CN214527810U

CN214527810U - Tower crane underframe with bottom leveling and locking structure

Info

Publication number: CN214527810U
Application number: CN202120001382.5U
Authority: CN
Inventors: 汪月明; 朱国强; 沈国民
Original assignee: Zhejiang Guomin Machinery Co ltd
Current assignee: Zhejiang Guomin Machinery Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-10-29
Anticipated expiration: 2031-01-04

Abstract

The utility model relates to a tower machine technical field specifically is a tower machine chassis with bottom leveling locking structure, include tower machine body, horizontal chassis and indulge the chassis, the below of tower machine body is provided with horizontal chassis, and the central point department of putting on horizontal chassis surface has seted up the standing groove, the inside of standing groove is provided with indulges the chassis, the pneumatic cylinder is all installed with the both ends of indulging the chassis bottom to horizontal chassis, and the fixed surface of pneumatic cylinder bottom position department has fixed swivel nut, and the surface thread bush of fixed swivel nut is equipped with the regulation barrel, the central point department of putting bottom horizontal chassis is inlayed and is had horizontal post, horizontal chassis and the surface all threaded connection who indulges the chassis both ends have with consolidate the nail, and the surface winding who consolidates the nail has the reinforcing rope. The utility model discloses not only improve the degree of convenience when tower machine chassis carries, improved the security when tower machine chassis uses, improved the stability when tower machine uses moreover.

Description

Tower crane underframe with bottom leveling and locking structure

Technical Field

The utility model relates to a tower machine technical field specifically is a tower machine chassis with bottom leveling locking structure.

Background

The tower crane, also called tower crane for short, is a hoisting device used in building construction, and the main components of the tower crane include foundation, tower body, jacking, rotating, hoisting, balance arm, boom, crane carriage, tower top, driver's cab, amplitude variation and other parts, and the tower crane needs to use tower crane underframe when it is installed.

Tower machines in the market are various nowadays, can satisfy people's user demand basically, but still have certain problem: firstly, the disassembly and assembly function of the tower crane underframe is generally difficult to realize when the tower crane underframe is used, so that the convenience degree of the tower crane underframe when in use is seriously influenced; secondly, the tower crane underframe can be generally and rarely leveled and locked when in use, so that the safety of the tower crane underframe in use is reduced; and thirdly, the tower crane is generally rarely provided with a reinforcing function when in use, so that the stability of the tower crane in use is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tower machine chassis with bottom leveling locking structure to the convenience degree when proposing the tower machine and using among the above-mentioned background art is low, the security is low and the low problem of stability.

In order to achieve the above object, the utility model provides a following technical scheme: a tower crane underframe with a bottom leveling and locking structure comprises a tower crane body, a transverse underframe and a longitudinal underframe, wherein the transverse underframe is arranged below the tower crane body, a placing groove is formed in the central position of the surface of the transverse underframe, the longitudinal underframe is arranged inside the placing groove, hydraulic cylinders are arranged at two ends of the bottoms of the transverse underframe and the longitudinal underframe respectively, a fixing screw sleeve is fixed on the surface of the bottom of the hydraulic cylinder, an adjusting screw cylinder is sleeved on the surface of the fixing screw sleeve, a horizontal column is inlaid in the central position of the bottom of the transverse underframe, reinforcing nails are connected with the surfaces of two ends of the transverse underframe and the longitudinal underframe respectively through screw threads, reinforcing ropes are wound on the surfaces of the reinforcing nails, slideways are fixed on the surfaces of two sides of the transverse underframe and the longitudinal underframe respectively, a reinforcing sliding plate is arranged on the surface between the adjacent slideways, and the surface of one side of the reinforcing sliding plate is tightly attached to the surfaces of the transverse underframe and the longitudinal underframe respectively, and a control button is fixed on the surface of the longitudinal underframe, and the output end of the control button is electrically connected with the input end of the hydraulic cylinder.

Preferably, the central point department of putting of indulging the chassis both sides all is fixed with adjusting spring, the fixed surface of adjusting spring one end has the fixture block, and the standing groove inner wall of fixture block one side has seted up the draw-in groove to draw-in groove and the mutual joint cooperation of fixture block.

Preferably, a fastening threaded sleeve is fixed at the top of the hydraulic cylinder, a locking nail is connected to the surface of one side of the adjusting threaded cylinder in a threaded manner, and the surface of one end of the locking nail penetrates through the adjusting threaded cylinder and is respectively extruded and fastened with the surfaces of the fixing threaded sleeve and the fastening threaded sleeve.

Preferably, the surface mounting of reinforcing rope one end has the couple, and the tower machine body surface of couple one side all is fixed with the link to the link cooperates with the mutual joint of couple.

Preferably, the surface of the reinforcing sliding plate above the slideway is in threaded connection with a fastening bolt, and the surface of one end of the fastening bolt penetrates through the reinforcing sliding plate and is in threaded fastening with the surface of the slideway.

Preferably, the vertical underframe surfaces on the two sides of the clamping block are both fixed with mounting pieces, the surface on one side of each mounting piece is in threaded connection with a fastening screw, and the surface on one end of each fastening screw penetrates through the mounting pieces and is in threaded fastening with the inner wall of the placing groove.

Compared with the prior art, the beneficial effects of the utility model are that: the tower crane underframe with the bottom leveling and locking structure not only improves the convenience degree of the tower crane underframe in carrying, improves the safety of the tower crane underframe in use, but also improves the stability of the tower crane in use;

1. the vertical underframe is placed in the placing groove through the placing groove, the clamping block, the mounting piece and the clamping groove, at the moment, the clamping block moves to the inside of the vertical underframe under extrusion, then the vertical underframe is pressed, the clamping block moves to the inside of the clamping groove under the action of the adjusting spring and is clamped with the clamping groove, so that the vertical underframe is fixed, the fastening screw is rotated, the horizontal underframe and the vertical underframe are fastened under the action of the mounting piece, the function of facilitating the disassembly and assembly of the tower crane underframe is realized, and the convenience degree of the tower crane underframe during transportation is improved;

2. the hydraulic cylinder is controlled to work by arranging the hydraulic cylinder, the locking nail, the adjusting barrel and the fastening barrel, the tower crane is leveled, the locking nail is unscrewed, the adjusting barrel is rotated under the action of the fixing barrel, the adjusting barrel moves to the surface of the fastening barrel, the hydraulic cylinder is locked, the locking nail is rotated, and the adjusting barrel is locked, so that the leveling and locking functions of the tower crane underframe are realized, and the safety of the tower crane underframe in use is improved;

3. through being provided with the slide, reinforcing rope, reinforcing nail and strengthening the slide, will hang hook to link inside, rotatory reinforcing nail afterwards makes reinforcing nail with reinforcing rope taut, carries out the auxiliary stay to the tower machine body, will strengthen the slide afterwards and slide to adjacent slide surface, promote the reinforcing slide again, make the reinforcing slide support horizontal chassis and indulge the chassis, rotatory fastening bolt again will strengthen the slide fixed to realize the reinforcement function of tower machine, thereby stability when having improved the tower machine and using.

Drawings

Fig. 1 is a schematic view of the appearance structure of the utility model;

fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;

fig. 3 is a schematic top view of the cross-sectional structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 3 according to the present invention.

In the figure: 1. a tower crane body; 2. a horizontal chassis; 3. a longitudinal chassis; 4. a control button; 5. reinforcing the sliding plate; 6. a hydraulic cylinder; 7. adjusting the screw cylinder; 8. reinforcing the nail; 9. hooking; 10. hanging a ring; 11. reinforcing the rope; 12. fixing the threaded sleeve; 13. a slideway; 14. locking nails; 15. mounting a sheet; 16. a horizontal column; 17. a placement groove; 18. fastening a threaded sleeve; 19. fastening a bolt; 20. a card slot; 21. fastening screws; 22. a clamping block; 23. the spring is adjusted.

Detailed Description

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, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

The utility model provides a tower crane underframe structure with bottom leveling and locking structure as shown in figure 1, figure 2, figure 3 and figure 4, comprising a tower crane body 1, a horizontal underframe 2 and a vertical underframe 3, the horizontal underframe 2 is arranged below the tower crane body 1, a placement groove 17 is arranged at the central position of the surface of the horizontal underframe 2, the vertical underframe 3 is arranged inside the placement groove 17, an adjusting spring 23 is fixed at the central position of both sides of the vertical underframe 3, a clamping block 22 is fixed on the surface of one end of the adjusting spring 23, a clamping groove 20 is arranged on the inner wall of the placement groove 17 at one side of the clamping block 22, the clamping groove 20 and the clamping block 22 are mutually clamped and matched, mounting pieces 15 are fixed on the surfaces of the vertical underframe 3 at both sides of the clamping block 22, fastening screws 21 are connected with the surface at one side of the mounting pieces 15 by screw threads, and the surface at one end of the fastening screws 21 penetrates through the mounting pieces 15 and is fastened with the inner wall threads of the placement groove 17, the device is used for dismounting and mounting the tower crane underframe;

further, as shown in fig. 1 and 2, hydraulic cylinders 6 are mounted at two ends of the bottoms of the transverse chassis 2 and the longitudinal chassis 3, the hydraulic cylinders 6 can be in an HS series model, a fixed screw sleeve 12 is fixed on the surface of the bottom of the hydraulic cylinder 6, an adjusting screw sleeve 7 is sleeved on the surface of the fixed screw sleeve 12 in a threaded manner, a fastening screw sleeve 18 is fixed on the top of the hydraulic cylinder 6, a locking nail 14 is connected on the surface of one side of the adjusting screw sleeve 7 in a threaded manner, the surface of one end of the locking nail 14 penetrates through the adjusting screw sleeve 7 and is respectively pressed and fastened with the surfaces of the fixed screw sleeve 12 and the fastening screw sleeve 18, and a horizontal column 16 is embedded in the center of the bottom of the transverse chassis 2 and is used for leveling and locking of the tower crane chassis;

further, as shown in fig. 1, 2 and 3, the surfaces of the two ends of the transverse chassis 2 and the longitudinal chassis 3 are both in threaded connection with a reinforcing nail 8, a reinforcing rope 11 is wound on the surface of the reinforcing nail 8, a hook 9 is installed on the surface of one end of the reinforcing rope 11, a hanging ring 10 is fixed on the surface of the tower crane body 1 on one side of the hook 9, the hanging ring 10 and the hook 9 are in clamping fit with each other, slide ways 13 are fixed on the surfaces of the two sides of the transverse chassis 2 and the longitudinal chassis 3, a reinforcing slide plate 5 is arranged on the surface between the adjacent slide ways 13, the surface of one side of the reinforcing slide plate 5 is tightly attached to the surfaces of the transverse chassis 2 and the longitudinal chassis 3, fastening bolts 19 are connected to the surface of the reinforcing slide plate 5 above the slide ways 13 in threaded connection, and the surface of one end of each fastening bolt 19 penetrates through the reinforcing slide plate 5 and is fastened to the surface of the slide way 13 in threaded connection for the reinforcing work of the tower crane;

further, as shown in fig. 1, a control button 4 is fixed on the surface of the longitudinal chassis 3, the type of the control button 4 can be selected from the LAY3 series, and the output end of the control button 4 is electrically connected with the input end of the hydraulic cylinder 6.

The working principle is as follows: when the device is used, the transverse underframe 2 is firstly placed at a specified position, the longitudinal underframe 3 is then placed in the placing groove 17, at the moment, the clamping block 22 is extruded to move to the inside of the longitudinal underframe 3, then the longitudinal underframe 3 is pressed, the clamping block 22 moves to the inside of the clamping groove 20 under the action of the adjusting spring 23 and is clamped with the clamping groove 20, so that the longitudinal underframe 3 is fixed, the fastening screw 21 is rotated, the transverse underframe 2 and the longitudinal underframe 3 are fastened under the action of the mounting sheet 15, the function of facilitating disassembly and assembly of the tower crane underframe is realized, and the convenience degree of the tower crane underframe during transportation is improved;

then, installing a tower crane body 1 at the central position of a transverse underframe 2 and a longitudinal underframe 3, hanging a hook 9 into a hanging ring 10, then rotating a reinforcing nail 8 to enable the reinforcing nail 8 to strain a reinforcing rope 11, carrying out auxiliary support on the tower crane body 1 under the action of the reinforcing rope 11, then sliding a reinforcing sliding plate 5 to the surface of an adjacent slideway 13, then pushing the reinforcing sliding plate 5 to enable the reinforcing sliding plate 5 to support the transverse underframe 2 and the longitudinal underframe 3, and then rotating a fastening bolt 19 to fix the reinforcing sliding plate 5 so as to realize the reinforcing function of the tower crane, thereby improving the stability of the tower crane in use;

then, the control button 4 is operated by observing the horizontal column 16 to control the hydraulic cylinder 6 to work, the tower crane is leveled, the locking nail 14 is unscrewed, the adjusting screw barrel 7 is rotated under the action of the fixing screw sleeve 12, the adjusting screw barrel 7 moves to the surface of the fastening screw sleeve 18, the hydraulic cylinder 6 is locked, the locking nail 14 is rotated again, the adjusting screw barrel 7 is locked, the leveling and locking functions of the underframe of the tower crane are realized, the use safety of the underframe of the tower crane is improved, and the use work of the tower crane is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a tower machine chassis with bottom leveling locking structure, includes tower machine body (1), horizontal chassis (2) and indulges chassis (3), its characterized in that: the tower crane is characterized in that a transverse bottom frame (2) is arranged below the tower crane body (1), a placement groove (17) is formed in the center position of the surface of the transverse bottom frame (2), a longitudinal bottom frame (3) is arranged inside the placement groove (17), hydraulic cylinders (6) are arranged at two ends of the bottoms of the transverse bottom frame (2) and the longitudinal bottom frame (3), a fixed threaded sleeve (12) is fixed on the surface of the bottom position of the hydraulic cylinder (6), an adjusting threaded sleeve (7) is sleeved on the surface of the fixed threaded sleeve (12), a horizontal column (16) is embedded in the center position of the bottom of the transverse bottom frame (2), reinforcing nails (8) are connected to the surfaces of two ends of the transverse bottom frame (2) and the longitudinal bottom frame (3) in a threaded manner, reinforcing ropes (11) are wound on the surfaces of the reinforcing nails (8), and slideways (13) are fixed on the surfaces of two sides of the transverse bottom frame (2) and the longitudinal bottom frame (3), and the surface between adjacent slide (13) is provided with strengthens slide (5) to strengthen the surface of slide (5) one side and closely laminate with the surface of violently chassis (2) and indulging chassis (3) respectively, the fixed surface of indulging chassis (3) is equipped with control button (4), and the output of control button (4) and the input electric connection of pneumatic cylinder (6).

2. The tower crane underframe with the bottom leveling and locking structure as claimed in claim 1, wherein: indulge the central point department of putting of chassis (3) both sides and all be fixed with adjusting spring (23), the fixed surface of adjusting spring (23) one end has fixture block (22), and fixture block (22) one side standing groove (17) inner wall has seted up draw-in groove (20) to draw-in groove (20) and fixture block (22) are joint cooperation each other.

3. The tower crane underframe with the bottom leveling and locking structure as claimed in claim 1, wherein: the top position department of pneumatic cylinder (6) is fixed with fastening swivel nut (18), the surface threaded connection of adjusting screw section of thick bamboo (7) one side has a check lock (14), and the surface of check lock (14) one end runs through and adjusts screw section of thick bamboo (7) and respectively with the surface extrusion fastening of fixed swivel nut (12) and fastening swivel nut (18).

4. The tower crane underframe with the bottom leveling and locking structure as claimed in claim 1, wherein: the surface mounting of reinforcement rope (11) one end has couple (9), and tower machine body (1) surface on one side of couple (9) all is fixed with link (10) to link (10) and couple (9) joint cooperation each other.

5. The tower crane underframe with the bottom leveling and locking structure as claimed in claim 1, wherein: the surface of the reinforcing sliding plate (5) above the slideway (13) is connected with a fastening bolt (19) in a threaded manner, and the surface of one end of the fastening bolt (19) penetrates through the reinforcing sliding plate (5) and is fastened with the surface of the slideway (13) in a threaded manner.

6. The tower crane underframe with the bottom leveling and locking structure as claimed in claim 2, wherein: the surface of the longitudinal underframe (3) on two sides of the clamping block (22) is fixed with an installation piece (15), the surface of one side of the installation piece (15) is connected with a fastening screw (21) in a threaded manner, and the surface of one end of the fastening screw (21) penetrates through the installation piece (15) and is fastened with the inner wall of the placing groove (17) in a threaded manner.