CN214570307U - Anti-tripping electro-hydraulic interlocking control device for tower crane jacking device - Google Patents
Anti-tripping electro-hydraulic interlocking control device for tower crane jacking device Download PDFInfo
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- CN214570307U CN214570307U CN202120596253.5U CN202120596253U CN214570307U CN 214570307 U CN214570307 U CN 214570307U CN 202120596253 U CN202120596253 U CN 202120596253U CN 214570307 U CN214570307 U CN 214570307U
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- tower crane
- anticreep
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Abstract
The utility model discloses a tower crane jacking device anticreep electromechanics liquid interlocking control device, including the tower crane, install the hydraulic stem on the tower crane, and the lower extreme of tower crane installs movable support, be provided with the jacking crossbeam on the movable support, and install the anticreep bolt on the jacking crossbeam, at stroke limit switch of anticreep bolt front end installation, and during stroke switch's circuit concatenated hydraulic system's power supply circuit, the anticreep bolt was installed in place the back, and anticreep electromechanics liquid interlocking control device jacking crossbeam control part could form closed loop. This tower crane jacking device anticreep electromechanical liquid interlocking controlling means, jacking device anticreep electromechanical liquid interlocking controlling means comprises two parts, installs respectively on jacking crossbeam and anticreep bolt, and when jacking crossbeam and anticreep bolt all operated in place, the anticreep bolt promoted stroke position switch contact and made its closed hydraulic system circuit, and hydraulic jacking system circuit could circular telegram, and the workman side can carry out tower crane jacking operation.
Description
Technical Field
The utility model relates to a tower crane jacking device correlation technique field specifically is a tower crane jacking device anticreep electromechanical liquid interlocking controlling means.
Background
At present, a safety accident of a tower crane in a jacking operation process is caused because a worker does not install a jacking cross beam or an anti-falling bolt in place in an operation process of the tower crane jacking device, and how to ensure that the worker installs the jacking cross beam or the anti-falling bolt in place in the operation process is always a key control point and a difficult control point in the safety operation, so that the anti-falling electromechanical hydraulic interlocking control device of the tower crane jacking device is provided, and the problem provided in the above is solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tower crane jacking device anticreep electromechanical liquid interlocking controlling means to solve the problem that most of tower crane jacking devices that provide can not target in place jacking crossbeam or anticreep bolt installation in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tower crane jacking device anticreep electromechanical liquid interlocking control device, includes the tower crane, install the hydraulic stem on the tower crane, and the lower extreme of tower crane installs movable support, be provided with the jacking crossbeam on the movable support, and install the anticreep bolt on the jacking crossbeam, at stroke limit switch of anticreep bolt front end installation, and travel switch's circuit concatenates in hydraulic system's the power supply circuit.
Adopt above-mentioned technical scheme, jacking device anticreep electromechanical liquid interlocking controlling means comprises two parts, installs respectively on jacking crossbeam and anticreep bolt, and when jacking crossbeam and anticreep bolt all operated in place, the anticreep bolt promoted stroke position switch contact and made its closed hydraulic system circuit, and hydraulic jacking system circuit could circular telegram, and the workman side can carry out the tower crane jacking operation.
As the utility model discloses a preferred technical scheme, the anticreep bolt is connected with travel limit switch.
By adopting the technical scheme, the stroke limit switch is completely closed when the anti-falling bolt is installed in place, and the anti-falling bolt can work only when the anti-falling bolt is installed in place.
As an optimal technical scheme of the utility model, anticreep electromechanical liquid interlocking controlling means of jacking device is constituteed with travel limit switch to the anticreep bolt.
By adopting the technical scheme, the anti-falling bolt is convenient to prevent from being installed in place to cause safety production accidents.
As the utility model discloses an preferred technical scheme, the back that targets in place is installed to the anticreep bolt, and anticreep electromechanical liquid interlocking control device jacking crossbeam control part just can form closed loop.
By adopting the technical scheme, the circuit is controlled to be switched on.
Compared with the prior art, the beneficial effects of the utility model are that: this tower crane jacking device anticreep electromechanical liquid interlocking controlling means, jacking device anticreep electromechanical liquid interlocking controlling means comprises two parts, installs respectively on jacking crossbeam and anticreep bolt, and when jacking crossbeam and anticreep bolt all operated in place, the anticreep bolt promoted stroke position switch contact and made its closed hydraulic system circuit, and hydraulic jacking system circuit could circular telegram, and the workman side can carry out tower crane jacking operation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a front view of the structure of the present invention.
In the figure: 1. tower crane; 2. a hydraulic lever; 3. a movable support; 4. jacking the cross beam; 5. anti-drop bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a tower crane jacking device anticreep electromechanical liquid interlocking control device, includes tower crane 1, install hydraulic stem 2 on the tower crane 1, and the lower extreme of tower crane 1 installs movable support 3, be provided with jacking crossbeam 4 on the movable support 3, and install anticreep bolt 5 on the jacking crossbeam 4, at stroke limit switch of 5 front end installations of anticreep bolt, and travel switch's circuit concatenates in hydraulic system's the power supply circuit.
Adopt above-mentioned technical scheme, jacking device anticreep electromechanical liquid interlocking controlling means comprises two parts, installs respectively on jacking crossbeam 4 and anticreep bolt 5, and when jacking crossbeam 4 and anticreep bolt 5 all operated in place, the anticreep bolt promoted travel position switch contact and makes its closed hydraulic system circuit, and hydraulic jacking system circuit could circular telegram, and the workman side can carry out tower crane jacking operation.
Specifically, as shown in fig. 1, the upper end of a jacking cross beam 4 is fixedly connected with the bottom of a hydraulic rod 2, the lower end of the jacking cross beam 4 is installed on a movable support 3, the jacking cross beam 4 and an anti-drop bolt 5 form an anti-drop electromechanical hydraulic interlocking control device of the jacking device, when the jacking cross beam 4 is erected to a specified position, a control part of the jacking cross beam 4 of the anti-drop electromechanical hydraulic interlocking control device forms a closed loop, when the anti-drop bolt 5 is inserted to the specified position, a control part of the anti-drop bolt 5 of the anti-drop electromechanical hydraulic interlocking control device forms a closed loop, when the jacking cross beam 4 and the anti-drop bolt 5 are installed in place, the anti-drop electromechanical interlocking control device completes unlocking, the safety of the tower crane 1 in jacking operation can be improved, whether a checker operates as required during operation, and the anti-drop electromechanical interlocking control device has important significance for guaranteeing the life safety of the checker.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a tower crane jacking device anticreep electromechanical liquid interlocking controlling means, includes tower crane (1), its characterized in that: install hydraulic stem (2) on tower crane (1), and the lower extreme of tower crane (1) installs movable support (3), be provided with jacking crossbeam (4) on movable support (3), and install anticreep bolt (5) on jacking crossbeam (4), at stroke limit switch of anticreep bolt (5) front end installation, and travel switch's circuit concatenates in hydraulic system's the power supply circuit.
2. The anti-tripping electro-hydraulic interlocking control device for the tower crane jacking device according to claim 1, characterized in that: the anti-falling bolt (5) is connected with the travel limit switch, and the travel limit switch is connected with a circuit of the hydraulic jacking system in series.
3. The anti-tripping electro-hydraulic interlocking control device for the tower crane jacking device according to claim 1, characterized in that: the upper end of the jacking cross beam (4) is fixedly connected with the bottom of the hydraulic rod (2), and the lower end of the jacking cross beam (4) is installed on the movable support (3).
4. The anti-tripping electro-hydraulic interlocking control device for the tower crane jacking device according to claim 1, characterized in that: the jacking cross beam (4) and the anti-drop bolt (5) form an anti-drop electromechanical hydraulic interlocking control device of the jacking device.
5. The anti-tripping electro-hydraulic interlocking control device for the tower crane jacking device according to claim 1, characterized in that: after the anti-falling bolt (5) is installed in place, the anti-falling electro-hydraulic interlocking control device jacks the cross beam control part to form a closed loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596253.5U CN214570307U (en) | 2021-03-24 | 2021-03-24 | Anti-tripping electro-hydraulic interlocking control device for tower crane jacking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596253.5U CN214570307U (en) | 2021-03-24 | 2021-03-24 | Anti-tripping electro-hydraulic interlocking control device for tower crane jacking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214570307U true CN214570307U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120596253.5U Active CN214570307U (en) | 2021-03-24 | 2021-03-24 | Anti-tripping electro-hydraulic interlocking control device for tower crane jacking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214570307U (en) |
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2021
- 2021-03-24 CN CN202120596253.5U patent/CN214570307U/en active Active
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