CN216226070U

CN216226070U - Ventilation unit is used in laboratory

Info

Publication number: CN216226070U
Application number: CN202122833642.8U
Authority: CN
Inventors: 何平
Original assignee: Shanghai Deka Laboratory System Technology Co ltd
Current assignee: Shanghai Deka Laboratory System Technology Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The utility model belongs to the technical field of laboratories, and particularly discloses a ventilating device for a laboratory, which is characterized in that: the pipeline comprises a pipeline body, wherein a limiting ring is symmetrically and fixedly connected to the pipeline body, a clamping block is embedded in the limiting ring, a connecting groove is formed in the clamping block, an installation structure is arranged in the connecting groove and comprises a bolt, a first connecting block, a second connecting block, a first telescopic spring and a clamping groove, the bolt is embedded in the clamping block, the first connecting block is fixedly connected to one side of the bottom of the bolt, the first connecting block is hollow, the second connecting block is arranged at one end of the first connecting block, one end of the first telescopic spring is fixedly connected to the inside of the first connecting block, the other end of the first telescopic spring is fixedly connected with the second connecting block, a clamping groove is formed in one side of the limiting ring, and the second connecting block is embedded in the clamping groove and fixedly clamped with the limiting ring; this device has replaced the spring through the mode of joint, and the effectual bolt of avoiding slides.

Description

Ventilation unit is used in laboratory

Technical Field

The utility model relates to the technical field of laboratories, in particular to a ventilating device for a laboratory.

Background

The laboratory is the place where the test is performed. The laboratory is a scientific cradle which is a base of scientific research and a source of scientific development, and plays a very important role in the scientific development; some laboratory experiments's place need keep under sterile condition, and laboratory inside need carry out ventilation again, and for this reason this kind of laboratory all can use the pipeline that has air filtration structure, and the filter screen in the pipeline needs often to be changed, and current filter screen all installs through the bolt, and the phenomenon of smooth silk often appears after dismantling and installing many times in the bolt, and the filter screen is difficult to demolish behind the smooth silk.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation device for a laboratory, which aims to solve the problems that the field of laboratory experiments needs to be kept in an aseptic state, and the interior of the laboratory needs to be ventilated, so that the laboratory uses a pipeline with an air filtering structure, a filter screen in the pipeline needs to be frequently replaced, the existing filter screens are installed through bolts, the bolts frequently generate a phenomenon of thread slipping after being disassembled and assembled for many times, and the filter screens are difficult to disassemble after the thread slipping.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a ventilation unit is used in laboratory which characterized in that: the pipeline comprises a pipeline body, wherein a limiting ring is symmetrically and fixedly connected to the pipeline body, a clamping block is embedded in the limiting ring, a connecting groove is formed in the clamping block, an installation structure is arranged in the connecting groove and comprises a bolt, a first connecting block, a second connecting block, a first telescopic spring and a clamping groove, the bolt is embedded in the clamping block, the first connecting block is fixedly connected to one side of the bottom of the bolt, the first connecting block is hollow, the second connecting block is arranged at one end of the first connecting block, one end of the first telescopic spring is fixedly connected to the inside of the first connecting block, the other end of the first telescopic spring is fixedly connected with the second connecting block, a clamping groove is formed in one side of the limiting ring, and the second connecting block is embedded in the clamping groove and fixedly clamped with the limiting ring; one side of spacing collar is provided with dismantles the structure, it includes hollow cylinder, spring cushion, second expanding spring, telescopic link to dismantle the structure, one side fixedly connected with hollow cylinder of spacing collar, hollow cylinder's inside is provided with second expanding spring, second expanding spring's both ends fixedly connected with spring cushion, its one of which spring cushion and hollow cylinder fixed connection, another spring cushion and hollow cylinder sliding connection, hollow cylinder's inside is provided with the telescopic link, the one end of telescopic link is passed in two spring cushion and embedding draw-in groove, the telescopic link rather than a spring cushion sliding connection, telescopic link and another spring cushion fixed connection.

Preferably, the equal fixedly connected with connecting plate in one side at fixture block top, the one end of connecting plate is provided with the mounting panel, and the bottom embedding pipeline body's of mounting panel inside is provided with the filter screen on the mounting panel.

Preferably, the one end of pipeline body is provided with dustproof frame, and dustproof frame and pipeline body gomphosis, is provided with the dust screen on the dustproof frame, and the top and the bottom symmetry of dustproof frame are provided with a plurality of bolts.

Preferably, the inside of pipeline body is provided with the fan module.

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

the ventilation device for the laboratory effectively solves the problems that the filter screen in the pipeline needs to be frequently replaced, the existing filter screens are installed through bolts, the bolts frequently slide after being disassembled and installed for many times, and the filter screen is difficult to disassemble after the bolts slide; this device has replaced the spring through the mode of joint, and the effectual bolt of avoiding slides.

Drawings

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

FIG. 2 is a side cross-sectional structural schematic view of the present invention;

FIG. 3 is a schematic cross-sectional front view of the present invention;

FIG. 4 is a schematic perspective view of a portion of the present invention;

FIG. 5 is an enlarged view of the portion A of FIG. 3 according to the present invention.

In the figure: 1. a pipe body; 2. a dust-proof frame; 3. a dust screen; 4. a bolt; 5. mounting a plate; 6. filtering with a screen; 7. a connecting plate; 8. a clamping block; 9. a bolt; 10. connecting grooves; 11. a card slot; 12. a first connection block; 13. a second connecting block; 14. a first extension spring; 15. a hollow cylinder; 16. a spring cushion block; 17. a second extension spring; 18. a telescopic rod; 19. a fan module; 20. a limiting ring.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a ventilation device for a laboratory comprises a pipeline body 1, wherein a limiting ring 2 is symmetrically and fixedly connected on the pipeline body 1, a clamping block 8 is embedded in a limiting ring 20, a connecting groove 10 is arranged in the clamping block 8, an installation structure is arranged in the connecting groove 10, the mounting structure comprises a bolt 9, a first connecting block 12, a second connecting block 13, a first telescopic spring 14 and a clamping groove 11, a plug pin 9 is embedded in the fixture block 8, a first connecting block 12 is fixedly connected to one side of the bottom of the plug pin 9, the interior of the first connecting block 12 is hollow, a second connecting block 13 is arranged at one end of the first connecting block 12, one end of a first telescopic spring 14 is fixedly connected to the interior of the first connecting block 12, the other end of the first telescopic spring 14 is fixedly connected with the second connecting block 13, a clamping groove 11 is formed in one side of a limiting ring 20, and the second connecting block 13 is embedded in the clamping groove 11 and fixedly clamped with the limiting ring 20; one side of spacing collar 20 is provided with dismantles the structure, it includes hollow cylinder 15, spring cushion 16, second expanding spring 17, telescopic link 18 to dismantle the structure, one side fixedly connected with hollow cylinder 15 of spacing collar 20, hollow cylinder 15's inside is provided with second expanding spring 17, second expanding spring 17's both ends fixedly connected with spring cushion 16, one of which spring cushion 16 and hollow cylinder 15 fixed connection, another spring cushion 16 and hollow cylinder 15 sliding connection, hollow cylinder 15's inside is provided with telescopic link 18, two spring cushion 16 are passed to telescopic link 18's one end and are embedded into draw-in groove 11 in, telescopic link 18 rather than a spring cushion 16 sliding connection, telescopic link 18 and another spring cushion 16 fixed connection.

Further, the equal fixedly connected with connecting plate 7 in one side at 8 tops of fixture block, the one end of connecting plate 7 is provided with mounting panel 5, and the bottom of mounting panel 5 imbeds the inside of pipeline body 1, and is provided with filter screen 6 on the mounting panel 5.

Further, the one end of pipeline body 1 is provided with dustproof frame 2, and dustproof frame 2 and the 1 gomphosis of pipeline body, is provided with dust screen 3 on the dustproof frame 2, and the top of dustproof frame 2 and bottom symmetry are provided with a plurality of bolts 4.

Further, a fan module 19 is arranged inside the pipeline body 1.

The working principle is as follows: when the filter screen 6 needs to be disassembled, the telescopic rod 18 is pushed, one spring cushion block 16 slides in the hollow cylinder 15, the second telescopic spring 17 is contracted, one end of the telescopic rod 18 is embedded into the clamping groove 11 to push the second connecting block 13 out of the clamping groove 11, the first telescopic spring 14 is contracted, the first connecting block 12 is embedded with the second connecting block 13, the bolt 9 is pulled to separate the first connecting block 12, the second connecting block 13 and the first telescopic spring 14 from the connecting groove 10, the fixture block 8 can be separated from the limiting ring 20, the mounting plate 5 can be separated from the pipeline body 1, the filter screen 6 is replaced, one end of the mounting plate 5 is embedded into the pipeline body 1 when the replacement is completed, the fixture block 8 is embedded with the limiting ring 20, the second connecting block 13 is pressed to contract the first telescopic spring 14, the first connecting block 12 is attached to the second connecting block 13, the bolt 9 is embedded into the connecting groove 10, when the second connecting block 13 moves to one side of the clamping groove 11, the first telescopic spring 14 rebounds, so that the second connecting block 13 is embedded into the clamping groove 11, the clamping block 8 is fixed, and the mounting plate 5 is fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 ventilation unit is used in laboratory which characterized in that: comprises a pipeline body (1), a limiting ring (20) is symmetrically and fixedly connected to the pipeline body (1), a clamping block (8) is embedded in the limiting ring (20), a connecting groove (10) is arranged in the clamping block (8), a mounting structure is arranged in the connecting groove (10), the mounting structure comprises a bolt (9), a first connecting block (12), a second connecting block (13), a first telescopic spring (14) and a clamping groove (11), the bolt (9) is embedded in the clamping block (8), the first connecting block (12) is fixedly connected to one side of the bottom of the bolt (9), the first connecting block (12) is hollow, the second connecting block (13) is arranged at one end of the first connecting block (12), one end of the first telescopic spring (14) is fixedly connected to the inside of the first connecting block (12), and the other end of the first telescopic spring (14) is fixedly connected with the second connecting block (13), one side of the limiting ring (20) is provided with a clamping groove (11), and the second connecting block (13) is embedded into the clamping groove (11) and fixedly clamped with the limiting ring (20); one side of the limiting ring (20) is provided with a dismounting structure which comprises a hollow cylinder (15), a spring cushion block (16), a second telescopic spring (17) and a telescopic rod (18), one side of the limiting ring (20) is fixedly connected with a hollow cylinder (15), a second telescopic spring (17) is arranged inside the hollow cylinder (15), two ends of the second telescopic spring (17) are fixedly connected with spring cushion blocks (16), one spring cushion block (16) is fixedly connected with the hollow cylinder (15), the other spring cushion block (16) is connected with the hollow cylinder (15) in a sliding mode, an expansion rod (18) is arranged inside the hollow cylinder (15), one end of the expansion rod (18) penetrates through the two spring cushion blocks (16) and is embedded into the clamping groove (11), the expansion rod (18) is connected with the other spring cushion block (16) in a sliding mode, and the expansion rod (18) is fixedly connected with the other spring cushion block (16).

2. A laboratory ventilation apparatus according to claim 1, wherein: the equal fixedly connected with connecting plate (7) in one side at fixture block (8) top, the one end of connecting plate (7) is provided with mounting panel (5), and the inside of the bottom embedding pipeline body (1) of mounting panel (5), and be provided with filter screen (6) on mounting panel (5).

3. A laboratory ventilation apparatus according to claim 1, wherein: the pipeline is characterized in that a dustproof frame (2) is arranged at one end of the pipeline body (1), the dustproof frame (2) is embedded with the pipeline body (1), a dustproof net (3) is arranged on the dustproof frame (2), and a plurality of bolts (4) are symmetrically arranged at the top and the bottom of the dustproof frame (2).

4. A laboratory ventilation apparatus according to claim 1, wherein: the pipeline body (1) is internally provided with a fan module (19).