CN219807318U - Scraper chain tensioning device - Google Patents
Scraper chain tensioning device Download PDFInfo
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- CN219807318U CN219807318U CN202321193122.8U CN202321193122U CN219807318U CN 219807318 U CN219807318 U CN 219807318U CN 202321193122 U CN202321193122 U CN 202321193122U CN 219807318 U CN219807318 U CN 219807318U
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- 230000000694 effects Effects 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000007790 scraping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of chain tensioning and discloses a scraper chain tensioning device which comprises a mounting frame, wherein conveying chains are arranged on the inner walls of two sides of the mounting frame, a scraper is arranged between the two groups of conveying chains, a baffle is fixedly connected to the top of the mounting frame, round rods are fixedly connected to the outer walls of two sides of the mounting frame, movable blocks are movably sleeved on the outer surfaces of the round rods, a rotating shaft is movably sleeved between the two movable blocks, a first gear is fixedly sleeved on the outer surface of the rotating shaft, a fixed rod is fixedly connected to the inner part of one movable block, a movable plate and a first spring are movably sleeved on the outer surface of the fixed rod, a clamping block is fixedly connected to the outer side of the movable plate, a mounting plate is fixedly connected to the outer wall of the mounting frame, and a plurality of clamping grooves are formed in the outer wall of the mounting plate. The movable block is limited through the cooperation between the clamping block and the clamping groove, and then the conveying chain can be tensioned through the first gear, so that the operation is simple and convenient, and the loosening is not easy to realize.
Description
Technical Field
The utility model relates to the technical field of chain tensioning, in particular to a scraper chain tensioning device.
Background
When the staff utilizes the scraper machine to carry the material, the chain often appears not hard up, and the chain appears the phenomenon of taking off the chain easily when not hard up, just needs to tighten the chain this moment, and overspeed device tensioner among the prior art utilizes the screw rod to adjust the gear interval that two control chains carried usually, because the mode of screw rod adjustment is not hard up once more when the chain constantly shakes, leads to the chain to become flexible again, and the mode of regulation is comparatively laborious, and then has brought inconvenience for the staff, consequently needs to improve it.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a scraper chain tensioning device which has the advantage of being convenient for tensioning a chain.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a scraper chain overspeed device tensioner, includes the mounting bracket, the inner wall of mounting bracket both sides is provided with conveyor chain, is provided with the scraper blade between two sets of conveyor chain, the top fixedly connected with baffle of mounting bracket, the both sides outer wall fixedly connected with round bar of mounting bracket, the movable block has been cup jointed in the surface activity of round bar, has cup jointed the pivot between two movable blocks, the fixed surface of pivot has cup jointed the first gear that is located the mounting bracket, first gear with conveyor chain meshing is connected, the inside fixedly connected with dead lever of one of them movable block, the surface activity of dead lever cup jointed the fly leaf and with the first spring of fly leaf connection, the outside fixedly connected with fixture block of fly leaf, the outer wall fixedly connected with mounting panel of mounting bracket, a plurality of draw-in groove has been seted up to the outer wall of mounting panel.
As a preferable technical scheme of the utility model, a base is arranged at the bottom of the mounting frame, a round shaft is fixedly connected to the top of the base, a second gear is fixedly connected to the top of the round shaft, a fixed shaft is fixedly connected to the bottom of the mounting frame, a movable frame is movably sleeved on the outer surface of the fixed shaft, and a threaded rod is connected to one side of the mounting frame in a threaded manner.
As a preferable technical scheme of the utility model, the outer side of the movable frame is tooth-shaped, and the movable frame is meshed with the second gear.
As a preferable technical scheme of the utility model, the outer surface of the fixed shaft is movably sleeved with a second spring, the second spring is elastically supported between the mounting frame and the movable frame, and the threaded rod is in extrusion contact with the movable frame.
As a preferable technical scheme of the utility model, the outer side of the clamping block is in a right triangle shape, and the clamping block is movably clamped with the clamping groove.
