CN216737326U - Tower crane lower support - Google Patents
Tower crane lower support Download PDFInfo
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- CN216737326U CN216737326U CN202220328856.1U CN202220328856U CN216737326U CN 216737326 U CN216737326 U CN 216737326U CN 202220328856 U CN202220328856 U CN 202220328856U CN 216737326 U CN216737326 U CN 216737326U
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- lower support
- tower crane
- bottom plate
- supporting
- supporting bottom
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Abstract
The utility model relates to the technical field of tower crane equipment, in particular to a tower crane lower support which comprises a lower support structure and four jacking sleeve frame connecting pieces arranged on one side of the lower support structure and fixedly connected with a tower crane jacking sleeve frame, wherein four standard joint connecting pieces are detachably connected to one side of the lower support structure and arranged inside a square frame enclosed by the four jacking sleeve frame connecting pieces, the lower support structure is fixedly connected with a tower crane standard joint through the four standard joint connecting pieces, each standard joint connecting piece comprises a connecting block and a connecting pipe fixedly arranged on one side of the connecting block, a fixing hole is formed in the connecting block, the connecting block is fixedly connected with the lower support structure through the matching of the fixing hole and a screw, and a connecting hole connected with the tower crane standard joint is formed in the connecting pipe. The problem of to different tower body standard sections, need different tower machine undersetting to be connected with it, lead to manufacturing cost great is solved.
Description
Technical Field
The utility model relates to the technical field of tower crane equipment, in particular to a tower crane lower support.
Background
With the increase of the market reserves of the tower cranes, the tower body standard sections serve as important components of the tower cranes, the number of the tower body standard sections is continuously increased, and because the tower body standard sections on the market at present have different size specifications, the sizes of some standard sections only have slight differences, such as two tower bodies with 1.835 multiplied by 1.835 sections and 1.8 multiplied by 1.8 sections; some standard knots have the same overall dimension, but the standard knots are different in connection mode, and the standard knots have two modes of bolt connection and pin shaft connection. For different tower body standard sections, different tower crane lower supports are required to be connected with the tower crane lower supports, so that the types of the lower supports are different.
SUMMERY OF THE UTILITY MODEL
In view of this, a lower support of a tower crane is needed to be provided to solve the problem that different tower crane lower supports are needed to be connected with different tower body standard sections, which results in higher production cost.
The utility model provides a tower crane lower support which comprises a lower support structure and four jacking sleeve frame connecting pieces arranged on one side of the lower support structure and fixedly connected with a tower crane jacking sleeve frame, wherein four standard joint connecting pieces are detachably connected to one side of the lower support structure, the four standard joint connecting pieces are arranged inside a square frame formed by enclosing the four jacking sleeve frame connecting pieces, the lower support structure is fixedly connected with a tower crane standard joint through the four standard joint connecting pieces, the standard joint connecting pieces comprise connecting blocks and connecting pipes fixedly arranged on one sides of the connecting blocks, fixing holes are formed in the connecting blocks, the connecting blocks are matched with screws through the fixing holes and fixedly connected with the lower support structure, and connecting holes connected with the tower crane standard joints are formed in the connecting pipes.
Preferably, the lower support structure comprises a supporting bottom plate, a supporting top plate and a supporting ring plate connected between the supporting bottom plate and the supporting top plate, through holes are formed in the supporting bottom plate and the supporting top plate in a penetrating mode, the four jacking sleeve frame connecting pieces are fixedly connected with the supporting bottom plate, and the connecting blocks are also fixedly connected with the supporting bottom plate.
Preferably, the standard knot connecting piece further comprises two side plates which are respectively arranged on two opposite sides of the connecting pipe and fixedly connected with the connecting block, and the supporting base plate is fixedly provided with a convex block which is fixedly arranged between the two side plates through a bolt.
Preferably, a positioning pin shaft is arranged on the other side of the connecting block, and a positioning hole matched with the positioning pin shaft is formed in the supporting bottom plate.
Preferably, the jacking sleeve frame connecting piece comprises a connecting rod and a fixed block, wherein one end of the connecting rod is fixedly connected with the supporting bottom plate, the fixed block is connected to the other end of the connecting rod, and a plurality of penetrating holes are formed in the fixed block.
Preferably, the connecting pipe is a square pipe.
Preferably, an elastic rubber cushion block is arranged between the connecting block and the supporting bottom plate.
Preferably, a plurality of reinforcing rib plates are arranged on the circumferential direction of the supporting ring plate and between the supporting bottom plate and the supporting top plate at intervals.
Preferably, the length of the connecting rod is greater than that of the connecting pipe.
Preferably, the supporting bottom plate, the supporting top plate and the supporting ring plate connected between the supporting bottom plate and the supporting top plate are all made of alloy steel plates or carbon steel plates.
The utility model has the beneficial effects that: the utility model provides a tower crane lower support, wherein four standard joint connecting pieces are detachably connected to one side of a lower support structure, the four standard joint connecting pieces are arranged inside a square frame formed by enclosing four jacking sleeve frame connecting pieces, the lower support structure is fixedly connected with a tower crane standard joint through the four standard joint connecting pieces, the lower support structure is used as a universal piece, different standard joint connecting pieces are manufactured according to the connecting mode and the connecting size of the standard joint connecting pieces and the tower crane standard joint, the manufacturing period and the manufacturing cost of the lower support structure are reduced, and the production efficiency is improved.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a lower support of a tower crane of the utility model;
FIG. 2 is a front view of a lower support of the tower crane of the present invention;
FIG. 3 is a schematic diagram of a standard joint connection of the present invention.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.
The utility model provides a tower crane lower support which comprises a lower support structure 1 and four jacking sleeve frame connecting pieces 2 arranged on one side of the lower support structure 1 and fixedly connected with a tower crane jacking sleeve frame, wherein four standard joint connecting pieces 3 are detachably connected on one side of the lower support structure 1, the four standard joint connecting pieces 3 are arranged inside a square frame formed by enclosing the four jacking sleeve frame connecting pieces 2, and the lower support structure 1 is fixedly connected with a tower crane standard joint through the four standard joint connecting pieces 3.
More specifically, in this embodiment, the lower support structure 1 includes a supporting bottom plate 11, a supporting top plate 12 and a supporting ring plate 13 connected between the supporting bottom plate 11 and the supporting top plate 12, through holes are respectively formed in the supporting bottom plate 11 and the supporting top plate 12 in a penetrating manner, four of the jacking sleeve frame connecting pieces 2 are all fixedly connected with the supporting bottom plate 11, and the connecting block 31 is also fixedly connected with the supporting bottom plate 11.
In order to improve the overall strength of the lower support structure, in particular, a plurality of reinforcing rib plates 14 are arranged on the circumferential direction of the supporting ring plate 13 and at intervals between the supporting bottom plate 11 and the supporting top plate 12. The supporting bottom plate 11, the supporting top plate 12 and the supporting ring plate 13 connected between the supporting bottom plate 11 and the supporting top plate 12 are all made of alloy steel plates, and may be made of carbon steel plates.
Further, jacking set frame connecting piece 2 includes one end and supporting baseplate 11 fixed connection's connecting rod 21, and connect in the fixed block 22 of the connecting rod 21 other end, be provided with a plurality of wear to establish the hole on the fixed block 22.
The standard joint connecting piece 3 comprises a connecting block 31 and a connecting pipe 32 fixedly arranged on one side of the connecting block 31, wherein the connecting pipe 32 is a square pipe, and the length of the connecting rod 21 is greater than that of the connecting pipe 32. Fixing holes 311 are formed in the connecting block 31, the connecting block 31 is matched with screws through the fixing holes 311 and is fixedly connected with the lower support structure 1, and connecting holes 321 for being connected with a tower crane standard knot are formed in the connecting pipe 32.
In order to further improve the connection strength of the standard joint connector as the support base plate, specifically, the standard joint connector 3 further includes two side plates 33 respectively disposed on two opposite sides of the connecting pipe 32 and fixedly connected to the connecting block 31, the support base plate 11 is fixedly disposed with a protrusion 111, and the protrusion 111 is fixedly disposed between the two side plates 33 via a bolt.
In order to facilitate the installation of the connecting block, specifically, a positioning pin 34 is disposed on the other side of the connecting block 31, and a positioning hole matched with the positioning pin 34 is disposed on the supporting base plate 11.
On the basis of the scheme, an elastic rubber cushion block 35 is arranged between the connecting block 31 and the supporting bottom plate 11.
In the using process, the lower support structure is used as a universal part and is fixedly connected with a tower crane jacking sleeve frame through the fixed blocks 22 on the four connecting rods 21, and the four connecting pipes 32 are fixedly connected with a tower crane standard knot; when connecting tower machine standard festival of not unidimensional, only need drop four standard festival connecting piece 3 dismantles to change can.
The utility model has the beneficial effects that: the utility model provides a tower crane lower support, wherein four standard joint connecting pieces are detachably connected to one side of a lower support structure, the four standard joint connecting pieces are arranged inside a square frame formed by enclosing four jacking sleeve frame connecting pieces, the lower support structure is fixedly connected with a tower crane standard joint through the four standard joint connecting pieces, the lower support structure is used as a universal piece, different standard joint connecting pieces are manufactured according to the connecting mode and the connecting size of the standard joint connecting pieces and the tower crane standard joint, the manufacturing period and the manufacturing cost of the lower support structure are reduced, and the production efficiency is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides a tower machine undersetting, includes undersetting structure and sets up in undersetting structure one side supply in four jacking sleeve frame connecting pieces with tower machine jacking sleeve frame fixed connection, its characterized in that, one side of undersetting structure can be dismantled and be connected with four standard festival connecting pieces, and four standard festival connecting pieces set up in four jacking sleeve frame connecting pieces enclose synthetic square frame's inside, undersetting structure is via four standard festival connecting pieces and tower machine standard festival fixed connection, wherein, standard festival connecting piece includes the connecting block and sets firmly the connecting pipe in connecting block one side, the fixed orifices has been seted up on the connecting block, the connecting block cooperatees with undersetting structure fixed connection with the screw via the fixed orifices, set up on the connecting pipe and supply in the connecting hole that is connected with tower machine standard festival.
2. The tower crane lower support according to claim 1, wherein the lower support structure comprises a supporting bottom plate, a supporting top plate and a supporting ring plate connected between the supporting bottom plate and the supporting top plate, through holes are formed in the supporting bottom plate and the supporting top plate in a penetrating manner, four jacking sleeve frame connecting pieces are fixedly connected with the supporting bottom plate, and the connecting pieces are also fixedly connected with the supporting bottom plate.
3. The tower crane lower support according to claim 2, wherein the standard joint connecting piece further comprises two side plates respectively arranged on two opposite sides of the connecting pipe and fixedly connected with the connecting block, and the supporting bottom plate is fixedly provided with a protruding block which is fixedly arranged between the two side plates through a bolt.
4. The tower crane lower support according to claim 2, wherein a positioning pin is arranged on the other side of the connecting block, and a positioning hole matched with the positioning pin is arranged on the supporting bottom plate.
5. The tower crane lower support according to claim 1, wherein the jacking sleeve frame connecting piece comprises a connecting rod with one end fixedly connected with the supporting bottom plate and a fixing block connected to the other end of the connecting rod, and a plurality of through holes are formed in the fixing block.
6. The tower crane lower support according to claim 1, characterized in that the connecting pipe is a square pipe.
7. The tower crane lower support according to claim 2, characterized in that an elastic rubber cushion block is arranged between the connecting block and the supporting bottom plate.
8. The tower crane lower support according to claim 2, wherein a plurality of reinforcing rib plates are arranged on the circumferential direction of the supporting ring plate and between the supporting bottom plate and the supporting top plate at intervals.
9. The tower crane lower support according to claim 5, characterized in that the length of the connecting rod is greater than the length of the connecting pipe.
10. The tower crane lower support according to claim 2, wherein the supporting bottom plate, the supporting top plate and the supporting ring plate connected between the supporting bottom plate and the supporting top plate are all made of alloy steel plates or carbon steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220328856.1U CN216737326U (en) | 2022-02-18 | 2022-02-18 | Tower crane lower support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220328856.1U CN216737326U (en) | 2022-02-18 | 2022-02-18 | Tower crane lower support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216737326U true CN216737326U (en) | 2022-06-14 |
Family
ID=81917814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220328856.1U Active CN216737326U (en) | 2022-02-18 | 2022-02-18 | Tower crane lower support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216737326U (en) |
-
2022
- 2022-02-18 CN CN202220328856.1U patent/CN216737326U/en active Active
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