CN211159879U

CN211159879U - Biological safety cabinet

Info

Publication number: CN211159879U
Application number: CN201921837333.4U
Authority: CN
Inventors: 李景芳; 彭辉
Original assignee: Henan Zhongyu Testing Technology Co ltd
Current assignee: Henan Zhongyu Testing Technology Co ltd
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2020-08-04
Anticipated expiration: 2030-06-06

Abstract

The utility model relates to the technical field of biological experiment equipment, in particular to a biological safety cabinet, which comprises a body, wherein an operation chamber is arranged on the body, an operation table and a protective cover are arranged on the operation chamber, the operation table is fixedly connected with the body, the protective cover is detachably connected with the body, a first mounting groove and a second mounting groove are arranged on the inner side wall of the operation chamber, the arrangement directions of the first mounting groove and the second mounting groove are both towards the protective cover, an object placing device and a hanging device are arranged in the operation chamber, the object placing device is arranged in the first mounting groove and hinged with the first mounting groove, the hanging device is arranged in the second mounting groove and connected with the second mounting groove in a sliding manner, the object placing device comprises a driving part and a cabinet body, the driving part is hinged with the cabinet body, the hanging device comprises a lifting structure and a hanging rod, the lifting structure is meshed with the hanging rod, the hanging device is used for hanging the bagged reagent so as to reduce the phenomenon that the bagged reagent pollutes the working table.

Description

Biological safety cabinet

Technical Field

The utility model relates to a in biological experiment equipment technical field, more specifically say, it relates to a biological safety cabinet.

Background

The biological safety cabinet is a box-shaped air purification negative pressure safety device which can prevent aerosol from dissipating when some dangerous or unknown biological particles are contained in the experimental operation and treatment process. The biological safety cabinet is widely applied to scientific research, teaching, clinical examination and production in the fields of microbiology, biomedicine, genetic engineering, biological products and the like, and is the most basic safety protection equipment in a primary protection barrier in biological safety in a laboratory.

For example, a biosafety cabinet disclosed in chinese patent with patent publication No. CN207483717U, comprises a cabinet body and supporting legs, wherein a connecting seat and a supporting rod are disposed on an outer wall of the cabinet body, the connecting seat comprises a seat body and a rotating shaft, the seat body is fixed to the cabinet body, a torsion spring is disposed in the rotating shaft, one end of the supporting rod is vertically fixed to the rotating shaft, the connecting seat further comprises a limiting plate for limiting a rotation angle of the supporting rod, an electromagnetic lock is disposed on an outer wall of the cabinet body and corresponding to the other end of the supporting rod, the electromagnetic lock has a telescopic lock head, a gap for the supporting rod to enter is left between the lock head and the outer wall of the cabinet body, a motion sensor and a driving circuit of the electromagnetic lock are further disposed on the cabinet body, the motion sensor is electrically connected to the driving circuit, a motion sensor is disposed in, the movement sensor detects the movement of the cabinet body, and the supporting rod is unfolded at the moment.

When the biological safety cabinet is used, related experimental articles are usually placed on a working table top in a machine body, then related operations are carried out, flexible articles such as reagent bags and cell culture bags are used and are directly placed on the working table top, and the culture can flow out or be sprayed to cause pollution.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a biological safety cabinet, it has set up linkage and has put the thing device, puts the thing device and is used for preventing putting bottled reagent, and linkage is used for hanging bagged reagent to reach the phenomenon that reduces bagged reagent pollution table surface.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a biosafety cabinet comprises a body, wherein an operation chamber is arranged on the body, an operation table and a protective cover are arranged on the operation chamber, the operation table is fixedly connected with the body, the protective cover is detachably connected with the body, a disinfection device is fixedly arranged on the operation chamber, a first mounting groove and a second mounting groove are formed in the inner side wall of the operation chamber, the first mounting groove and the second mounting groove are both arranged towards the protective cover, an object placing device and a hanging device are arranged in the operation chamber, the object placing device is arranged in the first mounting groove and hinged with the first mounting groove, the hanging device is arranged in the second mounting groove and slidably connected with the second mounting groove, the object placing device comprises a driving part and a cabinet body, the driving part is hinged with the cabinet body, the hanging device comprises a lifting structure and a hanging rod, the lifting structure is meshed with the hanging rod, the hanging rod is provided with a plurality of hooks, and the hooks are detachably connected with the hanging rod.

Through above-mentioned technical scheme, put the thing device and be used for placing bottled reagent to keep the clean and tidy of operation panel, prevent that the reagent bottle from stacking on the operation panel, reduce operating personnel when the operation panel is tested, overturn the condition of reagent bottle. The hanging device is used for hanging bagged reagents such as reagent bags, cell culture bags and the like, and prevents the reagents from flowing out or being sprayed to cause pollution.

The utility model discloses further set up to: the lifting structure comprises a shell and a rotating portion arranged inside the shell, the rotating portion is connected with the shell in a rotating mode, a mounting groove and a sliding groove are formed in the inner side wall of the second mounting groove, the sliding groove is vertically formed in the mounting groove, the sliding groove is communicated with the mounting groove, the rotating portion is arranged in the mounting groove and is connected with the mounting groove in a rotating mode, the rotating portion comprises a gear and a rack, the gear and the rack are meshed, the rack is in sliding fit in the sliding groove, the top end of the rack is fixedly connected with a suspension rod, a rotating shaft is arranged on the gear in a penetrating mode, one end of the rotating shaft is connected with the inner side.

Through above-mentioned technical scheme, gear and rack meshing make the rack can follow the spout and remove, and then make and hang the pole and can go up and down, and then change and hang the distance between pole and the operation panel, make and hang the pole and can be suitable for the reagent in bags of not unidimensional.

The utility model discloses further set up to: the fixed cover is equipped with a turbine in the pivot, and the meshing has the worm on the turbine, and worm one end is connected with the casing inside wall rotation, and the other end runs through the casing, and a tip coaxial fixed hand wheel.

Through above-mentioned technical scheme, rotate the hand wheel, turbine and pivot rotate, and then gear revolve drives the rack and removes in the spout.

The utility model discloses further set up to: the fixed slide rail that is provided with of first mounting groove inside wall, drive division include slider and articulated arm, and articulated arm one end is articulated with the slide rail, and the other end and cabinet body fixed connection, slider sliding fit is in the slide rail, and the fixed connecting portion that are provided with on the slider, and connecting portion deviate from the one end of being connected with the slider and articulate with the cabinet body.

Through above-mentioned technical scheme, the cabinet body is around articulated arm and the upset of cabinet body articulated department, and the slider slides in the slide rail this moment, slides to slide rail and articulated arm articulated one end, and then makes the cabinet body offer the side of putting the thing check and changes over to in the first mounting groove.

The utility model discloses further set up to: be provided with the kink on the articulated arm, the kink cooperates with the slider.

Through above-mentioned technical scheme, kink and slider cooperation, the setting of kink, the cabinet body rotates the back, and the slider does not influence the articulated arm set up the direction the same with the slip direction on the slide rail.

The utility model discloses further set up to: the cabinet body is provided with a handle, and the handle is hinged with the cabinet body.

Through above-mentioned technical scheme, operating personnel can hold the handle, and the cabinet body is overturned, and the setting of handle is convenient for operating personnel to operate.

The utility model discloses further set up to: the cabinet body is provided with a plurality of article placing grids, the article placing grids are provided with placing openings, the article placing grids are provided with label clamps, and the label clamps are fixedly arranged at the placing openings.

Through above-mentioned technical scheme, put the thing check and be used for placing reagent bottle, the label presss from both sides the name that is used for showing reagent bottle, and the operating personnel of being convenient for distinguishes reagent.

