CN202731517U - Pulley - Google Patents
Pulley Download PDFInfo
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- CN202731517U CN202731517U CN201220461259.2U CN201220461259U CN202731517U CN 202731517 U CN202731517 U CN 202731517U CN 201220461259 U CN201220461259 U CN 201220461259U CN 202731517 U CN202731517 U CN 202731517U
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- pulley
- wheel carrier
- groove
- fixed mount
- stabilizer
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Abstract
The utility model is applicable to the field of door and window hardware, and provides a pulley. The pulley comprises a fixed frame, a pulley stand, an installing shaft and pulleys, wherein the fixed frame is provided with an adjusting hole, the middle part of the pulley stand is provided with a fixed hole, the installing shaft passes through the adjusting hole and the fixed hole to install the pulley stand on the fixed frame, the pulleys are respectively arranged on the left and right sides of the pulley stand, and one side of the fixed frame is also provided with an adjusting device for adjusting the heights of the pulleys. After the technical scheme is adopted, when the heights of the pulleys are required to be adjusted, the adjusting device drives the pulley stand to move in the fixed frame, the installing shaft moves in the adjusting hole, the pulleys move along with the installing shaft, and the distances between the pulleys and the installing shaft are not changed, thereby effectively preventing the problems that when the pulley stand moves in the fixed frame, because the distances between the two pulleys and the installing shaft are not same, the bearing of the two pulleys is affected, and then a situation that the whole pulley is stressed unevenly is caused.
Description
Technical field
The utility model belongs to the door and window hardware field, relates in particular to a kind of pulley.
Background technology
Pulley is a kind of door and window hardware spare commonly used, and it generally is installed on top and the bottom of door and window, and door and window generally is installed on the doorframe and window frame, the upper slide rail that generally is provided with of doorframe and window frame, and described door and window was realized establishing slip at doorframe and window frame by pulley and cooperating of slide rail.Existing pulley generally comprises outrigger and internal frame, described outrigger is provided with installation shaft, the middle part is provided with the kidney-shaped inclined hole on the described internal frame, both sides are provided with pulley, described installation shaft is passed the kidney-shaped inclined hole internal frame is installed on the outrigger, and a side of described outrigger is provided with the adjusting device for the adjustable pulley height, and it is mobile in outrigger that described adjusting device can spur internal frame, described kidney-shaped inclined hole is mobile in installation shaft, thereby realizes the purpose of adjustable pulley height.
Although this structure of existing pulley has solved internal frame mobile problem with the adjustable pulley height in outrigger, but when internal frame moves to outrigger one side, installation shaft is not the middle part that is positioned at the kidney-shaped inclined hole, the pulley of internal frame one side is apart from the close together of installation shaft at this moment, the pulley of opposite side is distant apart from installation shaft, have a strong impact on the load-bearing of two pulleys, cause whole pulley unbalance stress.
The utility model content
The purpose of this utility model is to provide a kind of pulley, is intended to solve installation shaft on the existing pulley and the spacing of pulley and differs, and affects the load-bearing of two pulleys, causes the problem of whole pulley unbalance stress.
The utility model is to realize like this, a kind of pulley, comprise fixed mount, wheel carrier, installation shaft and pulley, offer adjustment hole on the described fixed mount, the middle part of described wheel carrier is provided with fixing hole, described installation shaft is passed adjustment hole and fixing hole with on the wheel carrier mounting and fixing support, and described pulley is installed on respectively the wheel carrier left and right sides, and a side of described fixed mount also is provided with the adjusting device for the adjustable pulley height.
After adopting above technical scheme, described adjustment hole is the kidney-shaped inclined hole, and described fixing hole is circular hole, and described installation shaft passes adjustment hole and fixing hole is installed on wheel carrier on the fixed mount.When needing the adjustable pulley height, it is mobile in fixed mount that adjusting device drives wheel carrier, installation shaft is mobile in the kidney-shaped inclined hole, described pulley is along with installation shaft is mobile together, the spacing of pulley and installation shaft is without any variation, prevented that effectively the spacing of installation shaft and pulley differed when wheel carrier from moving in fixed mount, affected the load-bearing of pulley, caused the problem of whole pulley unbalance stress.
The utility model also provides another kind of pulley, comprise fixed mount, wheel carrier, installation shaft and assembly pulley, offer adjustment hole on the described fixed mount, the middle part of described wheel carrier is provided with fixing hole, described installation shaft is passed adjustment hole and fixing hole with on the wheel carrier mounting and fixing support, described assembly pulley is installed on respectively the wheel carrier left and right sides, and a side of described fixed mount also is provided with the adjusting device for the adjustable pulley height.
After adopting above technical scheme, this pulley can greatly promote load capacity under the large variation prerequisite of structure.
Wherein, described fixed mount is provided with for the fixed mount mounting groove that wheel carrier is installed, and described wheel carrier is installed within the fixed mount mounting groove, described adjustment hole is opened in the middle part of fixed mount, this adjustment hole is the kidney-shaped inclined hole, and described fixing hole is circular hole, and the diameter of this fixing hole and installation shaft diameter are suitable.
Wherein, described installation shaft two ends respectively are provided with a fixed end, the both sides of described fixed mount respectively are provided with a fixed mount groove, described adjustment hole is positioned within the fixed mount groove, the degree of depth of described fixed mount groove is identical with the height of fixed end or a little less than the height of fixed end, the diameter of described fixed end is greater than the size of adjustment hole, described wheel carrier both sides respectively offer a wheel carrier groove, the length of described wheel carrier groove is greater than the length of fixed mount groove, the degree of depth and fixed mount groove are suitable, and the position of described wheel carrier groove is corresponding with the fixed mount groove location.
Wherein, described wheel carrier is provided with the wheel carrier mounting groove for mounting and fixing support, described fixed mount is provided with installation end, described installation end is installed among the wheel carrier mounting groove, described adjustment hole is opened on the installation end, this adjustment hole is the kidney-shaped inclined hole, and described fixing hole is circular hole, and the diameter of this fixing hole and the diameter of installation shaft are suitable.
Wherein, described assembly pulley comprises bracing frame, bracing frame installation shaft and two pulleys, the rotating left and right sides that is installed on bracing frame of described two pulleys, the support frame as described above installation shaft is positioned at the centre of two pulleys, described wheel carrier each side offer a wheel carrier installing hole, the support frame as described above installation shaft is installed in the wheel carrier installing hole.
Wherein, be provided with the stabilizer that anti-limited slip wheel breaks away from slide rail, described stabilizer is fixedly installed on the wheel carrier, this stabilizer bottom is provided with the stabilizer groove, the cross section of described stabilizer groove and the cross section of slide rail are suitable, the degree of depth of the pulley groove that the degree of depth of this stabilizer groove is provided with more than or equal to pulley.
Wherein, be provided with the stabilizer that anti-limited slip wheel breaks away from slide rail, described stabilizer is fixedly installed on wheel carrier or the bracing frame, this stabilizer bottom is provided with the stabilizer groove, the cross section of described stabilizer groove and the cross section of slide rail are suitable, the degree of depth of the pulley groove that the degree of depth of this stabilizer groove is provided with more than or equal to pulley.
Wherein, be provided with a stabilizer installing hole in the middle of the described stabilizer, both sides are provided with stabilizer along the limit, and described installation shaft is passed the stabilizer installing hole stabilizer is fixedly installed on the wheel carrier, and described stabilizer is close to the soffit of wheel carrier along the limit.
Wherein, described adjusting device comprises set screw, pad and adjusting nut, described pad is fixedly mounted on the inwall of fixed mount one end, described adjusting nut is installed in wheel carrier one end, offer a set screw groove on the described set screw, offer a pad groove on the described pad, described set screw is passed pad and is threaded with adjusting nut, and described pad groove is connected on the set screw groove.
Wherein, the quantity of described pulley is 2, and this pulley is identical with the spacing of installation shaft.
Wherein, the quantity of described assembly pulley is 2, and this assembly pulley is identical with the spacing of installation shaft.
Description of drawings
Fig. 1 is that the master of a kind of pulley of providing of the utility model embodiment 1 looks schematic diagram.
Fig. 2 is the elevational schematic view of a kind of pulley of providing of the utility model embodiment 1.
Fig. 3 is the cross-sectional schematic of a kind of pulley of providing of the utility model embodiment 1.
Fig. 4 is the exploded perspective view of a kind of pulley of providing of the utility model embodiment 1.
Fig. 5 is the schematic perspective view of a kind of pulley of providing of the utility model embodiment 1.
Fig. 6 is another schematic perspective view of a kind of pulley of providing of the utility model embodiment 1.
Fig. 7 is that the master of a kind of pulley of providing of the utility model embodiment 2 looks schematic diagram.
Fig. 8 is the schematic perspective view of a kind of pulley of providing of the utility model embodiment 2.
Fig. 9 is another schematic perspective view of a kind of pulley of providing of the utility model embodiment 2.
Figure 10 is the schematic perspective view of the stabilizer that provides of the utility model embodiment 2.
Figure 11 is that schematic diagram is looked on the left side of a kind of pulley of providing of the utility model embodiment 2.
Figure 12 is the cross-sectional schematic of a kind of pulley of providing of the utility model embodiment 2.
Figure 13 is the schematic perspective view of a kind of pulley of providing of the utility model embodiment 3.
Figure 14 is the exploded perspective view of a kind of pulley of providing of the utility model embodiment 3.
Figure 15 is the schematic perspective view of a kind of pulley of providing of the utility model embodiment 4.
Figure 16 is the cross-sectional schematic of a kind of pulley of providing of the utility model embodiment 4.
Figure 17 is the exploded perspective view of a kind of pulley of providing of the utility model embodiment 4.
Figure 18 is the schematic perspective view of a kind of pulley of providing of the utility model embodiment 5.
Figure 19 is another schematic perspective view of a kind of pulley of providing of the utility model embodiment 5.
Figure 20 is the schematic perspective view of a kind of pulley middle pulley group of providing of the utility model embodiment 5.
Figure 21 is the exploded perspective view of a kind of pulley of providing of the utility model embodiment 5.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1-6, the utility model provides a kind of pulley, comprise fixed mount 1, wheel carrier 2, installation shaft 3, two pulley installation shaft 24 and two pulleys 22,23, the middle part of described fixed mount 1 is provided with adjustment hole 11, the middle part of described wheel carrier 2 is provided with fixing hole 21, described installation shaft 3 passes adjustment hole 11 and fixing hole 21 is installed to wheel carrier 2 on the fixed mount 1, described wheel carrier 2 each side offer a pulley installing hole 241, described pulley installation shaft 24 is respectively with pulley 22,23 are installed on the pulley installing hole 241, described pulley 22,23 are positioned at the left and right sides of installation shaft 3.See also Fig. 1-6, described pulley 22,23 is provided with pulley groove 221,231, described pulley groove 221,231 and the slide rail (not shown) be connected.One side of described fixed mount 1 is provided with for an adjusting device, thereby described adjusting device can spur wheel carrier 2 mobile height of realizing adjustable pulley in fixed mount 1.
See also Fig. 1-6, in the present embodiment, described fixed mount 1 is provided with a fixed mount mounting groove 10, described wheel carrier 2 is installed within the fixed mount mounting groove 10, described adjustment hole 11 is opened in the middle part of fixed mount 1, and this adjustment hole 11 is the kidney-shaped inclined hole, and the angle of inclination is 15～75 degree, in the present embodiment, the angle of inclination is 45 degree.Described fixing hole 21 is circular hole, and the diameter of the diameter of this fixing hole 21 and installation shaft 3 is suitable, and the two ends of described installation shaft 3 are installed on the adjustment hole 11, and installation shaft 3 can move in adjustment hole 11.Certainly, described adjustment hole 11 also can be other shapes, as long as installation shaft 3 can move within it.
When needing the adjustable pulley height, adjusting device drives wheel carrier 2 in fixed mount 1 interior movement, described installation shaft 3 is in adjustment hole 11 interior movements, described wheel carrier 2 and be installed in two pulleys 22 on the wheel carrier 2,23 along with installation shaft 3 is mobile together, two pulleys 22,23 and the spacing of installation shaft 3 without any variation, prevented that effectively wheel carrier 2 from differing in fixed mount 1 interior installation shaft 3 and two pulleys 22 when mobile, 23 spacing, causes the problem of whole pulley 22,23 unbalance stress.In the present embodiment, described pulley 22,23 identical with the spacing of installation shaft 3, the weight of described door and window can evenly conduct on the pulley 22,23 by installation shaft 3, and the stressing conditions of whole pulley can reach comparatively ideal state.
See also Fig. 1-6, described installation shaft 3 two ends respectively are provided with a fixed end 31, and the diameter of described fixed end 31 is greater than the diameter of adjustment hole 11, and this fixed end 31 is fixed on installation shaft 3 on adjustment hole 11 and the fixing hole 21 firmly.Corresponding with it, a fixed mount groove 12 is respectively established in the both sides of described fixed mount 1, and described adjustment hole 11 is arranged in fixed mount groove 12, and the height of the degree of depth of described fixed mount groove 12 and fixed end 31 is identical or a little less than the height of fixed end 31.After adopting above technical scheme, described fixed end 31 firmly is fixed on installation shaft 3 on adjustment hole 11 and the fixing hole 21, and fixed end 31 and fixed mount 1 two sides 14 are concordant or a little less than fixed mount 1 two sides 14, effectively avoid producing interference or friction with other component outside fixed end 31 outstanding fixed mount 1 two sides 14, thereby affect installation shaft 3 normally operation in adjustment hole 11.In addition, on fixed mount 1, each side establish the intensity that a fixed mount groove 12 also can increase fixed mount 1.
See also Fig. 1-6, described wheel carrier 2 both sides respectively offer a wheel carrier groove 20, the length of described wheel carrier groove 20 is greater than the length of fixed mount groove 12, and the degree of depth and fixed mount groove 12 are suitable, and the position of described wheel carrier groove 20 is corresponding with fixed mount groove 12 positions.In the present embodiment, described fixed mount groove 12 all is stamped to form with wheel carrier groove 20, and described wheel carrier groove 20 not only can be fixed mount groove 12 and reserves installing space, but also reserves mobile space for wheel carrier 2 in fixed mount 1.In addition, offer the intensity that wheel carrier groove 20 also can increase wheel carrier 2 at wheel carrier 2.
See also Fig. 1-6, the both sides of described pulley also are provided with and comprise two mounting mats 5, described mounting mat 5 is less and have certain pliability plastic cement and make by hardness, described two mounting mats 5 are installed on respectively the left and right sides of fixed mount 1, described fixed mount 1 each side is provided with an installing hole 13, respectively be provided with a mounting mat hole 51 on described two mounting mats 5, described mounting mat 5 is installed on the top of installing hole 13, described installing hole 13 is corresponding with mounting mat hole 51, and this installing hole 13 and mounting mat hole 51 are for the installation pulley.When needs are installed to pulley on the door and window, only need to pass installing hole 13 with the mounting screw (not shown) and pulley can be installed on the door and window with mounting mat hole 51.Because described mounting mat 5 is because described mounting mat 5 hardness are less and certain pliability arranged, so it has the effect of partial spring packing ring, when being easy to that with mounting screw pulley firmly is fixed on the door and window, is difficult for getting loose.In addition, described mounting mat 5 has also been filled up the space of fixed mount 1 left and right sides, strengthens the intensity of fixed mount 1 left and right sides.
See also Fig. 1-6, in the present embodiment, described adjusting device comprises a set screw 4, pad 41 and adjusting nut 42, described pad 41 is fixedly mounted on the inwall of fixed mount 1 one ends, described adjusting nut 42 is installed on the inwall of wheel carrier 2 one ends, offer a set screw groove 40 on the described set screw 4, offer a pad groove 411 on the described pad 41, described set screw 4 is passed pad 41 and is threaded with adjusting nut 42, and described pad groove 411 is connected on the set screw groove 40.After adopting above technical scheme, rotation set screw 4, described set screw 4 drives adjusting nut 42 and wheel carrier 2 moves, and it is mobile in adjustment hole 11 that wheel carrier 2 drives installation shaft 3, to realize the purpose of adjustable pulley height.
See also Figure 13, Figure 14, with reference to figure 15-17, in the present embodiment, described pulley comprises fixed mount 71, wheel carrier 72, installation shaft 713 and pulley 73,731, described wheel carrier 72 is provided with the wheel carrier mounting groove 721 for mounting and fixing support 71, and described fixed mount 71 is for zinc alloy diecasting forms, and the one end is installation end 711, described installation end 711 is installed among the wheel carrier mounting groove 721, and the thickness of this installation end 711 and wheel carrier mounting groove 721 width are suitable.Described fixed mount 71 is provided with adjustment hole 712, described wheel carrier 72 middle parts are provided with fixing hole 722, each side offer a wheel carrier installing hole 725, described pulley installation shaft 726 is installed in pulley 73,731 on the wheel carrier installing hole 725 respectively, described pulley 73,731 is positioned at the left and right sides of installation shaft 713, and described installation shaft 713 passes adjustment hole 712 and fixing hole 722 connects wheel carrier 72 and fixed mount 71.One side of described fixed mount 71 also is provided with the adjusting device 70 for the adjustable pulley height, and described adjusting device 70 is basic identical with the adjusting device principle among the embodiment 1, and structure is slightly different.In embodiment 1, described set screw is being fixedly connected on fixed mount by set screw groove 40 and pad groove 411, in the present embodiment, set screw 701 in the described adjusting device 70 is by the stop part 702 that is arranged on the fixed mount 71 set screw 701 to be fixed on the fixed mount, described stop part 702 is fixed on the fixed mount by the nut 7011 that stops set screw 701, does not affect again the normal rotation of set screw 701.
Be installed among the fixed mount 1 with wheel carrier 2 among the embodiment 1, described adjustment hole 11 is positioned at the outside of fixing hole 21, the two ends of installation shaft 3 are mobile comparing in adjustment hole 11, the installation end 711 of fixed mount described in the present embodiment 71 is installed among the wheel carrier 2, described adjustment hole 712 is positioned at the inboard of fixing hole 722, the two ends of described installation shaft 713 directly are fixedly connected with wheel carrier 72, when needs adjustable pulley height, adjusting device pulling wheel carrier 72 moves, and the middle part of installation shaft 713 is thereupon in adjustment hole 712 interior movements.Because the two ends of described installation shaft 713 are fixedly connected with fixing hole 722 on the wheel carrier 72, during assembling, directly riveted joint gets final product, and technique is comparatively simple; By comparison, installation shaft 3 described in the embodiment 1 should be fixedly installed in the adjustment hole 11 on the fixed mount 1, guarantees that again this installation shaft can be mobile comparatively smoothly on adjustment hole 11, and manufacturing process is just complicated many.In addition, in the present embodiment, the contact surface of the middle part of described installation shaft 713 and adjustment hole 712 is large, and therefore the structure of whole pulley is more firm, stressed more reasonable.
See also Fig. 7-12, the pulley that the present embodiment provides has increased the stabilizer 6 of an anti-limited slip wheel disengaging slide rail on the basis of embodiment 1, described stabilizer 6 is fixedly installed in the middle part of wheel carrier 2, its below is provided with a stabilizer groove 62, the rank street face of the cross section of described stabilizer groove 62 and slide rail is suitable, and the degree of depth A of this stabilizer groove 62 is more than or equal to pulley groove 221,231 depth B.After adopting above technical scheme, the degree of depth of described stabilizer groove 62 parcel slide rails can not only make pulley 22,23 smooth and easy slip on slide rail, and can also prevent that effectively limited slip wheel comes off from slide rail more than or equal to pulley groove 221,231 the degree of depth, kills two birds with one stone.
See also Fig. 7-12, in the present embodiment, be provided with stabilizer installing holes 61 in the middle of the described stabilizer 6, both sides respectively are provided with a stabilizer along the limit 63, described installation shaft 3 is passed stabilizer installing hole 61 stabilizer 6 is fixedly installed on the wheel carrier 2, and described stabilizer is 63 soffits of being close to wheel carrier 2 along the limit.Be not limited in the present embodiment with said method stabilizer is fixedly installed on the wheel carrier 2, because stabilizer 6 being installed to the method for wheel carrier 2 also has a lot, such as just stabilizer 6 can be fixedly installed on the wheel carrier 2 with buckle, which kind of method that don't work is as long as be fixedly installed to wheel carrier 2 with stabilizer 6.
See also Fig. 7-12, in the present embodiment, described stabilizer 6 is made by plastic cement, is installed between two pulleys 22,23, and the length of this stabilizer 6 is less than two pulleys 22,23 spacing.Because described stabilizer 6 is made by the less plastic cement of hardness, described slide rail is generally made by the higher metal of hardness, so stabilizer 6 sound when slide rail moves is less.
See also Figure 15-17, the pulley that the present embodiment provides has increased the stabilizer 8 of an anti-limited slip wheel disengaging slide rail on the basis of embodiment 2.Compare with embodiment 2, in the present embodiment, described wheel carrier 72 1 sides prolong, in order to stabilizer 8 to be installed, the below of described stabilizer 8 is provided with a stabilizer groove 81, the cross section of described stabilizer groove 81 and the cross section of slide rail are suitable, and the depth D of this stabilizer groove 81 is more than or equal to the degree of depth C of pulley 73,731 top sheave grooves.After adopting above technical scheme, the degree of depth of described stabilizer groove 81 parcel slide rails can not only make pulley 73,731 smooth and easy slip on slide rail, and can also prevent that effectively limited slip wheel comes off from slide rail more than or equal to the degree of depth of pulley groove, kills two birds with one stone.
See also Fig. 7-12, in the present embodiment, be provided with a stabilizer installing hole 83 in the middle of the described stabilizer 8, both sides respectively are provided with a stabilizer along the limit 82, described installation shaft 713 is passed stabilizer installing hole 83 stabilizer 8 is fixedly installed on the wheel carrier 72, and described stabilizer is 82 soffits of being close to wheel carrier 2 along the limit.Be not limited in the present embodiment with said method stabilizer 8 is fixedly installed on the wheel carrier 72, because stabilizer 8 being installed to the method for wheel carrier 72 also has a lot, such as just stabilizer 8 can be fixedly installed on the wheel carrier 2 with buckle, which kind of method that don't work is as long as be fixedly installed to stabilizer 8 on the wheel carrier 2.
See also Figure 18-21, the pulley that the present embodiment provides replaces with pulley 73,731 two assembly pulleys 9 on the basis of embodiment 4, described assembly pulley 9 comprises bracing frame 91, bracing frame installation shaft 92 and two pulleys 90, the described two pulleys 90 rotating left and right sides that are installed on bracing frame 9, support frame as described above installation shaft 92 is positioned at the centre of two pulleys 90, and this bracing frame installation shaft 92 is installed in the wheel carrier installing hole 725.After adopting above technical scheme, the pulley number in the described pulley is increased to 4 by 2, can greatly increase the load capacity of whole pulley.
See also Figure 18-21, described pulley comprises two stabilizers 93, and the structure of described stabilizer 93 and be used for structure and the effect of embodiment 4 stabilizers 8 does not basic identically repeat them here.In the present embodiment, described stabilizer 93 is installed on respectively the middle part of two bracing frames 91, and certainly, described stabilizer 93 also can be installed on the wheel carrier 72 as the stabilizer among the embodiment 4 according to actual needs.
The same with the present embodiment, in embodiment 1, embodiment 2, embodiment 3, described pulley can replace with assembly pulley 9 according to actual needs.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. pulley, comprise fixed mount, wheel carrier, installation shaft and pulley, offer adjustment hole on the described fixed mount, the middle part of described wheel carrier is provided with fixing hole, described installation shaft is passed adjustment hole and fixing hole with on the wheel carrier mounting and fixing support, described pulley is installed on respectively the wheel carrier left and right sides, and a side of described fixed mount also is provided with the adjusting device for the adjustable pulley height.
2. pulley, comprise fixed mount, wheel carrier, installation shaft and assembly pulley, offer adjustment hole on the described fixed mount, the middle part of described wheel carrier is provided with fixing hole, described installation shaft is passed adjustment hole and fixing hole with on the wheel carrier mounting and fixing support, described assembly pulley is installed on respectively the wheel carrier left and right sides, and a side of described fixed mount also is provided with the adjusting device for the adjustable pulley height.
3. a kind of pulley as claimed in claim 1 or 2, it is characterized in that: described fixed mount is provided with for the fixed mount mounting groove that wheel carrier is installed, described wheel carrier is installed within the fixed mount mounting groove, described adjustment hole is opened in the middle part of fixed mount, this adjustment hole is the kidney-shaped inclined hole, described fixing hole is circular hole, and the diameter of this fixing hole and installation shaft diameter are suitable.
4. a kind of pulley as claimed in claim 3, it is characterized in that: described installation shaft two ends respectively are provided with a fixed end, the both sides of described fixed mount respectively are provided with a fixed mount groove, described adjustment hole is positioned within the fixed mount groove, the degree of depth of described fixed mount groove is identical with the height of fixed end or a little less than the height of fixed end, the diameter of described fixed end is greater than the size of adjustment hole, described wheel carrier both sides respectively offer a wheel carrier groove, the length of described wheel carrier groove is greater than the length of fixed mount groove, the degree of depth and fixed mount groove are suitable, and the position of described wheel carrier groove is corresponding with the fixed mount groove location.
5. a kind of pulley as claimed in claim 1 or 2, it is characterized in that: described wheel carrier is provided with the wheel carrier mounting groove for mounting and fixing support, described fixed mount is provided with installation end, described installation end is installed among the wheel carrier mounting groove, described adjustment hole is opened on the installation end, this adjustment hole is the kidney-shaped inclined hole, and described fixing hole is circular hole, and the diameter of this fixing hole and the diameter of installation shaft are suitable.
6. a kind of pulley as claimed in claim 2, it is characterized in that: described assembly pulley comprises bracing frame, bracing frame installation shaft and two pulleys, the rotating left and right sides that is installed on bracing frame of described two pulleys, the support frame as described above installation shaft is positioned at the centre of two pulleys, described wheel carrier each side offer a wheel carrier installing hole, the support frame as described above installation shaft is installed in the wheel carrier installing hole.
7. a kind of pulley as claimed in claim 1, it is characterized in that: be provided with the stabilizer that anti-limited slip wheel breaks away from slide rail, described stabilizer is fixedly installed on the wheel carrier, this stabilizer bottom is provided with the stabilizer groove, the cross section of described stabilizer groove and the cross section of slide rail are suitable, the degree of depth of the pulley groove that the degree of depth of this stabilizer groove is provided with more than or equal to pulley.
8. a kind of pulley as claimed in claim 6, it is characterized in that: be provided with the stabilizer that anti-limited slip wheel breaks away from slide rail, described stabilizer is fixedly installed on wheel carrier or the bracing frame, this stabilizer bottom is provided with the stabilizer groove, the cross section of described stabilizer groove and the cross section of slide rail are suitable, the degree of depth of the pulley groove that the degree of depth of this stabilizer groove is provided with more than or equal to pulley.
9. a kind of pulley as claimed in claim 7, it is characterized in that: be provided with a stabilizer installing hole in the middle of the described stabilizer, both sides are provided with stabilizer along the limit, and described installation shaft is passed the stabilizer installing hole stabilizer is fixedly installed on the wheel carrier, and described stabilizer is close to the soffit of wheel carrier along the limit.
10. a kind of pulley as claimed in claim 1 or 2, it is characterized in that: described adjusting device comprises set screw, pad and adjusting nut, described pad is fixedly mounted on the inwall of fixed mount one end, described adjusting nut is installed in wheel carrier one end, offer a set screw groove on the described set screw, offer a pad groove on the described pad, described set screw is passed pad and is threaded with adjusting nut, and described pad groove is connected on the set screw groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220461259.2U CN202731517U (en) | 2012-09-09 | 2012-09-09 | Pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220461259.2U CN202731517U (en) | 2012-09-09 | 2012-09-09 | Pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202731517U true CN202731517U (en) | 2013-02-13 |
Family
ID=47657229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220461259.2U Expired - Lifetime CN202731517U (en) | 2012-09-09 | 2012-09-09 | Pulley |
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| Country | Link |
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| CN (1) | CN202731517U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929465A (en) * | 2015-06-09 | 2015-09-23 | 上海洋洋大多利五金制品有限公司 | Sliding door pulley which is convenient and fast to adjust in weight |
| CN105804567A (en) * | 2014-12-30 | 2016-07-27 | 广东合和建筑五金制品有限公司 | Sliding door and window sliding wheel mechanism |
| CN108952399A (en) * | 2018-08-21 | 2018-12-07 | 江苏丽辉五金制造有限公司 | Door and window double-pulley device |
-
2012
- 2012-09-09 CN CN201220461259.2U patent/CN202731517U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804567A (en) * | 2014-12-30 | 2016-07-27 | 广东合和建筑五金制品有限公司 | Sliding door and window sliding wheel mechanism |
| CN105804567B (en) * | 2014-12-30 | 2017-12-26 | 广东合和建筑五金制品有限公司 | A kind of sliding door/window roller mechanism |
| CN104929465A (en) * | 2015-06-09 | 2015-09-23 | 上海洋洋大多利五金制品有限公司 | Sliding door pulley which is convenient and fast to adjust in weight |
| CN108952399A (en) * | 2018-08-21 | 2018-12-07 | 江苏丽辉五金制造有限公司 | Door and window double-pulley device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W118118 Conclusion of examination: On the basis of the claim submitted by the patentee on October 09, 2019, it is declared that claim 2 and claim 6 are invalid, and the technical solution of claim 3, claim 5 and claim 9 when citing claim 2 is invalid, The technical solution in claim 1, claim 4, claim 7, claim 8 and claim 3, claim 5 and claim 9 directly or indirectly refer to claim 1 are effective. Decision date of declaring invalidation: 20191028 Decision number of declaring invalidation: 42017 Denomination of utility model: Pulley-type hoisting connecting piece Granted publication date: 20130213 Patentee: Fu Hai |
|
| IP01 | Partial invalidation of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210305 Address after: 518000 area L, 4th floor, building a, Xijun Xiangda building, Zhongshan Garden Road, Tongle village, Nantou street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN PAISUO INDUSTRIAL Co.,Ltd. Address before: 518000 Nanshan building, 5 Kirin Road, Nanshan District, Shenzhen, Guangdong 303 Patentee before: Fu Hai |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130213 |
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| CX01 | Expiry of patent term |