CN219149622U

CN219149622U - Screw-free filter screen access cover

Info

Publication number: CN219149622U
Application number: CN202320095955.4U
Authority: CN
Inventors: 叶海璟
Original assignee: Guangzhou Lang Siwei Environmental Science And Technology Co ltd
Current assignee: Guangzhou Lang Siwei Environmental Science And Technology Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-06-09
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses a screw-free filter screen access cover, which comprises a main body shell, wherein a backboard is clamped and installed at the bottom end of the main body shell, a detaching mechanism is fixedly installed in the main body shell, the detaching mechanism comprises a detaching plate and two locking shells, two sides of the bottom end of the detaching plate are fixedly connected with one sides of the two locking shells respectively, and lock cylinders are slidably connected in the two locking shells; the filter screen access cover is formed by combining the main body shell and the back plate, the double-layer access cover has a better heat preservation effect than the single-layer access cover, and the filter screen access cover can be prevented from dewing under the condition that the indoor and outdoor temperature differences are too large.

Description

Screw-free filter screen access cover

Technical Field

The utility model relates to the technical field of air purification, in particular to a screw-free filter screen access cover.

Background

The filter screen access cover plays fixed filter screen and whole sealed effect, and the filter screen need be dismantled it after using a period, overhauls the maintenance to the filter screen, and current one-way positive pressure new fan filter screen overhauls structural scheme is to reserve the access cover in the filter screen position, and the access cover adopts the hand to twist the screw fastening, then dismantles the filter screen that needs to maintain.

However, conventional screen servicing has the following disadvantages:

when the filter screen needs to be replaced, a user needs to step on the ladder or the stool and then detach the filter screen by hand or by means of tools such as a screwdriver and the like on the back, and the user needs to spend more effort and more time to detach the filter screen.

Disclosure of Invention

The utility model aims to provide a screw-free filter screen access cover so as to solve the problems that a user needs to step on a ladder or a stool and then disassemble the filter screen by hands or by means of tools such as a screwdriver and the like when the filter screen needs to be replaced, and the user needs to spend more effort and more time to disassemble the filter screen.

In order to achieve the above purpose, the present utility model provides the following technical solutions: exempt from screw filter screen access cover, including the main body shell, the backplate is installed to the bottom block of main body shell, the inside fixed mounting of main body shell has detaching mechanism, detaching mechanism is including dismantling board and two lock shells, dismantle the both sides of board bottom respectively with one side fixed connection of two lock shells, two the inside of lock shell is all sliding connection has the lock core, two the lock groove has all been seted up at the both ends of lock core, four the inside of lock groove is all sliding connection has the spring bolt that extends to the external world, two the equal fixed mounting in middle part of lock core has the push plate that extends to the external world, four equal fixed mounting has the spring between one end of spring bolt and one side of four lock groove inner walls, and the filter screen maintainer uses the hand to push the push plate, and the push plate promotes the lock core from one side, and the lock core passes through the spring and drives the spring bolt and carry out synchronous motion, the lock bolt with the slot on breaking away from the machine, reaches the unblock purpose, just can take off the filter screen cover this moment, carries out the filter screen maintenance operation.

Preferably, the surfaces of the two pressing plates are provided with indication grooves, and the indication grooves are formed, so that a filter screen maintainer can conveniently press the pressing plates according to the fixed direction.

Preferably, a plurality of grooves are formed in the surface of the main body shell, the unevenness of the surface of the main body shell is increased due to the fact that the grooves are formed, and a filter screen access cover is convenient to take by a filter screen access person.

Preferably, the top end of the dismounting plate is fixedly connected with the main body shell, and the dismounting mechanism is mounted on the main body shell through the dismounting plate.

Preferably, the height of the main body casing is 15.5mm.

Preferably, the length of the main body casing is 302mm, and the width of the main body casing is 92mm.

Compared with the prior art, the utility model has the beneficial effects that:

1. through setting up the detaching mechanism, filter screen maintainer drives the lock core through pressing the clamp plate and takes place to slide along the lock shell, and the lock core passes through the spring and drives the spring bolt and keep away from the slot on the machine, reaches the unblock purpose, just can take off the filter screen access cover this moment, carries out filter screen maintenance operation, saves filter screen change time, raises the efficiency;

2. the filter screen access cover is formed by combining the main body shell and the back plate, the double-layer access cover has a better heat preservation effect than the single-layer access cover, and the filter screen access cover can be prevented from dewing under the condition that the indoor and outdoor temperature differences are too large.

Drawings

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

FIG. 2 is a bottom view of the present utility model;

FIG. 3 is a schematic view of a disassembly mechanism according to the present utility model;

FIG. 4 is a side view of the disassembly mechanism of the utility model;

fig. 5 is a top view of the present utility model.

In the figure: 1. a main body housing; 2. a dismounting mechanism; 21. disassembling the plate; 22. a spring; 23. a lock core; 24. a bolt; 25. pressing the plate; 26. a locking groove; 27. locking and locking a shell; 28. an indication groove; 3. a groove; 4. a back plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-5, the utility model provides a screw-free filter screen access cover, which comprises a main body shell 1, a backboard 4 is installed at the bottom end of the main body shell 1 in a clamping way, a detaching mechanism 2 is fixedly installed in the main body shell 1, the detaching mechanism 2 comprises a detaching plate 21 and two locking shells 27, two sides of the bottom end of the detaching plate 21 are fixedly connected with one sides of the two locking shells 27 respectively, lock cylinders 23 are slidably connected in the two locking shells 27, locking grooves 26 are formed in two ends of the two lock cylinders 23, lock bolts 24 extending to the outside are slidably connected in the four locking grooves 26, a pressing plate 25 extending to the outside is fixedly installed in the middle of the two lock cylinders 23, springs 22 are fixedly installed between one ends of the four lock bolts 24 and one side of the inner walls of the four locking grooves 26, a filter screen maintainer presses the pressing plate 25 by hands, the pressing plate 25 pushes the lock cylinders 23 from one side, the lock cylinders 23 drive the lock bolts 24 to synchronously move through the springs 22, and the lock bolts 24 are separated from grooves on a machine, so that the purposes of unlocking the filter screen can be achieved, and the main body shell 1 can be removed for maintenance operation.

The surfaces of the two pressing plates 25 are provided with indication grooves 28, and the indication grooves 28 are formed, so that a filter screen maintainer can conveniently squeeze the pressing plates 25 according to a fixed direction.

A plurality of grooves 3 are formed in the surface of the main body shell 1, the unevenness of the surface of the main body shell 1 is increased by the grooves 3, and a filter screen maintainer can conveniently take the main body shell 1.

The top end of the detaching plate 21 is fixedly connected with the main body casing 1, and the detaching mechanism 2 is mounted on the main body casing 1 through the detaching plate 21.

The height of the main body casing 1 is 15.5mm, the length of the main body casing 1 is 302mm, and the width of the main body casing 1 is 92mm.

When the embodiment of the application is used, the following steps are adopted: the filter screen maintainer uses the hand to press the pressing plate 25, the pressing plate 25 promotes the lock core 23 from one side, the lock core 23 passes through spring 22 and drives spring bolt 24 and carry out synchronous motion, spring bolt 24 and break away from the slot on the machine, reach the unblock purpose, just can take off main body shell 1 at this moment, carry out the filter screen maintenance operation, after the filter screen maintenance, the pressing plate 25 promotes lock core 23 from one side, the lock core 23 passes through spring 22 and drives spring bolt 24 and carry out synchronous motion, then the filter screen maintainer releases the pressure to pressing plate 25, spring 22 has elasticity, spring 22 takes place elastic deformation and buffers the pulling force, thereby detain main body shell 1 on the machine again, realize the locking purpose.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Exempt from screw filter screen access cover, including main part shell (1), its characterized in that: backplate (4) are installed to the bottom block of main body shell (1), the inside fixed mounting of main body shell (1) has detaching mechanism (2), detaching mechanism (2) are including dismantling board (21) and two lock shells (27), dismantle the both sides of board (21) bottom respectively with one side fixed connection of two lock shells (27), two the inside of lock shell (27) all sliding connection has lock core (23), two locking groove (26) have all been seted up at the both ends of lock core (23), four the inside of locking groove (26) all sliding connection has spring bolt (24) that extend to the external world, two the equal fixed mounting in middle part of lock core (23) has to extend to external pressure plate (25), four all fixed mounting has spring (22) between one end of spring bolt (24) and one side of four locking groove (26) inner walls.

2. The screw-free screen access cover of claim 1, wherein: the surfaces of the two pressing plates (25) are provided with indication grooves (28).

3. The screw-free screen access cover of claim 1, wherein: a plurality of grooves (3) are formed in the surface of the main body shell (1).

4. The screw-free screen access cover of claim 1, wherein: the top end of the dismounting plate (21) is fixedly connected with the main body shell (1).

5. The screw-free screen access cover of claim 1, wherein: the height of the main body shell (1) is 15.5mm.

6. The screw-free screen access cover of claim 1, wherein: the length of the main body shell (1) is 302mm, and the width of the main body shell (1) is 92mm.