CN211302457U

CN211302457U - A dust collector for building engineering

Info

Publication number: CN211302457U
Application number: CN201921662004.0U
Authority: CN
Inventors: 徐运广; 莫敏; 韦韶鹏
Original assignee: Nanning College for Vocational Technology
Current assignee: Nanning College for Vocational Technology
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-08-21
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a dust removing device for constructional engineering, which comprises a plurality of nozzles, wherein the nozzles are air atomizing nozzles with two interfaces, one interface of the plurality of nozzles is connected in parallel and then is connected to a water supply system, and the other interface is connected in parallel and then is connected to an air supply system; the water delivery system comprises a water tank, a water filter and a centrifugal water pump which are sequentially connected in series by pipelines, and an outlet pipeline of the centrifugal water pump is connected to a connector of the nozzle; the water supply system comprises a fan and an air filter arranged at the inlet of the fan, and an outlet pipeline of the fan is connected to a connector of the nozzle. The utility model is simple in operation, have that dust removal effect is good, the difficult characteristics that block up and the water consumption is little of nozzle.

Description

A dust collector for building engineering

Technical Field

The utility model relates to a construction equipment technical field, concretely relates to a dust collector for building engineering.

Background

In the building construction process, dust is often produced, and the dust is influenced by wind power and various stirring and drifts around in the air for a long time, so that the thick dust on a building site can be covered, the environment pollution is caused, and the human health can be harmed. The existing dust removal device has the defects of large water consumption and easy blockage of a nozzle, and the dust removal device with good dust removal effect and stable and reliable operation is urgently needed at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a dust collector that dust removal effect is good, the nozzle is difficult for blockking up and the water consumption is little is provided.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a dust removal device for constructional engineering comprises a plurality of nozzles, wherein each nozzle is an air atomization nozzle provided with two interfaces, one interface of each nozzle is connected in parallel and then connected to a water supply system, and the other interface of each nozzle is connected in parallel and then connected to an air supply system; the water delivery system comprises a water tank, a water filter and a centrifugal water pump which are sequentially connected in series by pipelines, and an outlet pipeline of the centrifugal water pump is connected to a connector of the nozzle; the water supply system comprises a fan and an air filter arranged at the inlet of the fan, and an outlet pipeline of the fan is connected to a connector of the nozzle.

Preferably, the nozzle comprises an upper main body, a shell, a lower main body, a thimble, an elastic body and a piston. Go up the main part and be located the nozzle front portion, its inside front portion, middle part and rear portion are the shoulder hole of aperture from small to big, and the front end of interior front portion is for leaking hopper-shaped moreover, and two interfaces set up respectively in the both sides at nozzle middle part. The outer shell covers the front part of the upper main body, and the front end of the outer shell is provided with a nozzle. The front end of the lower main body is connected to the rear end of the upper main body, a cavity is formed inside the lower main body and the upper main body, the ejector pin is arranged in the cavity, the middle of the ejector pin is a cylinder thicker than two ends, and the front end of the ejector pin is a pointed end plugged into the front end of the upper main body. The elastomer comprises a cylinder body and a limiting ring, the cylinder body is arranged in the middle of the upper main body, one end of the cylinder body is sealed, the other end of the cylinder body is open, the sealing end is provided with a through hole which penetrates through the front part of the thimble and limits the middle part of the thimble in the cylinder body, and the limiting ring is arranged at the open end of the cylinder body in a surrounding manner and is limited at the rear part of the upper main body. The piston is sleeved at the tail part of the ejector pin, the tail end of the ejector pin is in threaded connection with the nut to fix the piston, and a spring is arranged between the piston and the rear end face of the lower main body.

As a more preferred scheme, the rear end of the lower main body is provided with a screw hole, the screw hole is in threaded connection with a set screw, and two ends of the spring are respectively sleeved outside the tail end of the thimble and the tip end of the set screw.

As a more preferable scheme, the rear end of the shell is in threaded connection with the front end of the upper main body, and a sealing gasket is arranged at the joint of the rear end of the shell and the front end of the upper main body; the rear end of the upper main body is in threaded connection with the front end of the lower main body, and a sealing gasket is arranged at the joint of the upper main body and the lower main body.

Preferably, an elastic washer is arranged between the piston and the nut.

As the preferred scheme, pressure gauges are arranged on pipelines between the fan and the nozzle and pipelines between the centrifugal water pump and the nozzle.

As the preferred scheme, the fan and the centrifugal water pump are both connected with a motor.

Preferably, ball valves are arranged on pipelines between the water tank and the water filter and between the centrifugal water pump and the nozzle.

Preferably, the centrifugal water pump is a multistage centrifugal water pump.

The utility model has the advantages that:

the utility model is simple in operation, have that dust removal effect is good, the difficult characteristics that block up and the water consumption is little of nozzle. The air atomizing nozzle mixes wind and water into mist, so that fine particles such as dust in the air can be adsorbed by the water particles, the dust particles are wet and weighted, the water particles are settled from the air flow, the fan is used to enable the sprayed water mist to be farther, the range is wider, and the dust in the air is effectively reduced. The ejector pin and the spring are specially designed in the nozzle, the ejector pin of the nozzle is opened by using wind pressure, and the ejector pin seals the nozzle when the nozzle does not work, so that sundries are prevented from entering and blocking the nozzle. Compared with the prior art, the utility model discloses can effectively remove dust, steady operation, further improve dust collector's practicality and reliability.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

FIG. 2 is a cross-sectional view of the nozzle of the embodiment of FIG. 1.

Reference numbers in the figures: 1. an air filter; 2. a motor; 3. a fan; 4. a pressure gauge; 5. a nozzle; 51. a housing; 52. an upper body; 53. a thimble; 54. an interface; 55. an elastomer; 56. a lower body; 57. a piston; 58. a nut; 59. a spring; 510. tightening the screw; 511. an elastic washer; 512. a gasket; 6. a ball valve; 7. a centrifugal water pump; 8. a water filter; 9. a water tank.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

The dust removing device for the construction engineering of the embodiment has a structure as shown in fig. 1, and comprises a plurality of nozzles 5, wherein the nozzles 5 are air atomizing nozzles provided with two interfaces 54, one interface 54 of the plurality of nozzles 5 is connected in parallel and then connected to a water supply system, and the other interface 54 is connected in parallel and then connected to an air supply system. The water supply system comprises a water tank 9, a water filter 8 and a centrifugal water pump 7 which are connected in series in sequence by pipelines, the centrifugal water pump 7 is a multi-stage centrifugal water pump, and an outlet pipeline of the centrifugal water pump 7 is connected to an interface 54 of the nozzle 5. The pipeline between the water tank 9 and the water filter 8 and the pipeline between the centrifugal water pump 7 and the nozzle 5 are both provided with ball valves 6, and the ball valves 6 can adjust the size of water flow. The water supply system comprises a fan 3 and an air filter 1 arranged at the inlet of the fan 3, an outlet pipeline of the fan 3 is connected to a connector 54 of the nozzle 5, a pressure gauge 4 is arranged on a pipeline between the fan 3 and the nozzle 5 and a pipeline between the centrifugal water pump 7 and the nozzle 5, and the pressure gauge 4 can observe air pressure and water pressure.

As shown in fig. 2, the nozzle 5 includes an upper body 52, a housing 51, a lower body 56, a thimble 53, an elastic body 55, and a piston 57. The upper body 52 is located at the front part of the nozzle 5, the front part, the middle part and the rear part of the inner part of the upper body are stepped holes with gradually increasing aperture, the front end of the inner front part is funnel-shaped, and two connectors 54 are respectively arranged at two sides of the middle part of the nozzle 5. The shell 51 covers the front part of the upper main body 52, and the front end is provided with a spout; the rear end of the shell 51 is in threaded connection with the front end of the upper main body 52, the rear end of the upper main body 52 is in threaded connection with the front end of the lower main body 56, and sealing gaskets 512 are arranged at the joints of the two. The front end of the lower main body 56 is connected to the rear end of the upper main body 52, the rear end of the lower main body 56 is provided with a screw hole, the screw hole is in threaded connection with a set screw 510, two ends of the spring 59 are respectively sleeved outside the tail end of the thimble 53 and the tip end of the set screw 510, and a cavity is formed inside the lower main body 56 and the upper main body 52. The thimble 53 is disposed in the cavity, and the middle of the thimble 53 is a cylinder thicker than both ends, and the front end is a tip plugged into the front end of the upper body 52. The elastic body 55 includes a cylindrical body disposed in the middle of the upper body 52 and having one end sealed and one end open, the sealed end having a through hole passing through the front portion of the thimble 53 but limiting the middle portion of the thimble 53 in the cylindrical body, and a stopper ring disposed around the open end of the cylindrical body and limited to the rear portion of the upper body 52. The piston 57 is sleeved on the tail part of the thimble 53, the tail end of the thimble 53 is in threaded connection with a nut 58 to fix the piston 57, an elastic washer 511 is arranged between the piston 57 and the nut 58, and a spring 59 is arranged between the piston 57 and the rear end surface of the lower main body 56.

During the use, start two motors 2, fan 3 and centrifugal water pump 7 begin work, and the air is inhaled by fan 3 through air cleaner 1, gets into nozzle 5, and centrifugal water pump 7 takes out the water in the water tank 9, sends into in the nozzle 5 through water filter 8. The ejector pin 53 and the spring 59 are arranged in the nozzle 5, and when the nozzle 5 does not work, the ejector pin 53 seals the nozzle 5 to prevent sundries from entering and blocking the nozzle 5. When wind and water are supplied into the nozzle, the wind pressure and the water pressure jointly apply pressure to the ejector pins 53 and the elastic body 55, thereby opening the ejector pins 53 of the nozzle 5. Nozzle 5 is air atomizing nozzle, and wind and water mix behind 5 mouthful of the department gathering of nozzle and form aerial fog, and the outside blowout of aerial fog adsorbs the dust in the air in order to reach dust removal effect, has not only increased the dust removal scope, has still reduced the waste of water resource.

Claims

1. The utility model provides a dust collector for building engineering which characterized in that: the air atomizing device comprises a plurality of nozzles (5), wherein the nozzles (5) are air atomizing nozzles provided with two interfaces (54), one interface (54) of the plurality of nozzles (5) is connected in parallel and then is connected to a water supply system, and the other interface (54) is connected in parallel and then is connected to an air supply system; the water delivery system comprises a water tank (9), a water filter (8) and a centrifugal water pump (7) which are sequentially connected in series by pipelines, and an outlet pipeline of the centrifugal water pump (7) is connected to an interface (54) of the nozzle (5); the water supply system comprises a fan (3) and an air filter (1) arranged at the inlet of the fan (3), and an outlet pipeline of the fan (3) is connected to an interface (54) of the nozzle (5).

2. The dust removing device according to claim 1, wherein: the nozzle (5) comprises an upper main body (52), a shell (51), a lower main body (56), a thimble (53), an elastic body (55) and a piston (57); the upper main body (52) is positioned at the front part of the nozzle (5), the front part, the middle part and the rear part of the inner part of the upper main body are stepped holes with the diameter from small to large, the front end of the inner front part is funnel-shaped, and two interfaces (54) are respectively arranged at two sides of the middle part of the nozzle (5); the shell (51) covers the front part of the upper main body (52), and the front end is provided with a nozzle; the front end of the lower main body (56) is connected with the rear end of the upper main body (52), and a cavity is formed inside the lower main body (56) and the upper main body (52); the ejector pin (53) is arranged in the cavity, the middle part of the ejector pin (53) is a cylinder thicker than two ends, and the front end of the ejector pin is a pointed end plugged into the front end of the upper main body (52); the elastic body (55) comprises a cylinder body and a limiting ring, the cylinder body is arranged in the middle of the upper main body (52), one end of the cylinder body is sealed, the other end of the cylinder body is opened, the sealing end is provided with a through hole which penetrates through the front part of the thimble (53) and limits the middle part of the thimble (53) in the cylinder body, and the limiting ring is arranged around the opening end of the cylinder body and is limited in the rear part of the upper main body (52); the piston (57) is sleeved at the tail part of the thimble (53), the tail end of the thimble (53) is in threaded connection with a nut (58) to fix the piston (57), and a spring (59) is arranged between the piston (57) and the rear end face of the lower main body (56).

3. The dust removing device according to claim 2, wherein: the rear end of the lower main body (56) is provided with a screw hole which is in threaded connection with a set screw (510), and two ends of the spring (59) are respectively sleeved outside the tail end of the thimble (53) and the tip end of the set screw (510).

4. The dust removing device according to claim 2, wherein: the rear end of the shell (51) is in threaded connection with the front end of the upper main body (52), and a sealing gasket (512) is arranged at the joint of the shell and the upper main body; the rear end of the upper main body (52) is in threaded connection with the front end of the lower main body (56), and a sealing gasket (512) is arranged at the joint of the upper main body and the lower main body.

5. The dust removing device according to claim 2, wherein: an elastic washer (511) is arranged between the piston (57) and the nut (58).

6. The dust removing device according to claim 1, wherein: and pressure gauges (4) are arranged on a pipeline between the fan (3) and the nozzle (5) and a pipeline between the centrifugal water pump (7) and the nozzle (5).

7. The dust removing device according to claim 1, wherein: the fan (3) and the centrifugal water pump (7) are both connected with a motor (2).

8. The dust removing device according to claim 1, wherein: and ball valves (6) are arranged on pipelines between the water tank (9) and the water filter (8) and between the centrifugal water pump (7) and the nozzle (5).

9. The dust removing device according to claim 1, wherein: the centrifugal water pump (7) is a multi-stage centrifugal water pump.