CN210716218U

CN210716218U - Large-flow pneumatic control valve for dump truck

Info

Publication number: CN210716218U
Application number: CN201921919721.7U
Authority: CN
Inventors: 郑建国; 李永才; 易磊; 杨祖强
Original assignee: Shiyan Pengze Car Component Co ltd
Current assignee: Shiyan Pengze Car Component Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-06-09
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a large-traffic gas accuse valve for dumper, which comprises a valve body, the upper end lateral wall fixedly connected with notch mounting groove down of valve body, the upper end inner wall fixedly connected with driving motor of mounting groove, driving motor's the sealed upper end lateral wall that runs through the valve body of output shaft and the valve plate that fixedly connected with matches with the valve body, the upper end lateral wall fixedly connected with sealing cylinder of mounting groove, the equal sealing connection of both sides lateral wall of sealing cylinder has the sealed tube, two the sealed tube is kept away from the one end and the valve body sealing connection of sealing cylinder, two the sealed tube is located the both sides of valve plate respectively with the junction of valve body, be equipped with the piston in the sealing cylinder, be equipped with two pressure sensor in the sealing cylinder, pressure sensor is connected with the driving motor electricity. The utility model discloses utilize pressure sensor to record the atmospheric pressure difference to make driving motor drive the valve plate and rotate, make gaseous circulation in the valve body, the action is swift rapidly.

Description

Large-flow pneumatic control valve for dump truck

Technical Field

The utility model relates to a tipper technical field especially relates to a large-traffic gas accuse valve for tipper.

Background

The dump truck refers to a vehicle which can unload cargos by hydraulic or mechanical lifting, and is also called a dump truck. The hydraulic lifting device consists of an automobile chassis, a hydraulic lifting mechanism, a cargo compartment, a power take-off device and the like. The carriage of the dumper is divided into backward tipping and lateral tipping, the piston rod is controlled to move through the control system, backward tipping is common, the piston rod is pushed to tip the carriage, a few carriages tip in two directions, and a large-flow pneumatic control valve is needed to be used in the dumper to ensure the stability of operation.

In the prior art, when the pneumatic control valve is used, the action speed of the pneumatic control valve is slow, which affects the use efficiency of the pneumatic control valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the operating speed of a pneumatic control valve in the prior art is slow, which can influence the service efficiency of the pneumatic control valve, and providing a large-flow pneumatic control valve for a dump truck.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a large-traffic gas accuse valve for tipper, includes the valve body, the upper end lateral wall fixedly connected with notch mounting groove down of valve body, the upper end inner wall fixedly connected with driving motor of mounting groove, driving motor's the sealed upper end lateral wall and the valve plate that fixedly connected with and the valve body match that runs through the valve body of output shaft, the upper end lateral wall fixedly connected with sealing cylinder of mounting groove, the equal sealing connection in both sides lateral wall of sealing cylinder has the sealed tube, two the sealed tube is kept away from the one end and the valve body sealing connection of sealing cylinder, two the junction of sealed tube and valve body is located the both sides of valve plate respectively, be equipped with the piston in the sealing cylinder, be equipped with two pressure sensor in the sealing cylinder, pressure sensor is connected with the driving.

Preferably, the equal fixedly connected with two telescopic links of both sides lateral wall of a sealed section of thick bamboo, the flexible end of telescopic link and the lateral wall fixed connection of a sealed section of thick bamboo, the lateral wall of a sealed section of thick bamboo is through a plurality of reset spring and telescopic link fixed connection, and reset spring cover locates on the telescopic link.

Preferably, two fixedly connected with mounting panel between the stiff end of telescopic link, the lateral wall and the pressure sensor fixed connection of mounting panel.

Preferably, through holes matched with the sealing pipe are formed in the side walls of the two sides of the sealing barrel, and an opening matched with the sealing pipe is formed in the side wall of the upper end of the valve body.

Preferably, the joint of the valve plate and the valve body is sealed, and the side wall of the lower end of the valve body is fixedly connected with a valve seat matched with the valve plate.

Preferably, the side wall of the upper end of the sealing cylinder is fixedly connected with an electric cabinet.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the sealing tube is utilized to transfer gas in the valve body, the gas enters the sealing cylinder, the piston can move under the action of pressure difference, and the piston generates pressure on the pressure sensor, so that a signal is sent to the driving motor, the driving motor drives the valve plate to rotate, the gas can smoothly circulate in the valve body, the action is rapid, and the practicability is high;

2. utilize telescopic link and reset spring's restriction not only can make the piston can reply the primary position fast, also can guarantee the piston steady removal moreover, and can not the tilt and swing, in addition, can fix post pressure sensor through the mounting panel to even the assurance receives pressure, pressure sensor also can not remove, guarantees pressure measurement's accuracy.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of a large-traffic pneumatic control valve for dump truck.

Fig. 2 is a schematic view (enlarged) of the structure at a in fig. 1.

In the figure: 1 valve body, 2 mounting grooves, 3 driving motors, 4 valve plates, 5 sealing cylinders, 6 sealing pipes, 7 pistons, 8 pressure sensors, 9 telescopic rods, 10 return springs, 11 mounting plates, 12 valve seats and 13 electric cabinets.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-2, a large-flow pneumatic control valve for a dump truck comprises a valve body 1, wherein the upper end side wall of the valve body 1 is fixedly connected with a mounting groove 2 with a downward notch, the upper end inner wall of the mounting groove 2 is fixedly connected with a driving motor 3, an output shaft of the driving motor 3 penetrates through the upper end side wall of the valve body 1 in a sealing manner and is fixedly connected with a valve plate 4 matched with the valve body 1, the joint of the valve plate 4 and the valve body 1 is arranged in a sealing manner, so that air leakage is avoided, the lower end side wall of the valve body 1 is fixedly connected with a valve seat 12 matched with the valve plate 4, the joint of the valve plate 4 and the valve body 1 can be further arranged in a sealing manner through the installation of the valve seat 12, so that the valve plate 4 can stably rotate without air leakage, the upper end side wall of the mounting groove 2 is, belongs to the mature technical means in the prior art;

the side walls of two sides of the sealing barrel 5 are respectively provided with a through hole matched with the sealing tube 6, the side wall of the upper end of the valve body 1 is provided with an opening matched with the sealing tube 6, air leakage is avoided, gas in the valve body 1 can smoothly flow into the sealing barrel 5, the side walls of two sides of the sealing barrel 5 are respectively and fixedly connected with two telescopic rods 9, a mounting plate 11 is fixedly connected between the fixed ends of the two telescopic rods 9, the side wall of the mounting plate 11 is fixedly connected with a pressure sensor 8, a column pressure sensor 8 can be fixed through the mounting plate 11, so that even if pressure is applied, the pressure sensor 8 cannot move, accuracy of pressure measurement is ensured, the telescopic ends of the telescopic rods 9 are fixedly connected with the side wall of the sealing barrel 5, the side wall of the sealing barrel 5 is fixedly connected with the telescopic rods 9 through a plurality of reset springs 10, the reset springs 10 are sleeved on the telescopic rods 9, and the limit of the reset, and can also guarantee that piston 7 moves steadily, and can not the slope swing, the equal sealing connection of both sides lateral wall of sealed section of thick bamboo 5 has sealed tube 6, and the one end and the valve body 1 sealing connection of sealed section of thick bamboo 5 are kept away from to two sealed tube 6, and the junction of two sealed tubes 6 and valve body 1 is located the both sides of valve plate 4 respectively, is equipped with piston 7 in the sealed section of thick bamboo 5, is equipped with two pressure sensor 8 in the sealed section of thick bamboo 5, and pressure sensor 8 is connected with driving motor 3 electricity.

When the pneumatic control valve needs to be used, gas enters the valve body 1 from one end of the valve body 1 and is blocked by the valve plate 4, the gas can enter the sealing cylinder 5 from one side of the sealing cylinder 5 through the sealing pipe 6, so that the air pressure on one side of the piston 7 in the sealing cylinder 5 can be increased, the piston 7 can move under the action of air pressure difference, the piston 7 can gradually approach the pressure sensor 8 and generate pressure, the pressure sensor 8 can send a signal to the electric cabinet 13 after receiving the pressure, the electric cabinet 13 can send a signal to the driving motor 3, the driving motor 3 drives the valve plate 4 to rotate, so that the valve plate 4 is quickly opened, the telescopic rod 9 and the reset spring 10 can change along with the piston 7, after ventilation, the rebound force of the reset spring 10 can drive the piston 7 to restore to the original position, the gas can be ensured to smoothly circulate through the valve body 1, the action is quick and accurate, and when the pneumatic control, send out the signal for driving motor 3 through electric cabinet 13, make driving motor 3 drive valve plate 4 and rotate, valve plate 4 resumes the primary importance, just so with confined valve body 1, guarantee that gaseous can not continue the circulation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a large-traffic gas accuse valve for tipper, includes valve body (1), its characterized in that, the upper end lateral wall fixedly connected with notch mounting groove (2) down of valve body (1), the upper end inner wall fixedly connected with driving motor (3) of mounting groove (2), the sealed upper end lateral wall that runs through valve body (1) of output shaft of driving motor (3) and fixedly connected with valve plate (4) with valve body (1) matching, the upper end lateral wall fixedly connected with sealed section of thick bamboo (5) of mounting groove (2), the both sides lateral wall of sealed section of thick bamboo (5) all sealing connection has sealed tube (6), two one end and valve body (1) sealing connection of sealed tube (5) are kept away from to sealed tube (6), two the junction of sealed tube (6) and valve body (1) is located the both sides of valve plate (4) respectively, be equipped with piston (7) in the sealed section of thick bamboo (5), two pressure sensors (8) are arranged in the sealing cylinder (5), and the pressure sensors (8) are electrically connected with the driving motor (3).

2. The large-flow pneumatic control valve for the dump truck according to claim 1, wherein two telescopic rods (9) are fixedly connected to side walls of two sides of the sealing barrel (5), a telescopic end of each telescopic rod (9) is fixedly connected to a side wall of the sealing barrel (5), the side walls of the sealing barrel (5) are fixedly connected to the telescopic rods (9) through a plurality of reset springs (10), and the telescopic rods (9) are sleeved with the reset springs (10).

3. The high-flow pneumatic control valve for the dump truck according to claim 2, wherein a mounting plate (11) is fixedly connected between the fixed ends of the two telescopic rods (9), and the side wall of the mounting plate (11) is fixedly connected with the pressure sensor (8).

4. The large-flow pneumatic control valve for the dump truck according to claim 1, wherein through holes matched with the sealing pipe (6) are formed in both side walls of the sealing barrel (5), and an opening matched with the sealing pipe (6) is formed in the side wall of the upper end of the valve body (1).

5. The high-flow pneumatic control valve for the dump truck according to claim 1, wherein the joint of the valve plate (4) and the valve body (1) is hermetically arranged, and a valve seat (12) matched with the valve plate (4) is fixedly connected to the side wall of the lower end of the valve body (1).

6. The high-flow pneumatic control valve for the dump truck according to claim 1, wherein an electric cabinet (13) is fixedly connected to the side wall of the upper end of the sealing cylinder (5).