CN221401883U - Rotary fixed clamping valve - Google Patents
Rotary fixed clamping valve Download PDFInfo
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- CN221401883U CN221401883U CN202323379204.4U CN202323379204U CN221401883U CN 221401883 U CN221401883 U CN 221401883U CN 202323379204 U CN202323379204 U CN 202323379204U CN 221401883 U CN221401883 U CN 221401883U
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- inner cavity
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- valve core
- air inlet
- cavity
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- 238000007789 sealing Methods 0.000 claims abstract description 43
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a rotary fixed clamping valve. The utility model comprises a valve body of a clip valve, a positioning piece and a magnet ring which are arranged on the valve body, wherein an air inlet cavity is arranged on the valve body, and a first connecting thread is arranged on the inner side wall of the air inlet cavity; a cylindrical rotating fastener is arranged in the air inlet cavity, and a second connecting thread matched with the first connecting thread is arranged on the outer side wall of the lower end of the rotating fastener; a cylindrical first inner cavity is arranged in the rotary fastener, a through hole is arranged above the first inner cavity, and the inner diameter of the through hole is smaller than that of the first inner cavity; the air inlet cavity is internally provided with the first sealing ring, the first sealing ring is matched with the rotary fixing piece, the dismounting speed of the rotary fixing piece and the valve body can be greatly improved by adopting a threaded connection mode, meanwhile, the stress of the connecting part of the direct rotary connection is more uniform, the sealing performance is better, the cost of parts and materials is lower, and the valve has the characteristics of ingenious structure, convenience and practicability.
Description
Technical Field
The present disclosure relates to a cartridge valve, and more particularly, to a rotationally fixed cartridge valve.
Background
At present, the air inlet cavity of the clip valve is generally provided with two first lugs protruding out from the air inlet cavity, the fixing piece is also provided with a second lug protruding out correspondingly, and the second lugs are screwed down by screws, so that the upper lug and the lower lug can use more materials, the corresponding screws are additionally added, and the material cost is higher. Moreover, the hangers are used at both ends, so that the force of twisting at both ends is possibly uneven, the pressure applied by the fixing piece to the lower sealing ring is not even enough, the deformation and even damage of the sealing part are easy to occur, and the leakage risk is further caused.
Disclosure of utility model
The utility model aims to solve the technical problems of providing a rotary fixed clamping valve, which can effectively solve the problems of overhigh cost and easy leakage of the traditional clamping valve, greatly improve the disassembly and assembly speed of a rotary fastener and a valve body by using a threaded connection mode, ensure that the stress of a directly screwed connection part is more uniform, ensure better sealing performance and lower cost of parts and materials, and have the characteristics of ingenious structure, convenience and practicability.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fixed cartridge valve of rotation type, includes the valve body of cartridge valve and establishes setting element and magnet ring on the valve body, its characterized in that: an air inlet cavity is formed in the valve body, and a first connecting thread is formed in the inner side wall of the air inlet cavity;
A cylindrical rotating member is arranged in the air inlet cavity, and a second connecting thread matched with the first connecting thread is arranged on the outer side wall of the lower end of the rotating member;
A cylindrical first inner cavity is arranged in the rotary fastener, a through hole is arranged above the first inner cavity, and the inner diameter of the through hole is smaller than that of the first inner cavity;
the air inlet cavity is internally provided with a first sealing ring, and the first sealing ring is matched with the rotary fixing piece.
Further, be equipped with first case in the first inner chamber, first case lower extreme is equipped with the tip and is equipped with outside convex first spacing portion, be equipped with first seal groove on the first spacing portion, be equipped with columniform second inner chamber and third inner chamber in the first case, the internal diameter of second inner chamber is greater than the internal diameter of third inner chamber, the second inner chamber is located the third inner chamber below, and third inner chamber upper end is equipped with cone opening and second seal groove, the second seal groove is established the cone opening below.
Further, a second sealing ring is arranged on the first sealing groove, a first compression spring is sleeved on the first valve core, and the first compression spring is located above the first limiting part.
Further, a second valve core is arranged in the first valve core, the upper end of the second valve core is matched with the second inner cavity, the lower end of the second valve core is provided with a second limiting part, the top of the second valve core is provided with an air guide groove, a clamping groove is arranged above the second limiting part, and a sleeving part is arranged below the second limiting part; a third sealing ring is arranged on the second sealing groove and is matched with the second valve core; the clamping groove is provided with a fourth sealing ring, and the sleeving part is sleeved with a second compression spring.
Further, a positioning groove is formed in the center of the bottom of the air inlet cavity, and the positioning groove is matched with the second compression spring.
Further, the outer side wall of the upper end of the rotary fastener is provided with a plurality of stress notches which are symmetrical in pairs, and the stress notches are used for assisting the rotary fastener to rotate.
The utility model adopts the technical scheme, overcomes the defects of the background technology, provides the rotary fixed clamp valve, can effectively solve the problems of overhigh cost and easy leakage of the traditional clamp valve, can greatly improve the dismounting speed of the rotary piece and the valve body by using the threaded connection mode, has more uniform stress at the connecting part of the direct rotary connection, better sealing performance and lower cost of parts and materials, and has the characteristics of ingenious structure, convenience and practicability.
Drawings
FIG. 1 is a schematic diagram of a split structure of the present utility model.
Fig. 2 is a schematic structural view of the valve body in the present utility model.
FIG. 3 is a schematic diagram of the structure of the fastener according to the present utility model.
Fig. 4 is a schematic structural diagram of a first valve core in the present utility model.
Fig. 5 is a schematic structural diagram of a second valve core in the present utility model.
Fig. 6 is a schematic diagram showing a split structure of a conventional cartridge valve.
In the figure: the valve body 1, the air intake cavity 101, the first connecting screw 102, the positioning groove 103, the first hanging lug 104, the positioning piece 2, the magnet ring 3, the rotary fastener 4, the second connecting screw 401, the first inner cavity 402, the through hole 403, the first sealing ring 5, the first valve core 6, the first limiting part 601, the first sealing groove 602, the second inner cavity 603, the third inner cavity 604, the conical mouth 605, the second sealing groove 606, the second sealing ring 7, the first compression spring 8, the second valve core 9, the second limiting part 901, the air guide groove 902, the clamping groove 903, the sleeving part 904, the third sealing ring 10, the fourth sealing ring 11, the second compression spring 12, the fixing piece 13, the second hanging lug 1301 and the screw 14.
Detailed Description
The following description of the embodiments refers to the accompanying drawings, which illustrate specific embodiments in which the invention may be practiced. The directional terms, such as up, down, front, back, left, right, inner, outer, side, etc., are used herein with reference to the accompanying drawings. Accordingly, directional terminology is used to describe and understand the invention and is not limiting of the invention. In the drawings, like structural elements are denoted by like reference numerals.
The technical scheme and the beneficial effects of the utility model are more clear and definite by further describing the specific embodiments of the utility model with reference to the accompanying drawings.
Referring to fig. 1 to 6, the present utility model comprises a valve body 1 of a cartridge valve, and a positioning member 2 and a magnet ring 3 provided on the valve body 1, characterized in that: an air inlet cavity 101 is formed in the valve body 1, and first connecting threads 102 are formed in the inner side wall of the air inlet cavity 101;
A cylindrical rotating member 4 is arranged in the air inlet cavity 101, and a second connecting thread 401 matched with the first connecting thread 102 is arranged on the outer side wall of the lower end of the rotating member 4;
A cylindrical first inner cavity 402 is arranged in the fastener 4, a through hole 403 is arranged above the first inner cavity 402, and the inner diameter of the through hole 403 is smaller than the inner diameter of the first inner cavity 402;
The air inlet cavity 101 is internally provided with a first sealing ring 5, and the first sealing ring 5 is matched with the rotary fixing piece 4.
Further, a first valve core 6 is arranged in the first inner cavity 402, a first limiting portion 601 protruding outwards is arranged at the end portion of the lower end of the first valve core 6, a first sealing groove 602 is arranged on the first limiting portion 601, a cylindrical second inner cavity 603 and a cylindrical third inner cavity 604 are arranged in the first valve core 6, the inner diameter of the second inner cavity 603 is larger than that of the third inner cavity 604, the second inner cavity 603 is located below the third inner cavity 604, a conical opening 605 and a second sealing groove 606 are arranged at the upper end of the third inner cavity 604, and the second sealing groove 606 is arranged below the conical opening 605.
Further, a second sealing ring 7 is disposed on the first sealing groove 602, a first compression spring 8 is sleeved on the first valve core 6, and the first compression spring 8 is located above the first limiting portion 601.
Further, a second valve core 9 is arranged in the first valve core 6, the upper end of the second valve core 9 is matched with the second inner cavity 603, the lower end of the second valve core 9 is provided with a second limiting part 901, the top of the second valve core 9 is provided with an air guide groove 902, a clamping groove 903 is arranged above the second limiting part, and a sleeving part 904 is arranged below the second limiting part; a third sealing ring 10 is arranged on the second sealing groove 606, and the third sealing ring 10 is matched with the second valve core 9; the clamping groove 903 is provided with a fourth sealing ring 11, and the sleeve joint portion 904 is sleeved with a second compression spring 12.
Further, a positioning groove 103 is arranged at the bottom center of the air inlet cavity 101, and the positioning groove 103 is matched with the second compression spring 12.
Further, the outer sidewall of the upper end of the fastener 4 is provided with a plurality of stress notches (not shown in the figure) which are symmetrical in pairs, and the stress notches are used for assisting the fastener 4 to rotate, and are similar to the heads of two-sided bolts, quadrangular bolts or hexagonal bolts, so as to facilitate the use of tools such as wrenches for disassembly and assembly.
When in use, the disassembling and assembling speeds of the rotary piece 4 and the valve body 1 can be greatly improved by adopting a threaded connection mode, the connecting part of the direct rotary joint is stressed more uniformly under the cooperation of the first sealing ring 5, the sealing performance is better, and the cost of parts and materials is lower.
From the above description of the structure and principles, it should be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, but rather that modifications and substitutions using known techniques in the art on the basis of the present utility model fall within the scope of the present utility model, which is defined by the appended claims.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper" and "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" is two or more unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through intermediaries, or in communication between two elements or in interaction with each other. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, a description referring to the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (6)
1. The utility model provides a fixed cartridge valve of rotation type, includes the valve body of cartridge valve and establishes setting element and magnet ring on the valve body, its characterized in that: an air inlet cavity is formed in the valve body, and a first connecting thread is formed in the inner side wall of the air inlet cavity;
A cylindrical rotating member is arranged in the air inlet cavity, and a second connecting thread matched with the first connecting thread is arranged on the outer side wall of the lower end of the rotating member;
A cylindrical first inner cavity is arranged in the rotary fastener, a through hole is arranged above the first inner cavity, and the inner diameter of the through hole is smaller than that of the first inner cavity;
the air inlet cavity is internally provided with a first sealing ring, and the first sealing ring is matched with the rotary fixing piece.
2. A rotationally fixed cartridge valve as claimed in claim 1, wherein: the valve is characterized in that a first valve core is arranged in the first inner cavity, a first limiting part with an end portion protruding outwards is arranged at the lower end of the first valve core, a first sealing groove is arranged on the first limiting part, a second inner cavity and a third inner cavity are arranged in the first valve core, the inner diameter of the second inner cavity is larger than that of the third inner cavity, the second inner cavity is located below the third inner cavity, a conical opening and a second sealing groove are arranged at the upper end of the third inner cavity, and the second sealing groove is arranged below the conical opening.
3. A rotationally fixed cartridge valve according to claim 2, characterized in that: the first sealing groove is provided with a second sealing ring, the first valve core is sleeved with a first compression spring, and the first compression spring is located above the first limiting part.
4. A rotationally fixed cartridge valve according to claim 2, characterized in that: a second valve core is arranged in the first valve core, the upper end of the second valve core is matched with the second inner cavity, the lower end of the second valve core is provided with a second limiting part, the top of the second valve core is provided with an air guide groove, a clamping groove is arranged above the second limiting part, and a sleeving part is arranged below the second limiting part; a third sealing ring is arranged on the second sealing groove and is matched with the second valve core; the clamping groove is provided with a fourth sealing ring, and the sleeving part is sleeved with a second compression spring.
5. A rotationally fixed cartridge valve as defined in claim 4, wherein: and a positioning groove is arranged at the center of the bottom of the air inlet cavity and is matched with the second compression spring.
6. A rotationally fixed cartridge valve as claimed in claim 1, wherein: the outer side wall of the upper end of the rotary piece is provided with a plurality of stress notches which are symmetrical in pairs, and the stress notches are used for assisting the rotary piece to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323379204.4U CN221401883U (en) | 2023-12-12 | 2023-12-12 | Rotary fixed clamping valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323379204.4U CN221401883U (en) | 2023-12-12 | 2023-12-12 | Rotary fixed clamping valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221401883U true CN221401883U (en) | 2024-07-23 |
Family
ID=91918301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323379204.4U Active CN221401883U (en) | 2023-12-12 | 2023-12-12 | Rotary fixed clamping valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221401883U (en) |
-
2023
- 2023-12-12 CN CN202323379204.4U patent/CN221401883U/en active Active
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