As a preferable technical scheme of the utility model, the number of the movable plates is two, and the first spring is elastically supported between the two movable plates.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the cooperation between the movable block and the round rod, the movable block can drive the first gear to move upwards to extrude the conveying chain through the rotating shaft, and at the moment, because the first spring is in a compressed state, an elastic force is applied to the movable plate, so that the movable block can be limited through the cooperation between the clamping block and the clamping groove, and further, the conveying chain can be tensioned through the first gear, and the operation is simple, convenient and difficult to loosen.
2. According to the utility model, the mounting frame can rotate along the outer surface of the circular shaft through the cooperation between the mounting frame and the circular shaft, and meanwhile, the threaded rod can move left and right along the outer side of the mounting frame through the cooperation between the threaded rod and the mounting frame, so that the movable frame can be extruded through the threaded rod, and at the moment, the mounting frame can be limited through the cooperation between the movable frame and the second gear, and the angle of the scraping plate for conveying materials can be conveniently adjusted.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the back surface of the present utility model;
FIG. 3 is a schematic cross-sectional view of a mounting plate of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
fig. 5 is a schematic cross-sectional view of the front face of the present utility model.
In the figure: 1. a mounting frame; 2. a conveyor chain; 3. a scraper; 4. a baffle; 5. a round bar; 6. a movable block; 7. a rotating shaft; 8. a first gear; 9. a fixed rod; 10. a movable plate; 11. a first spring; 12. a clamping block; 13. a mounting plate; 14. a clamping groove; 15. a base; 16. a circular shaft; 17. a second gear; 18. a fixed shaft; 19. a movable frame; 20. a second spring; 21. a threaded rod.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are also within the scope of the utility model.
As shown in fig. 1 to 5, the scraper chain tensioning device provided by the utility model comprises a mounting frame 1, wherein conveying chains 2 are arranged on the inner walls of two sides of the mounting frame 1, a scraper 3 is arranged between the two groups of conveying chains 2, a baffle 4 is fixedly connected to the top of the mounting frame 1, round rods 5 are fixedly connected to the outer walls of two sides of the mounting frame 1, movable blocks 6 are movably sleeved on the outer surfaces of the round rods 5, a rotating shaft 7 positioned in the mounting frame 1 is movably sleeved between the two movable blocks 6, a first gear 8 is fixedly sleeved on the outer surface of the rotating shaft 7, the first gear 8 is meshed with the conveying chains 2, a fixed rod 9 is fixedly connected to the inner part of one movable block 6, a movable plate 10 and a first spring 11 connected with the movable plate 10 are movably sleeved on the outer surface of the fixed rod 9, a clamping block 12 is fixedly connected to the outer side of the movable plate 10, a plurality of clamping grooves 14 are formed in the outer wall of the mounting plate 13, and the plurality of times of conveying chains 2 can be tensioned.
By placing the material on the baffle 4, when the chain 2 drives the scraping plate 3 to rotate, the material on the top of the baffle 4 is pushed to be conveyed. In addition, through the cooperation between movable block 6 and round bar 5 for movable block 6 can drive first gear 8 through pivot 7 and extrude conveyor chain 2. Specifically, when the chain needs to be tensioned, a worker can press the movable plate 10 to drive the clamping block 12 to be separated from the clamping groove 14 where the clamping block is currently located, and release the limit on the movable block 6, then move the movable blocks 6 on two sides up to the clamping groove 14 (such as the last one) above the outer surface of the round rod 5, release the movable plate 10 from being pressed, and because the first spring 11 is compressed when the movable plate 10 is pressed before, the first spring 11 is in a compressed state, an elastic force can be applied to the movable plate 10, so that the movable block 6 can be limited through the cooperation between the clamping block 12 and the clamping groove 14, and the movable block 6 is prevented from moving. Because the upward movement of the movable blocks 6 on two sides drives the rotating shaft 7 connected with the movable blocks to move upwards, the rotating shaft 7 drives the first gears 8 on two ends to move upwards simultaneously, and the two first gears 8 are respectively positioned below the two groups of conveying chains 2 and meshed with each other, so that the conveying chains 2 can be tensioned through the upward movement of the first gears 8, and the operation is simple, convenient and difficult to loosen.
