CN213016573U

CN213016573U - Automobile-used convenient to detach piston of fracturing

Info

Publication number: CN213016573U
Application number: CN202022042602.7U
Authority: CN
Inventors: 高嘉翊; 兰广裕; 成金富
Original assignee: Jianhu Jintuo Machinery Manufacturing Co ltd
Current assignee: Jianhu Jintuo Machinery Manufacturing Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-04-20
Anticipated expiration: 2030-09-17

Abstract

The utility model is suitable for the technical field of automobile pistons, and provides a fracturing automobile-used piston convenient to dismantle, which comprises a piston head, a connecting rod and a pin hole, wherein the connecting rod is movably connected to the bottom of the piston head, the pin hole is connected to the inside of the piston head in a penetrating way, the surface of the piston head is sleeved with a piston ring, the surface of the piston head is sleeved with an air ring below the piston ring, the surface of the piston head is sleeved with an oil ring below the air ring, and a pin baffle ring is embedded below the oil ring. The working efficiency is improved.

Description

Automobile-used convenient to detach piston of fracturing

Technical Field

The utility model relates to an automobile-used piston technical field, concretely relates to automobile-used convenient to detach piston of fracturing.

Background

The piston is a reciprocating element in the cylinder block of a vehicle engine, the basic structure of the piston can be divided into a top part, a head part and a skirt part, the top part of the piston is the main part forming a combustion chamber, and the shape of the top part of the piston is related to the form of the selected combustion chamber.

The prior art has the following defects: the existing piston for the fracturing truck reciprocates up and down in the piston wall for a long time, so that the piston is abraded, the piston is disassembled and assembled by maintainers during maintenance, the maintenance time is prolonged, and the maintenance work efficiency is influenced.

Therefore, there is a need for upgrading and retrofitting existing fracturing truck pistons to overcome existing problems and deficiencies.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an automobile-used convenient to detach piston of fracturing aims at solving the automobile-used piston of current fracturing and causes the piston wearing and tearing back for a long time, and the maintainer is when overhauing, and the piston dismouting is loaded down with trivial details, has increased the time of overhauing and maintaining, influences the work efficiency's of overhauing problem.

In order to achieve the above object, the present invention provides the following technical solutions: a conveniently-detached piston for a fracturing truck comprises a piston head, a connecting rod and a pin hole, wherein the connecting rod is movably connected to the bottom of the piston head, the pin hole is connected with the inner part of the piston head in a penetrating way, the surface of the piston head is sleeved with a piston ring, the surface of the piston head is movably sleeved with an air ring positioned below a piston ring, the surface of the piston head is movably sleeved with an oil ring positioned below the air ring, a pin baffle ring is embedded below the oil ring, a high temperature resistant layer is fixedly attached to the top of the piston head, a fixing ring is arranged on a hole at the top of the connecting rod, a piston pin penetrates through the pin hole, a piston pin bolt penetrates through the internal thread of the piston pin, the bottom end of the connecting rod is fixedly connected with an upper bearing bush, the bottom surface of the upper bearing bush is movably connected with a lower bearing bush, and fixing bolts are inserted into the threads on the two sides of the top surface of the upper bearing bush in a penetrating manner, and a lantern ring is arranged between the upper bearing bush and the lower bearing bush.

Preferably, the piston head and the connecting rod are movably connected through a piston pin inserted in the fixed ring.

Preferably, the inner part of the piston pin and the surface of the piston pin bolt are both provided with threads, and the piston pin is matched with the threads of the piston pin bolt.

Preferably, the upper bearing bush is connected with the connecting rod in an integrated manner, and the bottom surface of the upper bearing bush is matched with the top surface of the lower bearing bush.

Preferably, the upper bearing bush and the lower bearing bush are in threaded connection through a fixing bolt, and the lantern ring is circular.

Preferably, the high temperature resistant layer is fixed on the top of the piston head and is made of graphene.

Preferably, the piston ring, the gas ring, the oil ring and the pin baffle ring are provided with openings, and the piston ring, the gas ring, the oil ring and the pin baffle ring are arranged in a staggered mode.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an automobile-used convenient to detach piston of fracturing:

1. the utility model discloses a set up piston pin and piston pin bolt for this piston when the installation, with solid fixed ring and pinhole alignment, later alternate solid fixed ring and pinhole with the piston pin simultaneously, twist the piston pin bolt into the piston pin afterwards and can accomplish the installation, avoided the fixed of traditional bolt, simplified the equipment and the dismantlement process of this piston, make things convenient for the maintainer to clear up it, promote its work efficiency.

2. The utility model discloses a set up upper bearing shell, lower bearing shell and fixing bolt for this piston when the installation cylinder, align the hole between upper bearing shell and the lower bearing shell, screw into the upper bearing shell and make it fixed can accomplish the installation in the lower bearing shell to fixing bolt afterwards, make things convenient for it to carry out the transmission, effectively avoid the loaded down with trivial details process of dismouting of traditional integral type piston connecting rod axle bush, can overhaul alone and clear up the individual of dismantling, promote the life of whole piston.

