CN203845349U - Belt tension adjusting structure - Google Patents
Belt tension adjusting structure Download PDFInfo
- Publication number
- CN203845349U CN203845349U CN201420263991.8U CN201420263991U CN203845349U CN 203845349 U CN203845349 U CN 203845349U CN 201420263991 U CN201420263991 U CN 201420263991U CN 203845349 U CN203845349 U CN 203845349U
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- China
- Prior art keywords
- belt
- cylinder
- roller
- draught line
- platform
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- Expired - Fee Related
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Abstract
The utility model discloses a belt tension adjusting structure which comprises an adjusting platform, a traction line and an adjusting frame. The adjusting platform is connected with the adjusting frame through a pulley set. A first air cylinder and a retaining plate which are connected are disposed on the adjusting platform. A pressure sensor is mounted between the tail end of the first air cylinder and the retaining plate and connected with the drive device of the first air cylinder through a wire. An idler wheel is mounted at the telescoping end of the first air cylinder. The idler wheel is connected with the pulley set through the traction line. A roller is rotatably disposed on the adjusting frame. The belt tension adjusting structure has the advantages that belt tension adjusting is achieved by the coordination of the pulley set and the traction line, a traditional adjusting manner directly using drive equipment to pull is changed, the output end of the air cylinder moves slowly to adjust tension of the adjusting frame through the traction line, the problem that conveying efficiency is low or belt work load is high due to impropriate belt tension adjusting performed by a traditional tensioning device is solved, and work stability of a belt conveyor is increased.
Description
Technical field
The utility model relates to belt conveyor, specifically refers to a kind of belt tightening adjustment structure.
Background technology
Belt conveyor generally comprises traction piece, load-carrying element, actuating device, tightening device, change course device and supporting member etc., and traction piece, in order to transmitting tractive power, can be taked load-transfer device, tow chain or steel rope; Load-carrying element, in order to bear material, has hopper, bracket or suspender etc.; Actuating device, is generally made up of electrical motor, retarder and drg (finisher) etc. with power to conveyer; Tightening device generally has two kinds of screw and weight hammer types, can make traction piece adhere to must tension force and sag, to ensure belt conveyor normal operation; Supporting member, in order to support traction piece or load-carrying element, can be taked carrying roller, roller etc.The structure characteristic with the belt conveyor equipment of traction piece is: be transported material and be contained in the load-carrying element linking together with traction piece, or be directly contained on traction piece (as load-transfer device), traction piece is walked around each cylinder or sprocket wheel joins end to end, formation comprises the You Zai branch that transports material and the closed circuit that does not transport the return run of material, the continuously active convey materials of application traction part.
Common belt conveyor is after using for a long time, belt there will be certain relaxing, cause the material crank on belt, or the efficiency transmitting sharply declines, now common way is to adopt tightening device belt to be carried out to the adjusting of degree of tension, make belt again recover normal working level, but in the control process of tightening device, it is generally the tensioning dynamics that belt is pulled to increase belt, and in the time that belt is pulled, it is too tight that the dynamics pulling is held the bad belt that will make, strengthen the workload of belt conveyor, if drag force is spent little, belt too lax, the transmission efficiency of belt is low.
Utility model content
The purpose of this utility model is to provide a kind of belt tightening adjustment structure, and the convenient adjusting to belt tightening ensures that the belt moment keeps best degree of tension, the working stability of raising belt conveyor.
The purpose of this utility model is achieved through the following technical solutions:
A kind of belt tightening adjustment structure, comprise adjustment platform, draught line and adjustment rack, belt is walked around adjustment rack, described adjustment platform is connected with adjustment rack by assembly pulley, on described adjustment platform, be provided with interconnective the first cylinder and baffle plate, between the tail end of the first cylinder and baffle plate, pressure sensor is installed, and pressure sensor is connected with the actuating device of the first cylinder by wire, described draught line is walked around assembly pulley, and the two ends of draught line are separately fixed to be adjusted on platform, on the telescopic end of the first cylinder, roller is installed, roller is connected with assembly pulley by draught line, on described adjustment rack, rotate and be provided with roller, belt contacts with cylinder.The utility model is in the time of work, belt is walked around adjustment rack and is contacted with roller, roller coordinates by draught line and assembly pulley, make the mouth of the first cylinder be subject to all the time one with the application force of its opposite direction, pressure sensor between baffle plate and the first cylinder is by application force record suffered the first cylinder, in the time that the application force of record is less than the force value of restriction, pressure sensor will be controlled the actuating device that starts the first cylinder, described actuating device comprises Air compressor, Air compressor is connected with pressure sensor by wire, the mouth of the first cylinder moves to the direction of belt, according to the principle of application force and antagonistic force, roller is in applying a power to draught line, draught line meeting roller produces the power of an opposite direction, and then make the application force recording on pressure sensor reach the standard of restriction, simultaneously adjustment rack with adjust spacing between platform and also under the cooperation because of draught line and assembly pulley, reduce, the degree of tension of finally having realized belt regulates, the degree of tension of realizing belt under the mating reaction of the utility model employing assembly pulley and draught line regulates, change the adjustment mode that in the past directly uses driving arrangement to pull, the slow movement of the mouth of cylinder, adjusting in short supply by draught line to adjustment rack, avoid traditional tightening device to regulate transmission efficiency improper and that cause to reduce or the increasing of the workload of belt to belt tightening, improved the working stability of belt conveyor.
Described assembly pulley comprises two the first pulleys and two the second pulleys, two described the first pulleys are arranged on adjustment rack near adjusting on the limit of platform one side, described the second pulley is arranged on the both sides at roller taking the axis of cylinder as rotational symmetry, and the first pulley is connected with the second pulley and roller by draught line.Two the first pulleys are placed in respectively the side of adjustment rack, the second pulley is positioned at the both sides of roller, roller moves to belt direction, two the first pulleys start to start to the direction of adjusting platform mobile under the drive of draught line, realize belt slowly and has accurately been regulated, in the time that roller moves to certain distance, pressure sensor between the first cylinder and baffle plate is subject to application force when enough large, will control the first cylinder stop motion, guarantee belt is processed best degree of tension all the time, improves the transmission efficiency of belt.
Also comprise the second cylinder and slide trolley, the mouth of the second cylinder is connected with slide trolley, on adjustment platform, has dovetail groove, and slide trolley is slidably arranged in dovetail groove, and the end of described draught line is connected with slide trolley.When the first and last end of draught line is fixed with adjustment platform respectively, in long working process, draught line can relax, can further increase the distance that the first cylinder moves, the difficulty that improves the adjusting of belt tightening, the end of draught line is connected with slide trolley, and slide trolley can move to the direction away from belt in section at a fixed time under the driving of the second cylinder, draught line is carried out to certain regulation and control, ensure the stability that adjustment rack moves in whole working process.
Described roller comprises two semicircular cylinders, on two described semicircular cylinders, has tapped bore, and two semicircular cylinders are walked around tapped bore by screw rod and connected.Roller is two semicircular cylinders that are threaded, convenient power-saving more in the time that the utility model is installed or dismantled, and in the time that the belt conveyor of different model is regulated, the larger roller of fast changeable roll surface diameter, to adapt to the belt of various models, has improved practicality of the present utility model greatly.
The number of described the second pulley is 2 or 4 or 6.As preferably, the second pulley is all symmetrically distributed in the both sides of roller, and the second pulley of even number can improve the stability that adjustment rack moves, and ensures that the degree of tension of belt regulates accurately stable again.
The utility model compared with prior art, has following advantage and beneficial effect:
1, a kind of belt tightening adjustment structure of the utility model, the degree of tension of realizing belt under the mating reaction of the utility model employing assembly pulley and draught line regulates, change the adjustment mode that in the past directly uses driving arrangement to pull, the slow movement of the mouth of cylinder, adjusting in short supply by draught line to adjustment rack, avoid traditional tightening device to regulate transmission efficiency improper and that cause to reduce or the increasing of the workload of belt to belt tightening, improved the working stability of belt conveyor;
2, a kind of belt tightening adjustment structure of the utility model, in the time that roller moves to certain distance, pressure sensor between the first cylinder and baffle plate is subject to application force when enough large, will control the first cylinder stop motion, guarantee belt is processed best degree of tension all the time, improves the transmission efficiency of belt;
3, a kind of belt tightening adjustment structure of the utility model, roller is two semicircular cylinders that are threaded, convenient power-saving more in the time that the utility model is installed or dismantled, and in the time that the belt conveyor of different model is regulated, the larger roller of fast changeable roll surface diameter, to adapt to the belt of various models, has improved practicality of the present utility model greatly.
Brief description of the drawings
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms the application's a part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is structural representation of the present utility model;
Mark and corresponding parts title in accompanying drawing:
1-adjusts platform, 2-adjustment rack, 3-draught line, 4-the first cylinder, 5-baffle plate, 6-pressure sensor, 7-roller, 8-roller, 9-belt, 10-the first pulley, 11-the second pulley, 12-dovetail groove, 13-slide trolley, 14-the second cylinder.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment 1
As shown in Figure 1, a kind of belt 9 degree of tension adjustment structures of the utility model, comprise and adjust platform 1, draught line 3 and adjustment rack 2, belt 9 is walked around adjustment rack 2, described adjustment platform 1 is connected with adjustment rack 2 by assembly pulley, on described adjustment platform 1, be provided with interconnective the first cylinder 4 and baffle plate 5, between the tail end of the first cylinder 4 and baffle plate 5, pressure sensor 6 is installed, and pressure sensor 6 is connected with the actuating device of the first cylinder 4 by wire, described draught line 3 is walked around assembly pulley, and the two ends of draught line 3 are separately fixed to be adjusted on platform 1, roller 7 is installed on the telescopic end of the first cylinder 4, roller 7 is connected with assembly pulley by draught line 3, on described adjustment rack 2, rotate and be provided with roller 8, belt 9 contacts with cylinder.The utility model is in the time of work, belt 9 is walked around adjustment rack 2 and is contacted with roller 8, roller 7 coordinates by draught line 3 and assembly pulley, make the mouth of the first cylinder 4 be subject to all the time one with the application force of its opposite direction, pressure sensor 6 between baffle plate 5 and the first cylinder 4 is by application force record suffered the first cylinder 4, in the time that the application force of record is less than the force value of restriction, pressure sensor 6 will be controlled and start the first cylinder 4, the mouth of the first cylinder 4 moves to the direction of belt 9, according to the principle of application force and antagonistic force, roller 7 is in applying a power to draught line 3, draught line 3 meeting rollers 7 produce the power of an opposite direction, and then the application force that makes record on pressure sensor 6 reaches the standard of restriction, simultaneously adjustment rack 2 with adjust spacing between platform 1 and also under the cooperation because of draught line 3 and assembly pulley, reduce, the degree of tension of finally having realized belt 9 regulates, the degree of tension of realizing belt 9 under the mating reaction of the utility model employing assembly pulley and draught line 3 regulates, change the adjustment mode that in the past directly uses driving arrangement to pull, the slow movement of the mouth of cylinder, adjusting in short supply by draught line 3 to adjustment rack 2, avoid traditional tightening device to regulate transmission efficiency improper and that cause to reduce or the increasing of the workload of belt 9 to belt 9 degree of tensions, improved the working stability of belt 9 conveyers.
Embodiment 2
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, described assembly pulley comprises two the first pulleys 10 and two the second pulleys 11, two described the first pulleys 10 are arranged on adjustment rack 2 near adjusting on the limit of platform 1 one sides, described the second pulley 11 is fixed on the two ends of roller 7, and the first pulley 10 is connected with the second pulley 11 and roller 7 by draught line 3.Two the first pulleys 10 are placed in respectively the side of adjustment rack 2, the second 11, pulley is positioned at the both sides of roller 7, roller 7 moves to belt 9 directions, two the first pulleys 10 start to start to the direction of adjusting platform 1 mobile under the drive of draught line 3, realize belt 9 slowly and has accurately been regulated, in the time that roller 7 moves to certain distance, pressure sensor 6 between the first cylinder 4 and baffle plate 5 is subject to application force when enough large, will control the first cylinder 4 stop motions, guarantee belt 9 is processed best degree of tension all the time, improves the transmission efficiency of belt 9.
Embodiment 3
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, also comprise the second cylinder 14 and slide trolley 13, the mouth of the second cylinder 14 is connected with slide trolley 13, on adjustment platform 1, have dovetail groove 12, slide trolley 13 is slidably arranged in dovetail groove 12, and the end of described draught line 3 is connected with slide trolley 13.When the first and last end of draught line 3 is fixed with adjustment platform 1 respectively, in long working process, draught line 3 can occur lax, can further increase the certain distance of the first cylinder 4, improve the difficulty of the adjusting of belt 9 degree of tensions, the end of draught line 3 is connected with slide trolley 13, slide trolley 13 can move to the direction away from belt 9 in section at a fixed time under the driving of the second cylinder 14, draught line 3 is carried out to certain regulation and control, ensure the stability that adjustment rack 2 moves in whole working process.
Embodiment 4
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, and described roller 8 comprises two semicircular cylinders, on two described semicircular cylinders, has tapped bore, and two semicircular cylinders are walked around tapped bore by screw rod and connected.Roller 8 is two semicircular cylinders that are threaded, convenient power-saving more in the time that the utility model is installed or dismantled, and in the time that belt 9 conveyers to different model regulate, the larger roller 8 of fast changeable roll surface diameter, to adapt to the belt 9 of various models, has improved practicality of the present utility model greatly.
The number of described the second pulley 11 is 2 or 4 or 6.As preferably, the second pulley 11 is all symmetrically distributed in the both sides of roller 7, and the second pulley 11 of even number can improve the stability that adjustment rack 2 moves, and ensures that the degree of tension of belt 9 regulates accurately stable again.
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only detailed description of the invention of the present utility model; and be not used in limit protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a belt tightening adjustment structure, comprise and adjust platform (1), draught line (3) and adjustment rack (2), belt (9) is walked around adjustment rack (2), described adjustment platform (1) is connected with adjustment rack (2) by assembly pulley, it is characterized in that: on described adjustment platform (1), be provided with interconnective the first cylinder (4) and baffle plate (5), between the tail end of the first cylinder (4) and baffle plate (5), pressure sensor (6) is installed, and pressure sensor (6) is connected with the actuating device of the first cylinder (4) by wire, described draught line (3) is walked around assembly pulley, and the two ends of draught line (3) are separately fixed to be adjusted on platform (1), roller (7) is installed on the telescopic end of the first cylinder (4), roller (7) is connected with assembly pulley by draught line (3), be provided with roller (8) upper rotation of described adjustment rack (1), belt (9) contacts with cylinder (8).
2. a kind of belt tightening adjustment structure according to claim 1, it is characterized in that: described assembly pulley comprises two the first pulleys (10) and two the second pulleys (11), two described the first pulleys (10) are arranged on adjustment rack (2) near adjusting on the limit of platform (1) one side, described the second pulley (11) is arranged on the both sides of roller (7) taking the axis of cylinder as rotational symmetry, the first pulley (10) is connected with the second pulley (11) and roller (7) by draught line (3).
3. a kind of belt tightening adjustment structure according to claim 1, it is characterized in that: also comprise the second cylinder (14) and slide trolley (13), the mouth of the second cylinder (14) is connected with slide trolley (13), on adjustment platform (1), have dovetail groove (12), slide trolley (13) is slidably arranged in dovetail groove (12), and the end of described draught line (3) is connected with slide trolley (13).
4. a kind of belt tightening adjustment structure according to claim 1, is characterized in that: described roller (8) comprises two semicircular cylinders, on two described semicircular cylinders, has tapped bore, and two semicircular cylinders are walked around tapped bore by screw rod and connected.
5. a kind of belt tightening adjustment structure according to claim 2, is characterized in that: the number of described the second pulley (11) is 2,4 or 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263991.8U CN203845349U (en) | 2014-05-22 | 2014-05-22 | Belt tension adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263991.8U CN203845349U (en) | 2014-05-22 | 2014-05-22 | Belt tension adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203845349U true CN203845349U (en) | 2014-09-24 |
Family
ID=51558392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263991.8U Expired - Fee Related CN203845349U (en) | 2014-05-22 | 2014-05-22 | Belt tension adjusting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203845349U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979268A (en) * | 2014-05-22 | 2014-08-13 | 成都海凌达机械有限公司 | Belt slack adjuster |
| CN104555246A (en) * | 2014-12-23 | 2015-04-29 | 常熟市贝普包装机械有限公司 | Mine conveyor |
| CN104555247A (en) * | 2014-12-23 | 2015-04-29 | 常熟市贝普包装机械有限公司 | Bag dumping conveyor |
| CN112013292A (en) * | 2020-08-27 | 2020-12-01 | 鹿传祥 | Medical shadowless lamp with variable illumination area and use method thereof |
| CN113680574A (en) * | 2020-05-19 | 2021-11-23 | 东莞市雅康精密机械有限公司 | Multi-station doctor blade equipment for lithium battery pole piece and doctor blade dust removal method |
-
2014
- 2014-05-22 CN CN201420263991.8U patent/CN203845349U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979268A (en) * | 2014-05-22 | 2014-08-13 | 成都海凌达机械有限公司 | Belt slack adjuster |
| CN104555246A (en) * | 2014-12-23 | 2015-04-29 | 常熟市贝普包装机械有限公司 | Mine conveyor |
| CN104555247A (en) * | 2014-12-23 | 2015-04-29 | 常熟市贝普包装机械有限公司 | Bag dumping conveyor |
| CN113680574A (en) * | 2020-05-19 | 2021-11-23 | 东莞市雅康精密机械有限公司 | Multi-station doctor blade equipment for lithium battery pole piece and doctor blade dust removal method |
| CN113680574B (en) * | 2020-05-19 | 2023-12-29 | 东莞市雅康精密机械有限公司 | Multi-station scraping blade equipment for lithium battery pole piece and scraping blade dust removal method |
| CN112013292A (en) * | 2020-08-27 | 2020-12-01 | 鹿传祥 | Medical shadowless lamp with variable illumination area and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150522 |
|
| EXPY | Termination of patent right or utility model |