CN204459077U - A kind of Combined belt dish - Google Patents
A kind of Combined belt dish Download PDFInfo
- Publication number
- CN204459077U CN204459077U CN201520096160.0U CN201520096160U CN204459077U CN 204459077 U CN204459077 U CN 204459077U CN 201520096160 U CN201520096160 U CN 201520096160U CN 204459077 U CN204459077 U CN 204459077U
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- CN
- China
- Prior art keywords
- strap disc
- diagonal bar
- disc
- adjustment sleeve
- movable
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Abstract
The utility model discloses a kind of Combined belt dish, comprise movable strap disc, fixed strap disc, adjustment sleeve, locking nut and stationary axle.It is characterized in that: the one side of movable strap disc and fixed strap disc in axial direction all conically, its circumferential direction is all wide diagonal bar, between diagonal bar and diagonal bar is muscle groove, and the shape of the taper shape on movable strap disc, diagonal bar, muscle groove is identical with the appropriate section of fixed strap disc with size; The endoporus of adjustment sleeve has internal thread, the external diameter of its one end has baffle ring, is provided with movable strap disc on its inner diameter, and carry out spacing with baffle ring; There is outside thread one end of stationary axle, and the other end is optical axis, and optical axis end is connected with fixed strap disc by key, and threaded end is connected with the internal thread of adjustment sleeve, is provided with locking nut in the outermost end of screw thread near movable strap disc end.This Combined belt dish structure is simple, easy to operate, realizes the spacing of movable strap disc and fixed strap disc by regulating adjustment sleeve thus changes the tensioning degree of belt.
Description
Technical field
The utility model relates to driving parts technical field, specifically a kind of Combined belt dish.
Background technique
In the common kind of drive structure of V belt translation simple, operate steadily, noise is low, it is little to vibrate, and when overload, V belt translation has overload protection function, therefore is widely used.The rate of tension of belt has vital impact to bel-drivenn efficiency, reliability etc., belt tightening is too small, make belt slack, belt slippage, cause transmission efficiency driving torque little, acceleration belt weares and teares, if belt tightening is excessive, belt easily ruptures, therefore, in belt transmission, need the rate of tension of suitably adjustment belt.But the deficiency of now widely used belt pulley is just that the diameter of belt pulley is all fixing, just cannot changes once installation, again cannot regulate the rate of tension of belt, but rely on adjustment Idle wheel to regulate.Employing Idle wheel regulates, and not only makes the complex structure of belt drive system, too increases user cost simultaneously.
Model utility content
For the problems referred to above, the utility model aims to provide a kind of Combined belt dish.
For realizing this technical purpose, scheme of the present utility model is: comprise movable strap disc, fixed strap disc, adjustment sleeve, locking nut and stationary axle, the one side of fixed strap disc in axial direction conically, its circumferential direction is identical uniform diagonal bar, and between diagonal bar with diagonal bar is identical uniform muscle groove; The one side of movable strap disc in axial direction conically, its circumferential direction is also wide diagonal bar, between diagonal bar and diagonal bar is muscle groove, the shape of the taper shape on movable strap disc, diagonal bar, muscle groove and size are equal with fixed strap disc, that is except diameter of bore varies in size, the profile of movable strap disc and fixed strap disc, diameter, thickness, material are all identical; The endoporus of adjustment sleeve has internal thread, the external diameter of its one end has baffle ring, is provided with movable strap disc on its inner diameter, and carry out spacing with baffle ring; There is outside thread one end of stationary axle, the other end is optical axis, optical axis end is connected with fixed strap disc by key, be connected at the internal thread of threaded end with adjustment sleeve, near movable strap disc end, locking nut is installed at screw thread, the object of locking nut is fixed locked by adjustment sleeve, must not arbitrarily move along stationary axle.
Further, described movable strap disc and fixed strap disc are mounted opposite on stationary axle, namely the diagonal bar correspondence on movable strap disc is inserted in the muscle groove on fixed strap disc, on diagonal bar correspondence insertion movable strap disc on fixed strap disc in muscle groove, and make adjustment sleeve drive movable strap disc to move left and right along stationary axle by rotating adjustment sleeve, thus realize the diameter change of the V-type groove on Combined belt dish.
Further, be Spielpassung between described adjustment sleeve and movable strap disc, namely can mutually rotate between movable strap disc and adjustment sleeve.
The beneficial effects of the utility model are: the spacing of movable strap disc and fixed strap disc is not fixed, movable strap disc moves left and right relative to fixed strap disc by adjustment sleeve, relative movement between movable strap disc and fixed strap disc can change the diameter of V-type groove therebetween, namely change the diameter of Combined belt dish, just achieve the object of the rate of tension changing belt accordingly.This mechanism operation is simple, the rate of tension being changed belt by the diameter changing V-type groove between movable strap disc and fixed strap disc just additionally can use Idle wheel, more need not change belt pulley, solving existing belt pulley cannot the problem of tightening belt again because size is fixed.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is structure sectional view of the present utility model;
Fig. 3 is belt pulley structural representation of the present utility model;
In figure, 1 is stationary axle, and 2 is locking nuts, and 3 is adjustment sleeves, and 4 is movable strap discs, and 5 is fixed strap discs, and 6 is keys, and 7 is baffle rings, and 8 is diagonal bars, and 9 is muscle grooves.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, a kind of Combined belt dish, comprise movable strap disc 4, fixed strap disc 5, adjustment sleeve 3, locking nut 2 and stationary axle 1, there is outside thread one end of stationary axle 1, the other end is optical axis, optical axis end is connected with fixed strap disc 5 by key 6, be connected with adjustment sleeve 3 by screw thread at the other end, the endoporus of adjustment sleeve 3 has internal thread, movable strap disc 4 is installed on its inner diameter, the external diameter of its one end there is baffle ring 7, carry out spacing to movable strap disc 4, Spielpassung between adjustment sleeve 3 and movable strap disc 4, namely can mutually rotate between movable strap disc 4 and adjustment sleeve 3, near movable strap disc end, locking nut is installed at screw thread, the object of locking nut is fixed locked by adjustment sleeve, must not arbitrarily move along stationary axle.
As shown in Figure 3, the one side of movable strap disc 4 and fixed strap disc 5 in axial direction all conically, its circumferential direction is all wide diagonal bar 8, and between diagonal bar and diagonal bar is muscle groove 9, and the shape of the taper shape on movable strap disc, diagonal bar 8, muscle groove 9 is identical with the appropriate section of fixed strap disc 5 with size.Movable strap disc 4 and fixed strap disc 5 are mounted opposite on stationary axle 1, namely the diagonal bar correspondence on movable strap disc 4 is inserted in the muscle groove on fixed strap disc 5, on diagonal bar correspondence insertion movable strap disc 4 on fixed strap disc 5 in muscle groove, and by rotating adjustment sleeve 3, adjustment sleeve 3 drives movable strap disc 4 to move left and right along stationary axle 1, thus realizes the diameter change of the V-type groove of Combined belt dish.
Regulating method: for increasing the diameter of Combined belt dish V-type groove, first locking nut 2 is unclamped, rotate adjustment sleeve 3, make it move along the direction near fixed strap disc 5, adjustment sleeve 3 drives movable strap disc 4 to move together, and movable strap disc 4 is gradually near fixed strap disc 5, diagonal bar correspondence on movable strap disc 4 is inserted in the muscle groove on fixed strap disc 5, the diameter of V-type groove increases, and namely the diameter of Combined belt dish increases, and realizes the object that belt is tensioned.
For reducing the diameter of Combined belt dish V-type groove, first locking nut 2 is unclamped, rotating adjustment sleeve 3 makes it move along the direction away from fixed strap disc 5, movable strap disc 4 increases with the spacing of fixed strap disc 5, diagonal bar correspondence on movable strap disc 4 exits in the muscle groove on fixed strap disc 5, the diameter of V-type groove reduces, and namely the diameter of Combined belt dish reduces, and realizes the object regulating excessive belt stretch.
Combined belt dish can realize the adjustment of belt tightening, when belt needs to be tensioned, by rotating adjustment sleeve 3, the diameter of suitable increase Combined belt dish just can tightening belt, do not need additionally to use Idle wheel, simplify tape handler, save user cost; If tension installed by belt, by rotating adjustment sleeve 3, the diameter suitably reducing Combined belt dish ensures the rate of tension of belt.This apparatus structure is simple, easy to adjust, solves existing diameter pulley immutable and again cannot regulate the problem of the rate of tension of belt.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any reference character in claim should be considered as the claim involved by limiting.
The above; be only preferred embodiment of the present utility model; not in order to limit the utility model, every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalently replace and improve, within the protection domain that all should be included in technical solutions of the utility model.
Claims (3)
1. a Combined belt dish, it is characterized in that: comprise movable strap disc (4), fixed strap disc (5), adjustment sleeve (3), locking nut (2) and stationary axle (1), the one side of fixed strap disc (5) in axial direction conically, its circumferential direction is wide diagonal bar (8), and between diagonal bar and diagonal bar is muscle groove (9); The one side of movable strap disc (4) in axial direction conically, its circumferential direction is also identical uniform diagonal bar (8), between diagonal bar and diagonal bar is muscle groove (9), and the shape of the taper shape on movable strap disc, diagonal bar, muscle groove is identical with the appropriate section of fixed strap disc (5) with size; The endoporus of adjustment sleeve (3) has internal thread, the external diameter of its one end has baffle ring (7), is provided with movable strap disc (4) on its inner diameter, and carry out spacing with baffle ring (7); There is outside thread one end of stationary axle (1), the other end is optical axis, optical axis end is connected with fixed strap disc (5) by key (6), be connected at the internal thread of threaded end with adjustment sleeve (3), near movable strap disc (4) end, locking nut (2) be installed in the outermost end of screw thread.
2. a kind of Combined belt dish according to claim 1, it is characterized in that: movable strap disc (4) and fixed strap disc (5) are mounted opposite on stationary axle (1), namely the diagonal bar correspondence on movable strap disc (4) is inserted in the muscle groove on fixed strap disc (5), diagonal bar correspondence on fixed strap disc (5) is inserted in the upper muscle groove of movable strap disc (4), and make adjustment sleeve (3) drive movable strap disc (4) to move left and right along stationary axle (1) by rotating adjustment sleeve (3), thus realize the diameter change of the V-type groove of Combined belt dish.
3. a kind of Combined belt dish according to claim 1, is characterized in that: be Spielpassung between adjustment sleeve (3) and movable strap disc (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520096160.0U CN204459077U (en) | 2015-02-09 | 2015-02-09 | A kind of Combined belt dish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520096160.0U CN204459077U (en) | 2015-02-09 | 2015-02-09 | A kind of Combined belt dish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204459077U true CN204459077U (en) | 2015-07-08 |
Family
ID=53665963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520096160.0U Expired - Fee Related CN204459077U (en) | 2015-02-09 | 2015-02-09 | A kind of Combined belt dish |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204459077U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240491A (en) * | 2015-10-22 | 2016-01-13 | 清华大学 | Reducing friction wheel for rope transmission of climbing device |
| CN106958630A (en) * | 2017-05-17 | 2017-07-18 | 河南瑞创通用机械制造有限公司 | One kind has grade adjustable straps wheel and a pulley tensioner |
| CN113309835A (en) * | 2021-05-13 | 2021-08-27 | 秦艳姣 | Petal type double-insertion continuously variable transmission device |
-
2015
- 2015-02-09 CN CN201520096160.0U patent/CN204459077U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240491A (en) * | 2015-10-22 | 2016-01-13 | 清华大学 | Reducing friction wheel for rope transmission of climbing device |
| CN105240491B (en) * | 2015-10-22 | 2017-11-28 | 清华大学 | A kind of reducing friction pulley of rope drive for climbing device |
| CN106958630A (en) * | 2017-05-17 | 2017-07-18 | 河南瑞创通用机械制造有限公司 | One kind has grade adjustable straps wheel and a pulley tensioner |
| CN113309835A (en) * | 2021-05-13 | 2021-08-27 | 秦艳姣 | Petal type double-insertion continuously variable transmission device |
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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: 20150708 Termination date: 20160209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |