CN109488810B - Fixing device based on coal conveying system coal breakage pipe of power plant - Google Patents

Fixing device based on coal conveying system coal breakage pipe of power plant Download PDF

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Publication number
CN109488810B
CN109488810B CN201811565264.6A CN201811565264A CN109488810B CN 109488810 B CN109488810 B CN 109488810B CN 201811565264 A CN201811565264 A CN 201811565264A CN 109488810 B CN109488810 B CN 109488810B
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China
Prior art keywords
coal
bearing
pipe
shaped clamping
fixedly connected
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CN201811565264.6A
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CN109488810A (en
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唐璟
段艳芳
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Northwest Electric Power Design Institute of China Power Engineering Consulting Group
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Northwest Electric Power Design Institute of China Power Engineering Consulting Group
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/10Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00Protection of pipes or objects of similar shape against external or internal damage or wear

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supports For Pipes And Cables (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention discloses a fixing device based on a coal dropping pipe of a coal conveying system of a power plant, which comprises a fixing block, wherein a clamping groove is formed in the bottom of the fixing block, two U-shaped clamping blocks and two adjusting mechanisms for adjusting the relative positions of the U-shaped clamping blocks are arranged in the clamping groove, the two U-shaped clamping blocks are oppositely arranged and used for fixing the coal dropping pipe, and the two U-shaped clamping blocks are connected with two sides of the fixing block through the adjusting mechanisms; the fixed block is provided with a transmission mechanism for driving the adjusting mechanism to move and an operating mechanism for controlling the transmission mechanism to move, the two transmission mechanisms are respectively arranged on two sides of the fixed block, the two transmission mechanisms are connected with two ends of the operating mechanism, and one transmission mechanism is connected with the corresponding adjusting mechanism. The invention has reasonable design structure, can effectively realize the fixation of the U-shaped clamping block on the coal dropping pipe, ensures that the fixed block can realize the protection of the coal dropping pipe, avoids the friction between the coal dropping pipe and a contact surface, and prolongs the service life of the coal dropping pipe.

Description

Fixing device based on coal conveying system coal breakage pipe of power plant
Technical Field
The invention relates to the technical field of coal pipes, in particular to a fixing device for a coal pipe based on a power plant coal conveying system.
Background
The electric discovery and application greatly save the manual labor and mental labor of human beings, the strength of the human beings is increased by wings, the information feeler of the human beings is extended continuously, the electric discovery can be said to be the revolution of the history of the human beings, the kinetic energy generated by the electric discovery is continuously released every day, the electric demand of the human beings is exaggerated, the effect of the electric energy is not inferior to the oxygen in the human world, if no electric energy exists, the civilization of the human beings can be explored in the dark, and the power plant refers to a power plant which converts the original energy in a certain form into electric energy for fixing facilities or transporting the electric energy, such as a thermal power plant, a hydraulic power plant, a steam power plant, a diesel power plant or a nuclear power plant and the like.
In the prior art, in the process of transporting coal, a coal conveying system of a thermal power plant utilizes a coal dropping pipe to convey coal blocks, the coal dropping pipe is not fixed in size, the coal dropping pipe is impacted with the inner wall of a pipeline in the process of conveying coal, the coal dropping pipe is caused to shake, friction is generated between the coal dropping pipe and a contact surface, the coal dropping pipe is damaged, normal operation of the coal conveying system is not facilitated, a fixing device is required to be matched with the coal dropping pipe, and the service life of the coal dropping pipe is prolonged.
Disclosure of Invention
The invention aims to make up the defects of the prior art and provides a fixing device based on a coal dropping pipe of a coal conveying system of a power plant.
The invention adopts the following technical scheme to achieve the aim of the invention:
the fixing device based on the coal dropping pipe of the power plant coal conveying system comprises a fixing block, wherein a clamping groove is formed in the bottom of the fixing block, two U-shaped clamping blocks and two adjusting mechanisms for adjusting the relative positions of the U-shaped clamping blocks are arranged in the clamping groove, the two U-shaped clamping blocks are oppositely arranged and used for fixing the coal dropping pipe, and the two U-shaped clamping blocks are connected with two sides of the fixing block through the adjusting mechanisms; the fixed block is provided with a transmission mechanism for driving the adjusting mechanism to move and an operating mechanism for controlling the transmission mechanism to move, the two transmission mechanisms are respectively arranged on two sides of the fixed block, the two transmission mechanisms are connected with two ends of the operating mechanism, and one transmission mechanism is connected with the corresponding adjusting mechanism.
As a further improvement of the present invention, the adjusting mechanism includes a fixed plate, a moving plate, and a threaded rod;
the two fixing plates are symmetrically arranged in the clamping groove, the top of each fixing plate is fixedly connected with the inner top wall of the clamping groove, at least two through pipes are fixedly embedded in each fixing plate, a connecting rod is arranged in each through pipe, one end of each connecting rod is fixedly connected with the outer surface of the U-shaped clamping block, and the other end of each connecting rod is fixedly connected with the outer surface of the moving plate;
the inner side wall of the clamping groove is fixedly embedded with a symmetrical first bearing, and the inner ring of the first bearing is fixedly connected with a threaded rod;
the inner part of the movable plate is fixedly embedded with a threaded pipe, one end of the threaded rod, which is close to the fixed plate, penetrates through the threaded pipe and extends to the outside of the threaded pipe, the outer surface of the threaded rod is in threaded connection with the inner wall of the threaded pipe, one side surface of the fixed plate, which is close to the movable plate, is fixedly embedded with a second bearing, and the threaded rod is fixedly connected with the inner ring of the second bearing;
the threaded rod rotates to drive the moving plate to move relative to the fixed plate, and then drives the U-shaped clamping block to move.
As a further improvement of the present invention, the plurality of connecting rods are symmetrically arranged centering on the threaded rod.
As a further development of the invention, the transmission mechanism comprises a toothed chain, and the operating mechanism comprises a bearing rod;
the two sides of the fixed block are respectively provided with a first gear which is connected with the bearing rod,
the two ends of the bearing rod are respectively provided with a second gear, and the first gears are connected with the second gears through toothed chains in a transmission way.
As a further improvement of the invention, the upper surface of the fixed block is fixedly connected with a symmetrical positioning plate, a third bearing is fixedly embedded in the positioning plate, and the inner ring of the third bearing is connected with a bearing rod.
As a further improvement of the invention, the outer surface of the bearing rod is provided with a rubber pad, and the outer surface of the rubber pad is fixedly connected with protruding particles.
As a further development of the invention, the second gear is located directly above the first gear, and the bearing rod is parallel to the threaded rod.
As a further improvement of the invention, the U-shaped clamping block is provided with a soft pad, and the outer surface of the soft pad is provided with anti-skid patterns.
As a further improvement of the invention, the bottom of the fixed block is fixedly connected with symmetrical support columns, and the bottom of the support column is fixedly connected with a balancing weight.
As a further improvement of the invention, the shape of the U-shaped clamping block is matched with that of the coal dropping pipe.
Compared with the prior art, the invention has the following beneficial effects:
the invention discloses a fixing device based on a coal dropping pipe of a power plant coal conveying system, which comprises a fixing block, wherein a clamping groove is formed in the bottom of the fixing block, the coal dropping pipe is arranged in the clamping groove, an operating mechanism drives an adjusting mechanism to move through a transmission mechanism, and the position of a U-shaped clamping block is adjusted to fix the coal dropping pipe. The invention has reasonable design structure, can effectively realize the fixation of the U-shaped clamping block on the coal dropping pipe, ensures that the fixed block can realize the protection of the coal dropping pipe, avoids the friction between the coal dropping pipe and a contact surface, and prolongs the service life of the coal dropping pipe.
Further, the soft pad is fixedly connected with the outer surface of the U-shaped clamping block, the anti-skid patterns are formed on the outer surface of the soft pad, so that the protection of the coal dropping pipe can be effectively increased, meanwhile, the stability of the coal dropping pipe is improved, the rubber pad is fixedly connected with the outer surface of the bearing rod, the raised particles are fixedly connected with the outer surface of the rubber pad, the protection of an opponent can be effectively increased, the damage to the opponent caused by rotating the bearing rod is reduced, and meanwhile, the friction between the hand and the bearing rod is increased.
Furthermore, the invention can effectively realize the rotation of the threaded rod through the matching arrangement among the bearing rod, the third bearing, the first gear, the second gear, the first bearing, the second bearing and the toothed chain, and can effectively realize the fixation of the U-shaped clamping block to the coal dropping pipe through the matching arrangement among the threaded pipe, the threaded rod, the through pipe, the moving plate and the connecting rod, so that the fixing block can realize the protection of the coal dropping pipe, the friction between the coal dropping pipe and the contact surface is avoided, and the service life of the coal dropping pipe is prolonged.
Drawings
FIG. 1 is a cross-sectional view of a mounting block of the present invention;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;
fig. 3 is an enlarged schematic view of the structure B in fig. 1 according to the present invention.
The reference numbers in the drawings: 1. the device comprises a fixed block, a clamping groove, a coal dropping pipe, a supporting column, a positioning plate 5, a rubber gasket 6, a first bearing, a first gear 8, a toothed chain 9, a U-shaped clamping block 10, a soft pad 11, a fixed plate 12, a through pipe 13, a moving plate 14, a connecting rod 15, a threaded pipe 16, a threaded rod 17, a threaded rod 18, a second bearing 19, a third bearing 20, a bearing rod 21, a second gear and a balancing weight 22.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, the fixing device based on the coal dropping pipe of the power plant coal conveying system comprises a fixing block 1, wherein a clamping groove 2 is formed in the bottom of the fixing block 1, two U-shaped clamping blocks 10 and two adjusting mechanisms for adjusting the relative positions of the U-shaped clamping blocks 10 are arranged in the clamping groove 2, the two U-shaped clamping blocks 10 are oppositely arranged and used for fixing the coal dropping pipe 3, and the two U-shaped clamping blocks 10 are connected with two sides of the fixing block 1 through the adjusting mechanisms; the fixed block 1 is provided with a transmission mechanism for driving the adjusting mechanism to move and an operating mechanism for controlling the transmission mechanism to move, the two transmission mechanisms are respectively arranged on two sides of the fixed block 1, the two transmission mechanisms are connected with two ends of the operating mechanism, and one transmission mechanism is connected with the corresponding adjusting mechanism.
The adjusting mechanism comprises a fixed plate 12, a movable plate 14 and a threaded rod 17; the threaded rod 17 rotates to drive the moving plate 14 to move relative to the fixed plate 12, so as to drive the U-shaped clamping block 10 to move. The transmission mechanism comprises a toothed chain 9, and the operating mechanism comprises a bearing rod 20; the two ends of the bearing rod 20 are connected with the end of the threaded rod 17 through the toothed chain 9.
Preferably, the adjusting mechanism of the present invention may also be selected from other forms, such as a gear mechanism, a rack mechanism, etc., and the transmission mechanism may also be selected from a belt mechanism, etc.
Examples
As shown in FIG. 1, the fixing device based on the coal dropping pipe of the power plant coal conveying system comprises a fixing block 1, wherein the bottom of the fixing block 1 is fixedly connected with a symmetrical supporting column 4, and the bottom of the supporting column 4 is fixedly connected with a balancing weight 22, so that the support to the fixing block 1 can be effectively increased, and meanwhile, the stability of the fixing block 1 is increased.
As shown in fig. 2, the clamping groove 2 is formed in the bottom of the fixed block 1, the coal dropping pipe 3 is arranged in the clamping groove 2, the symmetrical fixed plate 12 is arranged in the clamping groove 2, the top of the fixed plate 12 is fixedly connected with the inner top wall of the clamping groove 2, the symmetrical first bearing 7 is fixedly inlaid on the inner side wall of the clamping groove 2, the threaded rod 17 is fixedly connected with the inner ring of the first bearing 7, the symmetrical movable plate 14 is arranged in the clamping groove 2, the threaded pipe 16 is fixedly inlaid in the movable plate 14, one end of the threaded rod 17, which is close to the fixed plate 12, penetrates through the threaded pipe 16 and extends to the outside of the threaded pipe 16, the outer surface of the threaded rod 17 is in threaded connection with the inner wall of the threaded pipe 16, the second bearing 18 is fixedly inlaid on one side surface of the fixed plate 12, and one end of the threaded rod 17, which is close to the fixed plate 12, is fixedly connected with the inner ring of the second bearing 18.
The inside of draw-in groove 2 is equipped with U type fixture block 10, the surface fixed connection of U type fixture block 10 has soft pad 11, and the anti-skidding line has been seted up to the surface of soft pad 11, can effectually increase the protection to coal pipe 3, improve the stability of coal pipe 3 simultaneously, U type fixture block 10 and coal pipe 3 assorted, and movable plate 14 is parallel with fixed plate 12, can effectually increase the fixed effect to coal pipe 3, increase the stability of U type fixture block 10 simultaneously, the inside fixed of fixed plate 13 is inlayed there is symmetrical siphunculus 13, the inside cover of siphunculus 13 is equipped with connecting rod 15, the one end that connecting rod 15 is close to U type fixture block 10 and the surface fixed connection of U type fixture block 10, the one end that connecting rod 15 kept away from U type fixture block 10 and the surface fixed connection of movable plate 14.
As shown in fig. 3, the outside of fixed block 1 is equipped with symmetrical first gear 8, the inner wall of first gear 8 and the surface mounting of bearing bar 17 are connected, the last surface mounting of fixed block 1 has symmetrical locating plate 5, the inside fixed third bearing 19 that inlays of locating plate 5, the inner circle fixedly connected with bearing bar 20 of third bearing 19, the surface mounting of bearing bar 20 is connected with rubber pad 6, and the surface mounting of rubber pad 6 is connected with protruding granule, can effectually increase the protection of opponent, reduce the injury that rotation bearing bar 20 caused to the opponent.
Simultaneously increased the friction between hand and the bearing rod 20, the top of first gear 8 is equipped with second gear 21, and first gear 8 passes through toothed chain 9 and is connected with second gear 21 transmission, and the surface of bearing rod 20 and the inner circle fixed connection of second gear 21, second gear 21 are located directly over first gear 8, and bearing rod 20 is parallel with threaded rod 17, can effectually avoid toothed chain 9 to take place the slippage phenomenon, increases the stability of device simultaneously.
Further, the outer surface of the U-shaped clamping block is fixedly connected with a soft pad, and anti-skidding patterns are formed on the outer surface of the soft pad. Through adopting above-mentioned technical scheme, make a fixing device based on coal conveying system coal breakage pipe of power plant can effectual increase to the protection of coal breakage pipe, improve the stability of coal breakage pipe simultaneously.
Further, the outer surface fixedly connected with rubber pad of bearing rod, and the outer surface fixedly connected with protruding granule of rubber pad. Through adopting above-mentioned technical scheme, make a fixing device based on coal conveying system coal breakage pipe of power plant can effectually increase the protection of opponent, reduce the injury that the rotation bearing pole opponent caused, increased simultaneously the friction between hand and the bearing pole.
Further, the bottom fixedly connected with symmetrical support column of fixed block, and the bottom fixedly connected with balancing weight of support column. Through adopting above-mentioned technical scheme, make a fixing device based on coal conveying system coal breakage pipe of power plant can effectually increase the support to the fixed block, increased the stability of fixed block simultaneously.
Further, the U-shaped clamping block is matched with the coal dropping pipe, and the movable plate is parallel to the fixed plate. Through adopting above-mentioned technical scheme, make a fixing device based on coal conveying system coal breakage pipe of power plant can effectually increase to coal breakage pipe fixed effect, increase the stability of U type fixture block simultaneously.
Further, the second gear is located right above the first gear, and the bearing rod is parallel to the threaded rod. Through adopting above-mentioned technical scheme, make a fixing device based on coal conveying system coal breakage pipe of power plant can effectually avoid the toothed chain to take place the slippage phenomenon, increase the stability of device simultaneously.
The working principle of the invention is as follows: the bearing rod 20 is rotated, under the cooperation setting of third bearing 19, first bearing 7 and second bearing 18, first gear 8 utilizes toothed chain 9 and second gear 21 transmission to be connected, can effectually realize the rotation of threaded rod 17, under the cooperation setting of siphunculus 13, movable plate 14 and connecting rod 15, utilize screwed pipe 16 and threaded rod 17 threaded connection, can effectually realize U type fixture block 10 to the fixed of coal breakage pipe 3, make fixed block 1 realize the protection to coal breakage pipe 3, avoid coal breakage pipe 3 to produce friction with the contact surface, prolong its life.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments, which are merely illustrative, instructive, and not restrictive. Those skilled in the art, having the benefit of this disclosure, may make numerous forms of the invention without departing from the scope of the invention as defined by the appended claims.

Claims (6)

1. Fixing device based on coal conveying system coal breakage pipe of power plant, its characterized in that: the coal dropping device comprises a fixed block (1), wherein a clamping groove (2) is formed in the bottom of the fixed block (1), two U-shaped clamping blocks (10) and two adjusting mechanisms for adjusting the relative positions of the U-shaped clamping blocks (10) are arranged in the clamping groove (2), the two U-shaped clamping blocks (10) are oppositely arranged and used for fixing a coal dropping pipe (3), and the two U-shaped clamping blocks (10) are connected with two sides of the fixed block (1) through the adjusting mechanisms; the fixed block (1) is provided with a transmission mechanism for driving the adjusting mechanism to move and an operating mechanism for controlling the transmission mechanism to move, the two transmission mechanisms are respectively arranged at two sides of the fixed block (1), the two transmission mechanisms are connected with two ends of the operating mechanism, and one transmission mechanism is connected with the corresponding adjusting mechanism;
the adjusting mechanism comprises a fixed plate (12), a movable plate (14) and a threaded rod (17);
the two fixing plates (12) are symmetrically arranged in the clamping groove (2), the top of each fixing plate (12) is fixedly connected with the inner top wall of the clamping groove (2), at least two through pipes (13) are fixedly embedded in each fixing plate (12), a connecting rod (15) is arranged in each through pipe (13), one end of each connecting rod (15) is fixedly connected with the outer surface of the U-shaped clamping block (10), and the other end of each connecting rod is fixedly connected with the outer surface of the moving plate (14);
the inner side wall of the clamping groove (2) is fixedly embedded with a symmetrical first bearing (7), and the inner ring of the first bearing (7) is fixedly connected with a threaded rod (17);
a threaded pipe (16) is fixedly embedded in the movable plate (14), one end of a threaded rod (17) close to the fixed plate (12) penetrates through the threaded pipe (16) and extends to the outside of the threaded pipe (16), the outer surface of the threaded rod (17) is in threaded connection with the inner wall of the threaded pipe (16), a second bearing (18) is fixedly embedded on one side surface of the fixed plate (12) close to the movable plate (14), and the threaded rod (17) is fixedly connected with the inner ring of the second bearing (18);
the threaded rod (17) rotates to drive the moving plate (14) to move relative to the fixed plate (12), so as to drive the U-shaped clamping block (10) to move;
the transmission mechanism comprises a toothed chain (9), and the operating mechanism comprises a bearing rod (20);
the two sides of the fixed block (1) are provided with first gears (8), the first gears (8) are connected with a bearing rod (20),
two ends of the bearing rod (20) are respectively provided with a second gear (21), and the first gear (8) and the second gear (21) are in transmission connection through a toothed chain (9);
the upper surface of the fixed block (1) is fixedly connected with a symmetrical positioning plate (5), a third bearing (19) is fixedly embedded in the positioning plate (5), and the inner ring of the third bearing (19) is connected with a bearing rod (20);
the bottom of fixed block (1) fixedly connected with support column (4) of symmetry, and the bottom fixedly connected with balancing weight (22) of support column (4).
2. The fixing device based on a coal dropping pipe of a coal conveying system of a power plant according to claim 1, wherein: the plurality of connecting rods (15) are symmetrically arranged with the threaded rod (17) as a center.
3. The fixing device based on a coal dropping pipe of a coal conveying system of a power plant according to claim 1, wherein: the outer surface of the bearing rod (20) is provided with a rubber pad (6), and the outer surface of the rubber pad (6) is fixedly connected with protruding particles.
4. The fixing device based on a coal dropping pipe of a coal conveying system of a power plant according to claim 1, wherein: the second gear (21) is located right above the first gear (8), and the bearing rod (20) is parallel to the threaded rod (17).
5. The fixing device based on a coal dropping pipe of a coal conveying system of a power plant according to claim 1, wherein: the U-shaped clamping block (10) is provided with a soft pad (11), and the outer surface of the soft pad (11) is provided with anti-skid patterns.
6. The fixing device based on a coal dropping pipe of a coal conveying system of a power plant according to claim 1, wherein: the shape of the U-shaped clamping block (10) is matched with that of the coal dropping pipe (3).
CN201811565264.6A 2018-12-20 2018-12-20 Fixing device based on coal conveying system coal breakage pipe of power plant Active CN109488810B (en)

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CN107185798A (en) * 2017-06-27 2017-09-22 甘肃天碁新型建材有限公司 A kind of flyash drum screen
CN207580551U (en) * 2017-12-20 2018-07-06 陈宪科 A kind of anti-blocking coal spout of thermoelectricity station-service
CN108636501A (en) * 2018-06-13 2018-10-12 麻江县睿林蓝莓有限公司 A kind of blueberry processing breaker
CN209370606U (en) * 2018-12-20 2019-09-10 中国电力工程顾问集团西北电力设计院有限公司 A kind of fixation device based on Coal Transportation System coal spout

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