CN203428764U - Hoist trolley and crane using same - Google Patents
Hoist trolley and crane using same Download PDFInfo
- Publication number
- CN203428764U CN203428764U CN201320489156.1U CN201320489156U CN203428764U CN 203428764 U CN203428764 U CN 203428764U CN 201320489156 U CN201320489156 U CN 201320489156U CN 203428764 U CN203428764 U CN 203428764U
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- hoist
- walking
- girder
- walking crossbeam
- crossbeam
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Abstract
The utility model relates to a hoist trolley and a crane using the same. The hoist trolley comprises a lifting hoist and a walking cross beam, wherein walking wheels matched with a walking track at the upper end of a main beam of the crane in a guiding and rolling manner are assembled on the walking cross beam in a rotary manner; the lifting hoist is fixedly arranged on the right side of the walking cross beam via a connecting frame; the center of gravity of the lifting hoist and the center of gravity of the walking cross beam are on the same height or are basically on the same height in the vertical direction. The problem in the prior art that the overall height of the hoist trolley is greater as the lifting hoist is arranged above the right part of the walking cross beam is solved by adopting the hoist trolley.
Description
Technical field
The utility model relates to a kind of hoist crab and uses the hoisting crane of this hoist crab.
Background technology
Existing hoist crab as a kind of in Chinese patent literature CN202201634U discloses " for the dolly on inclined to one side rail single-beam crane ", this dolly comprises walking crossbeam, the lower end of walking crossbeam is provided with for be assemblied in the road wheel on the walking track on the girder of corresponding hoisting crane along fore-and-aft direction guiding movement, the upper end of walking crossbeam is provided with the trolley frame of horizontal arrangement, on trolley frame, in the upper end, right side of walking crossbeam, be installed with lifting hoist, this also just means that lifting hoist is positioned at the upper right side of walking crossbeam, on trolley frame, in the left side of walking crossbeam, be provided with anti-rolling wheel support, the lower end of anti-rolling wheel support is provided with anti-roller.In use, hoist crab is assemblied in along fore-and-aft direction guiding movement by road wheel on the girder of hoisting crane, and anti-roller coordinates to prevent that with the corresponding position roll extrusion of girder hoist crab from turning on one's side in the process of walking.The problem that existing this dolly exists is: lifting hoist is arranged at the upper right side of walking crossbeam by trolley frame, the distance that has a trolley frame height between lifting hoist and walking crossbeam at least, although make like this suspension hook of lifting hoist can be elevated to higher position, but because suspension hook is nearer apart from girder, stopping due to girder in actual use, effective lifting altitude of lift heavy thing is (lift heavy thing can be barred from girder downside) of the maximum height of out of reach suspension hook, therefore the maximum that this dolly of the prior art can not make lift heavy thing reach suspension hook is hung rise, the actual sling height that is to say lift heavy thing is limited, moreover, lifting hoist is arranged at walking crossbeam upper right side by trolley frame also can make the whole height of hoist crab higher, hoist crab is moved unstable, higher hoist crab is also higher to the height requirement of factory building in addition, can increase the cost of manufacture of factory building like this.
Summary of the invention
The purpose of this utility model is to provide a kind of hoist crab, to solve in prior art, because lifting hoist is positioned at walking crossbeam upper right side, makes the problem that hoist crab whole height is higher; The purpose of this utility model is also to provide a kind of hoisting crane that uses this hoist crab.
In order to address the above problem, in the utility model, the technical scheme of hoist crab is:
A kind of hoist crab, comprise lifting hoist and walking crossbeam, walking is rotatably equipped with the road wheel that the rail-guided roll extrusion of walking for the girder upper end with hoisting crane coordinates on crossbeam, described lifting hoist is fixedly arranged on the right side of described walking crossbeam by link span, in the center of gravity of the above lifting hoist of above-below direction and the center of gravity of walking crossbeam, be positioned at sustained height or basic sustained height.
On described link span, in the right side of described walking crossbeam, be rotatably equipped with the anti-roller that pivot center extends along the vertical direction and coordinate for the rail-guided roll extrusion of corresponding side surface with on described girder.
Described link span comprises and is vertically arranged in the vertical arm that ,Qie upper end, described walking crossbeam right side is fixedly connected with described walking crossbeam, the middle part of vertical arm is installed with the transverse arm that end overhangs towards the right side, described lifting hoist is fixedly arranged on described transverse arm, and described anti-roller is arranged at the lower end of described vertical arm.
Described lifting hoist is bolted Standard in described transverse arm upper end.
In the utility model, the technical scheme of hoisting crane is:
Hoisting crane, the hoist crab that comprises girder and upper setting thereof, girder upper end is provided with the walking track that guide direction is extended along fore-and-aft direction, hoist crab comprises lifting hoist and walking crossbeam, on walking crossbeam, be rotatably equipped with the road wheel coordinating with the rail-guided roll extrusion of described walking, described lifting hoist is fixedly arranged on the right side of described walking crossbeam and girder by link span, in the center of gravity of the above lifting hoist of above-below direction and the center of gravity of walking crossbeam, be positioned at sustained height or basic sustained height.
On the right flank of described girder, be provided with the side rails that guide direction is extended along fore-and-aft direction, on described link span, in the right side of described walking crossbeam, be rotatably equipped with that pivot center extends along the vertical direction and with the anti-roller of described side rails orienting roll force fit.
Described link span comprises and is vertically arranged in the vertical arm that ,Qie upper end, described walking crossbeam right side is fixedly connected with described walking crossbeam, the middle part of vertical arm is installed with the transverse arm that end overhangs towards the right side, described lifting hoist is fixedly arranged on described transverse arm, and described anti-roller is arranged at the lower end of described vertical arm.
Described lifting hoist is bolted Standard in described transverse arm upper end.
At least one end of described girder is provided with a pair of between left and right every the supporting leg that arranges and become "eight" shape to arrange, the upper end frame of two supporting legs is equipped with the saddle that length is extended along left and right directions, the position that keeps left, the middle part that the corresponding end of described girder is fixedly arranged on described saddle.
The beneficial effects of the utility model are: on above-below direction, the center of gravity of lifting hoist is positioned at sustained height and basic sustained height (basic sustained height refers to that diff-H is in 50 centimetres) with the center of gravity of walking crossbeam, so just reduced the whole height of hoist crab, hoist crab is moved more stable, also reduce the height requirement of hoist crab to factory building, reduced the cost of manufacture of factory building.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of hoisting crane in the utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the enlarged diagram of hoist crab and girder cooperation place in Fig. 2.
The specific embodiment
The embodiment of hoisting crane is as shown in Fig. 1 ~ 3: the hoist crab that comprises girder 2 and upper setting thereof, the two ends of girder are provided with a pair of between left and right every the supporting leg 1 that arranges and become "eight" shape to arrange, the equal frame in upper end at each to supporting leg is equipped with saddle 14, the position that keeps left, the middle part that each end of girder is fixedly arranged on respectively corresponding saddle.Girder upper end is provided with the walking track 6 that guide direction is extended along fore-and-aft direction, hoist crab comprises lifting hoist 4 and walking crossbeam 3, on walking crossbeam, be rotatably equipped with the road wheel 5 coordinating with the rail-guided roll extrusion of walking, lifting hoist is fixedly arranged on the right side of walking crossbeam and girder by link span, the center of gravity of crossbeam of walking on above-below direction and the center of gravity of lifting hoist are positioned at basic sustained height, the walking center of gravity of crossbeam and the center of gravity of lifting hoist are positioned at basic sustained height and refer to, and the center of gravity of crossbeam of walking and the height of gravitational center of lifting hoist be poor≤and 50 centimetres.Link span comprises and is vertically arranged in the vertical arm 12 that walking ,Qie upper end, crossbeam right side is fixedly connected with the crossbeam of walking, the middle part of vertical arm is installed with the transverse arm 11 that end overhangs towards the right side, lifting hoist is bolted the upper end that structure is installed in transverse arm, the lower end of vertical arm is rotatably equipped with the anti-roller 8 that pivot center extends along the vertical direction, on the right flank of girder, be provided with the side rails 13 that guide direction is extended along fore-and-aft direction, anti-roller and this side rails orienting roll force fit and prevent from tumbling in hoist crab walking process.The left side of walking crossbeam is provided with the actuating device 10 of electric apparatus 9 and ground-engaging wheel walking.
Anti-roller and lifting hoist are arranged at walking crossbeam the same side by link span, so just can actuating device and electric apparatus be installed at the reserved enough installing spaces in walking crossbeam left side, link span comprises vertical arm and transverse arm, lifting hoist is arranged on transverse arm, anti-roller is arranged on vertical arm, link span is simple in structure, lightweight, and has good load-carrying construction.
In other embodiment of this hoisting crane: on above-below direction, the center of gravity of lifting hoist can also be positioned at sustained height with the center of gravity of walking crossbeam; Link span can be also a framed structure; Link span and lifting hoist can also weld and be connected; The roller mount of anti-roller also can be fixedly welded on link span; Certain anti-roller and lifting hoist can also be placed in walking crossbeam both sides; Can also only in one end of girder, supporting leg be set, the other end guide frame of girder is loaded on the track of corresponding body of wall, certainly the two ends of girder can also all not arrange supporting leg, the two ends of girder respectively frame are contained on the track of corresponding body of wall, supporting leg can also be single supporting leg, when supporting leg is single supporting leg, saddle can not established, and now girder is directly fixedly arranged on supporting leg.
The embodiment of hoist crab is as shown in Fig. 1 ~ 3: the concrete structure of hoist crab is identical with the hoist crab described in above-mentioned each hoisting crane embodiment, is not described in detail in this.
Claims (9)
1. a hoist crab, comprise lifting hoist and walking crossbeam, walking is rotatably equipped with the road wheel that the rail-guided roll extrusion of walking for the girder upper end with hoisting crane coordinates on crossbeam, it is characterized in that: described lifting hoist is fixedly arranged on the right side of described walking crossbeam by link span, in the center of gravity of the above lifting hoist of above-below direction and the center of gravity of walking crossbeam, be positioned at sustained height or basic sustained height.
2. hoist crab according to claim 1, is characterized in that: on described link span, in the right side of described walking crossbeam, be rotatably equipped with the anti-roller that pivot center extends along the vertical direction and coordinate for the rail-guided roll extrusion of corresponding side surface with on described girder.
3. hoist crab according to claim 2, it is characterized in that: described link span comprises and is vertically arranged in the vertical arm that ,Qie upper end, described walking crossbeam right side is fixedly connected with described walking crossbeam, the middle part of vertical arm is installed with the transverse arm that end overhangs towards the right side, described lifting hoist is fixedly arranged on described transverse arm, and described anti-roller is arranged at the lower end of described vertical arm.
4. hoist crab according to claim 3, is characterized in that: described lifting hoist is bolted Standard in described transverse arm upper end.
5. hoisting crane, the hoist crab that comprises girder and upper setting thereof, girder upper end is provided with the walking track that guide direction is extended along fore-and-aft direction, hoist crab comprises lifting hoist and walking crossbeam, on walking crossbeam, be rotatably equipped with the road wheel coordinating with the rail-guided roll extrusion of described walking, it is characterized in that: described lifting hoist is fixedly arranged on the right side of described walking crossbeam and girder by link span, in the center of gravity of the above lifting hoist of above-below direction and the center of gravity of walking crossbeam, be positioned at sustained height or basic sustained height.
6. hoisting crane according to claim 5, it is characterized in that: on the right flank of described girder, be provided with the side rails that guide direction is extended along fore-and-aft direction, on described link span, in the right side of described walking crossbeam, be rotatably equipped with that pivot center extends along the vertical direction and with the anti-roller of described side rails orienting roll force fit.
7. hoisting crane according to claim 6, it is characterized in that: described link span comprises and is vertically arranged in the vertical arm that ,Qie upper end, described walking crossbeam right side is fixedly connected with described walking crossbeam, the middle part of vertical arm is installed with the transverse arm that end overhangs towards the right side, described lifting hoist is fixedly arranged on described transverse arm, and described anti-roller is arranged at the lower end of described vertical arm.
8. according to the hoisting crane shown in claim 7, it is characterized in that: described lifting hoist is bolted Standard in described transverse arm upper end.
9. according to the hoisting crane described in claim 5 ~ 8 any one, it is characterized in that: at least one end of described girder is provided with a pair of between left and right every the supporting leg that arranges and become "eight" shape to arrange, the upper end frame of two supporting legs is equipped with the saddle that length is extended along left and right directions, the position that keeps left, the middle part that the corresponding end of described girder is fixedly arranged on described saddle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489156.1U CN203428764U (en) | 2013-08-12 | 2013-08-12 | Hoist trolley and crane using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489156.1U CN203428764U (en) | 2013-08-12 | 2013-08-12 | Hoist trolley and crane using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203428764U true CN203428764U (en) | 2014-02-12 |
Family
ID=50057815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320489156.1U Expired - Lifetime CN203428764U (en) | 2013-08-12 | 2013-08-12 | Hoist trolley and crane using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203428764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006373A (en) * | 2016-07-15 | 2016-10-12 | 杭州市特种设备检测研究院 | Beam crane with top-arranged angular trolley |
-
2013
- 2013-08-12 CN CN201320489156.1U patent/CN203428764U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006373A (en) * | 2016-07-15 | 2016-10-12 | 杭州市特种设备检测研究院 | Beam crane with top-arranged angular trolley |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
|
| CX01 | Expiry of patent term |