The utility model discloses further set up to: sterilizing equipment includes purple light lamp and air purifier, the purple light lamp is fixed to be set up in the control chamber, air purifier is fixed to be set up on the body, and air purifier's vent and control chamber intercommunication.

Through above-mentioned technical scheme, the purple light lamp can shine the sterilization before experimental and after experimental, all need use air purifier to carry out the taking a breath in the control chamber before experimental and after experimental.

To sum up, the utility model discloses following beneficial effect has:

(1) put thing device and linkage through the setting, put the thing device and be used for placing bottled reagent to keep the clean and tidy of operation panel, prevent that the reagent bottle from stacking on the operation panel, reduce operating personnel when the operation panel is experimental, beat the condition of turning over the reagent bottle. The hanging device is used for hanging bagged reagents such as reagent bags, cell culture bags and the like, and prevents the reagents from flowing out or being sprayed to cause pollution;

(2) through gear and rack meshing, make the rack can follow the spout and remove, and then make and hang the pole and can go up and down, and then change and hang the distance between pole and the operation panel, make and hang the pole and can be suitable for not unidimensional reagent in bags.

Drawings

Fig. 1 is an overall schematic view of the present invention;

fig. 2 is an overall schematic view showing an operation chamber;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an overall schematic view showing a driving portion;

FIG. 5 is a schematic sectional view showing the interior of the housing;

fig. 6 is an overall schematic view showing a worm gear.

Reference numerals: 1. a body; 2. an operation chamber; 20. an operation table; 21. a protective cover; 3. a first mounting groove; 30. a slide rail; 4. a second mounting groove; 40. mounting grooves; 41. a chute; 5. a placement device; 50. a drive section; 500. a slider; 501. an articulated arm; 502. a connecting portion; 51. a cabinet body; 510. a storage grid; 511. a placement port; 512. a label holder; 52. a handle; 53. a bending section; 6. a suspension device; 60. a lifting structure; 61. a suspension rod; 610. hooking; 62. a housing; 63. a rotating part; 630. a gear; 631. a rack; 632. a rotating shaft; 64. a turbine; 65. a worm; 7. a handwheel.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

An embodiment is a biological safety cabinet, as shown in fig. 1 and 2, which comprises a body 1, wherein an operation chamber 2 is arranged on the body 1, an operation table 20 and a protective cover 21 are arranged on the operation chamber 2, the operation table 20 is fixedly connected with the body 1, and the protective cover 21 is detachably connected with the body 1. The operating room 2 is fixedly provided with a sterilizing device which comprises an ultraviolet lamp and an air purifier. First mounting groove 3 and second mounting groove 4 have been seted up to the inside wall of control chamber 2, and the orientation of seting up of first mounting groove 3 and second mounting groove 4 all is towards protection casing 21, is provided with in the control chamber 2 and puts thing device 5 and linkage 6, puts thing device 5 and sets up in first mounting groove 3, and is articulated with first mounting groove 3, and linkage 6 sets up in second mounting groove 4, with 4 sliding connection of second mounting groove. The storage device 5 is used for storing bottled reagents, so that the operation table 20 is kept clean, reagent bottles are prevented from being stacked on the operation table 20, and the situation that the reagent bottles are overturned when an operator tests on the operation table 20 is reduced. The hanging device 6 is used for hanging bagged reagents such as reagent bags, cell culture bags and the like, and prevents the reagents from flowing out or being sprayed to cause pollution.

As shown in fig. 2 and 3, the storage device 5 includes a driving portion 50 and a cabinet 51, the cabinet 51 is vertically disposed, and the driving portion 50 is hinged to the upper surface and the lower surface of the cabinet 51. The slide rails 30 are fixedly arranged on the inner side walls of the first mounting grooves 3, the number of the slide rails 30 is two, the driving portion 50 is in sliding fit in the slide rails 30, and the driving portion 50 can slide in the slide rails 30. Be provided with a plurality of thing check 510 of putting on the cabinet body 51, put thing check 510 and seted up and place mouthful 511, put and be provided with label clamp 512 on the thing check 510, the fixed setting of label clamp 512 is placing mouthful 511 department, puts thing check 510 and is used for placing the reagent bottle, and label clamp 512 is used for showing the name of reagent bottle, and the operating personnel of being convenient for distinguishes reagent.

As shown in fig. 3 and 4, the driving unit 50 includes a sliding block 500 and a hinge arm 501, wherein one end of the hinge arm 501 is hinged to the sliding rail 30, and the other end is fixedly connected to the cabinet 51. The sliding block 500 is in sliding fit in the sliding rail 30, a connecting portion 502 is fixedly arranged on the sliding block 500, and one end of the connecting portion 502, which deviates from the connecting portion with the sliding block 500, is hinged to the cabinet 51. The cabinet body 51 is provided with the handle 52, the handle 52 is hinged to the cabinet body 51, an operator can hold the handle 52 by hand to turn the cabinet body 51 around the hinged joint of the hinge arm 501 and the cabinet body 51, at the moment, the sliding block 500 slides in the sliding rail 30 to slide to one end of the sliding rail 30 hinged to the hinge arm 501, and then one side surface of the cabinet body 51, which is provided with the storage compartment 510, is turned into the first mounting groove 3. The articulated arm 501 is provided with a bending part 53, the bending part 53 is matched with the sliding block 500, the arrangement of the bending part 53, and after the cabinet body 51 rotates, the sliding block 500 does not influence the arrangement direction of the articulated arm 501 and the sliding direction on the sliding rail 30 to be the same.

As shown in FIG. 2, the hanging device 6 comprises a lifting structure 60 and a hanging rod 61, the lifting structure 60 is engaged with the hanging rod 61, a plurality of hooks 610 are arranged on the hanging rod 61, the hooks 610 are detachably connected with the hanging rod 61, the hooks 610 can be used for hanging bagged reagents, and the lifting structure 60 can drive the hanging rod 61 to lift so as to achieve the purpose of adjusting the distance between the hanging rod 61 and the operating platform 20. As shown in fig. 5 and 6, the lifting structure 60 includes a housing 62 and a rotating portion 63 disposed inside the housing 62, the rotating portion 63 is rotatably connected to the housing 62, the inner side wall of the second installation groove 4 is provided with an installation groove 40 and a sliding groove 41, the sliding groove 41 is vertically provided, the sliding groove 41 is communicated with the installation groove 40, and the rotating portion 63 is disposed in the installation groove 40 and rotatably connected to the installation groove 40. The rotating part 63 comprises a gear 630 and a rack 631, the gear 630 is meshed with the rack 631, the rack 631 is slidably fitted in the sliding groove 41, and the top end of the rack 631 is fixedly connected with the suspension rod 61. A rotating shaft 632 is arranged on the gear 630 in a penetrating manner, one end of the rotating shaft 632 is rotatably connected with the inner side wall of the mounting groove 40, and the other end is rotatably connected with the inner side wall of the housing 62. A worm wheel 64 is fixedly sleeved on the rotating shaft 632, a worm 65 is meshed on the worm wheel 64, one end of the worm 65 is rotatably connected with the inner side wall of the shell 62, the other end of the worm penetrates through the shell 62, and a hand wheel 7 is coaxially fixed at the end part. By rotating the hand wheel 7, the worm wheel 64 and the rotating shaft 632 rotate, and the gear 630 rotates to drive the rack 631 to move in the sliding chute 41.

The working process is as follows: during the use, rotate handle 52, be provided with the one side of putting thing check 510 with the cabinet body 51 and roll out, arrange the reagent bottle in putting thing check 510, hang reagent in bags on couple 610, start degassing unit and disinfect the back, can test, after experimental completion, start degassing unit and disinfect the back, be provided with the one side of putting thing check 510 with the cabinet body 51 and turn back first mounting groove 3 can.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A biosafety cabinet comprises a body (1), wherein an operation chamber (2) is arranged on the body (1), an operation table (20) and a protective cover (21) are arranged on the operation chamber (2), the operation table (20) is fixedly connected with the body (1), the protective cover (21) is detachably connected with the body (1), a disinfection device is fixedly arranged on the operation chamber (2), the biosafety cabinet is characterized in that a first installation groove (3) and a second installation groove (4) are formed in the inner side wall of the operation chamber (2), the first installation groove (3) and the second installation groove (4) are both towards the protective cover (21), an object placing device (5) and a hanging device (6) are arranged in the operation chamber (2), the object placing device (5) is arranged in the first installation groove (3) and is hinged to the first installation groove (3), the hanging device (6) is arranged in the second installation groove (4), with second mounting groove (4) sliding connection, put thing device (5) including drive division (50) and the cabinet body (51), drive division (50) are articulated with the cabinet body (51), linkage (6) include elevation structure (60) and hang pole (61), elevation structure (60) and hang pole (61) meshing, hang and set up a plurality of couples (610) on pole (61), couple (610) can dismantle with hanging pole (61) and be connected.

2. The biosafety cabinet according to claim 1, wherein the lifting structure (60) comprises a housing (62) and a rotating part (63) arranged inside the housing (62), the rotating part (63) is rotatably connected with the housing (62), the inner side wall of the second installation groove (4) is provided with an installation groove (40) and a sliding groove (41), the sliding groove (41) is vertically provided, the sliding groove (41) is communicated with the installation groove (40), the rotating part (63) is arranged in the installation groove (40) and is rotatably connected with the installation groove (40), the rotating part (63) comprises a gear (630) and a rack (631), the gear (630) is engaged with the rack (631), the rack (631) is slidably fitted in the sliding groove (41), the top end of the rack (631) is fixedly connected with the suspension rod (61), a rotating shaft (632) is arranged on the gear (630), one end of the rotating shaft (632) is rotatably connected with the inner side wall of the installation groove (40), the other end is rotatably connected with the inner side wall of the shell (62).

3. The biosafety cabinet according to claim 2, characterized in that the rotating shaft (632) is fixedly sleeved with a worm wheel (64), the worm wheel (64) is engaged with a worm (65), one end of the worm (65) is rotatably connected with the inner side wall of the shell (62), the other end of the worm (65) penetrates through the shell (62), and the end part of the worm is coaxially fixed with a hand wheel (7).

4. The biosafety cabinet according to claim 3, characterized in that a sliding rail (30) is fixedly arranged on the inner side wall of the first mounting groove (3), the driving part (50) comprises a sliding block (500) and a hinged arm (501), one end of the hinged arm (501) is hinged to the sliding rail (30), the other end of the hinged arm is fixedly connected to the cabinet body (51), the sliding block (500) is slidably fitted in the sliding rail (30), a connecting part (502) is fixedly arranged on the sliding block (500), and the end of the connecting part (502) away from the end connected to the sliding block (500) is hinged to the cabinet body (51).

5. The biosafety cabinet according to claim 4, characterized in that a bending part (53) is arranged on the hinged arm (501), and the bending part (53) is matched with the sliding block (500).

6. The biosafety cabinet according to claim 5, characterized in that the cabinet body (51) is provided with a handle (52), and the handle (52) is hinged with the cabinet body (51).

7. The biosafety cabinet according to claim 6, characterized in that the cabinet body (51) is provided with a plurality of storage cells (510), the storage cells (510) are provided with a storage opening (511), the storage cells (510) are provided with a label clip (512), and the label clip (512) is fixedly arranged at the storage opening (511).

8. The biosafety cabinet according to claim 7, characterized in that the disinfection device comprises an ultraviolet lamp and an air purifier, the ultraviolet lamp is fixedly arranged in the operation room (2), the air purifier is fixedly arranged on the cabinet body (51), and a ventilation opening of the air purifier is communicated with the operation room (2).