CN215742462U

CN215742462U - Fresh air filter with conveniently replaced filter screen

Info

Publication number: CN215742462U
Application number: CN202122409077.2U
Authority: CN
Inventors: 柯志强
Original assignee: Dongguan Micron Air Purification Co ltd
Current assignee: Dongguan Micron Air Purification Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-08
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of fresh air filters, in particular to a fresh air filter with a filter screen convenient to replace, which comprises a shell, the outer wall of one side of the shell is fixedly connected with an air inlet, the bottom of the shell is provided with a fixed groove, the inner walls of the two sides of the shell are both provided with a sliding chute, the inner walls of the two sides of the sliding chute are both connected with a fixed seat in a sliding way, the cross section of the fixed seat is L-shaped, the outer wall of one side of the fixed seat is fixedly connected with a clamping component, one side of the clamping component is fixedly connected with a connecting frame, the inner walls of four sides of the connecting frame are fixedly connected with a filter screen body, the filter screen clamping device can slide the filter screen body to the bottom of the shell to quickly install the filter screen body through the sliding of the fixed seat in the sliding chute, good positioning effect can be played to subsequent installation of filter screen through the fixing base in the inside slip of spout, has guaranteed that the filter screen body can be fast and accurate install.

Description

Fresh air filter with conveniently replaced filter screen

Technical Field

The utility model relates to the technical field of fresh air filters, in particular to a fresh air filter with a filter screen convenient to replace.

Background

At present, with the development of modern industry, harmful gas and smoke discharged into the air change the components of the air, causing air pollution. The polluted air seriously damages the health of human bodies, influences the growth of crops, and causes damage to natural resources, buildings and the like. In people's daily life, in order to obtain the clean air that can reach the standard, generally use air cleaner to catch and adsorb the dust particle in the air to make the air quality improve, for protecting people's breathing, avoid the human body to inhale toxic gas.

Chinese utility model patent document with publication number CN208501518U discloses an air cleaner convenient to change filter screen, belongs to the air cleaner field, has solved the problem of the unable quick replacement filter screen of current filter, including air cleaner casing, LED ultraviolet lamp, suction fan bearing frame, heating wire, first electro-magnet, filter screen iron stand, U type groove, the bar mouth of breathing in, rectangle piece, filter screen, suction fan, exhaust bar mouth, second electro-magnet recess, rectangular plate, handle, first shift knob, second shift knob and temperature detect switch. Through changing the filter screen structure, the loaded down with trivial details dismantlement process of traditional filter screen has been solved, has reached the effect of being convenient for change the filter screen.

Above-mentioned patent is mainly noted fast dismantlement to the filter screen, but this new trend filter is changing the back to the filter screen, often can't be quick installs the filter screen, and the leakproofness can not be guaranteed to the whole filter of installation back, and relatively poor to the fixed effect of filter screen, can not satisfy people's user demand. Therefore, a new air filter with a filter screen convenient to replace is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fresh air filter with a filter screen convenient to replace, so as to solve the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a conveniently change new trend filter of filter screen, includes the casing, one side outer wall fixedly connected with air intake of casing, the fixed slot has been seted up to the bottom of casing, the spout has all been seted up to the both sides inner wall of casing, the equal sliding connection of both sides inner wall of spout has the fixing base, the cross section of fixing base is the L type, one side outer wall fixedly connected with centre gripping subassembly of fixing base, one side fixedly connected with connection box of centre gripping subassembly, the equal fixedly connected with filter screen body of four side inner walls of connection box, one side outer wall fixedly connected with seal assembly and the joint subassembly of connection box.

Preferably, the centre gripping subassembly includes fixed connection and is in the telescopic link of fixing base one side outer wall, the circumference outer wall of telescopic link has cup jointed first spring, the telescopic link is kept away from the one end outer wall fixedly connected with grip block of fixing base, one side outer wall of grip block with the carriage is contradicted each other.

Preferably, the outer wall of one side of the connecting frame is fixedly connected with a connecting column, the outer wall of one side of the shell is provided with a slot, and one end of the connecting column penetrates through the slot.

Preferably, the sealing assembly comprises a sealing sleeve fixedly connected to the circumferential outer wall of the connecting column, and the circumferential outer wall of the sealing sleeve is abutted to the circumferential inner wall of the slot.

Preferably, the joint subassembly is including seting up the first draw-in groove at casing one side inner wall, one side outer wall fixedly connected with kelly of connecting frame, the kelly with first draw-in groove forms the joint, the inside of casing is provided with and is used for right the joint subassembly carries out the spacing subassembly of fixing.

Preferably, the limiting assembly comprises a mounting groove formed in the shell, a second spring is arranged in the mounting groove, a sliding column is inserted into the mounting groove, a clamping block is fixedly connected to the outer wall of one end of the sliding column, a second clamping groove is formed in the outer wall of the circumference of the clamping rod, the clamping block is clamped with the second clamping groove, and a limiting plate is fixedly connected to the outer wall of the circumference of the sliding column.

Preferably, one end of the sliding column extends to the inside of the fixing groove, and the sliding column is far away from the fixing ring fixedly connected to the outer wall of one end of the clamping block.

The utility model provides a fresh air filter with a filter screen convenient to replace by improvement, and compared with the prior art, the fresh air filter has the following improvements and advantages:

one is as follows: according to the filter screen body, the clamping assembly, the fixing seat and the sliding groove are arranged, when people need to replace and install the filter screen body, people can firstly press the clamping plate, when the clamping plate is under pressure, the first spring is compressed, people place the connecting frame and the filter screen body together at the bottom of the fixing seat and loosen the clamping plate, at the moment, the compressed first spring can rapidly recover to deform to drive the clamping plate to effectively clamp and fix the connecting frame and the filter screen body, then people slide the filter screen body to the bottom of the shell through the sliding of the fixing seat in the sliding groove to rapidly install the filter screen body, the subsequent installation of the filter screen can be well positioned through the sliding of the fixing seat in the sliding groove, and the filter screen body can be rapidly and accurately installed;

the second step is as follows: according to the utility model, through the arranged sealing assembly, when the fixed seat slides to the bottom of the sliding groove, the connecting column fixedly connected to one side of the connecting frame can penetrate through the inside of the slot, and at the moment, people only need to pull the connecting column to enable the sealing sleeve fixedly connected to the outer wall of the connecting column to be tightly clamped in the slot, so that the sealing performance of the whole filter can be effectively ensured through clamping the sealing sleeve in the slot, and meanwhile, the filter screen body can be preliminarily fixed;

thirdly, performing the first step; according to the utility model, through the clamping component and the limiting component, before people pull the connecting column, people can pull the sliding column to enable the second spring to be in a compressed state, then the clamping rod can be clamped in the first clamping groove while people pull the connecting column, so that the stability of the filter screen body after installation can be effectively ensured, when the clamping rod is clamped in the first clamping groove, people loosen the sliding column, at the moment, the second spring rapidly recovers to deform to eject the clamping block, and the ejected clamping block is clamped in the second clamping groove to play a good limiting role on the clamping rod, so that the stability of the filter screen body after installation can be further ensured.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the utility model at A;

FIG. 3 is a schematic view of the overall backside structure of the present invention;

FIG. 4 is a partial plan sectional structural schematic view of the housing of the present invention;

FIG. 5 is an enlarged view of the structure at B of the present invention;

fig. 6 is an enlarged schematic view of the structure at C of the present invention.

Description of reference numerals:

1. a housing; 2. an air inlet; 3. a connecting frame; 4. a chute; 5. connecting columns; 6. a filter screen body; 7. a fixed seat; 8. a telescopic rod; 9. a first spring; 10. a clamping plate; 11. fixing grooves; 12. a fixing ring; 13. a slot; 14. a first card slot; 15. a clamping rod; 16. a second card slot; 17. a clamping block; 18. a traveler; 19. a limiting plate; 20. mounting grooves; 21. a second spring; 22. and (5) sealing the sleeve.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a fresh air filter with a filter screen convenient to replace by improvement, and the technical scheme of the fresh air filter is as follows:

as shown in fig. 1-6, a conveniently change new trend filter of filter screen, including casing 1, one side outer wall fixedly connected with air intake 2 of casing 1, fixed slot 11 has been seted up to casing 1's bottom, spout 4 has all been seted up to casing 1's both sides inner wall, the equal sliding connection of spout 4's both sides inner wall has fixing base 7, the cross section of fixing base 7 is the L type, one side outer wall fixedly connected with centre gripping subassembly of fixing base 7, one side fixedly connected with connecting frame 3 of centre gripping subassembly, the equal fixedly connected with filter screen body 6 of four side inner walls of connecting frame 3, one side outer wall fixedly connected with seal assembly and the joint subassembly of connecting frame 3.

