CN220866935U - Crane end beam and main beam connecting device - Google Patents
Crane end beam and main beam connecting device Download PDFInfo
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- CN220866935U CN220866935U CN202322820207.0U CN202322820207U CN220866935U CN 220866935 U CN220866935 U CN 220866935U CN 202322820207 U CN202322820207 U CN 202322820207U CN 220866935 U CN220866935 U CN 220866935U
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- 239000002184 metal Substances 0.000 claims abstract description 135
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of cranes, and discloses a crane end beam and main beam connecting device, which comprises a main beam body and a connecting mechanism, wherein the lower end of the connecting mechanism is movably connected with the end beam body, the rear end of the inner wall surface of the end beam body is fixedly connected with a movable roller, and the connecting mechanism is in threaded connection with the right end of the main beam body. This hoist end beam and girder connecting device through being provided with connecting device, strutting arrangement and metal casing two to can change girder body and end beam body threaded connection, let the change of girder body quick and convenient, can protect the safety of girder body simultaneously, shorten the time of changing the girder body, hexagonal nut is rotatory at the screw thread end surface of threaded rod, thereby can be with metal casing one and girder body threaded connection, effectually prevent that the girder body from producing not hard up, can increase the device's live time.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a device for connecting an end beam and a main beam of a crane.
Background
Bridge cranes, also known as bridge cranes, are a common type of heavy lifting equipment consisting of a set of uprights supported at both ends and a beam spanning them. They are commonly used in the industry for handling and lifting heavy objects.
The end beams of the crane are part of the crane beam structure and are positioned at two ends of the main beam. It is often used to provide additional support and stability to enhance the structural strength and load carrying capacity of the overall crane.
The main beam of the crane is a key component of the crane structure, and is usually a cross beam with large bearing capacity and rigidity. The main beam is positioned at the top of the crane and is connected with a lifting device (such as a lifting hook, a lifting rope and the like) and other related equipment
The existing crane girder and end beam are welded, but when the girder is replaced, the girder and the end beam are required to be cut, and the girder can be replaced, so that a great deal of time is required for replacing the girder, and meanwhile, the surface of the girder is easy to damage.
Disclosure of utility model
The utility model aims to provide a device for connecting an end beam and a main beam of a crane, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hoist end beam and girder connecting device, includes girder body and coupling mechanism, coupling mechanism's lower extreme swing joint has the end beam body, the inner wall surface rear end fixedly connected with of end beam body removes the gyro wheel, coupling mechanism threaded connection is in the right-hand member of girder body.
The connecting mechanism comprises a plug-in block, a connecting device, a supporting device, a second metal shell and a second spiral spring, wherein the supporting device is positioned at the rear end of the connecting mechanism, the connecting device is movably connected to the upper end of the supporting device, the plug-in block is movably connected to the lower end of the supporting device, the supporting device is movably connected to the rear end of the second metal shell, and the plug-in block is fixedly connected to the back surface of the second spiral spring.
Preferably, the connecting device comprises a hexagonal nut, a metal plate, a threaded rod and a first spiral spring, wherein the hexagonal nut is located at the upper end of the connecting device, the hexagonal nut is in threaded connection with the upper end surface of the threaded rod, the metal plate is fixedly connected with the bottom end surface of the threaded rod, and the metal plate is fixedly connected with the bottom end surface of the first spiral spring.
Preferably, the supporting device comprises a first metal insert, a first metal slide bar, a first metal shell and a second metal insert, wherein the first metal insert is positioned at the upper end of the supporting device and is fixedly connected with the top end surface of the first metal shell, the first metal shell is fixedly connected with the top end surface of the second metal insert, and the first metal slide bar is fixedly connected with the inner wall surface of the first metal shell.
Preferably, the first coil spring is fixedly connected to the surface of the top end inside the first metal shell, the metal plate is movably connected to the lower end inside the first metal shell, the second metal insert is movably connected to the surface of the lower end of the metal slide rod, the first coil spring is located at the lower end of the metal slide rod, the number of the first coil springs is four, the first coil springs are distributed in a ring shape, the first coil springs rebound initially, the first coil springs push the metal plate to move up and down, and the metal plate pushes the threaded rod to move up and down, so that the threaded rod is inserted into the left end of the main beam body and connected with the right end of the main beam body.
