CN113274832A

CN113274832A - Engineering drilling and holing rock-soil construction dust remover

Info

Publication number: CN113274832A
Application number: CN202110675497.7A
Authority: CN
Inventors: 王峰; 黄运新; 田新元; 孟宪中; 王瑞军; 张成沛; 卜朦朦
Original assignee: Xuzhou Pile Engineering Co
Current assignee: Xuzhou Pile Engineering Co
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-08-20

Abstract

A dust remover for drilling and boring in engineering features that a labyrinth chamber is composed of a plurality of cylinders with gradually increased diameter from inside to outside, a top cover is fixed to the top of the outermost cylinder, a water pump is used to circulate water in the labyrinth chamber, a venturi tube unit is composed of a negative pressure chamber with compressed air nozzle and compressed air nozzle, an air tube is arranged under the negative pressure chamber, the upper end of said air tube is communicated with the negative pressure chamber, the lower end of said air tube passes through the top cover and the bottom of the cylinder, and an air outlet tube is arranged at the bottom of the innermost cylinder, and said negative pressure chamber is connected to a suction tube, the water resource consumption is less, has the advantage of water economy resource.

Description

Engineering drilling and holing rock-soil construction dust remover

Technical Field

The invention relates to a dust remover, in particular to a dust remover suitable for engineering drilling and punching geotechnical construction, and belongs to the technical field of dust removers.

Background

In view of the fact that a large amount of dust is generated in the engineering drilling and punching rock-soil construction process, the environment is polluted, and serious health damage is caused to field constructors, dust pollution in the engineering drilling and punching rock-soil construction process is effectively prevented or reduced, and the technical problem which needs to be considered and solved by technical personnel in the field is solved. Although dust collectors for engineering drilling and boring geotechnical construction are not uncommon in the prior art, the principles adopted by these dust collectors are different, for example: the dust remover comprises a water mist spraying type dust remover, a negative pressure suction type dust remover, a water mist spraying and negative pressure suction combined type dust remover and the like, but the dust remover has the defects of poor dust removing effect or serious water resource waste.

Disclosure of Invention

The invention aims to provide a novel dust remover which is different from the structure principle of the traditional dust remover and has the advantages of better dust removing effect and less water resource consumption.

The technical scheme adopted by the invention for realizing the purpose is as follows: the engineering drilling and punching rock-soil construction dust remover mainly comprises an induced air system and a purification system, and is characterized in that: purification system mainly include a labyrinth room 8, labyrinth room 8 expand a plurality of drum 14 by the diameter from inside to outside gradually and constitute, and the drum 14 oral area that enlarges from inside to outside diameter is relative gradually, in the drum 14 that sneaks the diameter less into the great drum 14 of diameter, and oral area and bottom between them keep fixed distance, and both are in same central axis, and the drum 14 that is in the innermost is ascending with outermost drum 14 opening, and outermost drum 14 bottom structure shape is reverse cone bucket 11, be linked together with a ponding well pond 9 at the bottom taper position of reverse cone bucket 11, set up fixed one top cap 4 at the upper mouth part of outermost drum 14, inlet tube 6 one end links to each other bottom ponding well pond 9 with the inlet end of water pump 7 other end in addition, outlet pipe 5 one end links to each other with the outlet end of crossing the water pump after top cap 4 and near the bottom of drum 14, the purification system is arranged at the opening part of the innermost cylinder 14, the lower end of the air duct 15 penetrates through the top cover 4 and the bottom of the cylinder 14 nearby, the bottom of the innermost cylinder 14 is arranged, the top cover 4 is provided with an air outlet pipe 13, the air outlet pipe 13 is communicated with the interior of the labyrinth chamber 8, a water replenishing port 12 is arranged at the position, close to the upper part, of the cylinder 14 at the outermost part of the labyrinth chamber 8, the water replenishing port 12 can be conveniently opened or closed so as to conveniently replenish water into the labyrinth chamber, the bottom of the inverted cone barrel 11 is provided with a filter screen 10, and the purification system is formed through the structure.

The air inducing system comprises a negative pressure chamber 2 arranged outside a labyrinth chamber 8, a compressed air nozzle 1 is arranged at the top of the negative pressure chamber 2, the negative pressure chamber 2 and the compressed air nozzle 1 form a Venturi tube device, the negative pressure chamber 2 is communicated with an air duct 15, one end of a suction tube 3 is communicated with the inside of the negative pressure chamber 2, the outer end of the suction tube 3 is connected with a horn-shaped dust collecting hood 17, and the air inducing system is formed by the structure and comprises an air inducing system and a purification system which are connected: a dust remover for engineering drilling and punching rock-soil construction.

Further: the air inducing system can be a fan 16 besides the venturi tube device, an air outlet of the fan 16 is communicated with the air guide tube 15, an air inlet of the fan 16 is connected with a horn-shaped dust collecting cover 17 through the suction tube 3, the air inducing system is formed by the structure, and the air inducing system is connected with a purification system to form the air inducing system, wherein the air inducing system comprises: a dust remover for engineering drilling and punching rock-soil construction.

Further: besides the above connection method, the connection method can also be adopted for the fan 16 and the purification system of the induced draft system, namely: an air inlet of a fan 16 is connected with an air outlet pipe 13 in the purification system, an air outlet of the fan 16 is communicated with the atmosphere, and a horn-shaped dust hood 17 is connected with an air guide pipe 15 through a suction pipe 3.

The working principle and the working process of the invention are as follows: before the start of the operation, a proper amount of water is injected into the labyrinth chamber 8 through the water replenishing port 12, then the water replenishing port 12 is blocked, the water pump 7 is then activated, at which time water circulates in the labyrinth chamber 8, at which time compressed air is again passed into the compressed air nozzle 1, because the negative pressure chamber 2 and the compressed air nozzle 1 form a Venturi tube device, negative pressure is formed in the negative pressure chamber 2 at the moment, the suction pipe 3 is communicated with the inside of the negative pressure chamber 2, the opening part of the suction pipe 3 is arranged at a dust part generated by engineering drilling and punching rock-soil construction, dust generated in rock and soil construction of engineering drilling and hole punching is sucked into the negative pressure chamber 2 and enters the labyrinth chamber 8 along with compressed air, the compressed air simultaneously agitates water circulating in the labyrinth chamber 8 into water mist, the water mist washes the entering dust to precipitate the dust, and the compressed air is discharged through an air outlet pipe 13 arranged at a high position. In the case where the fan 16 is employed as the air induction system, the same or similar effects as above are obtained.

Has the advantages that: according to the working process and principle of the invention, the water mist and the dust can be fully mixed in the labyrinth-shaped space, so that the effect of dust fall to the maximum extent is achieved, and the dust-removing device has the advantage of good dust-removing effect.

Drawings

FIG. 1 is a schematic diagram of the principle of the 1 st embodiment of the present invention;

FIG. 2 is a schematic diagram of the principle of the 2 nd embodiment of the invention;

FIG. 3 is a schematic diagram of the principle of the 3 rd embodiment of the invention;

shown in the figure: the device comprises a compressed air nozzle 1, a negative pressure chamber 2, a suction pipe 3, a top cover 4, a water outlet pipe 5, a water inlet pipe 6, a water pump 7, a labyrinth chamber 8, a water accumulation well basin 9, a filter screen 10, a reverse cone barrel 11, a water replenishing port 12, an exhaust pipe 13, a cylinder 14, an air guide pipe 15, a fan 16 and a dust hood 17.

Detailed Description

Example 1

Referring to fig. 1, the 1 st embodiment of the present invention is:

the utility model provides an engineering drilling hole drilling geotechnical construction dust remover, it mainly comprises induced air system and clean system, characterized by: purification system mainly include a labyrinth room (8), labyrinth room (8) expand a plurality of drum (14) by the diameter from inside to outside gradually and constitute, and it is relative to cylinder (14) oral area that the diameter enlarges gradually from inside to outside diameter, in the great drum (14) of diameter dive into cylinder (14) of diameter less with diameter, and oral area and bottom between them keep fixed distance, and both are in same central axis, and be in innermost drum (14) and outermost drum (14) opening all be ascending, and outermost drum (14) bottom structure shape is inverted cone bucket (11), be linked together with a ponding well pond (9) at the bottom cone position of inverted cone bucket (11), set up fixed one top cap (4) at the last oral area of outermost drum (14), inlet tube (6) one end links to each other with the intake end of water pump (7) in addition one end and links to each other bottom ponding well pond (9), one end of the water outlet pipe (5) is connected with the water outlet end of the water pump, the other end of the water outlet pipe penetrates through the top cover (4) and the bottom of the cylinder (14) nearby and is arranged at the opening of the innermost cylinder (14), the lower end of the air guide pipe (15) penetrates through the top cover (4) and the bottom of the cylinder (14) nearby and is arranged at the bottom of the innermost arranged cylinder (14), the top cover (4) is provided with an air outlet pipe (13), the air outlet pipe (13) is communicated with the inside of the labyrinth chamber (8), a water replenishing port (12) is arranged at the position, close to the upper part, of the cylinder (14) at the outermost part of the labyrinth chamber (8), the water replenishing port (12) can be conveniently opened or closed so as to replenish water into the labyrinth chamber, a filter screen (10) is arranged at the bottom of the inverted cone barrel (11), and the purification system disclosed by the structure is formed.

The air inducing system comprises a negative pressure chamber (2) arranged outside a labyrinth chamber (8), a compressed air nozzle (1) is arranged at the top of the negative pressure chamber (2), the negative pressure chamber (2) and the compressed air nozzle (1) form a Venturi tube device, the negative pressure chamber (2) is communicated with an air guide tube (15), one end of a suction tube (3) is communicated with the inside of the negative pressure chamber (2), the outer end of the suction tube (3) is connected with a horn-shaped dust collection cover (17), and the air inducing system is formed by the structure and comprises an air inducing system and a purification system which are connected: a dust remover for engineering drilling and punching rock-soil construction.

Example 2

With reference to fig. 2, the embodiment of the present invention is: the air inducing system can be a fan (16) besides the Venturi tube device, an air outlet of the fan (16) is communicated with the air guide tube (15), an air inlet of the fan (16) is connected with a horn-shaped dust collecting cover (17) through the suction tube (3), the air inducing system is formed by the structure, and the air inducing system is connected with the purification system to form the air inducing system disclosed by the invention: a dust remover for engineering drilling and punching rock-soil construction. The rest is the same as in example 1.

Example 3

With reference to fig. 2, the embodiment of the present invention is: an air inlet of a fan (16) of the induced air system is connected with an air outlet pipe (13) in the purification system, an air outlet of the fan (16) is communicated with the atmosphere, and a horn-shaped dust hood (17) is connected with an air guide pipe (15) through a suction pipe (3). The rest is the same as in example 1.

In order to relatively fix a plurality of cylinders (14) with different diameters, the cylinders (14) are provided with brackets which are fixedly connected with each other, and in order to clean precipitated dust in time, a pollution discharge door which is convenient to open and close is arranged at the bottom of the outermost cylinder (14).

The invention can be used for dedusting engineering drilling and holing rock-soil construction and can also be used in other occasions needing dedusting.

Claims

1. A dust collector for engineering drilling and drilling in rock and soil construction, which is mainly composed of an induced draft system and a purification system, and is characterized in that: the purification system mainly comprises a labyrinth room (8), and the labyrinth room (8) It is composed of several cylinders (14) whose diameters gradually expand from the inside to the outside, and the openings of the cylinders (14) whose diameters gradually expand from the inside to the outside are opposite, and the cylinders (14) with smaller diameters are placed opposite to each other. 14) Escape into the cylinder (14) with a larger diameter, and keep a fixed distance between the mouth and the bottom of the two, and the two are on the same central axis, and the innermost cylinder (14) and the most The openings of the outer cylinders (14) are all upward, and the bottom structure of the outermost cylinder (14) is an inverted cone barrel (11), and a water well is located at the bottom of the inverted cone barrel (11). The pool (9) is connected, and a top cover (4) is fixed on the upper mouth of the outermost cylinder (14). The bottom of the well pool (9) is connected, and one end of the water outlet pipe (5) is connected to the water outlet end of the water pump. ) mouth, after the lower end of the air duct (15) passes through the top cover (4) and the bottom of the nearby cylinder (14), it is set at the bottom of the innermost setting cylinder (14), and a top cover (4) is set with a An air outlet pipe (13), the air outlet pipe (13) communicates with the inside of the labyrinth chamber (8).

2. The dust collector according to claim 1, characterized in that a negative pressure chamber (2) is provided outside the labyrinth chamber (8), and the top of the negative pressure chamber (2) A compressed air nozzle (1) is provided, the negative pressure chamber (2) and the compressed air nozzle (1) form a venturi device, the negative pressure chamber (2) is communicated with the air duct (15), and one end of the suction pipe (3) is connected to the negative pressure chamber (2). The inside of the pressure chamber (2) is communicated, and the outer end of the suction pipe (3) is connected with a trumpet-shaped dust collecting hood (17).

3. The dust collector according to claim 1, characterized in that the air outlet of the fan (16) is communicated with the air guide pipe (15), and the air inlet of the fan (16) It is connected with a trumpet-shaped dust collecting hood (17) through the suction pipe (3).

4. The dust collector according to claim 1, characterized in that the air inlet of the fan (16) is connected with the air outlet pipe (13) in the purification system, and the air inlet of the fan (16) is connected. The air outlet communicates with the atmosphere, and the trumpet-shaped dust collecting hood (17) is connected with the air duct (15) through the suction pipe (3).