CN215589589U

CN215589589U - Dust suppression device of dry powder shield mortar mixing plant

Info

Publication number: CN215589589U
Application number: CN202121213737.3U
Authority: CN
Inventors: 陈学
Original assignee: Changsha Zanhui Construction Machinery Co ltd
Current assignee: Changsha Zanhui Construction Machinery Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-01-21
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a dust suppression device of a dry powder shield mortar mixing station in the technical field of mixing equipment, which comprises a storage tank and a discharge port, wherein a collecting disc is sleeved on the outer wall of the upper end part of the storage tank, the outer diameter of the collecting disc is gradually reduced from top to bottom, a cavity-shaped collecting cavity formed by self-rotation around the axial direction of the collecting disc is arranged in the collecting disc, a pipe joint communicated with the collecting cavity is arranged on the outer wall of the collecting cavity, and a plurality of recovery holes communicated with the collecting cavity are formed in the upward surface of the collecting disc. Through setting up the collecting tray, bleed to collecting intracavity portion by outside air exhaust equipment again for the recovery hole can be retrieved the dust that wafts, has reduced dust pollution to a certain extent at least, through setting up the returning face plate, and overturn from top to bottom through drive unit drive returning face plate, make when cement powder throws into, two returning face plates overturn downwards, cement powder drops into the back that finishes, and the returning face plate overturns to the horizontality up, reduces the oral area that the dust in the holding vessel wafts to the holding vessel.

Description

Dust suppression device of dry powder shield mortar mixing plant

Technical Field

The utility model relates to the technical field of stirring equipment, in particular to a dust suppression device of a dry powder shield mortar stirring station.

Background

The mixing plant is mainly used for concrete construction engineering and mainly used for mixing concrete, and is also called a concrete mixing plant. The HZS series commercial concrete mixing plant adopts an international popular modular rapid assembly structure, a high-performance imported or domestic mixing host, a double-machine double-control computer control mode, noise prevention, dust pollution prevention and environment-friendly design, is a new generation of cement concrete mixing equipment, and is suitable for large-scale infrastructure construction engineering of urban and rural commercial premixed concrete, roads and bridges, water conservancy, airports, ports and the like and places with large demand of concrete.

During the construction of subway engineering, mortar is usually required to be stirred, during the stirring, mortar raw materials such as cement powder, aggregate and concrete are required to be put into a storage tank, and when the cement powder is put into the storage tank, a large amount of dust is generated, so that dust pollution is caused to a construction site.

In order to solve the problems, the dust suppression device of the dry powder shield mortar mixing station is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a dust suppression device of a dry powder shield mortar mixing station, and in order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a dust suppression device of a dry powder shield mortar mixing station, which comprises a storage tank with an open top and used for storing cement powder, wherein a discharge hole communicated with the interior of the storage tank is formed in the bottom of the storage tank, a collection disc is sleeved on the outer wall of the upper end of the storage tank, the outer diameters of the collection discs are sequentially decreased from top to bottom, a collection cavity which is formed by rotation around the axial direction of the collection disc and is in a cavity form is formed in the collection disc, a pipe joint communicated with the collection cavity is formed in the outer wall of the collection disc, and a plurality of recovery holes communicated with the collection cavity are formed in the upward surface of the collection disc.

Preferably, the relative both sides of holding vessel upper end inner wall respectively articulate there is the returning face plate, two the returning face plate is driven its along the upset with the articulated department of holding vessel by two drive unit respectively, drive unit is including articulating the activity free bearing on the holding vessel inner wall, settle on the activity free bearing has electric push rod, the drive is connected with the connector on the electric push rod, the connector is articulated with the returning face plate.

Preferably, a plurality of vibrators are arranged on the outer wall of the lower end part of the storage tank.

Preferably, be equipped with a mount pad on the holding vessel outer wall, be equipped with the slope on the mount pad and penetrate in the holding vessel and can freely gliding sparse material pole, the one end that sparse material pole penetrated in the mount pad is equipped with the sliding block of making by the magnetic conduction material, be equipped with in the mount pad and supply the sliding block, and can freely gliding sliding chamber, the sliding chamber is equipped with an electro-magnet, be equipped with a spring between electro-magnet and the sliding block, spring elasticity direction both ends elasticity respectively support electro-magnet, sliding block.

Preferably, one end of the material dredging rod penetrating into the storage tank is provided with a plurality of fins.

Compared with the prior art, the utility model has the beneficial effects that: through setting the collecting tray and exhausting air from the inside of the collecting cavity by external air exhausting equipment, the scattered dust can be recovered by the recovery hole, dust pollution is reduced to at least a certain extent, through setting the turnover plate and driving the turnover plate to turn over up and down through the driving unit, so that when cement powder is put in, the two turnover plates turn over downwards, after the cement powder is put in, the turnover plate turns over upwards to a horizontal state to reduce the dust in the storage tank from scattering to the mouth of the storage tank, through setting the material dredging rod and generating magnetism through electrifying the electromagnet, the sliding block drives the material dredging rod to slide downwards, and then the electromagnet is powered off to lose magnetism, so that the spring elastically supports against the sliding block, further the sliding block is driven to slide reversely, the material dredging rod can slide back and forth, the cement powder in the storage tank is dredged, and on one hand, the cement powder can smoothly fall into the discharge port, on the other hand, the cement powder can be uniformly accumulated in the storage tank.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of a dust suppression device of a dry powder shield mortar mixing station according to the present invention;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of a partial structure at B in fig. 1.

In the figure: 1-discharge port, 2-vibrator, 3-storage tank, 4-movable hinged support, 5-connector, 6-electric push rod, 7-turnover plate, 8-collection cavity, 9-collection disk, 10-fin, 11-material-dispersing rod, 12-mounting seat, 13-sliding block, 14-sliding cavity, 15-spring, 16-electromagnet, 17-pipe joint and 18-recovery hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Examples

As shown in fig. 1-3, a dust suppression device of a dry powder shield mortar mixing station comprises a storage tank 3 with an open top and used for storing cement powder, a discharge port 1 communicated with the interior of the storage tank 3 is arranged at the bottom of the storage tank 3, a plurality of vibrators 2 are arranged on the outer wall of the lower end part of the storage tank 3, the phenomenon that the cement powder is accumulated on the discharge port 1 can be reduced through the vibrators 2, the cement powder can smoothly fall into the discharge port 1, two opposite sides of the inner wall of the upper end part of the storage tank 3 are respectively hinged with a turnover plate 7, the two turnover plates 7 are respectively driven by two driving units to turn over along the hinged part with the storage tank 3, the driving units comprise movable hinged supports 4 hinged on the inner wall of the storage tank 3, an electric push rod 6 is arranged on the movable hinged supports 4, a connector 5 is connected on the electric push rod 6 in a driving manner, the connector 5 is hinged with the turnover plates 7, and by starting the electric push rod 6, the telescopic rod of the electric push rod 6 stretches out and draws back, corresponding to the driving connector 5 to move up and down, and then the driving turnover plate 7 is turned over up and down, the outer wall of the upper end of the storage tank 3 is sleeved with a collecting tray 9, the outer diameter of the collecting tray 9 is gradually decreased from top to bottom, a collecting cavity 8 which is formed by self-rotation around the axial direction of the collecting tray and is in a cavity form is arranged in the collecting tray, a pipe joint 17 which is communicated with the collecting cavity 8 is arranged on the outer wall of the collecting tray 9, a plurality of recovery holes 18 which are communicated with the collecting cavity 8 are arranged on the upward surface of the collecting tray 9, external air suction equipment is connected with the pipe joint 17 through a pipeline, meanwhile, the air suction equipment is started to generate negative pressure inside the collecting cavity 18, so that dust which floats above the storage tank 3 can enter the collecting cavity 18 through the recovery holes 18, the flying phenomenon of the dust is reduced, and further the environmental quality of a construction site is improved, the outer wall of the storage tank 3 is provided with a mounting seat 12, the material dredging rod 11 which obliquely penetrates into the storage tank 3 and can freely slide is arranged on the mounting seat 12, one end of the dredging rod 11 penetrating into the mounting seat 12 is provided with a sliding block 13 made of magnetic conductive material, a sliding cavity 14 which is used for clamping the sliding block 13 and can freely slide is arranged in the mounting seat 12, an electromagnet 16 is arranged in the sliding cavity 14, a spring 15 is arranged between the electromagnet 16 and the sliding block 13, two ends of the spring 15 in the elastic direction respectively elastically abut against the electromagnet 16 and the sliding block 13, the electromagnet 16 is electrified to generate magnetism, the sliding block 13 is driven to slide towards the electromagnet 16, the spring 15 is compressed at the same time, so that the dredging rod 11 slides towards the outer side of the storage tank 3, the electromagnet 16 is powered off to lose magnetism, the spring 15 elastically abuts against the sliding block 13, and the sliding block 13 reversely slides, the steps are repeated, so that the dredging rod 11 can dredge the cement powder in the storage tank 3, on one hand, the cement powder can smoothly fall into the discharge port 1, on the other hand for cement powder can be piled up in holding vessel 3 evenly, and the one end that dredges material pole 11 in penetrating holding vessel 3 in addition is equipped with a plurality of fins 10, through setting up fin 10, makes more efficient dredge cement powder.

In the embodiment, in specific implementation: when the cement powder is put into the storage tank, firstly, the electric push rod 6 is started, the telescopic rod of the electric push rod 6 is shortened, so that the turnover plates 7 turn downwards along the hinged positions with the storage tank 3, the cement powder can enter the storage tank 3 through the openings surrounded by the opposite ends of the two turnover plates 7, because the opening formed between the two turnover plates 7 is smaller than the inner diameter of the storage tank 3, the cement powder entering the storage tank 3 cannot form dust and is scattered at the opening part of the storage tank 3, synchronously, the electromagnet 16 is electrified to generate magnetism, the sliding block 13 is driven to slide towards the electromagnet 16 direction, the spring 15 is compressed, the material dredging rod 11 slides towards the outer side of the storage tank 3, the electromagnet 16 is electrified to lose magnetism, the spring 15 generates elastic jacking to the sliding block 13, the sliding block 13 slides reversely, and the steps are repeated, so that the material dredging rod 11 can dredge the cement powder in the storage tank 3, on the one hand, make cement powder can fall into discharge gate 1 comparatively smoothly, on the other hand, make cement powder can pile up in holding vessel 3 uniformly, the one end that dredges in material pole 11 penetrates holding vessel 3 in addition is equipped with a plurality of fins 10, through setting up fin 10, make more efficient dredge the cement powder, the input process, outside air exhaust equipment passes through the pipeline and is connected with coupling 17, air exhaust equipment starts simultaneously, to collecting 18 inside negative pressure that produces in the chamber, make the dust of wandering in holding vessel 3 top can get into via recovery hole 18 and collect in the chamber 18, reduce the phenomenon of wandering of dust, and then the environmental quality of job site has been promoted.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dust suppression device of dry powder shield structure mortar mixing station, includes open, and be used for storing holding vessel (3) of cement powder in the top, holding vessel (3) bottom is equipped with discharge gate (1) rather than inside being linked together, a serial communication port, the cover is equipped with catch tray (9) on holding vessel (3) upper end outer wall, catch tray (9) external diameter top-down diminishes in proper order, and its inside is equipped with collection chamber (8) around what its axial rotation formed, cavity form, is equipped with the intercommunication on its outer wall the coupling (17) of collecting chamber (8), be equipped with recovery hole (18) a plurality of and collection chamber (8) intercommunication in catch tray (9) one side up.

2. The dust suppression device for the dry powder shield mortar mixing station according to claim 1, wherein two opposite sides of the inner wall of the upper end of the storage tank (3) are respectively hinged with a turnover plate (7), the two turnover plates (7) are respectively driven by two driving units to turn over along the hinged position with the storage tank (3), the driving units comprise movable hinged supports (4) hinged on the inner wall of the storage tank (3), electric push rods (6) are arranged on the movable hinged supports (4), connectors (5) are in driving connection on the electric push rods (6), and the connectors (5) are hinged with the turnover plates (7).

3. The dust suppression device for the dry powder shield mortar mixing station according to claim 1, wherein a plurality of vibrators (2) are arranged on the outer wall of the lower end part of the storage tank (3).

4. The dust suppression device of the dry powder shield mortar mixing station according to claim 1, wherein a mounting seat (12) is arranged on the outer wall of the storage tank (3), a material dredging rod (11) which obliquely penetrates into the storage tank (3) and can slide freely is arranged on the mounting seat (12), a sliding block (13) made of magnetic material is arranged at one end of the material dredging rod (11) which penetrates into the mounting seat (12), a sliding cavity (14) which is used for clamping the sliding block (13) and can slide freely is arranged in the mounting seat (12), an electromagnet (16) is arranged in the sliding cavity (14), a spring (15) is arranged between the electromagnet (16) and the sliding block (13), and two ends of the spring (15) in the elastic direction elastically support the electromagnet (16) and the sliding block (13) respectively.

5. The dust suppression device for the dry powder shield mortar mixing station according to claim 4, wherein the end of the material dredging rod (11) penetrating into the storage tank (3) is provided with a plurality of fins (10).