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CN216618673U - Highly integrated proportional multi-point dispensing valve - Google Patents

Highly integrated proportional multi-point dispensing valve Download PDF

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Publication number
CN216618673U
CN216618673U CN202123423869.1U CN202123423869U CN216618673U CN 216618673 U CN216618673 U CN 216618673U CN 202123423869 U CN202123423869 U CN 202123423869U CN 216618673 U CN216618673 U CN 216618673U
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China
Prior art keywords
oil
valve
way
oil inlet
cavity
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CN202123423869.1U
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Chinese (zh)
Inventor
金杨军
叶明森
林杰
吕浩军
陈益敬
金得淼
郑利书
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Zhejiang Liubian Machinery Lubricating Co ltd
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Zhejiang Liubian Machinery Lubricating Co ltd
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Abstract

The utility model discloses a highly integrated proportional multi-point distribution valve, relates to the field of basic components of lubricating systems, and solves the problems that an existing distribution valve is blocked and fails, oil leakage is easy to occur, and the space required for installation is large. The integrated valve body is internally provided with an internal oil duct, an oil inlet and a plurality of oil outlets, the internal oil duct comprises a plurality of flow-limiting cavities and a plurality of valve installing cavities, and the one-way oil drain valve parts are detachably arranged in the corresponding valve installing cavities; one end of each of the flow limiting cavities is communicated with the oil inlet, and the other end of each of the flow limiting cavities is communicated with the inlet side of the one-way oil drain valve part in the corresponding valve installing cavity; the flow-limiting rods are arranged in the flow-limiting cavities, and gaps for medium circulation are formed between the flow-limiting rods and the flow-limiting cavities. Compact structure, high integration in an organic whole forms monolithic structure, need not to assemble through the oil blanket and uses, reduces the emergence of the oil leak condition, and the appearance volume reduces, and required installation space is little.

Description

Highly integrated proportional multi-point dispensing valve
Technical Field
The utility model relates to the field of basic parts of lubricating systems, in particular to a highly integrated proportional multi-point distribution valve.
Background
In lubrication systems where there are a plurality of lubrication points that require different metered amounts of lubrication, a proportional metering device is typically used to control the metering of the lubrication oil. The dispensing valve is a common dispensing element in proportional metering devices, and the existing dispensing elements on the market are all used in a single metering device, so that the dispensing valve is simple in structure, low in cost and widely applied. In the prior known technology, the following problems exist in practical use: firstly, the existing distribution valves are riveted and assembled into a whole and cannot be disassembled, so that the distribution valves cannot be cleaned when blocked, and the failure of the distribution valves is caused; secondly, in the existing use, a plurality of distributing valves are assembled and used through an oil drain, but the oil leakage phenomenon is easy to occur due to insufficient installation in use; thirdly, in some special occasions, the limited oil drain structure cannot meet the installation requirement due to narrow space; therefore, there is still a limitation in use.
Disclosure of Invention
The purpose of the utility model is as follows: in order to overcome the defects of the prior art, the utility model provides a high-integration proportional multi-point distribution valve, which solves the problems of blockage failure, easy oil leakage, large installation required space and the like of the conventional distribution valve.
The technical scheme of the utility model is as follows: the oil-water separator comprises an integrated valve body and a plurality of one-way oil drain valve parts, wherein an internal oil duct, an oil inlet and a plurality of oil outlets are arranged in the integrated valve body, and the internal oil duct is respectively communicated with the oil inlet and the oil outlets; the internal oil duct comprises a plurality of flow limiting cavities and a plurality of valve installing cavities, and the one-way oil discharge valve part is detachably arranged in the corresponding valve installing cavity; one end of each of the plurality of flow limiting cavities is communicated with the oil inlet, the other end of each of the plurality of flow limiting cavities is communicated with the inlet side of the one-way oil drain valve part in the corresponding valve containing cavity, and the outlet side of the one-way oil drain valve part in the valve containing cavity is communicated with the corresponding oil outlet; the flow-limiting rods are arranged in the flow-limiting cavities, and gaps for medium circulation are formed between the flow-limiting rods and the flow-limiting cavities.
By adopting the technical scheme, the plurality of oil outlets are positioned on the integrated valve body, so that oil filling and lubricating operations of a plurality of lubricating points are realized, the structure is compact, the oil outlets are highly integrated into a whole to form an integral structure, the oil drain assembly is not needed, the oil leakage situation is reduced, the appearance volume is reduced, and the required installation space is small; when inside oil duct blockked up, one-way oil extraction valve portion and current-limiting rod are pulled down to the accessible, disassemble the washing, satisfy the demand of simple and easy maintenance.
The utility model further comprises the following steps: a reserved channel is formed in the integrated valve body and communicated with the oil inlet and the plurality of flow limiting cavities.
By adopting the further arrangement, the reserved passage can be used as a reserved oil supplementing port, and when the lubricating equipment is damaged, manual oil supplementation is used as a temporary remedial measure through the reserved passage; the reservation passageway also can regard as the viewing aperture for observe the oil inlet condition of oil inlet.
The utility model further provides that: the one-way oil discharge valve part comprises a one-way valve body, a one-way valve core, an elastic piece and a fixed seat, the fixed seat is fixed in the valve installation cavity, an oil discharge hole is formed in the fixed seat, the one-way valve body is pressed against the fixed seat, a one-way valve cavity for medium to pass through is formed in the one-way valve body, an oil inlet hole is formed in the front of the one-way valve cavity, two ends of the elastic piece are respectively pressed against the one-way valve core and the fixed seat, and the one-way valve core is installed in the valve cavity through elastic movement of the elastic piece and movably inserted into the oil inlet hole to open and close the oil inlet hole; the one-way valve cavity is respectively communicated with the oil inlet hole and the oil discharge hole, the oil inlet hole is communicated with the corresponding flow limiting cavity, and the oil discharge hole is communicated with the corresponding oil outlet.
Adopt above-mentioned further setting again, the oil pressure promotes the check valve core through supporting to press and opens the oil inlet, and the elastic component is compressed simultaneously and is retracted to the oil agent flows the oil-out through valve pocket to oil drain hole, and when lubricating apparatus shut down, oil pressure disappearance, the elastic component resets and makes the check valve core insert the shutoff oil inlet, and the oil agent no longer flows back, thereby realizes one-way input oil agent.
Still further arrangements of the utility model are: and when the one-way valve core closes the oil inlet hole, the first sealing element is in sealing fit with the oil inlet hole.
By adopting the above further arrangement, the one-way valve core is inserted into the oil inlet hole to form hard sealing, and soft sealing is formed through the first sealing element, so that the sealing property is enhanced, and the design is simple and effective.
Still further arrangements of the utility model are: and a second sealing element is hermetically arranged between the one-way valve body and the valve containing cavity.
By adopting the above further arrangement, the medium is prevented from flowing through the gap between the one-way valve body and the valve containing cavity, and the leakage-proof effect is achieved.
Still further arrangements of the utility model are: the fixed seat is fastened in the valve mounting cavity through threads.
Adopt above-mentioned still further setting, the one-way oil extraction valve portion of convenient to detach to be used for dredging inside oil duct, one-way oil extraction valve portion still can independently batch production, is favorable to reduce cost.
Still further arrangements of the utility model are: the screw plug for plugging is installed on the reserved channel in a threaded manner.
By adopting the above further arrangement, the screw plug plugs the reserved channel, and the reserved channel can be opened in a spiral mode when needing to be used.
Still further arrangements of the utility model are: the oil inlet and the oil outlets are respectively provided with a joint in a threaded manner.
With yet a further arrangement as described above, the joint is for connecting a pipeline for oil transportation.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the one-way drain valve portion of the present invention;
wherein, 1, integrate the valve block; 2. a one-way drain valve portion; 3. an internal oil passage; 4. an oil inlet; 5. an oil outlet; 31. a flow-restricting cavity; 32. a valve cavity is arranged; 33. a flow-restricting lever; 34. a gap; 11. reserving a channel; 12. a plug screw; 21. a check valve body; 22. a one-way valve core; 23. an elastic member; 24. a fixed seat; 241. an oil drain hole; 221. a one-way valve cavity; 222. an oil inlet hole; 25. a first seal member; 26. a second seal member; 41. and (4) a joint.
Detailed Description
As shown in fig. 1, the highly integrated proportional multi-point distribution valve comprises an integrated valve body 1 and a plurality of one-way oil drain valve portions 2, wherein an internal oil passage 3, an oil inlet 4 and a plurality of oil outlets 5 are arranged in the integrated valve body 1, the number of the oil outlets 5 can be set according to the number of lubricating points, and the internal oil passage 3 is respectively communicated with the oil inlet 4 and the plurality of oil outlets 5; the internal oil duct 3 comprises a plurality of flow limiting cavities 31 and a plurality of valve installing cavities 32, the one-way oil drain valve part 2 is detachably installed in the corresponding valve installing cavities 32, and the number of the flow limiting cavities 31 and the number of the valve installing cavities 32 are consistent with the number of the oil outlets 5; the left ends of the plurality of flow limiting cavities 31 are communicated with the oil inlet 4, the right ends of the plurality of flow limiting cavities 31 are respectively communicated with the inlet side of the one-way oil drain valve part 2 in the corresponding valve accommodating cavity 32, and the outlet side of the one-way oil drain valve part 2 in the valve accommodating cavity 32 is communicated with the corresponding oil outlet 5; the flow limiting rods 33 are respectively installed in the plurality of flow limiting cavities 31, gaps 34 for medium circulation are formed between the flow limiting rods 33 and the corresponding flow limiting cavities 31, the flow limiting cavities 31 and the flow limiting rods 33 are cylindrical, and the sizes of the gaps 34 are different through matching the diameters of the flow limiting rods 33, so that the flow of medium oiling agents passing through the flow limiting cavities 31 is different, namely the flow is determined by the gaps 34 between the flow limiting rods 33 and the flow limiting cavities 31, the size of the gap 34 is influenced by changing the diameter of the flow limiting rod 33, the inner diameter of the flow limiting cavity 31 is unchanged, control production is facilitated, the size of the flow can be adjusted only through changing the diameter of the flow limiting rod 33, and accordingly oiling agent distribution according to the proportion required by each oil outlet 5 is achieved. The oil agent is input from the oil inlet 4, passes through the corresponding flow limiting cavity 31, and flows to the oil outlet 5 in a single direction through the single-direction oil discharge valve part 2.
A reserved channel 11 is formed in the integrated valve body 1, and the reserved channel 11 is communicated with the oil inlet 4 and the flow limiting cavities 31. When the lubrication equipment such as an oil pump is damaged and cannot operate, the oil can be injected into the reserve passage 11 by manually supplementing the oil. When the internal oil passage 3 is clogged, the internal condition can be observed through the reserve passage 11. The reserved passage 11 is always provided with a screw plug 12, and the screw plug 12 blocks the reserved passage 11 in a thread mode.
As shown in fig. 2, the one-way oil drain valve portion 2 includes a one-way valve body 21, a one-way valve core 22, an elastic member 23 and a fixing seat 24, the fixing seat 24 is fixed in the valve accommodating cavity 32, an oil drain hole 241 is formed in the fixing seat 24, the one-way valve body 21 is pressed against the fixing seat 24, a one-way valve cavity 221 for passing a medium is formed in the one-way valve body 21, an oil inlet hole 222 is formed in the front of the one-way valve cavity 221, two ends of the elastic member 23 are respectively pressed against the one-way valve core 22 and the fixing seat 24, and the one-way valve core 22 is elastically movably installed in the valve cavity through the elastic member 23 and movably inserted into the oil inlet hole 222; the one-way valve cavity 221 is respectively communicated with the oil inlet hole 222 and the oil discharge hole 241, the oil inlet hole 222 is communicated with the corresponding flow limiting cavity 31, and the oil discharge hole 241 is communicated with the corresponding oil outlet 5. When the oil pump works, when oil flows in from the oil inlet 4, the oil flows out from a gap 34 between the flow-limiting rod 33 and the flow-limiting cavity 31 through the internal oil passage 3, the pressure of the oil pushes the one-way valve core 22 to act through pressing, meanwhile, the elastic part 23 is compressed through the pushing of the one-way valve core 22, the oil inlet hole 222 is opened, the oil flows into the one-way valve cavity 221, and the oil flows out to the oil outlet 5 through the oil discharge hole 241; when the oil pump is stopped, the pressure of the oil inlet 4 is lost, at this time, the check valve core 22 is reset under the action of the elastic piece 23, and the check valve core 22 is inserted into and blocks the oil inlet hole 222, so that the oil in the internal oil passage 3 does not flow back. Wherein the elastic member 23 is a spring.
The first sealing element 25 is arranged on the one-way valve core 22, and when the one-way valve core 22 is inserted into the oil inlet hole 222 to close the oil inlet hole 222, the first sealing element 25 can also seal with the oil inlet hole 222 to form soft and hard sealing, so that the sealing performance is improved.
A second sealing element 26 is arranged between the check valve body 21 and the valve containing cavity 32 in a sealing mode, so that media are prevented from flowing into a gap between the check valve body 21 and the valve containing cavity 32, and the sealing performance of the gap is improved.
The 24 screw threads of fixing base fasten in dress valve chamber 32, back out fixing base 24, can dismantle whole one-way oil extraction valve portion 2, and the mediation of inside oil duct 3 is more convenient.
The oil inlet 4 and the oil outlets 5 are respectively in threaded connection with a joint 41, and the joint 41 is connected with an oil transportation pipeline for inputting and outputting oil.

Claims (8)

1. Highly integrated proportional multipoint dispensing valve characterized by: the integrated valve body is internally provided with an internal oil duct, an oil inlet and a plurality of oil outlets, and the internal oil duct is respectively communicated with the oil inlet and the oil outlets; the internal oil duct comprises a plurality of flow limiting cavities and a plurality of valve installing cavities, and the one-way oil discharge valve part is detachably arranged in the corresponding valve installing cavity; one end of each of the flow limiting cavities is communicated with the oil inlet, the other end of each of the flow limiting cavities is communicated with the inlet side of the one-way oil drain valve part in the corresponding valve containing cavity, and the outlet side of the one-way oil drain valve part in the valve containing cavity is communicated with the corresponding oil outlet; and a plurality of flow limiting cavities are internally provided with flow limiting rods, and gaps for medium circulation are formed between the flow limiting rods and the flow limiting cavities.
2. The highly integrated proportional multi-point dispensing valve of claim 1, wherein: and a reserved channel is formed in the integrated valve body and is communicated with the oil inlet and the plurality of flow limiting cavities.
3. The highly integrated proportional multi-point dispensing valve of claim 1 or 2, wherein: the one-way oil discharge valve part comprises a one-way valve body, a one-way valve core, an elastic piece and a fixed seat, the fixed seat is fixed in a valve installation cavity, an oil discharge hole is formed in the fixed seat, the one-way valve body is pressed against the fixed seat, a one-way valve cavity for a medium to pass through is formed in the one-way valve body, an oil inlet hole is formed in the front of the one-way valve cavity, two ends of the elastic piece are respectively pressed against the one-way valve core and the fixed seat, and the one-way valve core is elastically movably arranged in the valve cavity through the elastic piece and movably inserted into the oil inlet hole to open and close the oil inlet hole; the one-way valve cavity is respectively communicated with the oil inlet hole and the oil discharge hole, the oil inlet hole is communicated with the corresponding flow limiting cavity, and the oil discharge hole is communicated with the corresponding oil outlet.
4. The highly integrated proportional multi-point dispensing valve of claim 3, wherein: and a first sealing element is arranged on the one-way valve core, and when the one-way valve core closes the oil inlet hole, the first sealing element is in sealing fit with the oil inlet hole.
5. The highly integrated proportional multi-point dispensing valve of claim 3, wherein: and a second sealing element is hermetically arranged between the one-way valve body and the valve containing cavity.
6. The highly integrated proportional multi-point dispensing valve of claim 3, wherein: the fixed seat is fastened in the valve mounting cavity in a threaded manner.
7. The highly integrated proportional multi-point dispensing valve of claim 2, wherein: and a plug screw for plugging is installed on the reserved passage in a threaded manner.
8. The highly integrated proportional multi-point dispensing valve of claim 3, wherein: and the oil inlet and the oil outlets are respectively provided with a joint in a threaded manner.
CN202123423869.1U 2021-12-28 2021-12-28 Highly integrated proportional multi-point dispensing valve Active CN216618673U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123423869.1U CN216618673U (en) 2021-12-28 2021-12-28 Highly integrated proportional multi-point dispensing valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123423869.1U CN216618673U (en) 2021-12-28 2021-12-28 Highly integrated proportional multi-point dispensing valve

Publications (1)

Publication Number Publication Date
CN216618673U true CN216618673U (en) 2022-05-27

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ID=81685371

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123423869.1U Active CN216618673U (en) 2021-12-28 2021-12-28 Highly integrated proportional multi-point dispensing valve

Country Status (1)

Country Link
CN (1) CN216618673U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115370951A (en) * 2022-07-27 2022-11-22 中冶华天工程技术有限公司 Oil nozzle for grease supply of sintering trolley wheel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115370951A (en) * 2022-07-27 2022-11-22 中冶华天工程技术有限公司 Oil nozzle for grease supply of sintering trolley wheel
CN115370951B (en) * 2022-07-27 2023-12-15 中冶华天工程技术有限公司 Oil nozzle for oil supply of sintering trolley wheels

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