CN215293062U - Cartridge formula overload oil compensating valve - Google Patents
Cartridge formula overload oil compensating valve Download PDFInfo
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- CN215293062U CN215293062U CN202122926537.9U CN202122926537U CN215293062U CN 215293062 U CN215293062 U CN 215293062U CN 202122926537 U CN202122926537 U CN 202122926537U CN 215293062 U CN215293062 U CN 215293062U
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Abstract
The utility model discloses an oil valve is mended in cartridge formula overload relates to hydraulic component technical field. The utility model discloses a casing, the pipe of pegging graft, sealing disc and intake pipe, the bottom mounting intercommunication of casing has the pipe of pegging graft, and the pipe week side of pegging graft is fixed with the extrusion cover, and the top of casing is fixed with the sealing disc, and the sealing disc is connected with the pressure disc through the pressure spring, and the pressure disc joint is fixed with the intake pipe in the inner ring in the casing in the top central authorities of sealing disc. The utility model discloses a set up casing, grafting pipe, seal dish and intake pipe, solved current overload oil compensating valve and not only installed inconveniently, and can't guarantee the leakproofness of overload oil compensating valve mounted position and can't conveniently adjust the problem of the balanced pressure of hydraulic oil in the time of the installation, make the utility model discloses the installation is more convenient, and the position seal degree of installation is higher, and the oil compensating pressure of oil compensating valve is adjusted more conveniently.
Description
Technical Field
The utility model belongs to the technical field of hydraulic component, especially, relate to an oil valve is mended in cartridge formula overload.
Background
At present, valves which are produced and used in China and used for performing overpressure overflow and negative pressure oil supplement on hydraulic elements such as oil cylinders are mostly in two structural modes, one is a combined valve with an overload overflow valve and a negative pressure oil supplement valve which are arranged in a split mode, the other is a cartridge valve with a pilot valve and an overload overflow valve and a negative pressure oil supplement valve which are arranged in an integrated mode, the two valves can play the functions of overload protection and negative pressure oil supplement, and the two valves still have the following defects in actual use:
1. when the existing overload oil compensating valve is communicated with a hydraulic cylinder, the oil compensating valve and the oil compensating valve need to be installed, so that the installation is troublesome, and the sealing performance of the installation position of the overload oil compensating valve cannot be ensured during the installation;
2. the existing overload oil supplementing valve can only simply balance the pressure of hydraulic oil, and cannot conveniently adjust the pressure of the hydraulic oil balance.
Therefore, the existing overload oil compensating valve cannot meet the requirement in practical use, so that an improved technology is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cartridge formula overload oil compensating valve through setting up casing, grafting pipe, seal dish and intake pipe, has solved current overload oil compensating valve and has not only installed the trouble, and can't guarantee the leakproofness of overload oil compensating valve mounted position and can't conveniently adjust the problem of the balanced pressure of hydraulic oil in the time of the installation.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an oil valve is mended in cartridge formula overload, including casing, the pipe of pegging graft, sealing disc and intake pipe, the bottom mounting intercommunication of casing has the pipe of pegging graft, it is fixed with the extrusion cover to peg graft pipe week side, the top of casing is fixed with sealing disc, sealing disc is connected with the pressure disc through the pressure spring, the pressure disc joint is in the inner ring in the casing, sealing disc's top central authorities are fixed with the intake pipe, the utility model discloses a casing will each structural connection is in the same place, makes through the structure on the pipe of pegging graft the utility model discloses but pneumatic cylinder intercommunication seals the casing top through sealing disc, fills high-pressure air into pneumatic cylinder through intake pipe and the one-way case wherein for produce corresponding pressure in the pneumatic cylinder, drive the pneumatic rod and produce corresponding pressure to the pressure disc.
Furthermore, a communicating opening is formed in the center of the bottom inside the shell, an inner ring is fixed to the lower portion inside the shell, a sleeve opening is formed in the center of the top of the inner ring in a penetrating mode, the shell is communicated with the inserting pipe through the communicating opening, and the pressure disc is clamped in the shell through the inner ring.
Furthermore, the lower part of the peripheral side of the insertion pipe is fixedly provided with an extrusion sleeve, the upper part of the peripheral side of the insertion pipe is fixedly provided with a sealing ring, the top of the sealing ring is fixed at the bottom of the shell, and the insertion pipe is matched with the sealing ring through the extrusion sleeve to seal the connecting part of the hydraulic cylinder and the insertion pipe.
Furthermore, the top center of the sealing disc is provided with a through hole, the sealing disc on one side of the through hole is provided with a through hole, a connecting pipe is fixed at the top end of the sealing disc above the through hole and is communicated with the connecting pipe, the upper part of the periphery of the connecting pipe is provided with an external thread, and the top of the shell is sealed by the sealing disc.
Furthermore, an inflator pump is fixed at the center of the bottom of the sealing disc, an air pressure rod is sleeved at the lower part inside the inflator pump, a certain amount of air is filled in the inflator pump, the bottom end of the air pressure rod is fixed at the top of the pressure disc, the sealing disc extrudes the air pressure rod through the air in the inflator pump, and the pressure disc is driven by the air pressure rod to generate corresponding pressure.
Furthermore, a one-way valve core is fixed in the air inlet pipe, the air inlet pipe is communicated with the vent hole in the sealing disc, and the air inlet pipe conveys air passing through the air inlet pipe to the inflator pump in a one-way mode through the one-way valve core.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up the casing and peg graft the pipe, it is troublesome not only to have solved current overload fuel feeding valve, and can't guarantee the problem of the leakproofness of overload fuel feeding valve mounted position in the installation, through holding the casing, after the installation opening on aiming at the pneumatic cylinder with the pipe of pegging graft, after the installation opening in inserting the pneumatic cylinder through the pipe of pegging graft, the extrusion cover card is in the pneumatic cylinder this moment, the sealing washer seals up the contact site of pneumatic cylinder and extrusion cover this moment, make fuel feeding valve more convenient when the installation, the leakproofness of hydraulic oil is littleer during the installation.
2. The utility model discloses a set up the casing, the pipe of pegging graft, closing disc and intake pipe, the problem of the balanced pressure of hydraulic oil can't be conveniently adjusted to current overload oil supplementing valve has been solved, through pegging graft pipe with casing and pneumatic cylinder intercommunication, the hydraulic oil in the pneumatic cylinder flows into in the casing this moment, when the hydraulic oil pressure that flows in the casing is too big, push up the inner ring top with the pressure disk with the high-pressure hydraulic oil in the casing of pressure disk below from the inner ring, peg graft in the pipe carries the casing with liquid, lead in the connecting pipe with hydraulic oil, when the oil pressure in the pneumatic cylinder is low excessively, lead in the casing through the hydraulic oil in the connecting pipe, push up the inner ring below with the pressure disk from the inner ring, pass through the casing with hydraulic oil and carry in the pipe of pegging graft, make the liquid balance pressure in the overload oil supplementing valve adjustment pneumatic cylinder more convenient.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of the assembly structure of the present invention;
FIG. 2 is a perspective view of the housing structure of the present invention;
FIG. 3 is a perspective view of the structure of the plug-in tube of the present invention;
FIG. 4 is a perspective view of the sealing plate structure of the present invention;
fig. 5 is a perspective view of the intake pipe structure of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a housing; 101. an inner ring; 102. looping; 103. a communication port; 200. inserting a pipe; 201. a seal ring; 202. extruding a sleeve; 300. sealing the disc; 301. an inflator; 302. a pneumatic rod; 303. a pressure spring; 304. a pressure disc; 305. a communicating hole; 306. a vent hole; 307. a connecting pipe; 308. an external thread; 400. an air inlet pipe; 401. a one-way valve core.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-5, the present invention relates to a plug-in overload oil compensating valve, which comprises a housing 100, a plug pipe 200, a sealing disc 300 and an air inlet pipe 400, wherein the bottom end of the housing 100 is fixedly connected with the plug pipe 200, the housing 100 is plugged into a mounting hole of a hydraulic cylinder through the plug pipe 200, the housing 100 connects the structure of the present invention together, a squeezing sleeve 202 is fixed on the periphery of the plug pipe 200, the squeezing sleeve 202 is clamped in the hydraulic cylinder through the squeezing sleeve 202 after the plug pipe 200 is plugged into the mounting hole of the hydraulic cylinder, the sealing disc 300 is fixed on the top of the housing 100, the sealing disc 300 seals the top of the housing 100, the sealing disc 300 is connected with a pressure disc 304 through a pressure spring 303, the pressure disc 304 is clamped in an inner ring 101 in the housing 100, the sealing disc 300 is clamped in the inner ring 101 through the pressure disc 304, the housing 100 above and below the inner ring 101 is respectively separated, the air inlet pipe 400 is fixed in the center of the top of the sealing disc 300, the intake tube 400 delivers air into the inflator 301.
As shown in fig. 1, 2, 4, and 5, a communication port 103 is formed in the center of the bottom inside the casing 100, the casing 100 is communicated with the insertion tube 200 through the communication port 103, an inner ring 101 is fixed on the lower part inside the casing 100, a sleeve opening 102 is formed in the center of the top of the inner ring 101, and the inner ring 101 clamps a pressure disc 304 therein through the sleeve opening 102, so that the casing 100 above and below the inner ring 101 is separated;
the center of the top of the sealing disc 300 is provided with a vent hole 306 in a penetrating way, the sealing disc 300 is communicated with the air inlet pipe 400 through the vent hole 306, the sealing disc 300 on one side of the vent hole 306 is provided with a communicating hole 305 in a penetrating way, the top end of the sealing disc 300 above the communicating hole 305 is fixed with a connecting pipe 307, the communicating hole 305 is communicated with the connecting pipe 307, the connecting pipe 307 is used for communicating external hydraulic oil with pressure with the shell 100, the upper part of the peripheral side of the connecting pipe 307 is provided with an external thread 308, and the connecting pipe 307 is in threaded connection with a connecting piece on a hydraulic pipeline with pressure through the external thread 308;
an inflator 301 is fixed at the center of the bottom of the sealing disc 300, an air pressure rod 302 is sleeved at the lower portion inside the inflator 301, a certain amount of air is filled in the inflator 301, the inflator 301 presses the pressure disc 304 into the inner ring 101 through the air in the air pressure rod 302, the bottom end of the air pressure rod 302 is fixed at the top of the pressure disc 304, when the hydraulic cylinder is used, high-pressure hydraulic oil in the casing 100 below the pressure disc 304 pushes the pressure disc 304 from the inner ring 101 to the upper portion of the inner ring 101, the insertion pipe 200 conveys liquid into the casing 100, the hydraulic oil is guided into the connecting pipe 307, when the oil pressure in the hydraulic cylinder is too low, the hydraulic oil in the connecting pipe 307 is guided into the casing 100, the pressure disc 304 is pushed from the inner ring 101 to the lower portion of the inner ring 101, and the hydraulic oil is conveyed into the insertion pipe 200 through the casing 100;
a one-way valve core 401 is fixed in the air inlet pipe 400, the air inlet pipe 400 is communicated with the vent hole 306 on the sealing disc 300, high-pressure air is guided into the inflator 301 through the one-way valve core 401 by the air inlet pipe 400 in a one-way mode to inflate and pressurize the inflator 301, and the downward pressure of the pressure disc 304 supported by the air pressure rod 302 is increased;
when the hydraulic oil pressure in the hydraulic cylinder is too low, the hydraulic oil in the connecting pipe 307 is guided into the shell 100, the pressure disc 304 is jacked from the inner ring 101 to the lower part of the inner ring 101, and the hydraulic oil is conveyed into the plug pipe 200 through the shell 100 to the plug pipe 200.
As shown in fig. 1-3, a squeezing sleeve 202 is fixed on the lower part of the peripheral side of the insertion tube 200, a sealing ring 201 is fixed on the upper part of the peripheral side of the insertion tube 200, the top of the sealing ring 201 is fixed on the bottom of the casing 100, and after the insertion tube 200 is inserted into the hydraulic cylinder, the connection part of the insertion tube 200 and the hydraulic cylinder is sealed by the sealing ring 201;
when the hydraulic cylinder extrusion device is used, after the insertion pipe 200 is aligned with the mounting opening in the hydraulic cylinder by holding the shell 100 and the insertion pipe 200 is inserted into the mounting opening in the hydraulic cylinder, the extrusion sleeve 202 is clamped in the hydraulic cylinder at the moment, and the contact part of the hydraulic cylinder and the extrusion sleeve 202 is sealed by the sealing ring 201 at the moment.
The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides an oil valve is mended in cartridge formula overload, includes casing (100), plug tube (200), closing disc (300) and intake pipe (400), its characterized in that: the bottom end of the shell (100) is fixedly communicated with an insertion pipe (200), an extrusion sleeve (202) is fixedly arranged on the periphery side of the insertion pipe (200), a sealing disc (300) is fixedly arranged at the top of the shell (100), the sealing disc (300) is connected with a pressure disc (304) through a pressure spring (303), the pressure disc (304) is clamped in an inner ring (101) in the shell (100), and an air inlet pipe (400) is fixedly arranged in the center of the top of the sealing disc (300).
2. The cartridge type overload oil compensating valve according to claim 1, wherein a communication port (103) is formed in the center of the bottom inside the housing (100), an inner ring (101) is fixed to the lower part inside the housing (100), and a sleeve port (102) is formed in the center of the top of the inner ring (101) in a penetrating manner.
3. A cartridge type overload oil compensating valve according to claim 1, wherein a pressing sleeve (202) is fixed to the lower part of the peripheral side of the insertion pipe (200), a sealing ring (201) is fixed to the upper part of the peripheral side of the insertion pipe (200), and the top of the sealing ring (201) is fixed to the bottom of the housing (100).
4. The cartridge type overload oil compensating valve according to claim 1, wherein a vent hole (306) is formed through the center of the top of the seal disc (300), a communication hole (305) is formed through the seal disc (300) on one side of the vent hole (306), a connection pipe (307) is fixed at the top end of the seal disc (300) above the communication hole (305), the communication hole (305) is communicated with the connection pipe (307), and an external thread (308) is formed on the upper portion of the peripheral side of the connection pipe (307).
5. A cartridge type overload oil compensating valve according to claim 1, wherein an inflator (301) is fixed at the bottom center of the sealing plate (300), an air pressure rod (302) is sleeved on the lower portion inside the inflator (301), a certain amount of air is filled in the inflator (301), and the bottom end of the air pressure rod (302) is fixed at the top of the pressure plate (304).
6. The cartridge type overload oil compensating valve according to claim 1, wherein a one-way valve core (401) is fixed in the air inlet pipe (400), and the air inlet pipe (400) is communicated with the vent hole (306) on the sealing disc (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122926537.9U CN215293062U (en) | 2021-11-26 | 2021-11-26 | Cartridge formula overload oil compensating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122926537.9U CN215293062U (en) | 2021-11-26 | 2021-11-26 | Cartridge formula overload oil compensating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215293062U true CN215293062U (en) | 2021-12-24 |
Family
ID=79527918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122926537.9U Active CN215293062U (en) | 2021-11-26 | 2021-11-26 | Cartridge formula overload oil compensating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215293062U (en) |
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2021
- 2021-11-26 CN CN202122926537.9U patent/CN215293062U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 453000 Wang Cun Xiang Wang Cun, Fengqiu County, Xinxiang City, Henan Province Patentee after: Henan Qiye mechanical equipment Co.,Ltd. Address before: 453300 Wang Cun Xiang Wang Cun, Fengqiu County, Xinxiang City, Henan Province Patentee before: Henan Hongsheng Petrochemical Machinery Co.,Ltd. |