CN204848105U - Crane machinery device that declutches - Google Patents
Crane machinery device that declutches Download PDFInfo
- Publication number
- CN204848105U CN204848105U CN201520471456.6U CN201520471456U CN204848105U CN 204848105 U CN204848105 U CN 204848105U CN 201520471456 U CN201520471456 U CN 201520471456U CN 204848105 U CN204848105 U CN 204848105U
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- lever
- connecting rod
- brake control
- control lever
- downside
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Abstract
The utility model relates to a crane machinery device that declutches, it includes the spring holder, the upside of spring holder be provided with the clamp plate, the top of clamp plate be provided with and hit the chi, the right side of hitting the chi be provided with shaped steel, the upper end of hitting the chi be connected with the armed lever, the downside of armed lever be provided with the support, the left side of armed lever be connected with the connecting rod, the downside of connecting rod be provided with the support, the left end upside of connecting rod be provided with branch, the upper end of branch be connected with the lever, the lever be connected with left brake arm through the screw rod, the left side of left brake arm be provided with automatic compensation ware A, the downside of lever be connected with right brake arm, right brake arm's right side be provided with automatic compensation ware B, left brake arm and right brake arm's inboard be provided with the brake shoe respectively, the utility model has the advantages of rational in infrastructure, convenient to use, security are high.
Description
Technical field
The utility model belongs to hoisting crane technical field, is specifically related to a kind of brake-releasing gear, particularly a kind of hoisting crane machinery brake-releasing gear.
Background technology
Along with socioeconomic development, the application of hoisting crane in production practice gets more and more, in occupation of critical positions in engineering construction and factory, most basic role and the object of machinery brake-releasing gear are to not introduce in external impetus situation, carry out lift heavy as its propulsion source by lifting mechanism completely, carry out driving drg and carry out the release load that declutches, so mechanical brake-releasing gear just serves overload protection effect, existing mechanical brake-releasing gear structure is comparatively complicated, and operating needs is higher; Therefore, a kind of hoisting crane rational in infrastructure, easy to use, safe machinery brake-releasing gear is provided to be necessary.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides a kind of hoisting crane rational in infrastructure, easy to use, safe machinery brake-releasing gear.
The purpose of this utility model is achieved in that a kind of hoisting crane machinery brake-releasing gear, it comprises spring perch, the upside of described spring perch is provided with pressing plate, the top of described pressing plate is provided with hits chi, the described right side of hitting chi is provided with shaped steel, the described upper end of hitting chi is connected with armed lever, the downside of described armed lever is provided with bearing, the left side of described armed lever is connected with connecting rod, the downside of described connecting rod is provided with support, pole is provided with on the upside of the left end of described connecting rod, the upper end of described pole is connected with lever, described lever is connected with left brake control lever by screw rod, the left side of described left brake control lever is provided with automatic compensator A, the downside of described lever is connected with right brake control lever, the right side of described right brake control lever is provided with automatic compensator B, described left brake control lever and the inner side of right brake control lever are respectively arranged with brake shoe.
Described armed lever and the connection mode of bearing are hinged.
Described connecting rod is cuboid connecting rod.
Described connecting rod and the connection mode of support are hinged.
Described lever and the connection mode of screw rod are hinged.
The beneficial effects of the utility model: the utility model adopts and hits chi and armed lever, when lifted load reaches the load value that user determines, hit chi to move down under load effect, band semaphore rotates, armed lever drivening rod, because be provided with support on the downside of connecting rod, connecting rod rotates, thus the pole on the upside of connecting rod left end is moved up, thus promotion lever rotation, and then there is movement left in screw rod, the left brake control lever of crane brake and right brake control lever are opened, play the effect of declutching, reach the protective effect to lifting mechanism; The utility model adopts the device of mechanization completely, and total is reasonable, and without the need to manual intervention, save a large amount of labour powers, while economic benefit is improved, safety have also been obtained guarantee; The utility model has advantage rational in infrastructure, easy to use, safe.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of hoisting crane machinery of the utility model brake-releasing gear.
In figure: 1, spring perch 2, pressing plate 3, hit chi 4, shaped steel 5, armed lever 6, connecting rod 7, pole 8, lever 9, screw rod 10, spring frame 11, brake shoe 12, left brake control lever 13, automatic compensator A14, right brake control lever 15, automatic compensator B16, support 17, bearing.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As shown in Figure 1, a kind of hoisting crane machinery brake-releasing gear, it comprises spring perch 1, the upside of described spring perch 1 is provided with pressing plate 2, the top of described pressing plate 2 is provided with hits chi 3, the described right side of hitting chi 3 is provided with shaped steel 4, the described upper end of hitting chi 3 is connected with armed lever 5, the downside of described armed lever 5 is provided with bearing 17, the left side of described armed lever 5 is connected with connecting rod 6, the downside of described company 6 bar is provided with support 16, pole 7 is provided with on the upside of the left end of described connecting rod 6, the upper end of described pole 7 is connected with lever 8, described lever 8 is connected with left brake control lever 12 by screw rod 9, the left side of described left brake control lever 12 is provided with automatic compensator A13, the downside of described lever 8 is connected with right brake control lever 14, the right side of described right brake control lever 14 is provided with automatic compensator B15, described left brake control lever 12 and the inner side of right brake control lever 14 are respectively arranged with brake shoe 11.
The utility model adopts and hits chi and armed lever, when lifted load reaches the load value that user determines, hit chi to move down under load effect, band semaphore rotates, armed lever drivening rod, because be provided with support on the downside of connecting rod, connecting rod rotates, thus the pole on the upside of connecting rod left end is moved up, thus promotion lever rotation, and then there is movement left in screw rod, the left brake control lever of crane brake and right brake control lever are opened, play the effect of declutching, reach the protective effect to lifting mechanism; The utility model adopts the device of mechanization completely, and total is reasonable, and without the need to manual intervention, save a large amount of labour powers, while economic benefit is improved, safety have also been obtained guarantee; The utility model has advantage rational in infrastructure, easy to use, safe.
Embodiment 2
As shown in Figure 1, a kind of hoisting crane machinery brake-releasing gear, it comprises spring perch 1, the upside of described spring perch 1 is provided with pressing plate 2, the top of described pressing plate 2 is provided with hits chi 3, the described right side of hitting chi 3 is provided with shaped steel 4, the described upper end of hitting chi 3 is connected with armed lever 5, the downside of described armed lever 5 is provided with bearing 17, the left side of described armed lever 5 is connected with connecting rod 6, the downside of described company 6 bar is provided with support 16, pole 7 is provided with on the upside of the left end of described connecting rod 6, the upper end of described pole 7 is connected with lever 8, described lever 8 is connected with left brake control lever 12 by screw rod 9, the left side of described left brake control lever 12 is provided with automatic compensator A13, the downside of described lever 8 is connected with right brake control lever 14, the right side of described right brake control lever 14 is provided with automatic compensator B15, described left brake control lever 12 and the inner side of right brake control lever 14 are respectively arranged with brake shoe 11.
Described armed lever 5 is hinged with the connection mode of bearing 17.
Described connecting rod 6 is cuboid connecting rod.
Described connecting rod 6 is hinged with the connection mode of support 16.
Described lever 8 is hinged with the connection mode of screw rod 9.
The utility model adopts and hits chi and armed lever, when lifted load reaches the load value that user determines, hit chi to move down under load effect, band semaphore rotates, armed lever drivening rod, because be provided with support on the downside of connecting rod, connecting rod rotates, thus the pole on the upside of connecting rod left end is moved up, thus promotion lever rotation, and then there is movement left in screw rod, the left brake control lever of crane brake and right brake control lever are opened, play the effect of declutching, reach the protective effect to lifting mechanism; The utility model adopts the device of mechanization completely, and total is reasonable, and without the need to manual intervention, save a large amount of labour powers, while economic benefit is improved, safety have also been obtained guarantee; The utility model has advantage rational in infrastructure, easy to use, safe.
Claims (5)
1. a hoisting crane machinery brake-releasing gear, it comprises spring perch, it is characterized in that: the upside of described spring perch is provided with pressing plate, the top of described pressing plate is provided with hits chi, the described right side of hitting chi is provided with shaped steel, the described upper end of hitting chi is connected with armed lever, the downside of described armed lever is provided with bearing, the left side of described armed lever is connected with connecting rod, the downside of described connecting rod is provided with support, pole is provided with on the upside of the left end of described connecting rod, the upper end of described pole is connected with lever, described lever is connected with left brake control lever by screw rod, the left side of described left brake control lever is provided with automatic compensator A, the downside of described lever is connected with right brake control lever, the right side of described right brake control lever is provided with automatic compensator B, described left brake control lever and the inner side of right brake control lever are respectively arranged with brake shoe.
2. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: described armed lever and the connection mode of bearing are hinged.
3. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: described connecting rod is cuboid connecting rod.
4. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: described connecting rod and the connection mode of support are hinged.
5. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: described lever and the connection mode of screw rod are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520471456.6U CN204848105U (en) | 2015-07-03 | 2015-07-03 | Crane machinery device that declutches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520471456.6U CN204848105U (en) | 2015-07-03 | 2015-07-03 | Crane machinery device that declutches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204848105U true CN204848105U (en) | 2015-12-09 |
Family
ID=54738678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520471456.6U Expired - Fee Related CN204848105U (en) | 2015-07-03 | 2015-07-03 | Crane machinery device that declutches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204848105U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105712232A (en) * | 2014-12-01 | 2016-06-29 | 鞍钢股份有限公司 | Quick opening device and method for crane brake |
| CN106006439A (en) * | 2016-07-29 | 2016-10-12 | 河南省矿山起重机有限公司 | Manual starting device of crane hoisting mechanism drum brake |
| CN106044606A (en) * | 2016-07-29 | 2016-10-26 | 河南省矿山起重机有限公司 | Electric start device of brake of roller of hoisting mechanism of crane |
-
2015
- 2015-07-03 CN CN201520471456.6U patent/CN204848105U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105712232A (en) * | 2014-12-01 | 2016-06-29 | 鞍钢股份有限公司 | Quick opening device and method for crane brake |
| CN106006439A (en) * | 2016-07-29 | 2016-10-12 | 河南省矿山起重机有限公司 | Manual starting device of crane hoisting mechanism drum brake |
| CN106044606A (en) * | 2016-07-29 | 2016-10-26 | 河南省矿山起重机有限公司 | Electric start device of brake of roller of hoisting mechanism of crane |
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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: 20151209 Termination date: 20160703 |