CN212054569U - Atomizing, dedusting and noise reducing system of down-the-hole drill - Google Patents
Atomizing, dedusting and noise reducing system of down-the-hole drill Download PDFInfo
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- CN212054569U CN212054569U CN202020716576.9U CN202020716576U CN212054569U CN 212054569 U CN212054569 U CN 212054569U CN 202020716576 U CN202020716576 U CN 202020716576U CN 212054569 U CN212054569 U CN 212054569U
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Abstract
The utility model discloses a down-the-hole drill atomizing dust removal noise reduction system, including control part and reduction gear, be provided with the high-pressure tuber pipe on the control part, the high-pressure tuber pipe includes the air-out pipeline, the intercommunication has the delivery pipe on the pipe wall of air-out pipeline, the delivery pipe is used for supplying water to the air-out pipeline, the air-out pipeline is connected with the dust removal intake stack in the reduction gear, the power take off end of reduction gear is connected with the one end of drilling rod, and the other end of drilling rod is connected with the impacter, install the drill bit on the impacter, the dust removal intake stack intercommunication drilling rod of reduction gear and the inside cavity of impacter, the inside cavity of impa. The utility model discloses a current high-speed air pipe way and simple and easy delivery pipe insert and accomplished the transport of atomized water promptly and reach the effect of making an uproar that falls that removes dust, the utility model discloses a dust removal and noise reduction system construction cost reduces, and the construction degree of difficulty is simple, easily the operation.
Description
Technical Field
The utility model belongs to the technical field of the down-the-hole drill, specifically belong to a down-the-hole drill atomizing dust removal noise reduction system.
Background
At present, when a drilling machine drills and drills holes, a large amount of dust impacts upwards along a drill rod, air and an operating environment are seriously polluted, and the failure rate of equipment is increased; dust pollution caused by operation can also cause difficulty in breathing of operators and harm to the health and the surrounding environment of the operators, and the traditional operation mode of the down-the-hole drill cannot meet the environmental protection requirement of construction at the present stage.
In the prior art, a down-the-hole drill adopts a dust removal system to remove dust in the process of drilling on rocks, namely a simple covering box is adopted at a dust outlet of a drill bit to prevent dust from spreading in air, but the down-the-hole drill is a simple covering device, the dust removal effect is poor, the down-the-hole drill is mounted on a frame of the down-the-hole drill after an air supply pipe is connected through a high-pressure water device and a water tank, the dust removal function is realized through an atomizer, the problem of dust removal is solved in the prior art, but the water tank, the high-pressure water system and the atomizer need to be added simultaneously, so that the construction cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the prior art, the utility model provides a down-the-hole drill atomizing dust removal noise reduction system solves the great problem of the construction cost of the dust pelletizing system of present down-the-hole drill, the utility model discloses an economic performance is more excellent, and is littleer to the change of down-the-hole drill.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a down-the-hole drill atomizing dust removal noise reduction system, includes control unit and reduction gear, be provided with high-pressure tuber pipe on the control unit, high-pressure tuber pipe includes the air-out pipeline, the intercommunication has the delivery pipe on the pipe wall of air-out pipeline, the delivery pipe is used for supplying water to the air-out pipeline, the air-out pipeline is connected with the dust removal air-supply line in the reduction gear, the power take off end of reduction gear is connected with the one end of drilling rod, and the other end of drilling rod is connected with the impacter, install the drill bit on the impacter, the dust removal air-supply line intercommunication drilling rod of reduction gear and the inside cavity of impacte.
Furthermore, the delivery pipe is connected with the air-out pipeline through the preformed hole on the air-out pipeline, the preformed hole sets up the air-out joint department at the air-out pipeline.
Furthermore, a water supply pipe positioned in the air outlet pipeline is bent towards the air flowing direction.
Furthermore, the water inlet of the water supply pipe is connected with a water supply system of a construction site, and the water inlet of the water supply pipe is connected with the water supply system through a water supply regulating valve.
Furthermore, sealant is coated at the joint of the water supply regulating valve and the water supply system and the joint of the water supply regulating valve and the water supply pipe.
Further, the high-pressure air pipe further comprises an air inlet pipeline, and the air inlet pipeline is connected with an air compressor.
Further, the reduction gear is installed on the balladeur train, and the reduction gear can slide along the balladeur train, the impacter cover is established on the position sleeve, position sleeve and balladeur train fixed connection, the bottom of balladeur train is provided with the drill boom base part.
Further, still be provided with first balancing weight on the balladeur train, still be connected with the landing leg on the balladeur train, the terminal surface of landing leg is connected with the backing plate, be provided with the second balancing weight on the backing plate.
Further, the diameter of the water supply pipe is 5 mm.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model provides an atomizing, dedusting and denoising system of a down-the-hole drill, which adds a simple and controllable water supply pipe on an air outlet pipeline of an operating part through the atmospheric pressure principle to supply water for the air outlet pipeline, generates pressure difference between air flowing in the air outlet pipeline and a water outlet of the water supply pipe, according to the atmospheric pressure principle, the air flowing at high speed in the air outlet pipeline of the control component enables the pressure in the air outlet pipeline to be lower than the atmospheric pressure, the suction force is generated on the water supply pipe, meanwhile, the water flow provided in the water supply pipe is atomized due to the air flowing at high speed in the air outlet pipeline of the control component, and the atomized water and the air are conveyed to the drill bit through the air outlet pipeline, so that the dust falling effect is achieved, the dust generated during the construction of the down-the-hole drill is reduced, the air quality of the working environment of the down-the-hole drill is improved, the body health of workers is protected, and the failure rate of equipment is also reduced; atomized water and air are conveyed to the drill bit, so that rigid contact between the drill bit and an excavation surface is changed into flexible contact, and the working noise of the down-the-hole drill is reduced to a certain extent; and simultaneously, the utility model provides an atomizing dust removal and noise reduction system is little to down-the-hole drill's transformation, utilizes current control part and retarder connection's air-out pipeline as the atomizing power supply, and the direct access water source atomizes, has accomplished the transport of atomizing water and has reached the effect of making an uproar that removes dust promptly through current high-speed air pipe way and simple and easy delivery pipe access, the utility model discloses a dust removal and noise reduction system construction cost reduces, and the construction degree of difficulty is simple, easily the operation.
Furthermore, on the delivery pipe inserts the pipeline of the air-out joint department of air-out pipeline, the atress condition of air-out pipeline and the intensity condition of air-out pipeline have fully been considered, when the air-out joint department of air-out pipeline sets up the preformed hole and has also avoided setting up the preformed hole and when welding the delivery pipe, melts and wears the air-out pipeline, has guaranteed the security of operation.
Furthermore, the water supply pipe in the air outlet pipeline is bent towards the air flowing direction, the water outlet of the water supply pipe is ensured to be along the air flow direction, the output smoothness of the water flow is improved, and the atomization performance of the drill bit is improved.
Further, the utility model provides a water supply system in dust removal and noise reduction system's delivery pipe lug connection construction place, moreover the utility model discloses the high-speed air that flows in the well air-out pipeline also provides suction, no longer needs other equipment such as water tank and high-pressure water system, has simplified the down-the-hole drill, through near tube coupling water source can, reduced the actual cost of down-the-hole drill.
Further, the utility model discloses a sealed glue that has all been smeared to water supply governing valve and water supply system junction and the junction of water supply governing valve and delivery pipe is done and is sealed the processing, ensures the water supply system tightness, accomplishes the delivery pipe to the water supply flow of air-out pipeline.
Furthermore, the power source of the down-the-hole drill atomizing, dedusting and noise reducing system of the utility model is from an air compressor, the down-the-hole drill is basically equipped with the air compressor at present, the self structure of the down-the-hole drill is utilized to provide the power for dedusting and noise reduction, and the down-the-hole drill is little reformed; and the utility model provides a be provided with the balancing weight on balladeur train and the landing leg of down-the-hole drill, guaranteed the stability of whole mechanism.
Drawings
Fig. 1 is a schematic structural view of an operating member of the present invention;
FIG. 2 is a schematic view of a partially cut-away structure of the reducer of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
fig. 4 is a schematic structural view of the air outlet pipe and the water supply pipe of the present invention;
in the drawings: 1-speed reducer, 111-dust removal air inlet pipeline, 2-drill rod, 3-sliding frame, 4-locating sleeve, 5-drill bit, 6-drill frame base component, 7-counterweight shaft, 8-first counterweight block, 9-supporting leg, 10-second counterweight block, 11-backing plate, 12-impactor, 13-sliding plate, 14-operating component, 15-air compressor, 16-air inlet pipeline, 17-air outlet pipeline, 18-bolt, 19-reserved hole, 20-hose and 21-water supply pipe.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 and 2, the utility model provides a down-the-hole drill atomizing dust removal noise reduction system, including control unit 14, be provided with the high-pressure tuber pipe on the control unit 14, be provided with air-out pipeline 17 on the high-pressure tuber pipe, the intercommunication has delivery pipe 21 on air-out pipeline 17's the pipe wall, delivery pipe 21 is used for supplying water to air-out pipeline 17, air-out pipeline 17 is used for right the rivers that delivery pipe 21 provided atomize and carry to reduction gear 1, reduction gear 1's dust removal intake stack 111 with air-out pipeline 17 connects, dust removal intake stack 111 carries atomizing water and air to drill bit 5.
Specifically, the water supply pipe 21 conveys water flow to the air outlet pipeline 17, the high-speed flowing air in the air outlet pipeline 17 in the control component 14 atomizes the water flow provided by the water supply pipe 21, the air outlet pipeline 17 conveys the atomized water and the air to the dust removal air inlet pipeline 111 of the speed reducer 1, the dust removal air inlet pipeline 111 of the speed reducer 1 is communicated with the drill rod 2 and the inner cavity of the impactor 12, the inner cavity of the impactor 12 is also communicated with the dust removal hole of the drill bit 5, and the dust removal air inlet pipeline 111 conveys the atomized water and the air to the drill bit 5, so that the dust removal and noise reduction effects of the down.
In the preferred embodiment of this embodiment, the water supply pipe 21 is connected to the air outlet duct 17 through a preformed hole 19 of the air outlet duct 17, wherein the preformed hole 19 is opened on a pipe wall of an air outlet joint of the air outlet duct 17, specifically, a hole is opened at a bolt 18 of the air outlet joint through the duct of the air outlet joint by a magnetic drill or other hole opening equipment, and then the water supply pipe 21 is inserted into the water supply pipe 21 and fixed to the preformed hole 19 by welding, wherein the diameter of the preformed hole 19 is selected to be opened according to actual construction requirements and the diameter of the water supply pipe 21, preferably, the diameter of the pipe 21 is 5 mm.
As shown in fig. 4, preferably, the pipe of the water supply pipe 21 extending into the air outlet pipe 17 is bent towards the air flowing direction in the air outlet pipe 17, so as to ensure that the water outlet of the water supply pipe 21 flows out along the air flowing direction, and increase the yield and efficiency of the atomized water.
In the embodiment, the water inlet of the water supply pipe 21 is connected with a water supply system of a construction site, the water inlet of the water supply pipe 21 is connected with the water supply system through the water supply regulating valve, the water supply pipe 21 is directly connected with a nearby water source, the requirement on the use environment of the down-the-hole drill is low, and the down-the-hole drill is directly connected with the water source through a pipeline, so that the structure of the down-the-hole drill is simplified, and the cost of the down-the-hole drill is.
Specifically, a water supply system of a construction site is selected as a water taking source at a water inlet of the water supply pipe 21, and the connection between the water supply system and the water supply pipe 21 is completed by using a soft rubber pipe, wherein a water supply regulating valve is arranged between the water supply system and the water supply pipe 21, and the water flow entering the air outlet pipeline 17 is regulated and controlled by the water supply regulating valve; preferably, the joints of the water supply system and the water supply regulating valve and the joints of the water supply regulating valve and the water supply pipe are coated with sealant.
As shown in fig. 1 and fig. 3, in this embodiment, an air inlet duct 16 of a high-pressure air duct is connected to an air compressor 15, the air compressor 15 outputs air flowing at a high speed to the air inlet duct 16, the air flowing at a high speed atomizes and conveys water flow of a water supply pipe 21 to a speed reducer 1 at an air outlet duct 17, wherein the air outlet duct 17 is connected to the speed reducer 1 through a hose 20, a power output end of the speed reducer 1 is connected to one end of a drill rod 2, the other end of the drill rod 2 is connected to an impactor 12, the impactor 12 is sleeved in a positioning sleeve 4, the impactor 12 is connected to a drill bit 5, a dust removal air inlet duct 111 of the speed reducer 1 conveys atomized water and air to the impactor 12, and the;
further, above-mentioned reduction gear 1 and 3 sliding connection of balladeur train, reduction gear 1 passes through slide 13 and is connected with balladeur train 3, and slide 13 can slide along balladeur train 3, and position sleeve 4 and 3 welded fastening of balladeur train, the bottom of balladeur train 3 are provided with drill stand base part 6, and drill stand base part 6 is used for supporting balladeur train 3, and is preferred, is provided with counter weight shaft 7 on the balladeur train 3, is provided with first balancing weight 8 on the counter weight shaft 7, still is connected with landing leg 9 on the balladeur train 3, the terminal surface of landing leg 9 is connected with backing plate 11, is provided with second balancing weight 10 on the backing plate.
The utility model discloses a dust removal noise reduction system of down-the-hole drill's construction method as follows: the method comprises the following steps:
step 1: manufacturing a water supply pipe 21, selecting a water supply adjusting valve and opening a hole at an air outlet joint;
a thin-walled metal pipe with good welding performance and tightness is selected as a water supply pipe 21 according to construction requirements; according to the field construction experience, a metal pipe with the diameter of 5mm is preferably selected as the water supply pipe 21, the pre-bending radius of the water supply pipe 21 is selected, the water supply pipe 21 is preferably pre-bent into a 90-degree elbow, after the material selection is confirmed, a reserved hole 19 is formed in the air outlet pipeline 17 of the operating part 14 according to the structure of the water supply pipe 21, the hole opening is completed through a magnetic drill or other existing hole opening equipment, a water supply regulating valve is selected according to the structural form of the water supply pipe 21, and in the embodiment, a tap water switch valve with the diameter of 5mm is selected as the.
Step 2: the water supply system of the air outlet pipeline 17 is connected;
the water supply pipe 21 is inserted into the air outlet pipeline 17 through the preformed hole 19, the elbow of the water supply pipe 21 is installed along the airflow direction of the air outlet pipeline 17, the water supply pipe 21 is welded with the preformed hole 19, and the water supply pipe 21 is a thin-wall metal pipe, welding materials with smaller diameter are selected for welding during welding, and welding is carried out by using smaller welding line energy during welding, so that the water supply pipe 21 is prevented from being melted through during welding, and the quality of a welding seam is checked after welding is finished, and no leakage is ensured; the water supply regulating valve is connected with the water supply pipe 21 in a threaded mode so that the water supply pipe 21 is in threaded connection with the water supply regulating valve, the water inlet end of the water supply regulating valve is connected with a nearby water source convenient to operate, the water supply regulating valve is connected with a nearby water supply system through a soft rubber pipe, sealing treatment is conducted on joints where the water supply system is connected with the water supply pipe 21 through sealant, the tightness of connection of the water supply system and the water supply pipe 21 is guaranteed, and water supply to the air outlet pipeline 17 is completed.
And step 3: supplying water to the air outlet pipeline 17, performing single machine trial operation, and determining the water supply requirement;
the air outlet pipeline 17 is controlled by the control component 14 to convey high-speed air, the water supply system is controlled by the water supply regulating valve to be input into the air outlet pipeline 17, the opening degree of the water supply regulating valve is judged by observing liquid water of the drill bit 5 and dust generated when the drill bit 5 works, and after the regulation is finished, the water supply regulating valve is temporarily fixed to finish system testing; when the liquid water on the drill bit 5 is excessive, the water supply regulating valve is adjusted to be small, and when the dust around the drill bit 5 is excessive, the opening degree of the water supply regulating valve is increased.
Because of underground factory building and cavern excavation, all be the operation in airtight space, the down-the-hole drill utilizes impacter exhaust high-pressure air to carry out row sediment, produces a large amount of dusts when the construction, seriously influences operation environment air quality in the airtight space, the operation in high concentration dust environment, not only influence the operation personnel healthy, also improve equipment fault rate simultaneously, the utility model discloses utilize a simple and easy water intaking device, seek the water intaking mouth of a department convenient to operate in the current system in factory, insert a delivery pipe on the air-out pipeline of the control part of down-the-hole drill to through the air that flows at a high speed in the air-out pipeline, provide suction and the rivers that the atomizing delivery pipe flows, then send into the drill bit through the dust removal intake stack of reduction gear, drilling rod and impacter, realize the construction demand of removing dust and making an uproar.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A down-the-hole drill atomizing, dedusting and noise reducing system is characterized by comprising a control component (14) and a speed reducer (1), the operating component (14) is provided with a high-pressure air pipe which comprises an air outlet pipeline (17), the pipe wall of the air outlet pipeline (17) is communicated with a water supply pipe (21), the water supply pipe (21) is used for supplying water to the air outlet pipeline (17), the air outlet pipeline (17) is connected with a dust removal air inlet pipeline (111) in the speed reducer (1), the power output end of the speed reducer (1) is connected with one end of a drill rod (2), the other end of the drill rod (2) is connected with an impactor (12), a drill bit (5) is arranged on the impactor (12), a dust removal air inlet pipeline (111) of the speed reducer (1) is communicated with the inner cavities of the drill rod (2) and the impactor (12), the inner cavity of the impactor (12) is also communicated with a dust removal hole of the drill bit (5).
2. The atomizing, dust-removing and noise-reducing system of the down-the-hole drill according to claim 1, characterized in that the water supply pipe (21) is connected with the air outlet pipeline (17) through a reserved hole (19) on the air outlet pipeline (17), and the reserved hole (19) is arranged at an air outlet joint of the air outlet pipeline (17).
3. A down-the-hole drill atomizing dust-removing noise-reducing system according to claim 1, characterized in that the water supply pipe (21) located in the air outlet duct (17) is bent in the air flow direction.
4. The down-the-hole drill atomizing, dust removing and noise reducing system as set forth in claim 1, wherein the water inlet of the water supply pipe (21) is connected with a water supply system of a construction site, and the water inlet of the water supply pipe (21) is connected with the water supply system through a water supply regulating valve.
5. The downhole drill atomizing, dedusting and noise reducing system according to claim 4, wherein the joint of the water supply regulating valve and the water supply system and the joint of the water supply regulating valve and the water supply pipe (21) are coated with a sealant.
6. The down-the-hole drill atomizing, dedusting and noise reducing system as set forth in claim 1, characterized in that the high-pressure air duct further comprises an air inlet duct (16), and the air inlet duct (16) is connected with an air compressor (15).
7. The atomizing, dedusting and noise reducing system of the down-the-hole drill according to claim 1 is characterized in that the speed reducer (1) is mounted on a carriage (3), the speed reducer (1) can slide along the carriage (3), the impactor (12) is sleeved on a positioning sleeve (4), the positioning sleeve (4) is fixedly connected with the carriage (3), and a drill stand base part (6) is arranged at the bottom of the carriage (3).
8. The atomizing, dedusting and noise reducing system of the down-the-hole drill according to claim 7, characterized in that a first balancing weight (8) is further arranged on the carriage (3), a support leg (9) is further connected on the carriage (3), a backing plate (11) is connected to an end surface of the support leg (9), and a second balancing weight (10) is arranged on the backing plate (11).
9. A down-the-hole drill atomizing dust-removing and noise-reducing system according to claim 1, characterized in that the diameter of the water supply pipe (21) is 5 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020716576.9U CN212054569U (en) | 2020-04-30 | 2020-04-30 | Atomizing, dedusting and noise reducing system of down-the-hole drill |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020716576.9U CN212054569U (en) | 2020-04-30 | 2020-04-30 | Atomizing, dedusting and noise reducing system of down-the-hole drill |
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| CN212054569U true CN212054569U (en) | 2020-12-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111364931A (en) * | 2020-04-30 | 2020-07-03 | 中国葛洲坝集团第三工程有限公司 | Atomizing, dedusting and noise reducing system of down-the-hole drill and construction method |
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2020
- 2020-04-30 CN CN202020716576.9U patent/CN212054569U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111364931A (en) * | 2020-04-30 | 2020-07-03 | 中国葛洲坝集团第三工程有限公司 | Atomizing, dedusting and noise reducing system of down-the-hole drill and construction method |
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