CN115253552A - Adjustable comprehensive digging surface dust fall ventilation device - Google Patents
Adjustable comprehensive digging surface dust fall ventilation device Download PDFInfo
- Publication number
- CN115253552A CN115253552A CN202211113351.4A CN202211113351A CN115253552A CN 115253552 A CN115253552 A CN 115253552A CN 202211113351 A CN202211113351 A CN 202211113351A CN 115253552 A CN115253552 A CN 115253552A
- Authority
- CN
- China
- Prior art keywords
- dust
- water outlet
- plate
- hollow
- air outlet
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 63
- 238000009423 ventilation Methods 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 137
- 239000007921 spray Substances 0.000 claims abstract description 67
- 238000009412 basement excavation Methods 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 239000003595 mist Substances 0.000 abstract description 17
- 238000005507 spraying Methods 0.000 abstract description 11
- 239000003245 coal Substances 0.000 description 18
- 239000002817 coal dust Substances 0.000 description 13
- 238000005065 mining Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 244000043261 Hevea brasiliensis Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 229920003052 natural elastomer Polymers 0.000 description 3
- 229920001194 natural rubber Polymers 0.000 description 3
- 230000002567 autonomic effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- KAKZBPTYRLMSJV-UHFFFAOYSA-N vinyl-ethylene Natural products C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Nozzles (AREA)
Abstract
The invention discloses an adjustable dust-settling ventilation device for a fully-mechanized excavation face, and discloses a device which sprays water mist sprayed from a water outlet spray hole to the fully-mechanized excavation face under the impact of high-pressure airflow sprayed from an air outlet spray hole, and drives a rotary fixing block to rotate through a rotary motor to adjust the spraying angle. The dust fall ventilation range can be enlarged, the ore dust flowing speed on the fully mechanized excavating surface is accelerated, and the dust fall and dust discharge speed is further improved. Its characterized in that includes main part subassembly and dust fall ventilation subassembly, the rotatable setting of dust fall ventilation subassembly is on the main part subassembly, dust fall ventilation subassembly has two, two the dust fall ventilation subassembly corresponds the both ends of arranging the main part subassembly in respectively, the main part subassembly comprises mounting panel, reservation mounting groove, connecting plate, connection water pipe and rotating electrical machines, and on the mounting panel was arranged in to the connecting plate, the connecting plate has two, and two connecting plates are located the mounting panel both sides respectively, connecting plate and mounting panel are mutually perpendicular, the height of connecting plate is the arc by the middle part to both ends and increases gradually.
Description
Technical Field
The invention discloses an adjustable fully-mechanized excavating surface dust-fall ventilation device, relates to a device capable of performing dust-fall ventilation on a fully-mechanized excavating surface, and belongs to the technical field of coal mine dust-fall ventilation.
Background
The main dust production processes of the fully mechanized mining face include coal cutting, coal dropping, coal loading, hydraulic support frame moving, transportation and transfer and the like, along with the use of large-depth, high-power and large-capacity mechanical coal mining equipment, the increase of the transportation distance of extended coal flow in a mining area on the working face and the increase of the number of transfer points, the coal dust content in the air of a mining working face and a roadway is high, so ventilation and dust fall are needed to be carried out on the mining working face to reduce the mine dust concentration of an operation place, when the existing mining working face carries out coal mining operation, a nozzle is generally arranged on a cutting tooth of a coal cutter to carry out spraying and dust fall, the spraying and dust fall range is only limited near a cutting head, the dust fall range is small, the coal dust generated during coal cutting and coal dropping cannot be conveyed into an air inlet air or an air return gallery, the coal dust outside the dust fall range can enter the air inlet air or the air return gallery after autonomous diffusion for a period of time and can be taken away by air flow, the speed is slow, and the ventilation effect is poor.
Publication No. CN211500641U discloses a high-efficiency dust-settling device of a coal mining machine, which comprises a cutting head arranged at the front side end of a rocker arm of the coal mining machine and rotating, wherein a groove is formed in the center of the outer end of the rocker arm of the coal mining machine, a dust-settling pipeline is arranged in the groove, and the dust-settling pipeline consists of an upper pipeline, an arc-shaped pipeline and a lower pipeline which are mutually communicated; this dust device of setting on coal-winning machine, spraying dust fall scope is only injectd near the cutterhead, and the dust fall scope is little, and can't carry the air inlet or return air gallery with the coal dust that produces when cutting coal and coal breakage in, the coal dust outside the dust fall scope need be taken away by the distinguished and admirable wind that can get into air inlet or return air gallery after the autonomic diffusion of a period, and dust fall speed is slower, and ventilation effect is relatively poor.
Publication No. CN215672322U discloses a water conservation dust device, relates to coal mine equipment technical field, and water conservation dust device includes: the dust sensor and the dust spraying equipment are both electrically connected with the controller; the fixed position that this water conservation dust device set up, the scope of spraying dust fall is limited, and can't carry the air inlet or return air gallery with the coal dust that produces when cutting coal and coal breakage in, the coal dust outside the dust fall scope need just can get into the air inlet after a period of autonomic diffusion or be taken away by the distinguished and admirable in the return air gallery, and dust fall speed is slower, and ventilation effect is relatively poor.
Disclosure of Invention
In order to improve the situation, the invention provides a device for adjusting dust fall and ventilation of a fully mechanized excavating face, which sprays water mist sprayed from a water outlet spray hole to the fully mechanized excavating face under the impact of high-pressure airflow sprayed from an air outlet spray hole, and drives a rotating fixing block to rotate by a rotating motor so as to adjust the spraying angle. The dust fall ventilation range can be enlarged, the ore dust flowing speed on the fully mechanized excavating surface is accelerated, and the dust fall and dust discharge speed is further improved.
The invention discloses an adjustable fully-mechanized excavating face dust-fall ventilation device, which is realized by the following steps: the invention relates to an adjustable fully-mechanized excavating surface dust-fall ventilation device which comprises a main body component and a dust-fall ventilation component,
it is characterized in that the dust fall ventilation component is rotatably arranged on the main body component,
preferably, the number of the dust fall ventilation assemblies is two, the two dust fall ventilation assemblies are respectively and correspondingly arranged at two ends of the main body assembly,
the main body component consists of an installation plate, a reserved installation groove, a connecting plate, a connecting water pipe and a rotating motor,
the connecting plate is arranged on the mounting plate,
preferably, the number of the connecting plates is two, the two connecting plates are respectively positioned at two sides of the mounting plate, the connecting plates are vertical to the mounting plate,
preferably, the height of the connecting plate is gradually increased from the middle part to the two ends in an arc shape, the two ends of the connecting plate are in arc structures,
two rotating motors are symmetrically arranged on one of the two connecting plates, a motor shaft is arranged on each rotating motor, one end of each motor shaft is connected with the corresponding rotating motor, the other end of each motor shaft penetrates through the connecting plates and extends into a space between the two connecting plates,
preferably, a bearing is arranged between the motor shaft and the connecting plate,
preferably, the two rotating motors are respectively close to two ends of the connecting plate,
the two sides of the mounting plate are correspondingly provided with reserved mounting grooves,
preferably, the reserved mounting groove is positioned between the side edge of the mounting plate and the connecting plate,
the connecting water pipe is arranged on the mounting plate,
preferably, the connecting water pipe is positioned in the middle of the mounting plate,
the dust fall ventilation assembly consists of a rotary fixed block, a hollow water outlet plate, a water outlet spray hole, a hollow air outlet plate, an air outlet spray hole, a rotary shaft, a water inlet hose and an air inlet connecting pipe,
the rotary fixed block can be rotatably arranged between the two connecting plates,
preferably, the number of the rotary fixed blocks is two, the two rotary fixed blocks are respectively positioned at two ends of the connecting plate,
preferably, the rotary fixed block is of a hollow structure, the height of the rotary fixed block is gradually increased from one end close to the connecting water pipe to three quarters of the connecting water pipe, and is gradually reduced from three quarters of the connecting water pipe to the other end in an arc shape,
rotating shafts are correspondingly arranged at two sides of the rotating fixed block, the rotating shaft at one side of the rotating fixed block is connected with a motor shaft, the rotating shaft at the other side of the rotating fixed block is rotationally connected with the other connecting plate of the two connecting plates through a bearing,
preferably, the rotating shaft is close to the end of the connecting plate,
a water inlet hose is arranged between one end of the rotary fixed block and the connecting water pipe, one end of the water inlet hose is communicated with the rotary fixed block, the other end of the water inlet hose is communicated with the connecting water pipe,
the other end of the rotary fixed block is provided with two hollow water outlet plates which are communicated with the rotary fixed block,
preferably, the two hollow water outlet plates are respectively positioned at two sides of the rotary fixed block, the height of the hollow water outlet plates is gradually reduced from one end communicated with the rotary fixed block to the other end,
a plurality of groups of water outlet spray holes are formed in the opposite side of the hollow water outlet plate, one group of water outlet spray holes consists of a plurality of water outlet spray holes,
preferably, a plurality of groups of the water outlet spray holes are distributed at equal intervals along the length direction of the hollow water outlet plate, a plurality of the water outlet spray holes in the same group are distributed at equal intervals along the height direction of the hollow water outlet plate,
preferably, the diameter of the water outlet spray hole is gradually increased from one end to the other end in the hollow water outlet plate,
the hollow air outlet plate is arranged at the other end of the rotary fixed block,
preferably, the hollow air outlet plate is positioned below the hollow water outlet plate,
the hollow air outlet plate is connected with the hollow water outlet plate, one surface of the hollow air outlet plate, which is connected with the hollow water outlet plate, is provided with a plurality of air outlet spray holes, one group of air outlet spray holes consists of a plurality of air outlet spray holes,
preferably, a plurality of groups of the air outlet spray holes are distributed at equal intervals along the length direction of the hollow air outlet plate, a plurality of the air outlet spray holes in the same group are distributed at equal intervals along the width direction of the hollow air outlet plate,
preferably, the air outlet spray holes are of a waist-shaped structure, the diameter of the air outlet spray holes is larger than that of the water outlet spray holes,
and an air inlet connecting pipe is arranged on the other surface of the hollow air outlet plate and is communicated with the hollow air outlet plate.
Advantageous effects
1. The water mist sprayed out can be sprayed into the fully-mechanized excavating surface under the impact of the high-pressure air flow, the spraying angles of the water mist and the high-pressure air flow can be adjusted, and the dust fall and ventilation range is enlarged.
2. Can blow the coal dust through high-pressure draught and get into air inlet or take it out in the return air gallery in shorter time for dust fall speed improves ventilation effect.
3. Simple structure and convenient use.
4. Low cost and easy popularization.
Drawings
FIG. 1 is a three-dimensional structure diagram of an adjustable fully-mechanized excavating face dust-fall ventilation device;
FIG. 2 is a schematic structural diagram of an adjustable fully-mechanized excavating face dust-fall ventilation device;
fig. 3 is a schematic structural diagram of an adjustable fully-mechanized excavating face dust-fall ventilation device, which only shows the internal structure of a hollow air outlet plate.
In the attached drawings
Wherein the method comprises the following steps: the water outlet device comprises a rotary fixing block (1), a hollow water outlet plate (2), a water outlet spray hole (3), a hollow air outlet plate (4), an air outlet spray hole (5), a mounting plate (6), a reserved mounting groove (7), a connecting plate (8), a rotary shaft (9), a water inlet hose (10), a connecting water pipe (11), an air inlet connecting pipe (12) and a rotary motor (13).
