National standards for medical doors

\”General Technical Requirements for Medical Doors in Buildings\” is a Chinese national standard that will be implemented on February 1, 2023.

Chinese name General technical requirements for medical doors of building Standard category Basic standard number GB/T 41659-2022

1. Technical specifications for steel medical doors in national standards for steel medical doors

1.1 The production, installation and acceptance of steel doors must meet the latest national standards, specifications and requirements. All materials used in the production and processing of goods are required to be environmentally friendly products.

1.2 All kinds of doors must be equipped with all accessories, including door leaf body, door frame, filling, locks, hinges, hidden latches, glass (glass depends on the functional needs of the room), etc. .

1.3 The color of the goods is made according to environmental requirements.

1.4 Medical door products must have test reports from relevant national departments.

2. Material selection and production requirements

2.1 Medical door frame

1. The material of the medical door frame is Shougang or Baosteel\’s high-quality flower-free and oil-free hot-dip galvanized steel plate. The thickness of the bare steel plate is ≥1.5mm. The steel must be Baosteel or Shougang\’s domestic high-quality steel.

2. The medical door frame is assembled on site to ensure the integrity and solidity of the door frame and wall.

3. The medical door facade adopts the form of double-sided full cover (set A + set B) to ensure the integrated design and aesthetics of the door frame and wall. importThe equipment is integrally bent and formed, with 90° diagonal connection technology, German European style folding design, and must have an \”R-shaped\” groove design, with high-quality rubber sealing strips embedded inside, making it easy to disassemble and clean.

2.2. Medical door leaf

1. Medical door leaf material: The steel must be domestically produced by Baosteel or Shougang. High-quality double-sided hot-dip galvanized flower-free and oil-free steel plate. The thickness of the bare steel plate is ≥0.8mm. The lining at the bottom of the door leaf is made of ≥0.8mm galvanized steel reinforcement plate to ensure its firmness and stability.

2. The thickness of the medical door leaf is 40mm. Each surface of the door panel is flat and smooth, with no solder joints. The door leaf is formed by one-time bending using a professional flexible bending center. There are no seams or joints on the surface. The side of the door leaf has single-seam locking links and no solder joints on the side. In order to fully consider the door leaf. There must be no exposed rivets, screw holes, welding spots, or welds around the door panel.

3. The interior of the medical door is filled with high-strength, high-density, high-strength, high-density honeycomb paper from the Dutch imported brand \”Hollisheng\” as the door panel filling material. The diameter of the honeycomb paperboard hole is 15㎜. It is fully bonded to the steel plate to ensure its stability and high-strength impact resistance.

4. According to the room function, the bathroom door panel is equipped with \”herringbone\” nylon ventilation louvers, and the ward door is equipped with aluminum alloy glass with a surface spliced ​​at 90 degrees or 45 degrees. Window, the window glass is 6mm tempered glass. The bathroom blinds are in nylon original color, and the window color is the same as the door body color.

3. Locks, hinges, top and bottom pins, seals

3.1. Medical door handles and panels are made of imported materials Branded stainless steel handle, quality guaranteed to be opened no less than 500,000 times. The bathroom door lock cylinder requires a \”one\” shape design to ensure the safety of its use and the smoothness of opening the door. The hardware must be American Stanley, German Duoma, and German ECO.

3.2. Medical door hinges: Use 304 stainless steel butterfly hinges and locks of the same brand. Door frames and door leaves must use steel reinforcing plates as reinforcements, and stainless steel machines are used to fix the hinges. The screws and hinges must be reinforced with threaded holes before leaving the factory (it is strictly prohibited to use wooden materials as reinforcements), which can fully ensure their firmness and stability, and will not occur when the door leaf is opened frequently for a long time. Sagging phenomenon.

3.3. Medical door top and bottom pins and center seam cover. The ward door adopts the form of double and double fans. The top and bottom pins of the sub-fans are split type top and bottom pins made of 304 stainless steel. The center seam cover of double-fold doors or double doors needs to be double-sided to ensure the overall airtightness and appearance of the door leaf.Spend.

3.4. Standards for matching lock cylinders for medical doors:

(1) Double-sided lock cylinders are used for ward doors to prevent The patient locked the door, causing inconvenience, and each floor is provided with a set of keys as standard.

(2) The bathroom door uses a \”one\” shaped bathroom single-sided lock cylinder, which can fully consider that in the event of an emergency, the patient is outside the door and does not use any special tools. , the door can be easily opened with just a coin.

(3) The use of a single-sided handwheel lock cylinder for the outpatient office door can fully consider the privacy and convenience of doctors and patients during treatment.

(4) Sealing strip: The door frame has an \”R\”-shaped groove, and a removable pure natural rubber sealing strip is embedded in the groove. The door frame and rubber sealing strip are connected non-adhesively. The sealing strip is removable and cleanable to meet the requirements of a hygienic environment.

4. Medical door panel color

4.1. The surface of the medical door frame and door panel is treated with electrostatic powder spraying , requiring high strength wear resistance, corrosion resistance and impact resistance. The spraying should be even and there should be no paint leakage or touch-up. The powder is required to be imported brands, and the environmental protection requirements must meet or exceed the national standard level. The powder is required to be imported from the Austrian “Tiger” brand or the Dutch “Aksu” brand. The surface spraying process is electrostatic fluid spraying. The coating is uniform, flat and smooth, without pitting, bubbles, paint leakage or paint peeling. The spraying layer is uniform, not less than 65 microns. The surface spraying is uniform and has strong adhesion. The surface effect is color Lifelike, easy to clean, and relatively resistant to bacteria and corrosion.

4.2. Medical door color: The specific color shall be based on the color of the steel door in the first phase or selected by Party A based on the national standard RAL color card sample.

5. Medical door glass, windows, blinds and installation requirements

5. 1. Ward doors are made of aluminum alloy The material surface is a glass window spliced ​​at an angle of 90°. The window glass is 6 mm tempered glass.

5.2. Medical door window:

①Aluminum alloy glass frame is used with rubber glass strips, and national standard tempering is selected The surface of the glass and glass frame is spray-painted in the same color as the door leaf to achieve a unified and coordinated style.

② The window frame adopts the same 450 or 900 connection as the door frame to avoid gaps in the corners. There are no screw holes on the surface, which is easy to clean and ensures the integrity and integrity of its angle with the door frame. Coordination.

5.3. HygieneRoom ventilation louvers

are made of nylon and adopt the most advanced foreign double-layer \”herringbone\” shaped ventilation louvers, which can fully ensure its ventilation function and patient privacy. To ensure its beauty and integrity.

2. Medical door installation process:

① The door frame and door leaf of the medical door are installed separately on site to facilitate transportation Simple and convenient for finished product protection. The door frame adopts the vertical and horizontal frame assembly and disassembly style, and is installed with built-in screws. Easy to assemble, low error, allowable deviation of door frame inner width is ±1mm, verticality of two frames ≤2mm, door frame diagonal difference ≤3mm, door frame reference line elevation <2mm, door frame installation position in the opening <5mm, door leaf Install after grouting is complete. There is no interface in the middle when the door frame sealing strip is installed. The door leaf and door frame are assembled with high precision to ensure the sound insulation performance of the door body.

② Medical door hinges are made of 304 stainless steel, with strong load-bearing capacity and stable performance. The hinge must be installed with a hinge lining plate of more than 1.5mm, and it is forbidden to make separate holes in the door frame and door leaf.