CN211009999U - High-precision air spring horizontal regulating valve - Google Patents
High-precision air spring horizontal regulating valve Download PDFInfo
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- CN211009999U CN211009999U CN201921493467.9U CN201921493467U CN211009999U CN 211009999 U CN211009999 U CN 211009999U CN 201921493467 U CN201921493467 U CN 201921493467U CN 211009999 U CN211009999 U CN 211009999U
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Abstract
A high-precision air spring horizontal regulating valve is characterized in that a first cavity is arranged in the middle of a valve body, a main valve core is arranged in the first cavity, a valve cover is arranged at the lower end of the valve body, a second cavity is arranged in the middle of the valve cover, a control valve core is arranged in the second cavity, the first cavity is communicated with the second cavity, the inner part of the control valve core is communicated with the first cavity and the second cavity, the lower end of the control valve core protrudes out of the lower end of the valve cover in a static state, and the upper end of the control valve core is arranged in the first; one end of the valve body is provided with a first connecting port, and the other end of the valve body is provided with a second connecting port; one end of the valve cover is provided with a third connecting port. The utility model discloses a level regulating valve through the air inlet and the exhaust of air spring, has realized the dynamic adjustment to the air spring height for whole floating platform's air spring height remains throughout at same horizontal position, has guaranteed dynamic floating platform's stability.
Description
Technical Field
The utility model belongs to the technical field of the valve development, concretely relates to high accuracy air spring level control valve.
Background
In the use process of the dynamic floating platform, the platform can be subjected to various external forces to generate swing, in order to eliminate the generated swing, a vibration isolation component such as an air spring is needed, and the air spring needs to be controlled by a special mechanism to keep all the air springs at the same level, so that a high-precision air spring level adjusting valve is designed.
Disclosure of Invention
For overcoming the deficiencies in the prior art, the utility model aims to provide a high accuracy air spring level control valve.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a high-precision air spring horizontal regulating valve comprises a valve body, wherein a first cavity is arranged in the middle of the valve body, a main valve core is arranged in the first cavity, a valve cover is arranged at the lower end of the valve body, a second cavity is arranged in the middle of the valve cover, a control valve core is arranged in the second cavity, the first cavity is communicated with the second cavity, the interior of the control valve core is communicated with the first cavity and the second cavity, the lower end of the control valve core protrudes out of the lower end of the valve cover in a static state, and the upper end of the control valve core is arranged in the first cavity;
a first connecting port is arranged at one end of the valve body, a second connecting port is arranged at the other end of the valve body, the first connecting port and the second connecting port are both communicated with the first cavity, and the first connecting port is higher than the second connecting port; a third connecting port is formed in one end of the valve cover and communicated with the second cavity;
when the valve body rises, the main valve core, the control valve core and the valve body generate relative displacement, the main valve core props against the first connecting port, and the second connecting port is communicated with the third connecting port;
when the valve body descends, the main valve core, the control valve core and the valve body generate relative displacement, the control valve core props against the second connecting port, and the first connecting port and the third connecting port are communicated.
The preferable technical scheme is as follows: a separation blade is arranged between the valve body and the valve cover, the upper end of the control valve core penetrates through the separation blade, and a first spring is arranged between the control valve core and the separation blade.
The preferable technical scheme is as follows: a plug screw is arranged above the main valve core, and a second spring is arranged between the main valve core and the plug screw.
The preferable technical scheme is as follows: and the first connecting port, the second connecting port and the third connecting port are all provided with silencers.
The preferable technical scheme is as follows: an O-shaped sealing ring is arranged between the control valve core and the first cavity.
The preferable technical scheme is as follows: the first spring is a conical spiral spring.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:
the utility model discloses a level adjusting valve through the air inlet and the exhaust of air spring, has realized the dynamic adjustment to air spring height for whole floating platform's air spring height remains throughout at same horizontal position, and the high accuracy is adjusted, has guaranteed dynamic floating platform's stability.
Drawings
Fig. 1 is a schematic sectional view (exhaust state) of the present invention.
Fig. 2 is a schematic sectional view (in an inflated state) of the present invention.
In the above drawings, a valve body 1, a main valve element 2, a valve cover 3, a control valve element 4, a first connecting port 5, a second connecting port 6, a third connecting port 7, a baffle 8, a first spring 9, a screw plug 10, a second spring 11 and an O-shaped sealing ring 12.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 and fig. 2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example (b): as shown in fig. 1 and 2, a high-precision air spring level regulating valve comprises a valve body 1, wherein a first cavity is arranged in the middle of the valve body 1, a main valve core 2 is arranged in the first cavity, a valve cover 3 is arranged at the lower end of the valve body 1, a second cavity is arranged in the middle of the valve cover 3, a control valve core 4 is arranged in the second cavity, the first cavity is communicated with the second cavity, the inner part of the control valve core 4 is communicated with the first cavity and the second cavity, the lower end of the control valve core 4 protrudes out of the lower end of the valve cover 3 in a static state, and the upper end of the control valve core 4 is arranged in the first; one end of the valve body 1 is provided with a first connecting port 5, the other end of the valve body 1 is provided with a second connecting port 6, the first connecting port 5 and the second connecting port 6 are both communicated with the first cavity, and the first connecting port 5 is higher than the second connecting port 6; one end of the valve cover 3 is provided with a third connecting port 7, and the third connecting port 7 is communicated with the second cavity; when the valve body 1 rises, the main valve core 2, the control valve core 4 and the valve body 1 generate relative displacement, the main valve core 2 props against the first connecting port 5, and the second connecting port 6 is communicated with the third connecting port 7; when the valve body 1 descends, the main valve core 2, the control valve core 4 and the valve body 1 generate relative displacement, the control valve core 4 props against the second connecting port 6, and the first connecting port 5 is communicated with the third connecting port 7. A baffle sheet 8 is arranged between the valve body 1 and the valve cover 3, the upper end of the control valve core 4 penetrates through the baffle sheet 8, and a first spring 9 is arranged between the control valve core 4 and the baffle sheet 8. The first spring 9 is a conical coil spring.
The principle is as follows: firstly, the regulating valve is arranged on the side surface of the air spring, and the lower end part of the control valve core 4 is exposed out of a section of the lower end of the regulating valve and is contacted with the ground when in installation; the first connecting port 5 is connected with an air pump, the third connecting port 7 is connected with an air spring, and the second connecting port 6 is used for exhausting air; a plurality of air springs are arranged below the supporting platform, when the air springs inflate, the valve body 1 moves upwards to cause the relative displacement between the valve body 1 and the valve core (the valve core comprises a main valve core 2 and a control valve core 4), and after the valve body 1 rises to a certain degree, the main valve core 2 blocks a first connecting port 5 (air inlet), so that the air springs are ensured not to continue to inflate and are maintained at a set height; at the moment, the third connecting port 7 (an inflation port) is communicated with the second connecting port 6 (an exhaust port), the air spring is subjected to the pressure of a supported platform to exhaust air through the second connecting port 6, in the exhaust process, the valve body 1 descends, the valve body 1 and the valve core generate relative displacement (equivalent to the ascending of the valve core), after the valve body 1 descends to a certain degree, the second connecting port 6 (the exhaust port) is blocked by the control valve core 4, the first connecting port 5 (an air inlet) is exposed and the air spring is inflated through the third connecting port 7 (the inflation port), so that the air spring is inflated and deflated repeatedly in a circulating mode, certain dynamic balance is kept, and all the air springs are kept at.
The valve body 1 is made of stainless steel materials, so that rusting in future use and accuracy errors are prevented; and the valve core is made of non-metallic materials, so that the impact resistance and the air tightness of the valve core are ensured. The stiffness, flow and accuracy of the valve are important parameters in determining the optimal settling time and damping efficiency of the damping system.
The preferred embodiment is: as shown in fig. 1, a plug screw 10 is disposed above main valve element 2, and a second spring 11 is disposed between main valve element 2 and plug screw 10.
The preferred embodiment is: the first connecting port 5, the second connecting port 6 and the third connecting port 7 are all provided with silencers. The noise pollution of each connecting port is reduced.
The preferred embodiment is: as shown in fig. 1, an O-ring 12 is disposed between the control valve core 4 and the first cavity. The air tightness is improved.
The utility model discloses a level adjusting valve through the air inlet and the exhaust of air spring, has realized the dynamic adjustment to air spring height for whole floating platform's air spring height remains throughout at same horizontal position, and the high accuracy is adjusted, has guaranteed dynamic floating platform's stability.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a high accuracy air spring level control valve which characterized in that: the valve comprises a valve body, wherein a first cavity is arranged in the middle of the valve body, a main valve core is arranged in the first cavity, a valve cover is arranged at the lower end of the valve body, a second cavity is arranged in the middle of the valve cover, a control valve core is arranged in the second cavity, the first cavity is communicated with the second cavity, the interior of the control valve core is communicated with the first cavity and the second cavity, the lower end of the control valve core protrudes out of the lower end of the valve cover in a static state, and the upper end of the control valve core is arranged in the first cavity;
a first connecting port is arranged at one end of the valve body, a second connecting port is arranged at the other end of the valve body, the first connecting port and the second connecting port are both communicated with the first cavity, and the first connecting port is higher than the second connecting port; a third connecting port is formed in one end of the valve cover and communicated with the second cavity;
when the valve body rises, the main valve core, the control valve core and the valve body generate relative displacement, the main valve core props against the first connecting port, and the second connecting port is communicated with the third connecting port;
when the valve body descends, the main valve core, the control valve core and the valve body generate relative displacement, the control valve core props against the second connecting port, and the first connecting port and the third connecting port are communicated.
2. A high precision air spring level adjusting valve according to claim 1, wherein: a separation blade is arranged between the valve body and the valve cover, the upper end of the control valve core penetrates through the separation blade, and a first spring is arranged between the control valve core and the separation blade.
3. A high precision air spring level adjusting valve according to claim 2, characterized in that: a plug screw is arranged above the main valve core, and a second spring is arranged between the main valve core and the plug screw.
4. A high precision air spring level adjusting valve according to claim 3, wherein: and the first connecting port, the second connecting port and the third connecting port are all provided with silencers.
5. A high precision air spring level adjusting valve according to claim 4, characterized in that: an O-shaped sealing ring is arranged between the control valve core and the first cavity.
6. A high precision air spring level adjusting valve according to claim 5, characterized in that: the first spring is a conical spiral spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921493467.9U CN211009999U (en) | 2019-09-09 | 2019-09-09 | High-precision air spring horizontal regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921493467.9U CN211009999U (en) | 2019-09-09 | 2019-09-09 | High-precision air spring horizontal regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211009999U true CN211009999U (en) | 2020-07-14 |
Family
ID=71473054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921493467.9U Active CN211009999U (en) | 2019-09-09 | 2019-09-09 | High-precision air spring horizontal regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211009999U (en) |
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2019
- 2019-09-09 CN CN201921493467.9U patent/CN211009999U/en active Active
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