CN205260747U - Belt tensioning device - Google Patents
Belt tensioning device Download PDFInfo
- Publication number
- CN205260747U CN205260747U CN201520938741.4U CN201520938741U CN205260747U CN 205260747 U CN205260747 U CN 205260747U CN 201520938741 U CN201520938741 U CN 201520938741U CN 205260747 U CN205260747 U CN 205260747U
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- China
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- hole
- bar
- shaped trough
- slide
- described bar
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Abstract
The utility model discloses a belt tensioning device, comprising a base plate, be equipped with two relative just backup pads of vertical setting on the bottom plate, the relative bar through -hole that just is provided with two parallel arrangement separately in two backup pads, be equipped with in the bar through -hole can the welt shape through -hole length direction remove and respectively with bar through -hole both sides wall sliding fit's slide, still be equipped with in the bar through -hole and be used for limiting the spacing guider of slide from the interior roll -off of bar through -hole, be equipped with the clamping shaft that two levels just were parallel to each other between two backup pads, clamping shaft's both ends respectively with the stripe shape through -hole of relative setting in slide normal running fit, the outside that is located two backup pads is equipped with telescopic adjusting rod respectively, telescopic adjusting rod's both ends are connected through the hinge with clamping shaft parallel arrangement and two adjacent slides are articulated respectively. The utility model discloses simple structure, convenient operation, rate of tension through adjust the belt to clamping shaft does not influence the transmission effect, has still reduced the belt wearing and tearing.
Description
Technical field
The utility model relates to a kind of tensioning apparatus, is specifically related to a kind of belt stretcher.
Background technology
Belt transmission is common mechanical driving device, is applied to various occasions. Belt is using after a period of time, inevitably can produce laxly, causes belt creep, therefore needs the rate of tension of belt to adjust. The normal way that adopts the centre-to-centre spacing of adjusting driving wheel and driven pulley is carried out tightening belt at present. But, adjust centre-to-centre spacing the position of driven pulley is moved, thereby cause the mechanism that is transmitted not parallel, affect transmission effect or increase belt wearing and tearing etc., in addition also inconvenience of this traditional belt tension mode complex structure, operation.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of simple in structure, easy to operate, do not affect transmission effect, reduce the belt stretcher of belt wearing and tearing.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
A kind of belt stretcher, it is characterized in that: comprise base plate, the gripper shoe that described base plate is provided with two relatively and vertically arranges, in two described gripper shoes, relatively and be separately provided with two strip through-holes that be arranged in parallel, in described strip through-hole, be provided with the slide that can move and be slidably matched with described strip through-hole two side respectively along described strip through-hole length direction, in described strip through-hole, be also provided with for limiting the limiting and guiding device of described slide from skidding off in described strip through-hole, the tensioning shaft that is provided with two levels and is parallel to each other between two described gripper shoes, the two ends of described tensioning shaft respectively with the described stripe shape through hole being oppositely arranged in slide be rotatably assorted, the outside that is positioned at described two gripper shoes is respectively equipped with telescopic advance lever, the two ends of described telescopic advance lever are articulated and connected by the hinge described slide adjacent with two be arrangeding in parallel with described tensioning shaft respectively.
In the utility model, when use, the belt in belt transmission agency is walked around two tensioning shafts successively, in the time that needs carry out rate of tension adjusting to belt, only need to regulate the dilatability of the telescopic advance lever outside two gripper shoe both sides. When telescopic advance lever shortens, slide slides in stripe shape through hole, and two tensioning shafts are moved in opposite directions, and belt is carried out to tensioning. It is simple in structure, easy to operate, does not affect transmission effect, has reduced belt wearing and tearing.
As optimization, described telescopic advance lever comprises adjusting rod and is positioned at the screw rod at adjusting rod two ends, on the two ends end face of described adjusting rod, be concaved with along its length respectively the screwed hole that the hand of spiral is contrary, one end of described screw rod extend in described screwed hole and with its threaded engagement, the other end of described screw rod and described slide are articulated and connected. Rotation adjusting rod, moves in opposite directions respectively the screw rod at adjusting rod two ends, thereby the slide in same gripper shoe is moved in opposite directions, and reaches the object that regulates rate of tension.
As optimization, on the outer surface at described adjusting rod middle part, be provided with at least two and be parallel to each other and be configured for the clamping surface of described adjusting rod axis parallel the portion of twisting that conveniently makes described adjusting rod rotate. The instrumental purposes such as spanner easy to use are twisted operation in the portion of twisting, and make to regulate convenient.
As optimization, one side sidewall of described strip through-hole is provided with the bar-shaped trough extending along described strip through-hole length direction, the bar blocks that is provided with in described bar-shaped trough and extends along described bar-shaped trough length direction, between described bar-shaped trough and described bar blocks, be provided with as described bar blocks reaches described bar-shaped trough away from one end of described bar-shaped trough bottom land the elastic device of elastic force is provided outward, the two ends of described elastic device are fixedly connected with described bar blocks with described bar-shaped trough respectively, described slide is provided with the gathering sill matching with described bar blocks, in the time of described elastic device compression, described bar blocks can extend in described bar-shaped trough away from one end of described bar-shaped trough bottom land. slide, being arranged on before strip through-hole, first pushes the bar blocks in strip through-hole, and bar blocks is pressed in bar-shaped trough completely, then slide is placed in strip through-hole, makes the gathering sill on slide corresponding with described guide pad, stop the extruding to bar blocks, bar blocks is under the effect of elastic device elastic force, and bar-shaped trough is stretched out in one end of bar blocks, extend in the gathering sill of slide simultaneously, slide is just limited in strip through-hole like this, is merely able to move in stripe shape through hole along bar blocks length direction.
As optimization, described elastic device comprises that the two ends of described spring are fixedly connected with described bar blocks with described bar-shaped trough respectively along evenly spaced multiple springs of described bar-shaped trough length direction. Make to act on spring force in bar blocks more even, better stretching in bar-shaped trough of bar blocks lead with spacing to slide.
As optimization, described bar blocks is evenly arranged at intervals with multiple leads along described bar blocks length direction on a side side of described bar-shaped trough bottom land, the axis direction of described lead parallels with the elastic force direction of described elastic device, and described bar-shaped trough bottom land is provided with described lead opposite position the pilot hole matching with described lead. Bar blocks can be moved along the elastic force direction of elastic device, bar blocks can better be extend in the gathering sill on slide.
In sum, the beneficial effects of the utility model are: the utility model is simple in structure, easy to operate, by tensioning shaft being regulated to the rate of tension of belt, do not affect transmission effect, have also reduced belt wearing and tearing.
Brief description of the drawings
In order to make object, technical scheme and the advantage of utility model clearer, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is side view of the present utility model;
Fig. 2 is the utility model medi-spring mounting structure schematic diagram;
Fig. 3 is lead mounting structure schematic diagram in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, belt stretcher in this detailed description of the invention, comprise base plate 1, the gripper shoe 2 that described base plate 1 is provided with two relatively and vertically arranges, in two described gripper shoes 2, relatively and be separately provided with two strip through-holes that be arranged in parallel 3, in described strip through-hole 3, be provided with the slide 4 that can move and be slidably matched with described strip through-hole 3 two sides respectively along described strip through-hole 3 length directions, in described strip through-hole 3, be also provided with for limiting the limiting and guiding device of described slide 4 from skidding off in described strip through-hole 3, the tensioning shaft 5 that is provided with two levels and is parallel to each other between two described gripper shoes 2, the two ends of described tensioning shaft 5 respectively with the described stripe shape through hole 3 being oppositely arranged in slide 4 be rotatably assorted, the outside that is positioned at described two gripper shoes 2 is respectively equipped with telescopic advance lever, the two ends of described telescopic advance lever are articulated and connected by the hinge described slide 4 adjacent with two be arrangeding in parallel with described tensioning shaft 5 respectively.
In this detailed description of the invention, described telescopic advance lever comprises adjusting rod 6 and is positioned at the screw rod 7 at adjusting rod 6 two ends, on the two ends end face of described adjusting rod 6, be concaved with along its length respectively the screwed hole that the hand of spiral is contrary, one end of described screw rod 7 extend in described screwed hole and with its threaded engagement, the other end of described screw rod and described slide 4 are articulated and connected.
In this detailed description of the invention, on the outer surface at described adjusting rod 6 middle parts, be provided with at least two and be parallel to each other and be configured for the clamping surface of described adjusting rod 6 axis parallels the portion of twisting 8 that conveniently makes described adjusting rod 6 rotate.
In this detailed description of the invention, one side sidewall of described strip through-hole 3 is provided with the bar-shaped trough 9 extending along described strip through-hole 3 length directions, the bar blocks 10 that is provided with in described bar-shaped trough 9 and extends along described bar-shaped trough 9 length directions, between described bar-shaped trough 9 and described bar blocks 10, be provided with as described bar blocks 10 reaches described bar-shaped trough 9 away from one end of described bar-shaped trough 9 bottom lands the elastic device of elastic force is provided outward, the two ends of described elastic device are fixedly connected with described bar blocks 10 with described bar-shaped trough 9 respectively, described slide 4 is provided with the gathering sill 11 matching with described bar blocks 10, in the time of described elastic device compression, described bar blocks 10 can extend in described bar-shaped trough 11 away from one end of described bar-shaped trough 9 bottom lands.
In this detailed description of the invention, described elastic device comprises that the two ends of described spring 12 are fixedly connected with described bar blocks 10 with described bar-shaped trough 9 respectively along evenly spaced multiple springs 12 of described bar-shaped trough 9 length directions.
In this detailed description of the invention, described bar blocks 10 is evenly arranged at intervals with multiple leads 13 along described bar blocks 10 length directions on a side side of described bar-shaped trough 9 bottom lands, the axis direction of described lead 13 parallels with the elastic force direction of described elastic device, and described bar-shaped trough 9 bottom lands are provided with described lead 13 opposite positions the pilot hole 14 matching with described lead 13.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although by the utility model being described with reference to preferred embodiment of the present utility model, but those of ordinary skill in the art is to be understood that, can make various changes to it in the form and details, and not depart from the spirit and scope of the present utility model that appended claims limits.
Claims (6)
1. a belt stretcher, it is characterized in that: comprise base plate, the gripper shoe that described base plate is provided with two relatively and vertically arranges, in two described gripper shoes, relatively and be separately provided with two strip through-holes that be arranged in parallel, in described strip through-hole, be provided with the slide that can move and be slidably matched with described strip through-hole two side respectively along described strip through-hole length direction, in described strip through-hole, be also provided with for limiting the limiting and guiding device of described slide from skidding off in described strip through-hole, the tensioning shaft that is provided with two levels and is parallel to each other between two described gripper shoes, the two ends of described tensioning shaft respectively with the described strip through-hole being oppositely arranged in slide be rotatably assorted, the outside that is positioned at described two gripper shoes is respectively equipped with telescopic advance lever, the two ends of described telescopic advance lever are articulated and connected by the hinge described slide adjacent with two be arrangeding in parallel with described tensioning shaft respectively.
2. belt stretcher according to claim 1, it is characterized in that: described telescopic advance lever comprises adjusting rod and is positioned at the screw rod at adjusting rod two ends, on the two ends end face of described adjusting rod, be concaved with along its length respectively the screwed hole that the hand of spiral is contrary, one end of described screw rod extend in described screwed hole and with its threaded engagement, the other end of described screw rod and described slide are articulated and connected.
3. belt stretcher according to claim 1, is characterized in that: on the outer surface at described adjusting rod middle part, be provided with at least two and be parallel to each other and be configured for the clamping surface of described adjusting rod axis parallel the portion of twisting that conveniently makes described adjusting rod rotate.
4. belt stretcher according to claim 1, it is characterized in that: a side sidewall of described strip through-hole is provided with the bar-shaped trough extending along described strip through-hole length direction, the bar blocks that is provided with in described bar-shaped trough and extends along described bar-shaped trough length direction, between described bar-shaped trough and described bar blocks, be provided with as described bar blocks reaches described bar-shaped trough away from one end of described bar-shaped trough bottom land the elastic device of elastic force is provided outward, the two ends of described elastic device are fixedly connected with described bar blocks with described bar-shaped trough respectively, described slide is provided with the gathering sill matching with described bar blocks, in the time of described elastic device compression, described bar blocks can extend in described bar-shaped trough away from one end of described bar-shaped trough bottom land.
5. belt stretcher according to claim 4, is characterized in that: described elastic device comprises that the two ends of described spring are fixedly connected with described bar blocks with described bar-shaped trough respectively along evenly spaced multiple springs of described bar-shaped trough length direction.
6. belt stretcher according to claim 4, it is characterized in that: described bar blocks is evenly arranged at intervals with multiple leads along described bar blocks length direction on a side side of described bar-shaped trough bottom land, the axis direction of described lead parallels with the elastic force direction of described elastic device, and described bar-shaped trough bottom land is provided with described lead opposite position the pilot hole matching with described lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520938741.4U CN205260747U (en) | 2015-11-23 | 2015-11-23 | Belt tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520938741.4U CN205260747U (en) | 2015-11-23 | 2015-11-23 | Belt tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205260747U true CN205260747U (en) | 2016-05-25 |
Family
ID=56002276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520938741.4U Expired - Fee Related CN205260747U (en) | 2015-11-23 | 2015-11-23 | Belt tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205260747U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333075A (en) * | 2015-11-23 | 2016-02-17 | 重庆红亿机械有限公司 | Belt tensioning device |
| CN107975575A (en) * | 2016-10-21 | 2018-05-01 | 范佳晨 | Belt pulley tension base |
| CN108087511A (en) * | 2016-11-21 | 2018-05-29 | 徐涌涛 | Belt pulley tension base |
-
2015
- 2015-11-23 CN CN201520938741.4U patent/CN205260747U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333075A (en) * | 2015-11-23 | 2016-02-17 | 重庆红亿机械有限公司 | Belt tensioning device |
| CN105333075B (en) * | 2015-11-23 | 2017-07-28 | 重庆红亿机械有限公司 | A kind of belt stretcher |
| CN107975575A (en) * | 2016-10-21 | 2018-05-01 | 范佳晨 | Belt pulley tension base |
| CN108087511A (en) * | 2016-11-21 | 2018-05-29 | 徐涌涛 | Belt pulley tension base |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20181123 |