CN219150157U

CN219150157U - Biological safety cabinet

Info

Publication number: CN219150157U
Application number: CN202223170031.0U
Authority: CN
Inventors: 纪建华; 李林运; 罗登钊
Original assignee: Siyuan Guangdong Engineering Technology Co ltd
Current assignee: Guangdong Wanshulin Laboratory System Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-06-09
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a biosafety cabinet, which comprises a cabinet body, wherein square blocks are fixedly connected to two sides of the cabinet body, sliding grooves are formed in the square blocks, the sliding grooves are respectively and slidably connected with a first connecting rod and a second bending rod which are fixedly connected with two ends of a baffle, a first side block and a second side block are respectively and fixedly connected to the first connecting rod and the second bending rod, and a limiting part for limiting the baffle is arranged on the cabinet body. According to the utility model, under the action of the elasticity of the first spring, the first connecting rod and the bent rod are pushed to move downwards, namely, the baffle plate is led to move downwards until the baffle plate moves to shield the glass door, the baffle plate has a certain color, an operator cannot see a test space in the cabinet body through the baffle plate, the operator is reminded that the glass door is in a closed state at the moment, and after the baffle plate is removed, the glass door is required to be opened to place articles into the operation space in the cabinet body.

Description

Biological safety cabinet

Technical Field

The utility model relates to the technical field of biosafety cabinets, in particular to a biosafety cabinet.

Background

The biosafety cabinet is a box-type air purification negative pressure safety device capable of preventing aerosol from being dissipated by some dangerous or unknown biological particles in the experimental operation treatment process, and the biosafety cabinet is opened and closed by the up-and-down movement of electric glass.

This electronic glass door is normally for borderless design, under the printing opacity characteristic of glass door, the glass door that the operating personnel will close is looked into the open state by mistake easily to when taking into the safety cabinet with the test apparatus, can lead to the test apparatus directly to hit on the glass door, not only have the damage to the glass door, also can lead to the damage of test apparatus, consequently need improve traditional biosafety cabinet, make it can prevent that operating personnel from misjudging the open-close state of glass door.

Disclosure of Invention

The utility model aims at: in order to solve the problems, a biosafety cabinet is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a biosafety cabinet, includes the cabinet body, the both sides fixedly connected with square of the cabinet body, the spout has been seted up in the square, spout respectively with baffle both ends fixedly connected's connecting rod one and bent rod sliding connection, respectively fixedly connected with side piece one and side piece two on connecting rod one and the bent rod, be equipped with the locating part spacing to the baffle on the cabinet body.

Preferably, the limiting part comprises a round rod which is connected with the bent rod in a sliding manner, a clamping block is fixedly connected to the end part of the round rod, a second spring is sleeved on the round rod, one end of the second spring is fixedly connected with the bent end of the bent rod, the other end of the second spring is fixedly connected with the clamping block, and a clamping groove which is clamped with the clamping block is formed in the cabinet body.

Preferably, the first side block and the second side block are symmetrically distributed, and the square block at one end of the cabinet body is positioned in the middle of the first side block, and the square block at the other end of the cabinet body is positioned in the middle of the second side block.

Preferably, the first springs are fixedly connected in the sliding grooves at two ends of the cabinet body, the first springs and the second springs are fixedly connected with the inner wall of the sliding groove and the first connecting rod respectively, and the first springs and the second springs are fixedly connected with the inner wall of the sliding groove and the bent rod respectively.

Preferably, the surface of the baffle plate is protruded with uniformly distributed rubber gasket strips.

Preferably, the end of the round rod is fixedly connected with a pull block.

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

1. this application is through under the elasticity effect of spring one, promotes connecting rod one and bent rod downwardly moving, leads to the baffle to move down promptly, until the baffle removes to shelter from the glass door, the baffle possesses certain colour, the inner test space of cabinet can't be seen through the baffle to operating personnel at this moment, operating personnel is in the state of closing by reminding the glass door at this moment promptly, need open the glass door just can put into the internal operating space of cabinet with article after removing the baffle.

2. This application shelters from glass door and keep away from the glass door through the baffle, and the equal accessible fixture block is with the fixed position of baffle for the cabinet body all can not receive the influence of baffle when using and idle, and is comparatively convenient, and the fixed operation in position of baffle has saved loaded down with trivial details step, the operating personnel of being convenient for hands.

Drawings

FIG. 1 shows a schematic diagram of the overall structure of a biosafety cabinet provided according to an embodiment of the utility model;

FIG. 2 shows a schematic diagram of a side structure of a biosafety cabinet provided according to an embodiment of the utility model;

FIG. 3 illustrates a schematic view of a glass door position structure of a biosafety cabinet provided in accordance with an embodiment of the utility model;

FIG. 4 shows a schematic view of a baffle structure provided according to an embodiment of the present utility model;

legend description:

1. a cabinet body; 2. a square block; 3. a chute; 4. a first spring; 5. a baffle; 6. a filler strip; 7. a first connecting rod; 8. a side block I; 9. bending a rod; 10. a round bar; 11. a clamping block; 12. pulling blocks; 13. a second spring; 14. a second side block; 15. a clamping groove.

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:

the utility model provides a biosafety cabinet, including the cabinet body 1, the both sides fixedly connected with square 2 of the cabinet body 1, spout 3 has been seted up in square 2, spout 3 respectively with baffle 5 both ends fixedly connected's connecting rod one 7 and bent rod 9 sliding connection, baffle 5's surface salient has evenly distributed's rubber filler strip 6, filler strip 6 can play the protection to baffle 5, prevent the wearing and tearing that baffle 5 and foreign matter contact lead to, fixedly connected with side piece one 8 and side piece two 14 on connecting rod one 7 and the bent rod 9 respectively, side piece one 8 and side piece two 14 equal symmetric distribution have two, and square 2 of the cabinet body 1 one end is located in the middle of two side pieces one 8, square 2 of the cabinet body 1 other end is located the centre of two side pieces two 14, side piece one 8 and side piece two 14 respectively with square 2 sliding connection at both ends, under the restriction of side piece one 8 and side piece two 14, can make baffle 5 can keep being parallel with the face of the cabinet body 1 in the removal this moment, be convenient for 5 to move to glass door department, thereby remind operating personnel's glass door 5 to stop the cabinet door for closing the state, prevent to put into the cabinet door 1 through the side piece 1, prevent that the spacing personnel from entering into the cabinet door 1.

Specifically, as shown in fig. 4, the locating part includes sliding connection's round bar 10 on the bent bar 9, the tip fixed connection pull block 12 of round bar 10, the lateral wall of cabinet 1 is kept away from through the pulling block 12 pulling round bar 10 that can be better, thereby lead to fixture block 11 to break away from draw-in groove 15, the tip fixedly connected with fixture block 11 of round bar 10, the cover is equipped with spring two 13 on the round bar 10, the one end and the bending end fixed connection of bent bar 9 of spring two 13, the other end and fixture block 11 fixed connection, set up the draw-in groove 15 with the block 11 block on the cabinet body 1, the draw-in groove 15 distributes two on the lateral wall of cabinet body 1, when baffle 5 upwards moved to the maximum distance, fixture block 11 can block with the draw-in groove 15 of uppermost at this moment, baffle 5 can not play the shielding effect to the glass door at this moment, when baffle 5 moves to the maximum distance downwards, fixture block 11 can block with the draw-in groove 15 of lowermost at this moment, baffle 5 plays the shielding effect to the glass door at this moment.

Specifically, as shown in fig. 3, the first springs 4 are fixedly connected in the sliding grooves 3 at two ends of the cabinet body 1, two ends of the first springs 4 of the sliding groove 3 at one side of the cabinet body 1 are fixedly connected with the inner wall of the sliding groove 3 and the first connecting rod 7 respectively, two ends of the first springs 4 of the sliding groove 3 at the other side of the cabinet body 1 are fixedly connected with the inner wall of the sliding groove 3 and the bent rod 9 respectively, and under the action of the elasticity of the first springs 4 and the gravity of the baffle 5, the baffle 5 can move downwards automatically, so that the door of the glass door is blocked.

To sum up, after the cabinet body 1 provided in this embodiment is used, the electric glass door is operated to move downward to close the cabinet door, and then the pull block 12 is pulled outwards until the clamping block 11 is separated from the clamping groove 15, at this time, under the action of the elastic force of the first spring 4, the first connecting rod 7 and the bent rod 9 are pushed to move downward, that is, the baffle 5 is caused to move downward until the baffle 5 moves to shield the glass door, at this time, the force to the pull block 12 is released, and under the action of the elastic force of the second spring 13, the clamping block 11 is clamped with the clamping groove 15 at the position, so that the position of the baffle 5 is fixed, and the baffle 5 has a color, so that an operator can be reminded that the glass door at this time is in a closed state.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present utility model. 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 utility model 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 biosafety cabinet, includes the cabinet body (1), its characterized in that, the both sides fixedly connected with square (2) of the cabinet body (1), spout (3) have been seted up in square (2), spout (3) respectively with baffle (5) both ends fixedly connected's connecting rod one (7) and bent rod (9) sliding connection, respectively fixedly connected with side piece one (8) and side piece two (14) on connecting rod one (7) and the bent rod (9), be equipped with the locating part spacing baffle (5) on the cabinet body (1).

2. The biosafety cabinet according to claim 1, characterized in that the limiting piece comprises a round rod (10) which is connected with the bent rod (9) in a sliding mode, a clamping block (11) is fixedly connected to the end portion of the round rod (10), a second spring (13) is sleeved on the round rod (10), one end of the second spring (13) is fixedly connected with the bent end of the bent rod (9), the other end of the second spring is fixedly connected with the clamping block (11), and a clamping groove (15) which is clamped with the clamping block (11) is formed in the cabinet body (1).

3. The biosafety cabinet according to claim 1, wherein the side blocks (8) and (14) are symmetrically distributed in two, the square block (2) at one end of the cabinet body (1) is located in the middle of the side blocks (8), and the square block (2) at the other end of the cabinet body (1) is located in the middle of the side blocks (14).

4. The biosafety cabinet according to claim 1, wherein springs I (4) are fixedly connected in sliding grooves (3) at two ends of the cabinet body (1), two ends of the springs I (4) of the sliding groove (3) at one side of the cabinet body (1) are fixedly connected with the inner wall of the sliding groove (3) and a connecting rod I (7) respectively, and two ends of the springs I (4) of the sliding groove (3) at the other side of the cabinet body (1) are fixedly connected with the inner wall of the sliding groove (3) and a bent rod (9) respectively.

5. A biosafety cabinet according to claim 1, characterized in that the surface of the baffle (5) protrudes with evenly distributed rubber strips (6).

6. A biosafety cabinet according to claim 2, characterized in that the ends of the round bars (10) are fixedly connected with pull blocks (12).