CN212712479U

CN212712479U - Tower crane body with high connection strength

Info

Publication number: CN212712479U
Application number: CN202021437467.XU
Authority: CN
Inventors: 陈建国; 陈凯
Original assignee: Jiangsu Baoli Light Steel House Co ltd
Current assignee: Jiangsu Baoli Light Steel House Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-03-16
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a tower crane tower body with high connection strength, belonging to the technical field of tower crane equipment, comprising a standard knot, wherein the top of the standard knot is fixedly connected with a fixed sleeve, the bottom of the standard knot is fixedly connected with a rain shield, a limit sleeve is fixedly connected in the fixed sleeve, the bottom of the limit sleeve is fixedly connected with a fixed block, the top of the fixed block is fixedly connected with one end of a movable spring, the other end of the movable spring is fixedly connected with the bottom of an I-shaped block, the I-shaped block is slidably connected in the limit sleeve, and the top of the I-shaped block is attached to the fixed column; the downward movement through the movable rod drives the movable rod to peg graft the one end downstream in worker's shape piece for the other end of movable rod drives connecting rod upward movement, thereby drives the extrusion stem and drives the briquetting and compress tightly the dead lever, and the big bigger extrusion force of weight that bears on the dead lever is big, and the auto-lock of make full use of standard festival makes the body of the tower can utilize self gravity auto-lock, improves joint strength.

Description

Tower crane body with high connection strength

Technical Field

The utility model belongs to the technical field of the tower crane is equipped, concretely relates to tower crane body of tower that joint strength is high.

Background

The tower crane is called tower crane for short, also called tower crane, originated from western Europe, the swing arm is mounted on the rotary crane of the upper portion of the tower body of high rise, the working space is large, it is mainly used for vertical and horizontal transportation of material and installation of building member in the building construction, it is composed of three portions of metal structure, working mechanism and electric system, the metal structure includes tower body, swing arm and base, etc., the working mechanism has four portions of lifting, amplitude-changing, turning and walking, the electric system includes motor, controller, power distribution cabinet, connecting circuit, signal and lighting device, etc., when the tower crane exceeds its independent height, the wall-attached device is erected to increase the stability of the tower crane, the wall-attached device is erected according to the requirements of the specification of tower crane, the free height above the wall-attached space and wall-attached point can not be arbitrarily overlong, the overlong wall-attached support should be additionally designed and have the calculation book to carry on the, the attachment frame keeps horizontal, is firmly fixed and is positioned on the same horizontal plane with the attachment rod, is firmly connected with the building, the verticality of the tower body below the attachment point is not more than 2/1000 after attachment, the verticality above the attachment point is not more than 3/1000, the connection point with the building is selected on a concrete column or a concrete ring beam, and is effectively connected with the building structure by an embedded part or a through-wall bolt, some construction enterprises replace the embedded part by an expansion bolt, and the attachment support is replaced by a cable rope, which are very dangerous.

At present, traditional tower crane body of tower utilizes the connecting piece of standard festival both ends rigid coupling to couple together a standard festival through screw bolt and nut, simply adopts the support column to support when needing to erect and attach the wall device, because the connection majority of standard festival is located the high altitude, the threaded connection installation that adopts bolt and nut is complicated, wastes time and energy, and simple support column supports not only very dangerous, also can not play the effect of effective connection, has certain drawback.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tower crane body of tower that joint strength is high to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tower crane body of tower that joint strength is high, includes the standard festival, the top rigid coupling of standard festival has fixed cover, and the bottom rigid coupling of standard festival has the rain cover, the rigid coupling has the stop collar in the fixed cover, and the bottom rigid coupling of stop collar has the fixed block, and the top of fixed block and the one end rigid coupling of removal spring, the other end of removal spring and the bottom rigid coupling of worker's shape piece, worker's shape piece sliding connection is in the stop collar, and the top and the fixed column laminating of worker's shape piece, the fixed column rigid coupling is in the rain cover.

