CN214242538U

CN214242538U - Concrete conveying device

Info

Publication number: CN214242538U
Application number: CN202120220241.2U
Authority: CN
Inventors: 胡建平
Original assignee: Hangzhou Qianshen Commercial Concrete Co ltd
Current assignee: Hangzhou Qianshen Commercial Concrete Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-09-21
Anticipated expiration: 2031-01-27

Abstract

The application relates to a concrete conveying device, which belongs to the field of conveying devices and comprises two frames, wherein a plurality of driving rollers are arranged between the two frames, a conveying belt is sleeved on the plurality of driving rollers, a motor is arranged on each frame, and the motor is connected with the driving roller; the frame comprises a main frame, and two ends of the main frame are respectively sleeved and connected with sleeve frames in a sliding manner; the main frame is provided with a pair of rollers, and the rollers are arranged on the two sides of the main frame; the main frame is provided with a tensioning assembly for tensioning the conveyor belt; the main frame is provided with a driving mechanism for driving the two frames to slide on the main frame. The driving mechanism drives the sleeve frame to slide on the main frame, and the tensioning assembly enables the conveyor belt to be always in a tensioning state. The motor is started through an external power supply, and an output shaft of the motor drives the transmission roller to rotate to drive the conveyor belt to convey materials. This application has the effect of making things convenient for manual operation.

Description

Concrete conveying device

Technical Field

The application relates to the field of conveying devices, in particular to a concrete conveying device.

Background

There is a need in the construction field to use a large amount of concrete, which includes sand, gravel, water and cementitious materials. In concrete transportation, concrete is usually transported in a dry material state.

In the correlation technique, adopt the conveyer to carry usually, the conveyer includes the frame, rotates between the frame to be connected with a plurality of driving rollers, and the cover is equipped with the conveyer belt on a plurality of driving rollers, is provided with in the frame and orders about one of them driving roller pivoted motor. Through external power supply starter motor, the motor drives the driving roller and rotates, and the driving roller drives the conveyer belt motion, and the conveyer belt transports the concrete.

In view of the above-mentioned related art, the inventor believes that there is a defect that the length of the conveyor is fixed, and when transportation at different distances is required, the conveyor needs to be replaced, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to facilitate manual operation, the present application provides a concrete conveying device.

The application provides a concrete conveyer adopts following technical scheme:

a concrete conveying device comprises two racks, wherein a plurality of transmission rollers are arranged between the two racks, a conveying belt is sleeved on the transmission rollers, and a motor is arranged on the racks and connected with the transmission rollers; the frame comprises a main frame, and two ends of the main frame are respectively sleeved and connected with sleeve frames in a sliding manner; the main frame is far away from one side of the conveyor belt, and two ends of the main frame, which are respectively close to the two sets of frames, are penetrated with abdicating grooves for the driving rollers to slide; the main frame is provided with a tensioning assembly for tensioning the conveyor belt; the main frame is provided with a driving mechanism for driving the two frames to slide on the main frame.

Through adopting above-mentioned technical scheme, when the distance that needs extension or shrink needs the conveying, order about the cover frame through actuating mechanism and slide on the body frame, partial driving roller slides in the groove of stepping down of body frame this moment. The conveyor belt is always in tension by the tensioning assembly. Through external power supply starter motor, the output shaft of motor drives the driving roller and rotates, and the driving roller drives the conveyer belt motion, places the concrete material on the conveyer belt, and the conveyer belt transports the concrete material. The slip of cover frame on the body frame prolongs the transmission distance of conveyer belt, does not need the manual work to change the conveyer, makes things convenient for manual operation.

Optionally, the tensioning assembly comprises a tensioning roller, a slide block and a guide rod; the tensioning roller is established to the conveyer belt cover, the slider sets up in the both ends of tensioning roller, the guide bar is vertical to be set up in the below of body frame, the guide bar is established and with guide bar sliding connection to the slider cover.

Through adopting above-mentioned technical scheme, the tensioning roller is guided by the guide bar, and the tensioning roller pulls the conveyer belt tensioning under the effect of gravity. The conveyer belt is by the tensioning, and is more stable when making the conveyer belt transportation concrete material.

Optionally, the tensioning assembly further comprises a compression spring, the compression spring is sleeved on the guide rod, and two ends of the compression spring are respectively abutted to the main frame and the sliding block.

Through adopting above-mentioned technical scheme, order about the slider under compression spring's effect and keep away from the body frame, the slider drives the take-up pulley and further keeps away from the body frame, further increases the dynamics of tensioning, further makes the transportation of conveyer belt more stable.

Optionally, two the body frame rotates between be connected with two guide rolls, two the periphery wall of guide roll and the periphery wall butt of conveyer belt.

Through adopting above-mentioned technical scheme, the conveyer belt is guided by two guide rolls, makes conveyer belt and driving roller laminate more, makes the motion of conveyer belt more stable.

Optionally, the driving mechanism includes a bidirectional screw rod, a fixing block, and a thread block, the fixing block is located on one side of one of the main frames away from the driving roller, the bidirectional screw rod is rotatably connected in the fixing block, and the length direction of the bidirectional screw rod is the same as the sliding direction of the sleeve frame and the main frame; the thread blocks are respectively arranged on the two sets of frames close to the fixed block, and the two thread blocks are respectively in threaded connection with two ends of the bidirectional screw rod.

Through adopting above-mentioned technical scheme, rotate two-way lead screw, two-way lead screw rotates in the fixed block, and two-way lead screw and two screw thread block threaded connection order about two screw thread blocks and drive two sets of framves respectively and be close to each other or keep away from. The conveying distance of the conveying belt is adjusted by rotating the bidirectional screw rod, and the possibility of sliding between the sleeve frame and the main frame is reduced under the condition that the bidirectional screw rod is not rotated, so that the structure is stable in motion.

Optionally, the driving mechanism further comprises a transmission assembly, the transmission assembly comprises a first bevel gear and a second bevel gear, the first bevel gear and the bidirectional screw rod are coaxially arranged, the second bevel gear is rotatably connected with the fixed block, and the second bevel gear is meshed with the first bevel gear.

By adopting the technical scheme, the second bevel gear is rotated, the second bevel gear is meshed with the first bevel gear to drive the first bevel gear to rotate, and the first bevel gear drives the bidirectional screw rod to rotate. The transmission direction is changed through the first bevel gear and the second bevel gear, the transmission direction is adjusted to one side convenient for manual rotation, and manual operation is facilitated.

Optionally, the transmission assembly further comprises a handle, and the handle is meshed with the second bevel gear.

Through adopting above-mentioned technical scheme, twist grip, handle drive second bevel gear rotates, and second bevel gear drives first bevel gear and pivot and rotates, makes things convenient for manual operation.

Optionally, the conveyor belt is provided with a plurality of clamping strips along an outer side wall thereof.

Through adopting above-mentioned technical scheme, through card strip increase frictional force, when there being the slope, increase the efficiency of conveyer belt transportation.

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

1. the frame comprises a main frame, and two ends of the main frame are respectively sleeved and connected with sleeve frames in a sliding manner; the main frame is provided with a tensioning assembly for tensioning the conveyor belt; the main frame is provided with a driving mechanism for driving the two frames to slide on the main frame; the driving mechanism drives the sleeve frame to slide on the main frame, and the tensioning assembly enables the conveyor belt to be always in a tensioning state. The motor is started through an external power supply, and an output shaft of the motor drives the transmission roller to rotate to drive the conveyor belt to convey materials; the slip of cover frame on the body frame prolongs the transmission distance of conveyer belt, does not need the manual work to change the conveyer, makes things convenient for manual operation.

2. The tensioning assembly comprises a tensioning roller, a sliding block and a guide rod; the tensioning roller is guided by the guide rod, and the tensioning roller pulls the conveyor belt to tension the conveyor belt under the action of gravity. The conveyor belt is tensioned, so that the conveyor belt is more stable in conveying concrete materials;

3. the driving mechanism comprises a bidirectional screw rod, a fixed block and a thread block; and the two-way screw rod is rotated in the fixed block and is in threaded connection with the two thread blocks, and the two thread blocks are driven to respectively drive the two sets of frames to be close to or far away from each other. The conveying distance of the conveying belt is adjusted by rotating the bidirectional screw rod, and the possibility of sliding between the sleeve frame and the main frame is reduced under the condition that the bidirectional screw rod is not rotated, so that the structure is stable in motion.

Drawings

Fig. 1 is a schematic view of the overall structure of a concrete conveying apparatus according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of the concrete delivery apparatus shown in FIG. 1;

fig. 3 is a schematic structural view of the driving mechanism shown in fig. 1.

Description of reference numerals: 1. a driving roller; 2. a conveyor belt; 3. a frame; 31. a main frame; 311. a yielding groove; 32. sleeving a frame; 4. a tension assembly; 41. a tension roller; 42. a slider; 43. a guide bar; 44. a compression spring; 45. a baffle plate; 5. a drive mechanism; 51. a fixed block; 52. a bidirectional screw rod; 53. a thread block; 54. a transmission assembly; 541. a first bevel gear; 542. a fixing plate; 543. a second bevel gear; 544. a handle; 6. a guide roller; 7. a machine base; 8. a motor; 9. a support leg; 10. a universal wheel; 11. and (6) clamping the strip.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses concrete conveying device, refer to fig. 1 and 2, including two parallel frames 3, two frames 3 intermediate rotation are connected with a plurality of driving rollers 1 that are parallel to each other, and driving roller 1 is the level setting. A conveyor belt 2 is sleeved on the plurality of driving rollers 1. The frame 3 is provided with a motor 8, and an output shaft of the motor 8 is coaxially connected with the driving roller 1. Through external power supply starter motor 8, motor 8's output shaft drives driving roller 1 and rotates, and driving roller 1 drives the motion of conveyer belt 2 and transports the concrete material.

The periphery wall welding of conveyer belt 2 has a plurality of cross sections to be the card strip 11 of rectangle, and card strip 11 sets up along 2 lateral walls of conveyer belt. The clamping strip 11 of the conveyor belt 2 pushes the concrete material to be transported.

The frame 3 comprises a main frame 31, and two ends of the main frame 31 are respectively sleeved and slidably connected with sleeve frames 32. Five driving rollers 1 are arranged in the embodiment, and one driving roller 1 penetrates through the main frame 31 and is rotatably connected with the main frame 31; the sleeve frame 32 is respectively penetrated and connected by the two driving rollers 1. The main frame 31 is far away from one side of the conveyor belt 2 and is respectively close to two ends of the two sets of frames 32 and respectively penetrates through the yielding groove 311, and when the two sets of frames 32 slide with the main frame 31, the driving roller 1 in the set of frames 32 is in sliding connection with the yielding groove 311 in the main frame 31. The sleeve frame 32 is pushed to slide the sleeve frame 32 on the main frame 31.

Be provided with tensioning assembly 4 on the body frame 31, tensioning assembly 4 includes tensioning roller 41, and tensioning roller 41's axis is parallel with the axis of guide roll 6, and tensioning roller 41 is arranged in conveyer belt 2 and is established by conveyer belt 2 cover. Both ends of the tension roller 41 are rotatably connected with rectangular sliders 42. The lower surfaces of the two main frames 31 are vertically welded with cylindrical guide rods 43 respectively, and the two guide rods 43 penetrate through the two sliders 42 respectively and are connected with the two sliders 42 in a sliding manner. The tension roller 41 vertically slides along the length direction of the guide bar 43, and the tension roller 41 tensions the conveyor belt 2.

The guide rod 43 is provided above the slider 42 with a compression spring 44, and one end of the compression spring 44 abuts against the slider 42 and the other end abuts against the lower surface of the main frame 31. The compression spring 44 urges the tension wheel away from the main frame 31, enhancing the tensioning effect of the tension roller 41.

A disc-shaped baffle plate 45 is coaxially welded at the bottom end of the guide rod 43, and the possibility that the sliding block 42 is separated from the guide rod 43 is reduced through the baffle plate 45.

Referring to fig. 1 and 3, a driving mechanism 5 is disposed on the frame 3, and the driving mechanism 5 includes a fixing block 51. The fixing block 51 is welded to the side of the main frame 31 away from the conveyor belt 2. The fixing block 51 is connected with a bidirectional screw rod 52 which is parallel to the ground in a penetrating and rotating way, and the axial direction of the bidirectional screw rod 52 is the same as the sliding direction of the sleeve frame 32 and the main frame 31. Two thread sections of the bidirectional screw rod 52 are respectively positioned at two sides of the fixed block 51. Two thread blocks 53 are respectively welded on the side walls, far away from the conveyor belt 2, of the two sets of frames 32 close to the fixed block 51, and the two thread blocks 53 are respectively arranged on the sides, close to each other, of the two sets of frames 32. The two screw blocks 53 are respectively sleeved at two ends of the bidirectional screw 52 and are in threaded connection with the bidirectional screw 52. By rotating the bidirectional screw 52, the bidirectional screw 52 drives the two screw blocks 53 and the two racks 32 to move away from or close to each other.

The driving mechanism 5 further comprises a transmission assembly 54, the transmission assembly 54 comprises a first bevel gear 541, the first bevel gear 541 is coaxially welded with the bidirectional screw 52, and the first bevel gear 541 is located near the middle of the bidirectional screw 52 and located on one side of the fixed block 51. One end of the fixing block 51 far away from the conveyor belt 2 is welded with a fixing plate 542, one side of the fixing plate 542 near the first bevel gear 541 is rotatably connected with a second bevel gear 543, and the second bevel gear 543 is meshed with the first bevel gear 541. A handle 544 is coaxially welded to the second bevel gear 543. The handle 544 is rotated, the handle 544 drives the second bevel gear 543 to rotate, and the second bevel gear 543 drives the first bevel gear 541 and the bidirectional screw 52 to rotate.

Referring to fig. 1 and 2, two parallel guide rollers 6 are arranged between the two main frames 31, and the two guide rollers 6 are parallel to the driving roller 1; two ends of the two guide rollers 6 are respectively connected with the two main frames 31 in a rotating way. The guide rollers 6 are located on both sides of the tension roller 41, and the outer peripheral walls of the guide rollers 6 abut against the outer peripheral wall of the conveyor belt 2. The conveyor belt 2 rotates and is guided by the guide rollers 6, and the two guide rollers 6 are driven by the conveyor belt 2.

The outer side wall of one set of frame 32 far away from the conveyor belt 2 is welded with a machine base 7, a motor 8 is welded on the machine base 7, and the output shaft of the motor 8 is coaxially welded with the end part of the driving roller 1. The motor 8 drives the driving roller 1 to rotate.

The bottom of the sleeve frame 32 is welded with a supporting leg 9, and the bottom of the supporting leg 9 is welded with a universal wheel 10 with a braking function. The conveyor is moved by the castor 10.

The implementation principle of the concrete conveying device in the embodiment of the application is as follows: when the transport distance of the conveyor needs to be adjusted. The braking function of the universal wheel 10 is released, the handle 544 is rotated, the handle 544 drives the second bevel gear 543 to rotate, the second bevel gear 543 drives the first bevel gear 541 to rotate, the first bevel gear 541 drives the bidirectional screw 52 to rotate, and the bidirectional screw 52 drives the two screw blocks 53 and the two racks 32 to approach or separate from each other. When the two sets of frames 32 move, the driving rollers 1 on the two sides are driven to move, and the driving rollers 1 drive the conveyor belt 2 to tighten or expand. At this time, the tension roller 41 is raised or lowered, and the compression spring 44 is compressed or sprung open. The brake function of the caster 10 is turned on to secure the transfer device.

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

1. A concrete conveying device comprises two racks (3), a plurality of transmission rollers (1) are arranged between the two racks (3), a conveying belt (2) is sleeved on the transmission rollers (1), a motor (8) is arranged on the racks (3), and the motor (8) is connected with the transmission rollers (1); the method is characterized in that: the rack (3) comprises a main frame (31), and two ends of the main frame (31) are respectively sleeved and slidably connected with sleeve frames (32); the main frame (31) is far away from one side of the conveyor belt (2) and is respectively close to two ends of the two sets of frames (32) and provided with a yielding groove (311) for the driving roller (1) to slide; the main frame (31) is provided with a tensioning assembly (4) for tensioning the conveyor belt (2); the main frame (31) is provided with a driving mechanism (5) for driving the two sets of frames (32) to slide on the main frame (31).

2. A concrete transfer unit as claimed in claim 1, wherein: the tensioning assembly (4) comprises a tensioning roller (41), a sliding block (42) and a guide rod (43); tensioning roller (41) is established to conveyer belt (2) cover, slider (42) set up in the both ends of tensioning roller (41), guide bar (43) are vertical to be set up in the below of body frame (31), guide bar (43) and with guide bar (43) sliding connection are established to slider (42) cover.

3. A concrete transfer unit as claimed in claim 2, wherein: the tensioning assembly (4) further comprises a compression spring (44), the guide rod (43) is sleeved with the compression spring (44), and two ends of the compression spring (44) are respectively abutted to the main frame (31) and the sliding block (42).

4. A concrete transfer unit as claimed in claim 3, wherein: two guide rollers (6) are rotatably connected between the main frame (31), and the peripheral wall of each guide roller (6) is abutted against the peripheral wall of the conveyor belt (2).

5. A concrete transfer device according to claim 4, wherein: the driving mechanism (5) comprises a bidirectional screw rod (52), a fixing block (51) and a thread block (53), the fixing block (51) is positioned on one side of one main frame (31) far away from the transmission roller (1), the bidirectional screw rod (52) is rotatably connected in the fixing block (51), and the length direction of the bidirectional screw rod (52) is the same as the sliding direction of the sleeve frame (32) and the main frame (31); the thread blocks (53) are respectively arranged on the two sets of frames (32) close to the fixed block (51), and the two thread blocks (53) are respectively in threaded connection with two ends of the bidirectional screw rod (52).

6. A concrete transfer device as claimed in claim 5, wherein: the driving mechanism (5) further comprises a transmission assembly (54), the transmission assembly (54) comprises a first bevel gear (541) and a second bevel gear (543), the first bevel gear (541) and the bidirectional screw rod (52) are coaxially arranged, the second bevel gear (543) is rotatably connected with the fixed block (51), and the second bevel gear (543) is meshed with the first bevel gear (541).

7. A concrete transfer device according to claim 6, wherein: the transmission assembly (54) further comprises a handle (544), and the handle (544) is meshed with the second bevel gear (543).

8. A concrete transfer unit as claimed in claim 1, wherein: the conveying belt (2) is provided with a plurality of clamping strips (11) along the outer side wall thereof.