CN215364618U - Quick detachable type arm support for tower crane - Google Patents
Quick detachable type arm support for tower crane Download PDFInfo
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- CN215364618U CN215364618U CN202121624888.8U CN202121624888U CN215364618U CN 215364618 U CN215364618 U CN 215364618U CN 202121624888 U CN202121624888 U CN 202121624888U CN 215364618 U CN215364618 U CN 215364618U
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- arm support
- upper connecting
- tower
- boom
- tower crane
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Abstract
The utility model discloses a quick detachable type arm support for a tower crane, which comprises: the cantilever crane comprises a cantilever crane body, a tower cap, an upper connecting mechanism and a lower connecting mechanism; the tower cap is arranged on one side of the arm support body; the upper connecting mechanism is arranged between the tower cap and the arm support body and comprises a fixed plate; the lower connecting mechanism is arranged on one side, far away from the upper connecting mechanism, of the arm support body and comprises a connecting piece, an upper connecting plate is arranged on one side of the fixing plate and connected with the tower cap, a limiting pin shaft is connected between the fixing plate and the upper connecting plate, and a waist-shaped through hole matched with the limiting pin shaft is formed in the upper connecting plate in a chiseled mode. According to the utility model, the corresponding mechanism is added to the tower crane boom, so that the process of lapping the boom is simplified, the labor intensity in the boom detaching and connecting process is reduced, the efficiency of detaching and connecting the boom by operators is improved, the use and connection cost of the boom is reduced, and the use convenience of the tower crane boom is improved.
Description
Technical Field
The utility model belongs to the technical field of tower crane booms, and particularly relates to a quick detachable boom for a tower crane.
Background
The tower crane is a mechanical device used for conveying building construction materials, and mainly comprises a metal mechanism, a working mechanism and an electrical system, wherein the metal mechanism comprises a tower body, a tower cap, an arm support, a base and the like, and the arm support is mainly used for supporting and conveying the materials to be conveyed in the using process.
The cantilever crane needs to be connected with a tower cap when in use, the upper chord member and the lower chord member of the cantilever crane of most of the existing tower cranes are connected in a way that the ear plates with the round holes are matched with the pin shafts, when the cantilever crane is connected with the tower cap, an operator needs to use various mounting tools to connect the cantilever crane, and the connection process is complex.
The existing tower crane boom is connected in a pin shaft fixing mode, so that the field lap joint of the tower crane boom is complex, the labor intensity in the process of disconnecting the tower crane boom is increased, the efficiency of disconnecting the tower crane boom by operators is reduced, the use and connection cost of the tower crane boom is improved, and the use convenience of the tower crane boom is reduced.
Therefore, in order to solve the above technical problems, it is necessary to provide a quick detachable boom for a tower crane.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a quick detachable type arm support for a tower crane, and aims to solve the problem that the arm support detaching process is complex.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
a quick detachable type arm support for a tower crane comprises: the cantilever crane comprises a cantilever crane body, a tower cap, an upper connecting mechanism and a lower connecting mechanism;
the tower cap is arranged on one side of the arm support body;
the upper connecting mechanism is arranged between the tower cap and the arm support body and comprises a fixing plate;
the lower connecting mechanism is arranged on one side, far away from the upper connecting mechanism, of the arm support body and comprises a connecting piece.
Furthermore, one side of the fixed plate is provided with an upper connecting plate, the upper connecting plate plays a role in connecting the fixed plate with the tower cap, the upper connecting plate is connected with the tower cap, the arm support body is conveniently and fixedly connected in an upper connecting plate mode, a limiting pin shaft is connected between the fixed plate and the upper connecting plate, the fixed plate and the upper connecting plate are conveniently connected through the limiting pin shaft, and the connection stability of the arm support body and the tower cap is improved.
Furthermore, waist-shaped through holes matched with the limiting pin shafts are formed in the upper connecting plate in a chiseled mode, the limiting pin shafts are convenient to install and fix through the chiseling waist-shaped through holes, the size of R in each waist-shaped through hole is larger than R, the size of R is larger than the R, the smoothness of installation of the limiting pin shafts is convenient to improve, and convenience in installation and fixation of the arm support body is improved.
Furthermore, one side of connecting piece is equipped with down the connecting plate, and the lower connecting plate plays the effect of connecting piece and tower cap, be connected with the fixed pin axle between lower connecting plate and the connecting piece, be convenient for play fixed spacing effect through the fixed pin axle to connecting piece and lower connecting plate, improved the convenience of being connected of connecting piece and lower connecting plate.
Furthermore, the connecting piece is provided with an anti-falling fixing hole in a chiseling mode, the anti-falling pin shaft is convenient to install and fix through the chiseling anti-falling fixing hole, the anti-falling pin shaft is arranged in the anti-falling fixing hole, the anti-falling fixing effect on the connecting piece and the lower connecting plate is convenient to play through the anti-falling pin shaft, and the connecting stability between the connecting piece and the lower connecting plate is improved.
Furthermore, one side of the connecting piece away from the anti-falling pin shaft is dug to be provided with a fixing pin hole, the fixing pin hole is conveniently dug to fix the opening fixing pin, the opening fixing pin is arranged in the fixing pin hole, and the connecting piece and the arm support body are conveniently fixed and limited through the opening fixing pin.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the corresponding mechanism is added to the tower crane boom, so that the process of lapping the boom is simplified, the labor intensity in the boom detaching and connecting process is reduced, the efficiency of detaching and connecting the boom by operators is improved, the use and connection cost of the boom is reduced, and the use convenience of the tower crane boom is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic partial structural view of a quick detachable boom for a tower crane according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of an upper connecting plate according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure at B in FIG. 1;
fig. 5 is a schematic view of a lower connecting plate according to an embodiment of the utility model.
In the figure: 1. the cantilever crane comprises a cantilever crane body, 2 tower caps, 3 upper connecting mechanisms, 301 fixing plates, 302 upper connecting plates, 303 limiting pin shafts, 4 lower connecting mechanisms, 401 connecting pieces, 402 lower connecting plates, 403 fixing pin shafts, 404 anti-dropping pin shafts and 405 opening fixing pins.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
The utility model discloses a quick detachable type arm support for a tower crane, which comprises an arm support body 1, a tower cap 2, an upper connecting mechanism 3 and a lower connecting mechanism 4, and is shown in figures 1-5.
Referring to fig. 1, the tower cap 2 is disposed on one side of the boom body 1, so that the boom body 1 can be conveniently fixed and supported by the tower cap 2.
Referring to fig. 1-2, the upper connecting mechanism 3 is disposed between the tower cap 2 and the arm support body 1, so as to facilitate the arm support body 1 to be connected and fixed through the upper connecting mechanism 3.
Referring to fig. 1-2, the upper connecting mechanism 3 includes a fixing plate 301, so that the arm support body 1 and the upper connecting plate 302 are fixedly connected through the fixing plate 301.
Referring to fig. 1-2, an upper connecting plate 302 is disposed on one side of the fixing plate 301, the upper connecting plate 302 serves to connect the fixing plate 301 and the tower cap 2, and the upper connecting plate 302 is connected to the tower cap 2, so that the arm support body 1 can be fixedly connected by connecting the upper connecting plate 302.
Referring to fig. 1-2, a limit pin 303 is connected between the fixing plate 301 and the upper connecting plate 302, so that the fixing plate 301 and the upper connecting plate 302 can be connected by the limit pin 303, and the connection stability between the arm support body 1 and the tower cap 2 is improved.
The upper connecting plate 302 is provided with a waist-shaped through hole matched with the limit pin shaft 303, and the limit pin shaft 303 is conveniently installed and fixed by cutting the waist-shaped through hole.
Referring to fig. 3, the size of R in the waist-shaped through hole is larger than R, and the size of R is larger than R, so that the smoothness of installing the limiting pin shaft 303 is improved, and the convenience of installing and fixing the arm support body 1 is improved.
Referring to fig. 1 to 4, the lower connecting mechanism 4 is disposed on one side of the arm support body 1 away from the upper connecting mechanism 3, so that the lower connecting mechanism 4 can be used for assisting in connecting the arm support body 1, and stability of fixing and limiting the arm support body 1 is improved.
Referring to fig. 1 to 4, the lower connecting mechanism 4 includes a connecting member 401, so that the arm support body 1 and the lower connecting plate 402 are connected and limited by the connecting member 401.
One side of the connecting piece 401 is provided with a lower connecting plate 402, and the lower connecting plate 402 plays a role of connecting the connecting piece 401 with the tower cap 2.
Referring to fig. 1 to 4, a fixing pin 403 is connected between the lower connecting plate 402 and the connecting member 401, so that the connecting member 401 and the lower connecting plate 402 are fixed and limited by the fixing pin 403, and the convenience of connection between the connecting member 401 and the lower connecting plate 402 is improved.
Specifically, the connecting member 401 is provided with an anti-drop fixing hole, and the anti-drop pin shaft 404 is conveniently installed and fixed by cutting the anti-drop fixing hole.
Referring to fig. 1 to 4, an anti-separation pin 404 is disposed in the anti-separation fixing hole, so that the anti-separation fixing function is performed on the connecting member 401 and the lower connecting plate 402 by the anti-separation pin 404, and the connection stability between the connecting member 401 and the lower connecting plate 402 is improved.
In addition, a fixing pin hole is drilled in the side of the connecting member 401 away from the anti-drop pin shaft 404, and the fixing pin hole is drilled to facilitate installation and fixation of the split fixing pin 405.
Referring to fig. 1 to 4, an open fixing pin 405 is provided in the fixing pin hole, so that the connecting member 401 and the arm support body 1 can be fixed and limited by the open fixing pin 405.
During the specific use, carry out the initial connection to cantilever crane body 1 and tower cap 2 through the mutually supporting of fixed plate 301 and upper junction plate 302, play fixed spacing effect to fixed plate 301 and upper junction plate 302 through spacing round pin axle 303, play supplementary fixed effect to cantilever crane body 1 and tower cap 2 through mutually supporting of connecting piece 401 and lower connecting plate 402, fixing pin axle 403 plays fixed spacing effect to connecting piece 401 and lower connecting plate 402, and simultaneously, accessible anticreep round pin axle 404 plays the effect of anticreep to connecting piece 401, play further fixed effect to connecting piece 401 through opening fixed pin 405, the convenience of being connected between cantilever crane body 1 and the tower cap 2 has been improved.
According to the technical scheme, the utility model has the following beneficial effects:
according to the utility model, the corresponding mechanism is added to the tower crane boom, so that the process of lapping the boom is simplified, the labor intensity in the boom detaching and connecting process is reduced, the efficiency of detaching and connecting the boom by operators is improved, the use and connection cost of the boom is reduced, and the use convenience of the tower crane boom is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A quick detachable type arm support for a tower crane is characterized by comprising:
a boom body (1);
the tower cap (2) is arranged on one side of the arm support body (1);
the upper connecting mechanism (3) is arranged between the tower cap (2) and the arm support body (1), and the upper connecting mechanism (3) comprises a fixing plate (301);
the lower connecting mechanism (4) is arranged on one side, away from the upper connecting mechanism (3), of the arm support body (1), and the lower connecting mechanism (4) comprises a connecting piece (401).
2. The quick detachable type arm support for the tower crane according to claim 1, wherein an upper connecting plate (302) is arranged on one side of the fixing plate (301), the upper connecting plate (302) is connected with the tower cap (2), and a limiting pin shaft (303) is connected between the fixing plate (301) and the upper connecting plate (302).
3. The quick detachable type arm support for the tower crane as claimed in claim 2, wherein a waist-shaped through hole matched with the limit pin shaft (303) is drilled on the upper connecting plate (302), and the size of R in the waist-shaped through hole is larger than R.
4. The quick detachable type arm support for the tower crane according to claim 1, wherein a lower connecting plate (402) is arranged on one side of the connecting piece (401), and a fixed pin shaft (403) is connected between the lower connecting plate (402) and the connecting piece (401).
5. The quick detachable type arm support for the tower crane as claimed in claim 1, wherein an anti-drop fixing hole is drilled on the connecting piece (401), and an anti-drop pin shaft (404) is arranged in the anti-drop fixing hole.
6. The quick-detachable type arm support for the tower crane according to claim 1, wherein a fixing pin hole is drilled on one side of the connecting piece (401) far away from the anti-falling pin shaft (404), and an open fixing pin (405) is arranged in the fixing pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121624888.8U CN215364618U (en) | 2021-07-16 | 2021-07-16 | Quick detachable type arm support for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121624888.8U CN215364618U (en) | 2021-07-16 | 2021-07-16 | Quick detachable type arm support for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215364618U true CN215364618U (en) | 2021-12-31 |
Family
ID=79609813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121624888.8U Active CN215364618U (en) | 2021-07-16 | 2021-07-16 | Quick detachable type arm support for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215364618U (en) |
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2021
- 2021-07-16 CN CN202121624888.8U patent/CN215364618U/en active Active
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