CN219316811U

CN219316811U - A airtight door for wind room of drenching with water

Info

Publication number: CN219316811U
Application number: CN202320235004.2U
Authority: CN
Inventors: 覃振勇; 周英
Original assignee: Wuhan Zhengli Environmental Engineering Co ltd
Current assignee: Wuhan Zhengli Environmental Engineering Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-07
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a closed door for an air shower, which comprises a door frame assembly and a door body assembly, wherein the door frame assembly comprises an outer door frame, and the inner wall of the outer door frame is fixedly connected with an inner door frame; the utility model relates to the technical field of airtight doors, and discloses a door body assembly, which comprises an airtight door body which is arranged in an outer door frame in an embedded manner, wherein the airtight door body is hinged on the inner wall of the outer door frame through two hinges; this a airtight door for air shower can form double-deck airtight effect through the door frame subassembly and the door body subassembly that set up after inseparable to seal through the ladder and block dust and pollutant, possess better airtight effect.

Description

A airtight door for wind room of drenching with water

Technical Field

The utility model relates to the technical field of airtight doors, in particular to an airtight door for an air shower.

Background

The air shower is local purifying equipment with strong universality and is arranged between a clean room and a non-clean room. When people and cargoes enter the clean area, the dust carried by the people and the cargoes can be removed by blowing the air from the air shower, and the dust source can be effectively blocked or reduced from entering the clean area. The front and back doors of the air shower/cargo shower are airtight doors, preventing the unpurified air from entering the clean area.

The publication number CN207598140U discloses a closed door of an air shower, which comprises a door body, a door frame and a closing device, wherein the door body is hinged to the door frame through a hinge; the outer frame surface of the door body is provided with a first groove, the inner frame surface of the door frame is correspondingly provided with a second groove, and when the door body is closed in the door frame, the first groove and the second groove form a cavity; the sealing device comprises a sealing strip and an inflator pump, and the sealing strip is arranged in the cavity; the sealing strip is provided with an inflation inlet and a deflation inlet, and the inflation inlet is connected with the inflator pump. The air shower is simple in structure and convenient to operate, gaps between the door body and the door frame can be effectively filled through the sealing device, and a good sealing effect is achieved, so that tiny pollutants such as bacteria and dust are prevented from entering the air shower from the door gaps, and pollution of the pollutants to the air shower is avoided.

However, the airtight door has the following defects that in the use process of the airtight door, the gaps between the door body and the door frame after being airtight are sealed through the inflation pump, but due to the single-layer airtight effect, part of pollutants still enter the air shower room in long-term use, and the use effect is limited.

To this end, the present utility model provides a hermetic door for a shower to solve the above-mentioned problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a closed door for an air shower, which solves the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the airtight door for the air shower comprises a door frame assembly and a door body assembly, wherein the door frame assembly comprises an outer door frame, and the inner wall of the outer door frame is fixedly connected with an inner door frame;

the door body assembly comprises a closed door body embedded in an outer door frame, the closed door body is hinged to the inner wall of the outer door frame through two hinges, one side of the closed door body is tightly attached to the inner door frame, the periphery of the closed door body is tightly attached to the outer door frame, one side of the closed door body is fixedly connected with a closed cover, one side of the closed cover is embedded in the inner door frame, the periphery of the closed cover is tightly attached to the inner door frame, a heat insulation layer is fixedly connected in the closed cover, and one side of the heat insulation layer is fixedly connected with a fireproof layer, and one side of the fireproof layer is fixedly connected with one side of the closed door body.

Preferably, one side fixedly connected with inner seal of inner door frame, one side of inner seal closely laminates with airtight door body, one side fixedly connected with outer seal of airtight door body, one side of outer seal closely laminates with inner door frame, can carry out dual partition to the joint gap after airtight door is closed through the cooperation of inner seal and outer seal that sets up, prevents dust and pollutant infiltration.

Preferably, four symmetrically-distributed fixed slots are formed in the inner wall of the outer door frame, four symmetrically-distributed telescopic slots are formed in the outer door frame, an inserting cylinder is inserted in the telescopic slots in a sliding mode, one end of the inserting cylinder slides and extends into the corresponding fixed slot, and the fixed slot, the telescopic slots and the inserting cylinder are arranged to be matched with each other to be convenient to use, so that the airtight door body is tightly connected with the outer door frame, and a closing effect is formed.

Preferably, the drive chamber has been seted up on the outer door frame, drive chamber and four expansion grooves all communicate, expansion groove internal fixation has the backup pad, rotate in the backup pad and run through and install the threaded rod, the one end screw thread of threaded rod extends to corresponding insert in the section of thick bamboo, the threaded rod is kept away from the one end of inserting the section of thick bamboo and extends to the drive intracavity, and the section of thick bamboo is moved through drive chamber, backup pad and the threaded rod collocation convenient to use that set up control insert, makes it can separate with the fixed slot.

Preferably, the synchronizing rod that two symmetries distributed is installed to the driving intracavity rotation, fixed cover is equipped with the initiative conical gear on the synchronizing rod, the one end fixedly connected with driven conical gear of threaded rod, driven conical gear and the initiative conical gear meshing that corresponds, the synchronizing rod through setting up, initiative conical gear and driven conical gear collocation convenient to use control four threaded rods and carry out synchronous rotation.

Preferably, two one end fixedly connected with same worm that the synchronizing bar is close to each other, the drive intracavity is provided with the pivot, the one end fixedly connected with worm wheel of pivot, worm wheel and worm meshing, the worm through setting up, pivot and worm wheel collocation convenient to use control two synchronizing bars and carry out synchronous rotation.

Preferably, one end of the rotating shaft rotates to penetrate through the outside of the outer door frame, a hand wheel is fixedly sleeved at one end of the rotating shaft, and an operator can conveniently control the rotating shaft to rotate through the hand wheel, so that the airtight door body can be conveniently opened.

Preferably, the spout has been seted up to the inner wall in flexible groove, insert the outer wall welding of section of thick bamboo has the gag lever post, in the one end of gag lever post extends to the spout, can avoid inserting section of thick bamboo removal interval too big and flexible groove break away from through spout and gag lever post collocation use that sets up.

Advantageous effects

The utility model provides a closed door for an air shower. Compared with the prior art, the device has the following

The beneficial effects are that:

(1) This a airtight door for wind room, can form double-deck airtight effect through door frame subassembly and the door body subassembly that sets up after inseparable to seal through the ladder and block dust and pollutant, possess better airtight effect.

(2) The airtight door for the air shower can be used by matching the fixed groove with the insertion barrel, so that the door body component and the door frame component can be kept in firm connection after being tightly closed, and the outer seal and the inner seal are tightly attached to form a better sealing effect.

Drawings

FIG. 1 is a perspective view of the external structure of the present utility model;

FIG. 2 is a schematic view of a door frame assembly according to the present utility model;

FIG. 3 is a schematic view of a door assembly according to the present utility model;

FIG. 4 is a schematic view of a partial front cross-sectional structure of the present utility model;

fig. 5 is a schematic view of the structure of the door frame assembly and the door body assembly according to the present utility model.

In the figure: 1. a door frame assembly; 101. an outer door frame; 102. an inner door frame; 2. a door body assembly; 201. a closed door body; 202. a closing cover; 203. a thermal insulation layer; 204. a fire-blocking layer; 3. an inner seal; 4. an outer seal; 5. a fixing groove; 6. a telescopic slot; 7. a plug cylinder; 8. a drive chamber; 9. a support plate; 10. a threaded rod; 11. a synchronizing lever; 12. a driving bevel gear; 13. a driven bevel gear; 14. a worm; 15. a rotating shaft; 16. a worm wheel; 17. a hand wheel; 18. a chute; 19. and a limit rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1, 2 and 3, a closed door for a shower includes a door frame assembly 1 and a door body assembly 2, wherein the door frame assembly 1 includes an outer door frame 101, and an inner wall of the outer door frame 101 is fixedly connected with an inner door frame 102;

the door body assembly 2 comprises a closed door body 201 embedded in the outer door frame 101, wherein the closed door body 201 is hinged on the inner wall of the outer door frame 101 through two hinges, one side of the closed door body 201 is tightly attached to the inner door frame 102, the periphery of the closed door body 201 is tightly attached to the outer door frame 101, one side of the closed door body 201 is fixedly connected with a closing cover 202, the closing cover 202 is made of rubber materials, one side of the closing cover 202 is embedded in the inner door frame 102, the periphery of the closing cover 202 is tightly attached to the inner door frame 102, a heat insulation layer 203 is fixedly connected in the closing cover 202, one side of the heat insulation layer 203 is fixedly connected with a fireproof layer 204, and one side of the fireproof layer 204 is fixedly connected with one side of the closed door body 201; one side of the inner door frame 102 is fixedly connected with an inner seal 3, the inner seal 3 is made of rubber materials, one side of the inner seal 3 is tightly attached to the airtight door body 201, one side of the airtight door body 201 is fixedly connected with an outer seal 4, the outer seal 4 is made of rubber materials, and one side of the outer seal 4 is tightly attached to the inner door frame 102.

Embodiment two:

referring to fig. 1 to 5, the present embodiment provides a technical solution based on the first embodiment: four symmetrically-distributed fixed grooves 5 are formed in the inner wall of the outer door frame 101, four symmetrically-distributed telescopic grooves 6 are formed in the outer door frame 101, an inserting cylinder 7 is inserted in the telescopic grooves 6 in a sliding mode, a threaded surface is arranged in the inserting cylinder 7, and one end of the inserting cylinder 7 extends into the corresponding fixed groove 5 in a sliding mode; the outer door frame 101 is provided with a driving cavity 8, the driving cavity 8 is communicated with four telescopic grooves 6, a supporting plate 9 is fixedly connected in the telescopic grooves 6, a threaded rod 10 is rotatably and penetratingly arranged on the supporting plate 9, one end of the threaded rod 10 extends into a corresponding inserting cylinder 7 in a threaded manner, and one end of the threaded rod 10, far away from the inserting cylinder 7, extends into the driving cavity 8; two symmetrically distributed synchronizing rods 11 are rotatably arranged in the driving cavity 8, driving bevel gears 12 are fixedly sleeved on the synchronizing rods 11, one end of each threaded rod 10 is fixedly connected with a driven bevel gear 13, and the driven bevel gears 13 are meshed with the corresponding driving bevel gears 12; one end, close to each other, of the two synchronizing rods 11 is fixedly connected with the same worm 14, a rotating shaft 15 is arranged in the driving cavity 8, one end of the rotating shaft 15 is fixedly connected with a worm wheel 16, and the worm wheel 16 is meshed with the worm 14; one end of the rotating shaft 15 rotates to penetrate through the outer door frame 101, and a hand wheel 17 is fixedly sleeved at one end of the rotating shaft 15; the inner wall of the expansion groove 6 is provided with a sliding groove 18, the outer wall of the insertion barrel 7 is welded with a limiting rod 19, and one end of the limiting rod 19 extends into the sliding groove 18.

And all that is not described in detail in this specification is well known to those skilled in the art.

Working principle: when the door body assembly 2 and the door frame assembly 1 are tightly closed, the periphery of the airtight door body 201 is tightly attached to the outer door frame 101, one side of the airtight door body is tightly attached to the inner door frame 102, the outer seal 4 on the airtight door body 201 is deformed and then tightly attached to the inner door frame 102, the inner seal 3 on the inner door frame 102 is deformed and then tightly attached to the airtight door body 201, the periphery of the tight cover 202 is tightly attached to the inner door frame 102, a stepped tight effect is formed through the size difference of the airtight door body 201 and the tight cover 202, and the connecting gap is double-isolated through the outer seal 4 and the inner seal 3, so that the tightness is improved; when the door body assembly 2 needs to be opened, only the hand wheel 17 is required to be rotated, the hand wheel 17 drives the worm wheel 16 to rotate through the rotating shaft 15, the worm wheel 16 drives the worm 14 meshed with the hand wheel 17 to rotate, the worm 14 drives the two synchronous rods 11 to rotate, the synchronous rods 11 drive the driving bevel gears 12 to rotate, the driving bevel gears 12 drive the threaded rods 10 to rotate through the driven bevel gears 13 meshed with the driving bevel gears 12, at the moment, the four threaded rods 10 keep synchronous rotation, the threaded rods 10 drive the inserting cylinders 7 in threaded connection with the threaded rods to move, the inserting cylinders 7 are separated from the fixed grooves 5, and the door body assembly 2 can be opened at the moment if reverse operation is required to be closed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a airtight door for wind shower, includes door frame subassembly (1) and door body subassembly (2), its characterized in that:

the door frame assembly (1) comprises an outer door frame (101), and an inner door frame (102) is fixedly connected to the inner wall of the outer door frame (101);

the door body assembly (2) comprises a closed door body (201) embedded in an outer door frame (101), the closed door body (201) is hinged to the inner wall of the outer door frame (101) through two hinges, one side of the closed door body (201) is tightly attached to the inner door frame (102), the periphery of the closed door body (201) is tightly attached to the outer door frame (101), a tight closure cover (202) is fixedly connected to one side of the closed door body (201), one side of the tight closure cover (202) is embedded in the inner door frame (102), the periphery of the tight closure cover (202) is tightly attached to the inner door frame (102), a heat insulation layer (203) is fixedly connected in the tight closure cover (202), and one side of the heat insulation layer (203) is fixedly connected with a fireproof layer (204), and one side of the fireproof layer (204) is fixedly connected with one side of the closed door body (201).

2. A containment door for a shower according to claim 1, wherein: one side fixedly connected with interior strip of paper used for sealing (3) of interior door frame (102), one side of interior strip of paper used for sealing (3) closely laminates with airtight door body (201), one side fixedly connected with outer strip of paper used for sealing (4) of airtight door body (201), one side and interior door frame (102) of outer strip of paper used for sealing (4) closely laminate.

3. A containment door for a shower according to claim 1, wherein: four symmetrically-distributed fixing grooves (5) are formed in the inner wall of the outer door frame (101), four symmetrically-distributed telescopic grooves (6) are formed in the outer door frame (101), inserting cylinders (7) are inserted in the telescopic grooves (6) in a sliding mode, and one ends of the inserting cylinders (7) slide and extend into the corresponding fixing grooves (5).

4. A containment door for a shower according to claim 3, wherein: the novel telescopic door is characterized in that a driving cavity (8) is formed in the outer door frame (101), the driving cavity (8) is communicated with four telescopic grooves (6), a supporting plate (9) is fixedly connected in the telescopic grooves (6), a threaded rod (10) is installed on the supporting plate (9) in a penetrating mode in a rotating mode, one end of the threaded rod (10) extends into a corresponding inserting cylinder (7) in a threaded mode, and one end of the threaded rod (10) away from the inserting cylinder (7) extends into the driving cavity (8).

5. A containment door for a shower according to claim 4, wherein: the driving cavity (8) is rotationally provided with two symmetrically distributed synchronizing rods (11), driving bevel gears (12) are fixedly sleeved on the synchronizing rods (11), one end of each threaded rod (10) is fixedly connected with a driven bevel gear (13), and the driven bevel gears (13) are meshed with the corresponding driving bevel gears (12).

6. A containment door for a shower according to claim 5, wherein: one end of each synchronizing rod (11) close to each other is fixedly connected with the same worm (14), a rotating shaft (15) is arranged in each driving cavity (8), one end of each rotating shaft (15) is fixedly connected with a worm wheel (16), and the worm wheels (16) are meshed with the worm (14).

7. A containment door for a shower as set forth in claim 6, wherein: one end of the rotating shaft (15) rotates to penetrate through the outer door frame (101), and a hand wheel (17) is fixedly sleeved at one end of the rotating shaft (15).

8. A containment door for a shower according to claim 3, wherein: the inner wall of the telescopic groove (6) is provided with a sliding groove (18), the outer wall of the inserting cylinder (7) is welded with a limiting rod (19), and one end of the limiting rod (19) extends into the sliding groove (18).