CN217196173U - Powder tank dust control device for concrete mixing plant - Google Patents

Abstract

The utility model discloses a powder jar dust treatment device for concrete mixing plant, construct the dust absorption trunk line that has the connecting pipe and a plurality of equidistance including the top between two parties and construct the dust absorption subassembly that is used for collecting powder jar dust on every side in dust absorption trunk line bottom, the connecting pipe top end fixed mounting of dust absorption trunk line is used for to a plurality of the subassembly is applyed to the negative pressure that negative pressure was applyed to the dust absorption subassembly, the dust absorption subassembly includes pipeline structure, connects in pipeline structure one end and installs in the suction hood at powder tank deck portion and connect in the pipeline structure other end and install in the cowl of powder tank bottoms portion, the bottom of suction hood is constructed there is the protection edge, the protection edge is used for improving the coverage area of suction hood. This device is administered to powder jar dust for concrete mixing plant can control the dust when powder jar material loading and blowing to prevent that it from filling in the workshop, reduced the harm healthy to staff's respiratory track in the workshop, the practicality is stronger.

Description

Powder tank dust treatment device for concrete mixing plant

Technical Field

The utility model belongs to the technical field of the dust treatment equipment, concretely relates to concrete mixing plant is with powder jar dust treatment device.

Background

A concrete mixing plant, also called a concrete precast yard, is a combined device for intensively mixing concrete and consists of a mixing host machine, a material weighing system, a material conveying system, a material storage system, a control system and other accessory facilities.

The existing dust removal device for the powder tank (particularly disclosed in the Chinese utility model with the publication number of CN 208790766U) realizes the function of adjusting the height and the inclination angle of a dust hood through the cooperation of a crank, a first bevel gear, a second bevel gear, a screw rod and two movable plates, enlarges the cleaning and collecting area, and cleans and collects dust to the maximum extent.

At present, a large amount of dust is generated in the powder tank during feeding, and the dust generated in the feeding process is not treated by a dust removing device in the prior art, so that the dust is diffused in a workshop and the respiratory tract health of workers in the workshop is seriously harmed;

dust collector among the prior art, its suction hood that is used for collecting the dust sets up in powder can below, and the dust that produces when cooperation air exhaust equipment is to powder can unloading is collected, though has good effect through the mode that suction hood cooperation air exhaust equipment was collected the dust, nevertheless still has a large amount of dusts to diffuse in the workshop at the in-process of actual production, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete mixing plant is administered device with powder jar dust to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme does:

a powder tank dust treatment device for a concrete mixing plant comprises a main dust absorption pipeline, a plurality of dust absorption components and a dust collecting device, wherein a connecting pipe is formed in the middle of the top end of the main dust absorption pipeline;

a negative pressure applying assembly for applying negative pressure to the plurality of dust collecting assemblies is fixedly mounted at the top end of the connecting pipe of the main dust collecting pipeline;

the dust collection assembly comprises a pipeline structure, a dust collection cover and an arc-shaped baffle, wherein the dust collection cover is connected to one end of the pipeline structure and is arranged at the top of the powder tank, the arc-shaped baffle is connected to the other end of the pipeline structure and is arranged at the bottom of the powder tank, a protective edge is formed at the bottom end of the dust collection cover, and the protective edge is used for increasing the coverage area of the dust collection cover.

Furthermore, the pipeline structure comprises a dust absorption auxiliary pipeline communicated with the dust absorption cover and a first electromagnetic valve fixedly installed on the dust absorption auxiliary pipeline, and a round hole for communicating the extension pipe is formed in the bottom of one side of the dust absorption auxiliary pipeline.

Furthermore, one side of the first extension pipe far away from the auxiliary dust absorption pipeline is fixedly provided with a second electromagnetic valve, one side of the second electromagnetic valve far away from the first extension pipe is fixedly connected with a second extension pipe communicated with the arc-shaped baffle plate, and function switching under the feeding and discharging states can be achieved by switching the first electromagnetic valves and the second electromagnetic valves.

Further, the negative pressure applying assembly comprises a shell communicated with the top of the connecting pipe and a bracket fixedly arranged at the bottom in the shell.

Furthermore, the motor is fixedly installed in the support, the fan blades are fixedly arranged on a motor shaft of the motor, the motor drives the fan blades to rotate, negative pressure can be applied to the inside of the shell, and dust is sucked into the recycling stirrer through the dust suction assemblies.

Further, the top end lock of casing is provided with the protective cover, and the circular slot that supplies the installation pipe switch-on is seted up at the center on protective cover top.

Compared with the prior art, the utility model discloses following beneficial effect has:

thanks to the arrangement of the main dust suction pipeline provided with the dust suction assemblies and the negative pressure applying assembly, after the negative pressure applying assembly is communicated with the dust recovery stirrer through the prepared pipeline, negative pressure can be applied to the dust suction assemblies through the negative pressure applying assembly, so that dust generated when the powder tank is fed is sucked into the main dust suction pipeline through the dust suction covers and is conveyed into the dust recovery stirrer, the control of the dust is effectively finished, the dust can be prevented from spreading in a workshop, and the harm to the respiratory tract health of workers in the workshop is reduced;

benefit from a plurality of dust absorption components's setting, when the unloading, can start a plurality of solenoid valves two, and close a plurality of solenoid valves one, so that many extension pipes one switch on with many extension pipes two respectively, with produce the negative pressure in installing the cowl at powder tank bottoms portion, the dust that produces when the powder jar blowing absorbs, because only set up the opening that supplies the business turn over on the cowl, so very big the condition of having avoided the dust to overflow takes place, the practicality is stronger.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the dust collecting assembly of the present invention;

fig. 3 is the utility model discloses the assembly's split schematic diagram is applyed to negative pressure.

In the figure: 1. a main dust absorption pipeline; 2. a dust collection assembly; 201. a dust hood; 202. a protective edge; 203. an arc-shaped baffle plate; 204. a dust-collecting auxiliary pipeline; 205. a first extension pipe; 206. a second extension pipe; 3. a negative pressure application assembly; 301. a housing; 302. a support; 303. an electric motor; 304. a fan blade; 305. a protective cover; 306. and (5) installing a pipe.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in figures 1-3, a powder tank dust treatment device for a concrete mixing plant comprises a main dust suction pipe 1 with a connecting pipe constructed in the center of the top end, and a plurality of dust suction components 2 constructed at the bottom end of the main dust suction pipe 1 at equal intervals for collecting dust around a powder tank, wherein a negative pressure applying component 3 for applying negative pressure to the plurality of dust suction components 2 is fixedly installed at the top end of the connecting pipe of the main dust suction pipe 1, the dust suction components 2 comprise a pipeline structure, a dust suction cover 201 connected to one end of the pipeline structure and installed at the top of the powder tank, and an arc baffle 203 connected to the other end of the pipeline structure and installed at the bottom of the powder tank, a protective edge 202 is constructed at the bottom end of the dust suction cover 201, after the negative pressure applying component 3 is connected to a dust recovery mixer through a prepared pipeline, negative pressure can be applied to the plurality of dust suction components 2 through the negative pressure applying component 3, so that the dust generated when the powder tank is fed through the plurality of dust suction covers 201 is sucked into the main dust suction pipe 1, and transport to the dust and retrieve in the agitator, the effectual control of accomplishing the dust can prevent that it from filling in the workshop, has reduced the harm healthy to staff's respiratory track in the workshop.

Wherein, the pipeline structure is including switching on in the vice pipeline 204 of dust absorption of suction hood 201 and the solenoid valve one of fixed mounting on the vice pipeline 204 of dust absorption, the round hole that supplies the switch-on of extension pipe 205 is seted up to the bottom of the vice pipeline 204 one side of dust absorption, when the material loading, through starting a plurality of solenoid valves one, and close a plurality of solenoid valves two, so that the vice pipeline 204 of dust absorption is respectively with a plurality of suction hoods 201 switch-ons, in order to produce the negative pressure in the suction hood 201 of installing at powder tank top, the dust that produces when the powder jar material loading absorbs, and because the bottom of suction hood 201 is constructed there is protection edge 202, further improvement the coverage area of suction hood 201, effectively improved the dust absorption effect.

Wherein, one side fixed mounting that extension pipe 205 kept away from dust absorption auxiliary pipe 204 has solenoid valve two, and one side fixedly connected with switch-on that extension pipe 205 was kept away from to solenoid valve two is in extension pipe two 206 of cowl 203, when the unloading, through starting a plurality of solenoid valves two, and close a plurality of solenoid valves one, so that many extension pipes 205 respectively with many extension pipe two 206 switch-ons, in order to produce the negative pressure in cowl 203 of installing the powder tank bottom, absorb the dust that produces when powder tank blowing, because only set up the opening that supplies the business turn over on cowl 203, so the very big condition of having avoided the dust to escape takes place, the practicality is stronger.

Wherein, subassembly 3 is applyed to negative pressure including switch-on in the casing 301 and the support 302 of bottom in casing 301 at connecting pipe top, fixed mounting has motor 303 in the support 302, and the fixed flabellum 304 that is provided with on motor 303's the motor shaft, it is rotatory to drive flabellum 304 through starter motor 303, can be to appling the negative pressure in a plurality of dust absorption subassembly 2, collect the dust that a plurality of powder jars produced through a plurality of dust absorption subassemblies 2, in case it is diffuse everywhere, the top lock of casing 301 is provided with protective cover 305, and the circular slot that supplies installation pipe 306 switch-on is seted up at the center on protective cover 305 top, switch-on in installation pipe 306 through the pipeline that prepares in advance, and switch-on the other end of pipeline in the agitator of dust is retrieved to the user, can accomplish the reuse to collecting the dust, practice thrift the environmental protection.

The working principle is as follows: this powder tank dust control device for concrete mixing plant, during the use, install in the top of powder tank through constructing a plurality of suction hood 201 that have the guard edge 202, and install a plurality of cowl 203 in the bottom of powder tank, through the pipeline with the installation pipe 306 switch-on that constructs on protective cover 305 in the dust recovery mixer, and starter motor 303 drives flabellum 304 and rotates, in order to exert the negative pressure in a plurality of dust absorption subassembly 2, through switching on and off a plurality of solenoid valves one and a plurality of solenoid valve two, come the adjustment to deal with the dust removal mode under material loading and the ejection of compact state, high durability and convenient use, and the operation is simple.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A powder tank dust treatment device for a concrete mixing plant comprises a main dust absorption pipeline (1) with a connecting pipe formed in the middle of the top end and a plurality of dust absorption components (2) which are equidistantly formed at the bottom end of the main dust absorption pipeline (1) and used for collecting dust around a powder tank; the method is characterized in that: a negative pressure applying assembly (3) for applying negative pressure to the plurality of dust collecting assemblies (2) is fixedly mounted at the top end of a connecting pipe of the main dust collecting pipeline (1);

the dust collection assembly (2) comprises a pipeline structure, a dust collection cover (201) connected to one end of the pipeline structure and mounted at the top of the powder tank, and an arc-shaped baffle (203) connected to the other end of the pipeline structure and mounted at the bottom of the powder tank, wherein a protection edge (202) is formed at the bottom end of the dust collection cover (201).

2. The powder tank dust control device for the concrete mixing plant according to claim 1, characterized in that: the pipeline structure comprises a dust collection auxiliary pipeline (204) communicated with the dust collection cover (201) and a first electromagnetic valve fixedly installed on the dust collection auxiliary pipeline (204), and a round hole for communicating the extension pipe I (205) is formed in the bottom of one side of the dust collection auxiliary pipeline (204).

3. The powder tank dust control device for the concrete mixing plant according to claim 2, characterized in that: and a second electromagnetic valve is fixedly installed on one side, away from the auxiliary dust suction pipeline (204), of the first extension pipe (205), and a second extension pipe (206) communicated with the arc-shaped baffle (203) is fixedly connected to one side, away from the first extension pipe (205), of the second electromagnetic valve.

4. The powder tank dust control device for the concrete mixing plant according to claim 1, characterized in that: the negative pressure applying assembly (3) comprises a shell (301) communicated with the top of the connecting pipe and a bracket (302) fixedly arranged at the bottom in the shell (301).

5. The powder tank dust control device for the concrete mixing plant according to claim 4, characterized in that: an electric motor (303) is fixedly installed in the support (302), and fan blades (304) are fixedly arranged on a motor shaft of the electric motor (303).

6. The powder tank dust control device for the concrete mixing plant according to claim 4, characterized in that: the top end lock of casing (301) is provided with protective cover (305), and the circular slot that supplies installation pipe (306) switch-on is seted up at the center on protective cover (305) top.

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