CN218670397U

CN218670397U - Height-adjustable belt carrier roller

Info

Publication number: CN218670397U
Application number: CN202222817642.3U
Authority: CN
Inventors: 梁洪昌
Original assignee: Baoding Wanhe Conveying Machinery Manufacturing Co ltd
Current assignee: Baoding Wanhe Conveying Machinery Manufacturing Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-21
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to the technical field of belt carrier rollers, and provides a height-adjustable belt carrier roller, wherein an adjusting mechanism is arranged on the upper surface of a mounting seat, a mounting frame is arranged in the adjusting mechanism, inclined carrier rollers which are obliquely arranged are arranged at the two ends of the mounting frame, a horizontal carrier roller is arranged between the inclined carrier rollers, and buffer mechanisms are arranged in the inclined carrier rollers and the horizontal carrier roller; buffer gear includes rotatable solid fixed cylinder, gu fixed cylinder outer peripheral face cover is equipped with a support section of thick bamboo, buffer gear has been set up on horizontal bearing roller and the slope bearing roller that contacts with the conveyer belt, the conveyer belt contacts with the peripheral face rubber layer of support section of thick bamboo when the heavy object falls into on the conveyer belt, the heavy object promotes the support section of thick bamboo and moves down, support section of thick bamboo inner peripheral face one side compression spring length, support section of thick bamboo inner peripheral face opposite side extension spring length, both are to the spring tensile compression with the impact force that consumes gravity to push down the production, spring self elasticity and external force confrontation consume external force, each other be the damping between the spring in order to reduce support section of thick bamboo moving range.

Description

Height-adjustable belt carrier roller

Technical Field

The utility model relates to a belt bearing roller technical field, it is specific, relate to height-adjustable's belt bearing roller.

Background

The belt conveyor mainly comprises a rack, a conveying belt, belt carrier rollers, a roller, a tensioning device, a transmission device and the like, the operation principle is simple, the traction force for materials is generated through the friction force between the transmission carrier rollers and the belt to be conveyed, the belt can be tensioned by the tensioning device in application, a certain initial tension is generated at the separation part of the transmission carrier rollers, the carrier rollers are used for supporting the conveying belt and goods loads in the belt conveyor and ensure that the sag of the conveying belt is within a design limited range, and in the design of the belt conveyor, the selection and the selection quantity of the carrier rollers have important influences on the normal use, the stable operation, the maintenance cost, the power consumption and the whole machine price of the belt conveyor.

Through retrieval, chinese patent with patent number CN201922458112.2 discloses a mining belt carrier roller with adjustable height, including mount pad and first carrier roller post, the left and right sides of the upper end of the mount pad is fixedly connected with first extension board and second extension board respectively, first spacing grooves have all been seted up in the middle of first extension board and the second extension board, two sets of swing joint have first connecting rod and second connecting rod on the first spacing groove respectively, external screw thread has all been seted up to first connecting rod left end and second connecting rod right-hand member lateral wall.

In view of the above-mentioned technology, the inventor believes that, in the device, a first connecting rod and a second connecting rod are movably connected to a first support plate and a second support plate respectively, a first carrier roller column, a second carrier roller column and a third carrier roller column are fixedly connected between the first connecting rod and the second connecting rod respectively through connecting rings, and the heights of the first carrier roller column, the second carrier roller column and the third carrier roller column can be adjusted at will through fastening nuts, but the device adjusts the first connecting rod and the second connecting rod on both sides to be positioned and fixed through fastening nuts, when the first carrier roller column, the second carrier roller column and the third carrier roller column are fixed, the connecting rod and the second connecting rod on both sides are limited by the fastening nuts, at this time, if the shock absorber needs to play a shock absorption role, the shock absorption spring and the damping in the shock absorber need to be compressed, but after the shock absorber is fixed through the fastening nuts, the moving range of both ends of the shock absorber is limited, gravity cannot be transmitted to the shock absorption effect of the shock absorber on the conveying belt, and the shock absorption effect of the conveying belt is limited.

SUMMERY OF THE UTILITY MODEL

The utility model provides a height-adjustable's belt bearing roller has solved the height-adjustable's among the correlation technique belt bearing roller problem.

The technical scheme of the utility model as follows:

the height-adjustable belt carrier roller comprises a mounting seat, wherein an adjusting mechanism is arranged on the upper surface of the mounting seat, a mounting frame is arranged in the adjusting mechanism, inclined carrier rollers which are obliquely arranged are arranged at two ends of the mounting frame, horizontal carrier rollers are arranged between the inclined carrier rollers, and buffer mechanisms are arranged in the inclined carrier rollers and the horizontal carrier rollers;

buffer gear includes rotatable fixed section of thick bamboo, and fixed section of thick bamboo outer peripheral face cover is equipped with a support section of thick bamboo, and fixed section of thick bamboo outer peripheral face has formed the annular cavity that holds of ring with a support section of thick bamboo inner peripheral face, holds and is equipped with the spring of a plurality of equidistance equipartitions in the cavity, and the both ends difference fixed connection of spring is at fixed section of thick bamboo outer peripheral face and a support section of thick bamboo inner peripheral face.

Furthermore, buffer gear still includes the baffle of fixed connection at solid fixed cylinder both ends, and there is the space each other with a support section of thick bamboo both ends on one side that both ends baffle is close to solid fixed cylinder.

Furthermore, a rubber layer is further sleeved on the outer peripheral surface of the fixed cylinder, and anti-skid grains are arranged on the rubber layer.

Furthermore, the mounting bracket is U-shaped, the vertical rods on two sides of the mounting bracket are rotatably connected with one end of an inclined carrier roller through bearings, the other end of the inclined carrier roller is provided with a mounting block, one side of the mounting block, which is connected with the inclined carrier roller, is provided with an inclined plane, and the other end of the inclined carrier roller is rotatably connected with the inclined plane of the mounting block through bearings.

Further, both ends fixedly connected with bumper shock absorber one end of mounting bracket horizon bar upper surface, bumper shock absorber other end fixedly connected with connecting block, both sides connecting block are close to one side each other and are used for rotating through the bearing and connect at horizontal bearing roller both ends, and horizontal bearing roller both ends are used for setting up the slope bearing roller.

Further, adjustment mechanism is including seting up the installation cavity in the mount pad, be equipped with power component in the installation cavity, the mount pad top is equipped with adjusting part, power component includes the motor of fixed connection in installation cavity bottom surface, the output of motor passes through shaft coupling fixed connection in output shaft one end, output shaft other end outer peripheral face key-type connection has the driving gear, driving gear transmission is connected with driven gear, driven gear key-type connection is at the transfer line intermediate position outer peripheral face, transfer line both ends key-type connection has transmission bevel gear, the transfer line both ends are rotated through the bearing and are connected with the supporting shoe, supporting shoe fixed connection is in installation cavity bottom surface.

Further, the adjusting part is including being used for with the driven bevel gear of drive bevel gear meshing, the driven bevel gear key-type is connected at lead screw one end outer peripheral face, lead screw one end is passed through the bearing and is rotated the connection in installation cavity bottom surface, the lead screw other end passes installation cavity bottom through-hole and sets up outside the mount pad, fixed surface is connected with the support column on the mount pad, the sliding tray has been seted up in the support column, the lead screw other end passes through the bearing and rotates the connection and keep away from mount pad one end at the sliding tray, the lead screw outer peripheral face has a plurality of sliders that can follow lead screw axis reciprocating motion through threaded connection, slider one end fixed connection is in the mount pad outside.

Furthermore, the support column is in a shape of a lower case 'n', and the sliding groove is a through square groove.

The utility model discloses a theory of operation and beneficial effect do:

1. the utility model discloses in, buffer gear has been set up on horizontal bearing roller and the slope bearing roller with the conveyer belt contact, conveyer belt and support section of thick bamboo outer peripheral rubber layer contact when the heavy object falls into on the conveyer belt, the heavy object promotes the support section of thick bamboo and removes downwards, support section of thick bamboo inner peripheral surface one side compression spring length, support section of thick bamboo inner peripheral surface opposite side extension spring length, both push down the impact force that produces with consumption gravity to the spring tensile compression, spring self elasticity and external force confrontation consume external force, each other be the damping between the spring in order to reduce support section of thick bamboo moving range.

2. The utility model discloses in, set up adjustment mechanism in the mount pad, the drive bevel gear in transfer line both ends can drive the driven bevel gear rotation in both ends when rotating, and driven bevel gear drives both sides lead screw synchronous revolution and drives sliding movement and make the mounting bracket steadily go up and down.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a sectional view of the internal structure of the buffering mechanism of the present invention;

FIG. 3 is a schematic view of the internal structure of the adjusting mechanism of the present invention;

fig. 4 is a schematic structural view of the power assembly of the present invention.

In the figure: 1. a mounting seat; 2. an adjustment mechanism; 201. an electric motor; 202. a driving gear; 203. a driven gear; 204. a transmission rod; 205. a drive bevel gear; 206. a driven bevel gear; 207. a lead screw; 208. a slider; 209. a supporting block; 210. a support column; 211. a sliding groove; 3. a horizontal carrier roller; 4. inclining the carrier roller; 5. a buffer mechanism; 501. a baffle plate; 502. a fixed cylinder; 503. a spring; 504. a support cylinder; 505. a rubber layer; 6. a mounting frame; 7. a shock absorber; 8. and (7) installing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

As shown in fig. 1 to 4, the embodiment provides a height-adjustable belt carrier roller, which includes a mounting seat 1, an adjusting mechanism 2 is disposed on the upper surface of the mounting seat 1, a mounting frame 6 is disposed in the adjusting mechanism 2, oblique carrier rollers 4 obliquely disposed are disposed at two ends of the mounting frame 6, a horizontal carrier roller 3 is disposed between the oblique carrier rollers 4, and a buffer mechanism 5 is disposed in the oblique carrier rollers 4 and the horizontal carrier roller 3;

the buffer mechanism 5 comprises a rotatable fixed cylinder 502, a support cylinder 504 is sleeved on the outer peripheral surface of the fixed cylinder 502, an annular accommodating cavity is formed by the outer peripheral surface of the fixed cylinder 502 and the inner peripheral surface of the support cylinder 504, a plurality of springs 503 are arranged in the accommodating cavity at equal intervals, and two ends of each spring 503 are fixedly connected to the outer peripheral surface of the fixed cylinder 502 and the inner peripheral surface of the support cylinder 504 respectively.

The buffering mechanism 5 further includes baffles 501 fixedly connected to two ends of the fixed cylinder 502, and a gap exists between one side of the two-end baffle 501 close to the fixed cylinder 502 and two ends of the supporting cylinder 504. The inclined carrier roller 4 and the horizontal carrier roller 3 jack up the edge of the conveyor belt to make the middle of the conveyor belt sunken, a heavy object falls above the conveyor belt from the previous process, the heavy object falls to generate impact force, the impact force drives the horizontal carrier roller 3 to move downwards, the horizontal carrier roller 3 drives the two ends of the shock absorber 7 to contract through the connecting blocks at the two ends to slow down the impact, meanwhile, the impact force is in contact with the rubber layers 505 on the peripheral surfaces of the inclined carrier roller 4 and the horizontal carrier roller 3, the supporting cylinder 504 is pushed to move downwards through the rubber layers 505, the length of the spring 503 above the fixed cylinder 502 is compressed through the inner peripheral surface of the supporting cylinder 504 when the supporting cylinder 504 moves downwards, the length of the spring 503 below the fixed cylinder 502 is stretched through the supporting cylinder 504, and after the external force is lost, the lengths of the springs 503 at the two ends of the fixed cylinder 502 are recovered.

The outer peripheral surface of the fixed cylinder 502 is also sleeved with a rubber layer 505, and the rubber layer 505 is provided with anti-skid grains. Specifically, the friction force with the skew idler 4 and the horizontal idler 3 is reinforced by the rubber layer 505.

The shape of the mounting frame 6 is U-shaped, the vertical rods on two sides of the mounting frame 6 are rotatably connected with one end of an inclined carrier roller 4 through bearings, the other end of the inclined carrier roller 4 is provided with a mounting block 8, one side of the mounting block 8, which is connected with the inclined carrier roller 4, is provided with an inclined plane, and the other end of the inclined carrier roller 4 is rotatably connected with the inclined plane of the mounting block 8 through bearings. The inclined carrier rollers 4 on the two sides of the mounting frame 6 jack up the height of the two sides of the conveying belt, so that materials are close to the middle during conveying, and are prevented from being scattered.

6 horizontal pole upper surface both ends fixedly connected with 7 one ends of bumper shock absorber of mounting bracket, 7 other end fixedly connected with connecting blocks of bumper shock absorber, both sides connecting block are close to one side each other and are used for rotating through the bearing and connect in 3 both ends of horizontal bearing roller, and 3 both ends of horizontal bearing roller are used for setting up slope bearing roller 4. The gravity of the heavy material generates impact when falling into the upper part of the conveying belt, and the impact force to the mounting frame 6 and the horizontal carrier roller 3 is reduced through the shock absorbers 7 at the two ends of the horizontal carrier roller 3.

Adjustment mechanism 2 is including seting up the installation cavity in mount pad 1, be equipped with power component in the installation cavity, 1 top of mount pad is equipped with adjustment assembly, power component includes the motor 201 of fixed connection in installation cavity bottom surface, motor 201's output passes through shaft coupling fixed connection in output shaft one end, output shaft other end outer peripheral face key-type connection has driving gear 202, the driving gear 202 transmission is connected with driven gear 203, driven gear 203 key-type connection is at the transfer line 204 intermediate position outer peripheral face, the transfer line 204 both ends key-type connection has transmission bevel gear 205, the transfer line 204 both ends are connected with supporting shoe 209 through the bearing rotation, supporting shoe 209 fixed connection is in installation cavity bottom surface. After the motor 201 is started, the output end rotates, the output end of the motor 201 rotates to drive the driving gear 202 to rotate through the output shaft, the driving gear 202 drives the driven gear 203 and the transmission rod 204 to rotate through gear meshing, and the transmission bevel gears 205 at two ends of the transmission rod 204 rotate along with the transmission rod 204.

The adjusting part includes driven bevel gear 206 that is used for meshing with drive bevel gear 205, driven bevel gear 206 key-type is connected at lead screw 207 one end peripheral face, lead screw 207 one end is passed through the bearing and is rotated the connection in installation cavity bottom surface, the lead screw 207 other end passes installation cavity bottom through-hole and sets up outside mount pad 1, fixed surface is connected with support column 210 on the mount pad 1, sliding tray 211 has been seted up in the support column 210, the lead screw 207 other end passes through the bearing and rotates the connection and keep away from 1 one end of mount pad in the sliding tray, lead screw 207 peripheral face has a plurality of sliders 208 that can follow lead screw 207 axis reciprocating motion through threaded connection, slider 208 one end fixed connection is in the mounting bracket 6 outsides. The transmission bevel gear 205 rotates to drive the driven bevel gear 206 at one end of the screw 207 to rotate, the driven bevel gear 206 rotates to drive the screw 207 to rotate, the screw 207 on the two sides synchronously rotates to drive the sliding blocks 208 on the outer peripheral surface of the screw 207 to slide in the sliding grooves 211, and therefore the mounting frame 6 is driven to lift and adjust the height.

The supporting column 210 is in a shape of a lower case "n" and the sliding groove 211 is a through square groove. The through square slot facilitates the sliding of the sliding block 208 therein.

In this embodiment, the inclined carrier roller 4 and the horizontal carrier roller 3 jack up the edge of the conveyor belt to make the middle of the conveyor belt sunken, a heavy object falls above the conveyor belt from the previous process, the heavy object falls to generate an impact force, the impact force drives the horizontal carrier roller 3 to move downwards, the horizontal carrier roller 3 drives the two ends of the shock absorber 7 to contract through the connecting blocks at the two ends to slow down the impact, meanwhile, the impact force is in contact with the rubber layer 505 on the outer peripheral surface of the inclined carrier roller 4 and the horizontal carrier roller 3, the rubber layer 505 pushes the support cylinder 504 to move downwards, the support cylinder 504 compresses the length of the spring 503 above the fixed cylinder 502 through the inner peripheral surface of the support cylinder when moving downwards, the support cylinder 504 stretches the length of the spring 503 below the fixed cylinder 502, and after the external force is lost, the lengths of the springs 503 at the two ends of the fixed cylinder 502 are recovered.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The belt carrier roller with the adjustable height is characterized by comprising a mounting seat (1), wherein an adjusting mechanism (2) is arranged on the upper surface of the mounting seat (1), a mounting frame (6) is arranged in the adjusting mechanism (2), inclined carrier rollers (4) which are obliquely arranged are arranged at two ends of the mounting frame (6), horizontal carrier rollers (3) are arranged between the inclined carrier rollers (4), and buffer mechanisms (5) are arranged in the inclined carrier rollers (4) and the horizontal carrier rollers (3);

buffer gear (5) are equipped with support section of thick bamboo (504) including rotatable fixed section of thick bamboo (502), and fixed section of thick bamboo (502) outer peripheral face cover, and fixed section of thick bamboo (502) outer peripheral face and support section of thick bamboo (504) inner peripheral face have formed annular holding cavity, are equipped with spring (503) of a plurality of equidistance equipartitions in the holding cavity, and the both ends of spring (503) are fixed connection respectively at fixed section of thick bamboo (502) outer peripheral face and support section of thick bamboo (504) inner peripheral face.

2. The height-adjustable belt idler as claimed in claim 1, wherein the buffer mechanism (5) further comprises baffle plates (501) fixedly connected to both ends of the fixed cylinder (502), and a gap exists between one side of the baffle plates (501) near the fixed cylinder (502) and both ends of the supporting cylinder (504).

3. The height-adjustable belt idler as claimed in claim 2, wherein the fixed cylinder (502) is further sleeved with a rubber layer (505) on the outer peripheral surface, and the rubber layer (505) is provided with anti-skid threads.

4. The belt idler with the adjustable height as claimed in claim 1, wherein the mounting rack (6) is U-shaped, vertical rods at two sides of the mounting rack (6) are rotatably connected with one end of the inclined idler (4) through bearings, the other end of the inclined idler (4) is provided with a mounting block (8), an inclined plane is arranged at one side of the mounting block (8) connected with the inclined idler (4), and the other end of the inclined idler (4) is rotatably connected with the inclined plane of the mounting block (8) through bearings.

5. A height-adjustable belt idler as claimed in claim 4, wherein one end of the damper (7) is fixedly connected to each end of the upper surface of the horizontal bar of the mounting frame (6), the other end of the damper (7) is fixedly connected with the connecting block, the connecting blocks on two sides are close to each other and are rotatably connected to two ends of the horizontal idler (3) through bearings, and two ends of the horizontal idler (3) are used for arranging the inclined idler (4).

6. The height-adjustable belt idler as claimed in claim 1, wherein the adjusting mechanism (2) comprises a mounting cavity arranged in the mounting seat (1), a power assembly is arranged in the mounting cavity, an adjusting assembly is arranged above the mounting seat (1), the power assembly comprises a motor (201) fixedly connected to the bottom surface of the mounting cavity, an output end of the motor (201) is fixedly connected to one end of an output shaft through a coupler, a driving gear (202) is connected to the peripheral surface of the other end of the output shaft in a key manner, the driving gear (202) is connected in a transmission manner with a driven gear (203), the driven gear (203) is connected to the peripheral surface of the middle position of the transmission rod (204) in a key manner, transmission bevel gears (205) are connected to two ends of the transmission rod (204) in a key manner, supporting blocks (209) are rotatably connected to two ends of the transmission rod (204) through bearings, and the supporting blocks (209) are fixedly connected to the bottom surface of the mounting cavity.

7. The height-adjustable belt idler as claimed in claim 6, wherein the adjusting assembly comprises a driven bevel gear (206) engaged with the drive bevel gear (205), the driven bevel gear (206) is connected with the outer peripheral surface of one end of the lead screw (207) in a key manner, one end of the lead screw (207) is rotatably connected with the bottom surface of the mounting cavity through a bearing, the other end of the lead screw (207) passes through a through hole at the bottom of the mounting cavity and is arranged outside the mounting seat (1), a supporting column (210) is fixedly connected with the upper surface of the mounting seat (1), a sliding groove (211) is formed in the supporting column (210), the other end of the lead screw (207) is rotatably connected with one end of the sliding groove far away from the mounting seat (1) through a bearing, the outer peripheral surface of the lead screw (207) is connected with a plurality of sliding blocks (208) capable of reciprocating along the axis of the lead screw (207) through threads, and one end of the sliding blocks (208) is fixedly connected with the outer side of the mounting seat (6).

8. A height adjustable belt idler as claimed in claim 7 wherein the support post (210) is in the shape of a lower case "n" and the slide groove (211) is a through square groove.