CN215314471U

CN215314471U - Wet sprayer accelerator self-cleaning device and concrete wet sprayer

Info

Publication number: CN215314471U
Application number: CN202120203389.5U
Authority: CN
Inventors: 胡鹏填; 魏鹏程; 李俊; 林铭科
Original assignee: Hunan Pengxiang Zhiyuan Intelligent Equipment Co ltd
Current assignee: Hunan Pengxiang Zhiyuan Intelligent Equipment Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-12-28
Anticipated expiration: 2031-01-25

Abstract

The utility model provides an automatic cleaning device for a wet sprayer accelerator, which comprises an accelerator tank, an accelerator pump, a cleaning mechanism, a control valve mechanism and a main controller, wherein the accelerator tank and the cleaning mechanism are respectively connected with the accelerator pump through the control valve mechanism; still provide a concrete wet blasting machine, including foretell wet blasting machine accelerator self-cleaning device. The cleaning device can be used for cleaning not only the pipeline of the accelerator, but also the accelerator pump; the cleaning pipeline is more reasonable in arrangement; under the condition that the system is well arranged, automatic cleaning can be realized, so that the damage to a pipeline or an accelerator pump caused by the carelessness of personnel operation is prevented.

Description

Wet sprayer accelerator self-cleaning device and concrete wet sprayer

Technical Field

The utility model relates to the field of tunnel equipment engineering, in particular to an automatic cleaning device for a wet spraying machine accelerator and a concrete wet spraying machine.

Background

The wet spraying machine is an important wall protection device in tunnel and underground tunnel construction. The protective shell has the advantages that concrete is sprayed onto the rock wall and is quickly solidified to form the protective shell with certain strength, and collapse of the rock wall is avoided. The quick-setting admixture plays an important role in the construction method thereof. The common concrete needs a long time from construction to reaching a certain strength, and cannot meet the construction requirements of tunnels and galleries; after the accelerator is added, the process from the construction to the achievement of certain strength of the concrete only needs a few minutes, and the effect of the concrete can be exerted very timely; the wet spraying machine is used as vehicle-mounted construction equipment, a special container for loading the accelerator is arranged on the wet spraying machine, but the space is limited, the accelerator is easy to use up in the concrete spraying construction process, and the accelerator can be burnt by a pump in a dry mode to cause equipment failure if the accelerator is not noticed, so that the accelerator needs to be supplemented in time; because the accelerator can solidify to cause pipe blockage, and the accelerator has certain corrosion to equipment, so the wet spraying machine, especially the pipeline, pump, valve and other key parts related to the accelerator need to be cleaned in time after the construction is finished. So as not to cause equipment failure; the cleaning methods of the accelerator are different, the accelerator is cleaned by pure manual work, and a device for cleaning the accelerator structure of a wet spraying machine is also arranged in the prior art means, for example, Chinese patent CN210460684U discloses a wet spraying system with a self-cleaning function, which is connected with a conveying pipeline of the accelerator through a cleaning water pipe, so that the pipeline of the accelerator can be effectively cleaned after the work is finished every time, and the corrosion damage of the pipeline is avoided. But the pipeline of the accelerator can only be cleaned, and the accelerator pump cannot be cleaned; the arrangement of the cleaning pipeline is unreasonable, and the operation steps of cleaning by manpower are too much depended on; moreover, the valves are too many, so that accidents can be caused by careless operation errors, such as blowing and exploding the accelerator barrel, or the accelerator flows into the water tank in large quantity, and the like; whether the valve opening and closing of the cleaning water channel can not be monitored, and intelligent adjustment can not be carried out according to the working state of the accelerator pump.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic cleaning device for a quick-setting admixture of a wet spraying machine and the concrete wet spraying machine, aiming at solving the problem that the quick-setting admixture pump can be dried and burnt possibly because the pipeline of the quick-setting admixture can only be cleaned and the quick-setting admixture pump cannot be cleaned in the background technology. The quick-setting agent pump cleaning device can be used for timely flushing and cleaning a quick-setting agent pipeline and cleaning a quick-setting agent pump, so that the quick-setting agent pump is prevented from being dried.

In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a wet sprayer accelerator self-cleaning device, includes accelerator case, accelerator pump, wiper mechanism, control valve mechanism and main control unit, the accelerator case with wiper mechanism passes through respectively control valve mechanism with the accelerator pump is connected, main control unit respectively with accelerator pump, wiper mechanism and control valve mechanism independent control are connected.

Furthermore, be equipped with in the accelerator pump and be used for monitoring accelerator pump operating condition's monitoring sensor, monitoring sensor with the master controller is connected.

Furthermore, the cleaning mechanism comprises a water tank, a water outlet of the water tank is connected with the control valve mechanism, a liquid level sensor is arranged in the water tank, and the liquid level sensor is connected with the main controller.

Furthermore, the control valve mechanism comprises a control valve and a valve action device for adjusting the passage of the control valve, the valve action device is connected with the main controller, and the water tank and the accelerator tank are respectively connected with the accelerator pump through the control valve.

Preferably, the control valve is a three-way ball valve.

As another preferred scheme, the control valve comprises a first two-way ball valve and a second two-way ball valve, one end of the first two-way ball valve is connected with the water tank through a cleaning pipeline, and the other end of the first two-way ball valve is connected with the accelerator pump through a main pipeline; the accelerator box is communicated with the main pipeline through the second two-way ball valve.

Furthermore, a valve in-place sensor is further arranged on the control valve and connected with the main controller.

Furthermore, an alarm device is further arranged on the water tank and connected with the main controller.

Preferably, the monitoring sensor is a proximity switch, a speed measurement sensor or a flow sensor.

Still provide a concrete wet blasting machine, including foretell wet blasting machine accelerator self-cleaning device.

Compared with the prior art, the beneficial effects are:

the cleaning device can be used for cleaning not only the pipeline of the accelerator, but also the accelerator pump; the cleaning pipeline is reasonably arranged; under the condition that the system is well arranged, automatic cleaning can be realized, so that the damage of a pipeline or an accelerator pump caused by the negligence of personnel operation is prevented; and set up the valve sensor that targets in place on the control valve, whether the control valve switching that can monitor the washing water route targets in place to ensure that the accelerator sprays or the clear water washes normal clear water, the monitoring sensor can also carry out intelligent regulation according to the operating condition of accelerator pump.

Drawings

Fig. 1 is a schematic block diagram of the present invention.

FIG. 2 is a block flow diagram of the automatic purge of the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "long", "short", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is only for convenience of description and simplicity of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:

example 1

As shown in fig. 1, the automatic cleaning device for the accelerator of the wet spraying machine comprises an accelerator tank 200, an accelerator pump 400, a cleaning mechanism, a control valve mechanism and a main controller 500, wherein the accelerator tank 200 and the cleaning mechanism are respectively connected with the accelerator pump 400 through the control valve mechanism, and the main controller 500 is respectively and independently connected with the accelerator pump 400, the cleaning mechanism and the control valve mechanism; a monitoring sensor for monitoring the working state of the accelerator pump 400 is arranged in the accelerator pump 400 and is connected with the main controller; the monitoring sensor may be a proximity switch or a rotary encoder. The cleaning mechanism comprises a water tank 100, a water outlet of the water tank 100 is connected with a control valve mechanism, a liquid level sensor is arranged in the water tank 100, and the liquid level sensor is connected with a main controller 500; the control valve mechanism comprises a control valve 300 and a valve action device 600 for adjusting the passage of the control valve 300, the valve action device 600 is connected with the controller, and the water tank 100 and the accelerator tank 200 are respectively connected with the accelerator pump 400 through the control valve 300; the water tank 100 is further provided with an alarm device, and the alarm device is connected with the main controller 500.

In this embodiment, the control valve 300 is a three-way ball valve; the control valve 300 is also provided with a valve in-position sensor, which is connected with the main controller 500.

Before wet spraying operation, the main controller 500 commands the valve action device 600 to open the ball valve at one side of the accelerator tank 200 and close the ball valve at the side of the water tank 100, the valve in-place sensor feeds back the opening and closing state of the control valve 300 to the controller so as to detect whether the control valve 300 is in place according to expected logic requirements, and the accelerator pump starts to be started only after the control valve 300 is in place; the accelerator enters the accelerator pump 400 from the accelerator tank 200, and is sprayed out from the accelerator pump 400 to the working surface together with the concrete, and wet spraying operation is started; at the same time, the monitoring sensor on the accelerator pump 400 feeds back the operating state of the accelerator pump 400 to the controller, ensuring that the accelerator pump 400 is operating at this time.

After the wet spray operation is completed, the operator can actively perform the cleaning operation, and sends an instruction to the valve actuating device 600 through the main controller 500; the valve action device 600 closes the ball valve at the accelerator side, opens the ball valve at the water tank 100 side, and the valve in-place sensor feeds back the open-close state of the control valve 300 to the controller to detect whether the control valve 300 is in place according to the expected logic requirement, and the accelerator pump starts after the control valve 300 is in place; after the ball valve of the ball valve on the water tank 100 side is opened, the water in the water tank 100 can flow through the control valve 300 to flush the accelerator pump 400 under the pumping action of the accelerator pump; or the time for automatic cleaning can be set in the system, the automatic cleaning process is as shown in fig. 2, the device can automatically remind an operator to clean the accelerator pump 400 within a half hour after the wet spraying operation is completed, at this time, the valve action sensor feeds back the valve state to the controller, the main controller 500 instructs the valve action device 600 to close the ball valve on the accelerator side, open the ball valve on the water tank 100 side, the accelerator pump 400 starts the cleaning operation, and simultaneously, the sensor on the accelerator pump 400 feeds back the working state of the accelerator pump 400 to the controller, so as to ensure that the accelerator pump 400 is not in operation. When the liquid level sensor in the water tank 100 detects that the water amount is insufficient, the water amount is fed back to the main controller 500; the main controller outputs an alarm signal to the alarm device, and the alarm device gives an alarm to remind an operator of adding water.

The embodiment can not only clean the pipeline of the accelerator, but also clean the accelerator pump 400; the cleaning pipeline is reasonably arranged; under the condition that the system is well arranged, automatic cleaning can be realized, so that the pipeline or the accelerator pump 400 is prevented from being damaged due to the careless operation of personnel; and set up valve sensor that targets in place on control valve 300, whether can monitor the control valve 300 door opening and shutting of washing water route to ensure that the accelerator sprays or clear water washes and normally goes on, the monitoring sensor can also carry out intelligent regulation according to the operating condition of accelerator pump 400.

Example 2

This example is similar to example 1, except that:

in this embodiment, the control valve 300 includes a first two-way ball valve and a second two-way ball valve, one end of the first two-way ball valve is connected to the water tank 100 through a cleaning pipe, and the other end is connected to the accelerator pump 400 through a main pipe; the accelerator box 200 is communicated with the main pipeline through a second two-way ball valve. The two-way ball valves are provided, whereby the opening and closing of the accelerator pump 400 and the tank 100 can be controlled.

Example 3

The embodiment provides a concrete wet spraying machine, which comprises the automatic cleaning device for the accelerator of the wet spraying machine in the embodiment 1 or 2.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a wet sprayer accelerator self-cleaning device, its characterized in that, includes accelerator case (200), accelerator pump (400), wiper mechanism, control valve mechanism and main control unit (500), accelerator case (200) with wiper mechanism passes through respectively control valve mechanism with accelerator pump (400) are connected, main control unit (500) respectively with accelerator pump (400), wiper mechanism and control valve mechanism independent control are connected.

2. The automatic cleaning device for the accelerator of the wet sprayer according to claim 1, wherein a monitoring sensor for monitoring the working state of the accelerator pump (400) is arranged in the accelerator pump (400), and the monitoring sensor is connected with the main controller (500).

3. The automatic cleaning device for the accelerator of the wet spraying machine according to claim 1, wherein the cleaning mechanism comprises a water tank (100), a water outlet of the water tank (100) is connected with the control valve mechanism, a liquid level sensor is arranged in the water tank (100), and the liquid level sensor is connected with the main controller (500).

4. The automatic cleaning device for the accelerator of the wet sprayer according to claim 3, wherein the control valve mechanism comprises a control valve (300) and a valve action device (600) for adjusting the passage of the control valve (300), the valve action device (600) is connected with the main controller (500), and the water tank (100) and the accelerator tank (200) are respectively connected with the accelerator pump (400) through the control valve (300).

5. The automatic cleaning device for the accelerator of the wet spraying machine according to claim 4, wherein the control valve (300) is a three-way ball valve.

6. The automatic cleaning device for the accelerator of the wet sprayer according to claim 4, wherein the control valve (300) comprises a first two-way ball valve and a second two-way ball valve, one end of the first two-way ball valve is connected with the water tank (100) through a cleaning pipeline, and the other end of the first two-way ball valve is connected with the accelerator pump (400) through a main pipeline; the accelerator box (200) is communicated with the main pipeline through the second two-way ball valve.

7. The automatic cleaning device for the accelerator of the wet spraying machine according to claim 3, wherein a valve in-position sensor is further arranged on the control valve (300) and is connected with the main controller (500).

8. The automatic cleaning device for the accelerator of the wet spraying machine according to claim 3, wherein an alarm device is further arranged on the water tank (100), and the alarm device is connected with the main controller (500).

9. The automatic cleaning device for the accelerator of the wet spraying machine according to claim 2, wherein the monitoring sensor is a proximity switch, a speed measuring sensor or a flow sensor.

10. A concrete wet sprayer characterized by comprising the automatic cleaning device for the accelerator of the wet sprayer according to any one of claims 1 to 9.