The bottom of mounting bracket 1 is provided with base 15, and the top fixedly connected with round axle 16 of base 15, the top fixedly connected with second gear 17 of round axle 16, the bottom fixedly connected with fixed axle 18 of mounting bracket 1, the surface activity of fixed axle 18 has cup jointed movable frame 19, one side threaded connection of mounting bracket 1 has threaded rod 21.
Through the cooperation between mounting bracket 1 and the round axle 16 for mounting bracket 1 can rotate along the surface of round axle 16, simultaneously through the cooperation between threaded rod 21 and the mounting bracket 1, not only make threaded rod 21 can rotate along with mounting bracket 1, also can follow mounting bracket 1 and control the removal, thereby can remove the fly frame 19 through threaded rod 21 right, so as to take fly frame 19 to remove to the direction of second gear 17 along fixed axle 18, at this moment through the cooperation between fly frame 19 and second gear 17, carry out spacingly to second gear 17, thereby will carry out spacingly to the mounting bracket 1 after the rotation, make mounting bracket 1 no longer rotate along round axle 16. The angle of the scraper 3 for conveying the materials is conveniently adjusted by adjusting the angle of the mounting frame 1.
The outer side of the movable frame 19 is tooth-shaped, and the movable frame 19 is meshed with the second gear 17.
Through the cooperation between movable frame 19 and fixed axle 18 for movable frame 19 can follow the surface of fixed axle 18 and remove, carries out the spacing through the meshing connection between movable frame 19 and second gear 17 to mounting bracket 1 simultaneously.
The second spring 20 is movably sleeved on the outer surface of the fixed shaft 18, the second spring 20 is elastically supported between the mounting frame 1 and the movable frame 19, and the threaded rod 21 is in extrusion contact with the movable frame 19.
Through the design of the second spring 20, the movable frame 19 has good elastic resetting performance, and at the moment, because the second spring 20 is in a compressed state, an elastic force is applied to the movable frame 19, so that the movable frame 19 can be driven to be separated from the second gear 17. Specifically, the movable frames 19 are released from being pressed by moving the threaded rods 21 leftwards, and the second springs 20 are in a compressed state due to the fact that the second springs 20 are compressed when the movable frames 19 move towards the direction of the second gears 17, when the pressing of the threaded rods 21 on the movable frames 19 is released, the second springs 20 drive the movable frames 19 to move towards the direction away from the second gears 17 under the elastic recovery effect, and therefore limiting of the second gears 17 is released, and angle adjustment is conducted again.
The outer side of the clamping block 12 is in a right triangle shape, and the clamping block 12 is movably clamped with the clamping groove 14.
Through the cooperation between fly leaf 10 and the dead lever 9 for fly leaf 10 can remove along the surface of dead lever 9, carries out spacingly to movable block 6 through the cooperation between fixture block 12 and the draw-in groove 14 simultaneously, and the outside of fixture block 12 is right angled triangle moreover, and the fixture block 12 card of being more convenient for is gone into or is pulled out draw-in groove 14.
Wherein the number of the movable plates 10 is two, and the first spring 11 is elastically supported between the two movable plates 10.
Through the design of the first spring 11, the movable plate 10 has good elastic resetting performance, and at the moment, because the first spring 11 is in a compressed state, an elastic force is applied to the movable plate 10, so that the clamping block 12 is more tightly matched with the clamping groove 14.
The working principle and the using flow of the utility model are as follows:
firstly, the staff can press the movable plate 10 to drive the clamping block 12 to separate from the clamping groove 14 and release the limit to the movable block 6, so that the movable block 6 can drive the first gear 8 to move upwards to squeeze the conveying chain 2 through the rotating shaft 7, then the staff can loosen the movable plate 10, at the moment, because the first spring 11 is in a compressed state, the elastic force can be applied to the movable plate 10, and therefore the movable block 6 can be limited through the cooperation between the clamping block 12 and the clamping groove 14, and further the conveying chain 2 can be tensioned through the first gear 8, and the operation is simple, convenient and inapplicable to loosen.
After that, the staff can drive the mounting bracket 1 and rotate along the surface of circle axle 16, simultaneously through the cooperation between threaded rod 21 and the mounting bracket 1 for the staff can drive threaded rod 21 and control the removal along the outside of mounting bracket 1, thereby can extrude movable rack 19 through threaded rod 21, through the cooperation between movable rack 19 and second gear 17 this moment, makes will carry out spacingly to mounting bracket 1, and then is convenient for adjust scraper blade 3 to the angle that the material was carried.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solution of the present utility model, and not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will appreciate that; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (6)
1. A blade chain tensioner comprising a mounting frame (1), characterized in that: the utility model provides a novel automatic feeding device for a steel wire rope, including mounting bracket (1), inner wall of mounting bracket (1) both sides is provided with conveyor chain (2), is provided with scraper blade (3) between two sets of conveyor chain (2), the top fixedly connected with baffle (4) of mounting bracket (1), both sides outer wall fixedly connected with round bar (5) of mounting bracket (1), the surface activity of round bar (5) cup joints movable block (6), and the activity cup joints between two movable blocks (6) is located pivot (7) in mounting bracket (1), the fixed surface of pivot (7) cup joints first gear (8), first gear (8) with conveyor chain (2) meshing is connected, the inside fixedly connected with dead lever (9) of one of them movable block (6), the surface activity of dead lever (9) cup joint movable plate (10) and with first spring (11) that movable plate (10) are connected, the outside fixedly connected with fixture block (12) of movable plate (10), the outer wall fixedly connected with mounting panel (13) of mounting bracket (1), a plurality of draw-in grooves (14) have been seted up to the outer wall of mounting panel (13).
2. The blade chain tensioner of claim 1, wherein: the bottom of mounting bracket (1) is provided with base (15), the top fixedly connected with round axle (16) of base (15), the top fixedly connected with second gear (17) of round axle (16), the bottom fixedly connected with fixed axle (18) of mounting bracket (1), movable frame (19) have been cup jointed in the surface activity of fixed axle (18), one side threaded connection of mounting bracket (1) has threaded rod (21).
3. The blade chain tensioner as set forth in claim 2, wherein: the outer side of the movable frame (19) is tooth-shaped, and the movable frame (19) is meshed with the second gear (17).
4. The blade chain tensioner as set forth in claim 2, wherein: the outer surface of the fixed shaft (18) is movably sleeved with a second spring (20), the second spring (20) is elastically supported between the mounting frame (1) and the movable frame (19), and the threaded rod (21) is in extrusion contact with the movable frame (19).
5. The blade chain tensioner of claim 1, wherein: the outer side of the clamping block (12) is in a right triangle shape, and the clamping block (12) is movably clamped with the clamping groove (14).
6. The blade chain tensioner as set forth in any one of claims 1-5, wherein: the number of the movable plates (10) is two, and the first springs (11) are elastically supported between the two movable plates (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193122.8U CN219807318U (en) | 2023-05-17 | 2023-05-17 | Scraper chain tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193122.8U CN219807318U (en) | 2023-05-17 | 2023-05-17 | Scraper chain tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219807318U true CN219807318U (en) | 2023-10-10 |
Family
ID=88217435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321193122.8U Active CN219807318U (en) | 2023-05-17 | 2023-05-17 | Scraper chain tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219807318U (en) |
-
2023
- 2023-05-17 CN CN202321193122.8U patent/CN219807318U/en active Active
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