CN219570876U - Electric regulating butterfly valve - Google Patents
Electric regulating butterfly valve Download PDFInfo
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- CN219570876U CN219570876U CN202320522968.5U CN202320522968U CN219570876U CN 219570876 U CN219570876 U CN 219570876U CN 202320522968 U CN202320522968 U CN 202320522968U CN 219570876 U CN219570876 U CN 219570876U
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- valve rod
- annular sliding
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Abstract
The utility model provides an electric regulating butterfly valve with a simple structure and a valve seat capable of being quickly replaced, which comprises a valve body with a water inlet end and a water outlet end, a connecting flange respectively arranged at the water inlet end and the water outlet end of the valve body, a valve rod rotatably arranged in the valve body, an opening and closing piece connected with the valve rod and used for rotating along with the valve rod, wherein the upper end of the valve rod penetrates out of the valve body, a driving device used for driving the valve rod to rotate is further arranged on the valve body, and a combined valve seat which is used for being matched with the opening and closing piece to enhance sealing performance and can be quickly replaced when damaged is further detachably arranged on the valve body.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an electric regulating butterfly valve.
Background
The butterfly valve is a simple-structure regulating valve, can be used for the on-off control of low-pressure pipeline medium, mainly plays cutting off and throttling actions on the pipeline, and is mainly divided into a center butterfly valve and an eccentric butterfly valve, and the center of a butterfly plate of the center butterfly valve and the center of a valve body are positioned at the same position.
Disclosure of Invention
Therefore, the utility model provides the electric regulating butterfly valve which has a simple structure and can quickly replace the valve seat.
In order to achieve the above object, the present utility model provides an electric butterfly valve, including a valve body having a water inlet end and a water outlet end, a connecting flange respectively disposed at the water inlet end and the water outlet end of the valve body, a valve rod rotatably disposed in the valve body, a start-stop member connected to the valve rod and used for rotating together with the valve rod, the upper end of the valve rod penetrates out of the valve body, a driving device for driving the valve rod to rotate is further disposed on the valve body, a combined valve seat for enhancing sealing performance and capable of being quickly replaced when damaged is also detachably disposed on the valve body, the combined valve seat includes: the valve comprises two annular sliding blocks which are matched with the inner wall of the valve body in size and are symmetrically arranged, an opening which is arranged on the annular sliding blocks and is used for avoiding resisting with the valve rod, and an elastic sealing layer which is arranged on the inner side of the annular sliding blocks and is matched with the opening and closing piece to enhance sealing, wherein an elastic extension part is arranged at the mutually resisting position of the annular sliding blocks and is used for enhancing the connection sealing performance; avoid the medium to leak from the junction, still be provided with the fixing device who is used for preventing annular slider back-and-forth slip between annular slider and the valve body, fixing device includes: the annular slide block is arranged on the annular slide block and is used for being clamped with the annular groove; the annular sliding block is prevented from sliding forwards and being resisted with a flange of the external pipeline after being connected with the external pipeline; the annular sliding block is prevented from sliding backwards to be clamped with the annular table.
The further improvement is that: the elastic sealing layer extends to one side of the clamping ring table, which is not propped against the ring groove, so as to enhance the connection tightness.
The further improvement is that: and a clamping guide device for preventing the annular sliding block from rotating circumferentially is further arranged between the annular sliding block and the valve body.
The further improvement is that: the engagement guide device includes: the guide grooves are formed in the inner wall of the valve body, and the guide bars are arranged on the annular sliding block and matched with the guide grooves.
The further improvement is that: the elastic sealing layer is a rubber layer or a polytetrafluoroethylene layer.
The further improvement is that: the driving device includes: the worm gear is arranged on the valve rod and is positioned at one end of the outer side of the valve body, the worm which is rotatably arranged on the valve body through the rotating device and used for driving the worm gear to rotate, and the protective shell which is arranged on the valve body and used for protecting the valve rod, the worm gear, the worm and the rotating device from being damaged.
The further improvement is that: the rotating device includes: the gear motor is arranged in the protective shell, and a worm is connected with a rotating rod of the gear motor.
The utility model has the advantages and beneficial effects that:
the valve seat is simple in structure, a user can quickly detach the damaged valve seat when the tightness is damaged due to the damage of the valve seat, then replace the valve seat which is not damaged, repair can be completed at the first time when the valve is damaged by the user, the working efficiency is improved, and resource waste caused by replacement of the valve body due to the damage of the valve seat is avoided.
