CN220227961U - Fume hood air valve convenient to install - Google Patents
Fume hood air valve convenient to install Download PDFInfo
- Publication number
- CN220227961U CN220227961U CN202321981682.XU CN202321981682U CN220227961U CN 220227961 U CN220227961 U CN 220227961U CN 202321981682 U CN202321981682 U CN 202321981682U CN 220227961 U CN220227961 U CN 220227961U
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- CN
- China
- Prior art keywords
- air valve
- gear
- installation
- fume hood
- fixedly connected
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- 239000003517 fume Substances 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 40
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000011900 installation process Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a fume hood air valve convenient to install, which belongs to the technical field of air valves and comprises an installation base, wherein an air valve base is arranged above the installation base. This fume hood blast gate convenient to installation is through setting up threaded rod, the thread piece, the gag lever post, the spacing hole, first gear and second gear, rearward movement that the thread piece with its screw thread complex can be smooth when the threaded rod rotates, in order to reach the gag lever post can be smooth the card go into the spacing downthehole fixed work that plays the blast gate base, the threaded rod can drive first gear simultaneously and rotate, make with first gear engagement's second gear can drive the roller bearing and rotate, in order to reach the roller bearing and can drive another second gear and rotate, and then utilize this device to make the blast gate body possess the function of being convenient for install, cause the blast gate body comparatively simple and convenient at the installation, and the installation is comparatively rapid, and then can improve its installation effectiveness greatly.
Description
Technical Field
The utility model belongs to the technical field of air valves, and particularly relates to a fume hood air valve convenient to install.
Background
The air quantity regulating valve is also called an air regulating door, is an indispensable central air conditioning end fitting in ventilation, air conditioning and air purification engineering of civil buildings of industrial plants, is generally used in air conditioning and ventilation system pipelines, is used for regulating the air quantity of a branch pipe, can also be used for mixed regulation of fresh air and return air, and is also required to be used in a fume hood at present for ventilation, however, the conventional fume hood air valve cannot achieve the function of being convenient for installation, so that the fume hood air valve is complicated in the installation process, the installation process is long, and the installation efficiency of the fume hood air valve is greatly reduced.
Disclosure of Invention
In order to overcome the defects, the utility model provides the fume hood air valve convenient to install, and solves the problems that the conventional fume hood air valve cannot achieve the function of being convenient to install, so that the fume hood air valve is complicated in the installation process and long in the installation process, and the installation efficiency of the fume hood air valve is greatly reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fume hood blast gate convenient to installation, includes the installation base, the top of installation base is provided with the blast gate base, the top fixedly connected with blast gate body of blast gate base, two notches have been seted up to the top of installation base, two the inboard two sides of notch joint respectively has first bearing, two first bearing internal rotation is connected with same threaded rod, threaded rod external screw thread connection has the screw thread piece, the top fixedly connected with connecting block of screw thread piece.
The back fixedly connected with gag lever post of connecting block, threaded rod external fixation has first gear, two the inboard one side of notch is the joint respectively has the second bearing, two the rotation is connected with same roller bearing in the second bearing, the both ends of roller bearing are fixedly connected with second gear respectively, two first gear and two second gear engagement.
As a further aspect of the utility model: one side fixedly connected with stopper of connecting block, one of them the one end fixedly connected with of threaded rod changes the hand.
As a further aspect of the utility model: a limiting groove is formed in one side of the notch, and the limiting block is located in the limiting groove.
As a further aspect of the utility model: limiting holes are respectively formed in the front face and the back face of the air valve base, and the limiting rod is located in the limiting holes.
As a further aspect of the utility model: the upper part of the air valve body is fixedly connected with an air valve cover, and a ventilation notch is formed in the air valve cover.
As a further aspect of the utility model: the four corners of the mounting base are fixedly connected with mounting blocks respectively, and mounting holes are formed in the four mounting blocks respectively.
Compared with the prior art, the utility model has the beneficial effects that:
1. this fume hood blast gate convenient to installation is through setting up threaded rod, the thread piece, the gag lever post, the spacing hole, first gear and second gear, the screw thread piece with its screw thread complex when making the threaded rod rotate can be smooth backward movement, in order to reach the fixed work that the gag lever post can be smooth the card play the blast gate base in the spacing hole, the threaded rod can drive first gear simultaneously and rotate, make the second gear with first gear engagement can drive the roller bearing and rotate, in order to reach the roller bearing and can drive another second gear and rotate, cause another gag lever post can block the fixed work of another spacing downthehole play blast gate base, and then utilize this device to make the blast gate body possess the function of being convenient for the installation, make the blast gate body comparatively simple and convenient in the installation, and the installation is comparatively rapid, and then can improve its installation effectiveness greatly.
2. This fume hood blast gate convenient to installation through setting up spacing hole, and spacing hole makes the gag lever post possess the card entry point to in the card that makes the gag lever post can be smooth goes into spacing hole, in order to reach the gag lever post and can carry out spacing work to the blast gate base, and then can ensure the installation stability of blast gate body.
3. This fume hood blast gate convenient to installation through setting up the spacing groove, and the spacing groove makes the stopper possess the space that removes to make the screw thread piece possess good stability when utilizing the stopper to remove in the spacing groove, prevent that the screw thread piece from taking place unexpected pivoted condition, thereby make the card that the gag lever post can be smooth go into spacing downthehole.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic view of a three-dimensional structure of a notch of the present utility model;
FIG. 3 is a schematic view of a three-dimensional structure of a stop lever according to the present utility model;
in the figure: 1. a mounting base; 2. a blast gate base; 3. a damper body; 4. a notch; 5. a first bearing; 6. a threaded rod; 7. a screw block; 8. a connecting block; 9. a limit rod; 10. a first gear; 11. a second bearing; 12. a roller; 13. a second gear; 14. a limiting block; 15. turning hands; 16. a limit groove; 17. a limiting hole; 18. a damper cover; 19. a ventilation slot; 20. a mounting block; 21. and (5) mounting holes.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a fume hood air valve convenient to installation, including installation base 1, the four corners department of installation base 1 is fixedly connected with installation piece 20 respectively, install the hole 21 respectively in four installation pieces 20, installation hole 21 makes installation base 1 can be installed in the fume hood smoothly, the top of installation base 1 is provided with air valve base 2, spacing hole 17 has been seted up respectively to the front and the back of air valve base 2, gag lever post 9 is located spacing hole 17, spacing hole 17 makes gag lever post 9 possess the fixed point, thereby when making gag lever post 9 card go into spacing hole 17, can ensure the fixed work of air valve base 2, in order to reach the fixed work of air valve body 3, the top fixedly connected with air valve body 3 of air valve base 2, the top fixedly connected with air valve cover 18 of air valve body 3, air valve cover 18 makes air valve body 3 possess certain function of stopping debris, air valve cover 18 has seted up ventilation notch 19, the ventilation notch 19 enables the air valve body 3 to smoothly ventilate, two notches 4 are formed above the mounting base 1, a limit groove 16 is formed on one side of the notch 4, a limit block 14 is positioned in the limit groove 16, the limit groove 16 enables the limit block 14 to have good stability when moving, thereby avoiding the condition that the screw block 7 rotates when moving, the first bearings 5 are respectively clamped on the two sides of the inner sides of the two notches 4, the first bearings 5 enable the screw rod 6 not to fall off when rotating, the two first bearings 5 are rotationally connected with the same screw rod 6, the screw rod 6 is externally connected with the screw block 7 in threaded connection, the screw block 7 in threaded connection with the screw rod 6 can smoothly move when rotating, the connecting block 8 is fixedly connected above the screw block 7, one side of the connecting block 8 is fixedly connected with the limit block 14, one end fixedly connected with of one of them threaded rod 6 changes hand 15, change hand 15 makes one of them threaded rod 6 possess the rotation point, the back fixedly connected with gag lever post 9 of connecting block 8, can ensure the installation stability of blast gate base 2 when gag lever post 9 card goes into spacing hole 17, threaded rod 6 external fixation has first gear 10, the inboard one side of two notch 4 has the second bearing 11 respectively in the joint, second bearing 11 makes the roller bearing 12 possess good stability when rotating, the same roller bearing 12 of two second bearing 11 swivelling connections, make roller bearing 12 can drive another second gear 13 smooth and rotate, the both ends of roller bearing 12 are fixedly connected with second gear 13 respectively, two first gears 10 and two second gears 13 meshing, when making first gear 10 rotate, second gear 13 meshing with it can smooth drive roller 12 to rotate.
The working principle of the utility model is as follows:
when the air valve body 3 is required to be installed in a fume hood, the turning hand 15 is twisted firstly, so that the turning hand 15 drives one of the threaded rods 6 to rotate, the threaded block 7 in threaded fit with the threaded rod 6 can smoothly move backwards when the threaded rod 6 rotates, the threaded block 7 drives the connecting block 8 to move backwards, and the connecting block 8 drives the limiting rod 9 to move backwards, so that the limiting rod 9 can be clamped into the limiting hole 17;
meanwhile, the threaded rod 6 can drive one of the first gears 10 to rotate, the second gear 13 meshed with the threaded rod can be driven to smoothly drive the rolling shaft 12 to rotate, the rolling shaft 12 can drive the other second gear 13 to rotate, the other first gear 10 meshed with the threaded rod can drive the other threaded rod 6 to rotate, and further the other limiting rod 9 can be clamped into the other limiting hole 17, so that the two limiting rods 9 can be clamped into the two limiting holes 17 to ensure the installation stability of the air valve body 3, and the installation base 1 is installed in a fume hood by utilizing the four installation holes 21.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.
Claims (6)
1. Fume hood blast gate convenient to installation, including installation base (1), its characterized in that: the novel air valve is characterized in that an air valve base (2) is arranged above the mounting base (1), an air valve body (3) is fixedly connected above the air valve base (2), two notches (4) are formed in the upper side of the mounting base (1), first bearings (5) are respectively clamped on two sides of the inner sides of the notches (4), the two first bearings (5) are rotationally connected with the same threaded rod (6), the threaded rod (6) is externally connected with a threaded block (7), and a connecting block (8) is fixedly connected above the threaded block (7);
the back fixedly connected with gag lever post (9) of connecting block (8), threaded rod (6) external fixation is connected with first gear (10), two the inboard one side of notch (4) joint has second bearing (11) respectively, two the rotation of second bearing (11) is connected with same roller bearing (12), the both ends of roller bearing (12) are fixedly connected with second gear (13) respectively, two first gear (10) and two second gear (13) meshing.
2. A fume hood damper for facilitating installation as defined in claim 1, wherein: one side of connecting block (8) fixedly connected with stopper (14), one of them the one end fixedly connected with of threaded rod (6) changes hand (15).
3. A fume hood damper for facilitating installation according to claim 2, wherein: a limiting groove (16) is formed in one side of the notch (4), and the limiting block (14) is located in the limiting groove (16).
4. A fume hood damper for facilitating installation as defined in claim 1, wherein: limiting holes (17) are respectively formed in the front face and the back face of the air valve base (2), and the limiting rod (9) is located in the limiting holes (17).
5. A fume hood damper for facilitating installation as defined in claim 1, wherein: the upper part of the air valve body (3) is fixedly connected with an air valve cover (18), and a ventilation notch (19) is formed in the air valve cover (18).
6. A fume hood damper for facilitating installation as defined in claim 1, wherein: four corners of the mounting base (1) are fixedly connected with mounting blocks (20) respectively, and mounting holes (21) are formed in the four mounting blocks (20) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321981682.XU CN220227961U (en) | 2023-07-26 | 2023-07-26 | Fume hood air valve convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321981682.XU CN220227961U (en) | 2023-07-26 | 2023-07-26 | Fume hood air valve convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220227961U true CN220227961U (en) | 2023-12-22 |
Family
ID=89199029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321981682.XU Active CN220227961U (en) | 2023-07-26 | 2023-07-26 | Fume hood air valve convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220227961U (en) |
-
2023
- 2023-07-26 CN CN202321981682.XU patent/CN220227961U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |