CN220101074U - Biological safety cabinet of upturning door type - Google Patents
Biological safety cabinet of upturning door type Download PDFInfo
- Publication number
- CN220101074U CN220101074U CN202320954295.0U CN202320954295U CN220101074U CN 220101074 U CN220101074 U CN 220101074U CN 202320954295 U CN202320954295 U CN 202320954295U CN 220101074 U CN220101074 U CN 220101074U
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- cabinet
- cabinet door
- door
- safety cabinet
- safety
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000002474 experimental method Methods 0.000 abstract description 2
- 239000011521 glass Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses an upturned door type biosafety cabinet, which relates to the technical field of biosafety cabinets and comprises a safety cabinet body, wherein a sliding seat is arranged on the upper side of the inside of the safety cabinet body, side frames are rotatably connected to the lower sides of two ends of the sliding seat, a cabinet door is fixedly arranged between the two side frames, the cabinet door is in transmission connection with an upper sideslip seat, sliding blocks are fixed to the two ends of the upper side of the sliding seat, sliding block grooves corresponding to the sliding blocks are formed in the two sides of the inside of the safety cabinet body, and the cabinet door slides in the safety cabinet body through the inside and the outside of the sliding seat. The biological safety cabinet with the upturned cabinet door provided by the utility model has the advantages that in the process of upturning the cabinet door, the cabinet door moves inwards, an operation space is vacated for a front technician, the cabinet door is perpendicular to the sight of the technician, the reflection of light of the glass cabinet door is not caused, the operation of the technician is not influenced, and the cabinet door is opened and closed in the mode, so that the technician and the safety cabinet can keep a relatively safe distance, and the safety experiment in a laboratory is ensured.
Description
Technical Field
The utility model relates to the technical field of biosafety cabinets, in particular to an upturned door biosafety cabinet.
Background
The biological safety 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 working principle is that the air in the cabinet is pumped outwards, so that the interior of the cabinet is kept in a negative pressure state, and workers are protected by vertical air flow; outside air enters the safety cabinet after being filtered by the high-efficiency air filter so as to avoid pollution of the treated sample; the air in the cabinet is also filtered by the HEPA filter and then discharged to the atmosphere to protect the environment. Most of existing biosafety cabinet doors are lifting type, although the sealing performance of the cabinet doors is good, the cabinet doors are actually unfavorable for technicians to operate in the cabinet, users often need to approach the cabinet doors, and the users can perform better test operation, so that the risk of contact infection of the users is definitely improved. Therefore, the utility model provides an upturning door type biosafety cabinet to solve the problems mentioned in the background art.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an upturned door type biosafety cabinet.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an up-turned door type biological safety cabinet, includes the safety cabinet body, the inside upside of safety cabinet body is provided with the slide, slide both ends downside all rotates and is connected with the side frame, two fixed mounting has the cabinet door in the middle of the side frame, the cabinet door is connected with the transmission of upper sideslip seat.
Preferably, both ends of the upper side of the sliding seat are respectively fixed with a sliding block, both sides of the inner part of the safety cabinet body are provided with sliding block grooves corresponding to the sliding blocks, and the cabinet door slides inside and outside the sliding seat in the safety cabinet body.
Preferably, a first spur gear is fixed on the outer side of the upper end of the side frame, and a second spur gear meshed with the first spur gear is arranged on the upper side of the first spur gear.
Preferably, the two spur gears II are respectively connected to two ends of the sliding seat in a rotating way, and tooth grooves corresponding to the spur gears II are formed in two sides of the inside of the safety cabinet body.
Preferably, the lower side of the spur gear II is provided with a ratchet wheel fixed on the sliding seat, and the upper ends of the inner side frames of the two sides are provided with limiting bar blocks corresponding to the ratchet wheel.
Preferably, the limiting bar block slides up and down in the side frame, a sliding groove corresponding to the limiting bar block is formed in the side frame, and a spring corresponding to the limiting bar block is arranged in the sliding groove.
Compared with the prior art, the utility model has the beneficial effects that:
the biological safety cabinet with the upturned cabinet door provided by the utility model has the advantages that in the process of upturning the cabinet door, the cabinet door moves inwards, an operation space is vacated for a front technician, the cabinet door is perpendicular to the sight of the technician, the reflection of light of the glass cabinet door is not caused, the operation of the technician is not influenced, and the cabinet door is opened and closed in the mode, so that the technician and the safety cabinet can keep a relatively safe distance, and the safety experiment in a laboratory is ensured.
Drawings
Fig. 1 is a schematic structural diagram of an upturned door type biosafety cabinet according to the present utility model;
fig. 2 is a schematic structural diagram of an upturned door type biosafety cabinet according to the utility model;
fig. 3 is a schematic diagram of a connection structure of a cabinet door in an upturned door type biosafety cabinet according to the utility model;
fig. 4 is a schematic side sectional view of a side frame in an upturned door type biosafety cabinet according to the present utility model.
In the figure: 1. a safety cabinet body; 2. a cabinet door; 3. a side frame; 4. a slide; 5. a spur gear I; 6. a spur gear II; 7. a slide block; 8. limiting bar blocks; 9. a chute; 10. a spring; 11. a ratchet wheel.
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.
Referring to fig. 1-4, an upturning door type biosafety cabinet comprises a safety cabinet body 1, a sliding seat 4 is arranged on the upper side inside the safety cabinet body 1, side frames 3 are rotatably connected to the lower sides of two ends of the sliding seat 4, a cabinet door 2 is fixedly arranged in the middle of the side frames 3 on two sides, the cabinet door 2 is in transmission connection with an upturning seat 4, sliding blocks 7 are fixedly arranged on the two ends of the upper side of the sliding seat 4, sliding grooves corresponding to the sliding blocks 7 are formed in two sides inside the safety cabinet body 1, the cabinet door 2 slides inside and outside the safety cabinet body 1 through the sliding seat 4, a first spur gear 5 is fixedly arranged on the outer side of the upper end of the side frame 3, a second spur gear 6 meshed with the first spur gear 5 is arranged on the upper side of the first spur gear, the two spur gears 6 are rotatably connected to the two ends of the sliding seat 4 respectively, tooth grooves corresponding to the second spur gears 6 are formed in two sides inside the safety cabinet body 1, a proper operation distance is provided for technicians to invert the cabinet door 2, in the cabinet door 2 in a process of overturning, the cabinet door 2 rotates on the lower side of the upper side 4, and the cabinet door 2 slides inwards, and the first spur gear 5 slides inwards, and the second spur gear 6 slides inwards through the corresponding to the sliding seat 6 and slides to the two sliding seat 6 inside the sliding seat 4;
further, the ratchet 11 fixed on the slide 4 is arranged at the lower side of the spur gear II 6, the limiting bar 8 corresponding to the ratchet 11 is arranged at the upper ends inside the side frames 3, the limiting bar 8 slides up and down in the side frames 3, the sliding groove 9 corresponding to the limiting bar 8 is arranged in the side frames 3, the spring 10 corresponding to the limiting bar 8 is arranged in the sliding groove 9, when the cabinet door 2 rotates at the lower side of the slide 4, the limiting bar 8 in the side frames 3 at the two sides of the cabinet door is matched with the ratchet 11 corresponding to the two ends of the slide 4, so that the angle of the cabinet door 2 after being turned upwards is fixed, when the cabinet door 2 needs to be turned, the limiting bar 8 in the side frames 3 at the two sides is turned downwards, so that the two side frames 3 and the middle cabinet door 2 lose the rotation limitation of the ratchet 11, and the cabinet door 2 can be turned and sealed with the cabinet door 2.
The specific working principle of the utility model is as follows:
when the up-turned door type biological safety cabinet is used, the cabinet door 2 is directly turned up, the safety cabinet body 1 can be opened, the cabinet door 2 can slide inwards for a certain distance, and a proper operation distance is provided for technicians;
in the overturning process of the cabinet door 2, the cabinet door 2 rotates at the lower side of the upper sliding seat 4, the upper side spur gear II 6 is driven through the two side spur gears 5, so that the spur gear II 6 is reversed, the reversed spur gear II 6 is meshed with corresponding tooth grooves at two sides in the safety cabinet body 1, the sliding seat 4 is driven to slide inwards, and the sliding seat 4 slides in the safety cabinet body 1 through the sliding blocks 7 at two ends;
and when cabinet door 2 rotates in slide 4 downside, spacing piece 8 in its both sides side frame 3 cooperates with the ratchet 11 that corresponds at slide 4 both ends for the angle of cabinet door 2 after upwards overturning is fixed, when needs gyration cabinet door 2, dial downwards spacing piece 8 in the both sides side frame 3 can, make both sides side frame 3 and middle cabinet door 2 lose the rotation restriction of ratchet 11, can rotate cabinet door 2 and seal safety cabinet body 1.
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 (6)
1. The utility model provides an up-turned door type biological safety cabinet, includes safety cabinet body (1), its characterized in that, the inside upside of safety cabinet body (1) is provided with slide (4), slide (4) both ends downside all rotates and is connected with side frame (3), two fixed mounting has cabinet door (2) in the middle of side frame (3), cabinet door (2) are connected with the transmission of upper sideslip seat (4).
2. The up-turned door type biosafety cabinet according to claim 1, characterized in that two ends of the upper side of the sliding seat (4) are both fixed with sliding blocks (7), two sides of the inner part of the safety cabinet body (1) are provided with sliding block grooves corresponding to the sliding blocks (7), and the cabinet door (2) slides inside and outside the sliding seat (4) in the safety cabinet body (1).
3. The up-turned door type biosafety cabinet according to claim 1, wherein a first spur gear (5) is fixed on the outer side of the upper end of the side frame (3), and a second spur gear (6) meshed with the first spur gear (5) is arranged on the upper side of the first spur gear.
4. A door-type biosafety cabinet according to claim 3, characterized in that two spur gears (6) are respectively connected to two ends of the sliding seat (4) in a rotating way, and tooth grooves corresponding to the spur gears (6) are formed on two inner sides of the safety cabinet body (1).
5. An upturned door type biosafety cabinet according to claim 3, characterized in that a ratchet wheel (11) fixed on the slide seat (4) is arranged on the lower side of the spur gear II (6), and a limit bar (8) corresponding to the ratchet wheel (11) is arranged at the upper ends inside the side frames (3) on both sides.
6. The up-turned door type biosafety cabinet according to claim 5, wherein the limit bar (8) slides up and down in the side frame (3), a chute (9) corresponding to the limit bar (8) is formed in the side frame (3), and a spring (10) corresponding to the limit bar (8) is arranged in the chute (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320954295.0U CN220101074U (en) | 2023-04-25 | 2023-04-25 | Biological safety cabinet of upturning door type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320954295.0U CN220101074U (en) | 2023-04-25 | 2023-04-25 | Biological safety cabinet of upturning door type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220101074U true CN220101074U (en) | 2023-11-28 |
Family
ID=88841299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320954295.0U Active CN220101074U (en) | 2023-04-25 | 2023-04-25 | Biological safety cabinet of upturning door type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220101074U (en) |
-
2023
- 2023-04-25 CN CN202320954295.0U patent/CN220101074U/en active Active
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| GR01 | Patent grant | ||
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