CN218114853U

CN218114853U - Standard knot of tower crane

Info

Publication number: CN218114853U
Application number: CN202222070070.7U
Authority: CN
Inventors: 郑娟; 王昕�
Original assignee: Xuzhou Depot Construction Machinery Co ltd
Current assignee: Xuzhou Depot Construction Machinery Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-12-23
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a tower crane standard festival, including the cat ladder, the both ends at cat ladder both sides are provided with a set of support column respectively, the top of support column one side and one end is a set of back timber of fixedly connected with respectively, the bottom of support column one side and one end is a set of floorbar of fixedly connected with respectively. This tower crane standard festival is through being provided with the adapter sleeve, connecting bolt, threaded sleeve and protection casing, when connecting two sets of standard festival, place a set of standard festival on another group's top, it is inside to change over to it to the protection casing of another group standard festival from the bottom to rotate connecting bolt, thereby be connected the floorbar and the back timber of two sets of standard festival, and the threaded sleeve of inversion can effectively prevent the rainwater infiltration, and the outside protection casing of threaded sleeve also can prevent the rainwater in the rainy day and adhere to the outside at connecting bolt, thereby greatly reduced the speed of connecting bolt corrosion, the solution is that the connecting piece influences the problem of corrosion overall stability fast.

Description

Standard knot of tower crane

Technical Field

The utility model relates to a hoist subassembly technical field specifically is a tower crane standard festival.

Background

The tower crane is a large-scale hoisting equipment, it can promote a large amount of building materials, substrate etc. to tens of meters height, play important effect in large-scale building construction, the bottom sprag frame of hoist comprises multiunit standard festival, these standard festival constitute the crane support up to tens of meters through the concatenation installation, but present tower crane standard festival still has some not enough, the quick corrosion of coupling assembling can influence holistic stability after the installation, and can't improve the stability between the multiunit standard festival after connecting, also can not strengthen standard festival self intensity, so need a neotype tower crane standard festival to solve above not enough that propose now.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tower crane standard festival to it can influence holistic stability's problem to provide the quick corrosion of coupling assembling in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a tower crane standard knot comprises a ladder stand, wherein two ends of two sides of the ladder stand are respectively provided with a group of supporting columns, the tops of one side and one end of each supporting column are respectively and fixedly connected with a group of top beams, and the bottoms of one side and one end of each supporting column are respectively and fixedly connected with a group of bottom beams;

the roof beam is characterized in that a group of connecting sleeves are fixedly connected to two sides of one end of the top beam respectively, a connecting bolt is movably connected to the inside of each connecting sleeve, a group of threaded sleeves are fixedly connected to two sides of one end of the bottom beam respectively, a protective cover is fixedly connected to the bottom end of the outer portion of each threaded sleeve, and the connecting sleeves are movably connected with the protective covers.

Preferably, the threaded sleeve is movably connected with the connecting bolt, and the central line of the threaded sleeve and the central line of the protective cover are on the same vertical plane.

Preferably, a positioning angle plate is fixedly connected to the top end of the outer portion of the supporting column, and a group of fixing plates is fixedly connected to four corners of the top end and the bottom end of the supporting column respectively.

Preferably, the center line of the positioning angle plate and the center line of the fixing plate are on the same vertical plane.

Preferably, the both ends of cat ladder are a set of connecting rod of fixedly connected with respectively, connecting rod and support column fixed connection, the both sides of connecting rod one end are a set of reinforcing plate of fixedly connected with respectively, reinforcing plate and support column fixed connection, the one end and one side of support column are a set of well roof beam of fixedly connected with respectively, the both ends of well roof beam one side are a set of stiffener of fixedly connected with respectively, stiffener and support column fixed connection, the outside both sides of stiffener are a set of backup pad of fixedly connected with respectively, backup pad and support column fixed connection, the backup pad respectively with back timber and floorbar fixed connection.

Preferably, the supporting plate is fixedly connected with the center sill, and the reinforcing rod is fixedly connected with the center sill.

Compared with the prior art, the beneficial effects of the utility model are that: the standard knot of the tower crane not only realizes the reduction of the corrosion rate of the connecting component, realizes the improvement of the stability of the connection among a plurality of groups of standard knots, but also realizes the enhancement of the strength of the standard knot;

(1) By arranging the connecting sleeve, the connecting bolt, the threaded sleeve and the protective cover, when two groups of standard knots are connected, one group of standard knots are placed at the top end of the other group of standard knots, the connecting bolt is rotated from the bottom end to be turned into the protective cover of the other group of standard knots, so that the bottom beams and the top beams of the two groups of standard knots are connected, the inverted threaded sleeve can effectively prevent rainwater from permeating, the protective cover outside the threaded sleeve can also prevent rainwater from attaching to the outside of the connecting bolt in rainy days, the rusting speed of the connecting bolt is greatly reduced, the service life of the connecting bolt can be prolonged, and the overall stability is improved;

(2) By arranging the supporting columns, the positioning angle plates and the fixing plates, when the standard knots are installed, one group of standard knots are inserted from the top end of the other group, so that the positioning angle plates outside the bottom standard knots are sleeved outside the supporting columns of the top standard knots, the supporting columns of the two groups of standard knots are limited, the fixing plates at the two ends can improve the supporting area between the two groups of standard knots, the connection stability between the two groups of standard knots is further improved, and the stability between the connected standard knots can be improved;

(3) Through being provided with the backup pad, the stiffener, the well roof beam, reinforcing plate and connecting rod, this standard festival supports after connecting the installation, every stiffener of multiaspect and well roof beam all can support between the support column, it can further carry high strength to connect between stiffener and the well roof beam, the backup pad is again with the stiffener, well roof beam and support column link together and make their atress simultaneously, and the connecting rod is fixed to the cat ladder when supporting the support column, and the reinforcing plate is through fixed supporting the connecting rod with the support column, improve the intensity of cat ladder, the intensity that can improve this standard festival has been realized.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the supporting pillar of the present invention;

fig. 3 is a schematic view of the bottom structure of the support pillar of the present invention;

fig. 4 is the side view structure schematic diagram of the ladder of the utility model.

In the figure: 1. a support pillar; 2. connecting sleeves; 3. a top beam; 4. a connecting bolt; 5. positioning the angle plate; 6. a support plate; 7. a reinforcing bar; 8. a middle beam; 9. a threaded sleeve; 10. a protective cover; 11. a bottom beam; 12. a reinforcing plate; 13. a fixing plate; 14. climbing a ladder; 15. a connecting rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, a tower crane standard knot comprises a ladder stand 14, wherein two ends of two sides of the ladder stand 14 are respectively provided with a group of supporting columns 1, the top of one side and one end of each supporting column 1 is respectively and fixedly connected with a group of top beams 3, and the bottom of one side and one end of each supporting column 1 is respectively and fixedly connected with a group of bottom beams 11;

two sides of one end of the top beam 3 are respectively fixedly connected with a group of connecting sleeves 2, the inside of each connecting sleeve 2 is movably connected with a connecting bolt 4, two sides of one end of the bottom beam 11 are respectively fixedly connected with a group of threaded sleeves 9, the bottom end outside each threaded sleeve 9 is fixedly connected with a protective cover 10, and the connecting sleeves 2 are movably connected with the protective covers 10;

the threaded sleeve 9 is movably connected with the connecting bolt 4, and the central line of the threaded sleeve 9 and the central line of the protective cover 10 are on the same vertical plane;

specifically, as shown in fig. 1, fig. 2 and fig. 3, when connecting two sets of standard festival, place a set of standard festival on the top of another group, rotate connecting bolt 4 from the bottom and change over it into inside the protection casing 10 of another group standard festival, thereby be connected the floorbar 11 and the back timber 3 of two sets of standard festival, and the threaded sleeve 9 of inversion can effectively prevent the rainwater infiltration, and the outside protection casing 10 of threaded sleeve 9 also can prevent in the rainy day that the rainwater is attached to the outside of connecting bolt 4, thereby greatly reduced the speed of connecting bolt 4 corrosion, thereby realized can improve connecting bolt 4's life and improve overall stability.

Example 2: the top end of the outer part of the support column 1 is fixedly connected with a positioning angle plate 5, and four corners of the top end and the bottom end of the support column 1 are respectively and fixedly connected with a group of fixing plates 13;

the central line of the positioning angle plate 5 and the central line of the fixing plate 13 are on the same vertical plane;

specifically, as shown in fig. 1, 2 and 3, when the standard knot is installed, one set of standard knot is inserted from the top end of the other set, so that the positioning angle plate 5 outside the bottom standard knot is sleeved outside the top standard knot support column 1, and the support columns 1 of the two sets of standard knots are limited, and the fixing plates 13 at the two ends can improve the support area between the two sets of standard knots, so as to further improve the stability of connection between the two sets of standard knots, and realize the improvement of the stability between the standard knots after connection.

Example 3: the two ends of the ladder stand 14 are respectively fixedly connected with a group of connecting rods 15, the connecting rods 15 are fixedly connected with the supporting columns 1, two sides of one end of each connecting rod 15 are respectively fixedly connected with a group of reinforcing plates 12, the reinforcing plates 12 are fixedly connected with the supporting columns 1, one end and one side of each supporting column 1 are respectively fixedly connected with a group of middle beams 8, two ends of one side of each middle beam 8 are respectively fixedly connected with a group of reinforcing rods 7, the reinforcing rods 7 are fixedly connected with the supporting columns 1, two sides of the outer portions of the reinforcing rods 7 are respectively fixedly connected with a group of supporting plates 6, the supporting plates 6 are fixedly connected with the supporting columns 1, and the supporting plates 6 are respectively fixedly connected with the top beams 3 and the bottom beams 11;

the supporting plate 6 is fixedly connected with the middle beam 8, and the reinforcing rod 7 is fixedly connected with the middle beam 8;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the standard knot is supported after being connected and installed, each group of reinforcing rods 7 and middle beams 8 with multiple surfaces can support between supporting columns 1, the strength can be further improved by the connection between the reinforcing rods 7 and the middle beams 8, the reinforcing rods 7, the middle beams 8 and the supporting columns 1 are connected together by the supporting plate 6 to be stressed simultaneously, the ladder 14 is fixed while the supporting columns 1 are supported by the connecting rods 15, the reinforcing plates 12 support the connecting rods 15 by being fixed with the supporting columns 1, the strength of the ladder 14 is improved, and the strength of the standard knot can be improved.

The working principle is as follows: when the utility model is used, firstly, when two groups of standard knots are connected, one group of standard knots are placed at the top end of the other group, the connecting bolt 4 is rotated from the bottom end to be rotated into the protective cover 10 of the other group of standard knots, so that the bottom beams 11 and the top beams 3 of the two groups of standard knots are connected, the inverted threaded sleeve 9 can effectively prevent rainwater from infiltrating, the protective cover 10 outside the threaded sleeve 9 can also prevent rainwater from attaching to the outside of the connecting bolt 4 in rainy days, thereby greatly reducing the corrosion speed of the connecting bolt 4, when the standard knots are installed, one group of standard knots are inserted from the top end of the other group, so that the positioning angle plate 5 outside the bottom standard knot is sleeved outside the supporting column 1 of the top standard knot, thereby support column 1 to two sets of standard festival carries on spacingly, and the fixed plate 13 at both ends can improve the support area between two sets of standard festival, thereby further improve the stability of connecting between two sets of standard festival, this standard festival supports after connecting the installation, every stiffener 7 and the well roof beam 8 of multiaspect all can support between the support column 1, it can further improve intensity to connect between stiffener 7 and the well roof beam 8, the backup pad 6 is again with stiffener 7, well roof beam 8 links together with support column 1 and makes their atress simultaneously, and connecting rod 15 is fixed cat ladder 14 when supporting support column 1, and reinforcing plate 12 is through fixed supporting connecting rod 15 with support column 1, improve cat ladder 14's intensity.

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. A tower crane standard knot comprises a ladder (14), and is characterized in that: two ends of two sides of the ladder stand (14) are respectively provided with a group of supporting columns (1), the tops of one side and one end of each supporting column (1) are respectively and fixedly connected with a group of top beams (3), and the bottoms of one side and one end of each supporting column (1) are respectively and fixedly connected with a group of bottom beams (11);

two sides of one end of the top beam (3) are respectively and fixedly connected with a group of connecting sleeves (2), the connecting bolts (4) are movably connected inside the connecting sleeves (2), the utility model discloses a safety protection device for a vehicle, including floorbar (11), bottom beam (9), thread sleeve (9), bottom fixedly connected with protection casing (10) outside, adapter sleeve (2) and protection casing (10) swing joint.

2. The tower crane standard knot of claim 1, wherein: the threaded sleeve (9) is movably connected with the connecting bolt (4), and the central line of the threaded sleeve (9) and the central line of the protective cover (10) are on the same vertical plane.

3. The tower crane standard knot of claim 1, wherein: the top fixedly connected with location scute (5) of support column (1) outside, four corners of support column (1) top and bottom are a set of fixed plate (13) of fixedly connected with respectively.

4. A tower crane standard knot as claimed in claim 3, wherein: the central line of the positioning angle plate (5) and the central line of the fixing plate (13) are on the same vertical plane.

5. The tower crane standard knot of claim 1, wherein: the utility model discloses a ladder stand, including cat ladder (14), connecting rod (15), support column (1), one end of support column (1), both ends difference fixedly connected with a set of connecting rod (15) of cat ladder (14), connecting rod (15) and support column (1) fixed connection, the both sides difference fixedly connected with a set of reinforcing plate (12) of connecting rod (15) one end, reinforcing plate (12) and support column (1) fixed connection, the one end and the one side difference fixedly connected with a set of well roof beam (8) of support column (1), the both ends difference fixedly connected with a set of stiffener (7) of well roof beam (8) one side, stiffener (7) and support column (1) fixed connection, the outside both sides difference fixedly connected with a set of backup pad (6) of stiffener (7), backup pad (6) and support column (1) fixed connection, backup pad (6) respectively with back timber (3) and floorbar (11).

6. The tower crane standard knot as claimed in claim 5, wherein: the supporting plate (6) is fixedly connected with the middle beam (8), and the reinforcing rod (7) is fixedly connected with the middle beam (8).