CN210087316U - External spraying device of coal mining machine - Google Patents
External spraying device of coal mining machine Download PDFInfo
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- CN210087316U CN210087316U CN201920776771.8U CN201920776771U CN210087316U CN 210087316 U CN210087316 U CN 210087316U CN 201920776771 U CN201920776771 U CN 201920776771U CN 210087316 U CN210087316 U CN 210087316U
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- water tank
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- mining machine
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Abstract
The utility model discloses an outer atomizer of coal-winning machine, including coal-winning machine horn and the coal mining head of setting on the coal-winning machine horn, the water tank has been welded to one side of coal-winning machine horn, the top thread tightening of water tank has the water pump, the water inlet intercommunication of water pump is fixed with the one end of L shape connecting pipe, and the other end of L shape connecting pipe extends to in the water tank, the delivery port intercommunication of water pump is fixed with the one end of hose, one side thread tightening of coal-winning machine horn has driving motor, fixed cover is equipped with the eccentric wheel on driving motor's the output shaft, the welding of one side of coal-winning machine horn has two fixed plates that are located the water tank below, the below of water tank is equipped. The utility model discloses simple structure, convenient operation is convenient for adjust shower nozzle circulation swing water spray according to actual need, has increased the scope that the shower nozzle sprayed, and then has improved the efficiency of dust fall, satisfies the use needs, is favorable to the use.
Description
Technical Field
The utility model relates to a coal-winning machine is with dust removal technical field especially relates to a coal-winning machine outer atomizer.
Background
Along with the development and scientific progress of the society, a large number of coal mining machines are developed and evolved from coal cutters, the coal mining machines are large-scale complex systems integrating machinery, electricity and hydraulic pressure, the working environment is severe, the whole coal mining work is interrupted if a fault occurs, huge economic loss is caused, a large amount of dust is generated in the coal mining process of the coal mining machines, and therefore a spraying device is required for dust removal.
However, a spray head in the existing spraying device is generally fixed, and the spraying device on the coal mining machine is not convenient to swing to spray water according to actual needs, so that the spraying range of the spray head is limited, and the dust fall efficiency is further reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an external spraying device of a coal mining machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an external spraying device of a coal mining machine comprises a coal mining machine arm and a coal mining head arranged on the coal mining machine arm, wherein a water tank is welded on one side of the coal mining machine arm, a water pump is fixed on the top of the water tank through threads, a water inlet of the water pump is communicated and fixed with one end of an L-shaped connecting pipe, the other end of the L-shaped connecting pipe extends into the water tank, a water outlet of the water pump is communicated and fixed with one end of a hose, a driving motor is fixed on one side of the coal mining machine arm through threads, an eccentric wheel is fixedly sleeved on an output shaft of the driving motor, two fixing plates positioned below the water tank are welded on one side of the coal mining machine arm, a movable rod is arranged below the water tank and positioned between the two fixing plates, a connecting block is welded on one end, far away from the eccentric wheel, of the movable rod, a first ball is, the top and the bottom of the moving rod are both provided with first grooves, one side of each fixed plate, which is close to each other, is nested with two second balls, one side, which is close to each other, of each second ball on the same vertical line extends into the two first grooves respectively, the second balls are in rolling contact with the inner walls of the corresponding first grooves, one side, which is far away from the eccentric wheel, of each fixed plate is welded with one ends of a plurality of extension springs, the other ends of the extension springs are welded with one sides, which are close to the eccentric wheel, of connecting blocks, one side of the water tank is welded with a supporting plate, one side, which is far away from the water tank, of the supporting plate is provided with second grooves, the second grooves are rotatably provided with obliquely arranged first connecting rods, one ends, which are far away from the water tank, of the first connecting rods extend out of the, the bottom of second connecting rod is articulated mutually with the top of connecting block, the other end and the shower nozzle of hose are fixed and are communicate.
Preferably, the other side of the water tank is fixed and communicated with an L-shaped water inlet pipe.
Preferably, a first pin shaft is welded on one side of the first connecting rod, a first bearing is welded on the inner wall of one side of the second groove, and an inner ring of the first bearing is fixedly sleeved on the outer side of the first pin shaft.
Preferably, the bottom of the first connecting rod is welded with a fixed block, one side of the second connecting rod is welded with a second pin shaft, one side of the fixed block, which is close to the second connecting rod, is welded with a second bearing, and the inner ring of the second bearing is fixedly sleeved with the outer side of the second pin shaft.
Preferably, the number of the tension springs on the same fixing plate is two to four, and the two to four tension springs on the same fixing plate are arranged on one side of the fixing plate away from the eccentric wheel at equal intervals.
Preferably, a circular hole is formed in one side of the eccentric wheel, and the side wall of the circular hole is fixedly connected with the outer side of the output shaft of the driving motor.
Compared with the prior art, the beneficial effects of the utility model are that:
when the device is used and the swinging angle of the spray head needs to be adjusted, an output shaft of the driving motor drives the eccentric wheel to rotate, the pressure on the first ball is gradually released when the eccentric wheel rotates to the first half circle, the elastic force of the extension spring drives the connecting block to move towards the direction close to the eccentric wheel, the connecting block drives the first connecting rod to move and rotate through the second connecting rod, the first connecting rod drives the spray head to rotate and move downwards, the first ball is extruded when the eccentric wheel rotates to the second half circle, so that the first ball moves and drives the movable rod to move towards the direction far away from the eccentric wheel, and the movable rod drives the connecting block to move and stretch the corresponding extension spring, the connecting block drives the head rod through the second connecting rod and takes place to remove and rotate, and the head rod drives the shower nozzle rebound and rotates, and driving motor lasts the operation, under the effect of eccentric wheel, can drive the shower nozzle luffing motion, and the scope that the increase shower nozzle sprayed, and then has improved the efficiency of dust fall.
The utility model discloses simple structure, convenient operation is convenient for adjust shower nozzle circulation swing water spray according to actual need, has increased the scope that the shower nozzle sprayed, and then has improved the efficiency of dust fall, satisfies the use needs, is favorable to the use.
Drawings
Fig. 1 is a schematic structural diagram of an external spraying device of a coal mining machine according to the present invention;
fig. 2 is a schematic structural diagram of a part a of an external spraying device of a coal mining machine according to the present invention.
In the figure: 1, a shearer arm, 2 water tanks, 3 water pumps, 4 hoses, 5 driving motors, 6 eccentric wheels, 7 fixing plates, 8 moving rods, 9 connecting blocks, 10 first grooves, 11 extension springs, 12 supporting plates, 13 second grooves, 14 first connecting rods, 15 spray heads and 16 second connecting rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, an external spraying device of a coal mining machine comprises a coal mining machine arm 1 and a coal mining head arranged on the coal mining machine arm 1, a water tank 2 is welded on one side of the coal mining machine arm 1, a water pump 3 is fixed on the top of the water tank 2 through threads, a water inlet of the water pump 3 is communicated with and fixed at one end of an L-shaped connecting pipe, the other end of the L-shaped connecting pipe extends into the water tank 2, a water outlet of the water pump 3 is communicated with and fixed at one end of a hose 4, a driving motor 5 is fixed on one side of the coal mining machine arm 1 through threads, the driving motor 5 is SGMGV-20ADC61 in model, a controller is arranged in the driving motor 5, the controller is 6ES721AB230XBB, an eccentric wheel 6 is fixedly sleeved on an output shaft of the driving motor 5, two fixing plates 7 positioned below the water tank 2 are welded on one side of the coal mining machine arm 1, one end of the moving rod 8, which is far away from the eccentric wheel 6, is welded with a connecting block 9, one end of the moving rod 8, which is near to the eccentric wheel 6, is nested with a first ball, the first ball is in rolling contact with one side of the eccentric wheel 6, which is near to the connecting block 9, the top and the bottom of the moving rod 8 are both provided with first grooves 10, one sides, which are near to each other, of the two fixing plates 7 are nested with two second balls, one sides, which are close to each other, of the two second balls on the same vertical line are respectively extended into the two first grooves 10, the second balls are in rolling contact with the inner walls of the corresponding first grooves 10, one side, which is far away from the eccentric wheel 6, of the fixing plates 7 is welded with one ends of a plurality of tension springs 11, the other ends of the tension springs 11 are welded with one side, which is near to the eccentric wheel 6, of the connecting block 9, one side, the one end that water tank 2 was kept away from to head rod 14 extends to backup pad 12 outside and the welding has shower nozzle 15, and head rod 14's bottom is rotated and is installed the second connecting rod 16 that the slope set up, and second connecting rod 16's bottom is articulated mutually with the top of connecting block 9, and the other end and the shower nozzle 15 of hose 4 are fixed and are linked together, the utility model discloses simple structure, convenient operation are convenient for adjust shower nozzle 15 circulation swing water spray according to actual need, have increased the scope that shower nozzle 15 sprayed, and then have improved the efficiency of dust fall, satisfy the user demand, are favorable to using.
In the utility model, the other side of the water tank 2 is fixed and communicated with an L-shaped water inlet pipe, one side of the first connecting rod 14 is welded with a first pin shaft, one side of the inner wall of the second groove 13 is welded with a first bearing, the inner ring of the first bearing is fixedly sleeved with the outer side of the first pin shaft, the bottom of the first connecting rod 14 is welded with a fixed block, one side of the second connecting rod 16 is welded with a second pin shaft, one side of the fixed block close to the second connecting rod 16 is welded with a second bearing, the inner ring of the second bearing is fixedly sleeved with the outer side of the second pin shaft, the number of the extension springs 11 positioned on the same fixed plate 7 is two to four, and the two to four extension springs 11 positioned on the same fixed plate 7 are equidistantly arranged on one side of the fixed plate 7 away from the eccentric wheel 6, one side of the eccentric wheel 6 is, the utility model discloses simple structure, convenient operation is convenient for adjust 15 circulation swings water sprays of shower nozzle according to actual need, has increased the scope that shower nozzle 15 sprayed, and then has improved the efficiency of dust fall, satisfies the use needs, is favorable to the use.
The working principle is as follows: when the water sprayer is used, the water pump 3 works, the water pump 3 pumps water in the water tank 2 through the L-shaped connecting pipe, the water pump 3 pumps the water into the spray head 15 through the hose 4, the spray head 15 sprays the water, when the swinging angle of the spray head 15 needs to be adjusted, the controller controls the driving motor 5 to be started, the output shaft of the driving motor 5 drives the eccentric wheel 6 to rotate, when the eccentric wheel 6 rotates to the first half circle, the pressure on the first balls is gradually released, at the moment, the elastic force of the extension spring 11 drives the connecting block 9 to move towards the direction close to the eccentric wheel 6, the connecting block 9 drives the moving rod 8 to move, the moving rod 8 drives the two first grooves 10 to move, so that the second balls roll in the corresponding first grooves 10, the connecting block 9 drives the second connecting rod 16 to move and rotate, the second connecting rod 16 drives the first connecting rod 14 to move and rotate, the first connecting rod, extrude first ball when eccentric wheel 6 rotates the back half-turn, extruded power drives the direction removal of carriage release lever 8 to keeping away from eccentric wheel 6 through first ball, carriage release lever 8 drives connecting block 9 and removes and stretch to corresponding extension spring 11, connecting block 9 removes and extrudees corresponding second connecting rod 16 simultaneously, under the effect of extrusion force, second connecting rod 16 takes place to remove and upwards rotates, second connecting rod 16 drives first connecting rod 14 and takes place to remove and rotate, first connecting rod 14 drives shower nozzle 15 rebound and rotates, driving motor 5 lasts the operation, under eccentric wheel 6's effect, can drive shower nozzle 15 circulation luffing motion, at the in-process of shower nozzle 15 luffing motion, increase the scope that shower nozzle 15 sprayed, and then improved the efficiency of dust fall.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The external spraying device of the coal mining machine comprises a coal mining machine arm (1) and a coal mining head arranged on the coal mining machine arm (1), and is characterized in that a water tank (2) is welded on one side of the coal mining machine arm (1), a water pump (3) is fixed on the top of the water tank (2) in a threaded manner, a water inlet of the water pump (3) is communicated with and fixed at one end of an L-shaped connecting pipe, the other end of the L-shaped connecting pipe extends into the water tank (2), a water outlet of the water pump (3) is communicated with and fixed at one end of a hose (4), a driving motor (5) is fixed on one side of the coal mining machine arm (1) in a threaded manner, an eccentric wheel (6) is fixedly sleeved on an output shaft of the driving motor (5), two fixing plates (7) positioned below the water tank (2) are welded on one side of the coal mining machine arm (1), a moving, the moving rod (8) is positioned between the two fixing plates (7), one end of the moving rod (8) far away from the eccentric wheel (6) is welded with a connecting block (9), one end of the moving rod (8) near the eccentric wheel (6) is nested with a first ball, the first ball and one side of the eccentric wheel (6) near the connecting block (9) are in rolling contact, the top and the bottom of the moving rod (8) are both provided with a first groove (10), one side of the two fixing plates (7) near each other is nested with two second balls, one side of the two second balls on the same vertical line near each other extends into the two first grooves (10) respectively, the second balls are in rolling contact with the inner wall of the corresponding first grooves (10), one side of the fixing plates (7) far away from the eccentric wheel (6) is welded with one end of a plurality of tension springs (11), and the other end of the tension spring (11) is welded with one side of the connecting block (9) near the eccentric wheel (6, one side welding of water tank (2) has backup pad (12), second recess (13) have been seted up to one side that water tank (2) were kept away from in backup pad (12), first connecting rod (14) that the slope set up are installed to second recess (13) internal rotation, and the one end that water tank (2) were kept away from in first connecting rod (14) extends to backup pad (12) outer and welding has shower nozzle (15), second connecting rod (16) that the slope set up are installed in the bottom rotation of first connecting rod (14), and the bottom of second connecting rod (16) is articulated mutually with the top of connecting block (9), the other end and shower nozzle (15) of hose (4) are fixed and are communicate.
2. The spraying device outside the coal mining machine is characterized in that the other side of the water tank (2) is fixed and communicated with an L-shaped water inlet pipe.
3. The spraying device outside the coal mining machine is characterized in that a first pin shaft is welded on one side of the first connecting rod (14), a first bearing is welded on the inner wall of one side of the second groove (13), and the inner ring of the first bearing is fixedly sleeved with the outer side of the first pin shaft.
4. The outer spraying device of the coal mining machine according to claim 1, characterized in that a fixed block is welded at the bottom of the first connecting rod (14), a second pin is welded at one side of the second connecting rod (16), a second bearing is welded at one side of the fixed block close to the second connecting rod (16), and an inner ring of the second bearing is fixedly sleeved with the outer side of the second pin.
5. The spraying device outside the coal mining machine according to claim 1, characterized in that the number of the tension springs (11) on the same fixing plate (7) is two to four, and the two to four tension springs (11) on the same fixing plate (7) are arranged at equal intervals on the side of the fixing plate (7) far away from the eccentric wheel (6).
6. The spraying device outside the coal mining machine according to claim 1, characterized in that one side of the eccentric wheel (6) is provided with a circular hole, and the side wall of the circular hole is fixedly connected with the outer side of the output shaft of the driving motor (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776771.8U CN210087316U (en) | 2019-05-16 | 2019-05-16 | External spraying device of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776771.8U CN210087316U (en) | 2019-05-16 | 2019-05-16 | External spraying device of coal mining machine |
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| Publication Number | Publication Date |
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| CN210087316U true CN210087316U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920776771.8U Active CN210087316U (en) | 2019-05-16 | 2019-05-16 | External spraying device of coal mining machine |
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| CN (1) | CN210087316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535808A (en) * | 2020-05-09 | 2020-08-14 | 界首市辉鸿环保科技有限公司 | Environment-friendly dust falling device for coal mining machine and working method thereof |
-
2019
- 2019-05-16 CN CN201920776771.8U patent/CN210087316U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535808A (en) * | 2020-05-09 | 2020-08-14 | 界首市辉鸿环保科技有限公司 | Environment-friendly dust falling device for coal mining machine and working method thereof |
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