CN218145506U - Rotating device suitable for crawler crane superlift hoisting - Google Patents
Rotating device suitable for crawler crane superlift hoisting Download PDFInfo
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- CN218145506U CN218145506U CN202222062103.3U CN202222062103U CN218145506U CN 218145506 U CN218145506 U CN 218145506U CN 202222062103 U CN202222062103 U CN 202222062103U CN 218145506 U CN218145506 U CN 218145506U
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Abstract
The utility model relates to a super hoist and mount operation field specifically discloses a rotating device suitable for crawler crane surpasses hoist and mount. The sliding rail is arc-shaped, and the bracket is arranged on the sliding rail and is in sliding fit with the sliding rail along the length direction of the sliding rail. The utility model provides a rotating device suitable for crawler crane surpasses to lift by crane the hoist and mount can adjust the position of hoisting the article about rotating the davit, more accurate will hoist article hoist to preset position.
Description
Technical Field
The utility model relates to a super hoist and mount operation field, concretely relates to rotating device suitable for crawler crane super hoist and mount.
Background
The crawler crane is a crane which runs by means of a crawler belt, has large lifting capacity, can be used for lifting and running, and has stronger lifting capacity. In the hoisting operation of the crawler crane, when the weight of a hoisted object exceeds the balance weight of the crawler crane, the superlift device is required to be installed on the crawler crane, the superlift device also comprises the superlift balance weight, and the conventional superlift balance weight is usually arranged on the ground or an operation platform below the crawler crane and is used for positioning the hoisted object with overweight weight. However, the suspension arm of the crawler crane provided with the super-lift counterweight is connected with the super-lift counterweight through the guy cable, the guy cable connecting the suspension arm with the super-lift counterweight can be pulled when the suspension arm rotates, the super-lift counterweight cannot move, the length of the guy cable cannot be changed, and the guy cable can limit the rotation of the suspension arm, so that the suspension arm of the crawler crane provided with the super-lift device cannot rotate, the position of a lifted object cannot be adjusted left and right by rotating the suspension arm, and the lifted object cannot be accurately lifted to a preset position.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rotating device suitable for crawler crane surpasses to lift by crane hoist to can adjust the position of hoisting the article about rotating the davit, more accurate will hoist article hoist to preset position.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a rotating device suitable for super lifting by crane dress of crawler crane, includes bracket and slide rail, and the slide rail is arc, and the bracket is located on the slide rail and along the length direction of slide rail and slide fit with the slide rail.
The beneficial effect of this scheme does:
when the super-lift device is used, the super-lift counterweight is arranged on the bracket in the scheme, the bracket in the scheme can slide along the arc-shaped slide rail, the circle center of the slide rail is coincided with the rotation center of the suspension arm of the crawler crane when the slide rail is installed, and the bracket can move along the arc-shaped track of which the circle center is coincided with the rotation center of the suspension arm when the bracket slides along the slide rail, so that the relative position between the super-lift counterweight and the suspension arm cannot be changed, the cable cannot be pulled, namely, the rotation of the suspension arm cannot be hindered by the cable, the position of a lifted object is adjusted left and right by the suspension arm, and the lifted object can be more accurately lifted to a preset position.
Further, the slide rail includes first track and second track, and first track and second track are arc and first track and the orbital circular coincidence of second, and first track and second track are relative with the both ends of bracket respectively.
The beneficial effect of this scheme does: first track and second track are located the both ends of bracket respectively, can support the both ends of bracket, improve the supporting effect to the bracket.
Furthermore, two limiting plates are fixed at the bottom of the bracket and are respectively positioned on two sides of any one of the first rail and the second rail.
The beneficial effect of this scheme does: two limiting plates can carry out spacingly to the bracket, avoid the bracket for the orbital radial emergence skew of first track and second, when avoiding the bracket to drop from first track and second track, also avoid appearing relative motion between the super-lift counter weight on the bracket and the davit, further avoid the rotation of davit to receive the hindrance of cable.
Further, the bracket bottom is fixed with two limiting plates, and two limiting plates are relative with first track and second track respectively, and two limiting plates all are located between first track and the second track or first track and second track all are located between two limiting plates.
The beneficial effect of this scheme does: the limiting plate in this scheme offsets with first track and second track respectively, when the bracket received along first track and the radial effort of second track, reverse effect is exerted to two limiting plates respectively to first track and second track, thereby fix a position the bracket, compare with setting up two limiting plates simultaneously in first track or orbital both sides of second, set up in this scheme when making the bracket receive the effort that deviates from the crawler crane direction, first track andor second track atress, when the bracket received the effort of orientation crawler crane direction, another atress in first track and the second track, can avoid first track and second track overlength time atress and take place to damage.
Further, two sets of rollers are installed at the bottom of the bracket and roll along the first rail and the second rail respectively.
The beneficial effect of this scheme does: when the bracket slides along first track and second track, two sets of gyro wheels roll along first track and second track respectively, avoid the bracket direct with first track and second track contact and receive the effect of sliding friction power to avoid the bracket by wearing and tearing, reduce the effort that promotes the bracket slip needs simultaneously, make to promote more easily.
Furthermore, two power parts are fixed on the bracket and respectively drive the two groups of rollers to rotate in the same direction.
The beneficial effect of this scheme does: the power part in this scheme can drive the gyro wheel and rotate, need not artifical promotion bracket and can make the bracket roll along first track and second track, further makes the operation more light.
Further, a stopper is fixed to an end of at least one of the first rail and the second rail.
The beneficial effect of this scheme does: the stopper can carry on spacingly to the bracket, avoids the bracket to drop from first track and second track, leads to the bracket to take place to incline to avoid the super counter weight on the bracket to take place to drop, cause the injury to equipment, workman or the operation platform of below on every side.
Furthermore, a first sensor is fixed on the limiting block or the bracket.
The beneficial effect of this scheme does: the first sensor can be close to the stopper to the bracket and detect, and the position of bracket is judged to the testing result of workman's accessible first sensor, need not the manual work and bow to observe, further makes the operation more light.
Further, a second sensor is arranged on the power part.
The beneficial effect of this scheme does: after first track or second track warp, the distance between second sensor and the adjacent equipment changes thereupon, so can in time discover above-mentioned deformation through the testing result of second sensor to in time maintain or change avoids the bracket derail to take place the accident.
Further, first track and second track below all are equipped with the backing plate, and first track and second track are all installed on the backing plate.
The beneficial effect of this scheme does: backing plate in this scheme can support and fix a position first track and second track, avoids first track and second track to cause the damage to ground or operation platform of below. In addition, when the base plate is used, the first rail and the second rail cannot move relative to the base plate after being mounted on the base plate, so that the base plate can be directly mounted, and the first rail and the second rail do not need to be separately mounted.
Drawings
Fig. 1 is a plan view of embodiment 1 of the present invention;
FIG. 2 is a front view of the turning gear of FIG. 1 after installation;
FIG. 3 is a front view of the slide rail of FIG. 1;
fig. 4 is a front view of a first slide rail according to embodiment 4 of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a power part 1, a second sensor 2, a bracket 3, a limiting plate 4, a roller 5, a first rail 6, a sleeper 7, a second rail 8 and a limiting block 9.
Example 1
A rotating device suitable for super-lifting and hoisting of a crawler crane comprises a bracket 3 and a sliding rail, wherein the sliding rail comprises a first track 6 and a second track 8 which are both arc-shaped, the radius of the first track 6 is larger than that of the second track 8, and the circle centers of the first track 6 and the second track 8 in the embodiment coincide with the rotating center of a boom of the crawler crane.
The carriage 3 is placed on the first rail 6 and the second rail 8, and the first rail 6 and the second rail 8 are respectively opposed to the left end and the right end of the carriage 3. As shown in fig. 3, a tie plate is provided below the first rail 6 and the second rail 8, and the first rail 6 and the second rail 8 are mounted on the tie plate by bolts, and the tie plate in this embodiment is a sleeper 7.
Two sets of gyro wheels 5 are installed to bracket 3's bottom, and two sets of gyro wheels 5 fall on first track 6 and second track 8 respectively, and gyro wheel 5 in this embodiment adopts the steel gyro wheel, and bracket 3's bottom is equipped with two sets of U-shaped framves, and the U-shaped frame passes through the bolt fastening in bracket 3's bottom, and gyro wheel 5 and U-shaped frame one-to-one, and gyro wheel 5 is installed on the U-shaped frame through the pivot. Equal coaxial key-type connection has the driven band pulley on every group gyro wheel 5, two power parts 1 are installed through the bolt in the top of bracket 3, power part 1 in this embodiment adopts positive and negative motor that changes, and be equipped with the opening just to driven band pulley on the bracket 3, the output shaft of positive and negative motor that changes passes through belt drive driven band pulley and rotates, thereby it rolls along first track 6 and second track 8 to drive gyro wheel 5, when actually implementing, power part 1 in this embodiment still can use current hydraulic motor, can drive gyro wheel 5 and rotate can.
Two limiting plates 4 are arranged between the two sets of rollers 5, the limiting plates 4 in the embodiment are annular, and the limiting plates 4 are sleeved and welded on the rollers 5. The bottom of limiting plate 4 is less than the top of first track 6 and second track 8, and the left wall of left side limiting plate 4 offsets with the right wall of first track 6, and the right wall of right side limiting plate 4 offsets with the left wall of second track 8, fixes a position bracket 3 through two limiting plates 4, avoids bracket 3 to follow first track 6 and the radial emergence skew of second track 8.
As shown in fig. 1, the upper and lower ends of the first rail 6 and the second rail 8 are both provided with a limiting block 9 through bolts, the limiting block 9 is opposite to the bracket 3 along the transverse projection, and the limiting block 9 is provided with a first sensor facing the side wall of the bracket 3.
The specific implementation process is as follows:
when the super lifting device is installed, the super lifting counterweight is arranged on the bracket 3. Taking the anticlockwise rotation of the suspension arm of the crawler crane as an example, when the suspension arm starts to rotate, the two power parts 1 are started to enable the bracket 3 to synchronously rotate anticlockwise through the center of rotation of the suspension arm, so that relative movement between the super-lift counterweight on the bracket 3 and the suspension arm can not occur, and therefore, the situation that the guy cable in the super-lift counterweight and the suspension arm is pulled is avoided, and the situation that the suspension arm cannot rotate due to the limitation of the guy cable is avoided.
When the bracket 3 slides to the end parts of the first track 6 and the second track 8, the bracket 3 applies pressure to the first sensor, so that a worker can judge whether the bracket 3 moves to the end parts of the first track 6 and the second track 8 according to the detection result of the first sensor, thereby stopping rotating the suspension arm in time and closing the two power parts 1 to avoid the bracket 3 falling off from the first track 6 and the second track 8.
Example 2
On the basis of embodiment 1, the first sensor in this embodiment is connected with external controller electricity, and the controller electricity is connected with the alarm, and the alarm in this embodiment can adopt bee calling organ or pilot lamp, after bracket 3 rotated the tip to first track 6 and second track 8, can remind the workman through the alarm. In practical implementation, the two power members 1 in this embodiment may also be electrically connected to an external controller, and when the first sensor detects that the bracket 3 slides to the end portions of the first rail 6 and the second rail 8, the power members 1 may be automatically turned off by the controller without manual operation.
Example 3
On the basis of embodiment 1 or embodiment 2, the power member 1 is provided with the second sensor 2, specifically, the second sensor 2 is located at one end of the power member 1 facing to the other power member 1, and the second sensor 2 is an existing distance sensor, the distance between the two power members 1 can be detected through the second sensor 2, when the first rail 6, the second rail 8 or the U-shaped frame is deformed, the distance between the two power members 1 is changed, and the detection result of the second sensor 2 is changed accordingly, so that the deformation can be timely found through the result of the second sensor 2.
Example 4
On the basis of embodiments 1 to 3, as shown in fig. 4, the installation positions of the two limiting plates 4 in this embodiment are changed, the two limiting plates 4 are respectively located at the left and right sides of the first rail 6 or the second rail 8, the installation manners of the limiting plates 4 and the rollers 5 are the same, in this embodiment, the bracket 3 can be limited only by the first rail 6 or the second rail 8, and the bracket 3 is prevented from being shifted along the radial directions of the first rail 6 and the second rail 8.
The above description is only an example of the present invention, and the common general knowledge of the known technical solutions and/or characteristics is not described herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. The utility model provides a rotating device suitable for crawler crane surpasses to lift dress which characterized in that: the sliding rail is arc-shaped, and the bracket is arranged on the sliding rail and is in sliding fit with the sliding rail along the length direction of the sliding rail; the sliding rail comprises a first rail and a second rail, the first rail and the second rail are both arc-shaped, the first rail and the second rail are overlapped in a circular shape, and the first rail and the second rail are opposite to two ends of the bracket respectively.
2. The rotating device suitable for crawler crane superlift loading according to claim 1, wherein: two limiting plates are fixed at the bottom of the bracket and are respectively positioned on two sides of any one of the first track and the second track.
3. The rotating device suitable for crawler crane superlift loading according to claim 1, wherein: the bottom of the bracket is fixed with two limiting plates, the two limiting plates are respectively opposite to the first track and the second track, and the two limiting plates are both positioned between the first track and the second track or the first track and the second track are both positioned between the two limiting plates.
4. The rotating device suitable for the super-lift of the crawler crane according to claim 1, wherein: two groups of rollers are mounted at the bottom of the bracket and roll along the first rail and the second rail respectively.
5. The rotating device suitable for the super-lift crane of the crawler crane according to claim 4, wherein: two power parts are fixed on the bracket and respectively drive the two groups of rollers to rotate in the same direction.
6. The rotating device suitable for crawler crane superlift loading according to claim 1, wherein: a stopper is fixed to an end of at least one of the first track and the second track.
7. The rotating device suitable for the super crane of the crawler crane according to claim 6, wherein: a first sensor is fixed on the limiting block or the bracket.
8. The rotating device suitable for the super-lift of the crawler crane according to claim 5, wherein: the power part is provided with a second sensor.
9. The rotating device suitable for crawler crane superlift loading according to claim 1, wherein: first track and second track below all are equipped with the backing plate, first track and second track are all installed on the backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222062103.3U CN218145506U (en) | 2022-08-05 | 2022-08-05 | Rotating device suitable for crawler crane superlift hoisting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222062103.3U CN218145506U (en) | 2022-08-05 | 2022-08-05 | Rotating device suitable for crawler crane superlift hoisting |
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| Publication Number | Publication Date |
|---|---|
| CN218145506U true CN218145506U (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222062103.3U Active CN218145506U (en) | 2022-08-05 | 2022-08-05 | Rotating device suitable for crawler crane superlift hoisting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116281664A (en) * | 2023-03-06 | 2023-06-23 | 中海福陆重工有限公司 | Crawler crane bearing device based on SPMT and control system |
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2022
- 2022-08-05 CN CN202222062103.3U patent/CN218145506U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116281664A (en) * | 2023-03-06 | 2023-06-23 | 中海福陆重工有限公司 | Crawler crane bearing device based on SPMT and control system |
| CN116281664B (en) * | 2023-03-06 | 2024-01-23 | 中海福陆重工有限公司 | Crawler crane bearing device based on SPMT and control system |
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