CN214617928U - Magnetic locking meter front gate valve - Google Patents
Magnetic locking meter front gate valve Download PDFInfo
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- CN214617928U CN214617928U CN202121080198.0U CN202121080198U CN214617928U CN 214617928 U CN214617928 U CN 214617928U CN 202121080198 U CN202121080198 U CN 202121080198U CN 214617928 U CN214617928 U CN 214617928U
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- pipe joint
- water outlet
- outlet pipe
- gate valve
- extension pipe
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Abstract
The utility model provides a gate valve before magnetic locking table belongs to the valve and makes technical field. The gate valve solves the problem that the sealing of the existing gate valve in front of the meter is affected by the elastic force of the pipeline seal, and the sealing is not tight due to the damage of the elastic force of the pipeline seal when the gate valve is used for a long time. The magnetic locking meter front gate valve comprises a valve body, wherein a valve core is arranged on the valve body, the valve core controls the valve body to be opened or closed, an extension pipe joint for meter front telescopic assembly is arranged on a water outlet pipe joint, and a sealing adjusting device which can enable the extension pipe joint to be axially adjusted on the water outlet pipe joint and enables the extension pipe joint and the water outlet pipe joint to be in sealing fit is arranged between the extension pipe joint and the water outlet pipe joint. The utility model discloses a structure sets up rationally, simple, and is sealed effectual, can lean on the department to elastic sealing element's sealed support to adjust at any time, adjusts convenient to use, and structural stability is high, long service life.
Description
Technical Field
The utility model belongs to the technical field of the valve is made, a gate valve before magnetism locking table is related to.
Background
With the development of modern industry and urbanization, the water supply and distribution pipelines of long-distance multi-working-condition water supply and drainage projects are increasingly applied. The telescopic gate valve has the effect of half-doubling the work for the installation of pipeline system engineering and the maintenance of old pipelines.
For example, chinese patent literature discloses a large-deflection telescopic gate valve [ application number: 201821405006.7, respectively; authorization notice number: CN208764523U ], which comprises a gate valve body, a ball seat cover and an extension tube, wherein the gate valve body comprises an integrated valve gate and a valve body ball, the valve body ball and the ball seat cover are fixed together by bolts to form a spherical inner cavity, the extension tube is sleeved in the spherical inner cavity, and a rotating body capable of cooperating with the extension tube to rotate to realize angle compensation is arranged in a space between the arc inner surface of the spherical inner cavity and the outer surface of the extension tube.
In the structure, the telescopic pipe is arranged in the rotating body in a penetrating mode and is adjusted in axial displacement relative to the rotating body, the telescopic pipe and the rotating body are sealed through the pipeline, the sealing stress is the elastic force from the pipeline seal, and when the telescopic pipe is used for a long time, the sealing is not tight due to the fact that the elastic force of the pipeline seal is damaged, the sealing effect is poor, and the service life is short.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, provide a simple structure, sealed effect is better, and axial displacement adjusts the convenience, stable in structure's magnetic locking table front gate valve.
The purpose of the utility model can be realized by the following technical proposal: a magnetic locking meter front gate valve comprises a valve body with a water inlet pipe joint and a water outlet pipe joint, wherein a valve core is arranged on the valve body and controls the opening or closing of the water inlet pipe joint and the water outlet pipe joint of the valve body; the sealing adjusting device comprises an adjusting loop, the adjusting loop is coaxially and movably sleeved on the extension pipe connector and movably connected to the water outlet pipe connector, an elastic sealing element is arranged between the adjusting loop and the water outlet pipe connector, and after the extension pipe connector is axially adjusted on the water outlet pipe connector, the adjusting loop is driven by external force to axially displace at the water outlet pipe connector so that the elastic sealing element deforms and is sealed between the extension pipe connector, the adjusting loop and the water outlet pipe connector.
External force acts on and adjusts the loop, adjusts the loop and can drive elastic sealing element and take place deformation, and elastic sealing element's deformation volume supports the volume for the sealed of the sealed effect between the three that extension coupling, regulation loop and outlet pipe connect to lean on, when discovering elastic sealing element appearance sealed not tight condition, can carry out rotary drive to adjusting the loop, causes elastic sealing element to take place sealed deformation, convenient to use.
In the magnetic locking meter front gate valve, the elastic sealing element is an elastic rubber ring, the outer end of the adjusting loop is provided with a reducing head, the elastic sealing element is movably sleeved on the extension pipe connector, and the elastic sealing element is axially abutted and matched with the water outlet pipe connector and the reducing head. The elastic sealing element is sleeved on the extension pipe joint and movably matched with the extension pipe joint, so that the elastic sealing element and the extension pipe joint can make the axial displacement relative to each other, and the extension pipe joint can make the axial displacement on the water outlet pipe joint adjusted conveniently.
