CN217857914U - Air supplementing type fume hood for laboratory - Google Patents
Air supplementing type fume hood for laboratory Download PDFInfo
- Publication number
- CN217857914U CN217857914U CN202222085733.2U CN202222085733U CN217857914U CN 217857914 U CN217857914 U CN 217857914U CN 202222085733 U CN202222085733 U CN 202222085733U CN 217857914 U CN217857914 U CN 217857914U
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- frame body
- fume hood
- laboratory
- frame
- pipeline
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Abstract
The utility model discloses a wind-supplementing type fume hood for laboratory, which comprises a fume hood, wherein a pipeline is communicated on the fume hood, a first frame body is installed on the pipeline, a frame body is rotated in the first frame body, a second frame body is slidably clamped in the frame body, and a filter screen is paved on the second frame body; and the first frame body is also provided with a driving piece, and the driving piece is in friction contact with the second frame body. Through the design have support body, first framework and second framework to the second framework can be followed and taken out in the support body, thereby conveniently changes the processing to the filter screen.
Description
Technical Field
The utility model relates to an air pipe technical field, concretely relates to laboratory is with tonifying wind type fume chamber.
Background
The fume chamber is indispensable important component part in the laboratory design, in order to reduce harmful gas's in the laboratory concentration, reduces the injury to experimenter's health right, should have good ventilation in the laboratory, uses the fume chamber to ventilate usually.
The filter screen of usual fume chamber in long-term in-process air pipe that passes through can the deposition, blocks up its filter screen, influences ventilation effect, so need dismantle processing operation such as change with its filter screen.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at just solving above-mentioned background art's problem, and provide a laboratory is with mended wind type fume chamber.
The purpose of the utility model can be realized by the following technical scheme:
an air supplementing type fume hood for a laboratory comprises a fume hood, wherein a pipeline is communicated with the fume hood, a first frame body is installed on the pipeline, a frame body is rotated inside the first frame body, a second frame body is slidably clamped in the frame body, and a filter screen is paved on the second frame body;
and the first frame body is also provided with a driving piece, and the driving piece is in friction contact with the second frame body.
As a further aspect of the present invention: a first opening is formed in one side wall of the first frame body, and a second opening is formed in the other side wall of the first frame body.
As a further aspect of the present invention: the driving piece comprises a motor and a gear, the output end of the motor is connected with the gear, a tooth groove is annularly formed in the side face of the rack body, and the gear is meshed with the tooth groove.
As a further aspect of the present invention: the improved bicycle frame is characterized in that a groove is formed in the first frame body, a hole is formed in the groove in a penetrating mode, a block body is fixed at the center of the frame body, a top rod slides in the block body, an elastic piece is installed on the top rod, and the top rod penetrates through the hole and is in contact with the second frame body.
As a further aspect of the present invention: the first frame body is circular in shape.
The utility model has the advantages that:
through the design have support body, first framework and second framework to the second framework can be followed and taken out in the support body, thereby conveniently changes the processing to the filter screen.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a first frame and a pipeline in the present invention;
fig. 2 is a schematic view of a first frame body of the present invention;
FIG. 3 is a schematic structural view of the middle post rod and the driving member of the present invention;
fig. 4 is a schematic structural diagram of the present invention.
In the figure: 1. a fume hood; 2. a pipeline; 31. a frame body; 32. a first frame body; 33. a groove; 34. a second frame body; 35. filtering with a screen; 37. a first opening; 38. a drive member; 41. a block body; 42. a top rod; 43. an elastic member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
In a first embodiment, please refer to fig. 1-4, the utility model discloses an air supplement type fume hood for laboratory use, which includes a fume hood 1, a pipeline 2 is communicated with the fume hood 1, wherein the pipeline 2 is in an inverted U shape, a first frame 32 is installed on the pipeline 2, wherein the first frame 32 is in a circular shape, a frame body 31 is rotated inside the first frame 32, a second frame 34 is slidably clamped in the frame body 31, and a filter screen 35 is laid on the second frame 34;
a first opening 37 is formed on a side wall of the first frame 32, and a second opening is formed on the other side wall of the first frame 32;
the first frame body 32 is further provided with a driving member 38, wherein the driving member 38 is installed at the second opening, and the driving member 38 is in friction contact with the second frame body 34;
the driving member 38 includes a motor and a gear, an output end of the motor is connected to the gear, a tooth slot is annularly formed in a side surface of the frame body 31, and the gear is engaged with the tooth slot.
In a second embodiment, please refer to fig. 1-4, the utility model discloses an air supplement type fume chamber for laboratory use, which includes a fume chamber 1, a pipeline 2 is communicated with the fume chamber 1, wherein the pipeline 2 is in an inverted U shape, a first frame 32 is installed on the pipeline 2, wherein the first frame 32 is in a circular shape, a frame body 31 is rotated inside the first frame 32, a second frame 34 is slidably clamped in the frame body 31, and a filter screen 35 is laid on the second frame 34;
a first opening 37 is formed on a side wall of the first frame 32, and a second opening is formed on the other side wall of the first frame 32;
the first frame body 32 is further provided with a driving member 38, wherein the driving member 38 is installed at the second opening, and the driving member 38 is in friction contact with the second frame body 34;
the driving member 38 includes a motor and a gear, an output end of the motor is connected to the gear, a tooth slot is annularly formed in a side surface of the frame body 31, and the gear is engaged with the tooth slot.
A groove 33 is formed in the first frame body 32, wherein the groove 33 is an arc-shaped groove, a hole is formed through the groove 33, a block body 41 is fixed at the center of the frame body 31, a top rod 42 is arranged in the block body 41 in a sliding manner, an elastic member 43 is arranged on the top rod 42, the elastic member 43 is an elastic member such as a spring, and the top rod 42 penetrates through the hole to touch the second frame body 34.
The utility model discloses a theory of operation: the motor drives the frame body 31 to rotate in the first frame body 32 through the rotating gear, so that when the second frame body 34 reaches the first opening 37 through rotation, the second frame body 34 is pushed outwards by the pushing force of the push rod 42, and the filter screen 35 can be replaced.
When the second frame 34 is installed, only the second frame 34 needs to be pushed into the groove 33 in the frame body 31 through the first opening 37, so that the push rod 42 moves backwards, the elastic piece 43 deforms, and after the frame body 31 rotates in the first frame 32, the second frame 34 can be stably clamped into the elastic piece.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (5)
1. The air supplementing type fume hood for the laboratory comprises a fume hood (1) and is characterized in that a pipeline (2) is communicated with the fume hood (1), a first frame body (32) is installed on the pipeline (2), a frame body (31) is rotated inside the first frame body (32), a second frame body (34) is slidably clamped in the frame body (31), and a filter screen (35) is paved on the second frame body (34);
and a driving part (38) is further installed on the first frame body (32), and the driving part (38) is in friction touch with the second frame body (34).
2. The laboratory air supplement type fume hood according to claim 1, wherein a first opening (37) is formed in a side wall of the first frame body (32), and a second opening is formed in the other side wall of the first frame body (32).
3. The laboratory air supplement type fume hood according to claim 2, wherein the driving member (38) comprises a motor and a gear, an output end of the motor is connected with the gear, and a side surface of the frame body (31) is annularly provided with a tooth groove, and the gear is meshed with the tooth groove.
4. The wind supplementing type ventilating cabinet for the laboratory according to any one of claims 1 to 3, wherein a groove (33) is formed in the first frame body (32), a hole is formed in the groove (33), a block body (41) is fixed at the center of the frame body (31), a push rod (42) is slid in the block body (41), an elastic piece (43) is installed on the push rod (42), and the push rod (42) penetrates through the hole to touch the second frame body (34).
5. A laboratory ventilated hood according to any one of claims 1 to 3, wherein the first frame (32) is circular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222085733.2U CN217857914U (en) | 2022-08-09 | 2022-08-09 | Air supplementing type fume hood for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222085733.2U CN217857914U (en) | 2022-08-09 | 2022-08-09 | Air supplementing type fume hood for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217857914U true CN217857914U (en) | 2022-11-22 |
Family
ID=84075830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222085733.2U Active CN217857914U (en) | 2022-08-09 | 2022-08-09 | Air supplementing type fume hood for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217857914U (en) |
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2022
- 2022-08-09 CN CN202222085733.2U patent/CN217857914U/en active Active
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