CN219656129U - Driving device and gas stove - Google Patents
Driving device and gas stove Download PDFInfo
- Publication number
- CN219656129U CN219656129U CN202320995595.3U CN202320995595U CN219656129U CN 219656129 U CN219656129 U CN 219656129U CN 202320995595 U CN202320995595 U CN 202320995595U CN 219656129 U CN219656129 U CN 219656129U
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- bevel gear
- shaft
- drive
- vertical
- movement module
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- 230000033001 locomotion Effects 0.000 claims abstract description 62
- 230000005570 vertical transmission Effects 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 28
- 239000007924 injection Substances 0.000 abstract description 28
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005571 horizontal transmission Effects 0.000 description 20
- 238000006073 displacement reaction Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Feeding And Controlling Fuel (AREA)
Abstract
The utility model discloses a driving device and a gas stove, wherein the driving device is used for driving a gas nozzle, the gas nozzle is arranged on a nozzle seat support, the driving device comprises a horizontal movement module, a vertical movement module and a support frame, the nozzle seat support is arranged on the horizontal movement module, the horizontal movement module is used for driving the nozzle seat support to move along a first direction in a horizontal plane, the horizontal movement module is arranged on the support frame, and the vertical movement module is used for driving the support frame to move along a vertical direction so as to drive the gas nozzle to move along the vertical direction. The driving device is simultaneously provided with a horizontal movement module and a vertical movement module, the horizontal movement module is used for driving the nozzle seat support to move in the horizontal plane along the first direction, the vertical movement module is used for driving the support frame to move along the vertical direction, and then the gas nozzle is driven to move along the vertical direction, so that the adjustment of the gas nozzle in the vertical direction and in the first direction is realized, the accurate alignment of the gas nozzle and the injection pipe is facilitated, and the injection effect of the injection pipe is improved.
Description
Technical Field
The present utility model relates to a driving device, and more particularly, to a driving device and a gas stove.
Background
In the existing lifting and folding gas stove products, two installation modes of the nozzle seat and the injection pipe are adopted. The first is that the nozzle seat is fastened on the injection pipe through a screw and moves along with the movement of the whole burner, and the burner can be used in any state of the gas stove; the second is that the nozzle holder is fixed in a certain position, and the burner can be used after the burner is turned over and moved to the position where the nozzle holder is located, and because the burner can only be turned over and can not move in a vertical plane, the center alignment of the gas nozzle and the injection pipe is difficult, and the injection effect is poor. Both of these mounting approaches create a similar problem: the gas nozzle on the nozzle seat deviates from the center of the injection pipe. The first is the deviation caused by manufacturing and assembly tolerances; the second type of existing manufacturing and assembly tolerances, as well as kinematic positioning tolerances, can result in more stringent tolerances. The injection capacity of the burner plays a vital role in the development of high-efficiency and large-load gas stove products, and the deviation of the gas nozzle from the center of the injection pipe can weaken the injection capacity of the burner.
Disclosure of Invention
The utility model aims to overcome the defect that a gas nozzle in the prior art is difficult to align with the center of an injection pipe, and provides a driving device and a gas stove.
The utility model solves the technical problems by the following technical scheme:
the utility model provides a drive arrangement, its is used for driving gas nozzle, gas nozzle installs on the nozzle holder support, drive arrangement includes horizontal movement module, vertical movement module and support frame, install on the horizontal movement module nozzle holder support, the horizontal movement module is used for the drive nozzle holder support moves along first direction in the horizontal plane, the horizontal movement module install in the support frame, vertical movement module is used for the drive the support frame moves along vertical direction, in order to drive gas nozzle moves along vertical direction.
In this scheme, this drive arrangement is equipped with horizontal movement module and vertical movement module simultaneously, horizontal movement module is used for driving the nozzle seat support and removes along first direction in the horizontal plane, and then drive gas nozzle and remove along first direction, because horizontal movement module is installed on the support frame, vertical movement module is used for driving the support frame and removes along vertical direction, and then drive horizontal movement module and gas nozzle and remove along vertical direction, the regulation of gas nozzle in vertical direction and the first direction in the horizontal plane has been realized, the gas nozzle of being convenient for is aligned with the accuracy of ejecting pipe, the ejecting effect of ejecting pipe is improved. The first direction may be set according to the needs of the user, for example, the first direction may be a longitudinal direction or a transverse direction within a horizontal direction.
Preferably, the horizontal movement module comprises a first motor and a horizontal transmission shaft, the horizontal transmission shaft extends along the first direction, the horizontal transmission shaft is in threaded connection with the nozzle seat support, the horizontal transmission shaft is further connected with the support frame, and an output shaft of the first motor is in shaft connection with the horizontal transmission shaft.
In this scheme, when the output shaft of first motor rotates, drive the horizontal transmission shaft and rotate, because horizontal transmission shaft threaded connection is in nozzle seat support, when the horizontal transmission shaft rotated, drive nozzle seat support along first direction removal, realize installing the gas nozzle on nozzle seat support along first direction removal. The horizontal transmission shaft is also connected to a support frame, and the support frame is used for supporting the horizontal transmission shaft, the nozzle seat support and the gas nozzle.
Preferably, the vertical movement module comprises a second motor, a guide rod, a vertical transmission shaft and a reduction gear transmission assembly, wherein the guide rod and the vertical transmission shaft are all arranged along the vertical direction, one end of the support frame is sleeved on the guide rod, the other end of the support frame is in threaded connection with the vertical transmission shaft, and the vertical transmission shaft is connected with the second motor through the reduction gear transmission assembly.
In this scheme, when the second motor rotates, reduction gear drive assembly is used for reducing the rotational speed of second motor to transmit the rotation of second motor to vertical transmission shaft, when vertical transmission shaft rotates, drive the support frame and remove along vertical direction. The guide rod is used for guiding the support frame to move along the vertical direction and preventing the support frame from synchronously rotating along with the vertical transmission shaft.
Preferably, the reduction gear transmission assembly comprises a first-stage reduction unit and a second-stage reduction unit, wherein two ends of the first-stage reduction unit are respectively connected with the vertical transmission shaft and the second-stage reduction unit, and two ends of the second-stage reduction unit are respectively connected with the first-stage reduction unit and the second motor.
In this scheme, through two-stage speed reduction, reduce the rotational speed of input, improve vertical displacement motion's precision.
Preferably, the first-stage reduction unit comprises a first bevel gear and a second bevel gear, the first bevel gear is mounted on the vertical transmission shaft, the second bevel gear is meshed with the first bevel gear, and a rotating shaft of the second bevel gear is connected with the second motor through the second-stage reduction unit;
wherein the diameter of the first bevel gear is larger than the diameter of the second bevel gear.
In this scheme, first bevel gear and second bevel gear can change pivoted transmission direction, can make the rotation of vertical direction turn into the rotation of horizontal direction, set up the diameter of second bevel gear to be greater than first bevel gear's diameter, reduce rotation rate, improve the precision of vertical displacement motion.
Preferably, the second-stage reduction unit includes a first spur gear and a second spur gear, the rotation axis of the first spur gear is axially connected to the rotation axis of the second bevel gear, the second spur gear is meshed with the first spur gear, and the rotation axis of the second spur gear is connected to the output shaft of the second motor;
wherein the diameter of the first spur gear is larger than the diameter of the second spur gear.
In this scheme, adopt above-mentioned structure setting, reduce the rotational speed of input, improve the precision of vertical displacement motion.
Preferably, the driving device further comprises a base, and the vertical transmission shaft, the guide rod, the first bevel gear, the second bevel gear, the first straight gear and the second straight gear are all mounted on the base.
In this scheme, adopt above-mentioned structure setting, be convenient for install fixed above-mentioned part.
Preferably, the driving device further comprises a rotation module, the rotation module is installed between the gas nozzle and the nozzle seat support, and the rotation module is used for driving the gas nozzle to rotate around a pivot shaft horizontally arranged.
In this scheme, set up and rotate the module, can adjust the angle that the gas nozzle overturned from top to bottom, the gas nozzle of being convenient for is aimed at with the accuracy of ejecting the pipe.
Preferably, the rotating module comprises a third motor, a third bevel gear and a fourth bevel gear, the outer peripheral surface of the gas nozzle is connected with the pivot shaft, the pivot shaft is rotatably connected with the nozzle seat bracket, the third bevel gear shaft is connected with the pivot shaft, the fourth bevel gear is meshed with the third bevel gear, and the fourth bevel gear shaft is connected with an output shaft of the third motor;
wherein the diameter of the third bevel gear is larger than the diameter of the fourth bevel gear.
In this scheme, adopt above-mentioned structure setting, be convenient for adjust the flip angle of gas nozzle, realize gas nozzle and the accurate alignment of injection pipe. The diameter of the third bevel gear is larger than that of the fourth bevel gear, so that the input rotating speed is reduced, and the precision of the overturning angle is improved.
A gas range comprising an ejector tube and a driving device as described above, the gas nozzle on the driving device being directed towards the inlet of the ejector tube.
In this scheme, this gas-cooker can adjust the displacement and the angle of gas nozzle for the injection pipe through drive arrangement, realizes the accurate alignment of gas nozzle and injection pipe, improves the injection performance of injection pipe and the combustion stability of combustor.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the utility model.
The utility model has the positive progress effects that: this drive arrangement is equipped with horizontal movement module and vertical movement module simultaneously, and horizontal movement module is used for driving nozzle holder support and removes along first direction in the horizontal plane, and then drives gas nozzle and remove along first direction, because horizontal movement module is installed on the support frame, vertical movement module is used for driving the support frame and removes along vertical direction, and then drives horizontal movement module and gas nozzle and remove along vertical direction, has realized the regulation of gas nozzle in vertical direction and the first direction in the horizontal plane, the gas nozzle of being convenient for aligns with the accuracy of ejecting pipe, improves the ejecting effect of ejecting pipe. The first direction may be set according to the needs of the user, for example, the first direction may be a longitudinal direction or a transverse direction within a horizontal direction.
Drawings
Fig. 1 is a schematic top view of a driving device according to a preferred embodiment of the utility model.
Fig. 2 is a schematic structural diagram (one) of a driving device according to a preferred embodiment of the utility model.
Fig. 3 is a schematic structural diagram (two) of a driving device according to a preferred embodiment of the utility model.
Fig. 4 is a schematic structural diagram of a driving device according to a preferred embodiment of the utility model.
Reference numerals illustrate:
gas nozzle 1
Pivot shaft 11
Nozzle holder support 2
Horizontal movement module 3
First motor 31
Horizontal drive shaft 32
Vertical movement module 4
Second motor 41
Guide bar 42
Vertical drive shaft 43
Reduction gear assembly 44
First-stage reduction unit 441
First bevel gear 4411
Second bevel gear 4412
Second-stage reduction unit 442
First straight gear 4421
Second spur gear 4422
Support 5
Base 6
Rotation module 7
Third motor 71
Third bevel gear 72
Fourth bevel gear 73
First direction 100
Detailed Description
The utility model will now be more fully described by way of example only and with reference to the accompanying drawings, but the utility model is not thereby limited to the scope of the examples described.
As shown in fig. 1-4, the present embodiment discloses a driving device for driving a gas nozzle 1, where the gas nozzle 1 is mounted on a nozzle holder support 2, the driving device includes a horizontal movement module 3, a vertical movement module 4 and a support frame 5, the nozzle holder support 2 is mounted on the horizontal movement module 3, the horizontal movement module 3 is used for driving the nozzle holder support 2 to move in a horizontal plane along a first direction 100, the horizontal movement module 3 is mounted on the support frame 5, and the vertical movement module 4 is used for driving the support frame 5 to move in a vertical direction so as to drive the gas nozzle 1 to move in the vertical direction.
