CN217977373U - Built-in position conduction sealing device - Google Patents
Built-in position conduction sealing device Download PDFInfo
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- CN217977373U CN217977373U CN202221698651.9U CN202221698651U CN217977373U CN 217977373 U CN217977373 U CN 217977373U CN 202221698651 U CN202221698651 U CN 202221698651U CN 217977373 U CN217977373 U CN 217977373U
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- sliding rod
- sealing
- ring structure
- solenoid valve
- mounting seat
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Abstract
The utility model discloses a concealed position conduction sealing device, including removing subassembly, fixed subassembly and seal assembly, fixed subassembly includes mount pad and seal cover, the mount pad be equipped with installation cavity portion and place in the seal cover installation cavity portion, the one end of mount pad is passed through external screw thread structure and is installed in the solenoid valve. The utility model discloses a built-in position conduction sealing device, it is installed in the solenoid valve and with signal transmission to signal output device when the solenoid valve switches on and turn-offs to make and transmit the true operating condition of solenoid valve to the host computer, and then judge whether normal when the executive signal that the solenoid valve issued at the execution host computer, it has advantages such as simple to use, power conduction is ingenious, stable in structure and leakproofness are good.
Description
Technical Field
The utility model belongs to the technical field of solenoid valve position monitoring, concretely relates to built-in position conduction sealing device.
Background
Valve equipment such as an electromagnetic valve, an electric valve, a pneumatic control valve and the like are applied to various fields, for example, the gas electromagnetic valve is also called a gas emergency cut-off valve, is suitable for two-position on-off switching of various gas such as urban gas, liquefied petroleum gas, natural gas and the like serving as heating combustion medium pipelines, and is widely applied to gas heat setting in textile industry and printing industry, kiln heating in glass and bulb industry and gas heating automatic control systems in other industries.
The valve equipment is switched on and switched off through signals given by the upper computer, but the existing valve equipment cannot really judge whether the existing valve equipment normally executes signal actions in the working process, namely, whether the existing valve equipment is really switched on or switched off cannot be judged, and the failure of the valve equipment cannot be obtained between the first time, so that certain potential safety hazards exist.
Therefore, the above problems are further improved.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide a concealed position conduction sealing device, it is installed in the solenoid valve and switches on and off signal transmission to signal output device when solenoid valve (the kind of valve equipment, as the example) to make with the real operating condition transmission of solenoid valve to the host computer, and then judge whether normal when the executive signal that the solenoid valve was issued at the execution host computer, it has advantages such as simple to use, the power conduction is ingenious, stable in structure and leakproofness are good.
To achieve the above object, the present invention provides a concealed position conduction sealing device, which is installed in a valve device and used for monitoring a switch of the valve device, comprising a moving assembly, a fixing assembly and a sealing assembly, wherein:
the fixing assembly comprises a mounting seat and a sealing sleeve, the mounting seat is provided with a mounting cavity part, the sealing sleeve is arranged in the mounting cavity part, and one end of the mounting seat is mounted on the electromagnetic valve through an external thread structure;
the movable assembly comprises a sliding rod, a first pressure spring (arranged in an installation cavity part) and a positioning sleeve (arranged in the installation cavity part), the sliding rod penetrates through the installation seat, one end, close to the external thread structure of the installation seat, of the sliding rod is arranged in the electromagnetic valve, the first pressure spring is sleeved on the sliding rod (one end, far away from the external thread structure of the installation seat), the positioning sleeve is sleeved on the sliding rod, and the positioning sleeve surrounds the first pressure spring;
the sealing assembly comprises a rubber film, the rubber film is arranged in the mounting cavity part and sleeved on the sliding rod, the rubber film comprises an outer ring structure and an inner ring structure, and a sealing groove part is formed between the outer ring structure and the inner ring structure.
As a further preferable technical solution of the above technical solution, the outer ring structure is mounted at the upper end of the mounting cavity portion and the upper end of the seal sleeve abuts against the outer ring structure, and the inner ring structure is sleeved on the slide bar.
As a further preferable technical solution of the above technical solution, the fixing assembly further includes a gasket and a retainer ring, wherein:
the gasket and the check ring are both arranged at the lower end of the mounting cavity part, the lower end of the first pressure spring and the lower end of the sealing sleeve are both abutted against the gasket, and the check ring is arranged at one end, far away from the first pressure spring, of the gasket.
As a further preferable technical solution of the above technical solution, one end of the slide bar close to the solenoid valve is provided with a second external thread structure.
As a further preferable technical solution of the above technical solution, the sealing assembly further includes a first mounting ring and a second mounting ring, the first mounting ring and the second mounting ring are both sleeved on the mounting seat, and the first mounting ring is located above the second mounting ring.
Drawings
Fig. 1 is a schematic structural view of a built-in position conduction sealing device of the present invention.
Fig. 2 is a sectional view taken along the AA direction of fig. 1.
Fig. 3 is a schematic structural view of the built-in position conduction sealing device of the present invention (with the mounting seat and the sealing sleeve hidden).
Fig. 4 is an installation diagram of the built-in position conduction sealing device of the present invention.
