CN217323145U - An attachment rod for tower cranes - Google Patents

Abstract

The utility model relates to a tower crane technical field discloses an adhere to pole for tower crane, including the main part of the body, the opening has all been seted up at the main part of the body both ends, and two opening inner walls sliding connection respectively have first installation pole and second installation pole, first installation pole and second installation pole one end are the first connector of fixedly connected with and the second connector respectively, the movable hole that the symmetry set up, two are seted up to main part of the body top outer wall the equal fixedly connected with fixed plate in the movable hole outside. The utility model discloses a first installation pole, first connector, second installation pole and the second connector that set up are convenient for install the mobile jib body between adhering to frame and building, cooperate the effect of piston board for can adjust the length of mobile jib body according to the interval of adhering to frame and building, application scope is more extensive, and is comparatively practical, is fit for extensively promoting and using.

Description

An attachment rod for tower cranes

technical field

The utility model relates to the technical field of tower cranes, in particular to an attachment rod for tower cranes.

Background technique

Tower cranes are referred to as tower cranes, also known as tower cranes. They have a large working space and are mainly used for vertical and horizontal transportation of materials and installation of building components in housing construction. The attachment device is an important structural part of the tower crane, which plays an important role in resisting external force, improving the strength of the tower body, and maintaining the stability of the tower crane.

The applicant found that: when the attachment rod of the current tower crane is in use, it lacks the function of adjusting its own length, so that it is inconvenient to install the attachment rod between attachment frames and buildings with different spacings, and the attachment rod is installed after the completion of the installation of the attachment rod. Afterwards, there is a lack of reinforcement for the attachment rod, resulting in a risk of falling off.

Utility model content

The purpose of the present utility model is to provide an attachment rod for a tower crane, which solves the problems of lack of the function of adjusting its own length and the risk of falling off after installation, which is proposed in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an attachment rod for a tower crane, comprising a main rod body, both ends of the main rod body are provided with openings, and the inner walls of the two openings are respectively slidably connected with a first rod. The installation rod and the second installation rod, one end of the first installation rod and the second installation rod are respectively fixed with a first connection head and a second connection head, the outer wall of the top of the main rod body is provided with symmetrically arranged movable holes, two The outer sides of the movable holes are fixedly connected with fixed plates, the top outer walls of the two fixed plates are both provided with through holes, and the inner walls of the two through holes are rotatably connected with L-shaped rotating rods, and the bottoms of the two rotating rods Both ends are provided with threaded segments;

The top outer walls of the first installation rod and the second installation rod are provided with equidistant positioning holes, the two threaded segments are respectively screwed on the inner walls of the two positioning holes, and the top ends of the two rotating rods are fixed. A handwheel is attached.

As a preferred embodiment of the present invention, symmetrically arranged first reinforcing rods are fixedly connected to the outer walls on both sides of the first installation rod, and symmetrically arranged first guide rails are fixedly connected to the outer walls of the main rod body. One end of the first reinforcing rod is slidably connected to the inner walls of the two first guide rails, respectively.

As a preferred embodiment of the present invention, symmetrically arranged second reinforcing rods are fixedly connected to the outer walls on both sides of the second installation rod, and symmetrically arranged second guide rails are fixedly connected to the outer walls of both sides of the main rod body. One end of the second reinforcing rod is slidably connected to the inner walls of the two second guide rails respectively.

As a preferred embodiment of the present invention, symmetrically arranged piston plates are slidably connected to the inner walls on both sides of the main rod body, and opposite ends of the first installation rod and the second installation rod are fixedly connected to one side of the two piston plates respectively. on the outer wall.

As a preferred embodiment of the present invention, an elastic metal plate with the same arc structure is fixedly connected to the outer walls of the two piston plates on the opposite sides.

As a preferred embodiment of the present invention, the inner wall of the bottom of the main rod body is provided with a chute, the inner wall of the chute is slidably connected with telescopic sleeves arranged symmetrically, and the telescopic ends of the two telescopic sleeves are fixedly connected On the bottom outer wall of the elastic metal plate, opposite sides of the two telescopic sleeves are fixedly connected with the same connecting spring.

As a preferred embodiment of the present invention, an inspection port is provided on the outer wall of one side of the main rod body, and the inspection port is located on the side of the elastic metal plate, and a cover plate is slidably connected to the outer wall of one side of the main rod body, and the cover plate is located on the side of the elastic metal plate. On one side of the inspection port, symmetrically arranged threaded holes are opened on the outer wall of one side of the cover plate, and the inner walls of the two threaded holes are screwed with locking screws, and the threaded ends of the two locking screws are screwed on the main rod body. superior.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. An attachment rod for tower cranes of the present utility model, through the first installation rod, the first connection head, the second installation rod and the second connection head, it is convenient to install the main rod body on the attachment frame and the building. In between, with the function of the piston plate, the length of the main rod body can be adjusted according to the distance between the attachment frame and the building, and the scope of application is wider. The handwheel, the threaded section and the positioning hole can achieve the positioning effect of the first installation rod and the second installation rod.

2. An attachment rod of the present invention is used for a tower crane. When the length of the main rod body is adjusted, the first installation rod and the second installation rod respectively drive the piston plate to move in a relative or opposite direction. The function of elastic metal plate, chute, telescopic sleeve and connecting spring can buffer the pressure or tension generated by the two piston plates during movement, so that the movement process of the two piston plates in the main rod body is more stable .

3. An attachment rod for a tower crane of the present invention, through the first guide rail, the first reinforcement rod, the second reinforcement rod and the second guide rail, after the installation is completed, the first installation rod and the first installation rod can be installed. The two mounting rods play the role of stable support, so that the connection between the first mounting rod and the second mounting rod and the main rod body is more stable, and the phenomenon of falling off during operation is avoided.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is a three-dimensional schematic diagram of an attachment rod used for a tower crane according to the present invention;

FIG. 2 is a cross-sectional structural schematic diagram of a main rod body of an attachment rod used for a tower crane according to the present invention;

Fig. 3 is an enlarged structural schematic diagram of the attachment rod used for a tower crane in Fig. 2 of the present invention.

In the figure: 1, the main rod body; 2, the first installation rod; 3, the second installation rod; 4, the first connector; 5, the second connector; 6, the first reinforcement rod; 7, the first guide rail; 8 , the second reinforcing rod; 9, the second guide rail; 10, the movable hole; 11, the fixed plate; 12, the rotating rod; 13, the hand wheel; 14, the cover plate; 15, the locking screw; 16, the positioning hole; 17, Thread section; 18, piston plate; 19, elastic metal plate; 20, chute; 21, telescopic sleeve; 22, connecting spring.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-2, the present utility model provides a technical solution: an attachment pole for a tower crane, comprising a main pole body 1, both ends of the main pole body 1 are provided with openings, and the inner walls of the two openings are respectively slidably connected There are a first installation rod 2 and a second installation rod 3, and one end of the first installation rod 2 and the second installation rod 3 are fixedly connected with a first connection head 4 and a second connection head 5 respectively, so as to facilitate the installation of the main rod body 1 on the attachment frame Between the structure and the building, with the function of the piston plate 18, the length of the main rod body 1 can be adjusted according to the distance between the attachment frame and the building, and the scope of application is wider. The top outer wall of the main rod body 1 is provided with symmetrically arranged movable holes 10. , the outer sides of the two movable holes 10 are fixedly connected with a fixed plate 11, the top outer walls of the two fixed plates 11 are both provided with through holes, and the inner walls of the two through holes are rotatably connected to the L-shaped structure. The rotating rod 12, the two rotating rods The bottom ends of 12 are provided with threaded sections 17;

The top outer walls of the first installation rod 2 and the second installation rod 3 are provided with positioning holes 16 equally spaced, two thread segments 17 are screwed on the inner walls of the two positioning holes 16 respectively, and the tops of the two rotating rods 12 are fixed. The hand wheel 13 is connected. After the length adjustment of the main rod body 1 is completed, the movable hole 10, the fixed plate 11, the rotating rod 12, the hand wheel 13, the threaded section 17 and the positioning hole 16 can be set to achieve the first installation rod 2. and the positioning effect of the second installation rod 3 .

