CN211359158U - Coarse sand crushing production negative pressure system - Google Patents
Coarse sand crushing production negative pressure system Download PDFInfo
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- CN211359158U CN211359158U CN201922248126.1U CN201922248126U CN211359158U CN 211359158 U CN211359158 U CN 211359158U CN 201922248126 U CN201922248126 U CN 201922248126U CN 211359158 U CN211359158 U CN 211359158U
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- air pipe
- lower air
- sliding plate
- pipe
- negative pressure
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Abstract
The utility model relates to a coarse sand crushing production negative pressure system, which comprises an upper air pipe and a lower air pipe, wherein the upper air pipe is connected with an air source, the upper air pipe is communicated with the lower air pipe, and the lower air pipe is provided with a butt joint device; the butt joint device comprises an air outlet formed in the lower air pipe and two limiting seats fixedly arranged at the edge of the air outlet, wherein two ends of each limiting seat are fixed on the inner wall of the lower air pipe; a distance is arranged between the middle part of the limiting seat and the air outlet, and the two limiting seats are arranged correspondingly; the butt joint device also comprises a sliding plate which is in sliding fit in a gap between the two limiting seats and the air outlet; the butt joint device also comprises a connecting pipe fixedly arranged on the surface of the sliding plate facing the air outlet, and the inner ring of the connecting pipe penetrates through the sliding plate and is communicated with the interior of the lower air pipe; the sliding plate is connected with a driving device. The utility model discloses a setting up the interfacing apparatus that can finely tune, having the convenient effect that makes more accurate butt joint of connecting pipe and crushing equipment.
Description
Technical Field
The utility model belongs to the technical field of negative pressure system's technique and specifically relates to a broken production negative pressure system of coarse sand is related to.
Background
The production of fine sand by coarse sand crushing needs to pass through multiple crushing processes, each process needs to use crushing equipment to crush sand, and meanwhile, a negative pressure source is connected to convey the sand before and after crushing, and a plurality of crushing equipment usually provide negative pressure through one negative pressure source.
At present, patent document with publication number CN203582006U discloses a negative pressure feeding machine, which comprises a barrel body, a dust collecting barrel, a three-way pipe, a reverse airflow switch and a filter element, wherein the top surface of the barrel body is provided with an air outlet, the bottom surface of the barrel body is provided with a feed opening matched with the dust collecting barrel, an opening on the dust collecting barrel is butted with the feed opening, the top of the side wall of the barrel body is provided with an air suction port, the filter element is arranged in the barrel body and can cover the air outlet, a first interface of the three-way pipe is connected with the air outlet, a second interface is connected with a vacuum pumping device, and the reverse airflow switch is arranged on a third interface of the three-way pipe and can control the opening or closing of.
The negative pressure feeding machine has the following defects: when the negative pressure feeding machine is connected with coarse sand crushing equipment, the air outlet of the equipment cannot be aligned with the air inlet on the barrel body when the negative pressure feeding machine is connected with the crushing equipment because the position of the air inlet cannot be adjusted.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence among the above-mentioned prior art, the utility model aims at providing a broken production negative pressure system of coarse sand, its interfacing apparatus that can finely tune through setting up has the effect that conveniently makes more accurate carrying on the butt joint of connecting pipe and crushing equipment.
The above object of the present invention is achieved by the following technical solutions:
a coarse sand crushing production negative pressure system comprises an upper air pipe and a lower air pipe, wherein the upper air pipe is connected with an air source for generating negative pressure, the upper air pipe is communicated with the lower air pipe, and the lower air pipe is provided with a butt joint device for butt joint with crushing equipment; the butt joint device comprises a plurality of air outlets formed in the lower air pipe and two limiting seats fixedly arranged at the edges of the air outlets, the limiting seats are of U-shaped rod-shaped structures, and two ends of each limiting seat are fixedly arranged on the inner wall of the lower air pipe; a distance is arranged between the middle part of the limiting seat and the air outlet, and the two limiting seats are arranged correspondingly; the butt joint device further comprises a sliding plate, and the sliding plate is in sliding fit in a gap between the two limiting seats and the air outlet; the butt joint device also comprises a connecting pipe fixedly arranged on the surface of the sliding plate facing the air outlet, and the inner ring of the connecting pipe penetrates through the sliding plate and is communicated with the interior of the lower air pipe; the sliding plate is connected with a driving device which can drive the sliding plate to move.
Through adopting above-mentioned technical scheme, when the connecting pipe need dock with crushing equipment, if the position of the connecting pipe of needs adjustment is in order to aim at crushing equipment's gas outlet, then slide in spacing seat through drive arrangement drive sliding plate, the sliding plate removes the position that can change the connecting pipe promptly, realizes carrying out the function of finely tuning to the connecting pipe.
The utility model discloses a further set up to: the driving device comprises a connecting shaft which is rotatably supported in the lower air duct, and a gear is coaxially fixed on the connecting shaft; the driving device also comprises a rack fixed on the sliding plate, the rack is arranged along the sliding direction of the sliding plate, and the rack is meshed with the gear; and the lower air pipe is fixedly provided with an electric motor, the electric motor is connected with a speed reducer, and the output end of the speed reducer is coaxially fixed with the connecting shaft.
Through adopting above-mentioned technical scheme, when the position of needs change sliding plate, the starter motor, the motor drives the reduction gear and rotates, and the reduction gear drives the connecting axle and rotates and then drive gear revolve, because gear and rack intermeshing, then gear revolve will drive the rack and remove, and then drive the sliding plate and remove.
The utility model discloses a further set up to: the two gears are arranged on two sides of the air outlet respectively; the rack is provided with two, and two racks are respectively and mutually meshed with the two gears.
By adopting the technical scheme, the two gears are arranged on the connecting shaft, and the two racks corresponding to the gears are arranged on the sliding plate, so that the stress of the sliding plate is more balanced when the sliding plate moves, the probability that the sliding plate is misplaced and blocked is reduced, and the abrasion degree of the sliding plate is reduced.
The utility model discloses a further set up to: the sliding plate is provided with a rubber pad at a position corresponding to the inner wall of the lower air duct, and the rubber pad is attached to the inner wall of the lower air duct.
By adopting the technical scheme, the rubber pad is attached to the gap between the sliding plate and the inner wall of the lower air duct, so that the sealing performance of the connection pipe communicated with the interior of the lower air duct can be improved.
The utility model discloses a further set up to: the end of the connecting pipe is provided with a flange, and the flange is provided with a plurality of through holes.
Through adopting above-mentioned technical scheme, when the connecting pipe docks with crushing equipment, the through-hole can conveniently wear to establish fastener such as bolt to make things convenient for connecting pipe and equipment to carry out fixed butt joint.
The utility model discloses a further set up to: an air adjusting device is arranged between the upper air pipe and the lower air pipe and comprises a cloth sleeve fixed between the upper air pipe and the lower air pipe, and two ends of the cloth sleeve are respectively fixed at the edges of the upper air pipe and the lower air pipe; the cloth cover is wound with a pull rope, the pull rope is wound on the cloth cover for at least one circle, one end of the pull rope is fixed on the downwind pipe, and the other end of the pull rope is connected with a power device capable of pulling the pull rope.
Through adopting above-mentioned technical scheme, when the amount of wind is adjusted to needs, through power device pulling stay cord, because the stay cord winds on the cloth cover, then the stay cord coils the part on the cloth cover and can cramp the cloth cover, and then changes the inside open-ended size of cloth cover to change the amount of wind of negative pressure.
The utility model discloses a further set up to: the power device comprises a second motor fixed on the lower air pipe, an unwinding disc is coaxially fixed on an output shaft of the second motor, and the end part of the stay cord, which is not fixed on the lower air pipe, is fixed on the unwinding disc.
Through adopting above-mentioned technical scheme, when needs pulling stay cord, drive second motor, the second motor rotates and drives the reel rotation of unreeling to force the stay cord to unreeling to coil on the dish, and then can make the stay cord coil the part on the cloth cover cramp the cloth cover in order to change the amount of wind.
The utility model discloses a further set up to: and a ladder is fixedly arranged on the outer wall of the lower air pipe.
Through adopting above-mentioned technical scheme, the ladder can make things convenient for the staff to climb up along the ladder to tuber pipe down to conveniently reach the position of the equipment that needs overhaul, improved the convenience of overhauing.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the connecting pipe needs to be in butt joint with crushing equipment, if the position of the connecting pipe needs to be adjusted to align to an air outlet of the crushing equipment, the driving device drives the sliding plate to slide in the limiting seat, and the sliding plate moves to change the position of the connecting pipe, so that the function of fine adjustment of the connecting pipe is realized;
2. the sliding plate can be driven by starting the motor; the two gears and the two racks correspond to each other, so that the stress of the sliding plate is more balanced during movement; the rubber pad can increase the sealing performance of the communication between the connecting pipe and the interior of the lower air duct;
3. the through hole on the flange of the connecting pipe is convenient for the connecting pipe to be fixedly butted with equipment; when the air quantity needs to be adjusted, the second motor is started to drive the pull rope to change the air quantity in the lower air pipe; the ladder can make things convenient for the staff to overhaul equipment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the docking device;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;
fig. 4 is a schematic diagram of the overall structure of the present invention.
In the figure, 1, an upper air pipe; 2. a lower air duct; 3. a wind adjusting device; 31. cloth sheathing; 32. pulling a rope; 33. a power plant; 331. a second motor; 332. placing the reel; 4. a docking device; 41. an air outlet; 42. a limiting seat; 43. a sliding plate; 431. a baffle plate; 432. a rubber pad; 44. a connecting pipe; 441. a flange; 442. a through hole; 5. a drive device; 51. a connecting shaft; 52. a gear; 53. a rack; 54. an electric motor; 55. a speed reducer; 6. and (4) a ladder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, in order to disclose a negative pressure system for coarse sand crushing production of the present invention, the system comprises an upper air duct 1 and a lower air duct 2 with square cross sections, wherein the upper air duct 1 and the lower air duct 2 are connected with each other through an air adjusting device 3; the upper air pipe 1 is connected with an air source generating negative pressure, the lower air pipe 2 is provided with a plurality of butt joint devices 4 used for being in butt joint with crushing equipment, the butt joint devices 4 are arranged along the height direction of the lower air pipe 2, and the positions of the butt joint devices 4 can be finely adjusted along the height direction; during production, an air source provides negative pressure for the crushing equipment through the upper air pipe 1 and the lower air pipe 2 and the butt joint device 4.
Referring to fig. 2, the docking device 4 includes an air outlet 41 formed on a side surface of the lower air duct 2, and the air outlet 41 is in a strip shape; the docking device 4 further comprises two limiting seats 42 fixedly arranged at the upper edge and the lower edge of the air outlet 41 respectively, the limiting seats 42 are of U-shaped rod-shaped structures, and two ends of each limiting seat 42 are fixed on the inner wall of the lower air duct 2; a distance is arranged between the middle part of the limiting seat 42 and the air outlet 41, and the two limiting seats 42 correspond to each other along the length direction of the air outlet 41; the docking device 4 further comprises a sliding plate 43 which is in sliding fit in a gap between the two limiting seats 42 and the air outlet 41, the upper end and the lower end of the sliding plate 43 are respectively positioned above and below the two limiting seats 42, and baffles 431 are fixedly arranged at the upper end and the lower end of the sliding plate 43, and the baffles 431 can prevent the sliding plate 43 from falling out of the limiting seats 42 when sliding in the limiting seats 42; the sliding plate 43 is provided with a rubber pad 432 at a position corresponding to the inner wall of the downpipe 2, the rubber pad 432 is attached to the inner wall of the downpipe 2, and the rubber pad 432 can increase the sealing property of the connection pipe 44 communicating with the interior of the downpipe 2.
Referring to fig. 2, the docking unit 4 further includes a connection pipe 44 fixedly disposed on a surface of the sliding plate 43 facing the air outlet 41, an inner ring of the connection pipe 44 penetrates the sliding plate 43 and communicates with the inside of the downpipe 2; a flange 441 is arranged at the end of the connecting pipe 44, a plurality of through holes 442 are formed in the flange 441, and the through holes 442 in the flange 441 can facilitate the connection of the connecting pipe 44 with equipment; the slide plate 43 is connected to a driving device 5 capable of driving the slide plate 43 to move up and down, so that the position of the connection pipe 44 can be finely adjusted by the driving device 5.
Referring to fig. 2, the driving device 5 includes a connecting shaft 51 rotatably supported inside the lower air duct 2, two gears 52 are coaxially fixed on the connecting shaft 51, and the two gears 52 are respectively disposed at two sides of the air outlet 41; the driving device 5 further comprises two racks 53 fixed on the sliding plate 43, the two racks 53 respectively correspond to the two gears 52, the racks 53 are arranged along the length direction of the sliding plate 43, and the two racks 53 are respectively meshed with the two gears 52; the end part of the connecting shaft 51 penetrates through the lower air duct 2 and extends to the outside of the lower air duct 2; the outer wall of the lower air duct 2, through which the connecting shaft 51 penetrates out, is fixedly provided with a motor 54, the motor 54 is connected with a speed reducer 55, the speed reducer 55 adopts a worm gear speed reducer 55, and the output end of the worm gear speed reducer 55 is coaxially fixed with the connecting shaft 51; when the position of the connection pipe 44 needs to be finely adjusted, the vertical position of the connection pipe 44 can be changed by starting the motor 54.
Referring to fig. 3, the air adjusting device 3 includes a cylindrical cloth cover 31 fixed between the upper duct 1 and the lower duct 2, both ends of the cloth cover 31 are respectively fixed at the edges of the upper duct 1 and the lower duct 2, and the cloth cover 31 isolates the gap between the upper duct 1 and the lower duct 2 from the outside; the cloth cover 31 is wound with a pull rope 32, and the pull rope 32 is wound on the cloth cover 31 for at least one circle; one end of the pull rope 32 is fixed on the lower air pipe 2, and the other end is connected with a power device 33 capable of pulling the pull rope 32; when the air volume needs to be adjusted, the size of the inner opening of the cloth cover 31 can be changed by pulling the pull rope 32 through the power device 33, so that the negative pressure air volume is changed.
Referring to fig. 3, the power device 33 includes a second motor 331 fixed on the lower air duct 2, an unwinding disc 332 is coaxially fixed on an output shaft of the second motor 331, and an end of the pulling rope 32 not fixed on the lower air duct 2 is fixed on the unwinding disc 332; when the pulling rope 32 needs to be pulled, the second motor 331 is driven, the second motor 331 rotates to drive the unwinding disc 332 to rotate, so that the pulling rope 32 is forced to be wound on the unwinding disc 332, and the part of the pulling rope 32 wound on the cloth cover 31 can clamp the cloth cover 31 to change the air volume.
Referring to fig. 4, in order to facilitate the maintenance of the equipment by the worker, a ladder 6 is fixedly arranged on the outer wall of the lower air duct 2, and the worker can climb up the lower air duct 2 along the ladder 6, so as to reach the position of the equipment to be maintained, and the maintenance convenience is improved.
The utility model discloses an operating principle is, when connecting pipe 44 needs to dock with crushing apparatus, if the position of adjusting connecting pipe 44 is required, then starter motor 54, motor 54 drives reduction gear 55 and rotates, reduction gear 55 rotates and drives connecting axle 51 and rotate, connecting axle 51 rotates and drives gear 52 and rotate to drive rack 53 and remove, rack 53 removes and can drive sliding plate 43 and reciprocate, and then changes the upper and lower position of connecting pipe 44, realized carrying out the function of finely tuning connecting pipe 44.
The embodiment of the present invention is a preferred embodiment of the present invention, which is not limited in this way to the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A coarse sand crushing production negative pressure system comprises an upper air pipe (1) and a lower air pipe (2), wherein the upper air pipe (1) is connected with an air source for generating negative pressure, the upper air pipe (1) is communicated with the lower air pipe (2), and the lower air pipe (2) is provided with a butt joint device (4) for butt joint with crushing equipment; the method is characterized in that: the butt joint device (4) comprises a plurality of air outlets (41) arranged on the lower air pipe (2) and two limiting seats (42) fixedly arranged at the edges of the air outlets (41), the limiting seats (42) are of U-shaped rod-shaped structures, and two ends of each limiting seat (42) are fixed on the inner wall of the lower air pipe (2); a distance is arranged between the middle part of the limiting seat (42) and the air outlet (41), and the two limiting seats (42) are arranged correspondingly; the butt joint device (4) further comprises a sliding plate (43), and the sliding plate (43) is in sliding fit in a gap between the two limiting seats (42) and the air outlet (41); the butt joint device (4) further comprises a connecting pipe (44) fixedly arranged on the surface of the sliding plate (43) facing the air outlet (41), and the inner ring of the connecting pipe (44) penetrates through the sliding plate (43) and is communicated with the interior of the lower air pipe (2); the sliding plate (43) is connected with a driving device (5) which can drive the sliding plate (43) to move.
2. The grit crushing production negative pressure system of claim 1, wherein: the driving device (5) comprises a connecting shaft (51) rotatably supported in the lower air pipe (2), and a gear (52) is coaxially fixed on the connecting shaft (51); the driving device (5) further comprises a rack (53) fixed on the sliding plate (43), the rack (53) is arranged along the sliding direction of the sliding plate (43), and the rack (53) is meshed with the gear (52); the lower air pipe (2) is fixedly provided with an electric motor (54), the electric motor (54) is connected with a speed reducer (55), and the output end of the speed reducer (55) is coaxially fixed with the connecting shaft (51).
3. The grit crushing production negative pressure system of claim 2, wherein: the number of the gears (52) is two, and the two gears (52) are respectively arranged on two sides of the air outlet (41); the number of the racks (53) is two, and the two racks (53) are meshed with the two gears (52) respectively.
4. The grit crushing production negative pressure system of claim 1, wherein: the sliding plate (43) is provided with a rubber pad (432) at the position corresponding to the inner wall of the lower air pipe (2), and the rubber pad (432) is attached to the inner wall of the lower air pipe (2).
5. The grit crushing production negative pressure system of claim 1, wherein: the end part of the connecting pipe (44) is provided with a flange (441), and the flange (441) is provided with a plurality of through holes (442).
6. The grit crushing production negative pressure system of claim 1, wherein: an air adjusting device (3) is arranged between the upper air pipe (1) and the lower air pipe (2), the air adjusting device (3) comprises a cloth sleeve (31) fixed between the upper air pipe (1) and the lower air pipe (2), and two ends of the cloth sleeve (31) are respectively fixed at the edges of the upper air pipe (1) and the lower air pipe (2); the pull rope (32) is wound on the cloth cover (31), the pull rope (32) is wound on the cloth cover (31) for at least one circle, one end of the pull rope (32) is fixed on the downwind pipe (2), and the other end of the pull rope (32) is connected with a power device (33) capable of pulling the pull rope (32).
7. The grit crushing production negative pressure system of claim 6, wherein: the power device (33) comprises a second motor (331) fixed on the lower air pipe (2), a reel releasing disc (332) is coaxially fixed on an output shaft of the second motor (331), and the end part of the pull rope (32) which is not fixed on the lower air pipe (2) is fixed on the reel releasing disc (332).
8. The grit crushing production negative pressure system of claim 1, wherein: a ladder (6) is fixedly arranged on the outer wall of the lower air pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922248126.1U CN211359158U (en) | 2019-12-14 | 2019-12-14 | Coarse sand crushing production negative pressure system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922248126.1U CN211359158U (en) | 2019-12-14 | 2019-12-14 | Coarse sand crushing production negative pressure system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211359158U true CN211359158U (en) | 2020-08-28 |
Family
ID=72163123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922248126.1U Expired - Fee Related CN211359158U (en) | 2019-12-14 | 2019-12-14 | Coarse sand crushing production negative pressure system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211359158U (en) |
-
2019
- 2019-12-14 CN CN201922248126.1U patent/CN211359158U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 Termination date: 20211214 |