CN203451081U - Overhauling cage for crane and crane using same - Google Patents
Overhauling cage for crane and crane using same Download PDFInfo
- Publication number
- CN203451081U CN203451081U CN201320483040.7U CN201320483040U CN203451081U CN 203451081 U CN203451081 U CN 203451081U CN 201320483040 U CN201320483040 U CN 201320483040U CN 203451081 U CN203451081 U CN 203451081U
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- cage
- lower lifting
- crane
- rope sheave
- hoisting crane
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Abstract
The utility model discloses an overhauling cage for a crane and a crane using the same. The overhauling cage comprises an upper fixing cage fixedly connected with the lower side of a bridge of a crane and a lower lifting cage in guide movable insertion with the upper fixing cage along a vertical guide direction; the top end and bottom end of the upper fixing cage are both of an open structure; a support bottom plate is fixed at the bottom end of the lower lifting cage; the overhauling cage also comprises a lifting drive mechanism which is arranged between the upper fixing cage and the lower lifting cage or arranged between the bridge of the crane and the lower lifting cage to drive the lower lifting cage to go up and down. Under the drive of the lifting drive mechanism, the lower lifting cage can go up and down vertically according to actual needs so as to realize height adjustment of the overhauling cage; the overhauling cage can meet the overhauling requirements at different heights and is applicable to the overhauling requirements for the plants and slide wires with different height needs, thereby effectively improving the universality of the overhauling cage and reducing the production cost of the overhauling cage.
Description
Technical field
The utility model relates to a kind of hoisting crane with maintenance cage and uses the hoisting crane of this maintenance cage.
Background technology
The crane span structure of existing crane in bridge type moves on the two high-altitude support rail beams that are assemblied in longitudinally parallel extension, crane span structure comprises girder and end carriage, two end carriages respectively support assemblies, on two high-altitude support rail beams, are rotatably equipped with respectively wheel on two end carriages, and wheel is driven by motor, reductor.Crane electric power system be mostly by be fixed on the angle steel trolley in high-altitude, workshop and be arranged on current collection on hoisting crane drag form, current collection drags all the time with the conductive contact of angle steel trolley and moves with the movement of crane span structure.Because how exposed trolley is in workshop, on trolley, dust is more, at current collection, drags while pressing sliding touch line mobile and easily occurs the problem that conductive contact is bad, often need to overhaul.In the Chinese utility model patent that is CN202414997U at Granted publication number, disclose a kind of for standing with the crane in bridge type cage that cart electric power system is overhauled for service personnel, cage comprises that top is the lower lifting cage that hatch frame, bottom are installed with support baseboard, the fixing assembling of the top of lower lifting cage and the crane span structure of hoisting crane, in crane span structure moving process, cage together moves with crane span structure.Cage is arranged on the below of walking platen that crane span structure one side is furnished with conventionally, is walking on platen to offer manhole, and during maintenance, service personnel enters maintenance cage from manhole, carries out repair and maintenance operation.
But existing cage is stationary structure, sling height fixes, non-adjustable, and trolley height of living in the factory building of differing heights is different, needs the maintenance cage of differing heights, causes the commonality of cage poor, manufactures cost higher.
Utility model content
The purpose of this utility model is to provide maintenance cage for a kind of hoisting crane, to solve sling height of the prior art, fixes and causes the poor technical matters of cage commonality; The utility model also provides a kind of hoisting crane that uses above-mentioned maintenance cage.
For achieving the above object, hoisting crane provided by the utility model by the technical scheme of maintenance cage is: maintenance cage for hoisting crane, comprise for be connected in hoisting crane crane span structure below upper fixedly cage and along the lower lifting cage of vertical guide direction and the inserting of upper fixedly cage guiding movement, it is upper that fixedly top and the bottom of cage are all hatch frame, the bottom of lower lifting cage is installed with support baseboard, described maintenance cage also comprises for being arranged between upper fixedly cage and lower lifting cage or for being arranged between the crane span structure of hoisting crane and lower lifting cage to drive the lift drive mechanism of lower lifting cage lifting.
Described lift drive mechanism comprises the two cover steel rope lifting mechanisms that the Central Symmetry about lower lifting cage is furnished with, every cover steel rope lifting mechanism includes for lower lifting cage being suspended to the steel rope of crane bridge below and for the rope sheave of lay winding wire ropes, one end of steel rope is connected on rope sheave, the other end of steel rope is walked around the fixed end for being fixedly assemblied in crane span structure or the fixed pulley on upper fixedly cage of hoisting crane and being connected with lower lifting cage or being connected for the crane span structure with hoisting crane or upper fixedly cage for walking around the movable pulley that is fixedly assemblied on lower lifting cage, on fixed cage or lower lifting cage, corresponding rope sheave is fixedly equipped with pivot shaft, described rope sheave rotates and is assemblied on pivot shaft, and between rope sheave and pivot shaft, be provided with rope sheave brake equipment.