As a preferred embodiment, the I-shaped block is inserted into one end of the movable rod, the other end of the movable rod is hinged to one end of the connecting rod, the movable rod is rotatably connected in the fixed sleeve, the other end of the connecting rod is hinged to one end of the extrusion rod, the extrusion rod is rotatably connected to the inner side wall of the fixed sleeve, the other end of the extrusion rod is fixedly connected with a pressing block, and the pressing block is attached to the surface of the fixed rod.

As a preferred embodiment, the standard festival goes up still the rigid coupling has a spacing section of thick bamboo, the one end threaded connection of a spacing section of thick bamboo has adjusting bolt, adjusting bolt is located the inside one end rigid coupling of a spacing section of thick bamboo and has the stopper, the inside wall rigid coupling of stopper and bearing, the lateral wall rigid coupling of bearing is on the movable block, movable block sliding connection is in a spacing section of thick bamboo.

As a preferred embodiment, the movable block is far away from one end of the adjusting bolt and one end of the positioning spring are fixedly connected, the other end of the positioning spring is fixedly connected with a sliding block, the sliding block is connected in the limiting barrel in a sliding mode, and one end of the sliding block, far away from the positioning spring, is fixedly connected with a connecting rod.

As a preferred embodiment, the connecting rod is rotatably connected with two grabbing blocks through a rotating shaft, and one end, far away from the limiting cylinder, of each grabbing block is in threaded connection with a locking bolt.

In a preferred embodiment, the inner side wall of the rain shield abuts the outer edge of the retaining sleeve.

Compared with the prior art, the utility model provides a tower crane equipment tower crane equips, includes following beneficial effect at least:

(1) one end of the movable rod inserted in the I-shaped block is driven to move downwards by the downward movement of the movable rod, so that the other end of the movable rod drives the connecting rod to move upwards, the extrusion rod is driven to drive the pressing block to press the fixed rod, the larger the weight borne by the fixed rod is, the larger the extrusion force is, the self-locking of the standard joint is fully utilized, the self-locking of the tower body can be utilized, and the connection strength is improved;

(2) the movable block is elastically connected with the sliding block through the positioning spring, and meanwhile, the position of the connecting rod can be adjusted through the adjusting bolt through the connecting rod fixedly connected with the other end of the sliding block, so that the wall attaching device is convenient to attach the wall space and the wall attaching point attaching frame to keep horizontal, and the wall attaching device is firmly fixed, is firmly attached to the same horizontal plane with the attaching rod and is firmly connected with a building.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the fixing sleeve of the present invention;

fig. 3 is a schematic structural view of the limiting cylinder of the present invention.

In the figure: 1. a standard section; 2. fixing a sleeve; 3. a rain shield; 4. a limiting sleeve; 5. a fixed block; 6. a movable spring; 7. a H-shaped block; 8. a movable rod; 9. a connecting rod; 10. an extrusion stem; 11. briquetting; 12. fixing a column; 13. a limiting cylinder; 14. adjusting the bolt; 15. a limiting block; 16. a bearing; 17. a movable block; 18. a positioning spring; 19. a slider; 20. a connecting rod; 21. a rotating shaft; 22. grabbing a block; 23. and locking the bolt.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-3, the utility model provides a tower crane body with high connection strength, which comprises a standard knot 1, wherein the top of the standard knot 1 is fixedly connected with a fixed sleeve 2, the bottom of the standard knot 1 is fixedly connected with a rain shield 3, a limit sleeve 4 is fixedly connected in the fixed sleeve 2, the bottom of the limit sleeve 4 is fixedly connected with a fixed block 5, the top of the fixed block 5 is fixedly connected with one end of a movable spring 6, the other end of the movable spring 6 is fixedly connected with the bottom of an I-shaped block 7, the I-shaped block 7 is slidably connected in the limit sleeve 4, the top of the I-shaped block 7 is attached to a fixed column 12, and the fixed column 12 is fixedly connected in the rain shield 3 (see fig. 1 and 2); through the rigid coupling of removal spring 6 between the top of fixed cover 2 and the bottom of worker shape piece 7 for when worker shape piece 7 pressurized, worker shape piece 7 can be along with the extrusion downstream of fixed column 12, drives overall structure and can the steady motion, makes the rainwater can not enter into fixed cover 2 in through rain-proof cover 3 simultaneously and makes spring etc. in the fixed cover 2 be difficult to the corrosion.

The I-shaped block 7 is inserted into one end of a movable rod 8, the other end of the movable rod 8 is hinged with one end of a connecting rod 9, the movable rod 8 is rotatably connected in the fixed sleeve 2, the other end of the connecting rod 9 is hinged with one end of an extrusion rod 10, the extrusion rod 10 is rotatably connected on the inner side wall of the fixed sleeve 2, the other end of the extrusion rod 10 is fixedly connected with a pressing block 11, and the pressing block 11 is attached to the surface of the fixed rod (see fig. 2); the downward movement through movable rod 8 drives movable rod 8 and pegs graft the one end downstream in I-shaped piece 7 for the other end of movable rod 8 drives connecting rod 9 upward movement, thereby drives squeeze bar 10 and drives briquetting 11 and compress tightly the dead lever, and the big bigger extrusion force of weight that bears on the dead lever is big, make full use of standard festival 1's auto-lock, make the body of the tower can utilize self gravity auto-lock, improve joint strength.

A limiting cylinder 13 is fixedly connected to the standard joint 1, an adjusting bolt 14 is connected to one end of the limiting cylinder 13 through threads, a limiting block 15 is fixedly connected to one end, located inside the limiting cylinder 13, of the adjusting bolt 14, the limiting block 15 is fixedly connected to the inner side wall of a bearing 16, the outer side wall of the bearing 16 is fixedly connected to a movable block 17, and the movable block 17 is slidably connected into the limiting cylinder 13 (see fig. 3); through adjusting bolt 14 and stopper 15 rigid coupling, stopper 15 and bearing 16's inside wall rigid coupling for rotate adjusting bolt 14 and can drive stopper 15 and promote stopper 15, can change the inside length of spacing section of thick bamboo 13 through adjusting stopper 15.

One end of the movable block 17, which is far away from the adjusting bolt 14, is fixedly connected with one end of a positioning spring 18, the other end of the positioning spring 18 is fixedly connected with a sliding block 19, the sliding block 19 is slidably connected in the limiting cylinder 13, and one end of the sliding block 19, which is far away from the positioning spring 18, is fixedly connected with a connecting rod 20 (see fig. 3); the movable block 17 is elastically connected with the sliding block 19 through the positioning spring 18, and meanwhile, the position of the connecting rod 20 can be adjusted through the adjusting bolt 14 through the connecting rod 20 fixedly connected with the other end of the sliding block 19, so that the wall attaching distance of the wall attaching device and the wall attaching point attaching frame are kept horizontal, the wall attaching device is firmly fixed on the same horizontal plane with the attaching rod, and the wall attaching device is firmly connected with a building.

The connecting rod 20 is rotatably connected with two grabbing blocks 22 through a rotating shaft 21, and one end of each grabbing block 22, which is far away from the limiting cylinder 13, is in threaded connection with a locking bolt 23 (see fig. 3); through the locking bolt 23, the two grabbing blocks 22 can well grab the fixed support, the cross beam and the like of a building, so that the wall attaching device can fix the wall conveniently, the tower body is stable, and danger is not easy to generate.

The inner side wall of the rain shield 3 abuts the outer edge of the harness 2 (see fig. 1 and 2); because sliding connection has I-shaped piece 7 in fixed cover 2, rotates and is connected with movable rod 8 and extrusion stem 10, the rigid coupling has fixed block 5 and removal spring 6 in fixed cover 2, and these parts are all easy because soaking two of rainwater takes place the corrosion for the structure is unstable, consequently needs the inside wall of rain-proof cover 3 and the outward flange laminating of fixed cover 2, prevents the component corrosion in the fixed cover 2.

When the fixing device is used, the whole structure is assembled firstly, the two standard sections 1 are connected in sequence, so that the fixing column 12 is matched with the fixing sleeve 2, the bottom end of the fixing column 12 is extruded with the top of the I-shaped block 7, the fixing column is fixedly connected between the top of the fixing sleeve 2 and the bottom of the I-shaped block 7 through the movable spring 6, when the I-shaped block 7 is pressed, the I-shaped block 7 can move downwards along with the extrusion of the fixing column 12 to drive the whole structure to move stably, meanwhile, rainwater can not enter the fixing sleeve 2 through the rain shield 3 to prevent the spring and the like in the fixing sleeve 2 from being easy to cause, one end of the movable rod 8 inserted in the I-shaped block 7 is driven to move downwards through the downward movement of the movable rod 8, the other end of the movable rod 8 drives the connecting rod 9 to move upwards, thereby the extrusion rod 10 is driven to drive the pressing block 11 to, make full use of standard festival 1's auto-lock, make the body of the tower can utilize self gravity auto-lock, improve joint strength, through adjusting bolt 14 and stopper 15 rigid coupling, the inside wall rigid coupling of stopper 15 and bearing 16, make to rotate adjusting bolt 14 and can drive stopper 15 and promote stopper 15, can change the inside length of spacing section of thick bamboo 13 through adjusting stopper 15, make

movable block

17 and 19 elastic connection of slider through positioning spring 18, some connecting rods 20 of other end rigid coupling through slider 19 make the position that just can adjust connecting rod 20 through adjusting bolt 14 simultaneously, be convenient for attach the wall device and attach the wall interval and attach the frame and keep the level with attaching to the wall point, it is firm and attach the pole on same horizontal plane to fix, and firm in connection between the building, make to connect more fastening.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tower crane body of tower that joint strength is high, includes standard festival (1), its characterized in that: the top rigid coupling of standard festival (1) has fixed cover (2), and the bottom rigid coupling of standard festival (1) has rain-proof cover (3), the rigid coupling has stop collar (4) in fixed cover (2), and the bottom rigid coupling of stop collar (4) has fixed block (5), and the top of fixed block (5) and the one end rigid coupling of removal spring (6), the other end of removal spring (6) and the bottom rigid coupling of worker's shape piece (7), worker's shape piece (7) sliding connection is in stop collar (4), and the top of worker's shape piece (7) and fixed column (12) laminating, fixed column (12) rigid coupling is in rain-proof cover (3).

2. The tower crane tower body with high connection strength as claimed in claim 1, wherein: the utility model discloses a fixed cover of extrusion equipment, including the work piece (7), the one end of movable rod (8) is pegged graft, the other end of movable rod (8) is articulated with the one end of connecting rod (9), and movable rod (8) rotate to be connected in fixed cover (2), the other end of connecting rod (9) is articulated with the one end of extrusion stem (10), extrusion stem (10) rotate to be connected on the inside wall of fixed cover (2), the other end rigid coupling of extrusion stem (10) has briquetting (11), briquetting (11) and the surface laminating of dead lever.

3. The tower crane tower body with high connection strength as claimed in claim 1, wherein: the standard festival (1) is gone up still the rigid coupling has a spacing section of thick bamboo (13), the one end threaded connection of a spacing section of thick bamboo (13) has adjusting bolt (14), adjusting bolt (14) are located the inside one end rigid coupling of a spacing section of thick bamboo (13) and have stopper (15), the inside wall rigid coupling of stopper (15) and bearing (16), the lateral wall rigid coupling of bearing (16) is on movable block (17), movable block (17) sliding connection is in a spacing section of thick bamboo (13).

4. The tower crane tower body with high connection strength as claimed in claim 3, wherein: one end that adjusting bolt (14) was kept away from in movable block (17) and the one end rigid coupling of positioning spring (18), the other end rigid coupling of positioning spring (18) has slider (19), slider (19) sliding connection is in spacing section of thick bamboo (13), the one end rigid coupling that positioning spring (18) was kept away from in slider (19) has connecting rod (20).

5. The tower crane tower body with high connection strength as claimed in claim 4, wherein: the connecting rod (20) is rotatably connected with two grabbing blocks (22) through a rotating shaft (21), and one end, far away from the limiting cylinder (13), of each grabbing block (22) is connected with a locking bolt (23) through threads.

6. The tower crane tower body with high connection strength as claimed in claim 1, wherein: the inner side wall of the rain shield (3) is attached to the outer edge of the fixed sleeve (2).