CN204637882U - A kind of vehicle carried dust cleaning apparatus - Google Patents

Abstract

The utility model relates to a vehicle-mounted dust removal device, which comprises a bag dust removal device and a cyclone dust removal device. The bag dust removal device includes a dust removal chamber and a clean air chamber. There are exhaust solenoid valve and dust removal solenoid valve, and the dust removal solenoid valve is connected with a dust removal air pipe; the cyclone dust removal device includes a cyclone, the top of the cyclone is an exhaust port, and the upper side of the cyclone is provided with an air intake pipe, which The connecting part of the air pipe and the cyclone is the air inlet of the cyclone, and the structure of the cyclone in the area where the air inlet pipe and the air inlet of the cyclone are located is a volute type, and the entrance of the air inlet pipe is the air inlet, and the air inlet is installed There is a pressure reducing valve, and the bottom of the cyclone is equipped with an ash collecting hopper, and the bottom of the ash collecting hopper is equipped with an ash discharge lock air valve. The utility model effectively solves the dust pollution problem of dry-mixed mortar through the combined dust removal of the bag dust removal device and the cyclone dust removal device, and has simple structure and convenient use, and is worthy of popularization.

Description

A vehicle-mounted dust removal device

technical field

The utility model relates to a dust removal device, in particular to a vehicle-mounted dust removal device for bulk transport of dry-mixed mortar.

Background technique

During the application process of dry-mixed mortar in construction engineering, the temporary storage of mortar and automatic water mixing are realized through the sealed mobile silo placed on the construction site. The mortar in the mobile silo is compressed air by a special mortar transport vehicle. Send it into the cylinder by air blowing. When feeding by air blowing, the dust-laden exhaust gas in the silo is sent to the dust removal facility through the exhaust pipe, and discharged to the environment after purification. At present, the dust removal facilities used to deal with the dusty waste gas of the dry-mixed mortar mobile silo mostly use dust removal cloth bags to be directly socketed at the outlet of the exhaust pipe, and the dust removal effect is poor; Explosive bags, dust pollution accidents often occur on dry-mixed mortar application sites.

Utility model content

In order to solve the above-mentioned existing technical problems, the utility model provides a vehicle-mounted dust removal device, which is installed in the contour line of the bulk transport vehicle, and is mainly used for dust removal when the bulk transport vehicle is feeding the mobile silo at the construction site, which can effectively solve the problem of The deficiencies of the above-mentioned dry-mixed mortar mobile silo dust removal technology can completely solve the problem of dust bag explosion, reduce the dust raised by air-blown materials, and greatly improve the application site environment of dry-mixed mortar. At the same time, it can reduce the increased feeding time due to the blockage of the dust bag and the air resistance in the moving cylinder, and improve the feeding efficiency.

In order to achieve the above object, the utility model is achieved through the following technical solutions:

A vehicle-mounted dust removal device, comprising a bag dust removal device and a cyclone dust removal device connected to each other, the bag dust removal device is located above the cyclone dust removal device; the bag dust removal device includes a dust removal room and a clean air room, and the dust removal room is installed There is a dust-removing bag, and the clean air chamber is located above the dust-removing chamber. The dust removal solenoid valve is installed in the clean air chamber, and the dust removal solenoid valve is connected with a dust removal air pipe; The room is connected, and a wind cap is installed on the exhaust port. The upper side of the cyclone is provided with an air intake pipe. The connection between the air intake pipe and the cyclone is the air inlet of the cyclone. The air intake pipe and the cyclone The structure of the cyclone in the area where the air inlet of the cylinder is located is volute, the inlet of the air intake pipe is the air intake end, the air intake end is equipped with a pressure reducing valve, and the bottom of the cyclone is equipped with a dust collecting hopper , the bottom of the ash collecting hopper is equipped with an ash discharge lock air valve.

The control power of the ash cleaning solenoid valve and the exhaust solenoid valve is 24V, and adopts a parallel control mode. The ash cleaning solenoid valve installed on the same clean air chamber is a normally closed type, and the exhaust solenoid valve is a normally open type.

The ash-discharging air-lock valve is a manual ash-discharging air-lock valve.

The vehicle-mounted dedusting device is composed of several groups of bag dedusting devices and cyclone dedusting devices during application.

The beneficial effects of the utility model are as follows:

The vehicle-mounted dedusting device of the utility model is detachably installed in the contour line of the bulk transport vehicle, light and convenient, easy to replace the cloth bag, disassemble and maintain; Other auxiliary equipment and facilities; when feeding materials, the intake end of the device is connected to the exhaust port of the mobile silo through a hose. During the application process, the state conversion of each group of cleaning solenoid valves and exhaust solenoid valves is controlled in turn to achieve the on-line operation of the chambers. The purpose of dust removal is simple and convenient to operate, and the dust removal effect is good; a dust collecting bucket is installed at the bottom of the device. Decrease in dust removal effect.

The utility model effectively solves the problem of dust pollution when the dry-mixed mortar is fed to the mobile silo at the construction site. Due to the two-stage dust removal of the cyclone and the cloth bag, the problem of dust bag explosion can be completely solved, and the dust caused by feeding and sudden bag explosion can be reduced. A large area of dust pollution, greatly improving the dry-mixed mortar application site environment. At the same time, it can reduce the increased feeding time due to the blockage of the dust bag paste bag and the air resistance in the mobile silo, and improve the feeding efficiency. The utility model has the advantages of simple structure and convenient use, and is worthy of popularization.

Description of drawings

Fig. 1 and Fig. 2 are structural representations of the utility model;

Fig. 3 is the A-A direction sectional view of Fig. 1;

Fig. 4 is the B-B direction sectional view of Fig. 1;

Among them, 1 is the dust removal room, 2 is the clean air room, 3 is the dust bag, 4 is the exhaust port, 5 is the exhaust solenoid valve, 6 is the soot cleaning solenoid valve, 7 is the dust cleaning air pipe, 8 is the cyclone, 9 Be hood, 10 is air intake pipe, 11 is cyclone air inlet, 12 is pressure reducing valve, 13 is air inlet end, 14 is ash collecting hopper, 15 is ash discharge lock air valve.

Detailed ways

The utility model will be further described below in conjunction with specific embodiments, but the protection scope of the utility model is not limited thereto.

As shown in Figures 1-4, the vehicle-mounted dust removal device of the present invention includes a bag dust removal device and a cyclone dust removal device that are connected to each other. Effectively solve the dust pollution problem of dry-mixed mortar.

The bag dust removal device in the utility model includes a dust removal chamber 1 and a clean air chamber 2. A dust removal cloth bag 3 is installed in the dust removal chamber 1. The clean air chamber 2 is located above the dust removal chamber 1. The clean air chamber 2 is connected to the opening of the dust removal cloth bag 3. , and the clean air chamber 2 is provided with an exhaust port 4, exhaust solenoid valves 5 are installed at both ends of the clean air chamber 2, a soot cleaning solenoid valve 6 is installed above the clean gas chamber 2, and a dust cleaning solenoid valve 6 is installed above It is connected with a soot removal air pipe 7, which is connected with the main air pipe of the on-board air compressor of the bulk transport vehicle, and the purpose of ash removal is achieved through the reverse air blowing on the vehicle, which is convenient to use and has a good effect of ash removal.

The cyclone dust removal device in the utility model includes a cyclone tube 8, and the top of the cyclone tube 8 is an exhaust port (the exhaust port is covered by the wind cap 9, which is not marked in the drawings of the utility model), and the exhaust port communicates with the dust removal chamber 1 , and the wind cap 9 is installed on the exhaust port, avoiding the direct washing of the dust bag by the exhaust of the cyclone, causing the bag to wear and tear, and prolonging the service life of the bag. The upper side of the cyclone 8 is provided with an air intake duct 10, the connecting part of the air intake duct 10 and the cyclone 8 is the cyclone air inlet 11, and the cyclone structure in the area where the air intake duct 10 and the cyclone air inlet 11 are located It is volute.

Because the pressure in the bulk mobile silo is relatively high in the final stage of bulk truck feeding, the utility model is equipped with a pressure reducing valve 12 on the air intake end 13 of the air intake pipe 10, which can effectively slow down the influence of pressure fluctuation on dust removal and improve the dust removal effect. Extended service life

The bottom of the cyclone 8 is equipped with an ash collecting hopper 14, and the bottom of the ash collecting hopper 14 is equipped with an ash discharge lock wind valve 15.

The bottom of the ash collecting bucket 14 in the utility model is equipped with an ash discharge air lock valve 15, and the ash discharge air lock valve 15 can be a manual ash discharge air lock valve, or an electric ash discharge air lock valve, which can be selected according to actual needs , Effectively remove the deposited dust and avoid the decline of the dust removal effect caused by the backlog of dust.

The control power supply of the ash removal solenoid valve 6 and the exhaust solenoid valve 5 in the utility model is 24V, connected with the vehicle battery through the control button, and adopts a parallel control mode, the ash removal solenoid valve 6 installed on the same clean air chamber It is a normally closed type, and the exhaust solenoid valve 5 is a normally open type.

The vehicle-mounted dedusting device of the utility model is composed of several groups of bag dedusting devices and cyclone dedusting devices when in use, and the number of bag dedusting devices and cyclone dedusting devices can be selected according to actual needs.

During application, the dust-laden gas enters the intake pipe 10 through the connecting hose, the intake port 13, and the pressure reducing valve 12, and acts on the volute shape of the cyclone structure in the area where the intake pipe 10 and the cyclone air inlet 11 are located. Next, a downward outer cyclone is formed along the inner wall of the cyclone tube 8, and the particles in the gas fall into the dust collecting hopper 14 under the action of centrifugal force after hitting the wall. The gas that has been purified once changes its direction of rotation somewhere in the lower part of the cyclone 8 to form an inner cyclone upwards. After changing the flow direction through the wind cap 9 on the exhaust port at the top of the cyclone, it enters the dust removal chamber 1 at the upper part of the cyclone 8 and passes through the dust removal bag. 3, the purified gas is discharged out of the device through the exhaust solenoid valve 5 and the exhaust port 4. The dust collected in the ash collecting hopper 14 is discharged out of the device through the ash discharge air lock valve 15.

The bag dust removal of the utility model adopts an external filter method, that is, the dust-containing gas enters from the outer surface of the dust removal bag 3, and the purified gas is discharged from the bag, which can completely solve the problem of dust bag explosion.

The pressure reducing valve 12 installed on the air inlet 11 of the cyclone can effectively slow down the pressure rise in the bulk mobile silo in the final stage of bulk truck feeding, which causes the influence of the pressure fluctuation of the air inlet of the dust removal device on the dust removal, and improves the dust removal effect. Extended service life.

Since the clean air chamber 2, the ash removal solenoid valve 6 and the exhaust solenoid valve 5 are all independent, by taking turns to control the state transition of each group of ash removal solenoid valve 6 and exhaust solenoid valve 5, the purpose of on-line dust removal in separate chambers is achieved. The effect is good, the operation is simple and convenient.

The dust removal method of the utility model adopts a manual control method in turns, and an automatic control method of setting the dust removal time and the dust removal interval period can also be adopted.

The vehicle-mounted dust removal device of the utility model is detachably installed in the contour line of the bulk transport vehicle, light and convenient, and easy to maintain; through two-stage dust removal, the dust pollution problem of dry-mixed mortar is effectively solved, the problem of dust bag explosion is completely solved, and the dust removal problem is reduced. The dust is blown by air blowing, which greatly improves the environment of the dry-mixed mortar application site. At the same time, it can reduce the increased feeding time due to the blockage of the dust bag and the air resistance in the moving tank, and improve the feeding efficiency. The utility model has the advantages of simple structure and convenient use, and is worthy of popularization.

The above-mentioned embodiments are only used to explain the inventive concept of the present utility model, but not to limit the protection of the utility model rights. Any insubstantial changes made to the utility model by using this concept should fall within the protection scope of the utility model.

Claims (4)

1. a vehicle carried dust cleaning apparatus, is characterized in that: comprise the bag-type dust collector and cyclone dust collector that are interconnected, and described bag-type dust collector is positioned at the top of cyclone dust collector, described bag-type dust collector comprises dirt pocket and air-purifying chamber, in described dirt pocket, dust-removal cloth-bag is installed, described air-purifying chamber is positioned at the top of dirt pocket, air-purifying chamber is connected with the opening of dust-removal cloth-bag, and air-purifying chamber is provided with exhaust outlet, the two ends of air-purifying chamber are all provided with exhaust solenoid valve, and described air-purifying chamber is provided with deashing magnetic valve, and described deashing magnetic valve is connected with deashing tracheae, described cyclone dust collector comprises cyclone cylinder, the top of described cyclone cylinder is exhaust outlet, described exhaust outlet is communicated with dirt pocket, and exhaust outlet is provided with blast cap, the upper lateral part of described cyclone cylinder is provided with admission line, the coupling part of described admission line and cyclone cylinder is cyclone cylinder air inlet, the cyclone cylinder structure of described admission line and cyclone cylinder air inlet region is scroll casing type, the import department of described admission line is inlet end, described inlet end is provided with pressure-reducing valve, the bottom of described cyclone cylinder is provided with flue-dust retainer, the bottom of described flue-dust retainer is provided with ash discharge air valve.

2. vehicle carried dust cleaning apparatus as claimed in claim 1, it is characterized in that: the control power supply of described deashing magnetic valve and exhaust solenoid valve is 24V, and adopting Parallel Control mode, the deashing magnetic valve that same air-purifying chamber is installed is closed type, and exhaust solenoid valve is open type.

3. vehicle carried dust cleaning apparatus as claimed in claim 1, is characterized in that: described ash discharge air valve is manual ash discharge air valve.

4. vehicle carried dust cleaning apparatus as claimed in claim 1, is characterized in that: described vehicle carried dust cleaning apparatus is combined by some groups of bag-type dust collectors and cyclone dust collector when applying.