CN206902807U - Anti-freezing device of pushing system - Google Patents

Abstract

The utility model discloses an antifreeze device for a pushing system. The pushing system antifreeze device includes: a manual solenoid valve, which is arranged at the air outlet of the air supply pipeline; a first valve, which is connected to the manual solenoid valve through the first pipeline; a single quick exhaust valve, which has an inlet Gas port, gas outlet and exhaust port, the first valve is connected to the inlet port of the single-way quick exhaust valve through the second pipeline; the gas outlet of the single-way quick exhaust valve is connected to the push valve through the third pipeline and the second valve, which is connected to the exhaust port of the single quick exhaust valve through the fourth pipeline. The anti-freezing device of the pushing system injects alcohol into the single quick exhaust valve to make it reach the freezing place of the brake with the air outlet, so that the pushing brake will not freeze in the cold winter and can work normally.

Description

Anti-freeze device for pushing system

technical field

The utility model relates to the field of excavators, in particular to an antifreeze device for a pushing system.

Background technique

The air supply pipeline of the pushing mechanism of the WK-20 excavator is exposed outside. Due to the cold winter, the water vapor in the air supply pipeline is easy to freeze at the brake, causing the push brake to fail to open, thus affecting normal operation.

The information disclosed in this background section is only intended to increase the understanding of the general background of the present invention, and should not be considered as an acknowledgment or in any form to imply that the information constitutes the prior art already known to those skilled in the art.

Utility model content

The purpose of this utility model is to provide an antifreeze device of a pushing system with a simple and reasonable structure. The antifreezing device of the pushing system is filled with alcohol in the single quick exhaust valve so that it reaches the freezing place of the brake with the air outlet, so that Pushing the brake will not freeze in the cold winter and can work normally.

In order to achieve the above purpose, the utility model provides a pushing system antifreeze device, including: a manual electromagnetic valve, which is arranged at the air outlet of the air supply pipeline; a first valve, which is connected with the manual electromagnetic valve through the first pipeline. Valve connection; a single-way quick exhaust valve, which has an air inlet, an air outlet and an exhaust port, the first valve is connected to the inlet of the single-way quick exhaust valve through a second pipeline; the single-way quick exhaust valve The air outlet of the valve is connected to the push brake through the third pipeline; and the second valve is connected to the exhaust port of the single quick exhaust valve through the fourth pipeline.

Preferably, in the above technical solution, the air inlet and the air outlet are respectively arranged on both sides of the single-way quick exhaust valve, and the exhaust port is arranged on the top of the single-way quick exhaust valve.

Preferably, in the above technical solution, both the second pipeline and the third pipeline are high-pressure hoses.

Compared with the prior art, the utility model has the following beneficial effects: the antifreeze device of the pushing system is filled with alcohol in the single quick exhaust valve, so that it reaches the freezing place of the brake with the wind, so that the pushing brake It will not freeze in the cold winter time and can work normally.

Description of drawings

Fig. 1 is a schematic structural view of the anti-freezing device of the pushing system of the present invention.

detailed description

The specific embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present utility model is not limited by the specific embodiments.

Unless expressly stated otherwise, throughout the specification and claims, the term "comprise" or variations thereof such as "includes" or "includes" and the like will be understood to include the stated elements or constituents, and not Other elements or other components are not excluded.

As shown in Figure 1, the specific structure of the antifreeze device of the pushing system according to the specific embodiment of the utility model includes: a manual solenoid valve 1, a first valve 2, a single quick exhaust valve 3, a second valve 4 and a pushing brake 5. Among them, the manual solenoid valve 1 is set at the air outlet of the air supply pipeline, and is connected to the first valve 2 through the first pipeline, and the first valve 2 is connected to the air inlet of the single quick exhaust valve 3 through the second pipeline. , the air outlet of the single quick exhaust valve 3 is connected to the push brake 5 through the third pipeline, and the second valve 4 is connected to the exhaust port of the single quick exhaust valve 3 through the fourth pipeline. Add alcohol to the single quick exhaust valve 3 through the second valve 4, so that it reaches the freezing place of the push brake 5 with the air from the air supply pipeline, so that the push brake will not freeze in the cold winter time, able to work normally.

Specifically, the manual solenoid valve 1 is set at the air outlet of the air supply pipeline, and is connected to the first valve 2 through the first pipeline. During the filling of alcohol, the first valve 2 is used to close the air outlet of the air supply pipeline. .

The single quick exhaust valve 3 has an air inlet, an air outlet and an exhaust port, wherein the air inlet and the air outlet are arranged on both sides of the single quick exhaust valve 3 respectively, and the exhaust port is arranged on the side of the single quick exhaust valve. Valve 3 top.

The first valve 2 is connected to the air inlet of the single quick exhaust valve 3 through the second pipeline, the air outlet of the single quick exhaust valve 3 is connected to the push brake 5 through the third pipeline, and the second valve 4 is passed through The fourth pipeline is connected with the exhaust port of the single quick exhaust valve 3.

Preferably, both the second pipeline and the third pipeline are high-pressure hoses.

Add alcohol to the single quick exhaust valve 3 through the second valve 4, so that it reaches the freezing point of the push brake 5 with the air from the air supply pipeline, so that the push brake will not freeze in the cold winter time. able to work normally.

During operation: open the manual switch of the manual solenoid valve 1, close the first valve 2, open the second valve 4 and fill alcohol into the one-way quick exhaust valve 3, then close the second valve 4, open the first valve 2 and Turn off the manual switch of the manual solenoid valve 1, so that the alcohol reaches the freezing place of the push brake 5 with the air outlet of the air supply pipeline, so that the push brake will not freeze in the cold winter time and can work normally. The antifreeze device of the pushing system is easy to install, easy to operate, antifreeze in winter, and improve production efficiency.

To sum up, the anti-freezing device of the pushing system injects alcohol into the single quick exhaust valve so that it reaches the freezing point of the brake with the air outlet, so that the pushing brake will not freeze in the cold winter and can work normally.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. These descriptions are not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can realize and utilize various exemplary embodiments of the present invention and various Different options and changes. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (3)

1. A pushing system antifreeze device, characterized in that it comprises: Manual solenoid valve, which is arranged at the air outlet of the air supply pipeline; a first valve, which is connected to the manual solenoid valve through a first pipeline; A single-way quick exhaust valve, which has an air inlet, an air outlet and an exhaust port, the first valve is connected to the inlet of the single-way quick exhaust valve through a second pipeline; the outlet of the single-way quick exhaust valve The air port is connected to the push brake through the third pipeline; and The second valve is connected to the exhaust port of the single quick exhaust valve through the fourth pipeline. 2. The anti-freezing device for the pushing system according to claim 1, wherein the air inlet and the air outlet are respectively arranged on both sides of the single quick exhaust valve, and the exhaust outlet is arranged on the Top of the one-way quick exhaust valve. 3 . The antifreeze device for the pushing system according to claim 1 , wherein the second pipeline and the third pipeline are high-pressure hoses. 4 .