CN212928370U - Hydraulic oil cylinder for truck - Google Patents
Hydraulic oil cylinder for truck Download PDFInfo
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- CN212928370U CN212928370U CN202021657067.XU CN202021657067U CN212928370U CN 212928370 U CN212928370 U CN 212928370U CN 202021657067 U CN202021657067 U CN 202021657067U CN 212928370 U CN212928370 U CN 212928370U
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Abstract
The utility model provides a hydraulic cylinder for truck relates to the hydraulic transmission field. Including the hydro-cylinder body, the last fixed surface of hydro-cylinder body installs the cylinder cap, the one end intercommunication that the cylinder cap was kept away from to the hydro-cylinder body has business turn over hydraulic fluid port, the inside slip of cylinder cap runs through there is the push rod, the one end fixed mounting that the cylinder cap was kept away from to the push rod has the piston, the lower surface of cylinder cap is provided with sealing mechanism, sealing mechanism includes the standing groove, the inner wall fixed mounting of standing groove has the rubber circle, the surface symmetry intercommunication of rubber circle has the air inlet, the surface symmetry fixed mounting that the push rod is close to cylinder cap one end has the connecting rod, the surface of hydro-cylinder. The utility model discloses, through setting up this sealing mechanism, can avoid hydraulic cylinder at the in-process of motion, the phenomenon that leads to the oil leak takes place, guarantees going on smoothly of whole hydraulic system work, prolongs whole hydraulic cylinder's life.
Description
Technical Field
The utility model relates to a hydraulic transmission field especially relates to a hydraulic cylinder for truck.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion, and when the hydraulic cylinder is used for realizing reciprocating motion, a speed reducing device can be omitted, and the hydraulic cylinder has no transmission gap and is stable in motion, so that the hydraulic cylinder is widely applied to hydraulic systems of various machines.
When hydraulic cylinder is carrying out the during operation, when the piston is coming back and forth movement, owing to lack corresponding mechanism, can cause the inside liquid of hydro-cylinder to spill to arouse whole hydraulic cylinder at the during operation pressure not enough, lead to whole hydraulic cylinder's work to go on smoothly at last, reduce whole hydraulic cylinder's life even, finally lead to whole hydraulic system to go wrong, then the collapse.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a hydraulic oil cylinder for a truck.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a hydraulic oil cylinder for a truck comprises an oil cylinder body, wherein a cylinder cover is fixedly arranged on the upper surface of the oil cylinder body, an oil inlet and an oil outlet are communicated with one end of the oil cylinder body, which is far away from the cylinder cover, a push rod penetrates through the interior of the cylinder cover in a sliding manner, a piston is fixedly arranged at one end of the push rod, which is far away from the cylinder cover, a sealing mechanism is arranged on the lower surface of the cylinder cover, the sealing mechanism comprises a placing groove, the inner wall of the placing groove is fixedly provided with a rubber ring, the outer surface of one end of the push rod close to the cylinder cover is symmetrically and fixedly provided with connecting rods, a pressure lever is fixedly arranged at one end of the connecting rod, which is far away from the push rod, sliding grooves are symmetrically arranged on the inner wall of one end of the oil cylinder body, which is close to the cylinder cover, the inner wall fixed mounting that the spout is close to cylinder cap one end has elastic spring, elastic spring keeps away from the one end fixed mounting of spout has the connecting rod, the inner wall symmetry fixed mounting of standing groove has the gas tank.
Preferably, the connecting rod is connected with the inner wall of the air box in a sliding mode, and a pressing block is fixedly mounted at one end, close to the air box, of the connecting rod.
Preferably, the outer surface of the rubber ring is symmetrically communicated with air inlets, and one ends, far away from the rubber ring, of the air inlets are communicated with the outer surface of the air box.
Preferably, the surface of hydro-cylinder body is provided with protection machanism, protection machanism includes the protecting crust, the inner wall fixed mounting of protecting crust has the locking lever, the locking lever is kept away from the one end of protecting crust and has been seted up the spread groove, the inner wall sliding connection of spread groove has the slider, the connecting hole has been seted up to one side that the protecting crust is close to the locking lever.
Preferably, a return spring is fixedly installed between one end, close to the connecting groove, of the sliding block and the inner wall of the connecting groove, and the lock rod is matched with the connecting hole in size.
Preferably, the outer fixed surface of protecting crust has the handle, the annular has been seted up to the protecting crust near the one end symmetry of business turn over hydraulic fluid port.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
1. in the utility model, when the hydraulic oil cylinder starts to work, the push rod can drive the piston to move back and forth and then drive the whole hydraulic system to work, when the push rod drives the piston to move back and forth, the push rod can drive the connecting rod to slide along the inner wall of the chute, then the connecting rod can drive the press rod to move back and forth, when the push rod moves to the final position, the press rod can compress the elastic spring, then the elastic spring can drive the connecting rod to move towards the inside of the air box, then the connecting rod can drive the press block to move, the press block can compress the air in the air box and fill the air into the rubber ring through the air inlet, then the rubber ring can be expanded, then the sealing effect is achieved, by arranging the sealing mechanism, the phenomenon of oil leakage caused in the moving process of the hydraulic oil cylinder can be effectively avoided, and the smooth operation of the whole hydraulic system is ensured, the service life of the whole hydraulic oil cylinder is prolonged.
2. The utility model discloses in, when this hydraulic cylinder of needs transportation, the handle can be held to the staff this moment, then be in the same place two protecting crust, the connecting hole can be inserted into next to the locking lever, at the male in-process, the slider can slide and compress reset spring towards the inside of spread groove, reset spring is in compression state this moment, when moving final position, reset spring kick-backs, the inside through-hole roll-off of spread groove can be followed to the slider, be in the same place two sets of protecting crust locks, the staff holds the handle next and lifts away can, if need use, press the slider and open two sets of protecting crust again, again with this hydraulic cylinder assemble hydraulic system in can, through setting up this protection machanism, can avoid this hydraulic cylinder at the in-process of transportation, the phenomenon that appears damaging takes place, guaranteed going on smoothly of this hydraulic cylinder work.
Drawings
Fig. 1 is a schematic perspective view of a hydraulic cylinder for a truck according to the present invention;
FIG. 2 is a schematic view of a cross-sectional structure of a hydraulic cylinder for a truck according to the present invention;
FIG. 3 is a schematic view of a sealing mechanism of a hydraulic cylinder for a truck according to the present invention;
FIG. 4 is a schematic view of a protective mechanism of a hydraulic cylinder for a truck according to the present invention;
fig. 5 is a schematic structural view of a portion a in fig. 3 of a hydraulic cylinder for a truck according to the present invention;
fig. 6 is the utility model provides a B department's schematic structure in fig. 4 of hydraulic cylinder for truck.
Illustration of the drawings:
1. an oil cylinder body; 2. a cylinder cover; 3. an oil inlet and an oil outlet; 4. a push rod; 5. a piston; 6. a sealing mechanism; 7. a protection mechanism; 601. a placement groove; 602. a rubber ring; 603. a connecting rod; 604. a pressure lever; 605. a chute; 606. an elastic spring; 607. a connecting rod; 608. a gas tank; 609. briquetting; 701. a protective shell; 702. a lock lever; 703. connecting grooves; 704. a slider; 705. connecting holes; 706. a return spring.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
The specific arrangement and function of the sealing means 6 and the shielding means 7 will be described in detail below.
As shown in fig. 5, the sealing mechanism 6 includes a placing groove 601, a rubber ring 602 is fixedly mounted on an inner wall of the placing groove 601, air inlets are symmetrically communicated with an outer surface of the rubber ring 602, a connecting rod 603 is symmetrically and fixedly mounted on an outer surface of one end of the push rod 4 close to the cylinder cover 2, a pressure lever 604 is fixedly mounted on one end of the connecting rod 603 away from the push rod 4, a sliding groove 605 is symmetrically formed on an inner wall of one end of the cylinder body 1 close to the cylinder cover 2, an elastic spring 606 is fixedly mounted on an inner wall of one end of the sliding groove 605, a connecting rod 607 is fixedly mounted on one end of the elastic spring 606 away from the sliding groove 605, an air box 608 is symmetrically and fixedly mounted on an inner wall of the placing groove 601, one end of the air inlets away from the rubber ring 602 is communicated with an outer surface of the air box 608, the hydraulic oil cylinder can effectively avoid oil leakage caused by the hydraulic oil cylinder in the moving process, ensures the smooth operation of the whole hydraulic system, and prolongs the service life of the whole hydraulic oil cylinder.
The whole sealing mechanism 6 achieves the effect that when the hydraulic oil cylinder starts to work, the push rod 4 drives the piston 5 to move back and forth and then drives the whole hydraulic system to work, when the push rod 4 drives the piston 5 to move back and forth, the push rod 4 drives the connecting rod 603 to slide along the inner wall of the chute 605, then the connecting rod 603 drives the press rod 604 to move back and forth, when the connecting rod 4 moves to the final position, the press rod 604 compresses the elastic spring 606, then the elastic spring 606 drives the connecting rod 607 to move towards the inside of the air box 608, then the connecting rod 607 drives the press block 609 to move, the press block 609 compresses the air in the air box 608, and the air is filled into the rubber ring 602 through the air inlet, then the rubber ring 602 can bulge and then play a sealing role, by arranging the sealing mechanism 6, the hydraulic oil cylinder can be effectively prevented from moving, the oil leakage phenomenon is caused, the smooth operation of the whole hydraulic system is ensured, and the service life of the whole hydraulic oil cylinder is prolonged.
As shown in fig. 6, the protection mechanism 7 includes a protection shell 701, a handle is fixedly installed on the outer surface of the protection shell 701, a ring groove is symmetrically formed in one end of the protection shell 701 close to the oil inlet/outlet 3, a lock rod 702 is fixedly installed on the inner wall of the protection shell 701, a connection groove 703 is formed in one end of the lock rod 702 far away from the protection shell 701, a slider 704 is slidably connected to the inner wall of the connection groove 703, a connection hole 705 is formed in one side of the protection shell 701 close to the lock rod 702, the lock rod 702 is matched with the connection hole 705 in size, a reset spring 706 is fixedly installed between one end of the slider 704 close to the connection groove 703 and the inner wall of the connection groove 703, by setting the protection mechanism 7, the hydraulic oil cylinder can be prevented from being.
The whole protection mechanism 7 has the advantages that when the hydraulic oil cylinder needs to be transported, a worker can hold the handle at the moment, then the two protection shells 701 are combined together, then the lock rod 702 is inserted into the connecting hole 705, in the inserting process, the sliding block 704 slides towards the inside of the connecting groove 703 and compresses the return spring 706, at the moment, the return spring 706 is in a compression state, when the hydraulic oil cylinder moves to a final position, the return spring 706 rebounds, the sliding block 704 slides out of the through hole in the connecting groove 703 to lock the two protection shells 701 together, then the worker holds the handle to lift the handle, if the hydraulic oil cylinder needs to be used, the sliding block 704 is pressed to open the two protection shells 701, then the hydraulic oil cylinder is assembled into a hydraulic system, and the phenomenon that the hydraulic oil cylinder is damaged in the transporting process can be avoided by arranging the protection mechanism 7, the smooth operation of the hydraulic oil cylinder is ensured.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiments into equivalent variations to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a hydraulic cylinder for truck, includes hydro-cylinder body (1), its characterized in that: the oil cylinder is characterized in that a cylinder cover (2) is fixedly arranged on the upper surface of the oil cylinder body (1), one end, far away from the cylinder cover (2), of the oil cylinder body (1) is communicated with an oil inlet and an oil outlet (3), a push rod (4) penetrates through the inside of the cylinder cover (2) in a sliding manner, a piston (5) is fixedly arranged at one end, far away from the cylinder cover (2), of the push rod (4), a sealing mechanism (6) is arranged on the lower surface of the cylinder cover (2), the sealing mechanism (6) comprises a placing groove (601), a rubber ring (602) is fixedly arranged on the inner wall of the placing groove (601), a connecting rod (603) is fixedly arranged on the outer surface, close to one end of the cylinder cover (2), of the connecting rod (603), far away from the push rod (4), a pressing rod (604) is fixedly arranged on one end, close, the inner wall of the sliding groove (605) close to one end of the cylinder cover (2) is fixedly provided with an elastic spring (606), one end of the elastic spring (606) far away from the sliding groove (605) is fixedly provided with a connecting rod (607), and the inner wall of the placing groove (601) is symmetrically and fixedly provided with an air box (608).
2. The hydraulic cylinder for trucks of claim 1, characterized in that: the connecting rod (607) is connected with the inner wall of the air box (608) in a sliding mode, and a pressing block (609) is fixedly installed at one end, close to the air box (608), of the connecting rod (607).
3. The hydraulic cylinder for trucks of claim 1, characterized in that: the outer surface of the rubber ring (602) is symmetrically communicated with air inlets, and one end of each air inlet, which is far away from the rubber ring (602), is communicated with the outer surface of the air box (608).
4. The hydraulic cylinder for trucks of claim 1, characterized in that: the outer surface of hydro-cylinder body (1) is provided with protection machanism (7), protection machanism (7) are including protecting crust (701), the inner wall fixed mounting of protecting crust (701) has locking lever (702), connecting groove (703) have been seted up to the one end that protecting crust (701) were kept away from in locking lever (702), the inner wall sliding connection of connecting groove (703) has slider (704), connecting hole (705) have been seted up to one side that protecting crust (701) are close to locking lever (702).
5. The hydraulic cylinder for trucks of claim 4, characterized in that: a return spring (706) is fixedly arranged between one end of the sliding block (704) close to the connecting groove (703) and the inner wall of the connecting groove (703), and the lock rod (702) is matched with the connecting hole (705) in size.
6. The hydraulic cylinder for trucks of claim 4, characterized in that: the outer fixed surface of protecting crust (701) installs the handle, the annular has been seted up to the one end symmetry that protecting crust (701) are close to business turn over hydraulic fluid port (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021657067.XU CN212928370U (en) | 2020-08-11 | 2020-08-11 | Hydraulic oil cylinder for truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021657067.XU CN212928370U (en) | 2020-08-11 | 2020-08-11 | Hydraulic oil cylinder for truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212928370U true CN212928370U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021657067.XU Active CN212928370U (en) | 2020-08-11 | 2020-08-11 | Hydraulic oil cylinder for truck |
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| CN (1) | CN212928370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439811A (en) * | 2022-01-27 | 2022-05-06 | 安徽德鸿机件制造有限公司 | Hydraulic oil cylinder for truck cab |
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2020
- 2020-08-11 CN CN202021657067.XU patent/CN212928370U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439811A (en) * | 2022-01-27 | 2022-05-06 | 安徽德鸿机件制造有限公司 | Hydraulic oil cylinder for truck cab |
| CN114439811B (en) * | 2022-01-27 | 2023-07-14 | 安徽德鸿机件制造有限公司 | Hydraulic cylinder for truck cab |
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