In the magnetic locking meter front gate valve, the end face of the elastic sealing element matched and abutted with the end face of the water outlet pipe joint is a first conical face obliquely arranged from inside to outside, the end face of the water outlet pipe joint is a second conical face obliquely arranged from inside to outside, and the first conical face and the second conical face are relatively obliquely abutted and engaged. The purpose of this is: make elastic sealing element support the axial of adjusting the loop and lean on the terminal surface that can carry out better sealed with outlet pipe joint under the displacement, adjust the axial of loop and lean on tighter, this elastic sealing element and outlet pipe joint leakproofness are better, and structural stability is high.
In the magnetic locking meter front gate valve, the end face of the elastic sealing element matched and abutted with the reducing head is a first axial flat face, the inner end face of the reducing head is a second axial flat face, and the first axial flat face and the second axial flat face are oppositely and axially abutted and matched. The purpose of this setting is that when making the reducing head abut with elastic sealing member, have better axial and abut the effort and cause elastic sealing member axial displacement for abutting on the sealing, structural stability is high.
In the magnetic locking meter front gate valve, the inner wall of the adjusting loop is provided with an internal thread, the outer wall of the water outlet pipe joint is provided with an external thread, and the internal thread of the adjusting loop is in threaded connection and matching with the external thread of the water outlet pipe joint. The purpose of this is: the movable connection of the loop and the water outlet pipe joint is conveniently adjusted, the loop is conveniently driven by external force to adjust the axial displacement of the loop at the water outlet pipe joint, and the use is convenient.
In the magnetic lock meter front gate valve, the free end of the extension pipe joint is also movably provided with a loose joint sleeve for connection, and the free end of the extension pipe joint in the loose joint sleeve is provided with an elastic sealing element. The purpose of setting so is that the free end that makes things convenient for extension coupling is used for being connected with the pipeline, convenient to use.
In the magnetic locking meter front gate valve, the extension pipe joint is further spirally connected with two auxiliary assembling sets, one of the two auxiliary assembling sets is used for being abutted against and matched with the axial direction of the adjusting movable sleeve, and the other auxiliary assembling set is used for being abutted against and matched with the axial direction of the movable sleeve. The purpose of the arrangement is to ensure the stability of the connection of the adjusting loop and the loose joint sleeve, and the structure has high stability and long service life; during actual manufacturing, the rubber layers are fixed at the two ends of the auxiliary assembly in a vulcanization mode.
Compared with the prior art, the magnetic locking meter front gate valve has the advantages that: the structure sets up rationally, simple, and is sealed effectual, can support to the sealed department of leaning on of elastic sealing element and adjust at any time, adjusts convenient to use, and structural stability is high, long service life.
Drawings
Fig. 1 is a schematic perspective view of the magnetic lock meter front gate valve.
Fig. 2 is a schematic sectional structure view of the magnetic lock meter front gate valve.
In the figure, 1, a water inlet pipe joint; 2. a water outlet pipe joint; 3. a valve body; 4. a valve core; 5. an extension pipe joint; 6. adjusting the loop; 7. an elastomeric seal; 8. reducing the diameter of the head; 9. a movable connecting sleeve; 10. and (5) auxiliary assembly.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the magnetic locking meter front gate valve mainly comprises a valve body 3, wherein the valve body 3 is provided with a water inlet pipe connector 1 and a water outlet pipe connector 2, the valve body 3 is provided with a valve core 4, the valve core 4 controls the opening or closing of the water inlet pipe connector 1 and the water outlet pipe connector 2 of the valve body 3, the water outlet pipe connector 2 is provided with an extension pipe connector 5 for meter front telescopic assembly, and a sealing adjusting device which can enable the extension pipe connector 5 to be axially adjusted on the water outlet pipe connector 2 and enables the extension pipe connector 5 and the water outlet pipe connector 2 to be in sealing fit is arranged between the extension pipe connector 5 and the water outlet pipe connector 2; in practical use, the seal adjusting device is implemented in a specific mode as follows: mainly constitute by adjusting loop 6, adjust loop 6 and locate extension coupling 5 with the axial movable sleeve on, and swing joint on outlet pipe connects 2, should adjust loop 6 and outlet pipe connects 2 swing joint's concrete structure does: the inner wall of the adjusting loop 6 is provided with an internal thread, the outer wall of the water outlet pipe joint 2 is provided with an external thread, and the internal thread of the adjusting loop 6 is in screw connection and matching with the external thread of the water outlet pipe joint 2.
An elastic sealing element 7 is arranged between the adjusting movable sleeve 6 and the water outlet pipe joint 2, and after the extension pipe joint 5 is axially adjusted on the water outlet pipe joint 2, the adjusting movable sleeve 6 is driven by external force to axially displace on the water outlet pipe joint 2 so that the elastic sealing element 7 is deformed and sealed to act among the extension pipe joint 5, the adjusting movable sleeve 6 and the water outlet pipe joint 2; in practical application, the elastic sealing element 7 is an elastic rubber ring, the outer end of the adjusting loop 6 is provided with a reducing head 8, the elastic sealing element 7 is movably sleeved on the extension pipe joint 5, and the elastic sealing element 7 is axially abutted and matched with the water outlet pipe joint 2 and the reducing head 8; specifically, the method comprises the following steps: the end face of the elastic sealing element 7 matched and abutted with the end face of the water outlet pipe joint 2 is a first conical surface obliquely arranged from inside to outside, the end face of the water outlet pipe joint 2 is a second conical surface obliquely arranged from inside to outside, and the first conical surface and the second conical surface are oppositely obliquely abutted and engaged; the end face of the elastic sealing element 7 matched and abutted with the reducing head 8 is a first axial flat face, the inner end face of the reducing head 8 is a second axial flat face, and the first axial flat face and the second axial flat face are abutted and matched in an axial direction relatively.
During actual manufacturing, the free end of the extension pipe joint 5 is also movably provided with a loose joint 9 for connection, and the end part of the free end of the extension pipe joint 5 in the loose joint 9 is provided with an elastic sealing element; in practical application, two auxiliary assembly sets 10 are further screwed on the extension pipe joint 5, wherein one auxiliary assembly set 10 is used for being in axial abutting fit with the adjusting loop 6, and the other auxiliary assembly set 10 is used for being in axial abutting fit with the loop 9.
Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. A magnetic locking meter front gate valve comprises a valve body (3) with a water inlet pipe joint (1) and a water outlet pipe joint (2), wherein a valve core (4) is arranged on the valve body (3), and the valve core (4) controls the opening or closing of the water inlet pipe joint (1) and the water outlet pipe joint (2) of the valve body (3), and is characterized in that an extension pipe joint (5) for meter front telescopic assembly is arranged on the water outlet pipe joint (2), and a sealing adjusting device which can enable the extension pipe joint (5) to be axially adjusted on the water outlet pipe joint (2) and enables the extension pipe joint (5) and the water outlet pipe joint (2) to be in sealing fit is arranged between the extension pipe joint (5) and the water outlet pipe joint (2); the sealing adjusting device comprises an adjusting loop (6), the adjusting loop (6) is coaxially sleeved on the extension pipe joint (5) and movably connected to the water outlet pipe joint (2), an elastic sealing element (7) is arranged between the adjusting loop (6) and the water outlet pipe joint (2), and after the extension pipe joint (5) is axially adjusted on the water outlet pipe joint (2), the adjusting loop (6) is driven by external force to axially displace at the water outlet pipe joint (2) to enable the elastic sealing element (7) to be deformed and sealed to act between the extension pipe joint (5), the adjusting loop (6) and the water outlet pipe joint (2).
2. The magnetic locking meter front gate valve according to claim 1, characterized in that the elastic sealing element (7) is an elastic rubber ring, the outer end of the adjusting loop (6) is provided with a reducing head (8), the elastic sealing element (7) is movably sleeved on the extension pipe joint (5), and the elastic sealing element (7) is axially abutted and matched with the water outlet pipe joint (2) and the reducing head (8).
3. The magnetic locking meter front gate valve according to claim 2, characterized in that the end surface of the elastic sealing member (7) which is matched and abutted with the end surface of the water outlet pipe joint (2) is a first conical surface which is obliquely arranged from inside to outside, the end surface of the water outlet pipe joint (2) is a second conical surface which is obliquely arranged from inside to outside, and the first conical surface and the second conical surface are oppositely obliquely abutted and engaged.
4. The magnetic locking meter front gate valve according to claim 3, characterized in that the end face of the elastic sealing member (7) which is engaged and abutted with the reducing head portion (8) is a first axial flat face, the inner end face of the reducing head portion (8) is a second axial flat face, and the first axial flat face and the second axial flat face are engaged and abutted with each other in the axial direction.
5. The magnetic locking meter front gate valve according to claim 1, characterized in that the inner wall of the adjusting loop (6) is provided with an internal thread, the outer wall of the water outlet pipe joint (2) is provided with an external thread, and the internal thread of the adjusting loop (6) is in screw connection with the external thread of the water outlet pipe joint (2).
6. A magnetic locking meter front gate valve according to claim 1, characterized in that the free end of the extension pipe joint (5) is provided with a movable joint sleeve (9) for connection, and the free end of the extension pipe joint (5) in the movable joint sleeve (9) is provided with an elastic sealing member.
7. A magnetic locking meter front gate valve according to claim 6, characterized in that two auxiliary fitting sets (10) are further screwed on the extension pipe joint (5), wherein one auxiliary fitting set (10) is used for axial abutting engagement with the adjusting looper (6), and the other auxiliary fitting set (10) is used for axial abutting engagement with the looper (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121080198.0U CN214617928U (en) | 2021-05-20 | 2021-05-20 | Magnetic locking meter front gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121080198.0U CN214617928U (en) | 2021-05-20 | 2021-05-20 | Magnetic locking meter front gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214617928U true CN214617928U (en) | 2021-11-05 |
Family
ID=78408169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121080198.0U Active CN214617928U (en) | 2021-05-20 | 2021-05-20 | Magnetic locking meter front gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214617928U (en) |
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2021
- 2021-05-20 CN CN202121080198.0U patent/CN214617928U/en active Active
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