In this embodiment, this drive arrangement is equipped with horizontal movement module 3 and vertical movement module 4 simultaneously, horizontal movement module 3 is used for driving nozzle holder support 2 and removes along first direction 100 in the horizontal plane, and then drive gas nozzle 1 and remove along first direction 100, because horizontal movement module 3 is installed on support frame 5, vertical movement module 4 is used for driving support frame 5 and removes along vertical direction, and then drive horizontal movement module 3 and gas nozzle 1 and remove along vertical direction, the regulation of gas nozzle 1 in vertical direction and first direction 100 in the horizontal plane has been realized, the gas nozzle 1 of being convenient for is aligned with the accuracy of ejector tube, the ejector effect of ejector tube is improved. Wherein the first direction 100 may be set according to user's needs, for example, the first direction 100 may be a longitudinal direction or a transverse direction within a horizontal.
As shown in fig. 1 to 4, in this embodiment, the horizontal movement module 3 includes a first motor 31 and a horizontal transmission shaft 32, the horizontal transmission shaft 32 extends along a first direction 100, the horizontal transmission shaft 32 is screwed to the nozzle holder support 2, two ends of the horizontal transmission shaft 32 are further screwed to the support frame 5, and an output shaft of the first motor 31 is connected to the horizontal transmission shaft 32. When the output shaft of the first motor 31 rotates, the horizontal transmission shaft 32 is driven to rotate, and as the horizontal transmission shaft 32 is in threaded connection with the nozzle seat support 2, the horizontal transmission shaft 32 drives the nozzle seat support 2 to move along the first direction 100 when rotating, so that the gas nozzle 1 mounted on the nozzle seat support 2 moves along the first direction 100. Meanwhile, the horizontal transmission shaft 32 is also connected to the supporting frame 5, and the supporting frame 5 is used for supporting the horizontal transmission shaft 32, the nozzle seat bracket 2 and the gas nozzle 1.
As shown in fig. 1 to 4, in this embodiment, the vertical movement module 4 includes a second motor 41, a guide rod 42, a vertical transmission shaft 43 and a reduction gear transmission assembly 44, the guide rod 42 and the vertical transmission shaft 43 are all arranged along the vertical direction, one end of the support frame 5 is sleeved on the guide rod 42, the other end of the support frame 5 is in threaded connection with the vertical transmission shaft 43, and the vertical transmission shaft 43 is connected with the second motor 41 through the reduction gear transmission assembly 44. The reduction gear transmission assembly 44 is used for reducing the rotation speed of the second motor 41 when the second motor 41 rotates, transmitting the rotation of the second motor 41 to the vertical transmission shaft 43, and driving the support frame 5 to move along the vertical direction when the vertical transmission shaft 43 rotates. Wherein, the guide rod 42 is used for guiding the support frame 5 to move along the vertical direction and preventing the support frame 5 from synchronously rotating along with the vertical transmission shaft 43, so that the purpose of adjusting the gas nozzle 1 cannot be achieved.
As shown in fig. 1-4, the reduction gear assembly 44 includes a multi-stage reduction unit for reducing the input rotational speed and improving the movement accuracy. In the present embodiment, the reduction gear assembly 44 includes a first-stage reduction unit 441 and a second-stage reduction unit 442, wherein two ends of the first-stage reduction unit 441 are respectively connected to the vertical transmission shaft 43 and the second-stage reduction unit 442, and two ends of the second-stage reduction unit 442 are respectively connected to the first-stage reduction unit 441 and the second motor 41. Through two-stage deceleration, the input rotating speed is reduced, and the precision of vertical displacement motion is improved.
Specifically, the first-stage reduction unit 441 includes a first bevel gear 4411 and a second bevel gear 4412, the first bevel gear 4411 is mounted to the vertical transmission shaft 43, the second bevel gear 4412 is engaged with the first bevel gear 4411, and a rotation shaft of the second bevel gear 4412 is connected to the second motor 41 through the second-stage reduction unit 442. The first bevel gear 4411 and the second bevel gear 4412 can change the transmission direction of rotation, and can convert rotation in the vertical direction into rotation in the horizontal direction. Wherein, the diameter of the first bevel gear 4411 is larger than that of the second bevel gear 4412, thereby reducing the rotation rate and improving the precision of the vertical displacement motion.
Specifically, the second-stage reduction unit 442 includes a first spur gear 4421 and a second spur gear 4422, the rotation axis of the first spur gear 4421 is pivotally connected to the rotation axis of the second bevel gear 4412, the second spur gear 4422 is meshed with the first spur gear 4421, and the rotation axis of the second spur gear 4422 is connected to the output shaft of the second motor 41. Wherein, the diameter of the first straight gear 4421 is larger than that of the second straight gear 4422, so that the input rotating speed is further reduced, and the precision of the vertical displacement motion is improved.
As shown in fig. 1 to 4, in the present embodiment, the driving device further includes a base 6, and the vertical transmission shaft 43, the guide bar 42, the first bevel gear 4411, the second bevel gear 4412, the first spur gear 4421, and the second spur gear 4422 are all mounted to the base 6.
Further, the driving device further comprises a rotating module 7, wherein the rotating module 7 is arranged between the gas nozzle 1 and the nozzle seat bracket 2, and the rotating module 7 is used for driving the gas nozzle 1 to rotate around a pivot shaft 11 which is horizontally arranged. Through setting up rotation module 7, can adjust the angle that gas nozzle 1 overturned from top to bottom, the gas nozzle 1 of being convenient for is aimed at with the accuracy of injection pipe.
As shown in fig. 1 to fig. 4, specifically, the rotation module 7 includes a third motor 71, a third bevel gear 72 and a fourth bevel gear 73, a pivot shaft 11 is connected to the outer peripheral surface of the gas nozzle 1, the pivot shaft 11 is rotatably connected to the nozzle seat support 2, the third bevel gear 72 is connected to the pivot shaft 11, the fourth bevel gear 73 is meshed with the third bevel gear 72, and the fourth bevel gear 73 is connected to an output shaft of the third motor 71, so as to facilitate adjusting the turning angle of the gas nozzle 1, and achieve precise alignment of the gas nozzle 1 and the injection pipe. Wherein, the diameter of the third bevel gear 72 is larger than that of the fourth bevel gear 73, the input rotation speed is reduced, and the precision of the turning angle is improved.
The gas nozzle 1 comprises a nozzle seat sleeve and a nozzle seat, the nozzle is arranged on the end face of the nozzle seat, the nozzle seat sleeve is in threaded connection with the nozzle seat, the extending length of the nozzle seat relative to the nozzle seat sleeve can be adjusted, the distance from the nozzle to the throat of the injection pipe can be correspondingly adjusted, and the injection effect can be further improved.
In other alternative embodiments, the first motor 31, the second motor 41 and the third motor 71 may be omitted, and then the adjustment of the gas nozzle 1 is achieved manually.
The driving device can also integrate a feedback control system, and in the use process, the feedback control system automatically recognizes and calculates deviation values in different directions and controls different motors according to the deviation values, so that the gas nozzle can automatically focus to the central axis of the injection pipe.
The embodiment also discloses a gas stove, which comprises an injection pipe and the driving device, wherein the gas nozzle 1 on the driving device faces to the inlet of the injection pipe. The gas stove can adjust the displacement and the angle of the gas nozzle 1 relative to the injection pipe through the driving device, realizes the accurate alignment of the gas nozzle 1 and the injection pipe, and improves the injection performance of the injection pipe and the combustion stability of the burner.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.
Claims (10)
1. The utility model provides a drive arrangement, its is used for driving gas nozzle, gas nozzle installs on the nozzle holder support, its characterized in that, drive arrangement includes horizontal movement module, vertical movement module and support frame, install on the horizontal movement module nozzle holder support, the horizontal movement module is used for the drive nozzle holder support moves along first direction in the horizontal plane, the horizontal movement module install in the support frame, vertical movement module is used for the drive the support frame moves along vertical direction, in order to drive gas nozzle moves along vertical direction.
2. The drive of claim 1, wherein the horizontal movement module comprises a first motor and a horizontal drive shaft, the horizontal drive shaft extends along the first direction, the horizontal drive shaft is in threaded connection with the nozzle holder bracket, the horizontal drive shaft is further connected with the support frame, and an output shaft of the first motor is in shaft connection with the horizontal drive shaft.
3. The driving device according to claim 2, wherein the vertical movement module comprises a second motor, a guide rod, a vertical transmission shaft and a reduction gear transmission assembly, the guide rod and the vertical transmission shaft are arranged along the vertical direction, one end of the support frame is sleeved on the guide rod, the other end of the support frame is in threaded connection with the vertical transmission shaft, and the vertical transmission shaft is connected with the second motor through the reduction gear transmission assembly.
4. A drive arrangement as claimed in claim 3, wherein the reduction gear transmission assembly comprises a first stage reduction unit and a second stage reduction unit, the two ends of the first stage reduction unit being connected to the vertical drive shaft and the second stage reduction unit respectively, the two ends of the second stage reduction unit being connected to the first stage reduction unit and the second motor respectively.
5. The driving apparatus as claimed in claim 4, wherein the first-stage reduction unit includes a first bevel gear installed to the vertical transmission shaft and a second bevel gear engaged with the first bevel gear, a rotation shaft of the second bevel gear being connected to the second motor through the second-stage reduction unit;
wherein the diameter of the first bevel gear is larger than the diameter of the second bevel gear.
6. The drive device according to claim 5, wherein the second-stage reduction unit includes a first spur gear whose rotation shaft is journaled to the rotation shaft of the second bevel gear, and a second spur gear meshed with the first spur gear, the rotation shaft of the second spur gear being connected to the output shaft of the second motor;
wherein the diameter of the first spur gear is larger than the diameter of the second spur gear.
7. The drive of claim 6, further comprising a base, wherein the vertical drive shaft, the guide bar, the first bevel gear, the second bevel gear, the first spur gear, and the second spur gear are all mounted to the base.
8. The drive of any one of claims 1-7, further comprising a rotation module mounted between the gas nozzle and the nozzle holder support for driving rotation of the gas nozzle about a horizontally disposed pivot axis.
9. The drive of claim 8, wherein the rotation module comprises a third motor, a third bevel gear, and a fourth bevel gear,
the outer peripheral surface of the gas nozzle is connected with the pivot shaft, the pivot shaft is rotatably connected with the nozzle seat bracket, the third bevel gear shaft is connected with the pivot shaft, the fourth bevel gear is meshed with the third bevel gear, and the fourth bevel gear shaft is connected with an output shaft of the third motor;
wherein the diameter of the third bevel gear is larger than the diameter of the fourth bevel gear.
10. A gas range comprising an ejector tube and a drive arrangement as claimed in any one of claims 1 to 9, a gas nozzle on the drive arrangement being directed towards the inlet of the ejector tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320995595.3U CN219656129U (en) | 2023-04-26 | 2023-04-26 | Driving device and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320995595.3U CN219656129U (en) | 2023-04-26 | 2023-04-26 | Driving device and gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219656129U true CN219656129U (en) | 2023-09-08 |
Family
ID=87881100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320995595.3U Active CN219656129U (en) | 2023-04-26 | 2023-04-26 | Driving device and gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219656129U (en) |
-
2023
- 2023-04-26 CN CN202320995595.3U patent/CN219656129U/en active Active
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