The specific implementation mode is as follows:
the invention relates to an adjustable fully-mechanized excavating surface dust-fall ventilation device which comprises a main body component and a dust-fall ventilation component,
it is characterized in that the dust-settling ventilation component is rotatably arranged on the main body component,
preferably, the number of the dust-fall ventilation assemblies is two, the two dust-fall ventilation assemblies are respectively and correspondingly arranged at two ends of the main body assembly,
the main body component consists of a mounting plate (6), a reserved mounting groove (7), a connecting plate (8), a connecting water pipe (11) and a rotating motor (13),
the connecting plate (8) is arranged on the mounting plate (6),
preferably, the number of the connecting plates (8) is two, the two connecting plates (8) are respectively positioned at two sides of the mounting plate (6), the connecting plates (8) are vertical to the mounting plate (6),
preferably, the height of the connecting plate (8) is gradually increased from the middle part to the two ends in an arc shape, the two ends of the connecting plate (8) are in arc structures,
two rotating motors (13) are symmetrically arranged on one connecting plate (8) of the two connecting plates (8), a motor shaft is arranged on the rotating motor (13), one end of the motor shaft is connected with the rotating motor (13), the other end of the motor shaft penetrates through the connecting plate (8) and extends into the space between the two connecting plates (8),
preferably, a bearing is arranged between the motor shaft and the connecting plate (8),
preferably, the two rotating motors (13) are respectively close to two ends of the connecting plate (8),
two sides of the mounting plate (6) are correspondingly provided with reserved mounting grooves (7),
preferably, the reserved mounting groove (7) is positioned between the side edge of the mounting plate (6) and the connecting plate (8),
the connecting water pipe (11) is arranged on the mounting plate (6),
preferably, the connecting water pipe (11) is positioned in the middle of the mounting plate (6),
the dust-settling ventilation assembly consists of a rotary fixing block (1), a hollow water outlet plate (2), water outlet spray holes (3), a hollow air outlet plate (4), air outlet spray holes (5), a rotary shaft (9), a water inlet hose (10) and an air inlet connecting pipe (12),
the rotary fixed block (1) is rotatably arranged between the two connecting plates (8),
preferably, the number of the rotary fixing blocks (1) is two, the two rotary fixing blocks (1) are respectively positioned at two ends of the connecting plate (8),
preferably, the rotary fixed block (1) is of a hollow structure, the height of the rotary fixed block (1) is gradually increased from one end close to the connecting water pipe (11) to three quarters, and is gradually reduced from three quarters to the other end in an arc shape,
the two sides of the rotary fixed block (1) are correspondingly provided with rotating shafts (9), the rotating shaft (9) at one side of the rotary fixed block (1) is connected with a motor shaft, the rotating shaft (9) at the other side of the rotary fixed block (1) is rotationally connected with the other connecting plate (8) of the two connecting plates (8) through a bearing,
preferably, the rotating shaft (9) is close to the end part of the connecting plate (8),
a water inlet hose (10) is arranged between one end of the rotary fixed block (1) and the connecting water pipe (11), one end of the water inlet hose (10) is communicated with the rotary fixed block (1), the other end is communicated with the connecting water pipe (11),
the other end of the rotary fixed block (1) is provided with two hollow water outlet plates (2), the hollow water outlet plates (2) are communicated with the rotary fixed block (1),
preferably, the two hollow water outlet plates (2) are respectively positioned at two sides of the rotary fixed block (1), the height of the hollow water outlet plates (2) is gradually reduced from one end communicated with the rotary fixed block (1) to the other end,
a plurality of groups of water outlet spray holes (3) are arranged on one opposite side of the hollow water outlet plate (2), one group of water outlet spray holes (3) consists of a plurality of water outlet spray holes (3),
preferably, a plurality of groups of the water outlet spray holes (3) are distributed equidistantly along the length direction of the hollow water outlet plate (2), a plurality of the water outlet spray holes (3) in the same group are distributed equidistantly along the height direction of the hollow water outlet plate (2),
preferably, the diameter of the water outlet spray holes (3) is gradually increased from one end to the other end in the hollow water outlet plate (2),
the hollow air outlet plate (4) is arranged on the other end of the rotary fixed block (1),
preferably, the hollow air outlet plate (4) is positioned below the hollow water outlet plate (2),
the hollow air outlet plate (4) is connected with the hollow water outlet plate (2), one side of the hollow air outlet plate (4) connected with the hollow water outlet plate (2) is provided with a plurality of groups of air outlet spray holes (5), one group of air outlet spray holes (5) consists of a plurality of air outlet spray holes (5),
preferably, a plurality of groups of the air outlet spray holes (5) are distributed at equal intervals along the length direction of the hollow air outlet plate (4), a plurality of air outlet spray holes (5) in the same group are distributed at equal intervals along the width direction of the hollow air outlet plate (4),
preferably, the air outlet spray holes (5) are waist-shaped structures, the diameter of the air outlet spray holes (5) is larger than that of the water outlet spray holes (3),
an air inlet connecting pipe (12) is arranged on the other surface of the hollow air outlet plate (4), and the air inlet connecting pipe (12) is communicated with the hollow air outlet plate (4);
preferably, the water inlet hose (10) is made of Styrene Butadiene Rubber (SBR), which is also called polystyrene butadiene copolymer, and the physical mechanism performance, the processing performance and the use performance of the product are close to natural rubber, and some performances such as wear resistance, heat resistance, aging resistance and vulcanization speed are better than those of the natural rubber, so that the water inlet hose can be used together with the natural rubber and various synthetic rubbers;
when the dust-settling ventilation device is used, the mounting plate (6) is connected with a top plate of a fully-mechanized excavation face through the reserved mounting groove (7) by using a bolt, the dust-settling ventilation device is hung upside down on the fully-mechanized excavation face, the connecting water pipe (11) is communicated with a water pump, the air inlet connecting pipe (12) is communicated with the air pump, the water pump and the air pump are started simultaneously, water flows flow flows into the hollow water outlet plate (2) through the water inlet hose (10) and the hollow rotating fixing block (1) and then is sprayed out through the water outlet spray hole (3), high-pressure air flow is sprayed out from the air outlet spray hole (5) through the hollow air outlet plate (4) to impact water mist sprayed from two sides, the water mist is sprayed on the fully-mechanized excavation face below for dust settling, the rotating motor (13) on the connecting plate (8) is started simultaneously, the rotating motor (13) rotates to drive the rotating shaft (9) to rotate, the rotating fixing block (1) together with the hollow water outlet plate (2) and the hollow air outlet plate (4) to rotate to adjust the spraying angles of the water mist and high-pressure air flow, the dust-settling ventilation range is expanded; meanwhile, the high-pressure air flow can blow coal dust to enter an air inlet or return airway to be taken out in a shorter time, so that the dust falling speed is increased, and the ventilation effect is improved;
the height of the connecting plate (8) is gradually increased from the middle part to the two ends in an arc shape, and the two ends of the connecting plate (8) are in arc-shaped structures, so that the rotating fixed block (1) can be avoided, the connecting plate (8) is prevented from limiting the rotation of the rotating fixed block (1), and the adjustment of the injection angle is influenced;
the two dust-settling ventilation assemblies are respectively arranged at two ends of the main body assembly correspondingly, and the dust-settling and ventilation ranges can be enlarged through the mutual cooperation of the two dust-settling ventilation assemblies;
the rotary fixing block (1) is designed to be of a hollow structure, and can store water flow to supply water to the hollow water outlet plate (2), so that water mist can be continuously sprayed out from the water outlet spray holes (3) to reduce dust;
the height of the rotary fixed block (1) is gradually increased from one end close to the connecting water pipe (11) to three quarters, and is gradually reduced from three quarters to the other end in an arc shape, so that the mounting plate (6) can be avoided, the rotary angle of the mounting plate is larger, the spray angle can be adjusted more conveniently, and the dust fall and ventilation range is enlarged;
the two hollow water outlet plates (2) are respectively positioned at two sides of the rotary fixed block (1), and the height of the hollow water outlet plates (2) is gradually reduced from one end communicated with the rotary fixed block (1) to the other end, so that water flow can be collected, the flow speed is accelerated, and meanwhile, high-pressure air flow can be conveniently sprayed out from water mist sprayed out by impact from the lower part to perform dust fall;
the diameter of the water outlet spray holes (3) is gradually increased from one end to the other end in the hollow water outlet plate (2), so that the range of water mist spraying can be enlarged, and the water mist can be better impacted and sprayed out from the lower part by high-pressure airflow to fall dust;
the air outlet spray holes (5) are designed in a waist-shaped structure, so that the air outlet range can be expanded, water mist can be sprayed out better for dust reduction, coal dust can be blown to enter an air inlet or return airway in a shorter time to be taken out, and the dust reduction and ventilation range is expanded;
the design that the diameter of the air outlet spray hole (5) is larger than that of the water outlet spray hole (3) can ensure the wind speed, is beneficial to the communication and collection of wind columns, better sprays water mist to remove dust, and can blow coal dust to enter an air inlet or air return gallery to be taken out in a shorter time, so that the dust removal and ventilation range is enlarged;
the hollow air outlet plate (4) is matched with the air outlet spray holes (5) and can spray high-pressure air flow to blow coal dust into an air inlet or air return gallery in a shorter time to take the coal dust out, so that the dust falling speed is accelerated, and the ventilation effect is improved;
the hollow water outlet plate (2) is matched with the water outlet spray holes (3) and can spray water mist, and the water mist is sprayed out under the impact of high-pressure air flow to perform dust fall;
the rotating motor (13) is matched with the rotating shaft (9) and can drive the rotating fixed block (1) together with the hollow water outlet plate (2) and the hollow air outlet plate (4) to rotate to adjust the spraying angles of water mist and high-pressure air flow, and the dust fall and ventilation range is expanded;
the purposes that water mist sprayed from the water outlet spray holes (3) is sprayed to the fully-mechanized excavation face under the impact of high-pressure airflow sprayed from the air outlet spray holes (5), the rotating motor (13) drives the rotating fixing block (1) to rotate to adjust the spray angle, the dust fall ventilation range can be enlarged, the mine dust flowing speed on the fully-mechanized excavation face is increased, and the dust fall dust discharge speed is increased are achieved.
It should be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "connected to" and "connected to" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a detachable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
The above embodiments are preferred embodiments of the present invention, and other embodiments are not added to the present invention for the sake of brevity, but should not be construed as limiting the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (10)
1. The utility model provides an adjustable combine and dig face dust fall ventilation unit, includes main part subassembly and dust fall ventilation unit, its characterized in that: the dust-settling ventilation assembly is rotatably arranged on the main body assembly, the number of the dust-settling ventilation assembly is two, the two dust-settling ventilation assemblies are respectively and correspondingly arranged at two ends of the main body assembly, the main body assembly consists of a mounting plate, a reserved mounting groove, connecting plates, connecting water pipes and rotating motors, the connecting plates are arranged on the mounting plate, the two connecting plates are respectively positioned at two sides of the mounting plate and are vertical to the mounting plate, two rotating motors are symmetrically arranged on one of the two connecting plates, a motor shaft is arranged on each rotating motor, one end of the motor shaft is connected with the rotating motors, the other end of the motor shaft penetrates through the connecting plates and extends into the space between the two connecting plates, a bearing is arranged between the motor shaft and the connecting plates, the two rotating motors are respectively close to two ends of the connecting plates, the two sides of the mounting plate are correspondingly provided with the reserved mounting groove, the reservation mounting groove is located between mounting panel side and the connecting plate, and connecting pipe arranges in on the mounting panel, connecting pipe is located the mounting panel middle part, dust fall ventilation subassembly is by rotating fixed block, cavity play water board, play water spray orifice, cavity play gas board, the spray orifice of giving vent to anger, axis of rotation, water inlet hose and admit air the connecting pipe and constitute, rotates the rotatable arranging in between two connecting plates of fixed block, it has the axis of rotation to rotate the fixed block both sides, the axis of rotation and the motor shaft of rotating fixed block one side are connected, the axis of rotation and two connecting plates of rotating fixed block opposite side wherein another connecting plate passes through the bearing rotation and connects, the axis of rotation is close to the connecting plate tip, water inlet hose has been put between fixed block one end of rotation and the connecting pipe, water inlet hose one end and rotation fixed block are linked together, and the other end and connecting pipe are linked together, the other end of the rotating fixed block is provided with two hollow water outlet plates, the hollow water outlet plates are communicated with the rotating fixed block, one opposite side of each hollow water outlet plate is provided with a plurality of groups of water outlet spray holes, one group of water outlet spray holes are formed by a plurality of water outlet spray holes, the hollow air outlet plate is arranged at the other end of the rotating fixed block and is connected with the hollow water outlet plates, one side of each hollow air outlet plate, which is connected with the hollow water outlet plate, is provided with a plurality of groups of air outlet spray holes, one group of air outlet spray holes are formed by a plurality of air outlet spray holes, the other side of each hollow air outlet plate is provided with an air inlet connecting pipe, and the air inlet connecting pipes are communicated with the hollow air outlet plates.
2. The adjustable fully-mechanized excavating face dust-reducing ventilation device according to claim 1, wherein the height of the connecting plate gradually increases from the middle part to the two ends in an arc shape, and the two ends of the connecting plate are in an arc structure.
3. The adjustable fully-mechanized excavating face dust-fall ventilating device according to claim 1, wherein there are two fixed rotary blocks, and the two fixed rotary blocks are respectively located at two ends of the connecting plate.
4. The adjustable dust-settling and ventilating device for the fully-mechanized excavating face of claim 3, wherein the rotating fixing block is of a hollow structure, the height of the rotating fixing block is gradually increased from one end close to the connecting water pipe to three quarters, and the height of the rotating fixing block is gradually reduced from three quarters to the other end in an arc shape.
5. The adjustable fully-mechanized excavating face dust-reducing ventilation device of claim 1, wherein two hollow water outlet plates are respectively arranged on two sides of the rotary fixed block, and the height of the hollow water outlet plates is gradually reduced from one end communicated with the rotary fixed block to the other end.
6. The adjustable dust-settling ventilation device for fully mechanized excavation surfaces of claim 1, wherein a plurality of groups of the water outlet nozzles are equidistantly distributed along the length direction of the hollow water outlet plate, and a plurality of the water outlet nozzles in the same group are equidistantly distributed along the height direction of the hollow water outlet plate.
7. The adjustable dust fall ventilation device for the fully mechanized excavating face of claim 6, wherein the diameter of the water outlet spray holes is gradually increased from one end to the other end in the hollow water outlet plate.
8. The adjustable dust-settling ventilation device for the fully mechanized excavating surfaces of claim 1, wherein the hollow air outlet plate is positioned below the hollow water outlet plate.
9. The adjustable dust-settling ventilation device for the fully mechanized excavation face of claim 1, wherein a plurality of groups of the air outlet spray holes are equidistantly distributed along the length direction of the hollow air outlet plate, and a plurality of air outlet spray holes in the same group are equidistantly distributed along the width direction of the hollow air outlet plate.
10. The adjustable dust fall ventilation device for the fully mechanized excavating face of claim 9, wherein the air outlet nozzle hole is of a kidney-shaped structure, and the diameter of the air outlet nozzle hole is larger than that of the water outlet nozzle hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211113351.4A CN115253552A (en) | 2022-09-14 | 2022-09-14 | Adjustable comprehensive digging surface dust fall ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211113351.4A CN115253552A (en) | 2022-09-14 | 2022-09-14 | Adjustable comprehensive digging surface dust fall ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115253552A true CN115253552A (en) | 2022-11-01 |
Family
ID=83756719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211113351.4A Pending CN115253552A (en) | 2022-09-14 | 2022-09-14 | Adjustable comprehensive digging surface dust fall ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115253552A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1409761A1 (en) * | 1986-05-22 | 1988-07-15 | Государственный проектно-конструкторский и экспериментальный институт угольного машиностроения "Гипроуглемаш" | High-pressure air-water ejector for dust suppression systems of mining machines |
| CN103382839A (en) * | 2012-01-10 | 2013-11-06 | 刘素华 | Method for maintaining vertical impact of impact mechanism and vertical lift punch-cutting mining machine implementing method |
| CN203905946U (en) * | 2014-06-30 | 2014-10-29 | 铁法煤业(集团)有限责任公司大兴煤矿 | Mixed air-water mist spraying device for removing dust |
| CN206694065U (en) * | 2017-03-24 | 2017-12-01 | 金川集团股份有限公司 | Mining tunnel automatic spray dust removal device |
| CN210217816U (en) * | 2019-06-26 | 2020-03-31 | 兖州煤业股份有限公司 | Wind-water linkage sprayer without spray head |
| CN211081953U (en) * | 2019-09-30 | 2020-07-24 | 严敏勇 | Atomizing dust device for coal mine |
| CN213086691U (en) * | 2020-05-13 | 2021-04-30 | 云南能投缘达建设集团有限公司 | Building construction working face sprays dust fall heat sink |
| CN113457330A (en) * | 2021-09-02 | 2021-10-01 | 南通澳润建材科技有限公司 | Double-flow dust settling device and method capable of dispersing water mist and air for homogenization silo |
| CN216677519U (en) * | 2021-11-10 | 2022-06-07 | 上元天骄实业有限公司 | Environmental protection dust collector for construction |
-
2022
- 2022-09-14 CN CN202211113351.4A patent/CN115253552A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1409761A1 (en) * | 1986-05-22 | 1988-07-15 | Государственный проектно-конструкторский и экспериментальный институт угольного машиностроения "Гипроуглемаш" | High-pressure air-water ejector for dust suppression systems of mining machines |
| CN103382839A (en) * | 2012-01-10 | 2013-11-06 | 刘素华 | Method for maintaining vertical impact of impact mechanism and vertical lift punch-cutting mining machine implementing method |
| CN203905946U (en) * | 2014-06-30 | 2014-10-29 | 铁法煤业(集团)有限责任公司大兴煤矿 | Mixed air-water mist spraying device for removing dust |
| CN206694065U (en) * | 2017-03-24 | 2017-12-01 | 金川集团股份有限公司 | Mining tunnel automatic spray dust removal device |
| CN210217816U (en) * | 2019-06-26 | 2020-03-31 | 兖州煤业股份有限公司 | Wind-water linkage sprayer without spray head |
| CN211081953U (en) * | 2019-09-30 | 2020-07-24 | 严敏勇 | Atomizing dust device for coal mine |
| CN213086691U (en) * | 2020-05-13 | 2021-04-30 | 云南能投缘达建设集团有限公司 | Building construction working face sprays dust fall heat sink |
| CN113457330A (en) * | 2021-09-02 | 2021-10-01 | 南通澳润建材科技有限公司 | Double-flow dust settling device and method capable of dispersing water mist and air for homogenization silo |
| CN216677519U (en) * | 2021-11-10 | 2022-06-07 | 上元天骄实业有限公司 | Environmental protection dust collector for construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204225888U (en) | Be applicable to the efficient Comprehensive Preventing dust falling system of the quick fully mechanized workface in difficult moistening coal seam | |
| US10648333B2 (en) | Mixing and guniting device of new type for TBM | |
| CN207905797U (en) | A kind of mining channeling machine of hydraulic pressure | |
| CN102698943B (en) | Lateral drying room | |
| CN115253552A (en) | Adjustable comprehensive digging surface dust fall ventilation device | |
| CN114288796A (en) | Environment-friendly construction dust fall equipment | |
| CN108843376A (en) | A kind of Water-gas linkage dust settler | |
| CN216457769U (en) | Building construction site dust device | |
| CN114033464B (en) | Fully-mechanized coal mining face self-tracking and multi-angle dust and gas integrated intelligent prevention and control system | |
| CN207126291U (en) | A kind of fog gun machine | |
| CN213725502U (en) | Environmental protection dust collecting equipment of building engineering construction | |
| CN203579809U (en) | Efficient mute machining equipment used for sofa backrest | |
| CN113842723A (en) | Spraying dust-settling device for building construction and control method thereof | |
| CN212191303U (en) | Drilling machine with dust fall function | |
| CN208678657U (en) | A kind of waste gas pollution control and treatment haze dust falling device | |
| CN220643778U (en) | Bridge tunnel maintenance humidifier | |
| CN206929950U (en) | A kind of air guide structure and indoor apparatus of air conditioner | |
| CN204616571U (en) | A kind of automatic humidification cooling system of inflatable greenhouse | |
| CN216976782U (en) | Anti-blocking system for coal dropping pipe of circulating fluidized bed boiler | |
| CN219784231U (en) | Mine construction is with multi-functional dust collector | |
| CN218376552U (en) | Environment-friendly energy-saving emission-reducing coal mine dust falling device | |
| CN211799631U (en) | Pneumatic fog gun dust removal device for underground | |
| CN218466446U (en) | Rear-mounted air box shovel body mechanism of truck | |
| CN220096655U (en) | Unmanned aerial vehicle lifesaving appliance that opens ice for unmanned aerial vehicle fire engine | |
| CN214997774U (en) | Ventilation and dust removal integrated device for underground mine roadway excavation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |