CN220980344U - Automatic valve for flue - Google Patents
Automatic valve for flue Download PDFInfo
- Publication number
- CN220980344U CN220980344U CN202322253315.4U CN202322253315U CN220980344U CN 220980344 U CN220980344 U CN 220980344U CN 202322253315 U CN202322253315 U CN 202322253315U CN 220980344 U CN220980344 U CN 220980344U
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- CN
- China
- Prior art keywords
- plate assembly
- rotating plate
- sleeve
- rotating
- outer side
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- 238000007789 sealing Methods 0.000 claims abstract description 35
- 239000000779 smoke Substances 0.000 claims abstract description 30
- 206010022000 influenza Diseases 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses an automatic valve for a flue, which comprises: the valve frame is arranged on the smoke exhaust pipeline; the rotating plate assembly is rotatably arranged in the smoke exhaust pipeline, and two ends of the rotating plate assembly extend to the upper part and the lower part of the smoke exhaust pipeline respectively; the sealing piece is adhered to the inside of the smoke exhaust pipeline and sleeved on the outer side of the rotating plate assembly to seal the circumference of the rotating plate assembly; the positioning device is detachably fixed at the bottom of the valve frame and sleeved on the outer side of the rotating plate assembly; and the driving device is arranged at the top of the valve frame. According to the utility model, the incomplete gear is arranged on one circle of rotation to drive the complete gear to rotate by one tooth, so that the complete gear is driven to drive the rotating plate assembly to rotate by a certain angle, the smoke discharge amount of the flue is adjusted, and meanwhile, the incomplete gear starts to rotate once, and the rotating angle of the rotating plate assembly is calculated according to the starting times.
Description
Technical Field
The utility model relates to the technical field of check valves, in particular to an automatic valve for a flue.
Background
Check valves are widely used in kitchen fume extractor, basically in public flues on walls, and function to prevent smoke from being carried in the public flues and foreign objects from invading, and the use environment is relatively poor.
The chinese patent document of application publication number 201821622452.3 discloses an automatic check valve for a flue: the return is realized through the mode of driving the rotating plate by the motor, so that the problem of difficult return of the rotating plate caused by oil dirt and scale and material aging can be effectively prevented, and the return loss is prevented. Through locating the motor above the flue, can effectively avoid adhering to the motor because of the seepage of flue greasy dirt, reduce the fault incidence of motor.
This application is through motor drive, because the rotational speed of motor is very fast, and the volume of check valve is not too big, this just leads to the check valve rotation angle unable to control, and the volume of discharging fume to the flue is unable to control, to this we propose an automatic valve for flue.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides an automatic valve for a flue.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an automatic valve for a flue, comprising:
the valve frame is arranged on the smoke exhaust pipeline;
The rotating plate assembly is rotatably arranged in the smoke exhaust pipeline, and two ends of the rotating plate assembly extend to the upper part and the lower part of the smoke exhaust pipeline respectively;
The sealing piece is adhered to the inside of the smoke exhaust pipeline and sleeved on the outer side of the rotating plate assembly to seal the circumference of the rotating plate assembly;
The positioning device is detachably fixed at the bottom of the valve frame and sleeved on the outer side of the rotating plate assembly;
the driving device is arranged at the top of the valve frame and drives the rotating plate assembly to rotate so as to adjust the smoke discharge amount of the pipeline;
The driving device comprises a driving motor, an incomplete gear and a complete gear; the driving motor is fixed at the top of the valve frame, the incomplete gear is fixed at the output end of the driving motor, and the complete gear is fixed at the outer side of the rotating plate assembly and meshed with the incomplete gear, so that a structure that the incomplete gear rotates for one circle to drive the complete gear to mesh once is formed.
Preferably, the valve frame comprises a mounting plate and a sealing shell, wherein the mounting plate is fixed on the smoke exhaust pipeline, the sealing shell is fixed on the left side of the mounting plate, and the sealing shell is sleeved on the outer side of the rotating plate assembly.
Preferably, the screw sleeve is fixedly arranged at the bottom of the sealing shell, the positioning sleeve is fixedly arranged at the top of the sealing shell, the clamping sleeve is inserted into the opening at the top of the positioning sleeve, the clamping sleeve is sleeved on the outer side of the rotating plate assembly, the protecting shell is fixedly arranged at the top of the sealing shell, and the protecting shell is fixed with the mounting plate and sleeved on the outer side of the driving device.
Preferably, the rotating plate assembly comprises a rotating plate main body, a rotating head and a rotating shaft; the rotary plate main body is rotatably arranged in the sealed shell, the rotary head is detachably fixed at the bottom of the rotary plate main body and is inserted into the positioning device, and the rotary shaft is fixed at the top of the rotary plate main body and upwards penetrates through the positioning sleeve and the clamping sleeve to be fixedly connected with the complete gear.
Preferably, the positioning device comprises a bearing sleeve and a rotating sleeve; the bearing sleeve is in threaded connection with the outer side of the threaded sleeve, and the rotating sleeve is fixed inside the bearing sleeve and is sleeved on the outer side of the rotating head upwards.
Preferably, the sealing member comprises a sealing ring and two elastic rings, wherein the sealing ring is adhered to the inside of the sealing shell and is in contact with the rotating plate main body, and the two elastic rings are adhered to two sides of the inner surface of the sealing ring respectively and clamp the rotating plate main body in the middle.
The beneficial effects of the utility model are as follows:
1. The incomplete gear is arranged at one circle of rotation to drive the complete gear to rotate by one tooth, so that the complete gear is driven to drive the rotating plate assembly to rotate by a certain angle, the smoke discharge amount of the flue is adjusted, and meanwhile, the incomplete gear starts to rotate for one circle each time, and the rotating angle of the rotating plate assembly is calculated according to the starting times;
2. Seal sealed casing under the cooperation of rotating plate main part through the sealing ring that sets up, avoid the flow of flue gas, it is spacing with rotating plate main part under the setting of elastic ring simultaneously, avoid rotating plate main part to make under the promotion of smoke power at closed state rotate, the elastic ring can take place deformation simultaneously, makes rotating plate main part normal rotation through deformation under driving motor's drive.
Drawings
FIG. 1 is a schematic front view of an automatic valve for a flue according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 of an automatic valve for a flue according to the present utility model;
FIG. 3 is a schematic view of a rotary sleeve of an automatic valve for a flue according to the present utility model;
Fig. 4 is a schematic diagram of a seal housing of an automatic valve for a flue according to the present utility model.
In the figure: 1. a driving motor; 2. an incomplete gear; 3. a full gear; 4. a mounting plate; 5. a seal housing; 6. a thread sleeve; 7. a positioning sleeve; 8. a clamping sleeve; 9. a protective housing; 10. a rotating plate main body; 11. a rotating head; 12. a rotating shaft; 13. a receiving sleeve; 14. a rotating sleeve; 16. a seal ring; 17. an elastic ring.
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.
Embodiment 1, referring to fig. 1 to 4, an automatic valve for a flue includes a valve frame, a rotating plate assembly, a seal, a positioning device, a driving device; the valve frame is arranged on the smoke exhaust pipeline; the rotating plate assembly is rotatably arranged in the smoke exhaust pipeline, and two ends of the rotating plate assembly extend to the upper part and the lower part of the smoke exhaust pipeline respectively; the sealing piece is adhered to the inside of the smoke exhaust pipeline and sleeved on the outer side of the rotating plate assembly to seal the circumference of the rotating plate assembly; the positioning device is detachably fixed at the bottom of the valve frame and sleeved on the outer side of the rotating plate assembly; the driving device is arranged at the top of the valve frame and drives the rotating plate assembly to rotate so as to adjust the smoke discharge amount of the pipeline.
In the embodiment, the rotary plate assembly is driven to rotate by the arrangement of the driving device, and the adjustment of the smoke discharge amount is realized by means of different rotation angles of the rotary plate assembly; meanwhile, the driving device is arranged on the outer side of the valve frame, so that the driving device is prevented from being corroded by substances in smoke in the using process.
In some embodiments of the utility model, the drive means comprises a drive motor 1, an incomplete gear 2, a complete gear 3; the driving motor 1 is fixed at the top of the valve frame, the incomplete gear 2 is fixed at the output end of the driving motor 1, and the complete gear 3 is fixed at the outer side of the rotating plate assembly and meshed with the incomplete gear 2, so that a structure that the incomplete gear 2 rotates once to drive the complete gear 3 to mesh once is formed.
In the embodiment, the incomplete gear 2 is arranged to rotate one circle to drive the complete gear 3 to rotate one tooth, so that the complete gear 3 is driven to drive the rotating plate assembly to rotate by a certain angle, the smoke discharge amount of the flue is adjusted, and meanwhile, the incomplete gear 2 starts to rotate one circle each time, and the rotating angle of the rotating plate assembly is calculated according to the starting times;
The incomplete gear 2 can be normally driven to rotate by the arrangement of the driving motor 1, so that the incomplete gear 2 can normally drive the complete gear 3 to rotate.
