CN221291853U - Dust fall device of concrete mixing conveying vehicle - Google Patents
Dust fall device of concrete mixing conveying vehicle Download PDFInfo
- Publication number
- CN221291853U CN221291853U CN202322615129.0U CN202322615129U CN221291853U CN 221291853 U CN221291853 U CN 221291853U CN 202322615129 U CN202322615129 U CN 202322615129U CN 221291853 U CN221291853 U CN 221291853U
- Authority
- CN
- China
- Prior art keywords
- dust
- dust cover
- concrete mixing
- receiving hopper
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000428 dust Substances 0.000 title claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 2
- 239000004568 cement Substances 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 239000011343 solid material Substances 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to a concrete mixing and conveying vehicle, in particular to a dust falling device of the concrete mixing and conveying vehicle, which aims to solve the defects that a large amount of cement dust is formed at a receiving hopper port due to high rotation speed of a mixing and conveying device in the prior art, the health of operators is seriously harmed and environmental pollution is caused, and the dust falling device of the concrete mixing and conveying vehicle comprises a dust cover positioned above the receiving hopper and a water pipe arranged in the dust cover, wherein the dust cover is matched with the upper port of the receiving hopper and is used for sealing the receiving hopper; the side wall of the water pipe is provided with a spraying device along the axis, one end of the water pipe penetrates through the dust cover and is connected with an external water source, and concrete mixing water is provided while dust fall is realized.
Description
Technical Field
The utility model relates to a concrete mixing and conveying vehicle, in particular to a dust fall device of the concrete mixing and conveying vehicle.
Background
After being metered by respective metering systems, solid materials such as stones, sand, cement and the like in the concrete mixing and conveying vehicle are uniformly conveyed into a receiving hopper of a mixing and conveying device according to a preset proportion by a belt conveyor, and meanwhile, water and other additives after metering are conveyed into the mixing and conveying device, and are uniformly mixed and discharged.
In actual construction, the stirring conveyer has higher rotating speed for uniform stirring, so that a large amount of cement dust is formed at the joint hopper, and the physical health of operators and environmental pollution are seriously damaged.
Disclosure of utility model
The utility model aims to solve the defects that a large amount of cement dust is formed at a receiving hopper mouth due to high rotation speed of a stirring conveyer in the prior art, the health of operators is seriously damaged, and environmental pollution is caused, and provides a dust falling device of a concrete mixing conveyer.
In order to achieve the above purpose, the technical solution provided by the present utility model is as follows:
The utility model provides a dust fall device of concrete mix delivery car which characterized in that: the dust-proof device comprises a dust cover and a water delivery pipe, wherein the dust cover is positioned above a receiving hopper, the water delivery pipe is arranged in the dust cover, and the dust cover is matched with the upper opening of the receiving hopper and is used for sealing the receiving hopper; the side wall of the water delivery pipe is provided with a spraying device along the axis, and one end of the water delivery pipe penetrates through the dust cover and is connected with an external water source.
Further, the spraying device comprises a plurality of nozzles which are respectively positioned at two sides of the central axis of the water delivery pipe and are arranged towards the receiving hopper.
Further, the two groups of nozzles are arranged in a crossing manner along the central axis direction of the water delivery pipe.
Further, the two groups of nozzles are arranged along the radial direction of the water delivery pipe, and the included angle of the central axes of the adjacent nozzles is 30-60 degrees.
Further, the included angle between the central axes of the adjacent nozzles is 60 degrees, so that a larger receiving hopper area can be covered.
Further, the flow rate of the spraying device is equal to the water consumption of concrete mixing in unit time.
Further, a turnover cover plate is arranged on one side, away from the concrete mixing and conveying vehicle, of the dust cover.
Further, one end of the water pipe penetrates through the dust cover and is also connected with the additive supply device.
Compared with the prior art, the utility model has the following beneficial effects:
The water pipe is arranged in the dust cover and fixedly connected with the dust cover, and can be detached together with the dust cover in the use process, so that the cleaning of the butt joint hopper is facilitated, and the condition of the butt joint hopper is convenient to observe. The water delivery pipe is provided with the plurality of nozzles according to a certain angle, so that the area of the water spraying cover the whole receiving hopper, water can be uniformly sprayed into solid materials, the uniformity of mixing of the water and the solid materials is improved, cement dust is reduced to fly away, concrete mixing according to a preset proportion is effectively ensured, and meanwhile, the dust cover is matched with two groups of nozzles arranged at a specific angle, so that the cement dust at the receiving hopper opening can be thoroughly removed.
Drawings
FIG. 1 is a schematic view of a concrete mixing truck in an embodiment of the utility model;
FIG. 2 is a top view of the car of FIG. 1;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B;
FIG. 4 is an A-direction view of the receiving hopper and dust cap of FIG. 3 (reversible cover plate not shown);
description of the reference numerals
1-Concrete mixing material conveying vehicle, 11-conveying conveyor belt, 2-receiving hopper, 3-dust cover, 31-water conveying pipe, 32-nozzle, 33-reversible cover plate and 4-stirring material conveying device.
Detailed Description
The utility model relates to a dust fall device of a concrete mixing and conveying vehicle, which comprises a dust cover 3 and a water conveying pipe 31, wherein the dust cover 3 is arranged above a receiving hopper 2, the water conveying pipe 31 is arranged in the dust cover 3, the dust cover 3 is matched with the upper opening of the receiving hopper 2 and is used for sealing the receiving hopper 2, and the joint of the dust cover 3 and the receiving hopper 2 is fixedly connected through a U-shaped bolt. As shown in fig. 3 and 4, the water pipe 31 is located at a middle position of the dust cover 3 in the horizontal direction, both ends of the water pipe pass through both side walls of the dust cover 3, one end of the water pipe is connected with an external water source and/or additive supply device, and the other end of the water pipe is in a closed state.
The side wall of the water pipe 31 is provided with a plurality of nozzles 32 along the axis, the plurality of nozzles 32 are respectively positioned at two sides of the central axis of the water pipe 31, and the two groups of nozzles 32 are arranged along the radial direction of the water pipe 31 towards the receiving hopper 2 and are arranged in a crossing way along the central axis direction of the water pipe 31; the included angles of the two groups of nozzles 32 and the horizontal direction are the same, the included angle of the central axes of the adjacent nozzles 32 can be 30 degrees to 60 degrees, preferably 60 degrees, and the total flow of the plurality of nozzles 32 is equal to the water consumption for mixing concrete in unit time; the included angle between the central axes of the adjacent nozzles 32 can be adjusted according to the area of the receiving hopper 2, so that the area of the sprayed water is optimal to cover the whole receiving hopper 2 as required, the number and the setting direction of the water pipes 31 can be adjusted according to the size of the receiving hopper 2 and the water consumption of concrete mixing, and in other embodiments, two or more water pipes 31 can be set.
In this embodiment, connect hopper 2 fixed setting at the afterbody of concrete mix delivery wagon 1, connect one side of hopper 2 to set up the feed inlet, the feed inlet corresponds with defeated material conveyer belt 11, connect hopper 2 below exit linkage stirring delivery wagon 4, as shown in fig. 1 and 2, one side that dust cover 3 kept away from concrete mix delivery wagon 1 is provided with can overturn apron 33, conveniently observe and connect hopper 2 operating mode, be convenient for dismantle the one end of raceway 31 and be connected with outside water source supply device through the hose, nozzle 32 makes water form fan-shaped water smoke and sprays, arrange a plurality of nozzles 32 along the axial of raceway 31, form the netted water smoke that covers whole hopper 2, reach the dust fall effect.
While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a dust fall device of concrete mix delivery wagon which characterized in that:
The device comprises a dust cover (3) positioned above a receiving hopper (2) and a water delivery pipe (31) arranged inside the dust cover (3), wherein the dust cover (3) is matched with the upper opening of the receiving hopper (2) and is used for sealing the receiving hopper (2);
The side wall of the water delivery pipe (31) is provided with a spraying device along the axis, and one end of the water delivery pipe (31) penetrates through the dust cover (3) and is connected with an external water source;
one side of the dust cover (3) far away from the concrete mixing and conveying vehicle (1) is provided with a turnover cover plate (33).
2. The concrete mixing and conveying vehicle dust settling device according to claim 1, wherein:
The spraying device comprises a plurality of nozzles (32), wherein the nozzles (32) are respectively positioned at two sides of the central axis of the water delivery pipe (31) and are arranged towards the receiving hopper (2).
3. The concrete mixing and conveying vehicle dust settling device according to claim 2, wherein:
The two groups of nozzles (32) are arranged in a crossing way along the central axis direction of the water delivery pipe (31).
4. A concrete mix delivery truck dust fall device according to claim 3, wherein:
The two groups of nozzles (32) are arranged along the radial direction of the water delivery pipe (31), and the included angle of the central axes of the adjacent nozzles (32) is 30-60 degrees.
5. The dust settling device of a concrete mixing and conveying vehicle according to claim 4, wherein:
The included angle between the central axes of adjacent nozzles (32) is 60 degrees.
6. A concrete mix truck dust fall apparatus according to any one of claims 1 to 5, wherein:
the flow of the spraying device is equal to the water consumption for mixing concrete in unit time.
7. The dust settling device of a concrete mixing and conveying vehicle according to claim 6, wherein:
one end of the water pipe (31) passes through the dust cover (3) and is also connected with the additive supply device.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221291853U true CN221291853U (en) | 2024-07-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |