CN217501953U

CN217501953U - Rocker structure for aluminum pump body of turning manual pump of truck cab

Info

Publication number: CN217501953U
Application number: CN202221187665.4U
Authority: CN
Inventors: 蔡成武
Original assignee: Pilot Hydraulic Suzhou Co ltd
Current assignee: Pilot Hydraulic Suzhou Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-09-27
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a rocker structure for truck cab upset manual pump aluminium pump body, which comprises a pump body, the side of the pump body is provided with the rocker, the inside inslot of rocker is provided with waterproof circle, the inside portion of rocker is provided with the star circle, the outside of rocker is provided with the bearing, the rocking arm is installed through the locating pin in the inside of rocker, the rocking arm pin joint through its side has the rocker, the inside of the pump body is provided with the plunger, the one end and the rocking arm round pin of plunger are connected, install the switching-over case in the through-hole that the pump body is inside to be seted up, the switching-over case is connected with reversing handle through the round pin, the bottom side of plunger is provided with the spheroid. This a rocker structure for truck driver's cabin upset manual pump aluminium pump body through increasing plastics material bearing bush in rocker department, the leakproofness between effectual promotion bearing bush outer lane and the pump body has solved the softer and atress deformation's that produces of aluminium material pump body material problem.

Description

Rocker structure for aluminum pump body of turning manual pump of truck cab

Technical Field

The utility model relates to a truck cab upset system correlation technique field specifically is a rocker structure that is used for truck cab upset manual pump aluminium pump body.

Background

Trucks, also called trucks, commonly called vans, refer to vehicles primarily intended for transporting goods and sometimes also to vehicles capable of towing other vehicles, belonging to the category of commercial vehicles, generally classified into heavy and light ones according to their weight.

But the current truck driver's cabin upset manual pump body uses steel processing preparation to form, and steel weight is heavy, and under the lightweight trend of truck design now, becomes a extensive demand with the pump body replacement of steel matter pump body for the pump body of aluminium material or lighter material, and aluminium material hardness is softer than steel matter, under the pressure of pushing down of manual pump rocker arm, produces the deformation easily to arouse rocker arm department oil leak and then arouse the functional failure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rocker structure for truck cab upset manual pump aluminium pump body, use steel processing preparation to form with the current truck cab upset manual pump body that provides in solving above-mentioned background art, steel weight is heavy, under the lightweight trend of truck design today, become a extensive demand with the pump body replacement of steel pump body for the pump body of aluminium material or lighter material, and aluminium material hardness is softer than steel, under the pressure of pushing down of manual pump rocker arm, produce easily and warp, thereby arouse rocker arm department oil leak and then arouse the problem of function failure.

In order to realize the above-mentioned purpose, the utility model provides a following technical scheme, a rocker structure for truck cab upset manual pump aluminium pump body, the pump comprises a pump body, the side of the pump body is provided with the rocker, the inside inslot of rocker is provided with waterproof circle, the inside portion of rocker is provided with the star circle, the outside of rocker is provided with the bearing, the rocking arm is installed through the locating pin in the inside of rocker, the rocking arm pin joint that the rocking arm passes through its side has the plunger, the inside of the pump body is provided with the plunger, the one end and the rocking arm round pin of plunger are connected, install the switching-over case in the inside through-hole of seting up of the pump body, the switching-over case is connected with reversing handle through the round pin, the bottom side of plunger is provided with the spheroid.

Preferably, the rocker and the rocker arm are respectively arranged on two sides of the pump body, and the structural shape of the rocker is T-shaped.

Preferably, the waterproof ring is located the side of star ring, the waterproof ring is close to the junction setting of rocker and bearing, the material of bearing is plastics.

Preferably, the plunger and the reversing valve core are arranged vertically, and a reversing handle connected with the side surface of the reversing valve core is positioned on the outer side of the pump body.

Preferably, the plunger and the reversing valve core are respectively arranged in two groups of through holes in the pump body, and the two groups of through holes are mutually connected.

Preferably, the ball is located in a through hole in the pump body for movement.

Compared with the prior art, the beneficial effects of the utility model are that: this a rocker structure for truck driver's cabin upset manual pump aluminium pump body, increase plastics material bearing bush in rocker department, the bearing bush of plastics material has sufficient elasticity and plasticity to ensure can resume after the pressurized, ensures to seal between bearing bush outer lane and the pump body, rocker rocking arm and bearing bush inner circle direct cooperation, and rocker rocking arm pushing pressure direct action has effectively solved the softer and atress deformation that produces of aluminium material pump body material on the bearing bush.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is the utility model discloses a structural diagram that cuts open downwards.

In the figure: 1. a pump body; 2. a rocker; 3. a waterproof ring; 4. a star-shaped ring; 5. a bearing; 6. positioning pins; 7. a rocker arm; 8. a rocker arm pin; 9. a plunger; 10. a reversing valve core; 11. a reversing handle; 12. a sphere.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model provides a technical scheme, a rocker structure for truck cab upset manual pump aluminium pump body, including the pump body 1, the side of the pump body 1 is provided with rocker 2, the inside inslot of rocker 2 is provided with waterproof circle 3, the inside portion of rocker 2 is provided with star ring 4, the outside of rocker 2 is provided with bearing 5, rocker 7 is installed through locating pin 6 in rocker 2's inside, rocker 7 is connected with plunger 9 through the rocking arm round pin 8 of its side, rocker 2 and rocking arm 7 set up respectively in the both sides of the pump body 1, the structural shape of rocker 2 is "T" shape, waterproof circle 3 is located star ring 4's side, waterproof circle 3 is close to the junction setting of rocker 2 and bearing 5, bearing 5's material is plastics.

Furthermore, through the material of the bearing 5 and the design of the rocker 2, the pump body 1 is prevented from generating stress deformation due to softening during operation.

The pump comprises a pump body 1, a plunger 9 is arranged inside the pump body 1, one end of the plunger 9 is connected with a rocker pin 8, a reversing valve core 10 is arranged in a through hole formed in the pump body 1, the reversing valve core 10 is connected with a reversing handle 11 through a pin, a ball body 12 is arranged on the bottom side of the plunger 9, the plunger 9 and the reversing valve core 10 are arranged vertically, the reversing handle 11 connected with the side surface of the reversing valve core 10 is located on the outer side of the pump body 1, the plunger 9 and the reversing valve core 10 are respectively arranged in two groups of through holes in the pump body 1, the two groups of through holes are connected with each other, and the ball body 12 is located in the through hole in the pump body 1 for movement.

Further, through the design of the plunger 9 and the reversing valve core 10, the ball 12 can be driven to move, and the operation that hydraulic oil flows into the actuating mechanism is completed.

The working principle is as follows: when producing the rocker 2 isotructure to this pump body 1 and processing, need install the part, concrete operation is:

firstly, a ball 12 is installed in a pump body 1, a plunger 9 and a reversing valve core 10 are respectively installed in a through hole in the pump body 1, wherein the reversing valve core 10 is connected with a reversing handle 11 through a pin, the trend of hydraulic oil in the plunger 9 is changed by rotating the reversing handle 11, then, a bearing 5 made of plastic is installed in the pump body 1, a rocker 2 is inserted into a hole of the plastic bearing 5, the rocker 7 is inserted into the rocker 2, the rocker 7 is connected with the rocker 2 through a positioning pin 6, and the rocker 7 and the plunger 9 are connected together through a rocker pin 8 to complete the installation of the whole device;

when controlling truck cab upset system, at first insert the driver's instrument with the driver's of car in the hole of rocker 2, upwards lift up rocker 2, plunger 9 is along with the rotation upward movement of rocker 2, the volume grow in the through-hole of plunger 9 lower part, spheroid 12 is sucked up by vacuum pressure, hydraulic oil flows in the through-hole through spheroid 12, the through-hole internal pressure reduces, spheroid 12 sinks and seals the through-hole under the action of gravity, push down rocker 2 this moment, hydraulic oil in the through-hole is squeezed into switching-over valve core 10 and flows into actuating mechanism through hydraulic circuit.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rocker structure that is used for truck driver's cabin upset manual pump aluminium pump body, includes the pump body (1), its characterized in that: the side of the pump body (1) is provided with a rocker (2), a waterproof ring (3) is arranged in an inner groove of the rocker (2), a star-shaped ring (4) is arranged in the inner side portion of the rocker (2), a bearing (5) is arranged on the outer side of the rocker (2), a rocker (7) is installed in the rocker (2) through a positioning pin (6), the rocker (7) is connected with a plunger (9) through a rocker pin (8) on the side of the rocker (7), a plunger (9) is arranged in the pump body (1), one end of the plunger (9) is connected with the rocker pin (8), a reversing valve core (10) is installed in a through hole formed in the pump body (1), the reversing valve core (10) is connected with a reversing handle (11) through a pin, and a ball body (12) is arranged on the bottom side of the plunger (9).

2. The rocker structure for truck cab tilting hand pump aluminum pump body according to claim 1, characterized in that: the rocker (2) and the rocker arm (7) are respectively arranged on two sides of the pump body (1), and the structural shape of the rocker (2) is T-shaped.

3. The rocker structure for truck cab tilting hand pump aluminum pump body according to claim 1, characterized in that: waterproof circle (3) are located the side of star ring (4), waterproof circle (3) are close to the junction setting of rocker (2) and bearing (5), the material of bearing (5) is plastics.

4. The rocker structure for truck cab tilting hand pump aluminum pump body according to claim 1, characterized in that: the plunger (9) and the reversing valve core (10) are arranged vertically, and a reversing handle (11) connected with the side surface of the reversing valve core (10) is positioned on the outer side of the pump body (1).

5. The rocker structure for truck cab tilting hand pump aluminum pump body according to claim 1, characterized in that: the plunger (9) and the reversing valve core (10) are respectively arranged in two groups of through holes in the pump body (1), and the two groups of through holes are mutually connected.

6. The rocker structure for truck cab tilting hand pump aluminum pump body according to claim 5, characterized in that: the ball body (12) is positioned in the through hole in the pump body (1) to move.