Fig. 5 is a sectional view taken along the AA direction of fig. 4.
Fig. 6 is an installation diagram of the built-in position conduction sealing device of the present invention.
The reference numerals include: 1. an electromagnetic valve; 2. a signal output device; 100. a moving assembly; 110. a slide bar; 111. a second external thread formation; 120. a first pressure spring; 130. a positioning sleeve; 200. a fixing component; 210. a mounting seat; 211. a mounting chamber part; 212. an external thread structure; 220. sealing sleeves; 230. a gasket; 240. a retainer ring; 300. a seal assembly; 310. a rubber film; 311. an outer ring structure; 312. an inner ring structure; 313. sealing the groove part; 320. a first mounting ring; 330. and a second mounting ring.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
The utility model discloses an interior concealed position conduction sealing device combines preferred embodiment below, further describes utility model's concrete embodiment.
In the embodiment of the present invention, those skilled in the art will note that the solenoid valve and the upper computer of the present invention can be regarded as the prior art.
Preferred embodiments.
The utility model discloses a built-in position conduction sealing device installs in solenoid valve 1 and is used for monitoring solenoid valve 1's switch (switching on and turn-off), including removing subassembly 100, fixed subassembly 200 and seal assembly 300, wherein:
the fixing assembly 200 comprises a mounting seat 210 and a sealing sleeve 220, wherein the mounting seat 210 is provided with a mounting cavity part 211, the sealing sleeve 220 is arranged in the mounting cavity part 211, and one end of the mounting seat 210 is mounted on the solenoid valve 1 through an external thread structure 212;
the moving assembly 100 comprises a sliding rod 110, a first compression spring 120 (arranged in an installation cavity part) and a positioning sleeve 130 (arranged in the installation cavity part), the sliding rod 110 penetrates through the installation seat 210, one end, close to an external thread structure 212 of the installation seat 210, of the sliding rod 110 is arranged in the electromagnetic valve 1, the first compression spring 120 is sleeved on the sliding rod 110 (one end, far away from the external thread structure of the installation seat), the positioning sleeve 130 is sleeved on the sliding rod 110, and the positioning sleeve 130 surrounds the first compression spring 120;
the sealing assembly 300 includes a rubber film 310 disposed in the mounting cavity 211, and the rubber film 310 is sleeved on the sliding rod 110, the rubber film 310 includes an outer ring structure 311 and an inner ring structure 312, and a sealing groove 313 is formed between the outer ring structure 311 and the inner ring structure 312.
Specifically, the outer ring structure 311 is mounted at the upper end of the mounting cavity 211, the upper end of the sealing sleeve 220 abuts against the outer ring structure 311, and the inner ring structure 312 is sleeved on the sliding rod 110.
More specifically, the fixing assembly 200 further includes a gasket 230 and a retainer ring 240, wherein:
the gasket 230 and the retainer ring 240 are both mounted at the lower end of the mounting cavity portion 211, the lower end of the first compression spring 120 and the lower end of the sealing sleeve 220 are both abutted against the gasket 230, and the retainer ring 240 is mounted at one end of the gasket 230 far away from the first compression spring 120.
Furthermore, the end of the sliding rod 110 close to the solenoid valve 1 is provided with a second external thread structure 111 (a connecting rod of a certain length can be added to adapt to the distance from the sliding rod to the valve of the solenoid valve, thereby adapting to the solenoid valve with different specifications).
Preferably, the sealing assembly 300 further includes a first mounting ring 320 and a second mounting ring 330, the first mounting ring 320 and the second mounting ring 330 are sleeved on the mounting seat 210, and the first mounting ring 320 is located above the second mounting ring 330.
The principle of the utility model is that:
when the electromagnetic valve does not receive a turn-on signal of the upper computer (namely, a turn-off signal is received), the electromagnetic valve is not electrified at the moment, so that a movable iron core of the electromagnetic valve does not move upwards, the valve is not opened (the related working principle of the electromagnetic valve can refer to the invention patent with the publication number of CN 111075984B), the valve presses the sliding rod, the sliding rod slides downwards relative to the mounting seat, the first pressure spring is pressed downwards, then a signal output device arranged below the sliding rod receives the downward force of the sliding rod (comprising a microswitch, a circuit board and a wiring terminal, the microswitch and the wiring terminal are both arranged on the circuit board, the switch of the microswitch is pressed downwards by the downward movement of the sliding rod, so that a turn-off signal is output at the wiring terminal, the turn-off signal is output and can be transmitted to the upper computer, the upper computer judges whether the received turn-off signal is consistent with the turn-off signal of the electromagnetic valve at the moment, if the consistent state is the electromagnetic valve is normal without a fault, and the turn-off state is not performed;
as shown in fig. 4, 5 and 6, when the electromagnetic valve receives a conduction signal of an upper computer, the electromagnetic valve is powered on at the moment, so that a movable iron core of the electromagnetic valve moves upwards, the valve moves upwards to be opened, the valve cannot press the sliding rod, the sliding rod slides upwards due to the reset force of the first pressure spring, and a signal output device installed below the sliding rod does not receive the downward force of the sliding rod (the upward movement of the sliding rod can release a switch of a micro switch, so that a conduction signal is output at a connection terminal), and then a conduction signal is output and can be transmitted to the upper computer, so that the upper computer judges whether the received conduction signal is consistent with the conduction signal of the electromagnetic valve at the moment, if so, the electromagnetic valve is normal and is in a conduction state, and if not, the electromagnetic valve generates a fault, and the conduction action is not executed;
for the sealing assembly, as the sliding rod needs to slide, a certain gap is formed, so that fuel gas can enter the mounting seat through the sliding and contact end of the mounting seat, if the mounting seat is not sealed, the fuel gas can enter from the upper end of the mounting seat, the lower end of the mounting seat is output, leakage is caused, for the rubber membrane, the fuel gas can enter the sealing groove part when entering the mounting seat, as the outer ring structure and the inner ring structure both block the fuel gas (the outer ring structure is subjected to upward force of the sealing sleeve, so that the outer ring structure is supported above the mounting cavity part, the sealing sleeve is subjected to upward force of the gasket and the check ring, the sealing assembly is arranged when the mounting seat is mounted, the inner ring structure is sleeved on the sliding rod to further form blocking, the sealing assembly cannot enter the mounting cavity part to further perform sealing, the first mounting ring is mounted at the external thread structure of the mounting seat and used for fastening and sealing when the mounting seat is connected with the electromagnetic valve, and the second mounting ring is used for fastening and sealing when the mounting seat is connected with the signal output device;
to the position sleeve, prevent rubber membrane and spring friction on the one hand, thereby cause spare part damage, influence life, on the other hand makes the slide bar have spacingly, can not cross the head down, because the slide bar is at the in-process that slides down, the position sleeve that is move down, can't continue downwards when the gasket is touch to the lower extreme of position sleeve, thereby restrict the unable downstream of slide bar in reverse, so that the distance that the slide bar slided down is the distance of position sleeve to gasket, the distance that the restriction gliding, can give signal output device one can, if do not have spacing can cause certain damage to signal output device.
It is worth mentioning that the utility model is suitable for a valve equipment such as solenoid valve, motorised valve, pneumatic control valve.
It is worth mentioning that the technical features such as the solenoid valve and the host computer that the patent application relates to should be regarded as prior art, and the concrete structure, the theory of operation and the control mode that may involve, the spatial arrangement mode of these technical features adopt the conventional selection in this field can, should not be regarded as the invention point of the utility model patent is in, the utility model patent does not further specifically expand the detailed description.
It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments, or some features of the invention may be substituted or omitted, and any modification, substitution, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. A concealed position conduction sealing device mounted to a valve apparatus and used for monitoring a switch of the valve apparatus, comprising a moving assembly, a fixed assembly and a sealing assembly, wherein:
the fixing assembly comprises a mounting seat and a sealing sleeve, the mounting seat is provided with a mounting cavity part, the sealing sleeve is arranged in the mounting cavity part, and one end of the mounting seat is mounted on the electromagnetic valve through an external thread structure;
the moving assembly comprises a sliding rod, a first pressure spring and a positioning sleeve, the sliding rod penetrates through the mounting seat, one end, close to the external thread structure of the mounting seat, of the sliding rod is arranged in the electromagnetic valve, the first pressure spring is sleeved on the sliding rod, the positioning sleeve is sleeved on the sliding rod, and the positioning sleeve surrounds the first pressure spring;
the sealing assembly comprises a rubber film, the rubber film is arranged in the mounting cavity part and sleeved on the sliding rod, the rubber film comprises an outer ring structure and an inner ring structure, and a sealing groove part is formed between the outer ring structure and the inner ring structure.
2. The concealed position conduction sealing device according to claim 1, wherein said outer ring structure is mounted at the upper end of said mounting cavity portion and the upper end of said sealing sleeve abuts against said outer ring structure, and said inner ring structure is sleeved on said sliding rod.
3. The concealed positional conduction seal according to claim 2, wherein said stationary assembly further comprises a gasket and a retainer ring, wherein:
the gasket and the check ring are both arranged at the lower end of the mounting cavity part, the lower end of the first pressure spring and the lower end of the sealing sleeve are both abutted against the gasket, and the check ring is arranged at one end, far away from the first pressure spring, of the gasket.
4. The concealed positional conduction sealing device according to claim 3, wherein said slide bar has a second external thread structure at an end thereof adjacent to the solenoid valve.
5. The concealed positional conduction seal according to claim 4, wherein said seal assembly further comprises a first collar and a second collar, said first collar and said second collar each received over said mount and said first collar being positioned above said second collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221698651.9U CN217977373U (en) | 2022-06-30 | 2022-06-30 | Built-in position conduction sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221698651.9U CN217977373U (en) | 2022-06-30 | 2022-06-30 | Built-in position conduction sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217977373U true CN217977373U (en) | 2022-12-06 |
Family
ID=84276146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221698651.9U Active CN217977373U (en) | 2022-06-30 | 2022-06-30 | Built-in position conduction sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217977373U (en) |
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2022
- 2022-06-30 CN CN202221698651.9U patent/CN217977373U/en active Active
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