CN212804379U - Long-life high pressure multiple unit valve - Google Patents
Long-life high pressure multiple unit valve Download PDFInfo
- Publication number
- CN212804379U CN212804379U CN202021912063.1U CN202021912063U CN212804379U CN 212804379 U CN212804379 U CN 212804379U CN 202021912063 U CN202021912063 U CN 202021912063U CN 212804379 U CN212804379 U CN 212804379U
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- valve
- valve body
- high pressure
- sleeve
- groove
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- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims abstract description 27
- 238000005192 partition Methods 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a hydraulic component technical field just discloses a long-life high pressure multiple unit valve, which comprises a valve body, movable mounting has the valve barrel in the valve body, valve body left side sliding connection has the case pole that runs through the valve barrel and extend to the valve barrel right side, the equal movable mounting in the valve body left and right sides has the fixing base, fixing base top threaded connection has filter equipment, the valve body left and right sides has all been seted up and has been run through the valve barrel and extend to the seal groove in the valve barrel, swing joint has the sealing rubber circle in the seal groove, one side fixedly connected with that the fixing base is close to the valve body pegs graft to the spacing kick. This long-life high pressure multiple unit valve has solved because wearing and tearing not only take place on the case, also can take place on the valve body simultaneously, and also can lead to the seepage equally behind the valve body wearing and tearing, influences the use, and the valve body is a whole, just can only change its whole after the valve body wearing and tearing, has increased manufacturing cost's problem.
Description
Technical Field
The utility model relates to a hydraulic component technical field specifically is a long-life high pressure multiple unit valve.
Background
The multi-way reversing valve is a combined valve using two or more reversing valves as main body, the reversing valves are valves which change the on-off relationship of oil ducts connected on the valve body by means of the relative movement between the valve core and the valve body, and according to different working requirements, it can also be combined with auxiliary valves such as safety overflow valve, check valve and oil-supplementing valve, etc. compared with other valves, it has the advantages of compact structure, small pressure loss, small slide valve moving resistance, multi-position function, long service life and simple manufacture, etc.
The Chinese patent publication No. CN 204477360U's "long-life high pressure multiple unit valve", wherein utility model provides following technical scheme: the surface of the valve core is provided with the annular tiny grooves by laser or finish machining, because the grooves are annularly and unevenly distributed on the meshing section, thus, the flow of the particles on the whole friction cylindrical surface is more uniform, the distribution of the particles is more uniform, the particles are not easy to deposit, the mass of the particles gathered at the micro-grooves is less, so the abrasion distribution of the valve core of the micro-groove is more uniform, the abrasion loss is smaller, the micro-groove is not easy to be blocked by particles, although the proposal improves the service life of the valve core, because the abrasion is generated on the valve core and the valve body, the valve body is worn and then can also cause leakage to influence use, the valve body is a whole, and the whole valve body can only be replaced after being worn and then the production cost is increased, so that the long-service-life high-pressure multi-way valve is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a long-life high pressure multiple unit valve possesses long service life's advantage, has solved because wearing and tearing not only take place on the case, also can take place on the valve body simultaneously, and also can lead to the seepage equally behind the valve body wearing and tearing, influences the use, and the valve body is a whole, just can only change its whole after the valve body wearing and tearing, has increased manufacturing cost's problem.
(II) technical scheme
In order to realize the purpose of the service life, the utility model provides a following technical scheme: the utility model provides a long-life high pressure multiple unit valve, includes the valve body, movable mounting has the valve barrel in the valve body, valve body left side sliding connection has the case pole that runs through the valve barrel and extend to the valve barrel right side, the equal movable mounting in the valve body left and right sides has the fixing base, fixing base top threaded connection has filter equipment, the valve body left and right sides has all been seted up and has been run through the valve barrel and extend to the seal groove in the valve barrel, swing joint has the sealing rubber circle in the seal groove, one side fixedly connected with that the fixing base is close to the valve body pegs graft to the spacing kicking block in the seal groove, the mounting groove has been seted up to one side that the fixing base is.
Preferably, the valve body is internally provided with a mounting hole matched with the valve sleeve, positioning grooves are formed in the front side and the rear side of the valve body, positioning strips inserted into the positioning grooves are fixedly mounted on the front side and the rear side of the valve sleeve, and the left end face and the right end face of the valve sleeve are flush with the left end face and the right end face of the valve body.
Preferably, a slide way matched with the valve core rod is arranged in the valve sleeve, and the aperture of the slide way is equal to the outer diameter of the valve core rod.
Preferably, filter equipment comprises casing, partition panel and dust bag, fixing base top threaded connection has the casing, the filter chamber has been seted up in the casing, filter intracavity fixed mounting has the partition panel, partition panel top fixed mounting has the dust bag that runs through the partition panel and extend to the partition panel bottom.
Preferably, the outer diameter of the sealing rubber ring is larger than that of the valve sleeve, and the distance between the opposite surfaces of the limiting top block and the sealing groove is smaller than the thickness of the sealing rubber ring when the fixing seat is attached to the valve body.
Preferably, the fixing seat is internally provided with a vent communicated with the mounting groove, the filter cavity is communicated with the mounting groove through the vent, and the inner diameter of the mounting groove is equal to the outer diameter of the piston.
Preferably, the top and the bottom of the fixing seat are fixedly connected with connecting seats, one side, far away from the valve body, of the connecting seat is in threaded connection with mounting screws which penetrate through the connecting seats and extend into the valve body, and thread grooves matched with the mounting screws are formed in the valve body.
(III) advantageous effects
Compared with the prior art, the utility model provides a long-life high pressure multiple unit valve possesses following beneficial effect:
the long-life high-pressure multi-way valve is characterized in that the valve sleeve is arranged, the valve core rod is positioned in the valve sleeve, so that the valve core rod only wears away from the valve sleeve when moving leftwards and rightwards, the valve sleeve is movably connected with the valve body, the valve sleeve can be continuously used only by replacing the valve sleeve after being worn seriously, the service life of the valve body is prolonged, the position of the valve sleeve can be fixed through the sealing rubber ring and the limiting top block in the process of installing the fixing seat by arranging the sealing groove, the sealing rubber ring and the limiting top block, the valve sleeve is prevented from moving in work, the inner hole position of the valve sleeve after being replaced can still align with the inner hole position of the valve body by arranging the positioning groove and the positioning strip, the air entering the mounting groove can be filtered by arranging the filtering device, and particle impurities in the air are prevented from entering the mounting groove and, the leakproofness of piston is influenced, thereby the purpose of long service life is reached, thereby the problem of increased production cost is effectively solved because wearing and tearing not only take place on the case, also can take place on the valve body simultaneously, and also can lead to the seepage after the valve body wearing and tearing, influence the use, and the valve body is a whole, just can change its whole after the valve body wearing and tearing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
fig. 3 is a partially enlarged schematic view of a portion a shown in fig. 2 according to the present invention.
In the figure: 1 valve body, 2 valve barrel, 3 case poles, 4 fixing bases, 5 filter equipment, 6 seal grooves, 7 sealing rubber rings, 8 spacing kicking blocks, 9 mounting grooves, 10 pistons.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a long-life high-pressure multi-way valve comprises a valve body 1, a valve sleeve 2 is movably mounted in the valve body 1, a mounting hole matched with the valve sleeve 2 is formed in the valve body 1, positioning grooves are formed in the front side and the rear side of the valve body 1, positioning strips inserted into the positioning grooves are fixedly mounted on the front side and the rear side of the valve sleeve 2, the left end surface and the right end surface of the valve sleeve 2 are flush with the left end surface and the right end surface of the valve body 1, a valve core rod 3 penetrating through the valve sleeve 2 and extending to the right side of the valve sleeve 2 is slidably connected to the left side of the valve body 1, a slide way matched with the valve core rod 3 is formed in the valve sleeve 2, the aperture of the slide way is equal to the outer diameter of the valve core rod 3, fixing seats 4 are movably mounted on the left side and the right side of the valve body 1, the top of the fixed seat 4 is in threaded connection with a filtering device 5, the filtering device 5 consists of a shell, a partition panel and a dust-removing filter bag, the top of the fixed seat 4 is in threaded connection with the shell, a filter cavity is arranged in the shell, the partition panel is fixedly arranged in the filter cavity, the dust-removing filter bag which penetrates through the partition panel and extends to the bottom of the partition panel is fixedly arranged at the top of the partition panel, the left side and the right side of the valve body 1 are both provided with a sealing groove 6 which penetrates through the valve sleeve 2 and extends into the valve sleeve 2, a sealing rubber ring 7 is movably connected in the sealing groove 6, the outer diameter of the sealing rubber ring 7 is larger than that of the valve sleeve 2, one side of the fixed seat 4, which is close to the valve body 1, is fixedly connected with a limiting top block 8 which is inserted into the sealing groove 6, the, set up the air vent that is linked together with mounting groove 9 in the fixing base 4, the filter chamber passes through air vent and mounting groove 9 intercommunication, and the equal fixedly connected with in the valve core pole 3 left and right sides inserts the piston 10 in the adjacent mounting groove 9, and the internal diameter of mounting groove 9 equals the external diameter of piston 10.
When in use, the valve sleeve 2 is arranged, the valve core rod 3 is positioned in the valve sleeve 2, so that the valve core rod 3 only wears with the valve sleeve 2 when moving left and right, the valve sleeve 2 is movably connected with the valve body 1, the valve sleeve 2 can be continuously used only by replacing the valve sleeve 2 after the valve sleeve 2 is seriously worn, the service life of the valve body 1 is prolonged, the position of the valve sleeve 2 can be fixed through the sealing rubber ring 7 and the limiting top block 8 in the process of installing the fixed seat 4 by arranging the sealing groove 6, the sealing rubber ring 7 and the limiting top block 8, the valve sleeve is prevented from moving in work, the inner hole position of the valve sleeve 2 after replacement can still be ensured to be aligned with the inner hole position of the valve body 1 by arranging the positioning groove and the positioning strip, the air entering the mounting groove 9 can be filtered by arranging the filtering device 5, and the particle impurities in the air are prevented from entering the mounting groove 9 and rubbing with the piston 10, the sealing performance of the piston 10 is affected, and the purpose of long service life is achieved.
In conclusion, the long-life high-pressure multi-way valve has the advantages that the valve sleeve 2 is arranged, the valve core rod 3 is positioned in the valve sleeve 2, so that the valve core rod 3 only wears with the valve sleeve 2 when moving leftwards and rightwards, the valve sleeve 2 is movably connected with the valve body 1, the valve sleeve 2 can be continuously used only by replacing the valve sleeve 2 after the valve sleeve 2 is seriously worn, the service life of the valve body 1 is prolonged, the sealing groove 6, the sealing rubber ring 7 and the limiting top block 8 are arranged, so that the position of the valve sleeve 2 can be fixed through the sealing rubber ring 7 and the limiting top block 8 in the process of installing the fixed seat 4, the valve sleeve 2 is prevented from moving during operation, the inner hole position of the valve sleeve 2 after replacement can still align with the inner hole position of the valve body 1 through the arrangement of the positioning groove and the positioning strip, and the air entering the installation groove 9, avoid in the particle impurity entering mounting groove 9 in the air and take place the friction with piston 10, influence the leakproofness of piston 10, thereby reached long service life's purpose, thereby effectual solved because wearing and tearing not only take place on the case, also can take place on the valve body simultaneously, and also can lead to the seepage after the valve body wearing and tearing, the influence is used, and the valve body is a whole, just can only change its whole after the valve body wearing and tearing, increased manufacturing cost's problem.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a long-life high pressure multiple unit valve, includes valve body (1), its characterized in that: a valve sleeve (2) is movably arranged in the valve body (1), the left side of the valve body (1) is connected with a valve core rod (3) which penetrates through the valve sleeve (2) and extends to the right side of the valve sleeve (2) in a sliding way, the left side and the right side of the valve body (1) are both movably provided with a fixed seat (4), the top of the fixed seat (4) is in threaded connection with a filtering device (5), the left side and the right side of the valve body (1) are both provided with a sealing groove (6) which penetrates through the valve sleeve (2) and extends into the valve sleeve (2), a sealing rubber ring (7) is movably connected in the sealing groove (6), one side of the fixed seat (4) close to the valve body (1) is fixedly connected with a limit top block (8) inserted into the sealing groove (6), one side of the fixed seat (4) close to the valve body (1) is provided with an installation groove (9), and pistons (10) inserted into the adjacent mounting grooves (9) are fixedly connected to the left side and the right side of the valve core rod (3).
2. The long life, high pressure multiplex valve of claim 1 further comprising: the valve is characterized in that a mounting hole matched with the valve sleeve (2) is formed in the valve body (1), positioning grooves are formed in the front side and the rear side of the valve body (1), positioning strips inserted into the positioning grooves are fixedly mounted on the front side and the rear side of the valve sleeve (2), and the valve sleeve (2) is controlled by two end faces which are parallel and level to the left end face and the right end face of the valve body (1).
3. The long life, high pressure multiplex valve of claim 1 further comprising: a slideway matched with the valve core rod (3) is arranged in the valve sleeve (2), and the aperture of the slideway is equal to the outer diameter of the valve core rod (3).
4. The long life, high pressure multiplex valve of claim 1 further comprising: filter equipment (5) comprises casing, partition panel and dust bag, fixing base (4) top threaded connection has the casing, the filter chamber has been seted up in the casing, filter chamber internal fixed mounting has the partition panel, partition panel top fixed mounting has the dust bag that runs through the partition panel and extend to the partition panel bottom.
5. The long life, high pressure multiplex valve of claim 1 further comprising: the external diameter of sealing rubber circle (7) is greater than the external diameter of valve barrel (2), the distance between spacing kicking block (8) and seal groove (6) opposite face is less than the thickness of sealing rubber circle (7) when fixing base (4) and valve body (1) laminating.
6. The long life, high pressure multiplex valve of claim 4, wherein: an air vent communicated with the mounting groove (9) is formed in the fixing seat (4), the filter cavity is communicated with the mounting groove (9) through the air vent, and the inner diameter of the mounting groove (9) is equal to the outer diameter of the piston (10).
7. The long life, high pressure multiplex valve of claim 1 further comprising: the improved valve is characterized in that the top and the bottom of the fixing seat (4) are fixedly connected with connecting seats, one side, away from the valve body (1), of each connecting seat is in threaded connection with a mounting screw which penetrates through the connecting seats and extends into the valve body (1), and a threaded groove matched with the mounting screw is formed in the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021912063.1U CN212804379U (en) | 2020-09-04 | 2020-09-04 | Long-life high pressure multiple unit valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021912063.1U CN212804379U (en) | 2020-09-04 | 2020-09-04 | Long-life high pressure multiple unit valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212804379U true CN212804379U (en) | 2021-03-26 |
Family
ID=75088568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021912063.1U Expired - Fee Related CN212804379U (en) | 2020-09-04 | 2020-09-04 | Long-life high pressure multiple unit valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212804379U (en) |
-
2020
- 2020-09-04 CN CN202021912063.1U patent/CN212804379U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Ge Inventor before: Wang Ge |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |