CN204848105U - Crane machinery device that declutches - Google Patents

Crane machinery device that declutches Download PDF

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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
Authority
CN
China
Prior art keywords
lever
rod
brake
brake control
control lever
Prior art date
Application number
CN201520471456.6U
Other languages
Chinese (zh)
Inventor
胡国和
胡鹏辉
伍耀军
陈金井
Original Assignee
河南重工起重机集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 河南重工起重机集团有限公司 filed Critical 河南重工起重机集团有限公司
Priority to CN201520471456.6U priority Critical patent/CN204848105U/en
Application granted granted Critical
Publication of CN204848105U publication Critical patent/CN204848105U/en

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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

A kind of hoisting crane machinery brake-releasing gear
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.
CN201520471456.6U 2015-07-03 2015-07-03 Crane machinery device that declutches CN204848105U (en)

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

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520471456.6U 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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105712232A (en) * 2014-12-01 2016-06-29 鞍钢股份有限公司 Rapid releasing 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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105712232A (en) * 2014-12-01 2016-06-29 鞍钢股份有限公司 Rapid releasing 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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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