CN217201776U - Tower crane balance arm pull rod supporting rod - Google Patents
Tower crane balance arm pull rod supporting rod Download PDFInfo
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- CN217201776U CN217201776U CN202123358132.6U CN202123358132U CN217201776U CN 217201776 U CN217201776 U CN 217201776U CN 202123358132 U CN202123358132 U CN 202123358132U CN 217201776 U CN217201776 U CN 217201776U
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- upright post
- supporting
- pull rod
- balance arm
- tower crane
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Abstract
The utility model provides a tower crane balance arm pull rod support rod, which comprises a support rod body (1) formed by welding a support upright post (101), a steel pipe (102) and a baffle (103); the steel pipe (102) is fixedly arranged at the upper part of the support upright post (101) in a horizontal direction and used for supporting the pull rod (3); one end that support post (101) was kept away from in steel pipe (102) is equipped with baffle (103), and the lower part of support post (101) is equipped with spacer pin (106) and spout (104), is equipped with pivot (105) in spout (104), the utility model discloses simple to operate, only need lift when needs use and lift the back can the fixed support pole body, can mention when not the time spent and put down, convenient transportation is difficult to damage, has solved the installation of current tower crane balance arm pull rod bracing piece and has taken time, can't pack up, and is difficult to the technical problem who demolishs.
Description
Technical Field
The utility model relates to a crane balance arm technical field, concretely relates to tower crane balance arm pull rod bracing piece.
Background
Tower cranes are large vertical transport equipment that is very important and common at construction sites. According to different amplitude variation modes, the tower crane can be divided into a horizontal amplitude variation tower crane and a movable arm amplitude variation tower crane. The structure of a horizontal tower crane generally comprises a tower body, a rotary support arranged at the top of the tower body, and a tower top arranged at the upper part of the rotary support, wherein a suspension arm, a balance arm and a hoisting mechanism are respectively arranged on the tower top, one end of the suspension arm is hinged on one side of the tower top, the balance arm is hinged on the other side of the tower top, and a balance weight is arranged on the balance arm or suspended on the balance arm. The pull rod on the balance arm of horizontal tower machine is fixed overhead at the tower, when the installation pull rod, because the pull rod dead weight is heavier, needs the bracing piece to support, and for reasons such as transportation safety, this pull rod bracing piece must the level be placed when not using, when the installation with dismantle the pull rod, must be vertical with the pull rod bracing piece and place. In current technical scheme, the pull rod bracing piece is usually through pin or bolt fastening, and the installation of this kind of mode makes and need wholly to pull down the pull rod bracing piece when switching the pull rod bracing piece, and is very troublesome.
Patent CN201310522361.8 discloses a structure and a method for mounting a balance arm, a pull rod and a tower head, and a tower crane. This mounting structure of balance arm and pull rod and tower head includes: a support part arranged on the balance arm and used for supporting the pull rod; the pre-mounting piece is arranged at the end part of the first end of the balance arm connected with the tower head and extends towards the tower head, and a groove with an upward opening is formed in the pre-mounting piece; and the auxiliary mounting structure is arranged on the tower head and forms a rotating fit structure with the groove of the pre-mounting part. According to the mounting structure of the balance arm, the pull rod and the tower head, the problems that in the prior art, the balance arm, the pull rod and the tower head are difficult to mount, high in cost and troublesome to mount and dismount when being mounted can be solved.
In patent CN201620983342.4, a balance arm pull rod bracket and railing structure of a tower crane is disclosed, which includes a pull rod bracket and a railing arranged on a balance arm, wherein the pull rod bracket is hinged to the balance arm through pull rod bracket hinge seats arranged on both sides of the balance arm, so that the pull rod bracket can swing back and forth on the balance arm through the pull rod bracket hinge seats and support the balance arm pull rod; thereby the railing articulates the welding and connects on the balance arm on the articulated seat of railing on the balance arm, the opening part of the articulated seat of railing is used for making towards the inside of balance arm the railing can be to the inside upset folding, be equipped with the square cover that can reciprocate on the railing. The utility model discloses a reasonable in design is ingenious, and the installation is dismantled more conveniently, safer, can place on the balance arm when pull rod bracket is folding, directly swings pull rod bracket and balance arm pull rod cooperation when opening, and the railing installation is dismantled also very conveniently, extracts the bolt and can follow the balance arm and take off the railing, reduces the tendency that the railing turned up.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a tower crane balance arm pull rod bracing piece. Through setting up spout, pivot, spacer pin and the stand backup pad that has unique shape for this bracing piece simple to operate, and, only need lift when needs use and lift the back can fixed support pole body, not the time spent can mention down and put, convenient transportation is difficult to damage, has solved that current tower crane balance arm pull rod bracing piece installation is time-consuming, can't pack up, and is difficult to the technical problem who demolishs.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a tower crane balance arm pull rod bracing piece, includes the bracing piece body, wherein:
the supporting rod body is formed by welding a supporting upright post, a steel pipe and a baffle;
the steel pipe is fixedly arranged at the upper part of the support upright post and is arranged in the horizontal direction;
one end of the steel pipe, which is far away from the supporting upright post, is provided with a baffle plate;
the lower part of the supporting upright post is provided with a limit pin; a sliding groove is formed below the limiting pin;
a rotating shaft is arranged in the sliding groove;
the supporting rod body is arranged between the two upright post supporting plates through a rotating shaft;
the upright post supporting plate is fixedly arranged on the mounting plate.
Optionally or preferably, the support column is a square tube structure, and sealing plates are arranged at two ends of the support column.
Optionally or preferably, the sliding groove is of a long strip-shaped structure, is vertically arranged on the mounting surface of the steel pipe, and penetrates through the support upright post.
Optionally or preferably, the rotating shaft can slide up and down in the sliding groove; both ends of the rotating shaft are provided with limiting blocks and bolts.
Optionally or preferably, the limit pin is inserted in the support column and is parallel to the rotating shaft.
Optionally or preferably, the lower part of the upright post supporting plate is provided with a vertically-oriented rectangular groove, and the size of the rectangular groove is not smaller than that of the sliding groove; the upper portion of stand backup pad is M shape structure, and this M shape structure wave trough just can supply the spacer pin to get into, and this M shape structure crest is the circular arc transition.
The utility model provides a pair of tower crane balance arm pull rod bracing piece for the installation of pull rod for the crane davit, its beneficial effect includes:
(1) the pull rod support piece of the utility model is a cylindrical steel pipe, compared with the channel steel support in the prior art, the utility model is more convenient for placing the pull rod;
(2) the fixing mode of the supporting upright post of the utility model is simple, and the supporting upright post can be automatically fixed only by lifting up the supporting upright post;
(3) the supporting stand column of the utility model can be stored without disassembly, and when the supporting stand column is not needed to be used, the supporting stand column is only needed to be lifted and put down and is horizontally arranged on the arm support, thereby being convenient for transportation and reducing the damage risk;
(4) the utility model has the advantages of simple structure, the construction experience to the constructor does not have the requirement, easy to operate and security height during the use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of the installation of the present invention;
fig. 2 is a schematic structural view (perspective view) of the present invention;
fig. 3 is a schematic structural view (left side view) of the present invention;
FIG. 4 is a schematic structural view of the pillar support plate of the present invention;
the reference numbers in the figures are:
1-a support rod body, 2-a balance arm, 3-a pull rod, 4-a railing, 5-a pull rod connecting piece, 101-a support upright post, 102-a steel pipe, 103-a baffle plate, 104-a sliding groove, 105-a rotating shaft, 106-a limiting pin, 107-an upright post support plate and 108-a mounting plate.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
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 efforts belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-4:
this embodiment provides a tower crane balance arm pull rod bracing piece, including the bracing piece body, wherein:
the supporting rod body is formed by welding a supporting upright post 101, a steel pipe 102 and a baffle plate 103;
the supporting upright column 101 is of a square tube structure, and sealing plates are arranged at two ends of the supporting upright column 101;
the steel pipe 102 is fixedly arranged at the upper part of the support upright post 101, is arranged in the horizontal direction and is used for supporting the pull rod;
a baffle plate 103 is arranged at one end of the steel pipe 102 far away from the supporting upright 101;
the lower part of the supporting upright post 101 is provided with a limit pin 106; a sliding groove 104 is further formed below the limiting pin 106;
the sliding groove 104 is of a long strip-shaped structure, is vertically arranged on the mounting surface of the steel pipe 102 and penetrates through the supporting upright post 101;
a rotating shaft 105 is arranged in the sliding groove 104;
the supporting rod body is arranged between the two upright supporting plates 107 through a rotating shaft 105; the rotating shaft 105 can slide up and down in the sliding groove 104;
two ends of the rotating shaft 105 are respectively provided with a limiting block and a bolt, the bolt is used for limiting the limiting blocks between the rotating shaft 105 and the supporting upright post 101, and the limiting blocks are used for preventing the rotating shaft 105 from sliding out of the sliding groove 104;
the limiting pin 106 is inserted in the supporting upright post 101, is parallel to the rotating shaft 105, and is used for limiting the tilting direction of the supporting upright post 101 so that the supporting upright post 101 keeps a vertical state when the pull rod is installed;
the upright post supporting plate 107 is fixedly arranged on the mounting plate 108; the lower part of the upright post supporting plate 107 is provided with a vertically oriented rectangular groove, the size of the rectangular groove is not smaller than that of the sliding groove 104, and the rectangular groove can be used for the rotating shaft 105 to pass through and move up and down; the upper part of the upright post supporting plate 107 is of an M-shaped structure, the wave trough of the M-shaped structure can be just used for the limiting pin 106 to enter, and the wave crest of the M-shaped structure is in arc transition.
The embodiment has the following advantages:
(1) the support piece of the pull rod 3 in the embodiment is a cylindrical steel pipe 102, and compared with the channel steel support in the prior art, the pull rod 3 is more convenient to place in the embodiment;
(2) the fixing mode of the supporting upright post 101 is simple, and the supporting upright post 101 can be automatically fixed only by lifting up;
(3) the supporting upright column 101 of the embodiment can be stored without being disassembled, and when the supporting upright column is not required to be used, the supporting upright column 101 is lifted and placed horizontally on the balance arm 2, so that the transportation is convenient, and the damage risk is reduced;
(4) the structure of this embodiment is simple, does not have the requirement to constructor's construction experience, easy to operate and security height when using.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (6)
1. The utility model provides a tower crane balance arm pull rod bracing piece which characterized in that: including bracing piece body (1), wherein:
the supporting rod body (1) is formed by welding a supporting upright post (101), a steel pipe (102) and a baffle (103);
the steel pipe (102) is fixedly arranged at the upper part of the supporting upright post (101) and is arranged in the horizontal direction;
a baffle plate (103) is arranged at one end of the steel pipe (102) far away from the supporting upright post (101);
the lower part of the supporting upright post (101) is provided with a limit pin (106); a sliding groove (104) is also formed below the limiting pin (106);
a rotating shaft (105) is arranged in the sliding groove (104);
the supporting rod body (1) is arranged between the two upright post supporting plates (107) through a rotating shaft (105);
the upright post supporting plate (107) is fixedly arranged on the mounting plate (108).
2. The tower crane balance arm pull rod supporting rod according to claim 1, wherein: the supporting upright post (101) is of a square tube structure, and sealing plates are arranged at two ends of the supporting upright post (101).
3. The tower crane balance arm pull rod support rod according to claim 1, characterized in that: the sliding groove (104) is of a long strip-shaped structure, is vertically arranged on the mounting surface of the steel pipe (102), and penetrates through the supporting upright post (101).
4. The tower crane balance arm pull rod support rod according to claim 1, characterized in that: the rotating shaft (105) can slide up and down in the sliding groove (104); both ends of the rotating shaft (105) are provided with a limiting block and a bolt.
5. The tower crane balance arm pull rod support rod according to claim 1, characterized in that: the limiting pin (106) is inserted in the supporting upright post (101) and is parallel to the rotating shaft (105).
6. The tower crane balance arm pull rod support rod according to claim 1, characterized in that: the lower part of the upright post supporting plate (107) is provided with a vertically-oriented rectangular groove, and the size of the rectangular groove is not smaller than that of the sliding groove (104); the upper portion of the upright post supporting plate (107) is of an M-shaped structure, a wave trough of the M-shaped structure can be just used for a limiting pin (106) to enter, and a wave crest of the M-shaped structure is in arc transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358132.6U CN217201776U (en) | 2021-12-29 | 2021-12-29 | Tower crane balance arm pull rod supporting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358132.6U CN217201776U (en) | 2021-12-29 | 2021-12-29 | Tower crane balance arm pull rod supporting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217201776U true CN217201776U (en) | 2022-08-16 |
Family
ID=82784306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123358132.6U Active CN217201776U (en) | 2021-12-29 | 2021-12-29 | Tower crane balance arm pull rod supporting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217201776U (en) |
-
2021
- 2021-12-29 CN CN202123358132.6U patent/CN217201776U/en active Active
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