3. The utility model discloses a set up high temperature resistant layer for this piston can bear the highly compressed strong impact of high temperature in the combustion chamber in the use, can tolerate stronger high temperature, and shock resistance has prolonged the life of piston by a wide margin.

Drawings

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic cross-sectional structure diagram of a piston head provided by the present invention;

fig. 3 is a schematic view of a cross-sectional structure of a connecting rod according to the present invention;

FIG. 4 is a schematic view of a piston pin structure provided by the present invention;

in the figure: 1. a piston head; 101. a piston ring; 102. a gas ring; 103. an oil ring; 104. a pin retainer ring; 2. a connecting rod; 201. a fixing ring; 3. a pin hole; 4. a piston pin; 401. a piston pin bolt; 5. a high temperature resistant layer; 6. an upper bearing bush; 7. a lower bearing bush; 8. fixing the bolt; 9. a collar.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, refer to fig. 1-4, the utility model provides a vehicular convenient to detach piston for fracturing, including piston head 1, connecting rod 2 and pinhole 3, connecting rod 2 swing joint is in the bottom of piston head 1, pinhole 3 through connection is in the inside of piston head 1, piston ring 101 has been registrated on the surface of piston head 1, piston head 1's surface activity registrates the gas ring 102 that is located piston ring 101 below, piston head 1's surface activity registrates the oil ring 103 that is located gas ring 102 below, the below of oil ring 103 is embedded to have a round pin fender ring 104, the top of piston head 1 is fixed to be laminated with high temperature resistant layer 5, the top trompil of connecting rod 2 is provided with solid fixed ring 201, the inside of pinhole 3 is run through has piston pin 4, the internal thread of piston pin 4 has been inserted piston pin bolt 401, the bottom fixedly connected with upper bearing bush 6 of connecting rod 2, the bottom surface swing joint of upper, and the two sides of the top surface of the upper bearing bush 6 are threaded with fixing bolts 8 in a penetrating way, and a lantern ring 9 is arranged between the upper bearing bush 6 and the lower bearing bush 7.

The utility model discloses a use as follows: when the utility model is used, whether each part is complete is checked firstly, then the fixing ring 201 is aligned with the pin hole 3, then the piston pin 4 is inserted into the fixing ring 201 and the pin hole 3 simultaneously, then the piston pin bolt 401 is screwed into the piston pin 4, the installation of the piston head 1 and the connecting rod 2 can be completed, the installation mode avoids the fixation of the traditional bolt, the assembly and disassembly processes of the piston are simplified, the piston is convenient for the maintainer to clean the piston, the work efficiency is improved, then, the holes between the upper bearing bush and the lower bearing bush 7 of the upper bearing bush 6 are aligned, then the fixing bolt 8 is screwed into the upper bearing bush 6 and the lower bearing bush 7, the upper bearing bush and the lower bearing bush 7 of the upper bearing bush 6 are fixed, compared with the traditional integrated piston connecting rod, the upper bearing bush and the lower bearing bush 7 of the lower bearing bush 6 are connected through the fixing bolt 8, the transmission is convenient, the complex disassembly, can overhaul alone and clear up the individuality of dismantling, promote the life of whole piston, at last engine lubricating oil coats in the engine cylinder, embrace piston ring 101 with specialized tool, tap piston head 1 with the wooden handle, can pack this piston into the cylinder, and the piston head 1 of this piston is through setting up high temperature resistant layer 5 of graphite alkene material, be used for bearing the high-temperature high-pressure strong impact in the combustion chamber, make this piston in the use, can tolerate stronger high temperature, impact resistance, the life of piston has been prolonged by a wide margin.

Embodiment 2, this embodiment provides a fracturing unit vehicle is with piston convenient to detach, and is different from embodiment 1:

referring to the attached drawing 1 in the specification, the piston convenient to detach for the fracturing truck of the embodiment comprises a piston head 1, a connecting rod 2 and a pin hole 3, wherein the connecting rod 2 is movably connected to the bottom of the piston head 1, the pin hole 3 is connected to the inside of the piston head 1 in a penetrating manner, the piston ring 101 is sleeved on the surface of the piston head 1, an air ring 102 located below the piston ring 101 is movably sleeved on the surface of the piston head 1, an oil ring 103 located below the air ring 102 is movably sleeved on the surface of the piston head 1, a pin baffle ring 104 is embedded below the oil ring 103, openings are formed in the 101, the air ring 102, the oil ring 103 and the pin baffle ring 104, the openings are staggered, a high temperature resistant layer 5 is fixedly attached to the top of the piston head 1, the high temperature resistant layer 5 is fixed to the top of the piston head 1, the high temperature resistant layer 5 is made of graphene, a fixing ring 201 is arranged on, piston pin 4 has been run through to the inside of pinhole 3, piston head 1 and connecting rod 2 are through piston pin 4 interlude in solid fixed ring 201 swing joint, piston pin bolt 401 has been interlude to the internal thread of piston pin 4, the inside of piston pin 4 all is equipped with the screw thread with piston pin bolt 401's surface, and piston pin 4 is identical with piston pin bolt 401's screw thread, connecting rod 2's bottom fixedly connected with upper bearing bush 6, upper bearing bush 6's bottom surface swing joint has lower bearing bush 7, upper bearing bush 6 is connected with connecting rod 2 formula as an organic whole, and upper bearing bush 6 bottom surface coincide with lower bearing bush 7 top surface, and the top surface both sides screw thread interlude of upper bearing bush 6 has fixing bolt 8, be equipped with lantern ring 9 between upper bearing bush 6 and the lower bearing bush 7, upper bearing bush 6 passes through fixing bolt 8 threaded connection with lower.

The implementation scenario is specifically as follows: when the utility model is used, whether each part is complete is checked firstly, then the fixing ring 201 is aligned with the pin hole 3, then the piston pin 4 is inserted into the fixing ring 201 and the pin hole 3 simultaneously, then the piston pin bolt 401 is screwed into the piston pin 4, the installation of the piston head 1 and the connecting rod 2 can be completed, the installation mode avoids the fixation of the traditional bolt, the assembly and disassembly processes of the piston are simplified, the piston is convenient for the maintainer to clean the piston, the work efficiency is improved, then, the holes between the upper bearing bush and the lower bearing bush 7 of the upper bearing bush 6 are aligned, then the fixing bolt 8 is screwed into the upper bearing bush 6 and the lower bearing bush 7, the upper bearing bush and the lower bearing bush 7 of the upper bearing bush 6 are fixed, compared with the traditional integrated piston connecting rod, the upper bearing bush and the lower bearing bush 7 of the lower bearing bush 6 are connected through the fixing bolt 8, the transmission is convenient, the complex disassembly, can overhaul alone and clear up the individuality of dismantling, promote the life of whole piston, at last engine lubricating oil coats in the engine cylinder, embrace piston ring 101 with specialized tool, tap piston head 1 with the wooden handle, can pack this piston into the cylinder, and the piston head 1 of this piston is through setting up high temperature resistant layer 5 of graphite alkene material, be used for bearing the high-temperature high-pressure strong impact in the combustion chamber, make this piston in the use, can tolerate stronger high temperature, impact resistance, the life of piston has been prolonged by a wide margin.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides an automobile-used convenient to detach piston of fracturing which characterized in that: the piston comprises a piston head (1), a connecting rod (2) and a pin hole (3), wherein the connecting rod (2) is movably connected to the bottom of the piston head (1), the pin hole (3) is connected to the inside of the piston head (1) in a penetrating manner, a piston ring (101) is sleeved on the surface of the piston head (1), a gas ring (102) below the piston ring (101) is movably sleeved on the surface of the piston head (1), an oil ring (103) below the gas ring (102) is movably sleeved on the surface of the piston head (1), a pin baffle ring (104) is embedded below the oil ring (103), a high temperature resistant layer (5) is fixedly attached to the top of the piston head (1), a fixing ring (201) is arranged on an opening of the top of the connecting rod (2), a piston pin (4) is arranged in the pin hole (3) in a penetrating manner, and a bolt (401) is inserted into an internal thread of the, the bottom end of the connecting rod (2) is fixedly connected with an upper bearing bush (6), the bottom surface of the upper bearing bush (6) is movably connected with a lower bearing bush (7), fixing bolts (8) are inserted into threads on two sides of the top surface of the upper bearing bush (6), and a lantern ring (9) is arranged between the upper bearing bush (6) and the lower bearing bush (7).

2. The easy-to-detach piston for the fracturing truck as claimed in claim 1, wherein: the piston head (1) and the connecting rod (2) are movably connected with each other through a piston pin (4) which is inserted in the fixing ring (201).

3. The easy-to-detach piston for the fracturing truck as claimed in claim 1, wherein: threads are arranged on the inner portion of the piston pin (4) and the surface of the piston pin bolt (401), and the threads of the piston pin (4) and the piston pin bolt (401) are matched.

4. The easy-to-detach piston for the fracturing truck as claimed in claim 1, wherein: the upper bearing bush (6) is integrally connected with the connecting rod (2), and the bottom surface of the upper bearing bush (6) is matched with the top surface of the lower bearing bush (7).

5. The easy-to-detach piston for the fracturing truck as claimed in claim 1, wherein: the upper bearing bush (6) is in threaded connection with the lower bearing bush (7) through a fixing bolt (8), and the lantern ring (9) is circular.

6. The easy-to-detach piston for the fracturing truck as claimed in claim 1, wherein: the high-temperature resistant layer (5) is fixed on the top of the piston head (1), and the high-temperature resistant layer (5) is made of graphene.

7. The easy-to-detach piston for the fracturing truck as claimed in claim 1, wherein: the piston ring (101), the gas ring (102), the oil ring (103) and the pin baffle ring (104) are all provided with openings, and the openings of the piston ring (101), the gas ring (102), the oil ring (103) and the pin baffle ring (104) are arranged in a staggered mode.