CN218464666U - Concrete mixing plant band conveyer - Google Patents

Abstract

The application relates to the field of belt conveyors, in particular to a concrete mixing plant belt conveyor which comprises a support, wherein a driving roller is rotatably arranged on the support, a belt is wound on the driving roller, the support comprises a fixed frame and a sliding frame which is slidably arranged on the fixed frame, the driving roller is rotatably arranged on the fixed frame, a driven roller is rotatably arranged on the sliding frame, and the concrete mixing plant belt conveyor also comprises a first driving piece for driving the sliding frame to slide; when the belt conveyor needs to be moved, the sliding frame slides towards the fixed frame through the first motor, so that the whole length of the belt conveyor is shortened, the occupied space is reduced, and the belt conveyor can be conveniently moved.

Description

Concrete mixing plant band conveyer

Technical Field

The application relates to the field of belt conveyors, in particular to a belt conveyor of a concrete mixing plant.

Background

The concrete mixing plant is a combined device for intensively mixing concrete, and is also called a concrete precast yard. Because of its high degree of mechanization and automation, the production rate is also high, and the ingredients of the existing concrete mixing plant are transferred to the mixing plant by means of conveying equipment.

At present, a common conveying device of a concrete mixing plant is a belt conveyor, the belt conveyor comprises a support, a driving roller, a driven roller, a conveying belt and a driving motor, ingredients fall onto the conveying belt, and the ingredients are conveyed to a feeding hole of the mixing plant by the conveying belt.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: because the concrete mixing plant has a certain height, a belt conveyor is needed to convey materials from bottom to top into a feeding material of the mixing device; in order to ensure that materials can be conveyed smoothly, the conveying direction of a conveying belt in the belt conveyor cannot be too steep, so that the materials need to be conveyed for a long distance, the length of the conveying belt is long, the length of a frame body corresponding to a bearing belt also needs to be lengthened, and the whole occupied space of the belt conveyor is large, so that the belt conveyor is inconvenient to move.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the movement of the belt conveyor, the application provides the belt conveyor of the concrete mixing plant.

The application provides a concrete mixing plant band conveyer adopts following technical scheme:

the utility model provides a concrete mixing plant band conveyer, includes the support, it is provided with drive roll and driven voller to rotate on the support, around being equipped with the belt on drive roll and the driven voller, the support includes the mount and slides and sets up carriage on the mount, the drive roll rotates and sets up on the mount, the driven voller rotates and sets up on the carriage, the slip direction of carriage is on a parallel with the direction of transmission of belt, concrete mixing plant band conveyer still including being used for ordering about the gliding first driving piece of carriage.

By adopting the technical scheme, when the belt conveyor needs to be moved integrally, the sliding frame is driven to slide by the first driving piece, the sliding frame drives the driven roller to slide, and the sliding frame slides towards the fixed frame, so that the integral length of the belt conveyor is shortened, the space occupied by the belt conveyor is reduced, and the belt conveyor is convenient to move integrally; and after the sliding frame is moved to the required position, the sliding frame is slid again, so that the sliding frame is restored to the initial position, and the belt conveyor can convey materials normally.

Preferably, the first driving part comprises a first motor fixedly arranged on the sliding frame, a first lead screw is arranged on an output shaft of the first motor, the length direction of the first lead screw is parallel to the transmission direction of the belt, a fixed block is fixedly arranged on the fixed frame, and the fixed block is in threaded connection with the first lead screw.

Through adopting above-mentioned technical scheme, start first motor, first motor drives first lead screw and rotates, because first lead screw and fixed block threaded connection make first lead screw slide on the fixed block, and then drive the carriage and slide towards the mount, easy operation is convenient.

Preferably, it is provided with the tensioning roller to slide on the mount, the slip direction of tensioning roller is on a parallel with the slip direction of carriage, the tensioning roller is located the drive roll with outside the driven voller place plane, the belt is around establishing on the tensioning roller, concrete mixing plant band conveyer is still including being used for ordering about the gliding second driving piece of tensioning roller.

By adopting the technical scheme, in the normal use of the belt conveyor, the tensioning roller slides through the second driving piece, and the tensioning roller slides to stretch or relax the belt, so that the tensioning degree of the belt conveyor is adjusted, and the possibility of the belt conveyor slipping is reduced; when the belt conveyor is moved, the sliding frame enables the belt to be loose, the tensioning roller slides, the tensioning roller enables the belt to keep a certain tensioning degree, and the possibility that the belt falls off is reduced.

Preferably, the second driving piece is in including fixed setting second motor on the mount, be provided with the second lead screw on the second motor output shaft, the length direction of second lead screw is on a parallel with the transmission direction of belt, threaded connection has the slider on the second lead screw, slider slidable mounting is in on the mount, the tensioning roller rotates the setting and is in on the slider.

Through adopting above-mentioned technical scheme, start the second motor, the second motor drives the second lead screw and rotates, and the second lead screw drives the slider and slides, and then drives the tensioning roller and slide, and the tensioning roller is taut or lax to the belt.

Preferably, the mount is provided with and is used for accepting the fixed board of accepting of belt, it is used for accepting to slide on the carriage the slip of belt is accepted the board, the slip direction perpendicular to of accepting the board slide direction of carriage, fixed accept the board with the slip is accepted the tip that the board is close to each other and is inclined plane setting and mutual butt, and concrete mixing plant band conveyer still includes the elastic component, the elastic component is used for making the slip accept the board with the fixed inclined plane of accepting the board tip keeps the butt.

By adopting the technical scheme, when the belt conveyor is normally used, the belt is supported on the fixed supporting plate and the sliding supporting plate, so that the stability of belt conveying is improved; when carrying band conveyer, the carriage drives to slide and accepts the synchronous slip of board, and simultaneously, the fixed board of accepting orders about to slide and accepts the board perpendicular to carriage and slide to reduce to slide and accept the board and to the gliding influence of carriage.

Preferably, the elastic part comprises a spring, one end of the spring is arranged on the sliding frame, the other end of the spring is arranged on the sliding bearing plate, a telescopic rod is further arranged on the sliding bearing plate, the spring is sleeved on the telescopic rod, one end of the telescopic rod is arranged on the sliding frame, and the other end of the telescopic rod is arranged on the sliding bearing plate.

By adopting the technical scheme, when the sliding bearing plate slides perpendicular to the sliding bearing plate, the spring is compressed, the telescopic rod is shortened, the telescopic rod plays a role in guiding the expansion of the spring, and the expansion stability of the spring is improved; when the belt conveyor is in a normal working state, the spring enables the sliding bearing plate to bear the belt, and the operation is simple and convenient.

Preferably, a guide post is arranged on the sliding frame, and the sliding bearing plate is sleeved on the guide post.

Through adopting above-mentioned technical scheme, the guide pillar has the guide effect to the slip of the board is accepted in the slip, has improved the slip and has accepted the gliding stability of board.

Preferably, the fixing frame is provided with a balancing weight.

Through adopting above-mentioned technical scheme, the balancing weight increases the weight of mount, has reduced because the overweight possibility that leads to band conveyer upset of material, has improved band conveyer's stability.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the belt conveyor needs to be moved, the sliding frame slides towards the fixed frame through the first motor, so that the whole length of the belt conveyor is shortened, the occupied space is reduced, and the belt conveyor is convenient to move.

Drawings

FIG. 1 is a schematic view of the overall structure of a belt conveyor of a concrete mixing plant.

Fig. 2 is a cross-sectional view of a concrete batching plant belt conveyor.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of the reference numerals: 1. a support; 11. a fixed mount; 12. a carriage; 2. a drive roll; 3. a transmission motor; 4. a driven roller; 5. a belt; 6. a self-locking wheel; 7. a sliding sleeve; 8. a slide bar; 9. a counterweight block; 10. a first motor; 13. mounting a plate; 14. a first lead screw; 15. a fixed block; 16. an adjusting box; 17. a guide roller; 18. a tension roller; 19. a second motor; 20. a second lead screw; 21. a chute; 22. a slider; 23. fixing the bearing plate; 24. a sliding bearing plate; 25. a support plate; 26. a guide post; 27. a spring; 28. a telescopic rod; 29. and a carrying roller.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses concrete mixing plant band conveyer. Referring to fig. 1, the belt conveyor of the concrete mixing plant comprises a support 1, a driving roller 2 and a driven roller 4 are rotatably arranged on the support 1, a transmission motor 3 for driving the driving roller 2 to rotate is fixedly arranged on the side wall of the support 1, the driving roller 2 is arranged on an output shaft of the transmission motor 3, the rotation axis of the driven roller 4 is parallel to the rotation axis of the driving roller 2, and a belt 5 for transmission is wound on the driving roller 2 and the driven roller 4;

referring to fig. 2 and 3, the support 1 includes a fixing frame 11 placed on the ground and a sliding frame 12 slidably disposed on the fixing frame 11, the sliding direction of the sliding frame 12 is parallel to the transmission direction of the belt 5, a self-locking wheel 6 for moving is fixedly disposed at the bottom of the fixing frame 11, a sliding sleeve 7 is fixedly disposed on the fixing frame 11, a sliding rod 8 is fixedly disposed on the sliding frame 12, the sliding rod 8 is slidably disposed in the sliding sleeve 7, the driving roller 2 and the transmission motor 3 are both disposed on the fixing frame 11, and the driven roller 4 is disposed on the sliding frame 12.

When a concrete mixing station belt conveyor is used for conveying concrete raw materials, the raw materials are placed on a belt 5, a conveying motor 3 is started, the conveying motor 3 drives a driving roller 2 to rotate, the driving roller 2 drives the belt 5 to rotate, the belt 5 drives a driven roller 4 to rotate, and the raw materials move along with the belt 5 by means of the friction force between the raw materials and the belt 5; when the concrete mixing plant belt conveyor needs to be moved, the sliding rod 8 slides into the sliding sleeve 7, so that the sliding frame 12 slides towards the fixed frame 11, the whole length of the concrete mixing plant belt conveyor is shortened, the space occupied by the concrete mixing plant belt conveyor is reduced, and the concrete mixing plant belt conveyor is convenient to move

Referring to fig. 2 and 3, the concrete mixing plant belt conveyor further includes a first driving member for driving the sliding frame 12 to slide, the first driving member includes a first motor 10 fixedly disposed on the sliding frame 12, further, a mounting plate 13 is fixedly disposed on the sliding frame 12, the first motor 10 is fixedly disposed on the mounting plate 13, a first lead screw 14 is coaxially disposed on an output shaft of the first motor 10, a length direction of the first lead screw 14 is parallel to a transmission direction of the belt 5, a fixed block 15 is fixedly disposed on one side of the fixed frame 11 close to the sliding frame 12, and the fixed block 15 is in threaded connection with the first lead screw 14.

The first motor 10 is started, the first motor 10 drives the first lead screw 14 to rotate, and the first lead screw rotates to drive the first lead screw to slide towards the fixing frame 11 due to the threaded connection of the first lead screw and the fixing block 15, so that the sliding frame 12 is driven to slide towards the fixing frame 11, and the operation is simple and convenient.

Referring to fig. 2, an adjusting box 16 is further fixedly arranged on the fixed frame 11, a tension roller 18 is slidably arranged in the adjusting box 16, the sliding direction of the tension roller 18 is parallel to the sliding direction of the sliding frame 12, two guide rollers 17 are rotatably arranged on the fixed frame 11, the rotation axis of each guide roller 17 is parallel to the rotation axis of the driving roller 2, the belt 5 is guided by the guide rollers 17 and wound on the tension roller 18, the concrete mixing station belt conveyor further comprises a second driving piece for driving the tension roller 18 to slide, the second driving piece comprises a second motor 19 fixedly arranged on the side wall of the adjusting box 16, the second motors 19 are symmetrically arranged in two numbers, a second lead screw 20 is coaxially arranged on the output shaft of the second motor 19, the length direction of the second lead screw 20 is parallel to the transmission direction of the belt 5, a second sliding block 22 is connected to the second lead screw 20 in a threaded manner, a sliding groove 21 for the second sliding block 22 is formed in the side wall of the adjusting box 16, the length direction of the sliding groove 21 is parallel to the transmission direction of the belt 5, and the belt roller 18 is rotatably arranged on the sliding block 22.

In daily use of the belt conveyor of the concrete mixing plant, the second motor 19 is started, the second motor 19 drives the second lead screw 20 to rotate, the second lead screw 20 rotates to drive the sliding block 22 to slide and further drive the tensioning roller 18 to slide, the tensioning roller 18 slides to drive the belt 5 to be tensioned or loosened, so that the friction force between the belt 5 and a material is adjusted, and the possibility that the material slips due to the loosening of the belt 5 is reduced; in the belt conveyor for carrying the concrete mixing plant, the sliding frame 12 slides towards the fixed frame 11 to loosen the belt 5, the sliding tensioning roller 18 tensions the belt 5, and the belt 5 keeps a certain pressure on the driving roller 2 and the driven roller 4, so that the possibility that the belt 5 falls off from the driving roller 2 or the driven roller 4 due to excessive loosening is reduced.

Referring to fig. 2 and 3, in order to facilitate long-distance transportation of the belt 5, a fixed receiving plate 23 for receiving the belt 5 is fixedly arranged on the fixed frame 11, the sliding sleeve 7 is fixedly arranged on two sides of the fixed receiving plate 23, a sliding receiving plate 24 for receiving the belt 5 is slidably arranged on the sliding frame 12, further, the sliding receiving plate 24 is slidably arranged on the mounting plate 13, a guide post 26 is fixedly arranged on the mounting plate 13, the sliding receiving plate 24 is slidably sleeved on the guide post 26, the sliding direction of the sliding receiving plate 24 is perpendicular to the sliding direction of the sliding frame 12, receiving rollers 29 are rotatably arranged on the fixed receiving plate 23 and the sliding receiving plate 24, when the belt conveyor of the concrete mixing plant normally works, the fixed receiving plate 23 abuts against the sliding receiving plate 24 and is on the same plane, and the end of the fixed receiving plate 23 abutting against the sliding receiving plate 24 is arranged in an inclined plane.

Referring to fig. 2, two supporting plates 25 are further fixedly arranged on the mounting plate 13, the supporting plates 25 are arranged in parallel with the sliding bearing plate 24, the belt conveyor of the concrete mixing plant further comprises elastic pieces, the elastic pieces are used for keeping the sliding bearing plate 24 static, each elastic piece comprises a spring 27, one end of each spring 27 is fixedly arranged on the corresponding sliding bearing plate 24, the other end of each spring 27 is fixedly arranged on the corresponding supporting plate 25, the number of the springs 27 is four, a telescopic rod 28 is further fixedly arranged on the corresponding sliding bearing plate 24, the telescopic rod 28 is formed by sleeving two telescopic sleeves, and the telescopic rod 28 is located in the corresponding spring 27.

When the first motor 10 drives the sliding rack 12 to slide towards the fixed frame 11, the inclined plane at the end of the fixed bearing plate 23 abuts against the inclined plane at the end of the sliding bearing plate 24, the fixed bearing plate 23 drives the sliding bearing plate 24 to slide, and the spring 27 is compressed, so that the influence of the sliding bearing plate 24 on the sliding of the sliding rack 12 is reduced; when the sliding frame 12 is driven by the first motor 10 to slide away from the fixed frame 11, the sliding bearing plate 24 slides to be in the same plane with the fixed bearing plate 23 under the action of the spring 27, so that the sliding bearing plate 24 bears the belt 5; in the process of sliding the sliding bearing plate 24, the telescopic rod 28 plays a guiding role in the extension and retraction of the spring 27, so that the stability of the extension and retraction of the spring 27 is improved; the guide posts 26 guide the sliding movement of the slide receiving plate 24, and improve the stability of the sliding movement of the slide receiving plate 24.

Referring to fig. 1, the fixing frame 11 is further provided with a balancing weight 9, the balancing weight 9 increases the weight of one side of the fixing frame 11, the possibility of side turning of the belt conveyor of the concrete mixing plant is reduced, and the stability of the belt conveyor of the concrete mixing plant is improved.

The implementation principle of the concrete mixing plant belt conveyor of the embodiment of the application is as follows: when the belt conveyor of the concrete mixing plant needs to be moved, the first motor 10 is started, the first motor 10 drives the sliding frame 12 to slide towards the fixed frame 11, the sliding rod 8 is clamped into the sliding sleeve 7 in a sliding mode, and the sliding bearing plate 24 slides to the position below the fixed bearing plate 23, so that the length of the whole belt conveyor of the concrete mixing plant is shortened, occupied space is reduced, and the belt conveyor of the concrete mixing plant is convenient to move; meanwhile, the second motor 19 is started, the second motor 19 drives the tension roller 18 to slide, and the tension roller 18 tensions the belt 5, so that the belt 5 still keeps pressure on the driving roller 2 and the driven roller 4, and the possibility that the belt 5 falls off due to excessive looseness of the belt 5 is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a concrete mixing plant band conveyer, includes support (1), it is provided with drive roll (2) and driven voller (4) to rotate on support (1), around being equipped with belt (5) on drive roll (2) and driven voller (4), its characterized in that: support (1) includes mount (11) and slides and set up carriage (12) on mount (11), drive roll (2) rotate and set up on mount (11), driven voller (4) rotate and set up on carriage (12), the slip direction of carriage (12) is on a parallel with the direction of transmission of belt (5), concrete mixing plant band conveyer still including being used for ordering about the gliding first driving piece of carriage (12).

2. The concrete mixing plant belt conveyor of claim 1, characterized in that: the first driving piece comprises a first motor (10) fixedly arranged on the sliding frame (12), a first lead screw (14) is arranged on an output shaft of the first motor (10), the length direction of the first lead screw (14) is parallel to the transmission direction of the belt (5), a fixing block (15) is fixedly arranged on the fixing frame (11), and the fixing block (15) is in threaded connection with the first lead screw (14).

3. The concrete batching plant belt conveyor according to claim 1, characterized in that: the sliding is provided with tensioning roller (18) on mount (11), the slip direction of tensioning roller (18) is on a parallel with the slip direction of carriage (12), tensioning roller (18) are located drive roll (2) with outside driven voller (4) place plane, belt (5) are around establishing on tensioning roller (18), concrete mixing plant band conveyer is still including being used for ordering about the gliding second driving piece of tensioning roller (18).

4. The concrete batching plant belt conveyor according to claim 3, characterized in that: the second driving piece is including fixed setting second motor (19) on mount (11), be provided with second lead screw (20) on second motor (19) output shaft, the length direction of second lead screw (20) is on a parallel with the transmission direction of belt (5), threaded connection has slider (22) on second lead screw (20), slider (22) slidable mounting be in on mount (11), tensioning roller (18) rotate the setting and are in on slider (22).

5. The concrete batching plant belt conveyor according to claim 1, characterized in that: mount (11) are provided with and are used for accepting the fixed board (23) of accepting of belt (5), it is used for accepting to slide to be provided with on carriage (12) the slip of belt (5) accepts board (24), the slip direction perpendicular to of accepting board (24) the slip direction of carriage (12), fixed board (23) of accepting with the slip is accepted the tip that board (24) are close to each other and is inclined plane setting and mutual butt, and concrete mixing plant band conveyer still includes the elastic component, the elastic component is used for making slip accept board (24) with the fixed inclined plane of accepting board (23) tip keeps the butt.

6. The concrete batching plant belt conveyor according to claim 5, characterized in that: the elastic part comprises a spring (27), one end of the spring (27) is arranged on the sliding frame (12), the other end of the spring is arranged on the sliding bearing plate (24), a telescopic rod (28) is further arranged on the sliding bearing plate (24), the spring (27) is sleeved on the telescopic rod (28), one end of the telescopic rod (28) is arranged on the sliding frame (12), and the other end of the telescopic rod is arranged on the sliding bearing plate (24).

7. The concrete batching plant belt conveyor according to claim 6, characterized in that: a guide post (26) is arranged on the sliding frame (12), and the sliding bearing plate (24) is sleeved on the guide post (26).

8. The concrete batching plant belt conveyor according to claim 1, characterized in that: and a balancing weight (9) is arranged on the fixing frame (11).

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