CN215656984U - Portable self-purification laboratory fume chamber - Google Patents
Portable self-purification laboratory fume chamber Download PDFInfo
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- CN215656984U CN215656984U CN202122145206.1U CN202122145206U CN215656984U CN 215656984 U CN215656984 U CN 215656984U CN 202122145206 U CN202122145206 U CN 202122145206U CN 215656984 U CN215656984 U CN 215656984U
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Abstract
The utility model relates to the technical field of laboratory equipment, in particular to a movable self-purification laboratory fume hood, which comprises an installation base and a fume hood body, wherein universal wheels are installed at the bottom of the installation base, and a movable handle is arranged on the side surface of the installation base, so that the fume hood body is moved to a preset place by pulling the movable handle; through set up between fume chamber body and installation base and adjust seat and expansion bracket, the height of fume chamber body can effectively be adjusted by the electric telescopic handle in the expansion bracket to can adapt to different demands, also make things convenient for accomodating of fume chamber body simultaneously.
Description
Technical Field
The utility model relates to the technical field of laboratory equipment, in particular to a mobile self-purification laboratory ventilation cabinet.
Background
The fume chamber is a conventional device in a chemical basic laboratory, and harmful gas can be pumped away at any time so as to avoid causing physical harm to operators or polluting air in the laboratory. Most of the existing ventilation devices are fixed type ventilation cabinets, which not only occupy large space, but also can not move freely. Because of the needs of some test experiments, some small operations need to be finished in a test room, and because the test room is provided with large instruments, a fixed type fume hood with larger installation volume is not provided. Therefore, it is urgently needed to design a mobile self-purification laboratory fume hood to meet the mobile use requirement under the operation condition of limited space.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mobile self-purification laboratory ventilation cabinet to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a movable self-purification laboratory fume hood comprises an installation base and a fume hood body, universal wheels are installed at four corners of the bottom of the installation base, an installation cavity is formed in the installation base, a rotating rod is horizontally installed in the middle of the interior of the installation cavity, one end of the rotating rod is connected with a rotating handle at the side face of the installation base, two first gears are fixedly installed on the rotating rod, two connecting rods are arranged in the middle of the bottom of the inner cavity of the installation cavity, the top end of each connecting rod is connected with a second gear in the interior of the installation cavity, the bottom end of each connecting rod is connected with a threaded rod below the installation base, threaded sleeves are sleeved on the threaded rods, fixing plates are arranged at two sides of each threaded sleeve, a movable handle is installed at the top of the side face of the installation base, an installation groove is formed in the middle of the top of the installation base, an adjusting seat is arranged in the middle of the bottom of the inner cavity of the installation groove, the adjustable ventilating cabinet is characterized in that a telescopic frame is installed at the top of the adjusting seat, an electric telescopic rod is arranged inside the telescopic frame, and a ventilating cabinet body is installed at the top of the telescopic frame.
Preferably, dwang and connecting rod pass through bearing and installation base looks swing joint, and the dwang and connecting rod of being convenient for can rotate in a flexible way.
Preferably, the first gear corresponds to the second gear in position, and the first gear is meshed with the second gear, so that the first gear drives the second gear to rotate.
Preferably, the thread bush is in threaded connection with the threaded rod, a limiting block is arranged at the bottom of the threaded rod, and the bottom of the fixing plate is higher than the height of the universal wheel.
Preferably, the protection sponge has been laid to mounting groove inner chamber lateral wall, the protection sponge laminates with fume chamber body bottom surface mutually, takes place to collide with the mounting groove when preventing that the fume chamber body from going up and down.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the universal wheels are installed at the bottom of the installation base, and the movable handle is arranged on the side surface of the installation base, so that the fume hood body is moved to a preset place by pulling the movable handle, after the movement is finished, the rotary handle is rotated, and drives the rotary rod, the first gear, the second gear, the connecting rod and the threaded rod to rotate, so that the threaded sleeve drives the fixed plate to move downwards, the fixed plate is tightly attached to the bottom surface, and the fixation of the installation base is finished; through set up between fume chamber body and installation base and adjust seat and expansion bracket, the height of fume chamber body can effectively be adjusted by the electric telescopic handle in the expansion bracket to can adapt to different demands, also make things convenient for accomodating of fume chamber body simultaneously.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. installing a base; 2. a fume hood body; 3. moving the handle; 4. mounting grooves; 5. a universal wheel; 6. a mounting cavity; 7. rotating the rod; 8. a bearing; 9. rotating the handle; 10. a first gear; 11. a second gear; 12. a connecting rod; 13. a threaded sleeve; 14. a threaded rod; 15. a fixing plate; 16. a limiting block; 17. a protective sponge; 18. an adjusting seat; 19. an electric telescopic rod; 20. an expansion bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-3, the present invention provides a technical solution: a movable self-purification laboratory fume hood comprises an installation base 1 and a fume hood body 2, universal wheels 5 are installed at four corners of the bottom of the installation base 1, an installation cavity 6 is formed in the installation base 1, a rotating rod 7 is horizontally installed in the middle of the interior of the installation cavity 6, one end of the rotating rod 7 is connected with a rotating handle 9 on the side surface of the installation base 1, two first gears 10 are fixedly installed on the rotating rod 7, two connecting rods 12 are arranged in the middle of the bottom of the inner cavity of the installation cavity 6, a second gear 11 is connected with the top end of each connecting rod 12 in the installation cavity 6, a threaded rod 14 is connected with the bottom end of each connecting rod 12 below the installation base 1, threaded sleeves 13 are sleeved on the threaded rods 14, fixing plates 15 are arranged on two sides of each threaded sleeve 13, a movable handle 3 is installed on the top of the side surface of the installation base 1, an installation groove 4 is formed in the middle of the top of the installation base 1, and an adjusting seat 18 is arranged in the middle of the bottom of the inner cavity of the installation groove 4, adjust the 18 top of seat and install expansion bracket 20, expansion bracket 20 is inside to be provided with electric telescopic handle 19, and fume chamber body 2 is installed at expansion bracket 20 top.
Furthermore, dwang 7 and connecting rod 12 pass through bearing 8 and installation base 1 looks swing joint, and the dwang 7 and connecting rod 12 of being convenient for can rotate in a flexible way.
Furthermore, the first gear 10 corresponds to the second gear 11, and the first gear 10 and the second gear 11 are engaged with each other, so that the first gear 10 drives the second gear 11 to rotate.
Further, the threaded sleeve 13 is in threaded connection with the threaded rod 14, the bottom of the threaded rod 14 is provided with a limiting block 16, and the bottom of the fixing plate 15 is higher than the universal wheel 5.
Further, 4 inner chamber lateral walls of mounting groove have been laid and have been protected sponge 17, and protection sponge 17 laminates with 2 bottom surfaces of fume chamber body mutually, takes place to collide with mounting groove 4 when preventing fume chamber body 2 from going up and down.
According to the utility model, the universal wheels 5 are installed at the bottom of the installation base 1, and the movable handle 3 is arranged on the side surface of the installation base 1, so that the fume hood body 2 is moved to a preset place by pulling the movable handle 3, after the movement is finished, the rotary handle 9 is rotated, the rotary handle 9 drives the rotary rod 7, the first gear 10, the second gear 11, the connecting rod 12 and the threaded rod 14 to rotate, the threaded sleeve 13 drives the fixing plate 15 to move downwards, the fixing plate 15 is tightly attached to the bottom surface, and the fixing of the installation base 1 is finished, and the movement and the fixing of the fume hood body 2 are greatly facilitated by the design of the structure; through set up between fume chamber body 2 and installation base 1 and adjust seat 18 and expansion bracket 20, the height of fume chamber body 2 can effectively be adjusted by electric telescopic handle 19 in expansion bracket 20 to can adapt to different demands, also make things convenient for accomodating of fume chamber body 2 simultaneously.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a portable self-purification laboratory fume hood, includes installation base (1) and fume hood body (2), its characterized in that: the universal wheel (5) is installed at four corners of the bottom of the installation base (1), an installation cavity (6) is formed in the installation base (1), a rotating rod (7) is horizontally installed in the middle of the interior of the installation cavity (6), one end of the rotating rod (7) is connected with a rotating handle (9) on the side face of the installation base (1), two first gears (10) are fixedly installed on the rotating rod (7), two connecting rods (12) are arranged in the middle of the bottom of an inner cavity of the installation cavity (6), a second gear (11) is connected with the top end of each connecting rod (12) in the interior of the installation cavity (6), a threaded rod (14) is connected to the bottom end of each connecting rod (12) below the installation base (1), a threaded sleeve (13) is sleeved on the threaded rod (14), fixing plates (15) are arranged on two sides of the threaded sleeve (13), and a movable handle (3) is installed at the top of the side face of the installation base (1), mounting groove (4) have been seted up in the middle of installation base (1) top, be provided with in the middle of mounting groove (4) inner chamber bottom and adjust seat (18), adjust seat (18) top and install expansion bracket (20), inside electric telescopic handle (19) that is provided with of expansion bracket (20), fume chamber body (2) are installed at expansion bracket (20) top.
2. A mobile self-cleaning laboratory fume hood according to claim 1, wherein: the rotating rod (7) and the connecting rod (12) are movably connected with the mounting base (1) through a bearing (8).
3. A mobile self-cleaning laboratory fume hood according to claim 1, wherein: the first gear (10) corresponds to the second gear (11) in position, and the first gear (10) and the second gear (11) are meshed with each other.
4. A mobile self-cleaning laboratory fume hood according to claim 1, wherein: the threaded sleeve (13) is in threaded connection with the threaded rod (14), the bottom of the threaded rod (14) is provided with a limiting block (16), and the bottom of the fixing plate (15) is higher than the universal wheel (5).
5. A mobile self-cleaning laboratory fume hood according to claim 1, wherein: protection sponge (17) have been laid to mounting groove (4) inner chamber lateral wall, protection sponge (17) laminate mutually with fume chamber body (2) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122145206.1U CN215656984U (en) | 2021-09-07 | 2021-09-07 | Portable self-purification laboratory fume chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122145206.1U CN215656984U (en) | 2021-09-07 | 2021-09-07 | Portable self-purification laboratory fume chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215656984U true CN215656984U (en) | 2022-01-28 |
Family
ID=79960148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122145206.1U Active CN215656984U (en) | 2021-09-07 | 2021-09-07 | Portable self-purification laboratory fume chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215656984U (en) |
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2021
- 2021-09-07 CN CN202122145206.1U patent/CN215656984U/en active Active
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