CN220353745U - High leakproofness theftproof steel door - Google Patents
High leakproofness theftproof steel door Download PDFInfo
- Publication number
- CN220353745U CN220353745U CN202321063642.7U CN202321063642U CN220353745U CN 220353745 U CN220353745 U CN 220353745U CN 202321063642 U CN202321063642 U CN 202321063642U CN 220353745 U CN220353745 U CN 220353745U
- Authority
- CN
- China
- Prior art keywords
- door
- connecting rod
- valve
- sealing strip
- door leaf
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 235000019362 perlite Nutrition 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model relates to a high-tightness anti-theft steel door which comprises a door leaf, a door frame and an external handle, wherein a circle of sealing strips are arranged on the inner wall of the door leaf, the inside of each sealing strip is hollow, and the sealing strips are connected with an air pipe; the side surface of the door leaf is provided with an inflation assembly, the inflation assembly is connected with the sealing strip through an air pipe, and the inflation assembly conveys air to the sealing strip through opening and closing of the door; the air pipe is provided with a valve, the end part of the lock cylinder is provided with a shaft lever, the shaft lever is fixedly connected with a linkage connecting rod, and the other end of the connecting rod is fixedly connected with a rotating shaft of the valve. When the external handle rotates, the switch of the valve is controlled through the linkage arrangement of the connecting rod. The utility model overcomes the gap between the door leaf and the door frame of the anti-theft door, and the sealing strip is inflated to complete the sealing between the door leaf and the peripheral ring of the door frame, thereby further enhancing the sealing performance.
Description
Technical Field
The utility model relates to the technical field of steel doors, in particular to a high-tightness anti-theft steel door.
Background
The existing steel door generally achieves the anti-theft purpose by adopting a firm material, has relatively poor anti-theft performance and relatively low safety performance, has relatively high requirements on the air tightness, water tightness, self-cleaning and antibacterial property of the steel door in a room with purification requirements, has certain gaps between the door leaf and the door frame of the existing anti-theft door, and has certain uncertainty on the safety performance besides low sealing performance.
In the comparison document of a heat preservation steel door proposed by publication number CN202221299094.3, a sealing gasket is fixedly installed on two sides of the inner wall of a door frame substrate, a plurality of mounting holes are formed in the inner wall of the door frame substrate, a door body is movably installed in the door frame substrate through a hinge, a door lock is fixedly installed on the surface of the door body, an inner framework is fixedly installed in the door frame substrate, perlite fireproof plates are fixedly installed on the left side and the right side of the inner framework, and a plurality of heat insulation and heat preservation substrates are filled between the two perlite fireproof plates. "
The above mentioned reference also has the following drawbacks: the steel door in the comparison document enhances the sealing effect between the door frame substrate and the wall body through the sealing gasket arranged on the inner wall of the door frame substrate, and the sealing gasket has good sealing performance, but is suitable for occasions with small motion friction resistance, so we propose a high-tightness anti-theft steel door.
Disclosure of Invention
The utility model aims to provide a high-tightness anti-theft steel door so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a high-tightness anti-theft steel door comprises a door leaf, a door frame, an external handle and a lock cylinder, wherein a circle of sealing strips are arranged on the inner wall of the door leaf; the sealing strip is hollow in the inside; an inflation assembly is arranged on the side face of the door leaf; the inflation assembly is connected with the sealing strip through an air pipe; a valve is arranged in the pipeline; the inflation assembly transmits gas to the sealing strip through opening and closing of the door, and the valve of the inflation assembly is controlled to open and close in the rotation process of the external handle.
Preferably, the inflation assembly comprises two cylinders arranged on the side edges of the door leaf, an inclined block arranged in the cylinders in a sliding manner and an air pipe connected to the rear end part of the cylinders, and a reset spring is arranged at the rear end part of the inclined block.
Preferably, the end of the lock cylinder is provided with a shaft lever, the shaft lever is fixedly connected with a connecting rod a, the end of the connecting rod a is hinged with a connecting rod b, and the other end of the connecting rod b is hinged with a connecting rod c.
Preferably, the valve comprises a valve body and a valve plate rotatably arranged in the valve body, and a rotating shaft of the valve plate is fixedly connected with the other end of the connecting rod c.
Preferably, the sealing strip is made of thermoplastic elastomer material, and the diameter of the sealing strip after expansion is about 0.6 cm to 1cm.
The utility model has the beneficial effects that:
according to the utility model, the inclined block is arranged at the opening and closing position of the door leaf and the door frame, the inclined block generates flowing gas through extrusion sliding with the door frame, the flowing gas is extruded into the air pipe, the connecting rod arranged on the lock cylinder rotating shaft is driven by the external handle of the door leaf, and the connecting rod pulls the valve switch, so that the gas flows into the sealing strip, and the sealing effect is achieved. This scheme simple structure, novel in design, the inside aggregate unit of door leaf has reached the effect of high leakproofness.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings described below are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic front view of the present utility model.
Fig. 2 is a schematic diagram of an axial measurement structure according to the present utility model.
Fig. 3 is a schematic view of a partial structure of an inflatable module according to the present utility model.
Fig. 4 is a schematic diagram of a partial structure of a lock cylinder and a shaft according to the present utility model.
Fig. 5 is a schematic diagram of a cross-sectional structure of a swash block and a cylinder according to the present utility model.
In the figure: 1 door leaf, 2 door frame, 3 outside handles, 4, sealing strip, 5, inflation assembly, 6 trachea, 7 valve body, 8 valve rod, 9 connecting rod c, 10 connecting rod b, 11 connecting rod a, 12 return spring, 13 valve, 14 cylinder body, 15 sloping block, 16 lock core, 17 axostylus axostyle
Detailed Description
The following description of the embodiments of the present utility model will be made more clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model.
Example 1
Referring to fig. 1-5, a high-tightness anti-theft steel door comprises a door leaf 1, a door frame 2, an external handle 3 and a lock cylinder 17, wherein a circle of sealing strips 4 are arranged on the inner wall of the door leaf 1; the sealing strip 4 is hollow in the interior; the side surface of the door leaf 1 is provided with an inflation assembly 5; the inflation assembly 5 is connected with the sealing strip 4 through an air pipe 6; a valve 13 is arranged in the air pipe 6; the inflation assembly 5 transmits gas to the sealing strip 4 through opening and closing of the door, and the valve 13 is controlled to open and close in the rotating process of the external handle 3.
According to the utility model, the inclined block is arranged at the opening and closing position of the door leaf and the door frame, the inclined block generates flowing gas through extrusion sliding with the door frame, the flowing gas is extruded into the air pipe, the connecting rod arranged on the lock cylinder rotating shaft is driven by the external handle of the twisted door leaf, and the connecting rod pulls the valve switch, so that the gas flows into the sealing strip, and the sealing effect is achieved.
As shown in fig. 3-5, the inflation assembly 5 includes two cylinders 14 disposed at the side edges of the door leaf, a sloping block 15 slidably disposed in the cylinders, and an air pipe 6 connected to the rear end of the cylinders 14, where a return spring 12 is disposed at the rear end of the sloping block, and after the door leaf is opened, the return spring can make the sloping block pop out and return.
As shown in fig. 3-4, the end of the lock core 16 is provided with a shaft lever 17, the shaft lever 17 is fixedly connected with a connecting rod a11, the end of the connecting rod a11 is hinged with a connecting rod b10, the other end of the connecting rod b10 is hinged with a connecting rod c9, and when the external handle rotates, the valve is opened through linkage of the connecting rod.
As shown in fig. 3, the valve 13 includes a valve body 7 and a valve plate 8 rotatably disposed in the valve body 7, and a rotation shaft of the valve plate 8 is fixedly connected with the other end of the connecting rod c 9.
In this example, the sealing strip 4 is made of thermoplastic elastomer material, and the diameter of the sealing strip 4 after expansion is about 0.6 cm to 1cm.
The working process is as follows:
when the door leaf is opened, two inclined blocks on the side edge of the door leaf slide through extrusion with a door frame, flowing gas is generated in a cylinder body, the flowing gas is extruded into an air pipe, a connecting rod arranged on a lock cylinder rotating shaft is driven to perform reset motion by twisting an external handle of the door leaf, the reset motion of the connecting rod can control a valve switch, the lock cylinder is driven to rotate when the external handle rotates downwards, the linkage connecting rod starts the valve switch, and the gas flows into the sealing strip; when the external handle is reset upwards, the lock cylinder is reset and rotated, the linkage connecting rod closes the switch of the valve, and gas can expand in the sealing strip, so that the sealing effect is achieved.
The foregoing is merely a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art under the technical teaching of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a high leakproofness theftproof steel door, includes door leaf (1), door frame (2), outside handle (3) and lock core (17), its characterized in that: the inner wall of the door leaf (1) is provided with a circle of sealing strips (4); the sealing strip (4) is hollow in the interior; an inflation assembly (5) is arranged on the side face of the door leaf (1); the inflation assembly (5) is connected with the sealing strip (4) through an air pipe (6); a valve (13) is arranged in the air pipe (6); the inflation assembly (5) transmits gas to the sealing strip (4) through opening and closing of the door, and the valve (13) is controlled to be opened and closed in the rotation process of the external handle (3).
2. The high-tightness burglarproof steel door as claimed in claim 1, wherein the air charging assembly (5) comprises two cylinders (14) arranged on the side edges of the door leaf, an inclined block (15) arranged in the cylinders in a sliding manner and an air pipe (6) connected to the rear end part of the cylinders (14), and a return spring (12) is arranged at the rear end part of the inclined block.
3. The high-tightness anti-theft steel door according to claim 1, wherein a shaft lever (18) is arranged at the end part of the lock cylinder (13), a connecting rod a (11) is fixedly connected to the shaft lever (18), the end part of the connecting rod a (11) is hinged with a connecting rod b (10), and the other end of the connecting rod b (10) is hinged with a connecting rod c (9).
4. A high tightness burglarproof steel door according to claim 3, wherein the valve (13) comprises a valve body (7) and a valve plate (8) rotatably arranged in the valve body (7), and a rotating shaft of the valve plate (8) is fixedly connected with the other end of the connecting rod c (9).
5. A high tightness burglarproof steel door as claimed in claim 3, wherein said sealing strip (4) is made of thermoplastic elastomer material, and the diameter of the sealing strip (4) after expansion is about 0.6-1cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063642.7U CN220353745U (en) | 2023-05-06 | 2023-05-06 | High leakproofness theftproof steel door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063642.7U CN220353745U (en) | 2023-05-06 | 2023-05-06 | High leakproofness theftproof steel door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220353745U true CN220353745U (en) | 2024-01-16 |
Family
ID=89476415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321063642.7U Active CN220353745U (en) | 2023-05-06 | 2023-05-06 | High leakproofness theftproof steel door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220353745U (en) |
-
2023
- 2023-05-06 CN CN202321063642.7U patent/CN220353745U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220353745U (en) | High leakproofness theftproof steel door | |
| CN101294473A (en) | Sliding window | |
| CN111075326A (en) | Fire-proof window | |
| CN201193867Y (en) | Enclosed ventilated air-changing apparatus | |
| CN112727328A (en) | Hospital is with multi-functional radiation protection leak protection valve based on intelligence is made | |
| CN218894270U (en) | Assembled light steel house structure | |
| CN101922279A (en) | Single track sliding door and window structure | |
| CN203066802U (en) | Indoor large-opening louvered ventilation device used for building double-layer curtain wall | |
| CN216110287U (en) | Pipeline type building door and window | |
| CN217106644U (en) | Energy-saving thermal-insulating plastic-steel window | |
| CN220847700U (en) | Thermal insulation type water meter well | |
| CN202380956U (en) | Movable louver door and window | |
| CN220487447U (en) | Aluminum alloy window sealing structure | |
| CN201193462Y (en) | Sliding door device with excellent water tightness, gastightness amd heat insulation performance | |
| CN213271081U (en) | Airtight gate valve | |
| CN220955331U (en) | Air-tight window of grain storage bin | |
| CN203068717U (en) | Sliding-board type natural ventilation device vertically installed behind stand pillar of unit curtain wall | |
| CN200989148Y (en) | Edge frame with elastic hold-down mechanism | |
| CN215949246U (en) | Door and window with locking device | |
| CN221256523U (en) | Connecting rod type sealed heat-insulating window | |
| CN219913646U (en) | Airtight refrigeration house door | |
| CN219412317U (en) | Flush inward-opening window system door and window | |
| CN116498194A (en) | Green energy-saving door and window | |
| CN219711323U (en) | Heat-insulating energy-saving door and window | |
| CN220267488U (en) | Energy-saving bridge-cut-off aluminum alloy door and window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |