CN205471218U - Bury scraper conveyor overspeed device tensioner - Google Patents
Bury scraper conveyor overspeed device tensioner Download PDFInfo
- Publication number
- CN205471218U CN205471218U CN201620273299.2U CN201620273299U CN205471218U CN 205471218 U CN205471218 U CN 205471218U CN 201620273299 U CN201620273299 U CN 201620273299U CN 205471218 U CN205471218 U CN 205471218U
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- CN
- China
- Prior art keywords
- screw mandrel
- tensioning screw
- panel
- baffle plate
- casing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a bury scraper conveyor overspeed device tensioner, include two symmetries offer casing double -phase pivot, one downthehole waist shape to the waist on outer wall shape hole, arrangement and that can follow waist shape hole axis rectilinear movement install the sprocket at pivot middle part, two respectively the hub connection set firmly the stretch assembly that deflector group and one end and carriage on the double -phase right outer wall of casing are connected in axle bed, rigid coupling carriage, two sets of symmetry on each axle bed at pivot both ends, the to -be -solved technical problem of the utility model is to provide a bury scraper conveyor overspeed device tensioner, not only the tensioning is light, does benefit to the chain long -time running moreover.
Description
Technical field
This utility model relates to a kind of embedded scraper transporter tensioner.
Background technology
Embedded scraper transporter tensioner Main Function is tensioning flight chain, it is to avoid flight chain be in operation swing, float.Seal embedded scraper transporter tensioner and be used in closed type afterbody, seal embedded scraper transporter and relate to the operating mode that fed distance is long especially, conveying capacity is big sometimes, the flight chain tensile force so calculated is the biggest, if reaching more than 2 tons to there will be tensioning screw and slip plate hole heavy wear, tensioning screw mandrel turns motionless phenomenon, general closed type embedded scraper transporter tail tensioner relies primarily on rotation tensioning screw mandrel and drives travelling carriage to move after tail wheel, reaches the purpose of tensioning flight chain.Chain tension is the biggest, and the frictional force between tensioning screw mandrel and travelling carriage is the biggest, if reaching more than 2 tons, tensioning screw mandrel can rotate difficulty because frictional force is excessive, and strongly torsion can cause screw mandrel to wear and tear.Some that use worm gear structure solution problem, but structure is the most complicated, and processing cost is high.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of embedded scraper transporter tensioner, and not only tensioning is light, and beneficially chain longtime running.
In order to solve the problems referred to above, the technical solution of the utility model is: a kind of embedded scraper transporter tensioner, including two symmetries be opened in the mounting hole on casing two opposite outer walls, one be placed in mounting hole in and can along the rotating shaft of mounting hole axis rectilinear movement, sprocket wheel being arranged in the middle part of rotating shaft, two respectively axle be connected to rotating shaft both ends axle bed, be fixed in travelling carriage on each axle bed, guide plate group that two groups of symmetries are installed in the outside wall surface that casing two is relative and the stretching assembly that one end is connected with travelling carriage；
Guide plate group includes being installed in the upper guide plate in casing outside wall surface and bottom guide with waist row axially bored line for line of symmetry symmetry；
Travelling carriage includes panel, it is provided with guide rail in the both sides of panel, one piece of vertical baffle plate it is installed with in one end of panel, axle bed is fixedly connected on panel, one end of rotating shaft passes panel, its one end axle is connected in axle bed, and panel is connected in the chute being made up of upper guide plate and bottom guide by the slide of both sides；
Stretching assembly includes that one piece is fixed in casing and gripper shoe that end face is parallel with baffle plate end face, gripper shoe and baffle plate offer a mutual coaxial through hole respectively, a tensioning screw mandrel it is mounted with in through hole in gripper shoe and baffle plate, extend at tensioning screw mandrel and elastic parts is installed on one end of baffle plate, extend at tensioning screw mandrel and twisting assembly is installed on one end of gripper shoe.
Further, elastic parts includes the first spring base, compression spring and the second spring base being sleeved on tensioning screw mandrel, the end face of the first spring base is resisted against on the end face of baffle plate, one end of tensioning screw mandrel is protruded and the second spring base, threaded on its end protruded have a location nut, and the tensioning screw mandrel between location nut and the second spring base is set with a thrust bearing.
Further, twisting assembly includes being fixedly connected on drawing plate in gripper shoe, drawing plate is provided with a screwed hole, tensioning screw mandrel is threaded in this screwed hole, the end extending drawing plate at tensioning screw mandrel is fixed with a torsion transfer part, it is bolted with a fastening screw nut on tensioning screw mandrel between torsion transfer part and drawing plate and is set with one there is externally threaded resilient sleeve, outside resilient sleeve, being bolted with a seal closure.
The beneficial effects of the utility model are: when needs carry out tensioning to chain, tensioning screw mandrel can be rotated by the torsion transfer part of tensioning screw mandrel one end, the chute forcing tensioning screw mandrel to pull travelling carriage to constitute at upper guide plate and bottom guide is moved rearwards by, and then regulating wheel can be pulled back, chain is carried out tensioning, the screw mandrel that the thrust bearing installed can be rotates lighter, because compression spring has constant elastic force, so flight chain can be made to keep constant tensile force, the beneficially longtime running of chain.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings this utility model is described further:
Fig. 1 is cross-sectional view of the present utility model,
Fig. 2 is this utility model schematic side view.
Detailed description of the invention
As illustrated in fig. 1 and 2: a kind of embedded scraper transporter tensioner, in the mounting hole 11, being opened on 1 liang of opposite outer walls of casing including two symmetries is placed in mounting hole 11 and the axle bed 4 at rotating shaft 2 both ends can be connected to along 3, two, the sprocket wheel axle respectively that the rotating shaft 2, of mounting hole 11 axis rectilinear movement is arranged in the middle part of rotating shaft 2, be fixed in the stretching assembly that 5, two groups of symmetries of travelling carriage on each axle bed 4 are installed in the guide plate group in 1 liang of relative outside wall surface of casing and one end is connected with travelling carriage 5；
Guide plate group includes being installed in the upper guide plate 14 in casing 1 outside wall surface and bottom guide 13 with waist row axially bored line for line of symmetry symmetry；
Travelling carriage 5 includes panel 53, it is provided with guide rail 52 in the both sides of panel 53, one piece of vertical baffle plate 51 it is installed with in one end of panel 53, axle bed 4 is fixedly connected on panel 53, one end of rotating shaft 2 passes panel 53, its one end axle is connected in axle bed 4, and panel 53 is slidably connected in the chute being made up of upper guide plate 14 and bottom guide 13 by the guide rail 52 of both sides, and guide plate is so that sprocket wheel 3 will not fluctuate because of the rotation of chain.
Stretching assembly includes that one piece is fixed in casing 1 and gripper shoe 12 that end face is parallel with baffle plate 51 end face, gripper shoe 12 and baffle plate 51 offer a mutual coaxial through hole respectively, a tensioning screw mandrel 7 it is mounted with in through hole in gripper shoe 12 and baffle plate 51, one end that tensioning screw mandrel 7 extends baffle plate 51 is provided with elastic parts 8, one end that tensioning screw mandrel 7 extends gripper shoe 12 is provided with twisting assembly 9.
Further, elastic parts 8 includes the first spring base 81, compression spring 83 and the second spring base 82 being sleeved on tensioning screw mandrel 7, the end face of the first spring base 81 is resisted against on the end face of baffle plate 51, one end of tensioning screw mandrel 7 is protruded and the second spring base 82, threaded on its end protruded have a location nut 84, and the tensioning screw mandrel 7 between location nut 84 and the second spring base 82 is set with a thrust bearing 85.
Further, twisting assembly 9 includes being fixedly connected on drawing plate 91 in gripper shoe 12, drawing plate 91 is provided with a screwed hole, tensioning screw mandrel 7 is threaded in this screwed hole, the end extending drawing plate 91 at tensioning screw mandrel 7 is fixed with a torsion transfer part 94, it is bolted with a fastening screw nut 93 on tensioning screw mandrel 7 between torsion transfer part 94 and drawing plate 91 and is set with one there is externally threaded resilient sleeve 92, a seal closure 95 it is bolted with outside resilient sleeve 92, when compressing resilient sleeve 92, the contraction of resilient sleeve 92 meeting trace, and then fastening screw nut 93 can be held out against, prevent fastening screw nut 93 from coming loose, seal closure 95 can keep the cleaning of torsion transfer part 94 and screw mandrel.
Torsion transfer part 94 can be provided in the through hole of tensioning screw mandrel 7 end, when needs tensioning, can be inserted in through hole by reinforcing bar, rotate tensioning screw mandrel 7.
When needs carry out tensioning to chain, tensioning screw mandrel 7 can be rotated by the torsion transfer part 94 of tensioning screw mandrel 7 one end, the chute forcing tensioning screw mandrel 7 to pull travelling carriage 5 to constitute at upper guide plate 14 and bottom guide 13 is moved rearwards by, and then regulating wheel can be pulled back, chain is carried out tensioning, the tensioning screw mandrel 7 that the thrust bearing 85 installed can be rotates more light, because compression spring 83 has constant elastic force, it is possible to make the tensile force that flight chain holding is constant.
Claims (3)
1. an embedded scraper transporter tensioner, it is characterized in that: include the mounting hole (11) that two symmetries are opened on casing (1) two opposite outer walls, one is placed in the rotating shaft (2) that mounting hole (11) is interior and can move linearly along mounting hole (11) axis, one sprocket wheel (3) being arranged on rotating shaft (2) middle part, two respectively axle be connected to the axle bed (4) at rotating shaft (2) both ends, it is fixed in the upper travelling carriage (5) of each axle bed (4), the stretching assembly that two groups of symmetries are installed in the guide plate group in the relative outside wall surface of casing (1) two and one end is connected with travelling carriage (5)；
Guide plate group includes upper guide plate (14) and the bottom guide (13) being installed in casing (1) outside wall surface with waist row axially bored line for line of symmetry symmetry；
Travelling carriage (5) includes panel (53), it is provided with guide rail (52) in the both sides of panel (53), one piece of vertical baffle plate (51) it is installed with in one end of panel (53), axle bed (4) is fixedly connected on panel (53), one end of rotating shaft (2) passes panel (53), its one end axle is connected in axle bed (4), and panel (53) is slidably connected in the chute being made up of upper guide plate (14) and bottom guide (13) by the guide rail (52) of both sides；
Stretching assembly includes that is fixed on the gripper shoe (12) that casing (1) is upper and end face is parallel with baffle plate (51) end face, gripper shoe (12) and baffle plate (51) offer a mutual coaxial through hole respectively, a tensioning screw mandrel (7) it is mounted with in through hole in gripper shoe (12) and baffle plate (51), extend at tensioning screw mandrel (7) and elastic parts (8) is installed on one end of baffle plate (51), extend at tensioning screw mandrel (7) and twisting assembly (9) is installed on one end of gripper shoe (12).
A kind of embedded scraper transporter tensioner the most according to claim 1, it is characterized in that: elastic parts (8) includes the first spring base (81) being sleeved on tensioning screw mandrel (7), compression spring (83) and the second spring base (82), the end face of the first spring base (81) is resisted against on the end face of baffle plate (51), one end of tensioning screw mandrel (7) is protruded and the second spring base (82), threaded on its end protruded have location nut (84), it is set with a thrust bearing (85) on tensioning screw mandrel (7) between location nut (84) and the second spring base (82).
A kind of embedded scraper transporter tensioner the most according to claim 1, it is characterized in that: twisting assembly (9) includes being fixedly connected on the upper drawing plate (91) of gripper shoe (12), drawing plate (91) is provided with a screwed hole, tensioning screw mandrel (7) is threaded in this screwed hole, the end extending drawing plate (91) at tensioning screw mandrel (7) is fixed with a torsion transfer part (94), it is bolted with a fastening screw nut (93) on tensioning screw mandrel (7) between torsion transfer part (94) and drawing plate (91) and is set with one there is externally threaded resilient sleeve (92), a seal closure (95) it is bolted with outside resilient sleeve (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620273299.2U CN205471218U (en) | 2016-04-01 | 2016-04-01 | Bury scraper conveyor overspeed device tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620273299.2U CN205471218U (en) | 2016-04-01 | 2016-04-01 | Bury scraper conveyor overspeed device tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205471218U true CN205471218U (en) | 2016-08-17 |
Family
ID=56647037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620273299.2U Expired - Fee Related CN205471218U (en) | 2016-04-01 | 2016-04-01 | Bury scraper conveyor overspeed device tensioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205471218U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931110A (en) * | 2017-04-28 | 2017-07-07 | 桂林电子科技大学 | A kind of chain tension governor motion |
| CN108144349A (en) * | 2017-12-30 | 2018-06-12 | 深圳市水务(集团)有限公司阀门检测及维修分公司 | Duct type microfroc filter |
| CN108639668A (en) * | 2018-06-25 | 2018-10-12 | 马鞍山市华宇环保设备制造有限公司 | A kind of scraper plate expects clearly machine and its assembling and application method |
| CN109455478A (en) * | 2018-12-17 | 2019-03-12 | 南通联源机电科技股份有限公司 | A kind of chain stretching device of earth's surface batcher |
| CN111153120A (en) * | 2020-01-20 | 2020-05-15 | 广州德恒汽车装备科技有限公司 | Chain tensioning mechanism for power and free conveyor |
-
2016
- 2016-04-01 CN CN201620273299.2U patent/CN205471218U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931110A (en) * | 2017-04-28 | 2017-07-07 | 桂林电子科技大学 | A kind of chain tension governor motion |
| CN108144349A (en) * | 2017-12-30 | 2018-06-12 | 深圳市水务(集团)有限公司阀门检测及维修分公司 | Duct type microfroc filter |
| CN108639668A (en) * | 2018-06-25 | 2018-10-12 | 马鞍山市华宇环保设备制造有限公司 | A kind of scraper plate expects clearly machine and its assembling and application method |
| CN109455478A (en) * | 2018-12-17 | 2019-03-12 | 南通联源机电科技股份有限公司 | A kind of chain stretching device of earth's surface batcher |
| CN111153120A (en) * | 2020-01-20 | 2020-05-15 | 广州德恒汽车装备科技有限公司 | Chain tensioning mechanism for power and free conveyor |
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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: 20160817 Termination date: 20190401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |