CN216918367U - Typhoon-proof fixing device for gantry crane - Google Patents
Typhoon-proof fixing device for gantry crane Download PDFInfo
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- CN216918367U CN216918367U CN202220636404.XU CN202220636404U CN216918367U CN 216918367 U CN216918367 U CN 216918367U CN 202220636404 U CN202220636404 U CN 202220636404U CN 216918367 U CN216918367 U CN 216918367U
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- arm
- typhoon
- rod
- fixing device
- gantry crane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract
The utility model discloses a typhoon-proof fixing device for a portal crane, which is arranged on a supporting leg of the crane and comprises: the top surface of the support is provided with a first rotating shaft and a second rotating shaft which are parallel to each other; the supporting arm comprises a first arm connected with the first rotating shaft and a second arm connected with the second rotating shaft, and clamps used for connecting crane supporting legs are respectively arranged at the other ends of the first arm and the second arm; the supporting rod is arranged between the first arm and the second arm and used for adjusting and fixing the included angle between the first arm and the second arm. The utility model has simple structure, convenient use, firm connection, stability and reliability, can improve the typhoon resistance of the gantry crane and ensure the safety of personnel and equipment.
Description
Technical Field
The utility model relates to the technical field of crane safety, in particular to a typhoon-proof fixing device for a portal crane.
Background
Gantry cranes (also known as gantry cranes) are widely used in construction sites such as municipal works, docks, power plants, etc., and have high operating efficiency and low cost. However, compared with other types of cranes, the gantry crane is heavy in head and foot, large in windward area, and high in requirements for typhoon prevention measures during coastal outdoor operations. Chinese patent ZL202245789U discloses a special device for preventing typhoon of a gantry crane, which utilizes a cable rope and a ground anchor to relatively fix the crane, thereby reducing the influence caused by typhoon invasion to a certain extent, but still being unable to change the condition of light head and feet of the crane, and therefore, when the typhoon invades, the risk of cable rope breakage still can be met.
Disclosure of Invention
In order to solve the above problems, the present invention provides a typhoon-proof fixing device for a gantry crane, which can specifically adopt the following technical scheme:
the utility model discloses a typhoon-preventing fixing device for a portal crane, which is arranged on a supporting leg of the crane and comprises
The top surface of the support is provided with a first rotating shaft and a second rotating shaft which are parallel to each other;
the supporting arm comprises a first arm connected with the first rotating shaft and a second arm connected with the second rotating shaft, and clamps used for connecting crane supporting legs are respectively arranged at the other ends of the first arm and the second arm;
the supporting rod is arranged between the first arm and the second arm and used for adjusting and fixing the included angle between the first arm and the second arm.
And the bottom of the support is provided with a roller.
The support is provided with a mounting seat, and the mounting seat is provided with the first rotating shaft and the second rotating shaft.
Anchor clamps with first arm/second arm are articulated to link to each other, and the articulated shaft and first pivot and the second pivot of anchor clamps are parallel to each other, and the exposed core of each anchor clamps all is provided with:
the guide groove is perpendicular to the crane supporting leg;
the fixed clamping plate is fixedly arranged at one end of the guide groove;
the movable clamping plate is arranged opposite to the fixed clamping plate and is provided with a base which is arranged in the guide groove in a sliding manner;
and the adjusting mechanism is used for adjusting the position of the movable clamping plate in the guide groove.
The adjusting mechanism comprises an adjusting rod which is coaxially arranged with the guide groove, the adjusting rod is in threaded connection with the base of the movable clamping plate, one end, close to the fixed clamping plate, of the adjusting rod is inserted into the side wall of the guide groove, and the other end of the adjusting rod penetrates through a limiting ring at the end part of the guide groove and is connected with the adjusting turntable.
The guide groove and the movable clamping plate are of cylindrical structures matched with each other, and an internal thread matched with the adjusting rod is arranged in the sleeve of the movable clamping plate base.
The bracing piece includes first pole and second pole, first pole and second pole all set up in pairs.
The first rod comprises a threaded sleeve, two ends of the threaded sleeve are respectively connected with a threaded rod, each threaded rod is connected with a fixed block in a threaded mode respectively, and the other end of each fixed block is hinged to the first arm and the second arm respectively.
The second rod comprises a guide sleeve and a guide rod which are matched with each other, the guide sleeve is hinged to the first arm, and the guide rod is hinged to the second arm.
The first rod is arranged close to one end of the clamp, and the second rod is arranged close to one end of the support.