Preferably, the second metal insert is movably connected to the rear end of the end beam body, the second metal insert is movably connected to the rear end of the insert block, the first metal shell is movably connected to the top end surface of the end beam body, the number of the second metal inserts is two, the second metal insert is movably connected to the front end and the rear end of the end beam body, the first metal shell pushes the second metal insert to move downwards, the second metal insert is inserted into the front end and the rear end of the end beam body, so that the position of the first metal shell can be determined, and the position of the first metal shell can be determined.
Preferably, the first metal insert is movably connected to the right end of the main beam body, the first metal shell is movably connected to the right end of the main beam body, the threaded rod is movably connected to the right end of the main beam body, the hexagonal nut is movably connected to the top surface of the main beam body, the main beam body is pushed to move downwards, the surfaces of the main beam body and the first metal insert are movably connected, the top surfaces of the main beam body and the first metal shell are connected, and the position of the main beam body can be determined.
Preferably, the second metal shell is movably connected to the inner wall surface of the end beam body, the number of the second spiral springs is two, and the two second spiral springs are fixedly connected to the front end and the rear end inside the plug block.
Compared with the prior art, the utility model has the beneficial effects that:
1. This hoist end beam and girder connecting device through being provided with connecting device, strutting arrangement and metal casing two to can change girder body and end beam body threaded connection, let the change of girder body quick and convenient, can protect the safety of girder body simultaneously, shorten the time of changing the girder body, thereby can increase the device's live time.
2. This hoist end beam and girder connecting device through being provided with hexagon nut, threaded rod and metal sheet, and the hexagon nut is rotatory at the screw thread end surface of threaded rod to can be with metal casing one and girder body thread tightening, effectually prevent that the girder body from producing not hard up, can increase the device's live time.
Drawings
FIG. 1 is a schematic perspective view of the whole of the present utility model;
FIG. 2 is a schematic top view of the connection mechanism and end beam body of the present utility model;
FIG. 3 is a schematic cross-sectional view of the utility model at A-A in FIG. 2;
FIG. 4 is a schematic view of the internal structure of the connecting device and the supporting device of the present utility model;
fig. 5 is an enlarged schematic view of a portion of the structure of fig. 4a in accordance with the present utility model.
In the figure: 1. a connecting mechanism; 11. a plug block; 12. a connecting device; 121. a hexagonal nut; 122. a metal plate; 123. a threaded rod; 124. a first spiral spring; 13. a support device; 131. a first metal insert; 132. a metal slide bar; 133. a first metal shell; 134. a second metal insert; 14. a second metal shell; 15. a second spiral spring; 2. an end beam body; 3. moving the roller; 4. and a main girder body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides the following technical solutions:
The utility model provides a hoist end beam and girder connecting device, includes girder body 4 and coupling mechanism 1, and coupling mechanism 1's lower extreme swing joint has end beam body 2, and end beam body 2's inner wall surface rear end fixedly connected with removes gyro wheel 3, coupling mechanism 1 threaded connection in girder body 4's right-hand member.
The connecting mechanism 1 comprises an inserting block 11, a connecting device 12, a supporting device 13, a second metal shell 14 and a second spiral spring 15, wherein the supporting device 13 is positioned at the rear end of the connecting mechanism 1, the connecting device 12 is movably connected to the upper end of the supporting device 13, the inserting block 11 is movably connected to the lower end of the supporting device 13, the supporting device 13 is movably connected to the rear end of the second metal shell 14, the second metal shell 14 is movably connected to the inner wall surface of the end beam body 2, the number of the second spiral springs 15 is two, the second spiral springs 15 are fixedly connected to the front end and the rear end inside the inserting block 11, and the inserting block 11 is fixedly connected to the back surface of the second spiral springs 15.
The connecting device 12 comprises a hexagonal nut 121, a metal plate 122, a threaded rod 123 and a first coil spring 124, wherein the hexagonal nut 121 is located at the upper end of the connecting device 12, the hexagonal nut 121 is in threaded connection with the upper end surface of the threaded rod 123, the metal plate 122 is fixedly connected with the bottom end surface of the threaded rod 123, and the metal plate 122 is fixedly connected with the bottom end surface of the first coil spring 124.
The supporting device 13 comprises a first metal inserting block 131, a first metal sliding rod 132, a first metal shell 133 and a second metal inserting block 134, wherein the first metal inserting block 131 is positioned at the upper end of the supporting device 13, the first metal inserting block 131 is fixedly connected to the top end surface of the first metal shell 133, the first metal inserting block 131 is movably connected to the right end of the main beam body 4, the first metal shell 133 is movably connected to the right end of the main beam body 4, the threaded rod 123 is movably connected to the right end of the main beam body 4, the hexagonal nut 121 is movably connected to the top end surface of the main beam body 4, the main beam body 4 and the first metal inserting block 131 are pushed to move downwards, the top end surfaces of the main beam body 4 and the first metal shell 133 are connected, the position of the main beam body 4 can be determined, the first metal shell 133 is fixedly connected to the top end surface of the second metal inserting block 134, the second metal inserting block 134 is movably connected to the rear end of the end beam body 2, the second metal plug 134 is movably connected to the rear end of the plug 11, the first metal shell 133 is movably connected to the top end surface of the end beam body 2, the number of the second metal plug 134 is two, the two second metal plug 134 is movably connected to the front end and the rear end of the end beam body 2, the first metal shell 133 pushes the second metal plug 134 to move downwards, so that the second metal plug 134 is inserted into the front end and the rear end of the end beam body 2, the position of the first metal shell 133 can be determined, the first metal slide bar 132 is fixedly connected to the inner wall surface of the first metal shell 133, the first coil spring 124 is fixedly connected to the top end surface of the first metal shell 133, the metal plate 122 is movably connected to the lower end of the first metal shell 133, the second metal plug 134 is movably connected to the lower end surface of the first metal slide bar 132, the first coil spring 124 is positioned at the lower end of the first metal slide bar 132, the number of the first spiral springs 124 is four, the first four spiral springs 124 are distributed in an annular mode, the first spiral springs 124 start to rebound, the first spiral springs 124 push the metal plate 122 to move up and down, the metal plate 122 pushes the threaded rod 123 to move up and down, and the threaded rod 123 is inserted into the left end and the right end of the main beam body 4 to be connected.
When in use, the second metal shell 14 is pushed to move downwards, the second metal shell 14 is inserted into the end beam body 2, the position of the second metal shell 14 can be determined, meanwhile, the end beam body 2 pushes the insertion block 11 to move forwards and backwards, so that the insertion block 11 moves forwards and backwards in the second metal shell 14, then the upper end of the first metal insertion block 131 is held, the first metal insertion block 131 is pushed to move downwards, the first metal insertion block 131 pushes the first metal shell 133 downwards, the first metal shell 133 pushes the second metal insertion block 134 to move downwards, the second metal insertion block 134 is inserted into the front end and the rear end of the end beam body 2, the position of the first metal shell 133 can be determined, the main beam body 4 is pushed to move downwards, the surfaces of the main beam body 4 and the first metal insertion block 131 are movably connected, let the top surface of girder body 4 and metal casing one 133 connect, can be with girder body 4's position determination, at this moment coil spring one 124 begins to kick-back, coil spring one 124 promotes the metal sheet 122 and reciprocates, the metal sheet 122 promotes threaded rod 123 and reciprocates, make threaded rod 123 peg graft into girder body 4's left end and right-hand member and connect, then rotate hexagonal nut 121, hexagonal nut 121 is at threaded end surface rotation of threaded rod 123, can fix girder body 4 and strutting arrangement 13 at hexagonal nut 121, at this moment coil spring two 15 begins to kick-back, coil spring two 15 promotes the grafting piece 11 and reciprocates, let grafting piece 11 peg graft into inside the metal grafting piece two 134 lower extreme, thereby can fix the spacing of metal casing one 133's position.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hoist end beam and girder connecting device, includes girder body (4) and coupling mechanism (1), its characterized in that: the lower end of the connecting mechanism (1) is movably connected with an end beam body (2), the rear end of the inner wall surface of the end beam body (2) is fixedly connected with a movable roller (3), and the connecting mechanism (1) is in threaded connection with the right end of the main beam body (4);
Coupling mechanism (1) are including spliced block (11), connecting device (12), strutting arrangement (13), metal casing two (14) and coil spring two (15), strutting arrangement (13) are located the rear end of coupling mechanism (1), connecting device (12) swing joint in the upper end of strutting arrangement (13), spliced block (11) swing joint in the lower extreme of strutting arrangement (13), strutting arrangement (13) swing joint in the rear end of metal casing two (14), spliced block (11) fixed connection in the back of coil spring two (15).
2. A crane end beam to main beam connection as claimed in claim 1, wherein: the connecting device (12) comprises a hexagonal nut (121), a metal plate (122), a threaded rod (123) and a first spiral spring (124), wherein the hexagonal nut (121) is located at the upper end of the connecting device (12), the hexagonal nut (121) is in threaded connection with the upper end surface of the threaded rod (123), the metal plate (122) is fixedly connected with the bottom end surface of the threaded rod (123), and the metal plate (122) is fixedly connected with the bottom end surface of the first spiral spring (124).
3. A crane end beam to main beam connection as claimed in claim 2, wherein: the supporting device (13) comprises a first metal inserting block (131), a first metal sliding rod (132), a first metal shell (133) and a second metal inserting block (134), wherein the first metal inserting block (131) is located at the upper end of the supporting device (13), the first metal inserting block (131) is fixedly connected to the top end surface of the first metal shell (133), the first metal shell (133) is fixedly connected to the top end surface of the second metal inserting block (134), and the first metal sliding rod (132) is fixedly connected to the inner wall surface of the first metal shell (133).
4. A crane end beam to main beam connection as claimed in claim 3, wherein: the first coil springs (124) are fixedly connected to the top surface inside the first metal shell (133), the metal plates (122) are movably connected to the lower end inside the first metal shell (133), the second metal inserts (134) are movably connected to the lower end surface of the metal sliding rod (132), the first coil springs (124) are located at the lower end of the metal sliding rod (132), the number of the first coil springs (124) is four, and the four first coil springs (124) are distributed in a ring shape.
5. The crane end beam to main beam connection of claim 4, wherein: the metal plug second (134) is movably connected to the rear end of the end beam body (2), the metal plug second (134) is movably connected to the rear end of the plug block (11), the metal shell first (133) is movably connected to the top end surface of the end beam body (2), the number of the metal plug second (134) is two, and the metal plug second (134) is movably connected to the front end and the rear end of the end beam body (2).
6. The crane end beam to main beam connection of claim 5, wherein: the first metal insert (131) is movably connected to the right end of the main beam body (4), the first metal shell (133) is movably connected to the right end of the main beam body (4), the threaded rod (123) is movably connected to the right end of the main beam body (4), and the hexagonal nut (121) is movably connected to the top end surface of the main beam body (4).
7. The crane end beam to main beam connection of claim 6, wherein: the second metal shell (14) is movably connected to the inner wall surface of the end beam body (2), the number of the second spiral springs (15) is two, and the two second spiral springs (15) are fixedly connected to the front end and the rear end inside the plug-in block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322820207.0U CN220866935U (en) | 2023-10-20 | 2023-10-20 | Crane end beam and main beam connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322820207.0U CN220866935U (en) | 2023-10-20 | 2023-10-20 | Crane end beam and main beam connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220866935U true CN220866935U (en) | 2024-04-30 |
Family
ID=90813099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322820207.0U Active CN220866935U (en) | 2023-10-20 | 2023-10-20 | Crane end beam and main beam connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220866935U (en) |
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2023
- 2023-10-20 CN CN202322820207.0U patent/CN220866935U/en active Active
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