CN219970840U - Conveyer capable of preventing belt from deviating - Google Patents
Conveyer capable of preventing belt from deviating Download PDFInfo
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- CN219970840U CN219970840U CN202321717611.9U CN202321717611U CN219970840U CN 219970840 U CN219970840 U CN 219970840U CN 202321717611 U CN202321717611 U CN 202321717611U CN 219970840 U CN219970840 U CN 219970840U
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- 230000003405 preventing effect Effects 0.000 title claims abstract description 24
- 210000002268 wool Anatomy 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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- Structure Of Belt Conveyors (AREA)
Abstract
The conveying device for preventing the belt from deviating comprises a frame, a conveying belt, an upper baffle roller and a lower baffle roller, wherein the conveying belt is arranged around the frame and comprises an upper belt and a lower belt which are connected end to end, the upper belt is positioned above the frame, and the lower belt is positioned below the frame; two groups of upper baffle rollers are symmetrically arranged on two sides of the top of the frame, an upper belt is positioned between the two groups of upper baffle rollers, two sides of the upper belt are in limit fit with the upper baffle rollers, two groups of lower baffle rollers are symmetrically arranged on two sides of the bottom of the frame, a lower belt is positioned between the two groups of lower baffle rollers, and two sides of the lower belt are in limit fit with the lower baffle rollers. The design can effectively prevent the transmission belt from deviating in the process of going and returning, avoid the warping and folding of the edge of the transmission belt, ensure the high-efficiency conveying of the transmission belt and prolong the service life of the transmission belt.
Description
Technical Field
The utility model relates to the technical field of belt conveyors, in particular to a conveying device capable of preventing a belt from deviating.
Background
The belt conveyor is widely applied to a full-section hard rock tunneling machine (TBM), because the small diameter TBM of pumped storage power station construction needs to control turning radius within 30m according to construction requirements, the belt conveyor can generate serious deviation phenomenon when complete machine equipment turns due to the difference between inner diameter and outer diameter, in order to prevent belt deviation, a cylindrical baffle roller is arranged on the side part of the belt in the normal condition, the edge of the belt contacts with the outer surface of the baffle roller when the belt runs and deviates, and meanwhile the baffle roller applies a reaction force to the belt to prevent the belt from continuously deviating. However, when the component force of the acting force of the belt deflection in the vertical direction is greater than the component force of the friction force of the reaction force of the baffle roller in the vertical direction, the belt can turn upwards along the outer surface of the vertical baffle roller, and the belt can continue to deflect because the upper part does not have a member to block the belt, so that the situation that the belt is seriously deflected even folded after the belt conveyor runs for a long time occurs. Therefore, when the belt is seriously deviated, the effect of preventing the deviation of the belt by adopting the common vertical baffle roller is not very good, so that the damage of the belt is easy to cause, the service life of the whole conveyor can be influenced, and the construction safety and the progress can be influenced. Therefore, there is a need for a conveyor that prevents belt deflection to ensure the labor safety and progress of small diameter TBM applications.
Disclosure of Invention
The utility model aims to solve the problem that a belt is easy to deviate seriously or even fold after a belt conveyor in a small-diameter TBM (Tunnel boring machine) runs for a long time in the prior art, and provides a conveying device capable of effectively preventing the belt from deviating.
In order to achieve the above object, the technical solution of the present utility model is:
the conveying device for preventing the belt from deviating comprises a frame, a conveying belt, an upper baffle roller and a lower baffle roller, wherein the conveying belt is arranged around the frame and comprises an upper belt and a lower belt which are connected end to end, the upper belt is positioned above the frame, and the lower belt is positioned below the frame;
the top bilateral symmetry of frame is provided with two sets of upper shield roller, go up the belt and be located two sets of between the upper shield roller, go up the both sides of belt and the spacing cooperation of upper shield roller, the bottom bilateral symmetry of frame is provided with two sets of lower shield roller, lower belt is located two sets of between the lower shield roller, the both sides of lower belt and the spacing cooperation of lower shield roller.
The upper baffle roller comprises an upper roller shaft, an upper roller and an upper rotary table, wherein the upper roller shaft is fixedly connected with the frame, the upper roller is sleeved outside the upper roller shaft and is in rotary fit with the upper roller through an upper deep groove ball bearing, the outer surface of the upper roller is in limit fit with the side part of an upper belt, the upper rotary table is sleeved outside the upper roller, and the lower surface of the upper rotary table is in limit fit with the side part of the upper belt;
the lower baffle roller comprises a lower roller shaft, a lower roller and a lower rotary table, wherein the lower roller shaft is fixedly connected with the frame, the lower roller shaft is sleeved with the lower roller outside and is in rotary fit with the lower roller through a lower deep groove ball bearing, the outer surface of the lower roller is in limit fit with the side part of a lower belt, the lower rotary table is sleeved outside the lower roller, and the lower surface of the lower rotary table is in limit fit with the side part of the lower belt.
The top of the upper roller is provided with a round upper top cover, the upper top cover is positioned above the upper roller shaft, and the upper top cover is fixedly connected with the top of the upper roller through a fastening bolt;
the top of lower roller is provided with circular shape top cap down, the top cap is located the top of lower roller axle down, and the top cap passes through fastening bolt and the top fixed connection of roller down.
The bottom of the upper roller is provided with an annular upper bottom cover, the upper bottom cover is sleeved on the upper roller shaft, and the upper bottom cover is fixedly connected with the bottom of the upper roller through a fastening bolt;
the bottom of lower roller is provided with annular lower bottom, lower bottom cover is located down on the roller, and lower bottom passes through fastening bolt and the bottom fixed connection of lower roller.
An upper annular groove is formed in the inner surface of the annular upper bottom cover, an upper wool felt is arranged in the upper annular groove, and the upper wool felt is in compression fit with the outer surface of the upper roller shaft and the inner wall of the upper annular groove;
the inner surface of the annular lower bottom cover is provided with a lower annular groove, a lower wool felt is arranged in the lower annular groove, and the lower wool felt is in compression fit with the outer surface of the lower roller and the inner wall of the lower annular groove.
The upper turntable is arranged parallel to the upper belt, and the lower turntable is arranged parallel to the lower belt.
An upper carrier roller bracket is fixedly arranged on two sides of the top of the frame, an upper carrier roller which is in rotary fit with the upper carrier roller bracket is arranged on the upper carrier roller bracket, and the bottom of the upper belt is contacted with the top of the upper carrier roller;
the bottom both sides of frame are fixed to be provided with the bearing roller support, be provided with on the bearing roller support rather than swivelling joint's bearing roller, the bottom of lower belt contacts with the top of bearing roller.
The upper roller shaft is fixedly arranged on the upper carrier roller bracket, and the lower roller shaft is fixedly arranged on the lower carrier roller bracket.
The upper carrier roller support is provided with a plurality of upper threaded holes, the bottom of the upper roller shaft is provided with external threads matched with the upper threaded holes, and the upper roller shaft is fixed on the upper carrier roller support through the external threads at the bottom of the upper roller shaft and the upper threaded holes;
the lower roller support is provided with a plurality of lower threaded holes, the bottom of the lower roller shaft is provided with external threads matched with the lower threaded holes, and the lower roller shaft is fixed on the lower roller support through the external threads at the bottom of the lower roller shaft and the lower threaded holes.
The upper baffle rollers of each group of upper baffle rollers are arranged on the upper carrier roller bracket at equal intervals along the advancing direction of the upper belt, and the lower baffle rollers of each group of lower baffle rollers are arranged on the lower carrier roller bracket at equal intervals along the advancing direction of the lower belt.
Compared with the prior art, the utility model has the beneficial effects that:
1. the conveying belt is arranged around the frame in the conveying device for preventing the belt from deviating, the conveying belt comprises an upper belt and a lower belt which are connected end to end, the upper belt is positioned above the frame, the lower belt is positioned below the frame, two groups of upper baffle rollers are symmetrically arranged on two sides of the top of the frame, the two groups of upper baffle rollers can prevent the upper belt from deviating in the running process, two groups of lower baffle rollers are symmetrically arranged on two sides of the bottom of the frame, the two groups of lower baffle rollers can prevent the lower belt from deviating in the running process, the going belt and the return belt are not prone to deviating in the whole conveying device, the deviation preventing effect is better, and belt damage caused by rolling or folding of the edges of the belt is effectively avoided, so that the service life of the whole conveying device is influenced. Therefore, the upper baffle roller and the lower baffle roller in the design can ensure that the belt is not deviated everywhere, the deviation preventing effect is good, the damage caused by deviation is avoided, and the conveyor can stably run.
2. The roller comprises a roller shaft and a roller sleeved on the roller shaft, wherein the outer surface of the roller is in limit fit with the edge of the belt, and the belt can be prevented from deviating to a certain extent through the roller; simultaneously the top of roller still is provided with the carousel, and the lower surface of carousel carries out spacing cooperation with the edge of belt, and simultaneously under the effect of carousel, the carousel at roller top carries out spacingly to the edge of belt when the belt edge upturned when serious off tracking, avoids the serious perk of belt edge and then leads to the belt folding. Therefore, through setting up the carousel at roller and roller top in this design, can effectively prevent the belt edge perk when serious off tracking of belt, folding.
3. The top of the roller in the belt deviation prevention conveying device is provided with the round top cover, the top cover is positioned above a roller shaft, and the top cover is fixedly connected with the top of the roller through a fastening bolt; and the bottom of roller is provided with annular bottom, and the bottom cover is located on the roller, and the bottom passes through fastening bolt and the bottom fixed connection of roller, simultaneously, has seted up on the internal surface of bottom ring channel, is provided with wool felt circle in the ring channel, and wool felt circle simultaneously with the surface of roller, the inner wall compression fit of ring channel, inside top cap, bottom and wool felt circle's setting can effectually prevent that the dust from getting into the roller, avoid deep groove ball bearing to block because of the dust accumulation, avoid belt edge wearing and tearing to the practical life of extension fender roller. Therefore, the top cover, the bottom cover and the wool felt are arranged in the design, so that dust can be effectively prevented from entering the roller, the abrasion of the edge of a belt caused by the clamping of a bearing due to the dust is avoided, the faults of the baffle roller are reduced, the baffle roller is easy to maintain, and the service life of the baffle roller is prolonged.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the construction of the upper baffle roller.
Fig. 3 is a schematic view of the structure of the lower baffle roller.
In the figure: the machine frame 1, the upper carrier roller 11, the lower carrier roller 12, the upper carrier roller bracket 13, the lower carrier roller bracket 14, the upper threaded hole 15, the lower threaded hole 16, the transmission belt 2, the upper belt 21, the lower belt 22, the upper baffle roller 3, the upper roller shaft 31, the upper roller 32, the upper rotary disc 33, the upper deep groove ball bearing 34, the upper top cover 35, the upper bottom cover 36, the upper annular groove 37, the upper wool felt 38, the lower baffle roller 4, the lower roller shaft 41, the lower roller 42, the lower rotary disc 43, the lower deep groove ball bearing 44, the lower top cover 45, the lower bottom cover 46, the lower annular groove 47 and the lower wool felt 48.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 3, a belt deviation preventing conveyor may be a conveyor belt conveyor in a small-diameter TBM, and the conveyor is used for supporting and transporting slag stones generated in a tunneling process.
As shown in fig. 1, the conveying device comprises a frame 1, a conveying belt 2, an upper baffle roller 3 and a lower baffle roller 4, wherein the conveying belt 2 is arranged around the frame 1, the conveying belt 2 comprises an upper belt 21 and a lower belt 22 which are connected end to end, the upper belt 21 is positioned above the frame 1, and the lower belt 22 is positioned below the frame 1;
two groups of upper baffle rollers 3 are symmetrically arranged on two sides of the top of the frame 1, the upper belt 21 is positioned between the two groups of upper baffle rollers 3, two sides of the upper belt 21 are in limit fit with the upper baffle rollers 3, two groups of lower baffle rollers 4 are symmetrically arranged on two sides of the bottom of the frame 1, the lower belt 22 is positioned between the two groups of lower baffle rollers 4, and two sides of the lower belt 22 are in limit fit with the lower baffle rollers 4.