Please refer to FIG. 1 , in a specific embodiment, the outer walls on both sides of the first installation rod 2 are fixedly connected with the first reinforcing rods 6 symmetrically arranged, the outer walls on both sides of the main rod body 1 are fixedly connected with the first guide rails 7 arranged symmetrically, and the two One end of the first reinforcing rod 6 is slidably connected to the inner walls of the two first guide rails 7 respectively, the outer walls on both sides of the second installation rod 3 are fixedly connected with symmetrically arranged second reinforcing rods 8, and the outer walls on both sides of the main rod body 1 are fixedly connected with symmetrically arranged The second guide rail 9, one end of the two second reinforcing rods 8 is slidably connected to the inner walls of the two second guide rails 9, which can stably support the first installation rod 2 and the second installation rod 3 after the installation is completed. As a result, the connection between the first installation rod 2 and the second installation rod 3 and the main rod body 1 is more stable, and the phenomenon of falling off during operation is avoided.

Please refer to FIGS. 1-3 , further, piston plates 18 symmetrically arranged are slidably connected to the inner walls on both sides of the main rod body 1 , and opposite ends of the first installation rod 2 and the second installation rod 3 are fixedly connected to one side of the two piston plates 18 respectively. On the outer wall, the two piston plates 18 are fixedly connected to the outer wall of the opposite side with an elastic metal plate 19 of the same arc structure. The inner wall of the bottom of the main rod body 1 is provided with a chute 20, and the inner wall of the chute 20 is slidably connected with a symmetrically arranged telescopic sleeve. 21. The telescopic ends of the two telescopic sleeves 21 are fixedly connected to the bottom outer wall of the elastic metal plate 19, the opposite sides of the two telescopic sleeves 21 are fixedly connected with the same connecting spring 22, and the outer wall of one side of the main rod body 1 is provided with maintenance. The inspection port is located on the side of the elastic metal plate 19, which can buffer the pressure or tension generated by the two piston plates 18 during movement, so that the movement process of the two piston plates 18 in the main rod body 1 is more stable. A cover plate 14 is slidably connected to the outer wall of one side of the main rod body 1, and the cover plate 14 is located on the side of the inspection opening. The outer wall of one side of the cover plate 14 is provided with symmetrically arranged threaded holes, and the inner walls of the two threaded holes are screwed with locking The screw 15 and the threaded ends of the two locking screws 15 are screwed on the main rod body 1. When the working state of the inner structure of the main rod body 1 needs to be checked, the locking screw 15 is removed from the cover plate 14 and the main rod body 1. Remove and then move the cover 14 upwards.

It should be noted that the present utility model is an attachment rod for a tower crane, each part is a general standard part or a part known to those skilled in the art, and its structure and principle are all accessible through the technical manual known or known by routine experimental methods.

Working principle: In specific use, the first installation rod 2, the first connection head 4, the second installation rod 3 and the second connection head 5 are arranged to facilitate the installation of the main rod body 1 between the attachment frame and the building. The function of the piston plate 18 makes it possible to adjust the length of the main rod body 1 according to the distance between the attachment frame and the building, and the scope of application is wider. , hand wheel 13, threaded section 17 and positioning hole 16, can achieve the positioning effect of the first installation rod 2 and the second installation rod 3, and then through the set first guide rail 7, first reinforcement rod 6, second reinforcement rod 8 and the second guide rail 9 can play a stable supporting role for the first installation rod 2 and the second installation rod 3 after the installation is completed, so that the first installation rod 2 and the second installation rod 3 and the main rod body 1 The connection is more stable, avoiding the phenomenon of falling off during operation. When adjusting the length of the main rod body 1, the first installation rod 2 and the second installation rod 3 respectively drive the piston plate 18 to move in the opposite or opposite directions. At this time, through the action of the elastic metal plate 19, the chute 20, the telescopic sleeve 21 and the connecting spring 22, the pressure or tension generated by the two piston plates 18 during the movement can be buffered, so that the two piston plates 18 The movement process in the main rod body 1 is more stable. When it is necessary to check the working state of the inner structure of the main rod body 1, the locking screw 15 is removed from the cover plate 14 and the main rod body 1, and then the cover plate 14 is moved upward. Can.

Claims (7)

1. An attachment bar for a tower crane, comprising: the device comprises a main rod body (1), wherein openings are formed in two ends of the main rod body (1), the inner walls of the two openings are respectively connected with a first installation rod (2) and a second installation rod (3) in a sliding mode, one ends of the first installation rod (2) and the second installation rod (3) are respectively and fixedly connected with a first connector (4) and a second connector (5), symmetrically arranged movable holes (10) are formed in the outer wall of the top of the main rod body (1), fixed plates (11) are respectively and fixedly connected to the outer sides of the two movable holes (10), through holes are formed in the outer wall of the top of the two fixed plates (11), the inner walls of the two through holes are respectively and rotatably connected with a rotating rod (12) with an L-shaped structure, and thread sections (17) are arranged at the bottoms of the two rotating rods (12);

locating hole (16) that the equidistance distributes, two are all seted up to first installation pole (2) and second installation pole (3) top outer wall screw thread section (17) spiro union respectively on two locating hole (16) inner walls wherein, two dwang (12) top equal fixedly connected with hand wheel (13).

2. An attachment bar for a tower crane according to claim 1, wherein: first installation pole (2) both sides outer wall fixedly connected with symmetry sets up first stiffener (6), the first guide rail (7) that the owner body of rod (1) both sides outer wall fixedly connected with symmetry set up, two first stiffener (6) one end difference sliding connection is on two first guide rail (7) inner walls.

3. An attachment bar for a tower crane according to claim 1, wherein: second stiffener (8) that second installation pole (3) both sides outer wall fixedly connected with symmetry set up, second guide rail (9) that the outer wall fixedly connected with symmetry of the owner body of rod (1) both sides set up, two second stiffener (8) one end difference sliding connection is on two second guide rail (9) inner walls.

4. An attachment bar for a tower crane according to claim 1, wherein: the inner walls of two sides of the main rod body (1) are connected with piston plates (18) which are symmetrically arranged in a sliding mode, and one ends, opposite to the first installation rod (2) and the second installation rod (3), of the first installation rod and the second installation rod are fixedly connected to the outer wall of one side of each of the two piston plates (18).

5. An attachment bar for a tower crane according to claim 4, wherein: the outer wall of one side of the two piston plates (18) opposite to each other is fixedly connected with an elastic metal plate (19) with the same arc-shaped structure.

6. An attachment bar for a tower crane according to claim 5, wherein: spout (20) have been seted up to the main mast body (1) bottom inner wall, spout (20) inner wall sliding connection has telescopic tube (21) that the symmetry set up, two the equal fixed connection of telescopic tube (21) on elastic metal plate (19) bottom outer wall of flexible end, two the same coupling spring (22) of one side fixedly connected with relatively of telescopic tube (21).

7. An attachment bar for a tower crane according to claim 6, wherein: the maintenance mouth has been seted up to the body of the staff (1) one side outer wall, and the maintenance mouth is located elastic metal board (19) one side, body of the staff (1) one side outer wall sliding connection has apron (14), and apron (14) are located maintenance mouth one side, the screw hole that the symmetry set up is seted up to apron (14) one side outer wall, and two equal spiro union of screw hole inner wall have locking screw (15), two the equal spiro union of thread end of locking screw (15) is on the body of the staff (1).

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