CN211965232U - Low-pressure pipeline purging device - Google Patents

Abstract

The utility model discloses a low pressure pipeline sweeps device, its structure includes spray gun and shower nozzle, the front end of spray gun is equipped with the shower nozzle, still includes dust detector, test tube and air supply subassembly, be equipped with dust detector on the spray gun, the one end of test tube links to each other with dust detector, and the other end of test tube links to each other with the shower nozzle, be equipped with on the shower nozzle and prevent the accumulational air supply subassembly of dust, air supply subassembly and air pump hookup. This sweep device detects when the shower nozzle interior dust is more through dust detector, gets into the box that ventilates with gaseous by the pipeline through the pump body, because the air flue in the box that ventilates communicates with each other with the shower nozzle inner chamber, gaseous entering is swept in the shower nozzle for guarantee cleanly, prevent that the dust from piling up at the shower nozzle inner chamber and blockking up the spray gun.

Description

Low-pressure pipeline purging device

Technical Field

The utility model belongs to the technical field of the environmental protection and specifically relates to a low pressure pipeline sweeps device.

Background

In life and production, a large amount of dust can be produced in many places, the dust harms the environment and human bodies, under the condition that the environmental protection requirement is more and more strict, dust suppression treatment is the main mode to the dust, and after dust suppression equipment stops, the dust can produce at the spray gun head and pile up, and the problem that the spray gun head will take place to block up after a period of use influences the use of spray gun, reduces and presses down the dirt effect. It is therefore necessary to purge the lance as the case may be.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pressure pipeline sweeps device, should sweep the device and can spout gas into in the shower nozzle and sweep accumulational dust for guarantee cleanly, prevent that the dust from piling up the jam spray gun at the shower nozzle inner chamber.

The utility model provides a technical scheme that its technical problem adopted is: the low-pressure pipeline purging device comprises a spray gun and a spray head, wherein the spray head is arranged at the front end of the spray gun, the low-pressure pipeline purging device further comprises a dust detector, a detection pipe and an air supply assembly, the dust detector is arranged on the spray gun, one end of the detection pipe is connected with the dust detector, the other end of the detection pipe is connected with the spray head, the air supply assembly for preventing dust accumulation is arranged on the spray head, and the air supply assembly is connected with an air pump.

Furthermore, the air supply assembly comprises an air supply box and an air supply pipe, the outer circumferential wall of the spray head is uniformly provided with a plurality of air supply boxes, the air supply pipe is an annular air supply pipe, and the annular air supply pipe is matched and spliced with the plurality of air supply boxes.

Furthermore, the air supply box is arranged on the side wall of the spray head, an air passage with two communicated ends is arranged inside the air supply box, an air inlet of the air passage is communicated with the air supply pipe, and an air outlet of the air passage is communicated with the inner cavity of the spray head.

Furthermore, the air passage is in an X shape, a horn mouth at the front end of the air passage is connected with an air outlet on the blast pipe, and a horn mouth at the rear end of the air passage is communicated with the inner cavity of the spray head.

Further, the blast pipe includes body, air-supply line and play tuber pipe, the body is cyclic annular and overlaps with the shower nozzle outer wall and put, and one side of body is equipped with the air-supply line of being connected with the air pump, and the opposite side of body is equipped with a plurality of air-supply lines of being connected with the cooperation of air supply box.

Furthermore, the number of the air supply boxes is four, and the four air supply boxes are uniformly arranged on the outer circular wall of the spray head.

Further, the dust detector is a wireless dust detector.

The utility model has the advantages that:

1. the utility model discloses a sweep the device and detect when the interior dust of shower nozzle is more through dust detector, through the pump body with gaseous by the pipeline entering ventilation box, because air flue and the shower nozzle inner chamber in the ventilation box communicate with each other, sweep in the gaseous entering shower nozzle for guarantee cleanly, prevent that the dust from piling up the jam spray gun at the shower nozzle inner chamber.

2. Because a plurality of ventilation boxes are arranged outside the spray head and are matched with the annular ventilation pipe, air can be blown into the spray head from a plurality of directions, and the cleaning effect is improved.

3. Because the air flue in the ventilation box is ' X ' shape, the pressure that the air current that gets into the air flue from the ventilation pipe compressed earlier reinforcing sweeps, and the air current rethread rear end's horn mouth after the compression blows out, and the increase sweeps the face, guarantees that the accumulational dust can thorough clearance in the shower nozzle.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is an isometric view of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a front view of the spray head;

FIG. 6 is a cross-sectional view B-B;

FIG. 7 is an isometric view of FIG. 5;

fig. 8 is a schematic view of the structure of the blast pipe.

In the figure:

1 spray gun, 2 supports, 3 dust detectors, 4 detection pipes, 5 spray heads, 51 spray head bodies, 52 detection pipe joints, 6 air supply assemblies, 61 air supply boxes, 62 air supply pipes, 621 pipe bodies, 622 air inlet pipes, 623 air outlet pipes and 63 air passages.

Detailed Description

The low pressure pipeline purging device of the present invention is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 8, the utility model discloses a low pressure pipeline sweeps device, including spray gun 1 and shower nozzle 5, the front end of spray gun 1 is equipped with shower nozzle 5, still includes dust detector 3, test tube 4 and air supply subassembly 6, and dust detector passes through support 2 to be installed at spray gun 1 front end. One end of the detection tube 4 is connected with the dust detector 3, the other end of the detection tube 4 is connected with a detection tube joint 52 at the front end of the spray head main body 51, an air supply assembly 6 for preventing dust accumulation is arranged on the spray head 5, the air supply assembly 6 is connected with an air pump through a low-pressure pipeline, and the air supply assembly sweeps the dust accumulated in the spray head to prevent the spray gun from being blocked.

As shown in fig. 3 and 4, the blowing assembly 6 includes a blowing box 61 and a blowing pipe 62, a plurality of blowing boxes 61 are uniformly arranged on the outer circumferential wall of the nozzle 5, and the number of blowing boxes 61 can be set according to actual use requirements. As shown in fig. 5 and 6, four air supply boxes are arranged on the outer circumferential wall of the nozzle, and are uniformly arranged on the outer circumferential wall of the nozzle, so that the inner cavity of the nozzle is simultaneously purged through the four air supply boxes.

The air supply pipe 62 is an annular air supply pipe, and the annular air supply pipe is inserted in a plurality of air supply boxes in a matching manner. The air supply pipe 62 comprises a pipe body 621, an air inlet pipe 622 and an air outlet pipe 623, the pipe body 621 is annular and is sleeved with the outer wall of the spray head, the air inlet pipe 622 connected with the air pump is arranged on one side of the pipe body 621, and the air inlet pipe 622 connected with the air supply box 61 in a matched mode is arranged on the other side of the pipe body 621. As shown in fig. 8, four air inlet pipes are uniformly arranged on the air supply pipe, and the four air inlet pipes are correspondingly matched and connected with the four air supply boxes.

The air supply box 61 is arranged on the side wall of the spray head 5, an air passage 63 with two communicated ends is arranged inside the air supply box, an air inlet of the air passage 63 is communicated with the air supply pipe 62, and an air outlet of the air passage is communicated with the inner cavity of the spray head. As shown in figure 6, the air passage is in an X shape, a horn mouth at the front end of the air passage 63 is connected with an air outlet on the blast pipe, and a horn mouth at the rear end of the air passage 63 is communicated with an inner cavity of the nozzle 5. Through setting the air flue to X form, make the wind flow that gets into the air flue compress earlier the pressure that the reinforcing was swept, the wind flow rethread rear end after the compression blows out, and the clearance that the accumulational dust can be thorough in the increase face of sweeping guarantees the shower nozzle.

The dust detector 3 may be a wireless dust detector. When the dust suppression equipment stops working, the main pressure air pump stops working, and at the moment, the air pump for purging starts working to store pressure; after the pipeline stops working for a period of time, when the wireless dust detector detects that the dust concentration at the head of the spray gun reaches a certain value, the signal is transmitted to the control equipment through the wireless network, after the control equipment obtains the signal, the valve on the purging gas pipeline is controlled to be opened according to the setting of the PLC, the purging gas enters the ventilation box through the pipeline and then enters the spray head to be purged, and therefore cleanness is guaranteed.

The utility model discloses a sweep the device and use on current dust suppression equipment, can be in the detection mouth of each spray gun head processing, detection mouth department installation detection pipe joint, through detection pipe joint installation dust detection pipe, wireless dust detector is connected to the one end of detection pipe, and dust detector uses the support to fix on the spray gun. The shower nozzle portion processing has four ventilation boxes, and processing has the air flue on every ventilation box, and inside the air flue got into the shower nozzle by outer to interior, cyclic annular ventilation pipe was connected in the outside of ventilation box, and the ventilation pipe is connected to on the low-pressure pipeline. When the dust suppression equipment stops working, the main pressure air pump stops working, and at the moment, the air pump for purging starts working to store pressure; after the pipeline stop work a period, after the dust concentration that wireless dust detector detected the spray gun head reaches certain numerical value, give controlgear through wireless network with signal transmission, controlgear obtains the signal after, according to PLC's settlement, the valve on the control purge gas pipeline is opened, and purge gas gets into the box that ventilates by the pipeline, then sweeps in getting into the shower nozzle for guarantee the cleanness, prevent that the dust from piling up at the shower nozzle inner chamber and blockking up the spray gun.

The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.

Other technical features than those described in the specification are known to those skilled in the art.

Claims (7)

1. The low-pressure pipeline purging device comprises a spray gun and a spray head, wherein the spray head is arranged at the front end of the spray gun, and the low-pressure pipeline purging device is characterized by further comprising a dust detector, a detection pipe and an air supply assembly, the dust detector is arranged on the spray gun, one end of the detection pipe is connected with the dust detector, the other end of the detection pipe is connected with the spray head, the air supply assembly for preventing dust accumulation is arranged on the spray head, and the air supply assembly is connected with an air pump.

2. The low-pressure pipeline purging device as claimed in claim 1, wherein the blowing assembly includes a blowing box and a blowing pipe, the blowing box is uniformly provided on the outer circumferential wall of the nozzle, the blowing pipe is an annular blowing pipe, and the annular blowing pipe is inserted into the blowing box.

3. The low-pressure pipeline purging device as claimed in claim 2, wherein the blowing box is disposed on a side wall of the nozzle, an air passage having two ends communicating with each other is disposed inside the blowing box, an air inlet of the air passage communicates with the blowing pipe, and an air outlet of the air passage communicates with an inner cavity of the nozzle.

4. The low-pressure pipeline purging device as claimed in claim 3, wherein the air passage is in an X shape, a bell mouth at the front end of the air passage is connected with the air outlet of the blast pipe, and a bell mouth at the rear end of the air passage is communicated with the inner cavity of the nozzle.

5. The low-pressure pipeline purging device as claimed in claim 2, wherein the air supply pipe comprises a pipe body, an air inlet pipe and an air outlet pipe, the pipe body is annular and is sleeved on the outer wall of the nozzle, the air inlet pipe connected with the air pump is arranged on one side of the pipe body, and the air inlet pipes connected with the air supply box in a matching mode are arranged on the other side of the pipe body.

6. The low pressure conduit purging device as claimed in claim 2, wherein there are four of said air supply boxes, and four of said air supply boxes are uniformly disposed on the outer circumferential wall of the showerhead.

7. A low pressure line purging device as claimed in claim 1, wherein said dust detector is a wireless dust detector.

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