According to the typhoon-preventing fixing device for the portal crane, the middle part and the bottom of the crane supporting leg can be supported and fixed respectively through the matching arrangement of the first arm and the second arm, so that the integral gravity center of the crane is moved downwards, the stability and the wind resistance of the crane are improved, the supporting areas of two sides of the crane can be increased after the first arm and the second arm are unfolded, the stability of the crane is further improved, the occurrence of bad phenomena such as connection fracture is avoided, and the whole device is safer and more reliable; the clamp is matched with the movable clamp plate through the fixed clamp plate, so that the supporting legs of the crane can be clamped and fixed from two sides at the same time, the connection stability between the clamp and the crane is improved, and the whole device can resist stronger typhoon; through setting up the bracing piece, realize fixed the connection of first arm and second arm, further promote the structural strength of the device. The utility model has simple structure, convenient use, firm connection, stability and reliability, can improve the typhoon resistance of the gantry crane and ensure the safety of personnel and equipment.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the jig of fig. 1.
Fig. 3 is a schematic view of the structure of the first rod of fig. 1.
Fig. 4 is a schematic view of the structure of the second rod of fig. 1.
Detailed Description
The utility model discloses a typhoon-preventing fixing device for a portal crane, which is arranged on a supporting leg of the crane and comprises
The top surface of the support is provided with a first rotating shaft and a second rotating shaft which are parallel to each other;
the supporting arm comprises a first arm connected with the first rotating shaft and a second arm connected with the second rotating shaft, and clamps used for connecting crane supporting legs are respectively arranged at the other ends of the first arm and the second arm;
the supporting rod is arranged between the first arm and the second arm and used for adjusting and fixing the included angle between the first arm and the second arm.
The following describes embodiments of the present invention in detail with reference to the drawings, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are provided, but the scope of the present invention is not limited to the following embodiments.
Specifically, as shown in fig. 1-4, a roller 11 is mounted at the bottom of the support 1 for easy movement, a mounting seat 12 is provided on the top surface of the support 1, and a first rotating shaft 13 and a second rotating shaft 14 which are parallel to each other are provided on the mounting seat 12. Wherein, be connected with first arm 21 on the first pivot 13, be connected with second arm 22 on the second pivot 14, the anchor clamps 3 that are used for connecting the hoist landing leg are installed respectively to the other end of first arm 21 and second arm 22.
The clamps 3 have the same structure and each comprise a main body bracket 31, the main body bracket 31 is connected with the first arm 21/the second arm 22 through a hinge shaft 32 parallel to the first rotating shaft 13 and the second rotating shaft 14, one side (namely a clamping end) of the main body bracket 31 opposite to the crane support leg is provided with a guide groove 33, and the guide groove 33 is perpendicular to the crane support leg; a fixed clamp plate 34 is integrally arranged at one end of the main body bracket 31, which is positioned in the guide groove 33, and a movable clamp plate 35 which is arranged opposite to the fixed clamp plate 34 is slidably arranged in the guide groove 33 through a base 36 (which is of a cylindrical structure matched with the guide groove 33); the movable clamp 35 is adjusted by an adjusting mechanism to change its relative position with respect to the fixed clamp 34. The adjusting mechanism is usually in the form of a manual lead screw, i.e. an adjusting rod 37 is mounted in the base 36 of the movable clamp 35 (both are connected by screw thread), the adjusting rod 37 is arranged coaxially with the guide slot 33, one end of the adjusting rod 37 close to the fixed clamp 34 is inserted on the side wall of the guide slot 33, and the other end passes through a limiting ring 38 at the end of the guide slot 33 and is connected with an adjusting rotary disc 39. When the adjusting rod 37 is rotated by the adjusting dial 39, the base 36 thereon moves left and right in the axial direction, thereby moving the movable clamp plate 35 closer to or farther from the fixed clamp plate 34.
The support bars include a first bar 41 and a second bar 42, and the first bar 41 and the second bar 42 are respectively provided in pairs. The first rods 41 each include a threaded sleeve 411, two ends of the threaded sleeve 411 are respectively connected with a threaded rod 412, each threaded rod 412 is respectively connected with a fixed block 413 in a threaded manner, the other end of one fixed block 413 is hinged to the first arm 21, and the other end of the other fixed block 413 is hinged to the second arm 22. The second rods 42 each include a guide sleeve 421 and a guide rod 422 fitted to each other, and the guide sleeve 421 is hingedly connected to the first arm 21, and the guide rod 422 is hingedly connected to the second arm 22. Normally, the first rod 41 is arranged close to one end of the clamp 3 and the second rod 42 is arranged close to one end of the support 1.
When the utility model is used, the method is carried out according to the following steps:
1. moving four fixing devices according to the utility model to two sides of the crane by means of the roller 11, rotating the threaded sleeves 411 to extend the threaded rods 412 at two ends of the threaded sleeves until the first rod 41 is adjusted to a proper length to enable an included angle between the first arm 21 and the second arm 22 to reach a desired value;
2. adjusting the position of the fixing device to enable the main clamping plate 13 to be close to one side of the supporting leg of the crane, and then rotating the adjusting turntable 39 to enable the movable clamping plate 35 to clamp the supporting leg of the crane from the other side;
3. fixing the idler wheel 11 and a moving wheel of the crane by using a ground anchor respectively;
4. after the typhoon passes, the ground anchor is unfastened, the rotating disc 39 is reversely adjusted, the movable clamping plate 35 is loosened from the supporting legs of the crane, and the fixing devices are removed from the two sides of the crane.
It should be noted that in the description of the present invention, terms of orientation or positional relationship such as "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (10)
1. The utility model provides a prevent typhoon fixing device for gantry crane, sets up on the landing leg of hoist which characterized in that: comprises that
The top surface of the support is provided with a first rotating shaft and a second rotating shaft which are parallel to each other;
the supporting arm comprises a first arm connected with the first rotating shaft and a second arm connected with the second rotating shaft, and clamps used for connecting crane supporting legs are respectively arranged at the other ends of the first arm and the second arm;
the supporting rod is arranged between the first arm and the second arm and used for adjusting and fixing the included angle between the first arm and the second arm.
2. The anti-typhoon fixing device for the gantry crane according to claim 1, characterized in that: and the bottom of the support is provided with a roller.
3. The anti-typhoon fixing device for the gantry crane according to claim 1, characterized in that: the support is provided with a mounting seat, and the mounting seat is provided with the first rotating shaft and the second rotating shaft.
4. The anti-typhoon fixing device for the gantry crane according to claim 1, characterized in that: anchor clamps with first arm/second arm are articulated to be linked to each other, and the articulated shaft of anchor clamps is parallel to each other with first pivot and second pivot, and the exposed core of each anchor clamps all is provided with:
the guide groove is perpendicular to the crane supporting leg;
the fixed clamping plate is fixedly arranged at one end of the guide groove;
the movable clamping plate is arranged opposite to the fixed clamping plate and is provided with a base which is arranged in the guide groove in a sliding manner;
and the adjusting mechanism is used for adjusting the position of the movable clamping plate in the guide groove.
5. The anti-typhoon fixing device for the gantry crane according to claim 4, wherein: the adjusting mechanism comprises an adjusting rod which is coaxial with the guide groove, the adjusting rod is screwed and arranged in the base of the movable clamping plate, one end of the adjusting rod, which is close to the fixed clamping plate, is inserted and arranged on the side wall of the guide groove, and the other end of the adjusting rod penetrates through a limiting ring at the end part of the guide groove and is connected with the adjusting turntable.
6. The anti-typhoon fixing device for the gantry crane according to claim 5, wherein: the guide groove and the movable clamping plate are of cylindrical structures matched with each other, and an internal thread matched with the adjusting rod is arranged in the sleeve of the movable clamping plate base.
7. The anti-typhoon fixing device for the gantry crane according to claim 1, characterized in that: the bracing piece includes first pole and second pole, first pole and second pole all set up in pairs.
8. The anti-typhoon fixing device for the gantry crane according to claim 7, wherein: the first rod comprises a threaded sleeve, two ends of the threaded sleeve are respectively connected with a threaded rod, each threaded rod is connected with a fixed block in a threaded mode respectively, and the other end of each fixed block is hinged to the first arm and the second arm respectively.
9. The anti-typhoon fixing device for the gantry crane according to claim 7, wherein: the second rod comprises a guide sleeve and a guide rod which are matched with each other, the guide sleeve is hinged to the first arm, and the guide rod is hinged to the second arm.
10. The anti-typhoon fixing device for the gantry crane according to claim 7, wherein: the first rod is arranged close to one end of the clamp, and the second rod is arranged close to one end of the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220636404.XU CN216918367U (en) | 2022-03-23 | 2022-03-23 | Typhoon-proof fixing device for gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220636404.XU CN216918367U (en) | 2022-03-23 | 2022-03-23 | Typhoon-proof fixing device for gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216918367U true CN216918367U (en) | 2022-07-08 |
Family
ID=82228341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220636404.XU Active CN216918367U (en) | 2022-03-23 | 2022-03-23 | Typhoon-proof fixing device for gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216918367U (en) |
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2022
- 2022-03-23 CN CN202220636404.XU patent/CN216918367U/en active Active
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