CN210646450U - Laboratory biological safety cabinet - Google Patents
Laboratory biological safety cabinet Download PDFInfo
- Publication number
- CN210646450U CN210646450U CN201921522104.3U CN201921522104U CN210646450U CN 210646450 U CN210646450 U CN 210646450U CN 201921522104 U CN201921522104 U CN 201921522104U CN 210646450 U CN210646450 U CN 210646450U
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- China
- Prior art keywords
- safety cabinet
- cabinet main
- main body
- frame
- fixed block
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- Expired - Fee Related
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Abstract
The utility model discloses a biological safety cabinet for laboratories, which comprises a safety cabinet main body, wherein the safety cabinet main body is arranged on a frame, the bottom of the safety cabinet main body is connected with a support rod through a bolt, a fixed block is welded on one side of the frame, the support rod is inserted in a groove in the middle of the fixed block, a bolt rod is inserted at the side edge of the fixed block, positioning holes matched with the bolt rod are evenly distributed on the side wall of the support rod, the utility model adds a slider driven by an air cylinder on the safety cabinet main body, a door body is arranged at the lower end of the slider, the door body connected with the lower end of the slider can be moved along a slide rail under the driving of the air cylinder, the dust falling into the safety cabinet main body when the machine is stopped is reduced, the fixed block is arranged on the frame and is connected with the support rod at the bottom of the safety cabinet main body, the safety cabinet main, for accommodating different operator uses.
Description
Technical Field
The utility model relates to a safety cabinet technical field specifically is a laboratory biosafety cabinet.
Background
The biological safety cabinet is common important equipment in a biological safety laboratory, and is different from a fume hood in a chemical laboratory or a laminar flow cabinet. The high-efficiency filter screen in the cabinet body is used for filtering the air intake and exhaust and generating downward airflow in the cabinet body so as to prevent infectious biological materials from polluting the environment and infecting experimental operators or prevent cross contamination among the experimental operating materials. The primary biosafety cabinet can protect workers and the environment without protecting samples. The airflow principle is the same as for a laboratory fume hood, except that the exhaust port is fitted with a HEPA filter. The secondary biological safety cabinet is the most widely applied cabinet type at present. Like the class i biosafety cabinet, class ii biosafety cabinets also have an airflow inlet front window opening, referred to as the "inlet airflow," for preventing aerosols that may be generated during microbial operation from escaping the front window.
Current biohazard safety cabinet is in production, and for convenient use, all be the uncovered formula of tip, but fall into the dust easily like this to and receive the especially staff's of external object touching, be infected with various dust easily, improved the cost of maintaining the clearance, and the safety cabinet of fixed height, to the user of height difference, it is inconvenient to adjust.
Therefore, the laboratory biological safety cabinet is provided to solve the problems in the prior art, the height of the cabinet body can be conveniently adjusted, the laboratory biological safety cabinet is suitable for workers with different heights to use, the end opening of the cabinet body is conveniently closed, and dust falling into the cabinet body is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a laboratory biosafety cabinet to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a laboratory biosafety cabinet, includes the safety cabinet main part, the safety cabinet main part is installed on the frame, there is branch safety cabinet main part bottom through bolted connection, the welding of frame one side has the fixed block, branch pegs graft in the middle of the fixed block recess, the fixed block side is pegged graft and is had the bolt pole, even cloth of branch lateral wall have with bolt pole assorted locating hole, branch insert through the bolt pole in the locating hole with fixed block fixed connection, safety cabinet main part front end is pegged graft and is had a body, the inside slide rail that is located a body top that is equipped with of safety cabinet main part, sliding connection has the slider in the middle of the slide rail, door body upper end is connected with the slider through the bolt, the cylinder is installed at safety cabinet main part top, the cylinder tip runs through safety cabinet main.
Preferably, one side of the frame is connected with an electromagnetic valve through a bolt, and an air outlet of the electromagnetic valve is communicated with an air inlet of the air cylinder through an air pipe.
Preferably, a pneumatic valve is installed on the other side of the frame, and an air outlet of the pneumatic valve is communicated with an air inlet of an electromagnetic valve of the air cylinder through an air pipe.
Preferably, a switch is installed on the side edge of the frame and is electrically connected to the electromagnetic valve through a wire.
Preferably, a rubber pad is bonded to the bottom of the door body, and the width of the door body is larger than the width of an opening at the lower end of the safety cabinet main body.
Preferably, a baffle is installed on the side edge of the safety cabinet main body, and a sliding groove matched with the door body is formed in the inner side of the baffle.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses increase cylinder driven slider in the safety cabinet main part, the slider lower extreme installation door body, under the drive of cylinder, can move the door body that the slider lower extreme is connected along the slide rail, open and the closed door body, an opening for opening safety cabinet main part front end when using, put down the door body when not using, seal the port of safety cabinet main part, reduce the inside dust that falls into of safety cabinet main part, the branch of safety cabinet main part bottom is connected to the shelf location fixed block, insert with fixed block fixed connection in the locating hole through the bolt pole, can fix the safety cabinet main part, the locating hole of different positions can change the height of safety cabinet main part, an operator uses for adapting to difference.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the slide rail assembly of the present invention.
In the figure: the safety cabinet comprises a safety cabinet body 1, a frame 2, a support rod 3, a fixing block 4, a bolt rod 5, a positioning hole 6, a door body 7, a sliding rail 8, a sliding block 9, an air cylinder 10, an electromagnetic valve 11, an air pressure valve 12, a switch 13, a rubber pad 14 and a baffle plate 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a laboratory biological safety cabinet comprises a safety cabinet main body 1, wherein the safety cabinet main body 1 is installed on a frame 2, the bottom of the safety cabinet main body 1 is connected with a support rod 3 through a bolt, one side of the frame 2 is welded with a fixed block 4, the support rod 3 is inserted into a groove in the middle of the fixed block 4, a bolt rod 5 is inserted into the side edge of the fixed block 4, positioning holes 6 matched with the bolt rod 5 are uniformly distributed on the side wall of the support rod 3, the support rod 3 is inserted into the positioning holes 6 through the bolt rod 5 and is fixedly connected with the fixed block 4, a door body 7 is inserted into the front end of the safety cabinet main body 1, a slide rail 8 positioned above the door body 7 is arranged in the safety cabinet main body 1, a slide block 9 is connected in the middle of the slide rail 8 in a sliding mode, the upper end of the door body 7 is connected with the slide block 9 through a bolt, an air cylinder, increase the slider 9 of cylinder 10 driven on safety cabinet main part 1, slider 9 lower extreme installation door body 7, under the drive of cylinder 10, can move the door body 7 that the slider 9 lower extreme is connected along slide rail 8, open and closed door body 7, an opening for opening the safety cabinet main part 1 front end when using, put down door body 7 when not using, seal the port of safety cabinet main part 1, reduce the dust that the safety cabinet main part 1 inside fell into, the branch 3 of installation fixed block 4 connection safety cabinet main part 1 bottom on the frame 2, through inserting with fixed block 4 fixed connection in locating hole 6 through bolt pole 5, can fix safety cabinet main part 1, locating hole 6 of different positions can change the height of safety cabinet main part 1, be used for adapting to different operators and use.
Specifically, 2 one side of frame has solenoid valve 11 through bolted connection, 11 gas outlets of solenoid valve communicate in cylinder 10 air inlets through the trachea, pneumatic valve 12 is installed to 2 opposite sides of frame, pneumatic valve 12 gas outlets communicate in 11 air inlets of cylinder solenoid valve through the trachea, switch 13 is installed to 2 sides of frame, switch 13 passes through the wire electricity and connects in solenoid valve 11, and pneumatic valve 12 is used for connecting workshop gas supply line, and cooperation solenoid valve 11 is to the air feed of cylinder 10, and pneumatic valve 12 can adjust the advancing speed that admits air intensity change cylinder 10 simultaneously, and switch 13 is used for the work of control solenoid valve 11 to control cylinder 10's action.
Specifically, rubber pad 14 is bonded at the bottom of door 7, and the width of door 7 is greater than the width of opening at the lower end of safety cabinet main body 1, and rubber pad 14 is used for cooperating the lower end of door 7 to be connected with safety cabinet main body 1, reduces the impact force when door 7 contacts with safety cabinet main body 1, and can guarantee the leakproofness when door 7 lower extreme contacts with safety cabinet main body 1 simultaneously.
Specifically, baffle 15 is installed to safety cabinet main part 1 side, baffle 15 inboard is equipped with a body 7 assorted spout, and baffle 15 that has the spout is used for the cooperation to carry on spacingly to the removal of a body 7, maintains the body 7 and slides in the inboard spout of baffle 15, avoids a body 7 pine to take off.
The working principle is as follows: a sliding block 9 driven by an air cylinder 10 is additionally arranged on a safety cabinet main body 1, a door body 7 is arranged at the lower end of the sliding block 9, the door body 7 connected with the lower end of the sliding block 9 can be moved along a sliding rail 8 under the driving of the air cylinder 10, the door body 7 is opened and closed, the opening at the front end of the safety cabinet main body 1 is opened when in use, the door body 7 is put down when not in use, the port of the safety cabinet main body 1 is closed, dust falling into the safety cabinet main body 1 is reduced, a fixing block 4 is arranged on a frame 2 and connected with a support rod 3 at the bottom of the safety cabinet main body 1, the fixing block 4 is fixedly connected with the fixing block 4 by inserting a bolt rod 5 into a positioning hole 6, the safety cabinet main body 1 can be fixed, positioning holes 6 at different positions can change the height of the safety cabinet main body 1 and are used for adapting to different operators, an air supply pipeline of a workshop, an air pressure valve 12 is used, the switch 13 is used for controlling the work of the electromagnetic valve 11, so as to control the action of the air cylinder 10, the baffle plate 15 with the sliding groove is used for limiting the movement of the door body 7 in a matching manner, the door body 7 is maintained to slide in the sliding groove on the inner side of the baffle plate 15, and the door body 7 is prevented from loosening.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A laboratory biosafety cabinet, comprising a cabinet body (1), characterized in that: the safety cabinet is characterized in that the safety cabinet main body (1) is installed on a frame (2), the bottom of the safety cabinet main body (1) is connected with a supporting rod (3) through a bolt, a fixed block (4) is welded on one side of the frame (2), the supporting rod (3) is inserted into a groove in the middle of the fixed block (4), a bolt rod (5) is inserted into the side edge of the fixed block (4), positioning holes (6) matched with the bolt rod (5) are uniformly distributed on the side wall of the supporting rod (3), the supporting rod (3) is inserted into the positioning holes (6) through the bolt rod (5) and fixedly connected with the fixed block (4), a door body (7) is inserted into the front end of the safety cabinet main body (1), a sliding rail (8) positioned above the door body (7) is arranged inside the safety cabinet main body (1), a sliding block (9) is slidably connected in the middle of the sliding rail (, the safety cabinet is characterized in that an air cylinder (10) is installed at the top of the safety cabinet main body (1), and the end part of the air cylinder (10) penetrates through the side wall of the safety cabinet main body (1) and is fixedly connected with the sliding block (9).
2. A laboratory biosafety cabinet according to claim 1, wherein: and one side of the frame (2) is connected with an electromagnetic valve (11) through a bolt, and an air outlet of the electromagnetic valve (11) is communicated with an air inlet of the air cylinder (10) through an air pipe.
3. A laboratory biosafety cabinet according to claim 2, wherein: an air pressure valve (12) is installed on the other side of the frame (2), and an air outlet of the air pressure valve (12) is communicated with an air inlet of an air cylinder electromagnetic valve (11) through an air pipe.
4. A laboratory biosafety cabinet according to claim 2, wherein: a switch (13) is installed on the side edge of the frame (2), and the switch (13) is electrically connected to the electromagnetic valve (11) through a wire.
5. A laboratory biosafety cabinet according to claim 1, wherein: a rubber pad (14) is bonded at the bottom of the door body (7), and the width of the door body (7) is larger than the width of an opening at the lower end of the safety cabinet main body (1).
6. A laboratory biosafety cabinet according to claim 1, wherein: baffle (15) are installed to safety cabinet main part (1) side, baffle (15) inboard is equipped with the spout with door body (7) assorted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522104.3U CN210646450U (en) | 2019-09-12 | 2019-09-12 | Laboratory biological safety cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522104.3U CN210646450U (en) | 2019-09-12 | 2019-09-12 | Laboratory biological safety cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210646450U true CN210646450U (en) | 2020-06-02 |
Family
ID=70833764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921522104.3U Expired - Fee Related CN210646450U (en) | 2019-09-12 | 2019-09-12 | Laboratory biological safety cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210646450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI801898B (en) * | 2020-09-28 | 2023-05-11 | 日商日立產機系統股份有限公司 | Safety cabinet |
-
2019
- 2019-09-12 CN CN201921522104.3U patent/CN210646450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI801898B (en) * | 2020-09-28 | 2023-05-11 | 日商日立產機系統股份有限公司 | Safety cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 Termination date: 20210912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |