CN206268394U - A kind of swing type tensioning apparatus for belt - Google Patents
A kind of swing type tensioning apparatus for belt Download PDFInfo
- Publication number
- CN206268394U CN206268394U CN201621008806.6U CN201621008806U CN206268394U CN 206268394 U CN206268394 U CN 206268394U CN 201621008806 U CN201621008806 U CN 201621008806U CN 206268394 U CN206268394 U CN 206268394U
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- cover plate
- spring
- arm plate
- support base
- plate
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Abstract
The utility model discloses a kind of swing type tensioning apparatus for belt,It includes arm plate,Tensioning wheel,Bearing pin,Cover plate and swivel nut,Arm plate lower end is supported on a support base matrix,Cover plate is arranged between arm plate and support base matrix,Swivel nut is affixed with cover plate lower end through arm plate,One fastener for making cover plate be pressed on support base matrix is installed in swivel nut,Two relative arc grooves are provided between arm plate and cover plate,Every arc groove is respectively arranged at the two ends with one piece of spring stop piece,One of spring stop piece is connected on arm plate,Another piece of spring stop piece is connected on the cover board,Spring is provided with arc groove,A groove is offered on the right side of cover plate,Two take-up rollers corresponding with spring are provided with groove,A sliding block is mounted in arc groove,One pull rope is installed in sliding block,Pull rope is connected through spring and with corresponding take-up roller.The beneficial effects of the utility model are：It has simple structure, tensioning convenient and the adjustable advantage of tensioning dynamics.
Description
Technical field
The utility model is related to mechanical transmission fields, particularly a kind of swing type tensioning apparatus for belt.
Background technology
Tensioning apparatus is mainly realizes that belt pulley is tensioned by changing tensioning idler positions, therefore occurs in that linear tensioning
Device and swing type tensioning apparatus, but existing swing type tensioning apparatus, its tensioning dynamics cannot change or change difficulty compared with
Greatly, it usually needs take out spring, tensioning is realized in the spring for installing different length, therefore is operated extremely complex.
Utility model content
The purpose of this utility model is the shortcoming for overcoming prior art, there is provided a kind of simple structure, tensioning facilitate and open
The adjustable swing type tensioning apparatus for belt of clamp force degree.
The purpose of this utility model is achieved through the following technical solutions：A kind of swing type tensioning apparatus for belt,
It includes arm plate, tensioning wheel, bearing pin, cover plate and swivel nut, and described bearing pin one end is assemblied on tensioning wheel by bearing, and its is another
End is connected in arm plate upper end, and arm plate lower end is supported on a support base matrix, and described cover plate is arranged on arm plate and support base base
Between body, swivel nut is affixed with cover plate lower end through arm plate, and one is provided with described swivel nut makes cover plate be pressed on support base matrix
On fastener, be provided with two relative arc grooves between described arm plate and cover plate, every arc groove is respectively arranged at the two ends with one
Block spring stop piece, one of spring stop piece is connected on arm plate, and another piece of spring stop piece is connected on the cover board, described circular arc
Be provided with spring in groove, a groove offered on the right side of described cover plate, be provided with groove two it is corresponding with spring
Take-up roller, a sliding block is mounted in described arc groove, a pull rope, described pull rope are installed in described sliding block
Connected through spring and with corresponding take-up roller.
Circumferentially positioned hole corresponding with the alignment pin of described support base matrix is provided with the outer face of described cover plate.
Plastic bushing is provided between described bearing and described bearing pin.
Described fastener is screw, and be pressed on cover plate on support base matrix through the inner bolt hole of swivel nut by screw.
Also opened up on described cover plate and be equipped with two guide rollers, described pull rope is connected by guide roller with take-up roller.
The utility model has advantages below：The swing type for belt that the utility model embodiment is provided is tensioned dress
Put, be provided with take-up roller, guide roller and sliding block, by take-up roller take-up, sliding block compression spring, so that change the length of spring,
So as to change the torsion between arm plate and cover plate, so as to the size of tensile force can be changed, realize that belt pulley swings tensioning.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model
Fig. 2 is the right view of Fig. 1
In figure, 1- cover plates, 2- arm plates, 3- swivel nuts, 4- bearing pins, 5- tensioning wheels, 6- bearings, 7- support base matrixes, 8- plastics
Bushing, 9- arc grooves, 10- spring stop pieces, 11- springs, 12- grooves, 13- take-up rollers, 14- sliding blocks, 15- pull ropes, 16- wires
Wheel, the circumferentially positioned holes of 17-.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings, protection domain of the present utility model be not limited to
It is lower described：
As shown in figure 1, a kind of swing type tensioning apparatus for belt, it includes arm plate 2, tensioning wheel 5, bearing pin 4, cover plate
1 and swivel nut 3, described one end of bearing pin 4 is assemblied on tensioning wheel 5 by bearing 6, and its other end is connected in the upper end of arm plate 2, arm plate
2 lower ends are supported on a support base matrix 7, and described cover plate 1 is arranged between arm plate 2 and support base matrix 7, and swivel nut 3 is passed through
Arm plate 2 is affixed with the lower end of cover plate 1, and a fastener for making cover plate 1 be pressed on support base matrix 7 is provided with described swivel nut 3,
It is provided with two relative arc grooves 9 between described arm plate 2 and cover plate 1, every arc groove 9 is respectively arranged at the two ends with one piece of spring catch
Piece 10, one of spring stop piece 10 is connected on arm plate 2, and another piece of spring stop piece 10 is connected on cover plate 1, described circular arc
Be provided with spring 11 in groove 9, offered on the right side of described cover plate 1 be provided with a groove 12, groove 12 two with
The corresponding take-up roller 13 of spring, is mounted on a sliding block 14 in described arc groove 9, a traction is provided with described sliding block 14
Rope 15, described pull rope 15 is connected through spring 11 and with corresponding take-up roller 13, and take-up roller 13 is worked, and pull rope 15 is pulled
Sliding block 14 is slided, so that spring 11 is compressed, after spring 11 is compressed, so as to produce a torsion between arm plate and cover plate
Power, makes arm plate two side belt pulley tensile force inconsistent, causes tensioning wheel to make the swing relative to support base around arm plate, so that
The centre-to-centre spacing of tensioning wheel 5 changes, and increased belt tension, and the arc structure of spring and fixed spring can play vibration damping work
With, the length of spring 11 is changed by take-up roller 13, so that tensioned power is adjustable, and in regulation, without dismounting
Spring, only need to control take-up roller 13, so that the tensioning apparatus is easy to adjust.
In the present embodiment, the alignment pin pair with described support base matrix 7 is provided with the outer face of described cover plate 1
The circumferentially positioned hole 17 answered, is easy to the fixation of cover plate 1 and support base matrix 7.
In the present embodiment, it is provided with plastic bushing 8 between described bearing 6 and described bearing pin 4, plastic bushing can be with
Play cushioning effect.
In the present embodiment, described fastener is screw, and cover plate 1 is pressed on branch by screw through the inner bolt hole of swivel nut 3
On support seat matrix 7.
In the present embodiment, also opened up on described cover plate 1 and be equipped with two guide rollers 16, described pull rope 15 is by leading
Line wheel 16 is connected with take-up roller 13, and guide roller 16 can change the direction of motion of pull rope, consequently facilitating the take-up of take-up roller 13.
Claims (4)
1. a kind of swing type tensioning apparatus for belt, it includes arm plate（2）, tensioning wheel（5）, bearing pin（4）, cover plate（1）With
Swivel nut（3）, described bearing pin（4）One end passes through bearing（6）It is assemblied in tensioning wheel（5）On, its other end is connected in arm plate（2）On
End, arm plate（2）Lower end is supported on a support base matrix（7）On, described cover plate（1）It is arranged on arm plate（2）With support base matrix
（7）Between, swivel nut（3）Through arm plate（2）With cover plate（1）Lower end is affixed, described swivel nut（3）Inside being provided with one makes cover plate（1）
It is pressed on support base matrix（7）On fastener, described arm plate（2）And cover plate（1）Between be provided with two relative arc grooves
（9）, every arc groove（9）Be respectively arranged at the two ends with one piece of spring stop piece（10）, one of spring stop piece（10）It is connected in arm plate
（2）On, another piece of spring stop piece（10）It is connected in cover plate（1）On, described arc groove（9）Inside it is provided with spring（11）, its
It is characterised by：Described cover plate（1）Right side on offer a groove（12）, groove（12）Two are inside provided with spring pair
The take-up roller answered（13）, described arc groove（9）Inside it is mounted on a sliding block（14）, described sliding block（14）One is inside provided with to lead
Messenger（15）, described pull rope（15）Through spring（11）And with corresponding take-up roller（13）Connection, described cover plate（1）On
Also open up and be equipped with two guide rollers（16）, described pull rope（15）By guide roller（16）With take-up roller（13）Connection.
2. a kind of swing type tensioning apparatus for belt according to claim 1, it is characterised in that：Described cover plate
（1）Outer face on be provided with and described support base matrix（7）The corresponding circumferentially positioned hole of alignment pin（17）.
3. a kind of swing type tensioning apparatus for belt according to claim 1, it is characterised in that：Described bearing
（6）With described bearing pin（4）Between be provided with plastic bushing（8）.
4. a kind of swing type tensioning apparatus for belt according to claim 1, it is characterised in that：Described fastener
It is screw, screw passes through swivel nut（3）Inner bolt hole by cover plate（1）It is pressed on support base matrix（7）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621008806.6U CN206268394U (en) | 2016-08-31 | 2016-08-31 | A kind of swing type tensioning apparatus for belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621008806.6U CN206268394U (en) | 2016-08-31 | 2016-08-31 | A kind of swing type tensioning apparatus for belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206268394U true CN206268394U (en) | 2017-06-20 |
Family
ID=59036328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621008806.6U Active CN206268394U (en) | 2016-08-31 | 2016-08-31 | A kind of swing type tensioning apparatus for belt |
Country Status (1)
| Country | Link |
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| CN (1) | CN206268394U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108982367A (en) * | 2018-09-28 | 2018-12-11 | 威海威高生物科技有限公司 | A kind of reagent arm for chemiluminescence instrument |
| CN113187859A (en) * | 2021-04-27 | 2021-07-30 | 龙沃科技开发有限公司 | Motor position adjusting and supporting device of oil pumping unit |
-
2016
- 2016-08-31 CN CN201621008806.6U patent/CN206268394U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108982367A (en) * | 2018-09-28 | 2018-12-11 | 威海威高生物科技有限公司 | A kind of reagent arm for chemiluminescence instrument |
| CN108982367B (en) * | 2018-09-28 | 2024-03-19 | 威海威高生物科技有限公司 | Reagent arm for chemiluminescent instrument |
| CN113187859A (en) * | 2021-04-27 | 2021-07-30 | 龙沃科技开发有限公司 | Motor position adjusting and supporting device of oil pumping unit |
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