CN216105658U - Detection system that touches of probing of hoist grab bucket - Google Patents
Detection system that touches of probing of hoist grab bucket Download PDFInfo
- Publication number
- CN216105658U CN216105658U CN202122364456.4U CN202122364456U CN216105658U CN 216105658 U CN216105658 U CN 216105658U CN 202122364456 U CN202122364456 U CN 202122364456U CN 216105658 U CN216105658 U CN 216105658U
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- grab bucket
- lifting
- probe
- detection system
- winding drum
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Abstract
The utility model discloses a touch landing detection system of a crane grab bucket, which comprises a speed reducing motor, a lifting winding drum, a lifting capacity limiter, a controller, a lifting steel wire rope, the grab bucket and a touch component, wherein the lifting winding drum is driven to rotate by the speed reducing motor, and the lifting winding drum is used for winding and unwinding the lifting steel wire rope to realize the lifting of the grab bucket; one end of the lifting winding drum, which is far away from the speed reducing motor, is provided with a lifting capacity limiter, and the lifting capacity limiter is electrically connected with the controller; the terminal surface of two bucket bodies of grab bucket all corresponds and is equipped with the probe subassembly, and the probe subassembly is including installing the barrel, and the activity is pegged graft in the installation barrel has rather than the probe of coaxial line, and the one end of probe stretches out the installation barrel and surpasss the bottommost of grab bucket. The control of the grab bucket is not influenced by the operating environment, the safety is improved, the impact of the grab bucket on the ground can be protected, and the service life of the grab bucket is prolonged.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a touch landing detection system for a crane grab bucket.
Background
The crane grab bucket is generally divided into a four-rope control grab bucket, a two-rope control grab bucket and a hydraulic control grab bucket, whether the existing grab bucket descends to a material or not is judged, basically, proficiency of operators and tightness of a steel wire rope are all seen, an instrument for detecting the material and a motor or a hydraulic system of the grab bucket are not controlled in an interlocking mode in the grab bucket control, particularly, in some special production working sites, particularly underwater grabbing or water slag operation, the sight line is fuzzy, general laser and radar detection equipment cannot work normally, the crane grab bucket works in the above environment, whether the crane grab bucket works manually or automatically, normal operation of the grab bucket cannot be met due to the fuzzy sight line or the technical performance of the detection equipment, and a large number of potential safety hazards can be brought by forced operation.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the existing defects and provide a touch landing detection system of a crane grab bucket, the control of the grab bucket is not influenced by the operation environment, the safety is improved, the impact of the grab bucket on the ground can be protected, the service life of the grab bucket is prolonged, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the utility model provides the following technical scheme: a touch landing detection system of a crane grab bucket comprises a speed reduction motor, a lifting winding drum, a lifting capacity limiter, a controller, a lifting steel wire rope, the grab bucket and a touch component, wherein the lifting winding drum is driven to rotate by the speed reduction motor, and the lifting winding drum is used for winding and unwinding the lifting steel wire rope to realize the lifting of the grab bucket; one end of the lifting winding drum, which is far away from the speed reducing motor, is provided with a lifting capacity limiter, and the lifting capacity limiter is electrically connected with the controller;
the terminal surface of two bucket bodies of grab bucket all corresponds and is equipped with and touches the subassembly, touches the subassembly including the installation barrel, and the activity is pegged graft in the installation barrel has rather than the probe of coaxial line, and the one end of probe stretches out the installation barrel and surpasss the bottommost of grab bucket, and the upper end opening of installation barrel is equipped with the end plate, is equipped with touch sensor in the face orientation installation barrel of end plate, and touch sensor corresponds with the probe, and touch sensor is connected with the controller electricity.
Preferably, a sealing ring is fixed on a rod body of the probe positioned in the installation cylinder body, and the sealing ring is in sealing fit with the inner wall of the installation cylinder body.
Preferably, a spring is further arranged in the installation cylinder body and sleeved on the probe, one end of the spring is in contact with the sealing ring, and the other end of the spring is in contact with the end plate.
Preferably, the end plate is in threaded connection with the mounting cylinder.
Preferably, one end of the probe is 1-2cm beyond the bottommost part of the grab bucket.
Compared with the prior art, the utility model has the beneficial effects that: the probing and landing detection system of the crane grab bucket constantly displays the weight of the grab bucket and the weight of a lifted heavy object through the lifting weight limiter, so that the landing action of the grab bucket can be judged according to the numerical value mutation displayed by the controller; in addition, when the grab bucket is about to land, the probe contacts with a lifted object firstly, the probe contracts and contacts with the touch sensor to feed back a signal to the controller, so that the condition that the grab bucket lands and descends to the material surface is judged, then, the corresponding operation is reminded or carried out, the control of the grab bucket is not influenced by the operation environment, the safety is improved, the impact of the grab bucket on the ground can be protected, and the service life of the grab bucket is prolonged.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of a probe module according to the present invention.
In the figure: 1 gear motor, 2 play to rise reel, 3 lifting capacity limiters, 4 controllers, 5 lifting wire ropes, 6 grab buckets, 7 sense module, 7.1 end plate, 7.2 spring, 7.3 touch sensor, 7.4 installation barrel, 7.5 sealing washer, 7.6 probe.
Detailed Description
In the following description, the technical solutions of the present invention will be described with reference to the drawings of the embodiments of the present invention, and it should be understood that, if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present invention, and for convenience of describing the present invention, it is not necessary to indicate or imply that the indicated devices or elements have a specific orientation:
referring to fig. 1-2, the present invention provides a technical solution: a touch landing detection system of a crane grab bucket comprises a speed reduction motor 1, a lifting winding drum 2, a lifting capacity limiter 3, a controller 4, a lifting steel wire rope 5, a grab bucket 6 and a touch component 7, wherein the lifting winding drum 2 is driven to rotate by the speed reduction motor 1, and the lifting winding drum 2 retracts the lifting steel wire rope 5 to realize lifting of the grab bucket 6; one end of the lifting winding drum 2, which is far away from the speed reducing motor 1, is provided with a lifting capacity limiter 3, the lifting capacity limiter 3 is electrically connected with a controller 4, the lifting capacity limiter 3 is installed at the shaft end of the lifting winding drum 2 and is used for constantly measuring the weight of the grab bucket 6 and a lifted object, when the grab bucket 6 descends in a no-load mode, the lifting capacity limiter 3 feeds a signal back to the controller 4, and the landing action of the grab bucket 6 is judged according to numerical value mutation displayed by the controller 4;
as shown in fig. 2, the end surfaces of the two bucket bodies of the grab bucket 6 are respectively and correspondingly provided with a probe assembly 7, the probe assembly 7 comprises an installation cylinder 7.4, a probe 7.6 coaxial with the installation cylinder 7.4 is movably inserted in the installation cylinder 7.4, one end of the probe 7.6 extends out of the installation cylinder 7.4 and exceeds the bottommost part of the grab bucket 6, an end plate 7.1 is arranged at an upper end opening of the installation cylinder 7.4, a touch sensor 7.3 is arranged in the installation cylinder 7.4 facing the surface of the end plate 7.1, the touch sensor 7.3 corresponds to the probe 7.6, the touch sensor 7.3 is electrically connected with the controller 4, when the grab bucket 6 is to be grounded, the probe 7.6 contacts the object first, the probe 7.6 retracts and contacts the touch sensor 7.3 to feed back a signal to the controller 4, so as to judge that the grab bucket is landed and lowered to the material level, then, reminding or carrying out corresponding operation, so that the control of the grab bucket is not influenced by the operating environment, and the safety is improved;
furthermore, a sealing ring 7.5 is fixed on a rod body of the probe 7.6 positioned in the mounting cylinder 7.4, the sealing ring 7.5 is in sealing fit with the inner wall of the mounting cylinder 7.4, and when the grab bucket 6 operates in water, the sealing ring 7.5 plays a sealing role, so that the touch sensor 7.3 is positioned in a closed environment, and damage is reduced;
a spring 7.2 is further arranged in the mounting cylinder 7.4, the spring 7.2 is sleeved on the probe 7.6, one end of the spring 7.2 is in contact with the sealing ring 7.5, the other end of the spring 7.2 is in contact with the end plate 7.1, and under the action force of the spring 7.2, the probe 7.6 is ensured not to be in contact with the touch sensor 7.3 in the lifting or falling process of the grab bucket 6, so that the generation of error signals is avoided;
in order to facilitate disassembly, the end plate 7.1 is in threaded connection with the mounting cylinder 7.4;
in addition, two feeler module 7 correspond and are close to the department that opens and shuts of two bucket bodies of grab bucket 6, and the one end of probe 7.6 surpasss 1-2cm in the bottommost of grab bucket 6, and probe 7.6 contradicts with the material when grab bucket 6 opens and shuts and grabs the material, avoids because of probe 7.6 extrudeing touch sensor 7.3 and cause touch sensor 7.3 to damage by the reaction force extrusion touch sensor 7.3 of material when stretching out the overlength.
The utility model is not described in detail in the prior art, and it is apparent to a person skilled in the art that the utility model is not limited to details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims concerned.
Claims (5)
1. The utility model provides a detection system that touches of probing of hoist grab bucket, includes gear motor (1), plays to rise reel (2), load lifting limiter (3), controller (4), lift wire rope (5), grab bucket (6) and touches subassembly (7), its characterized in that: the lifting winding drum (2) is driven to rotate by the speed reducing motor (1), and the lifting winding drum (2) is used for winding and unwinding a lifting steel wire rope (5) to realize the lifting of the grab bucket (6); one end of the lifting winding drum (2) far away from the speed reducing motor (1) is provided with a lifting capacity limiter (3), and the lifting capacity limiter (3) is electrically connected with the controller (4);
the terminal surface of two bucket bodies of grab bucket (6) all corresponds and is equipped with and visits module (7), visit module (7) including installation barrel (7.4), installation barrel (7.4) internalization is pegged graft there is probe (7.6) rather than the coaxial line, the one end of probe (7.6) is stretched out installation barrel (7.4) and is surpassed the bottommost of grab bucket (6), the upper end opening of installation barrel (7.4) is equipped with end plate (7.1), be equipped with touch sensor (7.3) in the face orientation installation barrel (7.4) of end plate (7.1), touch sensor (7.3) correspond with probe (7.6), touch sensor (7.3) are connected with controller (4) electricity.
2. The touch detection system of a crane grab bucket according to claim 1, wherein: and a sealing ring (7.5) is fixed on a rod body of the probe (7.6) positioned in the mounting cylinder body (7.4), and the sealing ring (7.5) is in sealing fit with the inner wall of the mounting cylinder body (7.4).
3. The touch detection system of a crane grab bucket according to claim 1, wherein: still be equipped with spring (7.2) in installation barrel (7.4), spring (7.2) cup joint on probe (7.6), the one end and sealing washer (7.5) the contact of spring (7.2), the other end and end plate (7.1) the contact of spring (7.2).
4. The touch detection system of a crane grab bucket according to claim 1, wherein: the end plate (7.1) is in threaded connection with the mounting cylinder (7.4).
5. The touch detection system of a crane grab bucket according to claim 1, wherein: one end of the probe (7.6) exceeds the bottommost part of the grab bucket (6) by 1-2 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122364456.4U CN216105658U (en) | 2021-09-28 | 2021-09-28 | Detection system that touches of probing of hoist grab bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122364456.4U CN216105658U (en) | 2021-09-28 | 2021-09-28 | Detection system that touches of probing of hoist grab bucket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216105658U true CN216105658U (en) | 2022-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122364456.4U Active CN216105658U (en) | 2021-09-28 | 2021-09-28 | Detection system that touches of probing of hoist grab bucket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216105658U (en) |
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2021
- 2021-09-28 CN CN202122364456.4U patent/CN216105658U/en active Active
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