CN218794643U

CN218794643U - Filter equipment of laboratory air pipe

Info

Publication number: CN218794643U
Application number: CN202222894609.0U
Authority: CN
Inventors: 柯江锋; 熊亚娟; 丁海良; 王京; 方敏; 周琦
Original assignee: Wuhan Xinfuturetechnology Engineering Co ltd
Current assignee: Wuhan Xinfuturetechnology Engineering Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-04-07
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a laboratory air pipe's filter equipment, including air supply flange pipeline, the slot has been seted up to the preceding terminal surface of air supply flange pipeline, the filter screen has been inserted in the slot, the open end that the filter screen is close to the slot is equipped with sealed lid, two spouts have been seted up to the open end symmetry of slot, the draw-in groove has been seted up towards the terminal surface of spout to sealed lid, slide in the spout and be equipped with the fixture block, and in the one end embedding draw-in groove of fixture block. The utility model discloses a stir two fixture blocks and remove to the draw-in groove opposite direction, make the one end of fixture block not in the embedding draw-in groove, make the removal of sealed lid not influenced by the fixture block to made things convenient for and dismantled the filter screen, reduced the use of manpower and the consumption of time, improved the efficiency of clearance or change filter screen.

Description

Filter equipment of laboratory air pipe

Technical Field

The utility model relates to a laboratory air pipe's filter equipment technical field specifically is a laboratory air pipe's filter equipment.

Background

The laboratory ventilation pipeline is mainly used for discharging corrosive gas in a laboratory, such as a ventilation cabinet, a medicine cabinet, a general exhaust hood, an environmental exhaust louver and the like. Every room area in the laboratory needs to be exhausted, indoor micro negative pressure is maintained, and gas in the laboratory area is prevented from leaking. Is connected to a laboratory ventilation pipeline through a gas collecting hood and is connected to a main pipeline after being controlled by a gas valve. Under the action of a PP plastic centrifugal fan at the tail end, laboratory gas is discharged to an outdoor purification device (an activated carbon adsorption box or a PP spray tower) for purification and then discharged.

The filter device of the ventilation pipeline is characterized in that a filter screen is fixed in the air supply flange pipeline to filter corrosive gas in the air supply flange pipeline, prevent the permeation of polluted air and prevent ventilation of the ventilation pipeline, so that the polluted air brought in by people in and out is eliminated.

The filter screen of the filter device of the laboratory ventilation pipeline is fixed by a plurality of fixing bolts, and a plurality of fixing bolts are required to be disassembled and assembled for fixing in the process of replacing the filter screen, so that the filter screen is inconvenient to use, the labor consumption and the time consumption are consumed, and the efficiency of cleaning or replacing the filter screen is influenced; thus, the existing requirements are not met, for which we propose a filtering device for laboratory ventilation ducts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laboratory air pipe's filter equipment to the filter screen of solving the laboratory air pipe's that proposes in the above-mentioned background art is fixed through a plurality of fixing bolt, with the in-process of trading the filter screen, needs a lot of fixing bolt of dismouting fixed, waits very inconveniently, has consumeed the use of manpower and the consumption of time, has influenced the efficiency scheduling problem of clearance or change filter screen.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a laboratory air pipe's filter equipment, includes air supply flange pipeline, the slot has been seted up to the preceding terminal surface of air supply flange pipeline, the filter screen has been inserted in the slot, the open end that the filter screen is close to the slot is equipped with sealed lid, two spouts have been seted up to the open end symmetry of slot, the draw-in groove has been seted up towards the terminal surface of spout to sealed lid, slide in the spout and be equipped with the fixture block, and in the one end embedding draw-in groove of fixture block.

Preferably, the inner side of the slot is provided with two sleeves, springs are arranged in the sleeves, and one ends of the springs, which are close to the filter screen, are provided with baffles.

Preferably, two limiting grooves A are symmetrically formed in the inner side of the slot, a sliding block A is arranged on the end face, facing the limiting grooves A, of the baffle, and the sliding block A is connected to the limiting grooves A in a sliding mode.

Preferably, a groove B is formed in the reverse side, facing the clamping groove, of the clamping block, and a spring B is arranged in the groove B.

Preferably, one end of the sliding groove, which is far away from the sealing cover, is provided with a groove A, and the end face, which faces the groove A, of the clamping block is provided with a guide rod.

Preferably, limiting groove B is formed in the two sides of the sliding groove, a sliding block B is arranged on the end face, facing the limiting groove B, of the clamping block, and the sliding block B is connected to the limiting groove B in a sliding mode.

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

the utility model discloses a stir two fixture blocks and remove to the draw-in groove opposite direction, make the one end of fixture block not in the embedding draw-in groove, make the removal of sealed lid not influenced by the fixture block to made things convenient for and dismantled the filter screen, reduced the use of manpower and the consumption of time, improved the efficiency of clearance or change filter screen.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partial side view structural diagram of a portion a in fig. 1 according to the present invention.

In the figure: 1. a supply flange duct; 2. inserting slots; 3. a filter screen; 4. a sealing cover; 5. a limiting groove A; 6. a baffle plate; 7. a slide block A; 8. a sleeve; 9. a spring; 10. a card slot; 11. a clamping block; 12. a chute; 13. a groove A; 14. a groove B; 15. a spring B; 16. a guide bar; 17. a limiting groove B; 18. and a slide block B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a laboratory air pipe's filter equipment, includes air supply flange pipeline 1, slot 2 has been seted up to air supply flange pipeline 1's preceding terminal surface, and it has filter screen 3 to insert in the slot 2, and the open end that filter screen 3 is close to slot 2 is equipped with sealed lid 4, and two spouts 12 have been seted up to the open end symmetry of slot 2, and draw-in groove 10 has been seted up towards the terminal surface of spout 12 to sealed lid 4, slides in spout 12 and is equipped with fixture block 11, and in the one end embedding draw-in groove 10 of fixture block 11.

Adopt above-mentioned technical scheme, the utility model relates to a laboratory air pipe's filter equipment is when using, through stirring two fixture blocks 11 to draw-in groove 10 opposite direction removal, makes the one end of fixture block 11 not in embedding draw-in groove 10, makes the removal of sealed lid 4 not influenced by fixture block 11 to made things convenient for and dismantled filter screen 3, reduced the use of manpower and the consumption of time, improved the efficiency of clearance or change filter screen 3.

Further, the inboard of slot 2 is equipped with two sleeves 8, be equipped with spring 9 in the sleeve 8, the one end that spring 9 is close to filter screen 3 is equipped with baffle 6, two spacing groove A5 have been seted up to the inboard symmetry of slot 2, baffle 6 is equipped with slider A7 towards spacing groove A5's terminal surface, and slider A7 sliding connection is in spacing groove A5, adopt above-mentioned technical scheme, make fixture block 11 increase the shock attenuation effect when the sealed lid 4 of chucking, when fixture block 11 is not at the sealed lid 4 of chucking, can outwards pop out sealed lid 4, conveniently take off sealed lid 4.

The reverse side of fixture block 11 towards draw-in groove 10 has seted up recess B14, be equipped with spring B15 in the recess B14, make fixture block 11 reset, spout 12 is kept away from the one end of sealed lid and is seted up recess A13, fixture block 11 is equipped with guide bar 16 towards the terminal surface of recess A13, make fixture block 11 can only linear motion, spacing groove B17 has all been seted up to the both sides of spout 12, fixture block 11 is equipped with slider B18 towards the terminal surface of spacing groove B17, and slider B18 sliding connection is in spacing groove B17, prevent that fixture block 11 from breaking away from spout 12.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a laboratory ventilation pipe's filter equipment, includes air supply flange pipeline (1), its characterized in that: slot (2) have been seted up to the preceding terminal surface of air supply flange pipeline (1), it has filter screen (3) to insert in slot (2), the open end that filter screen (3) are close to slot (2) is equipped with sealed lid (4), two spout (12) have been seted up to the open end symmetry of slot (2), draw-in groove (10) have been seted up towards the terminal surface of spout (12) in sealed lid (4), it is equipped with fixture block (11) to slide in spout (12), and in the one end embedding draw-in groove (10) of fixture block (11).

2. A laboratory ventilation duct filter device according to claim 1, characterized in that: the inside of slot (2) is equipped with two sleeves (8), be equipped with spring (9) in sleeve (8), the one end that spring (9) are close to filter screen (3) is equipped with baffle (6).

3. A filter device for laboratory ventilation ducts according to claim 2, characterized in that: two spacing grooves A (5) have been seted up to the inboard symmetry of slot (2), baffle (6) are equipped with slider A (7) towards the terminal surface of spacing groove A (5), and slider A (7) sliding connection in spacing groove A (5).

4. A laboratory ventilation duct filter device according to claim 1, characterized in that: the reverse side of the clamping block (11) facing the clamping groove (10) is provided with a groove B (14), and a spring B (15) is arranged in the groove B (14).

5. A laboratory ventilation duct filter device according to claim 1, characterized in that: one end of the sliding groove (12) far away from the sealing cover (4) is provided with a groove A (13), and the end face, facing the groove A (13), of the clamping block (11) is provided with a guide rod (16).

6. A laboratory ventilation duct filter device according to claim 1, characterized in that: limiting groove B (17) have all been seted up to the both sides of spout (12), fixture block (11) are equipped with slider B (18) towards the terminal surface of limiting groove B (17), and slider B (18) sliding connection in limiting groove B (17).