Further, the clamping assembly comprises a telescopic rod 8 fixedly connected to the outer wall of one side of the fixed seat 7, a first spring 9 is sleeved on the outer wall of the circumference of the telescopic rod 8, a clamping plate 10 is fixedly connected to the outer wall of one end, away from the fixed seat 7, of the telescopic rod 8, one outer wall of one side of the clamping plate 10 is abutted to the connecting frame 3, when people need to replace and install the filter screen body 6, people can firstly press the clamping plate 10, when the clamping plate 10 is stressed, the first spring 9 is compressed, people place the connecting frame 3 and the filter screen body 6 together at the bottom of the fixed seat 7 and loosen the clamping plate 10, at the moment, the compressed first spring 9 can rapidly recover to deform to drive the clamping plate 10 to effectively clamp and fix the connecting frame 3 and the filter screen body 6, and then people slide the filter screen body 6 to the bottom of the shell 1 through the sliding of the fixed seat 7 in the sliding chute 4 to quickly install the filter screen body, good positioning effect can be played to the subsequent installation of filter screen body 6 through fixing base 7 sliding in spout 4 is inside, has guaranteed that filter screen body 6 can be fast and accurate install.

Furthermore, one side outer wall of the connecting frame 3 is fixedly connected with a connecting column 5, a slot 13 is formed in one side outer wall of the shell 1, and one end of the connecting column 5 penetrates through the slot 13.

Further, seal assembly includes the seal cover 22 of fixed connection at the 5 circumference outer walls of spliced pole, and the circumference outer wall of seal cover 22 is inconsistent with the circumference inner wall of slot 13, through the seal cover 22 joint inside slot 13 can effectual assurance filter holistic leakproofness, also can tentatively fix filter screen body 6 simultaneously.

Further, the joint subassembly is including seting up at the first draw-in groove 14 of 1 one side inner wall of casing, one side outer wall fixedly connected with kelly 15 of connecting frame 3, and kelly 15 forms the joint with first draw-in groove 14, and the inside of casing 1 is provided with and is used for carrying out the spacing subassembly fixed to the joint subassembly, through inside first draw-in groove 14 of kelly 15 joint, can guarantee the stability after filter screen body 6 installs.

Further, the limiting component comprises a mounting groove 20 arranged in the shell 1, a second spring 21 is arranged in the mounting groove 20, a sliding column 18 is inserted into the mounting groove 20, a clamping block 17 is fixedly connected to the outer wall of one end of the sliding column 18, a second clamping groove 16 is formed in the outer wall of the circumference of the clamping rod 15, the clamping block 17 is clamped with the second clamping groove 16, a limiting plate 19 is fixedly connected to the outer wall of the circumference of the sliding column 18, before a person pulls the connecting column 5, the sliding column 18 can be pulled by people to enable the second spring 21 to be in a compressed state, then the clamping rod 15 can be clamped in the first clamping groove 14 when the person pulls the connecting column 5, so that the stability of the filter screen body 6 after installation can be effectively guaranteed, when the clamping rod 15 is clamped in the first clamping groove 14, the person loosens the sliding column 18, at the moment, the second spring 21 rapidly recovers to deform to eject the clamping block 17, the ejected clamping block 17 is clamped in the second clamping groove 16 to play a good limiting role on the clamping rod 15, thereby further ensuring the stability of the filter screen body 6 after installation.

Furthermore, one end of the sliding column 18 extends to the inside of the fixing groove 11, the outer wall of one end, far away from the fixture block 17, of the sliding column 18 is fixedly connected with the fixing ring 12, and people can draw the sliding column 18 more conveniently through the arranged fixing ring 12.

The working principle is as follows: when people need to replace and install the filter screen body 6, people can firstly press the clamping plate 10, when the clamping plate 10 is pressed, the first spring 9 is compressed, people place the connecting frame 3 and the filter screen body 6 together at the bottom of the fixed seat 7 and loosen the clamping plate 10, at the moment, the compressed first spring 9 can be quickly restored to deform to drive the clamping plate 10 to effectively clamp and fix the connecting frame 3 and the filter screen body 6, then people slide the filter screen body 6 to the bottom of the shell 1 to quickly install the filter screen body through the sliding of the fixed seat 7 in the sliding groove 4, the subsequent installation of the filter screen body 6 can be well positioned through the sliding of the fixed seat 7 in the sliding groove 4, the filter screen body 6 can be quickly and accurately installed, when the fixed seat 7 slides to the bottom of the sliding groove 4, the connecting column 5 fixedly connected to one side of the connecting frame 3 can pass through the inside of the slot 13, at the moment, people only need to pull the connecting column 5 to enable the sealing sleeve 22 fixedly connected to the outer wall of the connecting column to be tightly clamped in the slot 13, the sealing sleeve 22 is clamped in the slot 13, so that the whole sealing performance of the filter can be effectively ensured, and the filter screen body 6 can be preliminarily fixed, before people pull the connecting post 5, people can pull the sliding post 18 to enable the second spring 21 to be in a compressed state, and then the clamping rod 15 is clamped in the first clamping groove 14 while people pull the connecting post 5, so that the stability of the filter screen body 6 after installation can be effectively ensured, people loosen the traveller 18 when the joint of kelly 15 is inside at first draw-in groove 14, and second spring 21 resumes deformation rapidly this moment and pops out fixture block 17, and the fixture block 17 joint that pops out plays good limiting displacement to kelly 15 inside the second draw-in groove to can be further the assurance filter screen body 6 stability after the installation.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a conveniently change new trend filter of filter screen which characterized in that: including casing (1), one side outer wall fixedly connected with air intake (2) of casing (1), fixed slot (11) have been seted up to the bottom of casing (1), spout (4) have all been seted up to the both sides inner wall of casing (1), the equal sliding connection of the both sides inner wall of spout (4) has fixing base (7), the cross section of fixing base (7) is the L type, one side outer wall fixedly connected with centre gripping subassembly of fixing base (7), one side fixedly connected with link (3) of centre gripping subassembly, the equal fixedly connected with filter screen body (6) of four side inner walls of link (3), one side outer wall fixedly connected with seal assembly and the joint subassembly of link (3).

2. The fresh air filter with the filter screen convenient to replace according to claim 1, characterized in that: the centre gripping subassembly includes fixed connection and is in telescopic link (8) of fixing base (7) one side outer wall, first spring (9) have been cup jointed to the circumference outer wall of telescopic link (8), telescopic link (8) are kept away from the one end outer wall fixedly connected with grip block (10) of fixing base (7), one side outer wall of grip block (10) with linking frame (3) are contradicted each other.

3. The fresh air filter with the filter screen convenient to replace according to claim 1, characterized in that: one side outer wall fixedly connected with spliced pole (5) of connecting frame (3), slot (13) have been seted up to one side outer wall of casing (1), the one end of spliced pole (5) is followed the inside of slot (13) is passed.

4. The fresh air filter of claim 3, wherein the fresh air filter comprises: the sealing assembly comprises a sealing sleeve (22) fixedly connected to the circumferential outer wall of the connecting column (5), and the circumferential outer wall of the sealing sleeve (22) is abutted to the circumferential inner wall of the slot (13).

5. The fresh air filter with the filter screen convenient to replace according to claim 1, characterized in that: the joint subassembly is including offering first draw-in groove (14) at casing (1) one side inner wall, one side outer wall fixedly connected with kelly (15) of connecting frame (3), kelly (15) with first draw-in groove (14) form the joint, the inside of casing (1) is provided with and is used for right the joint subassembly carries out the spacing subassembly of fixing.

6. The fresh air filter of claim 5, wherein the fresh air filter comprises: spacing subassembly is including offering casing (1) inside mounting groove (20), mounting groove (20) are provided with second spring (21), the inside grafting of mounting groove (20) has traveller (18), the one end outer wall fixedly connected with fixture block (17) of traveller (18), second draw-in groove (16) have been seted up to the circumference outer wall of kelly (15), fixture block (17) with second draw-in groove (16) form the joint, the circumference outer wall fixedly connected with limiting plate (19) of traveller (18).

7. The fresh air filter of claim 6, wherein the fresh air filter comprises: one end of the sliding column (18) extends to the inside of the fixing groove (11), and the sliding column (18) is far away from the fixing ring (12) fixedly connected to the outer wall of one end of the clamping block (17).