CN211711924U - Protection device for preventing longitudinal tearing of belt - Google Patents
Protection device for preventing longitudinal tearing of belt Download PDFInfo
- Publication number
- CN211711924U CN211711924U CN201922163067.8U CN201922163067U CN211711924U CN 211711924 U CN211711924 U CN 211711924U CN 201922163067 U CN201922163067 U CN 201922163067U CN 211711924 U CN211711924 U CN 211711924U
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- protection
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- 230000009471 action Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 31
- 230000000903 blocking effect Effects 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000002265 prevention Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 230000032258 transport Effects 0.000 description 2
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a protection device is vertically torn to prevention belt. The belt anti-tearing device comprises a blanking barrel arranged at the upper end of a guide chute and communicated with the guide chute, wherein rope penetrating parts which are vertically arranged in the guide chute in a penetrating mode and provided with rope penetrating channels are arranged on two sides of the blanking barrel respectively, a tearing switch located above the rope penetrating parts is arranged on one side of the blanking barrel, an action part of the tearing switch is connected with one end of a protection rope body, the protection rope body sequentially penetrates through the rope penetrating channels of the two rope penetrating parts and forms a rope body contact part located above the belt between the two rope penetrating parts, the other end of the protection rope body is connected to the other side of the blanking barrel, and an anti-misoperation structure is arranged between one end, connected with the tearing switch, of the protection rope body and the rope penetrating parts. The utility model has the advantages that: simple structure, installation easy maintenance has not only effectively prevented that the belt from producing the belt and has torn, has still avoided frequently triggering tear switch, has ensured production and has gone on in order.
Description
Technical Field
The utility model relates to a belt conveyor field, concretely relates to protection device is vertically torn to prevention belt.
Background
A belt conveyor (also called "belt conveyor") is a continuous conveying device using a belt as a material bearing part, and is widely applied to industrial and mining enterprises such as coal mines, metallurgy and the like. In the operation process of belt conveyor, because mix in the material or the iron part that drops on the system equipment and the belt often takes place to tear the incident, the incident often causes the belt to tear longer or even whole belt is all torn, and equipment damages seriously, and the loss is big salvagees for a long time, influences normal production and safety. At present, the device is torn to the belt that prevents commonly used has shortcomings such as reaction slow, maintenance installation inconvenience to the belt takes place to tear the back and produces easily and leak material and belt overlapping phenomenon, simultaneously, because current belt tears detection device and lacks the mistake operating device that prevents, if take place that the material is small partly strikeed just to trigger alarm signal frequently to jump and stop the belt, will seriously influence normal production.
In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a coal belt anti-tear protection device [ CN201720551179.9], which comprises a metal baffle vertically arranged along the return belt of the coal belt conveyor, the metal baffle is hinged with a base mounted on the belt conveyor frame and can rotate around a hinge shaft, and a limit stop rod is arranged at the tail of the metal baffle; the lower part of the metal baffle is provided with a rubber baffle; a limit switch is arranged on the machine frame on the other side of the belt conveyor and can act under the action of a limit collision rod, and the limit switch is interlocked with the belt conveyor through a pull switch or a deviation switch of the belt conveyor.
Above-mentioned scheme has solved the belt to a certain extent and has taken place to produce easily after tearing the problem of lou material and the belt phenomenon of overlapping, but this scheme still has a lot of insufficiencies, for example, lacks and prevents mistake operating device, frequently jumps the stop belt easily, influences production.
Disclosure of Invention
The utility model aims at the above-mentioned problem, provide a reasonable in design, simple structure and can not frequently jump the prevention belt of stopping the belt and vertically tear protection device.
In order to achieve the above purpose, the utility model adopts the following technical proposal: this protection device is vertically torn to prevention belt, set up at the belt and be located between the baffle box of belt top, including setting up the blanking barrel that just communicates with the baffle box in baffle box upper end, blanking barrel both sides are equipped with the vertical rope handling portion of wearing to locate in the baffle box and having the rope handling passageway respectively, blanking barrel one side is equipped with the tear switch that is located rope handling portion top, and the action portion and the protection rope body one end of tear switch link to each other, and the protection rope body wears to locate in proper order in the rope handling passageway of two rope handling portions and the protection rope body forms the rope body contact site that is located the belt top between two rope handling portions, the protection rope body other end is connected at blanking barrel opposite side, be equipped with the mistake operation structure that prevents that has the elastic buffer subassembly and/or block the buffering subassembly between the one end that protection rope body and tear switch link to each other and the rope handling portion. Prevent mistake operating device and can effectively avoid partial material to produce less impact and just trigger tear switch when can not producing the belt and tear to the protection rope body, ensured the normal clear of production.
In foretell prevention belt vertically tears protection device, block the buffering subassembly including setting up the barrier plate in blanking barrel one side and be located between tear switch and the portion of wearing the rope, be equipped with the through-hole that supplies the protection rope body to pass on the barrier plate, the protection rope body is plastic-coated wire rope, is equipped with the first rope card that is located the barrier plate top on the protection rope body.
In the device for preventing the longitudinal tearing of the belt, the size of the first rope clamp is larger than the diameter of the through hole, and the distance between the first rope clamp and the blocking plate is 0.5-2.5 cm. The arrangement is favorable for buffering the impact force of the materials which are occasionally generated on the belt and can touch the rope body contact part to the protective rope body.
In foretell prevention belt vertically tears protection device, the elastic buffer subassembly is equipped with the buffer spring that the slope set up including setting up the second rope clip that just is located first rope clip top on the protection rope body between second rope clip and blanking barrel one side, and buffer spring one end and second rope clip link to each other, and the other end links to each other with the mount pad that sets up in blanking barrel one side. The buffer spring can prevent the materials on the belt from generating small impact on the rope contact part and frequently triggering the tearing switch.
In the device for preventing the longitudinal tear of the belt, the rope contact part and the belt are arranged in parallel, and the distance between the rope contact part and the belt is 300-700 mm.
In the above protection device for preventing longitudinal belt tearing, the rope threading part is a channel steel, and one side of the lower end of the rope threading part is provided with a rope threading hole communicated with the rope threading channel.
In the belt longitudinal tearing prevention protection device, the lower ends of the rope threading parts respectively extend to the same horizontal plane on the circumferential inner side of the guide chute, the two rope threading parts are arranged in parallel, and the rope threading parts are movably arranged in the guide chute in a penetrating manner; or the stringing part can be adjustably fixed on the material guide groove.
In the device for preventing the longitudinal belt from being torn, the distance from the central axis of the rope threading part to one side of the blanking cylinder body is 3-8 cm.
In the above-mentioned protection device for preventing the longitudinal tearing of the belt, one side of the blanking barrel, which is far away from the tearing switch, is provided with the rope fixing seat which is horizontally arranged, and one end of the protection rope is connected to the rope fixing seat.
In the above protection device for preventing longitudinal tearing of the belt, the two sides inside the material guide chute are respectively provided with the lining plate located on one side below the rope threading part, and the lining plates are obliquely arranged towards the direction of the belt. The lining plate can effectively prevent the materials on the belt from sliding off in the conveying process.
Compared with the prior art, the utility model has the advantages of: the structure is simple, the cost is low, the installation and the maintenance are convenient, and the material guide groove is particularly suitable for mobile equipment such as ship unloaders and bucket wheel machines. Meanwhile, the belt is effectively prevented from being torn when meeting large impact in the belt conveying process, the tearing switch is frequently triggered to stop the belt when the material generates small impact on the rope contact part, and the ordered production is guaranteed.
Drawings
Fig. 1 is a schematic view of the lateral structure of the present invention;
fig. 2 is a schematic longitudinal structure of the present invention;
fig. 3 is a schematic structural diagram of the anti-misoperation mechanism of the present invention;
fig. 4 is a schematic structural view of the rope threading part of the present invention;
in the figure, a belt 1, a material guide groove 2, a lining plate 21, a blanking cylinder 3, a mounting seat 31, a rope body fixing seat 32, a rope threading part 4, a rope threading channel 41, a rope threading hole 42, a tearing switch 5, an action part 51, a protective rope body 6, a rope body contact part 61, an elastic buffer component 7, a second rope clamp 71, a buffer spring 72, a blocking buffer component 8, a blocking plate 81, a through hole 82, a first rope clamp 83 and an anti-misoperation structure 9.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, the belt longitudinal tearing prevention protection device is arranged between a belt 1 and a guide chute 2 positioned above the belt 1, and comprises a material dropping cylinder 3 arranged at the upper end of the guide chute 2 and communicated with the guide chute 2, wherein two sides of the material dropping cylinder 3 are respectively provided with a rope threading part 4 vertically penetrating the guide chute 2 and provided with a rope threading channel 41, one side of the material dropping cylinder 3 is provided with a tearing switch 5 positioned above the rope threading part 4, and the action part 51 of the tearing switch 5 is connected with one end of the protection rope body 6, the protection rope body 6 sequentially penetrates through the rope threading channels 41 of the two rope threading parts 4, the protection rope body 6 forms a rope body contact part 61 located above the belt 1 between the two rope threading parts 4, the other end of the protection rope body 6 is connected to the other side of the blanking barrel body 3, and an anti-misoperation structure 9 which is provided with an elastic buffer component 7 and/or blocks the buffer component 8 is arranged between one end of the protection rope body 6 connected with the tearing switch 5 and the rope threading parts 4. Tear switch 5 links to each other with the PLC module that can drive belt 1 motion, and when belt 1 took place to tear, protection rope 6 just triggered tear switch 5 and stops belt 1 operation, simultaneously, prevent mistake operation structure 9 and can prevent effectively that the material from frequently triggering tear switch 5 and leading to belt 1 to jump and stop when producing less impact force to rope contact portion 61, both prevent that belt 1 from producing to tear and ensured that the material transports and go on in order.
Wherein, block buffering subassembly 8 including setting up in blanking barrel 3 one side and being located the barrier plate 81 between tear switch 5 and the portion 4 of restricting, be equipped with the through-hole 82 that supplies protection rope body 6 to pass on the barrier plate 81, protection rope body 6 is for the plastic-coated wire rope, is equipped with the first rope card 83 that is located the barrier plate 81 top on protecting rope body 6. The plastic coated steel wire rope can increase the impact force required for triggering the tearing switch 5.
Specifically, the size of the first rope clip 83 is larger than the diameter of the through hole 82, and the distance between the first rope clip 83 and the blocking plate 81 is 0.5-2.5 cm. Because the clearance is arranged between the first rope clamp 83 and the blocking plate 81, the impact force of the materials which are occasionally generated on the belt 1 and can touch the rope body contact part 61 to the protective rope body 6 can be buffered.
Further, the elastic buffer component 7 comprises a second rope clamp 71 which is arranged on the protection rope body 6 and is positioned above the first rope clamp 83, a buffer spring 72 which is obliquely arranged is arranged between the second rope clamp 71 and one side of the blanking barrel body 3, one end of the buffer spring 72 is connected with the second rope clamp 71, and the other end of the buffer spring is connected with the mounting seat 31 which is arranged on one side of the blanking barrel body 3. The buffer spring 72 increases the acting force for protecting the rope body 6 to trigger the tearing switch 5, and prevents the materials on the belt 1 from generating small impact on the rope body contact part 61 and frequently triggering the tearing switch 5.
It can be seen that the string contacting portion 61 and the belt 1 are disposed parallel to each other, and the distance between the string contacting portion 61 and the belt 1 is 300-700 mm.
Specifically, the threading part 4 is a channel, and a threading hole 42 communicating with the threading passage 41 is provided on the lower end side of the threading part 4.
Furthermore, the lower ends of the rope penetrating parts 4 respectively extend to the same horizontal plane on the circumferential inner side of the guide chute 2, the two rope penetrating parts 4 are arranged in parallel, and the rope penetrating parts 4 are movably arranged in the guide chute 2 in a penetrating manner; or the stringing part 4 can be adjustably fixed on the material guide groove 2.
Obviously, the distance from the central axis of the rope threading part 4 to one side of the blanking cylinder 3 is 3-8 cm.
Preferably, one side of the blanking barrel 3 far away from the tearing switch 5 is provided with a rope fixing seat 32 which is horizontally arranged, and one end of the protection rope 6 is connected to the rope fixing seat 32.
Specifically, lining plates 21 located on one side below the rope threading portion 4 are respectively arranged on two sides inside the material guide groove 2, and the lining plates 21 are obliquely arranged towards the direction of the belt 1. The liner 21 is used to prevent the material on the belt 1 from slipping off during the conveying process.
The principle of the embodiment is as follows: through setting up rope body contact site 61 in belt 1 upper end with can trigger belt 1 jump the tear switch 5 that stops and link to each other, when rope body contact site 61 meets great impact force, in time trigger tear switch 5 through protection rope body 6 and stop belt 1 operation, simultaneously, 6 one end of protection rope body is equipped with prevents mistake operating device 9, can prevent effectively that the material from triggering tear switch 5 and leading to belt 1 frequently to jump and stop when producing less impact force to rope body contact site 61, both prevented that belt 1 from producing to tear and ensured that the material transports and go on in order.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the belt 1, the material guiding groove 2, the lining plate 21, the blanking cylinder 3, the mounting seat 31, the rope body fixing seat 32, the rope threading part 4, the rope threading channel 41, the rope threading hole 42, the tearing switch 5, the action part 51, the protective rope body 6, the rope body contact part 61, the elastic buffer component 7, the second rope clamp 71, the buffer spring 72, the blocking buffer component 8, the blocking plate 81, the through hole 82, the first rope clamp 83, the anti-misoperation structure 9 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. A protection device for preventing a belt from being longitudinally torn is arranged between a belt (1) and a guide chute (2) positioned above the belt (1) and comprises a blanking cylinder body (3) which is arranged at the upper end of the guide chute (2) and communicated with the guide chute (2), two sides of the blanking cylinder body (3) are respectively provided with a rope penetrating part (4) which vertically penetrates through the guide chute (2) and is provided with a rope penetrating channel (41), the protection device is characterized in that one side of the blanking cylinder body (3) is provided with a tearing switch (5) positioned above the rope penetrating part (4), an action part (51) of the tearing switch (5) is connected with one end of a protection rope body (6), the protection rope body (6) sequentially penetrates through the rope penetrating channels (41) of the two rope penetrating parts (4) and the protection rope body (6) forms a rope body contact part (61) positioned above the belt (1) between the two rope penetrating parts (4), the other end of the protective rope body (6) is connected to the other side of the blanking barrel body (3), and an anti-misoperation structure (9) with an elastic buffer component (7) and/or a blocking buffer component (8) is arranged between one end of the protective rope body (6) connected with the tearing switch (5) and the rope penetrating part (4).
2. The device for preventing the longitudinal belt tearing according to claim 1, wherein the blocking buffer assembly (8) comprises a blocking plate (81) which is arranged on one side of the blanking cylinder (3) and is positioned between the tearing switch (5) and the rope penetrating portion (4), a through hole (82) for the protective rope body (6) to pass through is formed in the blocking plate (81), the protective rope body (6) is a plastic coated steel wire rope, and a first rope clamp (83) which is positioned above the blocking plate (81) is arranged on the protective rope body (6).
3. The device for preventing longitudinal belt tear according to claim 2, wherein the first rope clip (83) has a dimension larger than the diameter of the through hole (82), and the distance between the first rope clip (83) and the blocking plate (81) is 0.5-2.5 cm.
4. The device for preventing the longitudinal tearing of the belt as claimed in claim 2 or 3, wherein the elastic buffer component (7) comprises a second rope clip (71) arranged on the protective rope body (6) and above the first rope clip (83), a buffer spring (72) obliquely arranged is arranged between the second rope clip (71) and one side of the blanking barrel body (3), one end of the buffer spring (72) is connected with the second rope clip (71), and the other end of the buffer spring is connected with the mounting seat (31) arranged on one side of the blanking barrel body (3).
5. The device for preventing longitudinal belt tear according to claim 4, wherein the cord contacting portion (61) and the belt (1) are disposed in parallel, and the distance between the cord contacting portion (61) and the belt (1) is 300-700 mm.
6. The device for preventing the longitudinal tearing of the belt as claimed in claim 4, wherein the rope threading part (4) is a channel steel, and one side of the lower end of the rope threading part (4) is provided with a rope threading hole (42) communicated with the rope threading channel (41).
7. The device for preventing the longitudinal tearing of the belt according to claim 6, wherein the lower ends of the rope threading parts (4) respectively extend to the same horizontal plane on the circumferential inner side of the material guide chute (2), the two rope threading parts (4) are arranged in parallel, and the rope threading parts (4) are movably arranged in the material guide chute (2); or the rope penetrating part (4) can be adjustably fixed on the material guide groove (2).
8. The device for preventing the longitudinal belt tearing according to claim 6, wherein the distance from the central axis of the rope threading part (4) to one side of the blanking cylinder (3) is 3-8 cm.
9. The device for preventing longitudinal belt tearing according to claim 1, wherein a horizontally arranged rope fixing seat (32) is arranged on one side of the blanking cylinder (3) far away from the tearing switch (5), and one end of the protective rope (6) is connected to the rope fixing seat (32).
10. The device for preventing the longitudinal belt tearing according to claim 9, wherein the material guiding groove (2) is provided at two sides thereof with lining boards (21) respectively, and the lining boards (21) are disposed obliquely toward the belt (1) and below the rope threading portion (4).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921739053X | 2019-10-16 | ||
| CN201921739053 | 2019-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211711924U true CN211711924U (en) | 2020-10-20 |
Family
ID=72816859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922163067.8U Expired - Fee Related CN211711924U (en) | 2019-10-16 | 2019-12-05 | Protection device for preventing longitudinal tearing of belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211711924U (en) |
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2019
- 2019-12-05 CN CN201922163067.8U patent/CN211711924U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 |