CN217301761U - Pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound - Google Patents
Pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound Download PDFInfo
- Publication number
- CN217301761U CN217301761U CN202221246205.4U CN202221246205U CN217301761U CN 217301761 U CN217301761 U CN 217301761U CN 202221246205 U CN202221246205 U CN 202221246205U CN 217301761 U CN217301761 U CN 217301761U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pressure regulating
- regulating valve
- regulating
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 220
- 230000002159 abnormal effect Effects 0.000 title claims abstract description 15
- 230000030279 gene silencing Effects 0.000 claims abstract description 43
- 230000033228 biological regulation Effects 0.000 claims abstract description 26
- 238000013016 damping Methods 0.000 claims description 58
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 5
- 230000003584 silencer Effects 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 229920005594 polymer fiber Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Details Of Valves (AREA)
Abstract
The utility model belongs to the technical field of pressure regulating valves, in particular to a pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound, which comprises a pressure regulating valve body, a pressure regulating valve body and a pressure regulating valve seat, wherein the pressure regulating valve body is used for fixing and installing each part of the pressure regulating valve and realizing the air inlet and outlet of air; the threaded spring pressure regulating assembly is arranged on the pressure regulating valve body and is used for regulating the gas pressure under different pressures through the matching of a threaded connecting piece and a spring structure; and the silencing piece is arranged on the pressure regulating valve body and is used for silencing exhausted gas. The utility model provides an air-vent valve with adjustable eliminate spring vibration abnormal sound's pressure not only can effectual noise reduction, improve the travelling comfort that the air-vent valve was applied to in each air flue system, can satisfy the pressure regulation of different atmospheric pressure air flue systems moreover, possesses good compatibility and commonality.
Description
Technical Field
The utility model belongs to the technical field of the air-vent valve, concretely relates to air-vent valve with adjustable eliminate pressure of spring vibration abnormal sound.
Background
The pressure regulating valve is essentially a pressure reducing valve, and pressure reduction is generally achieved by filling a relatively large chamber with a high-pressure medium through a small hole.
At present, a pneumatic product in an automobile seat comfort system is provided with a special pressure regulating valve for controlling the pressure of a main air passage, so that the service life of the automobile seat comfort system is prevented from being influenced by overlarge pressure of the main air passage; the pressure regulating valve is directly connected with the main air passage, the structure of the pressure regulating valve generally comprises a pinch plate, a silencing sheet, a guide rod, a sealing gasket and a spring, the pressure of the main air passage is set by the spring, when the pressure of the main air passage is larger than a set value, the air flow pushes the sealing gasket open, and high-pressure air in the main air passage is discharged through the spring and the silencing sheet, so that the purpose of regulating the pressure is achieved.
When high-pressure gas passes through the spring, the spring is generally driven to vibrate, so that the spring collides with the inner cavity of the pressure regulating valve to cause abnormal sound, and the comfort of passengers is influenced; moreover, such pressure regulating valves generally can only achieve pressure regulation within a specific air pressure, and cannot achieve pressure regulation under different air pressures according to different connected air passages.
SUMMERY OF THE UTILITY MODEL
In order to solve the prior art not enough, the utility model provides an air-vent valve with adjustable eliminate spring vibration abnormal sound's pressure not only can effectual noise reduction, improve the travelling comfort that the air-vent valve was applied to in each air flue system, can satisfy the pressure regulation of different atmospheric pressure air flue systems moreover, possesses good compatibility and commonality.
The utility model discloses the technological effect that will reach realizes through following technical scheme:
the pressure adjustable pressure regulating valve for eliminating the spring vibration abnormal sound in the utility model comprises a pressure regulating valve body, a pressure regulating valve body and a pressure regulating valve seat, wherein the pressure regulating valve body is used for fixing and installing each part of the pressure regulating valve and realizing the air inlet and outlet of air; the threaded spring pressure regulating assembly is arranged on the pressure regulating valve body and is used for regulating the gas pressure under different pressures through the matching of a threaded connecting piece and a spring structure; and the silencing piece is arranged on the pressure regulating valve body and is used for silencing exhausted gas.
The pressure adjustable pressure regulating valve for eliminating the spring vibration abnormal sound in the utility model adopts the combination of the thread spring pressure regulating component and the pressure regulating valve body to realize the regulation of gas pressure under different air pressures and adopts the silencing piece to silence the gas discharged by the pressure regulating valve; when the pressure regulating valve is connected with the air passages for use, the noise can be effectively reduced, the use comfort of passengers is improved, the pressure regulating valve can be connected into the air passages with different air pressures, the pressure regulation of the air passages with different air pressures is met, and therefore the compatibility and the universality of the pressure regulating valve are effectively improved.
As an optimal scheme, the thread spring pressure regulating assembly comprises a fixed shaft sleeve, a pressure regulating knob, a damping buffer unit and a pressure regulating spring, wherein the fixed shaft sleeve is arranged on the pressure regulating valve body and used for forming a pressure regulating cavity, the pressure regulating knob is arranged on the end, away from the gas inlet, of the fixed shaft sleeve and used for realizing the regulation of different air pressure, the damping buffer unit is arranged on the end, close to the gas inlet, of the fixed shaft sleeve and used for realizing the sealing of the pressure regulating cavity and the buffering of gas, and the pressure regulating spring is arranged between the pressure regulating knob and the damping buffer unit and used for realizing the regulation of the gas pressure. When the pressure regulating valve is used for air inlet, high-pressure gas collides with the damping buffer unit, is discharged from the silencing sheet after being buffered by the damping buffer unit, does not enter the pressure regulating cavity any more and passes through the pressure regulating spring in the pressure regulating cavity, so that the vibration of the pressure regulating spring caused by the impact of the high-pressure gas can be avoided, the pressure regulating spring cannot collide with other components in the pressure regulating valve, and the noise generated by mechanical collision is effectively reduced; the low-noise pressure regulating valve is applied to a comfortable system of the automobile seat, so that the comfort of passengers can be effectively improved.
As a preferable scheme, the fixed shaft sleeve comprises a fixed shaft sleeve body matched with the pressure regulating valve body, and a shaft sleeve threaded connection structure arranged on the inner side wall of the fixed shaft sleeve body. Preferably, the fixed shaft sleeve body is arranged on the pressure regulating valve body in a screw connection, buckle connection, bonding or embedding manner, and the fixed shaft sleeve body is a metal damping shaft sleeve body with good sound insulation.
As one of the preferred scheme, the pressure regulating knob comprises a pressure regulating threaded connection part matched with the shaft sleeve threaded connection structure and a rotary regulating part arranged at one end, far away from the gas inlet, of the pressure regulating threaded connection part. The pressure regulating threaded connecting part is connected with the shaft sleeve threaded connecting structure, a closed pressure regulating cavity is formed among the fixed shaft sleeve body, the pressure regulating knob and the damping buffer unit, and the pressure regulating spring is arranged between the pressure regulating knob and the damping buffer unit; when the pressure regulating valve admits air, high-pressure gas collides with the damping buffer unit, the damping buffer unit moves towards one side of the pressure regulating knob under the action of gas pressure, and the pressure regulating spring is compressed, so that the gas inlet end and the gas outlet end of the pressure regulating valve are communicated, and the high-pressure gas is buffered by the damping buffer unit and then discharged from the gas outlet end of the pressure regulating valve, thereby achieving the purpose of pressure regulation. And through the volume of stinging between pressure regulating threaded connection portion and the axle sleeve threaded connection structure can carry out accurate regulation, accurate regulation pressure regulating spring's elasticity size to accurate adaptation different atmospheric pressure's regulation improves the compatibility and the commonality of air-vent valve.
As a preferable scheme, a knob adjusting groove is formed in one end, away from the gas inlet, of the rotation adjusting part, so that the meshing amount between the pressure adjusting knob and the fixed shaft sleeve can be adjusted conveniently; preferably, the knob adjusting groove is a straight adjusting groove, a cross adjusting groove or a hexagonal adjusting groove, and the adjustment of the pressure adjusting knob can be realized through a straight screwdriver, a cross screwdriver or a hexagonal wrench which are matched with each other.
As one of the preferable schemes, the damping buffer unit comprises a spring positioning block arranged at the tail end of the pressure regulating spring and used for positioning the pressure regulating spring, and a damping buffer piece arranged between the end, adjacent to the air inlet, of the fixed shaft sleeve and the pressure regulating valve body and used for buffering air and preventing the air from entering the pressure regulating cavity. Preferably, the spring positioning block is a rigid structure positioning block, so that the pressure regulating spring can be positioned, a rigid plane can be formed on the surface of the spring positioning block, which is in contact with the pressure regulating spring and the damping buffer piece, the whole stress of the pressure regulating spring and the damping buffer piece is uniform, and the pressure regulating effect of the pressure regulating valve is effectively prevented from being influenced by deformation or displacement of the pressure regulating spring and the damping buffer piece due to uneven stress. When the pressure regulating valve admits air, high-pressure gas collides with the damping buffer piece, is discharged from the silencing piece after being buffered by the damping buffer piece, and the high-pressure gas does not enter the pressure regulating cavity any more due to the sealing effect of the damping buffer piece, and impacts the pressure regulating spring, so that the pressure regulating spring can be prevented from colliding with other components in the pressure regulating valve due to the impact of the high-pressure gas, and the noise generated by mechanical collision can be effectively reduced.
As one of the preferable schemes, the damping buffer part is a damping composite part, a metal damping part or a piezoelectric damping part, has good mechanical strength and damping characteristics, is applied to the pressure regulating valve, and can effectively improve the damping performance and the noise reduction effect of the pressure regulating valve.
As a preferable scheme, the pressure regulating valve body comprises a pressure regulating part, an air inlet part and a silencing air outlet part, wherein the pressure regulating part is used for being arranged on the threaded spring pressure regulating assembly, the air inlet part is arranged at one end of the pressure regulating part and used for air inlet, and the silencing air outlet part is adjacent to the air inlet part and arranged on the pressure regulating part. Preferably, the air inlet part is of a pipeline interface structure connected with a comfortable system of the automobile seat, and the silencing air outlet part is of a suspended groove structure matched with the silencing piece.
As a preferable scheme, an air inlet channel communicated with the inside of the pressure regulating part is formed in the air inlet part and is used for introducing high-pressure air; and the silencing air outlet part is provided with an air outlet communicated with the inside of the pressure regulating part and used for buffering the outlet of the high-pressure gas.
As a preferred scheme, the silencing piece is a silencer, a foam silencing block, a fiber silencing block or a polymer fiber silencing block which are all made of materials with good silencing effects, and can effectively silence gas exhausted by the pressure regulating valve and improve the silencing and noise reduction performance of the pressure regulating valve.
To sum up, the utility model discloses at least, following useful part has:
1. the utility model discloses eliminate air-vent valve with adjustable spring vibration abnormal sound's pressure, not only can effectual noise reduction, improve the travelling comfort that the air-vent valve was applied to in each air flue system, can satisfy the pressure regulation of different atmospheric pressure air flue systems moreover, possess good compatibility and commonality.
2. The utility model discloses eliminate air-vent valve with adjustable pressure of spring vibration abnormal sound, the structure that utilizes threaded connection interlock and pressure regulating spring to combine together realizes the regulation of pressure, and not only overall structure is simple reliable, can satisfy the pressure regulation of different atmospheric pressures, and the regulation mode of screw thread interlock can effectually realize the accurate regulation and control of different pressure ranges moreover.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a pressure-adjustable pressure regulating valve for eliminating spring vibration noise according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a pressure regulating valve body in an embodiment of the present invention;
fig. 3 is a schematic sectional view of the pressure-adjustable pressure regulating valve for eliminating the abnormal sound of the spring vibration according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. The described embodiments are illustrative of some, but not all embodiments of the invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
referring to fig. 1, a pressure-adjustable pressure regulating valve for eliminating spring vibration noise in this embodiment includes a pressure regulating valve body 100, a threaded spring pressure regulating assembly 200 disposed on the pressure regulating valve body 100, and a silencing element 300 disposed on the pressure regulating valve body 100; the pressure regulating valve body 100 is used for fixing and installing each component of the pressure regulating valve and realizing air inlet and outlet, the threaded spring pressure regulating assembly 200 is used for realizing regulation of air pressure under different air pressures through the matching of a threaded connecting piece and a spring structure, and the silencing piece 300 is used for silencing exhausted air. In the pressure-adjustable pressure regulating valve for eliminating the spring vibration abnormal sound in the embodiment, the combination of the threaded spring pressure regulating assembly 200 and the pressure regulating valve body 100 is adopted to realize the accurate regulation of the gas pressure under different pressures, and the silencing piece 300 is adopted to silence the gas discharged by the pressure regulating valve; when the air-vent valve is connected with the air passage for use, the noise can be effectively reduced, the use comfort of passengers is improved, the air-vent valve can be connected to the air passages with different air pressures, the accurate pressure regulation of the air passages with different air pressures is met, and therefore the compatibility and the universality of the air-vent valve are effectively improved.
Referring to fig. 2, the pressure regulating valve body 100 includes a pressure regulating portion 110 for being mounted on the threaded spring pressure regulating assembly 200, an air inlet portion 120 disposed on one end of the pressure regulating portion 110 for allowing air to enter, and a silencing air outlet portion 130 disposed on the pressure regulating portion 110 and adjacent to the air inlet portion 120; preferably, the air inlet 120 is a pipe connection structure connected to a comfort system of a car seat, and the silencing air outlet 130 is a hanging slot structure adapted to the silencing member 300. Further, the air inlet part 120 is provided with an air inlet channel 121 communicated with the interior of the pressure regulating part 110 and used for high-pressure air inlet; the silencing exhaust part 130 is provided with an exhaust port 131 communicated with the inside of the pressure regulating part 110 and used for buffering high-pressure gas after being exhausted.
Further preferably, the silencer 300 is a silencer, a foam silencing block, a fiber silencing block or a polymer fiber silencing block, which are made of materials with good silencing effects, and can effectively silence the gas discharged by the pressure regulating valve, so as to improve the silencing and noise reducing performance of the pressure regulating valve.
Example 2:
referring to fig. 1, the pressure adjustable pressure regulating valve for eliminating spring vibration noise in the present embodiment is the same as that in embodiment 1, and includes a pressure regulating valve body 100, a threaded spring pressure regulating assembly 200 disposed on the pressure regulating valve body 100, and a silencing member 300 disposed on the pressure regulating valve body 100; the main differences are as follows:
referring to fig. 3, the thread spring pressure regulating assembly 200 includes a fixed sleeve 210 installed on the pressure regulating portion 110 of the pressure regulating valve body 100 for forming a pressure regulating cavity, a pressure regulating knob 220 installed on an end of the fixed sleeve 210 far from the air inlet portion 120 for realizing pressure regulation of different air pressures, a damping buffer unit 230 installed on an end of the fixed sleeve 210 near the air inlet portion 120 for realizing sealing and air buffering of the pressure regulating cavity, and a pressure regulating spring 240 installed between the pressure regulating knob 220 and the damping buffer unit 230 for realizing air pressure regulation.
When the pressure regulating valve is fed by the air inlet part 120, high-pressure gas collides with the damping buffer unit 230 and is discharged from the silencing plate 300 after being buffered by the damping buffer unit 230, the high-pressure gas does not enter the pressure regulating cavity and passes through the pressure regulating spring 240 in the pressure regulating cavity any more, so that the vibration of the pressure regulating spring 240 caused by the impact of the high-pressure gas can be avoided, the pressure regulating spring 240 cannot collide with other components in the pressure regulating valve, and the noise generated by mechanical collision is effectively reduced; the low-noise pressure regulating valve is applied to a comfortable system of the automobile seat, so that the comfort of passengers can be effectively improved.
Example 3:
referring to fig. 1, the pressure adjustable pressure regulating valve for eliminating spring vibration noise in the present embodiment is the same as that in embodiment 2, and includes a pressure regulating valve body 100, a threaded spring pressure regulating assembly 200 disposed on the pressure regulating valve body 100, and a silencing member 300 disposed on the pressure regulating valve body 100; the main differences are as follows:
referring to fig. 3, the fixed sleeve 210 includes a fixed sleeve body 211 adapted to the pressure regulating portion 110 of the pressure regulating valve body 100, and a sleeve threaded connection structure 212 disposed on an inner sidewall of the fixed sleeve body 211; preferably, the fixed sleeve body 211 is installed on the pressure regulating portion 110 of the pressure regulating valve body 100 by means of screw connection, snap connection, adhesion or embedding, and the fixed sleeve body 211 is a metal damping sleeve body with good sound insulation. The pressure regulating knob 220 comprises a pressure regulating threaded connection part 221 matched with the shaft sleeve threaded connection structure 212 and a rotary regulating part 222 arranged at one end of the pressure regulating threaded connection part 221 far away from the air inlet part 120; preferably, a knob adjusting groove 222a is formed on one end of the rotation adjusting portion 222 away from the air inlet portion 120, as shown in fig. 1, so as to adjust the engagement amount between the pressure adjusting knob 220 and the fixed sleeve 210; and the knob adjusting groove 222a is a linear adjusting groove, a cross adjusting groove or a hexagonal adjusting groove, and the adjustment of the pressure adjusting knob 220 can be realized by a conventional matched linear screwdriver, a cross screwdriver or a hexagonal wrench.
The pressure regulating threaded connection part 221 is connected with the shaft sleeve threaded connection structure 212, a closed pressure regulating cavity is formed among the fixed shaft sleeve body 211, the pressure regulating knob 220 and the damping buffer unit 230, and the pressure regulating spring 240 is arranged between the pressure regulating knob 220 and the damping buffer unit 230; when the pressure regulating valve is fed from the inlet part 120, the high pressure gas collides with the damping buffer unit 230, the damping buffer unit 230 moves toward the pressure regulating knob 220 under the action of the gas pressure, the pressure regulating spring 240 is compressed, the inlet passage 121 of the pressure regulating valve is communicated with the outlet 131, and the high pressure gas is buffered by the damping buffer unit 230 and then discharged from the outlet 131 of the pressure regulating valve, thereby achieving the purpose of pressure regulation. And through the meshing amount between the pressure regulating threaded connection part 221 and the shaft sleeve threaded connection structure 212, accurate adjustment can be performed, the elastic force of the pressure regulating spring 240 can be effectively adjusted, so that the pressure regulating valve can be accurately adapted to adjustment of different air pressure, and the compatibility and the universality of the pressure regulating valve are improved.
Example 4:
referring to fig. 1, the pressure adjustable pressure regulating valve for eliminating spring vibration noise in the present embodiment is the same as that in embodiment 2 or 3, and includes a pressure regulating valve body 100, a threaded spring pressure regulating assembly 200 disposed on the pressure regulating valve body 100, and a silencing member 300 disposed on the pressure regulating valve body 100; the main differences are as follows:
referring to fig. 3, the damping buffer unit 230 includes a spring positioning block 231 disposed at the end of the pressure regulating spring 240 for positioning the pressure regulating spring 240, and a damping buffer 232 disposed between one end of the fixed sleeve 210 adjacent to the air inlet 120 and the pressure regulating valve body 100 for buffering air and preventing air from entering the pressure regulating cavity. Preferably, the spring positioning block 231 is a rigid positioning block, which not only can position the pressure regulating spring 240, but also can form a rigid plane on the contact surface between the spring positioning block 231 and the pressure regulating spring 240 and the damping buffer 232, so as to ensure that the pressure regulating spring 240 and the damping buffer 232 are uniformly stressed, thereby effectively avoiding the pressure regulating effect of the pressure regulating valve caused by deformation or displacement of the pressure regulating spring 240 and the damping buffer 232 due to uneven stress. Further preferably, the damping buffer 232 is a damping composite member, a metal damping member or a piezoelectric damping member, and has good mechanical strength and damping characteristics, and when being applied to the pressure regulating valve, the damping buffer can effectively improve the damping performance and noise reduction effect of the pressure regulating valve.
When the pressure regulating valve is fed by the air inlet part 120, high-pressure air collides with the damping buffer member 232 and is exhausted from the silencing plate 300 after being buffered by the damping buffer member 232, the high-pressure air does not enter the pressure regulating cavity any more due to the sealing effect of the damping buffer member 232 and impacts the pressure regulating spring 240, so that the pressure regulating spring 240 can be prevented from colliding with other parts in the pressure regulating valve due to the impact of the high-pressure air, and the noise generated by mechanical collision can be effectively reduced.
According to the technical scheme of above-mentioned embodiment, the utility model provides an air-vent valve with adjustable eliminate pressure of spring vibration abnormal sound not only can effectual noise reduction, improve the travelling comfort that the air-vent valve was applied to in each air flue system, can satisfy the pressure regulation of different atmospheric pressure air flue systems moreover, possesses good compatibility and commonality.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.
Claims (10)
1. A pressure-adjustable pressure regulating valve for eliminating spring vibration abnormal sound is characterized by comprising:
the pressure regulating valve body is used for fixing and installing each component of the pressure regulating valve and realizing air inlet and air outlet of air; the threaded spring pressure regulating assembly is arranged on the pressure regulating valve body and is used for regulating the gas pressure under different pressures through the matching of a threaded connecting piece and a spring structure;
and the silencing piece is arranged on the pressure regulating valve body and is used for silencing exhausted gas.
2. The pressure-adjustable pressure-regulating valve according to claim 1, wherein said threaded spring pressure-regulating assembly comprises a fixed sleeve installed on said pressure-regulating valve body for forming a pressure-regulating cavity, a pressure-regulating knob installed on the end of said fixed sleeve far from the gas inlet for realizing pressure regulation at different pressures, a damping buffer unit installed on the end of said fixed sleeve near the gas inlet for realizing sealing and gas buffering of said pressure-regulating cavity, and a pressure-regulating spring installed between said pressure-regulating knob and said damping buffer unit for realizing gas pressure regulation.
3. The pressure adjustable pressure regulating valve according to claim 2, wherein said fixed bushing includes a fixed bushing body adapted to said pressure regulating valve body, and a bushing threaded connection structure provided on an inner sidewall of said fixed bushing body.
4. The pressure-adjustable pressure-regulating valve according to claim 2, wherein the pressure-regulating knob comprises a pressure-regulating threaded connection portion adapted to the threaded connection structure of the sleeve, and a rotary regulating portion provided at a side of the pressure-regulating threaded connection portion remote from the gas inlet.
5. The pressure-adjustable pressure-regulating valve according to claim 4, wherein a knob regulating groove is formed at one end of the rotary regulating part, which is far away from the gas inlet, and the knob regulating groove is a linear regulating groove, a cross regulating groove or a hexagonal regulating groove.
6. The pressure-adjustable pressure regulating valve according to claim 2, wherein said damping buffer unit comprises a spring positioning block disposed at the end of said pressure regulating spring for positioning said pressure regulating spring, and a damping buffer member disposed between the end of said fixed sleeve adjacent to the air inlet and said pressure regulating valve body for buffering air and preventing air from entering the pressure regulating cavity.
7. The pressure adjustable pressure regulating valve according to claim 6, wherein said damping buffer member is a damping composite, a metal damping member or a piezoelectric damping member.
8. The pressure-adjustable pressure-regulating valve according to claim 1, wherein said pressure-regulating valve body comprises a pressure-regulating portion for being mounted on said threaded spring pressure-regulating assembly, an air inlet portion for air inlet provided at one end of said pressure-regulating portion, and a sound-deadening air outlet portion adjacent to said air inlet portion and provided on said pressure-regulating portion.
9. The pressure-adjustable pressure regulating valve according to claim 8, wherein an air inlet channel communicated with the inside of the pressure regulating part is formed in the air inlet part; and the silencing air outlet part is provided with an air outlet communicated with the inside of the pressure regulating part.
10. The pressure-adjustable pressure regulating valve according to claim 1, wherein the silencing piece is a silencer, a foam silencing block, a fiber silencing block or a polymer fiber silencing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221246205.4U CN217301761U (en) | 2022-05-19 | 2022-05-19 | Pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221246205.4U CN217301761U (en) | 2022-05-19 | 2022-05-19 | Pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217301761U true CN217301761U (en) | 2022-08-26 |
Family
ID=82918964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221246205.4U Active CN217301761U (en) | 2022-05-19 | 2022-05-19 | Pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217301761U (en) |
-
2022
- 2022-05-19 CN CN202221246205.4U patent/CN217301761U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8585372B2 (en) | Motor/pump assembly | |
| CN217301761U (en) | Pressure adjustable pressure regulating valve for eliminating spring vibration abnormal sound | |
| US2198021A (en) | Compressor discharge silencer | |
| WO2022062766A1 (en) | Sealing strip assembly, sealing strip device, and automobile | |
| JPS63140186A (en) | Electromagnetic valve for opening/closing channel | |
| US7357153B2 (en) | Pressure-reducing valve for high-pressure gas cylinders | |
| CN218598968U (en) | Adjustable silencing pressure relief valve and silencing device | |
| KR101610918B1 (en) | Vehicle Electric Vacuum Pump able to reduce the Noise and the Weight | |
| CN217301864U (en) | Damping movable valve core and silencing pressure regulating valve using same | |
| US6898934B1 (en) | External blow off conversion of compressor recirculation valve | |
| CN111412143A (en) | Low-noise electronic vacuum pump with built-in one-way non-return structure | |
| CN217270711U (en) | Light and thin type noise reduction control valve system | |
| CN209398553U (en) | A kind of pre- silencing means and electronic vacuum pump for electronic vacuum pump | |
| CN219388998U (en) | Noise reduction structure for reducing airflow noise and flow loss | |
| WO2020097860A1 (en) | Air pump with external pressure release valve | |
| CN109555664A (en) | A kind of pre- silencing means and electronic vacuum pump for electronic vacuum pump | |
| CN212377187U (en) | Altitude valve | |
| CN217274785U (en) | Air conditioner silencer structure | |
| CN215672715U (en) | Noise-reducing exhaust structure of automobile air conditioner compressor | |
| CN218093385U (en) | Miniature direct current diaphragm air pump, massage armchair and automobile | |
| CN214404907U (en) | Change-over valve | |
| CN216198831U (en) | Exhaust valve assembly, compressor and air conditioner | |
| CN217502708U (en) | Emptying valve | |
| CN218718124U (en) | Noise reduction glass sucking disc | |
| CN220134784U (en) | Bidirectional normally-open silencing valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Pressure Adjustable Pressure Regulating Valve for Eliminating Spring Vibration and Abnormal Noise Granted publication date: 20220826 Pledgee: China Co. truction Bank Corp Huizhou branch Pledgor: TANGTRING SEATING TECHNOLOGY Inc. Registration number: Y2024980003839 |