CN210623871U - Oil locking pipeline device - Google Patents
Oil locking pipeline device Download PDFInfo
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- CN210623871U CN210623871U CN201921587251.9U CN201921587251U CN210623871U CN 210623871 U CN210623871 U CN 210623871U CN 201921587251 U CN201921587251 U CN 201921587251U CN 210623871 U CN210623871 U CN 210623871U
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Abstract
The utility model provides an oil locking pipeline device for connect on the oil outlet way of oil tank, including oil locking valve and oil pipe, oil locking valve includes valve case, shutoff piece, elastic component and thimble, the valve case is equipped with the first valve port that is used for connecting the oil tank oil-out, is used for connecting oil pipe's second valve port and the oil guide channel of first valve port of intercommunication and second valve port, the shutoff piece sets up in oil guide channel and corresponds the second valve port, the elastic component acts on the shutoff piece to exert an elasticity that makes it remove towards second valve port direction to the shutoff piece, the thimble sets up on oil pipe, oil pipe makes the thimble top touch on the shutoff piece with being connected of second valve port to the elasticity that promotes the shutoff piece and overcomes the elastic component removes towards the direction of keeping away from the second valve port. The oil way can be automatically closed when the oil pipe is pulled out, and the oil way can be opened when the oil pipe is inserted and connected.
Description
Technical Field
The utility model relates to an oil circuit transmission field, concretely relates to lock oil pipe says device can self-sealing oil circuit when oil pipe extracts, can open the oil circuit when oil pipe inserts the connection.
Background
Hydraulic systems of automobiles, engineering machinery and the like use hydraulic oil as a working medium, and on the existing mobile equipment, the hydraulic oil is firstly stored in an oil tank and then is connected to each part through an oil pipe. According to the assembly of the concrete structure of mobile device, the oil-out setting of the oil tank of some mobile devices is in the oil tank bottom, adopts the mode of bottom oil-out promptly, and when changing the oil pump, the operator need climb to the vehicle bottom and loosen the oil drain bolt, waits for the hydraulic oil of oil tank to have discharged the back, just can change. Because the hydraulic oil can not be reused, a large amount of hydraulic oil is wasted, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an oil locking pipeline device, this oil locking pipeline device concatenate between oil tank oil-out and oil pipe, can the self-sealing oil circuit when oil pipe extracts, can open the oil circuit when oil pipe inserts the connection.
In order to achieve the above purpose, the utility model provides a technical scheme as follows:
an oil locking pipeline device comprises an oil locking valve and an oil pipe, wherein the oil locking valve comprises a valve shell, a plugging piece, an elastic piece and a thimble, the valve shell is provided with a first valve port used for being connected with an oil outlet of an oil tank, a second valve port used for being connected with the oil pipe and an oil guide channel communicated with the first valve port and the second valve port, the plugging piece is arranged in the oil guide channel and corresponds to the second valve port, the elastic piece acts on the plugging piece and applies elastic force to the plugging piece to enable the plugging piece to move towards the direction of the second valve port, the thimble is arranged on the oil pipe, the connection of the oil pipe and the second valve port enables the thimble to be in top contact with the plugging piece, and the plugging piece is pushed to overcome the elastic force of the elastic piece to move towards the direction far away from the second valve port.
Furthermore, the blocking piece comprises a blocking piece matched with the second valve port in shape and a guide column connected with the blocking piece, a guide hole is formed in the valve shell, the guide column of the blocking piece is inserted into the guide hole, and the blocking piece is opposite to the second valve port.
Furthermore, the inner opening of the second valve port towards the direction of the oil guide channel is a horn-shaped opening, and the plugging piece of the plugging piece is of a frustum structure matched with the horn-shaped inner opening.
Furthermore, the periphery wall of shutoff piece still caves in and is equipped with the recess, the sealing washer has been cup jointed on the recess.
Furthermore, the elastic part is a spring, the spring is arranged in the guide hole, one end of the spring is abutted against the inner wall of the valve shell, and the other end of the spring is abutted against the guide post of the plugging part.
Further, the valve housing comprises an oil pipe connecting seat and a plugging mounting seat, the oil pipe connecting seat is provided with a hollow cavity, and a first opening, a second opening and a third opening which are respectively communicated with the hollow cavity, the first opening and the second opening are oppositely arranged, the first opening is a second valve port used for connecting an oil pipe, the plugging piece and the elastic piece are arranged on the plugging mounting seat, the plugging mounting seat is connected with the second opening of the oil pipe connecting seat, and the third opening is a first valve port used for connecting an oil outlet of an oil tank; the hollow cavity body communicated with the third opening and the first opening is an oil guide channel.
Further, the thimble includes needle portion and fixed part, the fixed part includes solid fixed ring and connection crossbeam, gu fixed ring fixes in the oil pipe, connect the crossbeam and set up in solid fixed ring's middle part fretwork position, its both ends are the solid fixed ring of fixed connection respectively, needle portion is fixed in on the connection crossbeam.
Furthermore, a connecting screw hole is formed in the connecting cross beam, and one end of the needle part is provided with threads and fixedly screwed in the connecting screw hole of the connecting cross beam.
Through the utility model provides a technical scheme has following beneficial effect:
connecting the oil locking pipeline device to an oil outlet way of an oil tank, namely connecting a first valve port of a valve shell with an oil outlet of the oil tank, and connecting a second valve port of the valve shell with an oil pipe; before the oil pipe is inserted, the blocking piece moves towards the second valve port to block the second valve port under the action of the elastic piece; when the oil pipe is inserted, the thimble is inserted along with the oil pipe, the thimble is propped against the blocking piece and pushes the blocking piece to overcome the elasticity of the elastic piece to move towards the direction far away from the second valve port so as to open the second valve port and enable the oil way to be conducted; when the oil pipe is pulled out, the plugging piece loses the jacking contact of the ejector pin and moves towards the second valve port again to plug the second valve port under the action of the elastic piece, so that the oil way is plugged, the loss of a large amount of hydraulic oil is avoided, and the replacement efficiency can be improved.
Drawings
FIG. 1 is an exploded view of an oil lock valve of an oil lock piping device according to an embodiment;
FIG. 2 is a schematic view showing the assembly of the oil lock piping device in the embodiment;
FIG. 3 is an exploded view of the oil lock pipe assembly of the embodiment;
FIG. 4 is a sectional view showing the oil lock piping device in an assembled state in the embodiment;
FIG. 5 is a cross-sectional view of the condition of FIG. 4 with the tubing pulled out;
FIG. 6 is a schematic perspective view of an oil pipe connecting seat of the oil locking pipe device in the embodiment;
FIG. 7 is a sectional view of an oil pipe connecting seat of the oil lock pipe device in the embodiment;
FIG. 8 is a schematic structural view of a block piece of the oil lock pipeline device in the embodiment;
FIG. 9 is a schematic structural diagram of a thimble of the oil-lock pipe device in the embodiment.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 9, the present embodiment provides an oil locking pipeline device, which is used for being connected to an oil outlet path of an oil tank 2, and includes an oil locking valve 1 and an oil pipe 4, where the oil locking valve includes a valve housing 10, a blocking member 20, an elastic member 30, and an ejector pin 40, the valve housing 10 is provided with a first valve port 101 for connecting an oil tank outlet 3, a second valve port 102 for connecting the oil pipe 4, and an oil guide passage 103 for communicating the first valve port 101 with the second valve port 102, and hydraulic oil flowing out of the oil tank outlet 3 sequentially flows to the oil pipe 4 through the first valve port 101, the oil guide passage 103, and the second valve port 102 for output.
The sealing member 20 is disposed in the oil guide passage 103 and corresponds to the second valve port 102, the elastic member 30 acts on the sealing member 20 and applies an elastic force to the sealing member 20 to move the sealing member toward the second valve port 102, and the sealing member 20 moves toward the second valve port 102 to seal the second valve port 102 under the action of the elastic member 30 without an external force.
The thimble 40 is disposed on the oil pipe 4, and the connection between the oil pipe 4 and the second valve port 102 causes the thimble 40 to contact the blocking element 20, and pushes the blocking element 20 to move away from the second valve port 102 against the elastic force of the elastic element 30.
The oil locking pipeline device is connected to an oil outlet path of the oil tank 2, namely a first valve port 101 of the valve shell 10 is connected with an oil outlet 3 of the oil tank, and a second valve port 102 of the valve shell is connected with an oil pipe 4; before inserting the oil pipe 4, the blocking piece 20 moves towards the second valve port 102 under the action of the elastic piece 30 to block the second valve port 102, and as shown in fig. 5, the oil at the oil outlet is blocked. When the oil pipe 4 is inserted, the thimble 40 is inserted with the oil pipe 4, the thimble 40 contacts the blocking piece 20, and pushes the blocking piece 20 to move in a direction away from the second valve port 102 against the elastic force of the elastic piece 30, so as to open the second valve port 102, and conduct the oil path, as shown in fig. 4. When the oil pipe 4 is pulled out, the blocking piece 20 loses the abutting contact of the thimble 40 and moves to the second valve port 102 again under the action of the elastic piece 30 to block the second valve port 102, so as to block the oil path, as shown in fig. 5, avoid the loss of a large amount of hydraulic oil, and improve the replacement efficiency.
Further, in this embodiment, the blocking piece 20 includes a blocking piece 21 matching with the shape of the second valve port 102 and a guiding column 22 connecting the blocking piece 21, specifically, the shapes of the second valve port 102 and the blocking piece 21 are both circular, the second valve port 102 is a circular opening, and the blocking piece 21 is a circular blocking piece; of course, in other embodiments, the shapes of the second valve port 102 and the blocking piece 21 are not limited thereto. A guide hole 121 is formed in the valve housing 10, the guide post 22 of the blocking piece 20 is inserted into the guide hole 121, and the blocking piece 21 faces the second valve opening 102. By the guiding engagement of the guiding studs 22 with the guiding holes 121, the blocking piece 21 can be translated into a correct sealing engagement with the second valve port 102. Of course, in other embodiments, the structure of the blocking member 20 is not limited to this, and if the oil guiding channel 103 and the blocking member 20 can perform a good guiding function, it is also not necessary to adopt a guiding matching structure of the guiding column 22 and the guiding hole 121.
More specifically, an inner opening 1021 of the second valve port 102 in the direction of the oil guiding passage 103 is a trumpet-shaped opening, and the blocking piece 21 of the blocking piece 20 is a frustum structure matched with the trumpet-shaped inner opening 1021. When the plugging sheet 21 moves to be matched with the second valve port 102 in a sealing manner, the outer side wall of the plugging sheet 21 is attached to the inner opening of the second valve port 102, so that sealing is realized, and the sealing effect is good; meanwhile, the trumpet-shaped inner opening 1021 has a good guiding effect, so that the plugging sheet 21 can be well guided and positioned to prevent deviation.
More specifically, the periphery wall of shutoff piece 21 is still sunken to be equipped with recess 201, the sealing washer 23 has been cup jointed on the recess 201, and through the setting of sealing washer 23, the laminating is better when cooperating with tubaeform inner opening 1021, and sealed effect is better.
Further, in the present embodiment, the elastic member 30 is a spring, and the spring 30 is disposed in the guiding hole 121, and one end of the spring abuts against the inner wall of the valve housing 10, and the other end abuts against the guiding post 22 of the blocking member 20. The spring is adopted, the spring can be well arranged in the guide hole 121, the plugging piece 20 is driven, the structure is simple, and materials are easy to obtain. Of course, in other embodiments, other elastic members capable of applying an elastic force to the blocking member may be used, such as an elastic sheet, a tension spring, etc., and the position where the elastic member is disposed may be different, as long as the elastic force for moving the blocking member 20 toward the second valve port 102 can be applied to the blocking member.
Further, in this embodiment, the valve housing 10 includes an oil pipe connecting seat 11 and a blocking mounting seat 12, the oil pipe connecting seat 11 has a hollow cavity 114 and a first opening 111, a second opening 112 and a third opening 113 respectively penetrating through the hollow cavity 114, the first opening 111 and the second opening 112 are oppositely disposed, specifically, the oil pipe connecting seat 11 is in a square structure (in other embodiments, the first opening 111 and the second opening 112 are disposed on two opposite surfaces of the square oil pipe connecting seat 11, the third opening 113 is disposed on one of the surfaces between the first opening 111 and the second opening 112, that is, as shown in fig. 7, the first opening 111 and the second opening 112 are disposed on a right surface and a left surface of the square oil pipe connecting seat 11, and the third opening 113 is disposed on an upper surface of the square oil pipe connecting seat 11. The first opening 111 is a second valve port 102 for connecting an oil pipe, the plugging member 20 and the elastic member 30 are disposed on the plugging mounting seat 12, that is, the guide hole 121 is disposed on the plugging mounting seat 12, the elastic member 30 is disposed in the guide hole 121, and the guide post 22 of the plugging member 20 is inserted into the guide hole 121. The plugging mounting seat 12 is connected to the second opening 112 of the oil pipe connecting seat 11, so that the plugging sheet 21 corresponds to the first opening 111. The third opening 113 is used for connecting the first valve port 101 of the oil tank outlet 3; the hollow cavity part communicating the third opening 113 and the first opening 111 is an oil guide passage. By adopting the structure, the oil pipe connecting seat 11 and the plugging mounting seat 12 form detachable connection, and parts are convenient to assemble. Specifically, the plugging mounting seat 12 can be connected to the second opening 112 of the oil pipe connecting seat 11 by a sealing connection manner in the prior art, such as a sealing screwing manner. Of course, in other embodiments, an integral connection structure or the like may be used for the valve housing.
Further, in this embodiment, the thimble 40 includes a needle portion 43 and a fixing portion, the fixing portion includes a fixing ring 41 and a connecting beam 42, the fixing ring 41 is fixed in the oil pipe 4, the connecting beam 42 is disposed in a hollow-out position of a middle portion of the fixing ring 41, two ends of the connecting beam are respectively fixedly connected to the fixing ring 41, and the needle portion 43 is fixed on the connecting beam 42. The hollow structure in the middle of the fixing ring 41 does not affect the flow of the hydraulic oil from the oil pipe 4. Of course, in other embodiments, the ejector pin 40 is not limited thereto.
Specifically, the inner wall of the oil pipe 4 protrudes inwards with a step portion 5, the inner pipe 6 is detachably sleeved in the oil pipe 4, the inner pipe 6 and the step portion 5 form an annular clamping groove together, and the fixing ring 41 of the thimble 40 is limited in the annular clamping groove. The specific operation is as follows: the fixing ring 41 of the thimble 40 is firstly sleeved into the oil pipe 4 from the port of the oil pipe 4, then the inner pipe 6 is sleeved into the port of the oil pipe 4, and the fixing ring 41 of the thimble 40 is fixed under the clamping limitation of the step part 5 and the inner pipe 6.
Furthermore, in this embodiment, the connecting cross beam 42 is provided with a connecting screw hole (not labeled), one end of the needle portion 43 is provided with a thread (not labeled), and the needle portion is fixedly screwed in the connecting screw hole of the connecting cross beam 42 to realize detachable connection, and meanwhile, the extending length of the needle portion 43 relative to the fixing ring 41 can be adjusted by rotating the needle portion 43. Of course, in other embodiments, the pin portion 43 and the connecting beam 42 may be connected in other manners.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. An oil locking pipeline device is characterized in that: the oil locking valve comprises an oil locking valve and an oil pipe, wherein the oil locking valve comprises a valve shell, a plugging piece, an elastic piece and a thimble, the valve shell is provided with a first valve port used for being connected with an oil outlet of an oil tank, a second valve port used for being connected with the oil pipe and an oil guide channel communicated with the first valve port and the second valve port, the plugging piece is arranged in the oil guide channel and corresponds to the second valve port, the elastic piece acts on the plugging piece and applies elastic force to the plugging piece to enable the plugging piece to move towards the direction of the second valve port, the thimble is arranged on the oil pipe, the oil pipe is connected with the second valve port to enable the thimble to be in top contact with the plugging piece, and the plugging piece is pushed to overcome the elastic force of the elastic piece to move towards the direction far away.
2. The oil lock pipe device according to claim 1, wherein: the blocking piece comprises a blocking piece matched with the second valve port in shape and a guide column connected with the blocking piece, a guide hole is formed in the valve shell, the guide column of the blocking piece is inserted into the guide hole, and the blocking piece is opposite to the second valve port.
3. The oil lock pipe device according to claim 2, wherein: the inner opening of the second valve port in the direction of the oil guide channel is a horn-shaped opening, and the plugging piece of the plugging piece is of a frustum structure matched with the horn-shaped inner opening.
4. The oil lock pipe device according to claim 3, wherein: the periphery wall of shutoff piece still caves in and is equipped with the recess, the sealing washer has been cup jointed on the recess.
5. The oil lock pipe device according to claim 2, wherein: the elastic piece is a spring, the spring is arranged in the guide hole, one end of the spring is abutted against the inner wall of the valve shell, and the other end of the spring is abutted against the guide post of the plugging piece.
6. The oil lock pipe device according to claim 1, wherein: the valve shell comprises an oil pipe connecting seat and a plugging mounting seat, the oil pipe connecting seat is provided with a hollow cavity, a first opening, a second opening and a third opening, the first opening, the second opening and the third opening are respectively communicated with the hollow cavity, the first opening and the second opening are oppositely arranged, the first opening is a second valve port used for connecting an oil pipe, the plugging piece and the elastic piece are arranged on the plugging mounting seat, the plugging mounting seat is connected to the second opening of the oil pipe connecting seat, and the third opening is a first valve port used for connecting an oil outlet of an oil tank; the hollow cavity body communicated with the third opening and the first opening is an oil guide channel.
7. The oil lock pipe device according to claim 1, wherein: the thimble includes needle portion and fixed part, the fixed part is including solid fixed ring and connection crossbeam, gu fixed ring fixes in the oil pipe, connect the crossbeam and set up in solid fixed ring's middle part fretwork position, its both ends are the solid fixed ring of fixed connection respectively, needle portion is fixed in on the connection crossbeam.
8. The oil lock pipe device according to claim 7, wherein: the connecting beam is provided with a connecting screw hole, one end of the needle part is provided with threads, and the needle part is fixedly screwed in the connecting screw hole of the connecting beam.
9. The oil lock pipe device according to claim 7, wherein: the inner wall of the oil pipe is internally provided with a step part in a protruding mode, the inner pipe is detachably sleeved in the oil pipe, the inner pipe and the step part form an annular clamping groove together, and the fixing ring of the ejector pin is limited in the annular clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921587251.9U CN210623871U (en) | 2019-09-23 | 2019-09-23 | Oil locking pipeline device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921587251.9U CN210623871U (en) | 2019-09-23 | 2019-09-23 | Oil locking pipeline device |
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| Publication Number | Publication Date |
|---|---|
| CN210623871U true CN210623871U (en) | 2020-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921587251.9U Active CN210623871U (en) | 2019-09-23 | 2019-09-23 | Oil locking pipeline device |
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| CN (1) | CN210623871U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112806918A (en) * | 2021-01-13 | 2021-05-18 | 江苏美的清洁电器股份有限公司 | Communication device |
| CN114893654A (en) * | 2022-03-29 | 2022-08-12 | 江苏图创智慧能源有限公司 | Detachable measurement and control instrument mounting structure and application method thereof |
-
2019
- 2019-09-23 CN CN201921587251.9U patent/CN210623871U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112806918A (en) * | 2021-01-13 | 2021-05-18 | 江苏美的清洁电器股份有限公司 | Communication device |
| CN114893654A (en) * | 2022-03-29 | 2022-08-12 | 江苏图创智慧能源有限公司 | Detachable measurement and control instrument mounting structure and application method thereof |
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