In some embodiments of the utility model, the valve frame comprises a mounting plate 4 and a sealing shell 5, wherein the mounting plate 4 is fixed on the smoke exhaust pipeline, the sealing shell 5 is fixed on the left side of the mounting plate 4, and the sealing shell 5 is sleeved on the outer side of the rotating plate assembly;
The bottom fixed mounting of seal housing 5 has screw sleeve 6, and seal housing 5's top fixed mounting has locating sleeve 7, and the open-top department of locating sleeve 7 peg graft has screens cover 8, and screens cover 8 cup joints in the outside of rotating plate subassembly, and seal housing 5's top fixed mounting has protecting sheathing 9, and protecting sheathing 9 is fixed with mounting panel 4 to cup joint in drive arrangement's outside.
In the embodiment, the device can be normally fixed at a designated position through the arrangement of the mounting plate 4, so that the normal use of the device is ensured; the normal installation of the rotating plate assembly can be ensured through the arrangement of the sealing shell 5, and meanwhile, space is provided for the rotation of the rotating plate assembly;
The normal fixation of the positioning device can be ensured through the arrangement of the thread sleeve 6, and meanwhile, the positioning device is installed and guided; the matching arrangement of the positioning sleeve 7 and the clamping sleeve 8 can play a role in guiding and positioning the installation of the rotating plate assembly, so that the rotating plate assembly is prevented from shifting in the rotating process;
The safety of the driving device can be protected through the arrangement of the protective shell 9, and damage caused by collision of the driving device in the using process is avoided.
In some embodiments of the present utility model, the swivel plate assembly includes a swivel plate body 10, a swivel head 11, a swivel shaft 12; the rotating plate main body 10 is rotatably arranged in the sealed shell 5, the rotating head 11 is detachably fixed at the bottom of the rotating plate main body 10 and inserted into the positioning device, and the rotating shaft 12 is fixed at the top of the rotating plate main body 10 and upwards penetrates through the positioning sleeve 7 and the clamping sleeve 8 to be fixedly connected with the complete gear 3.
In this embodiment, the sealing shell 5 can be plugged by the arrangement of the rotating plate main body 10, and meanwhile, the sealing shell 5 is opened after rotating, and the opening size is in direct proportion to the rotating angle of the sealing shell 5;
The center of a circle is determined by the rotation of the rotating head 11 and the rotating shaft 12 to the rotating plate main body 10, and the position of the rotating plate main body 10 is positioned; simultaneously, the rotating plate main body 10 is driven to rotate under the drive of external force, and simultaneously the rotating head 11 and the rotating shaft 12 are detachably fixed with the rotating plate main body 10 through bolts.
In some embodiments of the utility model, the positioning device comprises a receiving sleeve 13, a rotating sleeve 14; the bearing sleeve 13 is in threaded connection with the outer side of the threaded sleeve 6, the rotating sleeve 14 is fixed inside the bearing sleeve 13 and is sleeved on the outer side of the rotating head 11 upwards, and the two limiting protrusions are respectively fixed on the outer side of the rotating head 11 and the inner side of the rotating sleeve 14 and are staggered up and down.
In the embodiment, the stability of the rotating sleeve 14 is ensured by the arrangement of the bearing sleeve 13 and the threaded sleeve 6, and the rotating head 11 is positioned by the arrangement of the rotating sleeve 14 and the adaptation of the rotating head 11; the rotating sleeve 14 and the rotating head 11 can be positioned through the arrangement of the limiting protrusions, so that the rotating head 11 is prevented from being pulled out easily under the action of external force.
In some embodiments of the present utility model, the seal member includes a seal ring 16, two elastic rings 17, the seal ring 16 being adhered to the inside of the seal housing 5 and contacting the flap body 10, the two elastic rings 17 being adhered to both sides of the inner surface of the seal ring 16 and sandwiching the flap body 10, respectively.
In this embodiment, seal the seal housing 5 under the cooperation of rotating plate main body 10 through the sealing ring 16 that sets up, avoid the flow of flue gas, it is spacing with rotating plate main body 10 simultaneously to set up under elastic ring 17, avoid rotating plate main body 10 to make under the promotion of smoke force in the closed state rotate, elastic ring 17 can take place deformation simultaneously, make rotating plate main body 10 normal rotation through deformation under driving motor 1's drive.
The working principle of the embodiment is as follows: during assembly, the rotating head 11 and the rotating shaft 12 respectively penetrate through the threaded sleeve 6 and the positioning sleeve 7, are clamped on the outer side of the rotating plate main body 10, then fix the rotating plate main body 10 through bolts, then fix the complete gear 3 on the rotating shaft 12, then fix the protective shell 9 on the outer side of the sealed shell 5 through bolts, then screw the bearing sleeve 13 on the outer side of the threaded sleeve 6, and drive the rotating sleeve 14 to be sleeved on the outer side of the rotating head 11;
When the sealed type rotary plate is used, the driving motor 1 is started, so that the driving motor 1 drives the incomplete gear 2 to rotate, and the complete gear 3 is driven to rotate for a certain angle by one circle, so that the complete gear 3 drives the rotary plate main body 10 to rotate, and the sealed shell 5 is opened.
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. An automatic valve for a flue, comprising:
the valve frame is arranged on the smoke exhaust pipeline;
The rotating plate assembly is rotatably arranged in the smoke exhaust pipeline, and two ends of the rotating plate assembly extend to the upper part and the lower part of the smoke exhaust pipeline respectively;
The sealing piece is adhered to the inside of the smoke exhaust pipeline and sleeved on the outer side of the rotating plate assembly to seal the circumference of the rotating plate assembly;
The positioning device is detachably fixed at the bottom of the valve frame and sleeved on the outer side of the rotating plate assembly;
the driving device is arranged at the top of the valve frame and drives the rotating plate assembly to rotate so as to adjust the smoke discharge amount of the pipeline;
The driving device comprises a driving motor (1), an incomplete gear (2) and a complete gear (3); the driving motor (1) is fixed at the top of the valve frame, the incomplete gear (2) is fixed at the output end of the driving motor (1), and the complete gear (3) is fixed at the outer side of the rotating plate assembly and meshed with the incomplete gear (2), so that a structure that the incomplete gear (2) rotates once to drive the complete gear (3) to be meshed once is formed.
2. An automatic valve for flues according to claim 1, characterized in that the valve frame comprises a mounting plate (4), a sealing housing (5), the mounting plate (4) is fixed on the smoke exhaust pipe, the sealing housing (5) is fixed on the left side of the mounting plate (4), and the sealing housing (5) is sleeved on the outer side of the swivel plate assembly.
3. The automatic valve for the flue according to claim 2, wherein a threaded sleeve (6) is fixedly arranged at the bottom of the sealing shell (5), a positioning sleeve (7) is fixedly arranged at the top of the sealing shell (5), a clamping sleeve (8) is inserted into the top opening of the positioning sleeve (7), the clamping sleeve (8) is sleeved on the outer side of the rotating plate assembly, a protective shell (9) is fixedly arranged at the top of the sealing shell (5), and the protective shell (9) is fixed with the mounting plate (4) and sleeved on the outer side of the driving device.
4. An automatic valve for flues according to claim 1, characterized in that the swivel plate assembly comprises a swivel plate body (10), a swivel head (11), a swivel shaft (12); the rotary plate body (10) is rotatably arranged in the sealed shell (5), the rotary head (11) is detachably fixed at the bottom of the rotary plate body (10) and inserted into the positioning device, and the rotary shaft (12) is fixed at the top of the rotary plate body (10) and upwards penetrates through the positioning sleeve (7) and the clamping sleeve (8) to be fixedly connected with the full gear (3).
5. An automatic valve for flues according to claim 1, characterized in that said positioning means comprise a receiving sleeve (13), a rotating sleeve (14); the bearing sleeve (13) is in threaded connection with the outer side of the threaded sleeve (6), and the rotating sleeve (14) is fixed inside the bearing sleeve (13) and is sleeved on the outer side of the rotating head (11) upwards.
6. An automatic valve for flues according to claim 1, characterized in that said sealing member comprises a sealing ring (16), two elastic rings (17), said sealing ring (16) being glued inside the sealing housing (5) and in contact with the flap body (10), both said elastic rings (17) being glued on both sides of the inner surface of the sealing ring (16) and clamping the flap body (10) in the middle, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253315.4U CN220980344U (en) | 2023-08-22 | 2023-08-22 | Automatic valve for flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253315.4U CN220980344U (en) | 2023-08-22 | 2023-08-22 | Automatic valve for flue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220980344U true CN220980344U (en) | 2024-05-17 |
Family
ID=91038189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322253315.4U Active CN220980344U (en) | 2023-08-22 | 2023-08-22 | Automatic valve for flue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220980344U (en) |
-
2023
- 2023-08-22 CN CN202322253315.4U patent/CN220980344U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |