CN219551784U

CN219551784U - Vertical installation parallel type rapid scanning mechanism of isolation protection filtering device

Info

Publication number: CN219551784U
Application number: CN202320823805.0U
Authority: CN
Inventors: 沈露华; 陈路刚; 毛德宝; 袁立宝
Original assignee: Suzhou Guangke Environmental Technology Co ltd
Current assignee: Suzhou Guangke Environmental Technology Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-08-18
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses a vertical installation parallel rapid scanning mechanism of an isolation protection filtering device, which comprises the following components: a ventilation filter box; the screw rod driving assembly comprises a base plate, a screw rod and a scanning disc, wherein the base plate is fixedly arranged on the top wall of the ventilation filtering device box body, the screw rod is rotatably arranged on the base plate, a screw rod nut is arranged on the screw rod, and one end of the screw rod extends out of the ventilation filtering device box body and then is connected with the scanning disc; the scanning assembly comprises a mounting plate and an equal-power scanning probe, wherein the mounting plate is fixedly mounted at the bottom of the screw nut, a plurality of equal-power scanning probes which are sequentially arranged from bottom to top are arranged on the mounting plate, and scanning ports of the equal-power scanning probes are arranged on the mounting plate in a position corresponding to the positions of the equal-power scanning probes. Compared with the prior art, the utility model effectively avoids the screw rod from being blocked, and has high scanning efficiency and high test result precision of the scanning head.

Description

Vertical installation parallel type rapid scanning mechanism of isolation protection filtering device

Technical Field

The utility model relates to the technical field of scanning of high-efficiency filtering devices, in particular to a vertical installation parallel type rapid scanning mechanism of an isolation protection filtering device.

Background

The method comprises the steps of filtering polluted gas exhausted from biological laboratories, high-activity medicaments, gao Zhimin medicament factories, hospital exhaust sections, pathogens, viruses, bacteria and other biochemical laboratories, biological vaccine production workshops, hospitals, disease control centers, animal disease research institutes and other occasions by high-efficiency filter devices, and discharging the polluted gas into the atmosphere, and filtering toxic and harmful gas by the high-efficiency filter.

The scanning leak detection mechanism of the existing high-efficiency filtering device generally adopts an isokinetic scanning probe, the scanning probe verifies that a guide rail moves up and down to realize the scanning of the height direction, and meanwhile, the scanning probe transversely moves through a screw rod to realize the scanning of the width direction, so that the scanning leak detection mechanism of the existing high-efficiency filtering device has the following problems:

1. the cavity of the ventilation filtering device is in full-welded connection, the deformation of two sides of the box is small, the deformation of the middle bulge is large, and the two ends of a screw rod for transverse movement of the existing scanning probe are fixed at the center of a side plate, so that the scanning probe can move up and down conveniently, the fulcrums at the two ends of the screw rod are easy to deform, the screw rod can be blocked, and scanning cannot be completed;

2. an isokinetic scanning probe has low scanning speed and low efficiency;

3. vortex is easy to generate in the up-and-down reciprocating scanning process of one equal power scanning head, so that inaccurate test results are caused.

Disclosure of Invention

The utility model aims at: the vertical installation parallel rapid scanning mechanism for the isolation protection filter device is capable of effectively avoiding screw rod blocking, and is high in scanning efficiency and high in test result precision.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a vertically mounted parallel fast scan mechanism for an isolated protective filter device, comprising:

a ventilation filter box;

the screw rod driving assembly comprises a base plate, a screw rod and a scanning disc, wherein the base plate is fixedly arranged on the top wall of the ventilation filtering device box body, the screw rod is rotatably arranged on the base plate, a screw rod nut is arranged on the screw rod, and one end of the screw rod extends out of the ventilation filtering device box body and then is connected with the scanning disc;

the scanning assembly comprises a mounting plate and an equal-power scanning probe, wherein the mounting plate is fixedly mounted at the bottom of the screw nut, a plurality of equal-power scanning probes which are sequentially arranged from bottom to top are arranged on the mounting plate, and scanning ports of the equal-power scanning probes are arranged on the mounting plate in a position corresponding to the positions of the equal-power scanning probes.

As a further description of the above technical solution:

a plurality of first hollowed-out holes are formed in the mounting plate.

As a further description of the above technical solution:

the first hollowed-out hole is circular.

As a further description of the above technical solution:

the first hollowed-out holes and the scanning ports are arranged at intervals.

As a further description of the above technical solution:

guide rods which are symmetrically arranged are arranged on two sides of the screw rod, and the guide rods penetrate through the screw rod nuts.

As a further description of the above technical solution:

the substrate is provided with a plurality of second hollowed-out holes.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. in the utility model, when the scanning mechanism works, the scanning disc is rotated, the screw rod rotates along with the scanning disc, the mounting plate horizontally moves through the screw rod nut, and a plurality of isokinetic scanning probes which are vertically arranged on the mounting plate and are arranged in parallel are simultaneously scanned.

2. In the utility model, 4 equal-power scanning heads are adopted in the scanning mechanism to be connected in parallel, so that all areas of the air outlet surface of the filter in the box body of the ventilation filtering device can be ensured, equal-power uniform-speed one-time scanning detection can be realized, and the leakage condition of the filter is detected through a particle counter or a photometer. Compared with the traditional scanning head, the device can complete scanning only by 4 times, avoids vortex of air in the box body of the ventilation filtering device in the up-and-down reciprocating process of the scanning head, improves the scanning efficiency, and has high precision of test results.

3. In the utility model, the scanning head does not need to reciprocate up and down, so the screw rod driving assembly is fixed at the top of the box body, the substrate adopts the aluminum plate, the deformation is difficult, the screw rod is effectively prevented from being blocked, and the scanning process is smooth.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a vertically installed parallel fast scanning mechanism for an isolation protection filter device.

Fig. 2 is a perspective view of a screw drive assembly in a vertically mounted parallel fast scan mechanism of an isolation protective filter device.

Fig. 3 is a schematic structural view of a screw drive assembly in a vertically mounted parallel fast scanning mechanism for an isolation protection filter device.

Fig. 4 is a schematic diagram of a scanning assembly in a vertically mounted parallel fast scanning mechanism for isolating protective filter devices.

Legend description:

1. a ventilation filter box; 11. a top wall; 2. a screw drive assembly; 21. a substrate; 211. the second hollowed-out hole; 22. a screw rod; 221. a screw nut; 222. a guide rod; 23. a scan disk; 3. a scanning assembly; 31. a mounting plate; 311. a scanning port; 312. the first hollowed-out hole; 32. an isokinetic scanning probe.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: a vertically mounted parallel fast scan mechanism for an isolated protective filter device, comprising:

a ventilation filter box 1;

the lead screw driving assembly 2 comprises a base plate 21, a lead screw 22 and a scanning disc 23, wherein the base plate 21 is fixedly arranged on the top wall 11 of the ventilation filter box body 1, the base plate 21 is an aluminum plate, the lead screw 22 is rotatably arranged on the base plate 21, a lead screw nut 221 is arranged on the lead screw 22, and one end of the lead screw 22 extends out of the ventilation filter box body 1 and then is connected with the scanning disc 23;

the scanning assembly 3 comprises a mounting plate 31 and equal-power scanning probes 32, wherein the mounting plate 31 is fixedly arranged at the bottom of a screw nut 221, a plurality of equal-power scanning probes 32 which are sequentially arranged from bottom to top are arranged on the mounting plate 31, and a scanning port 311 corresponding to the equal-power scanning probes 32 is arranged on the mounting plate 31.

Be provided with a plurality of first fretwork hole 312 on the mounting panel 31, first fretwork hole 312 is circular, and first fretwork hole 312 and scanning mouth 311 interval arrangement effectively control the weight of scanning subassembly 3, prevent ventilation filter equipment box 1 deformation.

Guide rods 222 are symmetrically arranged on two sides of the screw rod 22, and the guide rods 222 penetrate through the screw rod nut 221, so that the screw rod nut 221 moves smoothly, and scanning quality is guaranteed.

The substrate 21 is provided with a plurality of second hollowed-out holes 211, so that the weight of the screw rod driving assembly 2 is effectively controlled, and the ventilation filtering device box body 1 is prevented from being deformed.

Working principle: when the scanning mechanism works, the scanning disc 23 is rotated, the screw rod 22 rotates along with the scanning disc, the mounting plate 31 horizontally moves through the screw rod nut 221, and a plurality of isokinetic scanning probes 32 which are vertically arranged and arranged in parallel on the mounting plate 31 scan simultaneously. The scanning mechanism adopts 4 equal power scanning heads to be connected in parallel, so that all areas of the air outlet surface of the filter in the ventilation filtering device box body 1 can be ensured, equal power uniform speed disposable scanning detection can be realized, and the leakage condition of the filter is detected through a particle counter or a photometer. Compared with the traditional scanning head, the device can complete scanning only by 4 times, avoids vortex of air in the box body of the ventilation filtering device in the up-and-down reciprocating process of the scanning head, improves the scanning efficiency, and has high precision of test results.

In addition, because the scanning head does not need to reciprocate up and down, the screw rod driving assembly 2 is fixed at the top of the box body, the substrate 21 adopts an aluminum plate, the deformation is difficult, the screw rod is effectively prevented from being blocked, and the scanning process is smooth.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A vertically mounted parallel fast scan mechanism for an isolated protective filter device, comprising:

a ventilation filter box body (1);

the lead screw driving assembly (2) comprises a base plate (21), a lead screw (22) and a scanning disc (23), wherein the base plate (21) is fixedly arranged on the top wall (11) of the ventilation and filtration device box body (1), the lead screw (22) is rotatably arranged on the base plate (21), a lead screw nut (221) is arranged on the lead screw (22), and one end of the lead screw (22) extends out of the ventilation and filtration device box body (1) and then is connected with the scanning disc (23);

the scanning assembly (3) comprises a mounting plate (31) and an equal-power scanning probe (32), wherein the mounting plate (31) is fixedly mounted at the bottom of the screw nut (221), a plurality of equal-power scanning probes (32) which are sequentially arranged from bottom to top are arranged on the mounting plate (31), and a scanning port (311) of which the positions correspond to the equal-power scanning probes (32) is formed in the mounting plate (31).

2. The vertical installation parallel fast scanning mechanism of an isolation protection filter device according to claim 1, wherein a plurality of first hollowed-out holes (312) are arranged on the installation plate (31).

3. The vertical installed parallel fast scanning mechanism of an isolated protection filter device of claim 2, wherein said first hollowed-out hole (312) is circular.

4. The vertical installation parallel fast scanning mechanism of an isolation protection filter device according to claim 2, wherein the first hollowed-out hole (312) and the scanning port (311) are arranged at intervals.

5. The vertical installation parallel type rapid scanning mechanism of an isolation protection filter device according to claim 1, wherein guide rods (222) which are symmetrically arranged are arranged on two sides of the screw rod (22), and the guide rods (222) penetrate through the screw rod nut (221).

6. The vertical installation parallel fast scanning mechanism of the isolation protection filter device according to claim 1, wherein a plurality of second hollowed-out holes (211) are arranged on the base plate (21).