Described rope sheave brake equipment is for preventing that lower lifting cage from passing through the ratchet device of rope traction rope sheave automatic rotating under Action of Gravity Field.
The top of described upper fixedly cage is installed with for coordinating to prevent lower lifting cage fixing baffle plate of cage on uphill process skids off with lower lifting cage block.
The technical scheme of the hoisting crane of the above-mentioned maintenance cage of use provided by the utility model is: hoisting crane, comprise crane span structure, the suspention of crane span structure below has maintenance cage, described maintenance cage comprises the upper fixedly cage of the crane span structure below that is connected in hoisting crane and along the lower lifting cage of vertical guide direction and the inserting of upper fixedly cage guiding movement, it is upper that fixedly top and the bottom of cage are all hatch frame, the bottom of lower lifting cage is installed with support baseboard, described maintenance cage also comprise be arranged in fixedly between cage and lower lifting cage or be arranged in the crane span structure of hoisting crane and lower lifting cage between to drive the lift drive mechanism of lower lifting cage lifting.
Described lift drive mechanism comprises the two cover steel rope lifting mechanisms that the Central Symmetry about lower lifting cage is furnished with, every cover steel rope lifting mechanism includes for lower lifting cage being suspended to the steel rope of crane bridge below and for the rope sheave of lay winding wire ropes, one end of steel rope is connected on rope sheave, the other end of steel rope is walked around the fixed end for being fixedly assemblied in crane span structure or the fixed pulley on upper fixedly cage of hoisting crane and being connected with lower lifting cage or being connected for the crane span structure with hoisting crane or upper fixedly cage for walking around the movable pulley that is fixedly assemblied on lower lifting cage, on fixed cage or lower lifting cage, corresponding rope sheave is fixedly equipped with pivot shaft, described rope sheave rotates and is assemblied on pivot shaft, and between rope sheave and pivot shaft, be provided with rope sheave brake equipment.
Described rope sheave brake equipment is for preventing that lower lifting cage from passing through the ratchet device of rope traction rope sheave automatic rotating under Action of Gravity Field.
The top of described upper fixedly cage is installed with for coordinating to prevent lower lifting cage fixing baffle plate of cage on uphill process skids off with lower lifting cage block.
Usefulness of the present utility model is: hoisting crane provided by the utility model is with overhauling cage and using in the hoisting crane of this maintenance cage, lower lifting cage and upper fixedly cage are along the inserting of vertical guiding, like this, under the driving of lift drive mechanism, lower lifting cage can be according to actual needs along vertical lifting, and then realize overhauling the height adjustment of cage, make to overhaul the maintenance requirement that cage can meet differing heights, be applicable to the maintenance requirement of factory building and the trolley of differing heights requirement, effectively improved the commonality of maintenance cage, reduced the cost of manufacturing of maintenance cage.
Further, two cover steel rope lifting mechanisms can effectively improve the stressed of lower lifting cage, extend the service life of maintenance cage.
Accompanying drawing explanation
Fig. 1 is the structural representation (in figure, dotted line is depicted as the part crane span structure of hoisting crane) of a kind of embodiment of maintenance cage for hoisting crane provided by the utility model;
Fig. 2 is the left side view that overhauls cage shown in Fig. 1;
Fig. 3 is the structural representation that a kind of hoisting crane of cage is overhauled in use provided by the utility model as shown in Figure 1;
Fig. 4 is the left side view of hoisting crane shown in Fig. 3.
The specific embodiment
As Fig. 1, shown in Fig. 2, the embodiment of maintenance cage for a kind of hoisting crane, maintenance cage in this embodiment comprise for be connected in hoisting crane crane span structure 9 belows upper fixedly cage 4 and along the lower lifting cage 7 of vertical guide direction and the 4 guiding movement insertings of upper fixedly cage, it is upper that fixedly top and the bottom of cage 4 are all hatch frame, the bottom of lower lifting cage 7 is installed with support baseboard. between upper fixedly cage and lower lifting cage, be furnished with the lift drive mechanism for lifting cage lifting under driving, lift drive mechanism comprises the two cover steel rope lifting mechanisms 10 that the Central Symmetry about lower lifting cage 7 is furnished with, every cover steel rope lifting mechanism 10 include for lower lifting cage 7 is suspended to hoisting crane crane span structure 9 belows steel rope 5 and for the rope sheave 3 of lay winding wire ropes, one end of steel rope 5 is connected on rope sheave 3, the other end of steel rope 5 is walked around and is fixedly arranged on the fixed pulley 1 at fixing cage 4 tops and is connected with lower lifting cage 7, position at the corresponding rope sheave of the medial surface of upper fixedly cage 4 is fixedly equipped with pivot shaft 8, rope sheave 3 rotates and is assemblied on pivot shaft 8, and between rope sheave and pivot shaft, be provided with rope sheave brake equipment, this rope sheave brake equipment is for preventing that lower lifting cage 7 from passing through the ratchet device 2 of steel rope 5 traction sheave 3 automatic rotatings under Action of Gravity Field.
In addition, on the top of upper fixedly cage, be installed with the baffle plate coordinating with lower lifting cage block, to prevent that lower lifting cage from skidding off fixedly cage in uphill process.
When needs improve the height of maintenance cage, by crank, rotate rope sheave 3, rope sheave 3 is wrapped in steel rope 5 on rope sheave, and now, under the guiding function of guiding mechanism, lower lifting cage 7 moves up, and maintenance sling height improves.After adjusting to the right place, unclamp rope sheave 3, now rope sheave is located under the effect of ratchet device 2, can not cause lower lifting cage automatically to fall at automatic rotating under Action of Gravity Field.
When needs reduce the height of maintenance cage, by crank, rotate backward rope sheave 3, rope sheave 3 is emitted steel rope 5, and under the guiding function of guiding mechanism, lower lifting cage 7 moves down, and maintenance sling height reduces.After adjusting to the right place, unclamp rope sheave 3, rope sheave is located equally under the effect of ratchet device 2, can not cause lower lifting cage automatically to fall at automatic rotating under Action of Gravity Field.
In above-described embodiment, lift drive mechanism comprises two cover steel rope lifting mechanisms, and in other embodiments, steel rope lifting mechanism also can be arranged a set of, now can be arranged in the center position of lower lifting cage.Also can adopt other driver train, for example four jiaos of corresponding upper fixedly cage and lower lifting cage arrange respectively quadruplet piston drive mechanism, and piston drive mechanism comprises the piston cylinder being installed on fixing cage and the piston rod being connected with lower lifting cage.
In above-described embodiment; steel rope lifting mechanism is arranged on fixedly between cage and lower lifting cage, and in other embodiments, steel rope lifting mechanism also can be arranged between the crane span structure and lower lifting cage of hoisting crane; now, upper fixedly cage mainly plays the effect of guiding and protection service personnel.
In above-described embodiment, one end of steel rope is connected on rope sheave, the other end is connected with lower lifting cage after walking around fixed pulley, in other embodiments, also the other end of steel rope can be connected with crane span structure after walking around the movable pulley being fixedly installed on lower lifting cage or with on fixedly cage be connected, now, the corresponding end of steel rope is and crane span structure or the corresponding fixed end being connected of upper fixedly cage.
In above-described embodiment, pivot shaft is fixedly assemblied in fixedly on cage, so, pivot shaft is by upper fixedly cage and the fixing assembling of crane span structure, in other embodiments, also pivot shaft fixedly can be assemblied on lower lifting cage, can realize equally the normal operation of steel rope lifting mechanism.
In above-described embodiment, rope sheave brake equipment adopts the ratchet device that prevents rope sheave automatic rotary of the prior art, and this ratchet device does not affect initiatively Double-directional rotary rope sheave of operating personal.In other embodiments, rope sheave brake equipment also can adopt drg of the prior art.
As shown in Figure 3, Figure 4, an embodiment for hoisting crane, the hoisting crane in this embodiment comprises the crane span structure 100 consisting of two end carriages and two girders, crane span structure extends transversely, and crane span structure 100 moves and is assemblied on the track extending longitudinally, and track is installed on the support rail beam 400 extending longitudinally conventionally.Below the crossbeam two ends of crane span structure 100, corresponding suspention has driver's cab 200 and maintenance cage 300, and the structure of maintenance cage herein as shown in Figure 1 and Figure 2, does not repeat them here, and maintenance cage is suspended to crane span structure below, and is together along the longitudinal movement with crane span structure.
Claims (8)
1. hoisting crane is with overhauling cage, it is characterized in that: comprise for be connected in hoisting crane crane span structure below upper fixedly cage and along the lower lifting cage of vertical guide direction and the inserting of upper fixedly cage guiding movement, it is upper that fixedly top and the bottom of cage are all hatch frame, the bottom of lower lifting cage is installed with support baseboard, and described maintenance cage also comprises for being arranged between upper fixedly cage and lower lifting cage or for being arranged between the crane span structure of hoisting crane and lower lifting cage to drive the lift drive mechanism of lower lifting cage lifting.
2. hoisting crane according to claim 1 is with overhauling cage, it is characterized in that: described lift drive mechanism comprises the two cover steel rope lifting mechanisms that the Central Symmetry about lower lifting cage is furnished with, every cover steel rope lifting mechanism includes for lower lifting cage being suspended to the steel rope of crane bridge below and for the rope sheave of lay winding wire ropes, one end of steel rope is connected on rope sheave, the other end of steel rope is walked around the fixed end for being fixedly assemblied in crane span structure or the fixed pulley on upper fixedly cage of hoisting crane and being connected with lower lifting cage or being connected for the crane span structure with hoisting crane or upper fixedly cage for walking around the movable pulley that is fixedly assemblied on lower lifting cage, on fixed cage or lower lifting cage, corresponding rope sheave is fixedly equipped with pivot shaft, described rope sheave rotates and is assemblied on pivot shaft, and between rope sheave and pivot shaft, be provided with rope sheave brake equipment.
3. maintenance cage for hoisting crane according to claim 2, is characterized in that: described rope sheave brake equipment is for preventing that lower lifting cage from passing through the ratchet device of rope traction rope sheave automatic rotating under Action of Gravity Field.
4. according to maintenance cage for hoisting crane described in claim 1 or 2 or 3, it is characterized in that: the top of described upper fixedly cage is installed with for coordinating to prevent lower lifting cage fixing baffle plate of cage on uphill process skids off with lower lifting cage block.
5. hoisting crane, comprise crane span structure, the suspention of crane span structure below has maintenance cage, it is characterized in that: described maintenance cage comprises the upper fixedly cage of the crane span structure below that is connected in hoisting crane and along the lower lifting cage of vertical guide direction and the inserting of upper fixedly cage guiding movement, it is upper that fixedly top and the bottom of cage are all hatch frame, the bottom of lower lifting cage is installed with support baseboard, described maintenance cage also comprise be arranged in fixedly between cage and lower lifting cage or be arranged in the crane span structure of hoisting crane and lower lifting cage between to drive the lift drive mechanism of lower lifting cage lifting.
6. hoisting crane according to claim 5, it is characterized in that: described lift drive mechanism comprises the two cover steel rope lifting mechanisms that the Central Symmetry about lower lifting cage is furnished with, every cover steel rope lifting mechanism includes for lower lifting cage being suspended to the steel rope of crane bridge below and for the rope sheave of lay winding wire ropes, one end of steel rope is connected on rope sheave, the other end of steel rope is walked around the fixed end for being fixedly assemblied in crane span structure or the fixed pulley on upper fixedly cage of hoisting crane and being connected with lower lifting cage or being connected for the crane span structure with hoisting crane or upper fixedly cage for walking around the movable pulley that is fixedly assemblied on lower lifting cage, on fixed cage or lower lifting cage, corresponding rope sheave is fixedly equipped with pivot shaft, described rope sheave rotates and is assemblied on pivot shaft, and between rope sheave and pivot shaft, be provided with rope sheave brake equipment.
7. hoisting crane according to claim 6, is characterized in that: described rope sheave brake equipment is for preventing that lower lifting cage from passing through the ratchet device of rope traction rope sheave automatic rotating under Action of Gravity Field.
8. according to the hoisting crane described in claim 5 or 6 or 7, it is characterized in that: the top of described upper fixedly cage is installed with for coordinating to prevent lower lifting cage fixing baffle plate of cage on uphill process skids off with lower lifting cage block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483040.7U CN203451081U (en) | 2013-08-08 | 2013-08-08 | Overhauling cage for crane and crane using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483040.7U CN203451081U (en) | 2013-08-08 | 2013-08-08 | Overhauling cage for crane and crane using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203451081U true CN203451081U (en) | 2014-02-26 |
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ID=50130978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320483040.7U Expired - Fee Related CN203451081U (en) | 2013-08-08 | 2013-08-08 | Overhauling cage for crane and crane using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203451081U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370214A (en) * | 2014-11-26 | 2015-02-25 | 山东丰汇设备技术有限公司 | Retractable overhaul lifting cage |
| CN110217721A (en) * | 2019-06-19 | 2019-09-10 | 哈尔滨行健智能机器人股份有限公司 | Lifting device |
| CN110937554A (en) * | 2019-12-19 | 2020-03-31 | 嵊州达川雕刻有限公司 | Large-scale sculpture is with preventing falling elevating platform |
-
2013
- 2013-08-08 CN CN201320483040.7U patent/CN203451081U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370214A (en) * | 2014-11-26 | 2015-02-25 | 山东丰汇设备技术有限公司 | Retractable overhaul lifting cage |
| CN110217721A (en) * | 2019-06-19 | 2019-09-10 | 哈尔滨行健智能机器人股份有限公司 | Lifting device |
| CN110217721B (en) * | 2019-06-19 | 2023-09-22 | 安徽行健智能制造装备股份有限公司 | Lifting device |
| CN110937554A (en) * | 2019-12-19 | 2020-03-31 | 嵊州达川雕刻有限公司 | Large-scale sculpture is with preventing falling elevating platform |
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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: 20140226 Termination date: 20170808 |