Each group of upper baffle rollers 3 comprises a plurality of upper baffle rollers 3, and the upper baffle rollers 3 of the same group are arranged on the upper carrier roller bracket 13 at equal intervals along the advancing direction of the upper belt 21; each group of lower baffle rollers 4 comprises a plurality of lower baffle rollers 4, and the lower baffle rollers 4 of the same group are arranged on the lower carrier roller bracket 14 at equal intervals along the advancing direction of the lower belt 22.
As shown in fig. 2, the upper baffle roller 3 includes an upper roller shaft 31, an upper roller 32, and an upper turntable 33, wherein the upper roller shaft 31 is fixedly connected with the frame 1, the upper roller 32 is sleeved outside the upper roller shaft 31, the upper roller shaft 31 is rotatably matched with the upper roller 32 through an upper deep groove ball bearing 34, the outer surface of the upper roller 32 is in limit fit with the side part of the upper belt 21, the upper turntable 33 is sleeved outside the upper roller 32, and the lower surface of the upper turntable 33 is in limit fit with the side edge of the upper belt 21.
The top of upper roller 32 is provided with circular upper top cap 35, upper top cap 35 is located the top of upper roller shaft 31 and does not contact with upper roller shaft 31, upper top cap 35 passes through fastening bolt and the top fixed connection of upper roller 32.
The bottom of the upper roller 32 is provided with an annular upper bottom cover 36, the upper bottom cover 36 is sleeved on the upper roller shaft 31, and the upper bottom cover 36 is fixedly connected with the bottom of the upper roller 32 through a fastening bolt.
An upper annular groove 37 is formed in the inner surface of the annular upper bottom cover 36, an upper wool felt 38 is arranged in the upper annular groove 37, and the upper wool felt 38 is in compression fit with the outer surface of the upper roller shaft 31 and the inner wall of the upper annular groove 37. The upper top cover 35 and the upper bottom cover 36 serve to prevent dust while filling the gap between the upper roller shaft 31 and the upper bottom cover 36 by the wool blanket 38, further preventing dust from entering the upper roller 32.
As shown in fig. 3, the lower baffle roller 4 includes a lower roller shaft 41, a lower roller 42, and a lower turntable 43, wherein the lower roller shaft 41 is fixedly connected with the frame 1, the lower roller shaft 42 is sleeved outside the lower roller shaft 41, the lower roller shaft 41 is rotatably matched with the lower roller shaft 42 through a lower deep groove ball bearing 44, the outer surface of the lower roller shaft 42 is in limit fit with the side part of the lower belt 22, the lower turntable 43 is sleeved outside the lower roller shaft 42, and the lower surface of the lower turntable 43 is in limit fit with the side edge of the lower belt 22.
The top of lower roller 42 is provided with circular lower top cap 45, lower top cap 45 is located the top of lower roller 41 and does not contact with lower roller 41, and lower top cap 45 passes through fastening bolt and the top fixed connection of lower roller 42.
The bottom of the lower roller 42 is provided with an annular lower bottom cover 46, the lower bottom cover 46 is sleeved on the lower roller shaft 41, and the lower bottom cover 46 is fixedly connected with the bottom of the lower roller 42 through a fastening bolt. The inner surface of the annular lower bottom cover 46 is provided with a lower annular groove 47, a lower wool felt 48 is arranged in the lower annular groove 47, and the lower wool felt 48 is simultaneously in compression fit with the outer surface of the lower roller 42 and the inner wall of the lower annular groove 47. The lower top cover 45 and the lower bottom cover 46 are both used for dust prevention, and the lower wool blanket 48 fills the gap between the lower roller shaft 41 and the lower bottom cover 46, further preventing dust from entering the upper and lower rollers 42.
