Oil circuit integrated structure for hydraulic pump
Technical Field
The utility model relates to an oil circuit integrated structure, in particular to an oil circuit integrated structure for a hydraulic pump, and belongs to the technical field of hydraulic pumps.
Background
One type of hydraulic component that provides pressurized fluid for a hydraulic drive is a pump. Its function is to convert the mechanical energy of power machine (such as motor and internal combustion engine) into the pressure energy of liquid. The hydraulic pump has the advantages that the service life of the hydraulic pump is influenced by a plurality of factors, the factors are related to the design and the manufacture of the pump, the selection of some elements (such as a coupler, an oil filter and the like) related to the use of the pump, the operation in the trial run process and the like, the working principle of the hydraulic pump is that the movement brings the change of the volume of a pump cavity, so that fluid is compressed to have pressure energy, and the condition which needs to be met is that the sealed volume of the pump cavity is changed.
The hydraulic pump needs to use an oil circuit integrated structure, namely an oil circuit block, which is an assembly integrating dispersed hydraulic oil circuits, the oil circuit block is a square block for controlling the work of hydraulic oil simply, usually made of metal, and the oil circuit block needs to be designed independently for each hydraulic system according to a hydraulic schematic diagram.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an oil path integrated structure for a hydraulic pump to solve the problems of the related art.
In order to achieve the purpose, the utility model provides the following technical scheme: an oil circuit integrated structure for a hydraulic pump comprises an upper integrated block and a lower integrated block, wherein a first oil circuit penetrates through one front side of the upper integrated block, a first piston rod is movably arranged in one end of the first oil circuit, one end of the first piston rod is fixedly connected with a first conical rubber head, a second oil circuit penetrates through the middle of one side of the upper integrated block, a second piston rod is movably arranged in one end of the second oil circuit, one end of the second piston rod is fixedly connected with a second conical rubber head, a third oil circuit penetrates through the middle of one side of the lower integrated block, a third piston rod is movably arranged in the third oil circuit, one end of the third piston rod is fixedly connected with a third conical rubber head, a fourth oil circuit penetrates through the middle of the front side of the lower integrated block, and a fourth piston rod is movably arranged in the fourth oil circuit, one end of the fourth piston rod is fixedly connected with a fourth conical rubber head.
As a preferable technical scheme of the utility model, one side of the top end of the upper integrated block is provided with two oil ejection channels, and the two oil ejection channels are both communicated with the first oil way.
As a preferable technical scheme of the utility model, two front oil outlet channels are formed in one side of the front surface of the lower integrated block, and the two front oil outlet channels are both communicated with the fourth oil way.
As a preferred technical solution of the present invention, the other end of the first piston rod, the other end of the second piston rod, the other end of the third piston rod, and the other end of the fourth piston rod are all connected with a dust cap in a matching manner.
As a preferable technical solution of the present invention, the upper integrated block and the lower integrated block have a size completely equal to each other, and both the upper integrated block and the lower integrated block are made of a metal material.
As a preferable technical scheme of the utility model, the bottom end of the upper integrated block and the top end of the lower integrated block are both provided with two mutually perpendicular radiating grooves.
As a preferred technical solution of the present invention, the surface of the first piston rod, the surface of the second piston rod, the surface of the third piston rod, and the surface of the fourth piston rod are all sleeved with sealing rings.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the oil circuit integrated structure for the hydraulic pump, the first piston rod, the second piston rod, the third piston rod, the fourth piston rod, the first conical rubber head, the second conical rubber head, the fourth conical rubber head and the third conical rubber head are arranged, the sealing performance is guaranteed, an oil circuit can be dredged regularly, the problem that cleaning is difficult due to blockage is avoided, the oil circuit integrated structure is convenient to use, the oil outlet channels and the front oil outlet channels can be dredged appropriately when the first piston rod and the fourth piston rod are operated, the number of oil outlets is convenient to adjust, the oil outlet channels can be connected to the hydraulic pump better, and the practicability is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of an upper integrated block according to the present invention;
fig. 3 is a schematic cross-sectional structure diagram of the lower integrated block of the present invention.
In the figure: 1. an upper integration block; 2. a lower integration block; 3. a first oil passage; 4. a second oil passage; 5. a heat sink; 6. a third oil passage; 7. a fourth oil passage; 8. an oil ejection channel; 9. a front oil outlet channel; 10. a first piston rod; 11. a dust-proof cap; 12. a first conical rubber head; 13. a second piston rod; 14. a second conical rubber head; 15. a fourth piston rod; 16. a fourth conical rubber head; 17. a third piston rod; 18. and a third conical rubber head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution of an oil path integrated structure for a hydraulic pump:
according to the drawings 1-3, the integrated hydraulic cylinder comprises an upper integrated block 1 and a lower integrated block 2, a first oil way 3 penetrates through one side of the front face of the upper integrated block 1, a first piston rod 10 is movably mounted inside one end of the first oil way 3, a first conical rubber head 12 is fixedly connected to one end of the first piston rod 10, a second oil way 4 penetrates through the middle of one side of the upper integrated block 1, a second piston rod 13 is movably mounted inside one end of the second oil way 4, a second conical rubber head 14 is fixedly connected to one end of the second piston rod 13, a third oil way 6 penetrates through the middle of one side of the lower integrated block 2, a third piston rod 17 is movably mounted inside the third oil way 6, a third conical rubber head 18 is fixedly connected to one end of the third piston rod 17, a fourth oil way 7 penetrates through the middle of the front face of the lower integrated block 2, a fourth piston rod 15 is movably mounted inside the fourth oil way 7, and a fourth conical rubber head 16 is fixedly connected to one end of the fourth piston rod 15.
According to the drawings of fig. 1 and 2, one side of the top end of the upper integrated block 1 is provided with two oil ejection channels 8, the two oil ejection channels 8 are both communicated with the first oil path 3, one side of the front surface of the lower integrated block 2 is provided with two front oil outlet channels 9, the two front oil outlet channels 9 are both communicated with the fourth oil path 7, the quantity of oil outlets is convenient to adjust, the hydraulic pump is convenient to connect better, the practicability is strong, the other end of the first piston rod 10, the other end of the second piston rod 13, the other end of the third piston rod 17 and the other end of the fourth piston rod 15 are all connected with a dustproof cap 11 in a matching manner, the dustproof effect is improved, the oil paths are prevented from being damaged, the size of the upper integrated block 1 is completely equal to that of the size of the lower integrated block 2, the upper integrated block 1 and the lower integrated block 2 are both made of metal materials, the separate preparation is convenient, the manufacturing cost is reduced, the bottom end of the upper integrated block 1 and the top end of the lower integrated block 2 are both provided with two heat dissipation grooves 5 which are perpendicular to each other, the better heat dissipation of being convenient for ventilates, and the surface of first piston rod 10, the surface of second piston rod 13, the surface of third piston rod 17 and the surface of fourth piston rod 15 are all established and are connected with the sealing washer, improve the leakproofness, prevent that the oil circuit from taking place to reveal.
When the oil way integrated structure is used, the first oil way 3, the second oil way 4, the third oil way 6 and the fourth oil way 7 are connected through pipelines, the first oil way 3 is communicated with the second oil way 4, the third oil way 6 is communicated with the fourth oil way 7, when the oil way integrated structure is used, the corresponding conical rubber head can be driven to move through the telescopic motion of the first piston rod 10, the second piston rod 13, the third piston rod 17 and the fourth piston rod 15, the oil way can be dredged regularly, the cleaning difficulty caused by blockage is prevented, the use is convenient, when the first piston rod 10 and the fourth piston rod 15 are operated, the oil outlet channel 8 and the front oil outlet channel 9 can be dredged appropriately, the number of oil outlets is convenient to adjust, the oil outlets can be connected to a hydraulic pump better, and the practicability is high.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate agent, and may be used for communicating the inside of two elements or interacting relation of two elements, unless otherwise specifically defined, and the specific meaning of the terms in the present invention can be understood by those skilled in the art according to specific situations.
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 utility model, the scope of which is defined in the appended claims and their equivalents.