Drawings
FIG. 1 is a schematic diagram of a front view of an electrically operated butterfly valve according to the present utility model;
FIG. 2 is a schematic diagram of a front view of an electric butterfly valve without a valve seat;
FIG. 3 is a schematic perspective view of an annular slider of an electric butterfly valve;
FIG. 4 is a schematic top cross-sectional view of an electrically operated butterfly valve according to the utility model;
FIG. 5 is an enlarged schematic view of an electric butterfly valve A according to the present utility model;
in the figure: 1. a valve body; 2. a connecting flange; 3. a valve stem; 4. an opening and closing member; 5. an annular slide block; 6. an opening; 7. an elastic sealing layer; 8. a ring groove; 9. a clamping ring table; 10. a guide groove; 11. a conducting bar; 12. a worm wheel; 13. a worm; 14. a protective shell; 15. a speed reducing motor; 16. an elastic extension.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1-5, an electric butterfly valve comprises a valve body 1 with a water inlet end and a water outlet end, a connecting flange 2 respectively arranged at the water inlet end and the water outlet end of the valve body 1, a valve rod 3 rotatably arranged in the valve body 1, an opening and closing member 4 connected with the valve rod 3 and used for rotating along with the valve rod 3, wherein the upper end of the valve rod 3 penetrates out of the valve body 1, a driving device used for driving the valve rod 3 to rotate is further arranged on the valve body 1, and a combined valve seat which is used for being matched with the opening and closing member 4 to enhance tightness and can be quickly replaced when damaged is further detachably arranged on the valve body 1.
To facilitate user disassembly and installation of the valve seat, the combination valve seat includes: the valve comprises two annular sliding blocks 5 which are matched with the inner wall of the valve body 1 in size and symmetrically arranged, an opening 6 which is arranged on the annular sliding blocks 5 and used for avoiding resisting against the valve rod 3, and an elastic sealing layer 7 which is arranged on the inner side of the annular sliding blocks 5 and used for being matched with the opening and closing piece 4 to enhance sealing, wherein an elastic extension part 16 is arranged at the mutually resisting position of the annular sliding blocks 5 of the elastic sealing layer 7 and used for enhancing the connection sealing performance; the leakage of the medium from the joint is avoided, and a fixing device for preventing the annular slide block 5 from sliding back and forth is also arranged between the annular slide block 5 and the valve body 1.
In order to prevent axial movement of the annular slider 5, the fixing means comprise: the annular groove 8 is arranged on the connecting flange 2 and is respectively positioned at the water inlet end and the water outlet end of the valve body 1, and the annular groove 8 is arranged on the annular sliding block 5 and is used for being clamped with the annular groove 8; the annular sliding block is prevented from sliding forwards and being resisted with a flange of the external pipeline after being connected with the external pipeline; the annular sliding block is prevented from sliding backwards to be clamped with the annular table 9.
In order to further enhance the sealing performance, the elastic sealing layer 7 extends to the side of the clamping ring table 9, which is not abutted against the ring groove 8, so as to enhance the connection sealing performance.
In order to prevent annular slider 5 from taking place circumferential direction and rotating and influencing valve use, still be provided with the block guider who is used for preventing annular slider 5 from taking place circumferential direction between annular slider 5 and the valve body 1, the block guider includes: the valve comprises a plurality of guide grooves 10 formed in the inner wall of the valve body 1, and a plurality of guide bars 11 which are arranged on the annular sliding block 5 and matched with the guide grooves 10.
For the convenience of production, the elastic sealing layer 7 is a rubber layer or a polytetrafluoroethylene layer, and the elastic extension portion 16 and the elastic sealing layer 7 are made of the same material.
In order to facilitate driving the valve rod 3 to rotate so as to drive the opening and closing member 4 to rotate, the valve is controlled to be opened and closed, and the driving device comprises: the worm wheel 12 arranged on the valve rod 3 and positioned on one end of the outer side of the valve body 1, the worm 13 rotatably arranged on the valve body 1 and used for driving the worm wheel 12 to rotate, and the protective shell 14 arranged on the valve body 1 and used for protecting the valve rod 3, the worm wheel 12, the worm 13 and the rotating device from being damaged, wherein the rotating device comprises: the gear motor 15 is arranged in the protective shell 14, and a worm 13 is connected with a rotating rod of the gear motor 15.
Working principle: during installation, the annular sliding block 5 is inserted into the valve body 1 along the guide groove 10 until the clamping ring table 9 resists against the annular groove 8, one water inlet end of the valve body 1 is positioned at the water outlet end of the valve body 1, then the valve is installed on a pipeline through the connecting flange 2, at the moment, one end of the clamping ring table 9 of the annular sliding block 5 resists against the annular groove 8 to limit forward movement, and the other end resists against the flange of an external pipeline to limit backward movement, so that the installation of the combined valve seat can be completed;
when the valve is in use, the gear motor 15 is started to drive the worm 13 to rotate, so as to drive the worm wheel 12 to rotate, further drive the valve rod 3 connected with the worm wheel 12 to rotate, and finally drive the opening and closing piece 4 to rotate, thereby realizing the control of opening and closing the valve;
when the combined valve seat is damaged, the valve is firstly removed, at the moment, the annular slide block 5 loses the resistance of the external pipeline flange, a user can smoothly remove the damaged annular slide block 5, replace the undamaged annular slide block 5, and then reinstall the valve to continue to use, so that the valve is convenient to maintain.
While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an electric control butterfly valve, including the valve body that has inlet end and play water end, set up respectively in inlet end and play water end's of valve body flange, rotatable set up in valve rod in the valve body, connect in the valve rod is used for along with the valve rod pivoted headstock gear, the valve body is worn out to the valve rod upper end, still be provided with on the valve body and be used for driving valve rod pivoted drive arrangement, its characterized in that: the valve body is last still to dismantle and to be provided with and to be used for with opening and close the piece cooperation reinforcing leakproofness and can be when impaired quick replacement's combination disk seat, the combination disk seat includes: the valve comprises two annular sliding blocks which are matched with the inner wall of the valve body in size and are symmetrically arranged, an opening which is arranged on the annular sliding blocks and is used for avoiding resisting with the valve rod, and an elastic sealing layer which is arranged on the inner side of the annular sliding blocks and is matched with the opening and closing piece to enhance sealing, wherein an elastic extension part is arranged at the mutually resisting position of the annular sliding blocks and is used for enhancing the connection sealing performance; avoid the medium to leak from the junction, still be provided with the fixing device who is used for preventing annular slider back-and-forth slip between annular slider and the valve body, fixing device includes: the annular slide block is arranged on the annular slide block and is used for being clamped with the annular groove; the annular sliding block is prevented from sliding forwards and being resisted with a flange of the external pipeline after being connected with the external pipeline; the annular sliding block is prevented from sliding backwards to be clamped with the annular table.
2. An electrically operated butterfly valve according to claim 1, wherein: the elastic sealing layer extends to one side of the clamping ring table, which is not propped against the ring groove, so as to enhance the connection tightness.
3. An electrically operated butterfly valve according to claim 1, wherein: and a clamping guide device for preventing the annular sliding block from rotating circumferentially is further arranged between the annular sliding block and the valve body.
4. An electrically operated butterfly valve according to claim 3, wherein: the engagement guide device includes: the guide grooves are formed in the inner wall of the valve body, and the guide bars are arranged on the annular sliding block and matched with the guide grooves.
5. An electrically operated butterfly valve according to claim 1, wherein: the elastic sealing layer is a rubber layer or a polytetrafluoroethylene layer.
6. An electrically operated butterfly valve according to claim 1, wherein: the driving device includes: the worm gear is arranged on the valve rod and is positioned at one end of the outer side of the valve body, the worm which is rotatably arranged on the valve body through the rotating device and used for driving the worm gear to rotate, and the protective shell which is arranged on the valve body and used for protecting the valve rod, the worm gear, the worm and the rotating device from being damaged.
7. The electrically operated butterfly valve of claim 6, wherein: the rotating device includes: the gear motor is arranged in the protective shell, and a worm is connected with a rotating rod of the gear motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320522968.5U CN219570876U (en) | 2023-03-17 | 2023-03-17 | Electric regulating butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320522968.5U CN219570876U (en) | 2023-03-17 | 2023-03-17 | Electric regulating butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219570876U true CN219570876U (en) | 2023-08-22 |
Family
ID=87652114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320522968.5U Active CN219570876U (en) | 2023-03-17 | 2023-03-17 | Electric regulating butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219570876U (en) |
-
2023
- 2023-03-17 CN CN202320522968.5U patent/CN219570876U/en active Active
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