The upper turntable 33 is disposed parallel to the upper belt 21 and the lower turntable 43 is disposed parallel to the lower belt 22. As shown in fig. 1, in the conveyor belt in the small-diameter TBM, since both sides of the upper carrier roller 11 need to be inclined, the middle of the upper carrier roller 11 is horizontally arranged to ensure that both sides of the upper belt 21 contacting the top of the upper carrier roller 11 are high and low, so that the upper belt 21 is convenient for carrying the debris and stones, the upper baffle roller 3 is inclined to ensure that the upper roller shaft 31 is perpendicular to the edge of the upper belt 21, and the upper turntable 33 is parallel to the edge of the upper belt 21. Since the lower belt 22 is a return belt, the lower belt 22 does not bear slag, the lower carrier roller 12 is horizontally disposed, and the lower belt 22 contacting the top of the lower carrier roller 12 is kept horizontal, so the lower stopper roller 4 is vertically disposed to ensure that the lower roller shaft 41 is perpendicular to the lower belt 22, and the lower turntable 43 is parallel to the lower belt 22.
An upper carrier roller bracket 13 is fixedly arranged on two sides of the top of the frame 1, an upper carrier roller 11 which is in rotary fit with the upper carrier roller bracket 13 is arranged on the upper carrier roller bracket 13, and the bottom of the upper belt 21 is contacted with the top of the upper carrier roller 1;
the lower carrier roller brackets 14 are fixedly arranged on two sides of the bottom of the frame 1, the lower carrier roller brackets 14 are provided with lower carrier rollers 12 which are in rotary fit with the lower carrier roller brackets 14, and the bottom of the lower belt 22 is contacted with the top of the lower carrier roller 12.
The upper roller shaft 31 is fixedly arranged on the upper carrier roller bracket 13, and the lower roller shaft 41 is fixedly arranged on the lower carrier roller bracket 14.
The upper carrier roller bracket 13 is provided with a plurality of upper threaded holes 15, the bottom of the upper roller shaft 31 is provided with external threads matched with the upper threaded holes 15, and the upper roller shaft 31 is fixed on the upper carrier roller bracket 13 through the external threads at the bottom of the upper roller shaft 31 and the upper threaded holes 15.
The lower carrier roller bracket 14 is provided with a plurality of lower threaded holes 16, the bottom of the lower roller shaft 41 is provided with external threads matched with the lower threaded holes 16, and the lower roller shaft 41 is fixed on the lower carrier roller bracket 14 through the external threads at the bottom of the lower roller shaft 41 and the lower threaded holes 16.
The principle of the utility model is explained as follows:
when the small-diameter TBM equipment runs and digs into a curve, the conveying belt in the rear matching machine can turn along with the curve, the whole conveying belt machine works in a curved state, and the conveying belt 2 on the conveying belt machine is easy to generate a deviation phenomenon. When the upper belt 21 in the conveying belt 2 is deviated, the edge of the upper belt 21 is firstly contacted with the outer wall of the upper roller 32 in the upper baffle roller 3, the upper roller 32 plays a role in stopping, the upper belt 21 is prevented from deviating, and at the moment, the upper belt 21 drives the upper roller 32 to rotate by taking the upper roller shaft 31 as the center, so that the edge abrasion of the upper belt 21 is avoided. When the upper belt 21 is severely deviated, the edge of the upper belt 21 may be lifted upwards, and the lifted edge of the upper belt 21 contacts the lower surface of the upper turntable 33, and the upper turntable 33 plays a role of stopping at this time, so as to prevent the upper belt 21 from continuing to deviate. Likewise, the lower blocking roller 4 prevents the lower belt 22 from being deviated during the return stroke.
The anti-deviation turntable is additionally arranged in the conveying device, so that when the belt conveyor is seriously deviated, the edge of the belt is contacted with the bottom surface of the turntable, the contact area is increased, and the edge is effectively prevented from turning up and folding when the belt conveyor is deviated, so that the anti-deviation effect is good. The conveying device capable of preventing the belt from deviating is used for small-diameter TBM of construction of a pumped storage power station or other engineering tunnels, ensures that the conveying belt can carry out efficient slag tapping, further ensures the construction safety and the working environment of constructors in equipment, reduces the deviation condition, greatly reduces the scattering of materials and prolongs the service life of the equipment.
Example 1:
the conveying device capable of preventing belt deviation comprises a frame 1, a conveying belt 2, an upper baffle roller 3 and a lower baffle roller 4, wherein the conveying belt 2 is arranged around the frame 1, the conveying belt 2 comprises an upper belt 21 and a lower belt 22 which are connected end to end, the upper belt 21 is positioned above the frame 1, and the lower belt 22 is positioned below the frame 1; two groups of upper baffle rollers 3 are symmetrically arranged on two sides of the top of the frame 1, the upper belt 21 is positioned between the two groups of upper baffle rollers 3, two sides of the upper belt 21 are in limit fit with the upper baffle rollers 3, two groups of lower baffle rollers 4 are symmetrically arranged on two sides of the bottom of the frame 1, the lower belt 22 is positioned between the two groups of lower baffle rollers 4, and two sides of the lower belt 22 are in limit fit with the lower baffle rollers 4; the upper baffle roller 3 comprises an upper roller shaft 31, an upper roller 32 and an upper rotary table 33, wherein the upper roller shaft 31 is fixedly connected with the frame 1, the upper roller 32 is sleeved outside the upper roller shaft 31, the upper roller shaft 31 is in rotary fit with the upper roller 32 through an upper deep groove ball bearing 34, the outer surface of the upper roller 32 is in limit fit with the side part of the upper belt 21, the upper rotary table 33 is sleeved outside the upper roller 32, and the lower surface of the upper rotary table 33 is in limit fit with the side part of the upper belt 21; the lower baffle roller 4 comprises a lower roller shaft 41, a lower roller 42 and a lower rotary table 43, wherein the lower roller shaft 41 is fixedly connected with the frame 1, the lower roller 42 is sleeved outside the lower roller shaft 41, the lower roller shaft 41 is in rotary fit with the lower roller 42 through a lower deep groove ball bearing 44, the outer surface of the lower roller 42 is in limit fit with the side part of the lower belt 22, the lower rotary table 43 is sleeved outside the lower roller 42, and the lower surface of the lower rotary table 43 is in limit fit with the side part of the lower belt 22; the upper turntable 33 is disposed parallel to the upper belt 21 and the lower turntable 43 is disposed parallel to the lower belt 22.
Example 2:
example 2 is substantially the same as example 1 except that:
the top of the upper roller 32 is provided with a round upper top cover 35, the upper top cover 35 is positioned above the upper roller shaft 31, and the upper top cover 35 is fixedly connected with the top of the upper roller 32 through a fastening bolt; the top of the lower roller 42 is provided with a round lower top cover 45, the lower top cover 45 is positioned above the lower roller shaft 41, and the lower top cover 45 is fixedly connected with the top of the lower roller 42 through a fastening bolt; the bottom of the upper roller 32 is provided with an annular upper bottom cover 36, the upper bottom cover 36 is sleeved on the upper roller shaft 31, and the upper bottom cover 36 is fixedly connected with the bottom of the upper roller 32 through a fastening bolt; the bottom of the lower roller 42 is provided with an annular lower bottom cover 46, the lower bottom cover 46 is sleeved on the lower roller shaft 41, and the lower bottom cover 46 is fixedly connected with the bottom of the lower roller 42 through a fastening bolt; an upper annular groove 37 is formed in the inner surface of the upper bottom cover 36, an upper wool felt 38 is arranged in the upper annular groove 37, and the upper wool felt 38 is in compression fit with the outer surface of the upper roller shaft 31 and the inner wall of the upper annular groove 37 at the same time; the inner surface of the lower bottom cover 46 is provided with a lower annular groove 47, a lower wool felt 48 is arranged in the lower annular groove 47, and the lower wool felt 48 is simultaneously in compression fit with the outer surface of the lower roller 42 and the inner wall of the lower annular groove 47.
Example 3:
example 3 is substantially the same as example 2 except that:
an upper carrier roller bracket 13 is fixedly arranged on two sides of the top of the frame 1, an upper carrier roller 11 which is in rotary fit with the upper carrier roller bracket 13 is arranged on the upper carrier roller bracket 13, and the bottom of the upper belt 21 is contacted with the top of the upper carrier roller 11; the two sides of the bottom of the frame 1 are fixedly provided with a lower carrier roller bracket 14, the lower carrier roller bracket 14 is provided with a lower carrier roller 12 which is in rotary fit with the lower carrier roller bracket 14, and the bottom of the lower belt 22 is contacted with the top of the lower carrier roller 12; the upper roller shaft 31 is fixedly arranged on the upper carrier roller bracket 13, and the lower roller shaft 41 is fixedly arranged on the lower carrier roller bracket 14; the upper carrier roller bracket 13 is provided with a plurality of upper threaded holes 15, the bottom of the upper roller shaft 31 is provided with external threads matched with the upper threaded holes 15, and the upper roller shaft 31 is fixed on the upper carrier roller bracket 13 through the external threads at the bottom of the upper roller shaft 31 and the upper threaded holes 15; the lower carrier roller bracket 14 is provided with a plurality of lower threaded holes 16, the bottom of the lower roller shaft 41 is provided with external threads matched with the lower threaded holes 16, and the lower roller shaft 41 is fixed on the lower carrier roller bracket 14 through the external threads at the bottom of the lower roller shaft 41 and the lower threaded holes 16; the upper baffle rollers 3 of the same group are arranged on the upper carrier roller bracket 13 at equal intervals along the travelling direction of the upper belt 21, and the lower baffle rollers 4 of the same group are arranged on the lower carrier roller bracket 14 at equal intervals along the travelling direction of the lower belt 22.
The above description is merely of preferred embodiments of the present utility model, and the scope of the present utility model is not limited to the above embodiments, but all equivalent modifications or variations according to the present disclosure will be within the scope of the claims.
Claims (10)
1. Prevent conveyor of belt off tracking, its characterized in that:
the conveying device comprises a frame (1), a conveying belt (2), an upper baffle roller (3) and a lower baffle roller (4), wherein the conveying belt (2) is arranged around the frame (1), the conveying belt (2) comprises an upper belt (21) and a lower belt (22) which are connected end to end, the upper belt (21) is positioned above the frame (1), and the lower belt (22) is positioned below the frame (1);
the utility model discloses a motor vehicle is characterized by comprising a frame (1), an upper belt (21) and a lower belt (22), wherein the top bilateral symmetry of the frame (1) is provided with two groups of upper baffle rollers (3), the upper belt (21) is positioned between the two groups of upper baffle rollers (3), the two sides of the upper belt (21) are in limit fit with the upper baffle rollers (3), the bottom bilateral symmetry of the frame (1) is provided with two groups of lower baffle rollers (4), the lower belt (22) is positioned between the two groups of lower baffle rollers (4), and the two sides of the lower belt (22) are in limit fit with the lower baffle rollers (4).
2. The belt deviation preventing conveyor according to claim 1, wherein:
the upper baffle roller (3) comprises an upper roller shaft (31), an upper roller (32) and an upper rotary table (33), wherein the upper roller shaft (31) is fixedly connected with the frame (1), the upper roller (32) is sleeved outside the upper roller shaft (31), the upper roller shaft (31) is in rotary fit with the upper roller (32) through an upper deep groove ball bearing (34), the outer surface of the upper roller (32) is in limit fit with the side part of the upper belt (21), the upper rotary table (33) is sleeved outside the upper roller (32), and the lower surface of the upper rotary table (33) is in limit fit with the side part of the upper belt (21);
the lower baffle roller (4) comprises a lower roller shaft (41), a lower roller (42) and a lower rotary table (43), wherein the lower roller shaft (41) is fixedly connected with the frame (1), the lower roller (42) is sleeved outside the lower roller shaft (41), the lower roller shaft (41) is in rotary fit with the lower roller (42) through a lower deep groove ball bearing (44), the outer surface of the lower roller (42) is in limit fit with the side part of the lower belt (22), the lower rotary table (43) is sleeved outside the lower roller (42), and the lower surface of the lower rotary table (43) is in limit fit with the side part of the lower belt (22).
3. The belt deviation preventing conveyor according to claim 2, wherein:
the top of the upper roller (32) is provided with a round upper top cover (35), the upper top cover (35) is positioned above the upper roller shaft (31), and the upper top cover (35) is fixedly connected with the top of the upper roller (32) through a fastening bolt;
the top of lower roller (42) is provided with circular shape lower top cap (45), lower top cap (45) are located the top of lower roller axle (41), and lower top cap (45) are through fastening bolt and the top fixed connection of lower roller (42).
4. A belt deviation preventing conveyor as claimed in claim 3, wherein:
the bottom of the upper roller (32) is provided with an annular upper bottom cover (36), the upper bottom cover (36) is sleeved on the upper roller shaft (31), and the upper bottom cover (36) is fixedly connected with the bottom of the upper roller (32) through a fastening bolt;
the bottom of lower roller (42) is provided with annular lower bottom (46), lower bottom (46) cover is located on lower roller axle (41), and lower bottom (46) are through fastening bolt and the bottom fixed connection of lower roller (42).
5. The belt deviation preventing conveyor of claim 4, wherein:
an upper annular groove (37) is formed in the inner surface of the upper bottom cover (36), an upper wool felt ring (38) is arranged in the upper annular groove (37), and the upper wool felt ring (38) is in compression fit with the outer surface of the upper roller shaft (31) and the inner wall of the upper annular groove (37) at the same time;
the inner surface of the lower bottom cover (46) is provided with a lower annular groove (47), a lower wool felt ring (48) is arranged in the lower annular groove (47), and the lower wool felt ring (48) is in compression fit with the outer surface of the lower roller (42) and the inner wall of the lower annular groove (47) at the same time.
6. The belt deviation preventing conveyor according to claim 2, wherein:
the upper turntable (33) is arranged parallel to the upper belt (21), and the lower turntable (43) is arranged parallel to the lower belt (22).
7. The belt deviation preventing conveyor according to claim 2, wherein:
an upper carrier roller bracket (13) is fixedly arranged on two sides of the top of the frame (1), an upper carrier roller (11) which is in rotary fit with the upper carrier roller bracket (13) is arranged on the upper carrier roller bracket, and the bottom of the upper belt (21) is contacted with the top of the upper carrier roller (11);
the automatic feeding device is characterized in that lower carrier roller brackets (14) are fixedly arranged on two sides of the bottom of the frame (1), lower carrier rollers (12) which are in rotary fit with the lower carrier roller brackets (14) are arranged on the lower carrier roller brackets, and the bottom of the lower belt (22) is in contact with the top of the lower carrier rollers (12).
8. The belt deviation preventing conveyor of claim 7, wherein:
the upper roller shaft (31) is fixedly arranged on the upper carrier roller bracket (13), and the lower roller shaft (41) is fixedly arranged on the lower carrier roller bracket (14).
9. The belt deviation preventing conveyor of claim 8, wherein:
a plurality of upper threaded holes (15) are formed in the upper carrier roller support (13), external threads matched with the upper threaded holes (15) are formed in the bottom of the upper roller shaft (31), and the upper roller shaft (31) is fixed on the upper carrier roller support (13) through the external threads at the bottom of the upper roller shaft (31) and the upper threaded holes (15);
the lower carrier roller support (14) is provided with a plurality of lower threaded holes (16), the bottom of the lower roller shaft (41) is provided with external threads matched with the lower threaded holes (16), and the lower roller shaft (41) is fixed on the lower carrier roller support (14) through the external threads at the bottom of the lower roller shaft (41) and the lower threaded holes (16).
10. The belt deviation preventing conveyor of claim 9, wherein:
the upper baffle rollers (3) of the same group are arranged on the upper carrier roller bracket (13) at equal intervals along the advancing direction of the upper belt (21), and the lower baffle rollers (4) of the same group are arranged on the lower carrier roller bracket (14) at equal intervals along the advancing direction of the lower belt (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321717611.9U CN219970840U (en) | 2023-07-03 | 2023-07-03 | Conveyer capable of preventing belt from deviating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321717611.9U CN219970840U (en) | 2023-07-03 | 2023-07-03 | Conveyer capable of preventing belt from deviating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219970840U true CN219970840U (en) | 2023-11-07 |
Family
ID=88583221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321717611.9U Active CN219970840U (en) | 2023-07-03 | 2023-07-03 | Conveyer capable of preventing belt from deviating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219970840U (en) |
-
2023
- 2023-07-03 CN CN202321717611.9U patent/CN219970840U/en active Active
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