CN219272533U

CN219272533U - Compressing and replacing device convenient for quick replacement of filter of biosafety cabinet

Info

Publication number: CN219272533U
Application number: CN202320734456.5U
Authority: CN
Inventors: 李帅; 王日成; 孟坤; 刘新成
Original assignee: Jinan Biobase Biotech Co ltd
Current assignee: Jinan Biobase Biotech Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-06-30
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a compressing and replacing device convenient for a biological safety cabinet to replace a filter quickly, which comprises a mounting plate, a compressing and replacing device and a compressing and replacing device, wherein the mounting plate can be fixedly arranged on the inner wall of the biological safety cabinet; the base is integrally arranged on the end face of the mounting plate and is provided with a first end part, a second end part and a middle part; a connecting plate having a first end portion, a second end portion, and an intermediate portion; the handle is provided with a first end part, a second end part and a third end part, wherein the first end part is hinged to the first end part of the base, and the second end part is hinged to the first end part of the connecting plate; the movable rod is movably sleeved at the second end part of the base and is provided with a first end part and a second end part, the first end part is hinged to the second end part of the connecting plate, and the second end part is abutted against the end surface of the filter; through establishing movable rod movable sleeve at the second tip of base, drive the connecting plate motion when rotating the handle, and then drive movable rod up-and-down motion, reach the state of compressing tightly and unclamping to the filter of movable rod below, be convenient for quick getting and putting the filter.

Description

Compressing and replacing device convenient for quick replacement of filter of biosafety cabinet

Technical Field

The utility model relates to the technical field of biosafety cabinets, in particular to a compaction replacing device convenient for rapidly replacing a filter of a biosafety cabinet.

Background

At present, the filter of the biosafety cabinet is directly fixed on the inner wall of the biosafety cabinet through bolts, so that the requirement of quick disassembly and replacement cannot be met, and the replacement efficiency of workers is affected.

Disclosure of Invention

The utility model aims to at least partially solve the technical problems and provides a compacting and replacing device which is convenient for a biological safety cabinet to quickly replace a filter.

The technical scheme adopted by the utility model is as follows:

a compression replacement device for facilitating rapid replacement of a filter for a biosafety cabinet, the compression replacement device comprising:

the mounting plate is provided with a mounting hole and can be fixedly arranged on the inner wall of the biosafety cabinet;

the base is integrally arranged on the end face of the mounting plate and is provided with a first end part, a second end part and a middle part, and the middle part is a groove;

a connecting plate having a first end portion, a second end portion, and an intermediate portion;

the handle is provided with a first end part, a second end part and a third end part, the first end part is hinged to the first end part of the base, the second end part is hinged to the first end part of the connecting plate, and the third end part provides a holding area;

the movable rod is movably sleeved at the second end part of the base and is provided with a first end part and a second end part, the first end part of the movable rod is hinged to the second end part of the connecting plate, and the second end part of the movable rod is abutted to the end face of the filter.

Further, the second end of the base is provided with a guide sleeve with a hollow inside, and the axis of the guide sleeve is parallel to the mounting end face of the mounting plate.

Further, the second end of the movable rod is hollow and is provided with a threaded hole, the threaded hole is in threaded connection with a screw rod, and one end of the screw rod, which is far away from the movable rod, is in threaded connection with at least two bolts so as to limit the movement of the filter.

Further, the width of the middle portion of the connection plate is greater than the width of the first end portion of the base.

Further, the handle is L-shaped, the first end and the second end of the handle form a connecting section, the second end and the third end of the handle form a holding section, and the length of the connecting section is smaller than that of the holding section.

Compared with the prior art, the utility model has the beneficial effects that: through establishing movable rod movable sleeve at the second tip of base, drive the connecting plate motion when rotating the handle, and then drive movable rod up-and-down motion, reach the state of compressing tightly and unclamping to the filter of movable rod below, be convenient for quick getting and putting the filter, improve workman's work efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Fig. 1 is a schematic view of the whole structure of a compression exchanging device according to the present embodiment;

FIG. 2 is a schematic diagram showing an operation state of the pressing and replacing device according to the present embodiment;

fig. 3 is a second schematic diagram of the working state of the compression replacing device in this embodiment;

FIG. 4 is a schematic view showing the overall structure of the biosafety cabinet according to the embodiment;

reference numerals:

the device comprises a 10-compression replacement device, a 11-mounting plate, a 12-base, a first end of a 12 a-base, a middle part of a 12 b-base, a second end of a 12 c-base, a 13-connecting plate, a first end of a 13 a-connecting plate, a second end of a 13 b-connecting plate, a third end of a 13 c-connecting plate, a 14-handle, a first end of a 14 a-handle, a second end of a 14 b-handle, a third end of a 14 c-handle, a 15-movable rod, a first end of a 15 a-movable rod, a second end of a 15 b-movable rod, a 16-screw, a 17-bolt, an 18-washer, a 19-guide sleeve, a 20-fan and a 30-filter.

Detailed Description

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

It should be noted that the described embodiments are only some embodiments of the present application, and not all embodiments, and that the following description of at least one exemplary embodiment is merely illustrative in nature and should not be taken as limiting the application and its application.

Examples:

as shown in fig. 1, in this embodiment, there is provided a compression exchanging apparatus 10 for facilitating rapid exchange of a filter 30 for a biosafety cabinet, the compression exchanging apparatus 10 comprising: the mounting plate 11 is provided with a mounting hole and can be fixedly arranged on the inner wall of the biosafety cabinet; a base 12 integrally provided on the end surface of the mounting plate 11, and having a first end 12a, a second end 12c, and an intermediate portion 12b, wherein the intermediate portion is a groove for accommodating the connecting plate 13; a connection plate 13 having a first end portion 13a, a second end portion 13c, and an intermediate portion 13b; a handle 14 having a first end 14a, a second end 14b and a third end 14c, wherein the first end 14a is hinged to the first end 12a of the base 12, the second end 14b is hinged to the first end 13a of the connecting plate 13, and the third end 14c provides a holding area; the movable rod 15 is movably sleeved at the second end of the base 12, and has a first end 15a and a second end 15b, the first end 15a is hinged to the second end of the connecting plate 13, and the second end 15b abuts against the end face of the filter 30. The handle 14 can rotate relative to the base 12, so that the movable rod 15 is driven to move up and down, the length of the screw 16 is changed, and finally the filter 30 is pressed or loosened, so that the quick replacement of workers is facilitated, and the working efficiency is improved.

Fig. 2 and 3 are a schematic view of the compression exchanging device according to the present embodiment in an operating state when in a released state and a schematic view of the compression exchanging device in an operating state when in a compressed state, respectively.

As shown in fig. 4, in the present embodiment, the biosafety cabinet includes a blower 20, a blower 40 communicating with the blower, and filters 30 disposed on both upper and lower sides of the blower 40; the filter 30 includes an upper exhaust filter and a downwind blower filter.

In this embodiment, the second end of the base 12 has a guiding sleeve 19 with a hollow interior, and the axis of the guiding sleeve 19 is parallel to the mounting end surface of the mounting plate 11, so that the movable rod 15 moves up and down in the guiding sleeve 19, and keeps a vertical state, so as to avoid uneven force application.

In this embodiment, the second end portion of the movable rod 15 is hollow and provided with a threaded hole, the threaded hole is in threaded connection with a screw 16, one end of the screw 16, which is far away from the movable rod 15, is in threaded connection with at least two bolts 17 to limit the movement of the filter 30, and the screw 16 and the bolts 17 are arranged to be inserted into the mounting holes of the filter 30, and the two bolts 17 are used for fixing.

Further, a spacer 18 is provided between the two bolts, functioning as a stabilizing bolt.

In this embodiment, the width of the middle portion of the connecting plate 13 is greater than the width of the first end portion of the base 12, so that the middle portion of the connecting plate 13 can accommodate the first end portion of the base 12 after the handle 14 is turned up 180 ° to avoid interference.

In this embodiment, the handle 14 is L-shaped, the first end and the second end thereof form a connection section, the second end and the third end thereof form a holding section, and the length of the connection section is smaller than that of the holding section, so that the force can be reduced by using the lever principle, and the device can be rapidly operated.

In the present disclosure, the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or unit in question must have a particular orientation, be constructed and operate in a particular orientation. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Claims

1. Compress tightly change device convenient to biological safety cabinet quick replacement filter, a serial communication port, compress tightly change device and include:

2. The compression changing apparatus of claim 1 wherein the second end of the base has an internally hollow guide sleeve having an axis parallel to the mounting face of the mounting plate.

3. The compression changing device of claim 2, wherein the second end of the movable rod is hollow inside and is provided with a threaded bore, the threaded bore being threadably connected with a threaded rod, an end of the threaded rod remote from the movable rod being threadably connected with at least two bolts to define movement of the filter.

4. A compression changing device according to any one of claims 1 to 3, wherein the intermediate portion of the web has a width greater than the width of the first end portion of the base.

5. The compression changing apparatus of claim 4, wherein the handle is L-shaped with a first end and a second end forming a connecting section and a second end and a third end forming a gripping section, the connecting section having a length less than a length of the gripping section.