CN107060348B - A jacking adjustment device for high-altitude net frame - Google Patents

Abstract

The invention relates to the technical field of net rack construction equipment, and discloses a jacking and adjusting device for a high-altitude net rack, which comprises a supporting structure, wherein a power mechanism is arranged at the lower part of the supporting structure, a bearing structure is arranged at the upper part of the supporting structure, and the power mechanism can push the supporting structure and the bearing structure to move upwards; the bearing structure comprises a square bearing bottom plate, a bearing vertical support and four inclined supports, one end of the bearing vertical support is arranged in the center of the bearing bottom plate, one end of each inclined support is connected with the top end of the bearing vertical support, and the other end of each inclined support is connected with four corners of the bearing bottom plate; the supporting structure comprises a top layer and a lower layer supporting frame, wherein the top layer supporting frame comprises four supporting vertical supports, a square supporting top plate, supporting beams, reinforcing beams, diagonal supports and reinforcing vertical supports, and the lower layer supporting frame comprises four supporting vertical supports, supporting beams, diagonal supports and transverse supports. The invention has good structural strength and stability, and can realize the integral jacking adjustment and horizontal movement adjustment of the high-altitude net rack.

Description

A jacking adjustment device for high-altitude net frame

technical field

The invention relates to the technical field of grid construction equipment, in particular to a jacking adjustment device for high-altitude grids.

Background technique

At present, with the continuous application and development of space structures, the steel grid structure has become an indispensable representative roof structure form in today's society because of its reasonable force, stable structure and beautiful appearance; after the overall installation of the grid structure is completed , it is often encountered that the installation height does not meet the standard, or the installation height that the customer hopes to achieve in the later stage is higher than the installation height planned in the early stage. At this time, it is impossible to completely dismantle and reinstall. At the same time, the network frame is heavy, and the adjustment devices involved must have sufficient strength and stability; in addition, there may be errors in the horizontal position of the entire network frame, or the planned horizontal installation position has been modified later, which involves There is a problem with the overall horizontal movement of the grid.

Contents of the invention

The technical problem to be solved by the present invention is: in view of the above existing problems, a jacking adjustment device for the high-altitude grid is provided, which has good structural strength and good stability, and can realize the overall jacking adjustment and adjustment of the high-altitude grid. Horizontal movement adjustment.

The technical solution adopted in the present invention is as follows: a jacking adjustment device for high-altitude grids, including a support structure, the lower part of the support structure is provided with a power mechanism, and the upper part is provided with a load-bearing structure, and the power mechanism can push the support structure and The load-carrying structure moves upwards;

The load-bearing structure includes a square load-bearing bottom plate, load-bearing vertical braces and diagonal braces. One end of the load-bearing vertical braces is fixedly arranged at the center of the load-bearing bottom plate. There are four diagonal braces, and one end of the four diagonal braces is connected to the load-bearing vertical brace. The top end is fixedly connected, and the other end is respectively fixedly connected with the four corners of the square load-bearing bottom plate, forming a pyramid structure;

The support structure includes a top support frame and a lower support frame, the top support frame includes four support vertical braces and a square support top plate, a support beam is fixedly arranged between the upper ends of adjacent support vertical braces, and the support top plate is fixedly arranged on On the upper part of the supporting beam, the four supporting vertical braces correspond to the four corners of the square supporting top plate, and the supporting beams are also fixedly arranged between the lower parts of the adjacent supporting vertical braces, and the middle part of the front and rear supporting beams of the lower part passes through a reinforcing beam Fixedly connected together, a reinforced vertical brace is fixedly arranged between the supporting top plate and the reinforcing beam, one end of the reinforcing vertical brace is fixedly connected to the center of the supporting top plate, and the other end is fixedly connected to the upper end of the reinforcing beam.

According to the jacking adjustment device for high-altitude net frame according to the present invention, in the support frame on the top floor, a diagonal brace is fixedly arranged between the top of the reinforced vertical brace and the middle parts of the four support vertical braces, and the bottom Diagonal braces are also fixedly arranged between the end and the middle parts of the four supporting vertical braces.

According to the jacking adjustment device for high-altitude net frame according to the present invention, the lower supporting frame includes four supporting vertical braces, and supporting crossbeams are fixedly arranged between the lower parts of adjacent supporting vertical braces, and the supporting crossbeams Diagonal braces are fixedly arranged between the middle part and the upper part of the adjacent supporting vertical braces, and cross braces are fixedly arranged between the upper parts of the adjacent supporting vertical braces.

According to the jacking adjustment device for high-altitude net frame according to the present invention, a load-bearing beam is detachably fixed between the middle parts of the front and rear support beams on the lower support frame, and the middle part of the lower end of the load-bearing beam is connected to the power mechanism. The top is detachably fixedly connected.

According to the jacking adjustment device for high-altitude network frame according to the present invention, the supporting beam is an I-shaped steel, and a reinforcing block is fixedly arranged in the through groove on both sides of the I-shaped steel perpendicular to the bottom surface of the through groove, and the reinforcing block In contact with three sides of the through groove, the reinforcing blocks are equidistantly arranged along the length direction of the supporting beam.

In the jacking adjustment device used for high-altitude network frames according to the present invention, the side length of the square bearing bottom plate is the same as the side length of the square supporting top plate.

According to the jacking adjustment device for high-altitude network frame according to the present invention, a roller is arranged between the bearing bottom plate and the supporting top plate, and the top of the supporting structure, the roller and the bottom of the bearing structure are fixedly connected together by a locking mechanism. When the locking mechanism is unlocked, the load-bearing structure is free in the horizontal direction relative to the supporting structure.

According to a jacking adjustment device for high-altitude net frame according to the present invention, the four support vertical braces of the top support frame and the four support vertical braces of the lower support frame are correspondingly and fixedly connected together. The lower parts of the supporting vertical braces are all provided with stiffener plates, and the upper and lower parts of the supporting vertical braces on the lower support frame are provided with stiffener plates. It is fixedly connected to the connecting plate of the same rib plate by bolts.

According to the jacking adjustment device for high-altitude net frame according to the present invention, the lower support frame has several layers, and the corresponding support vertical supports of the lower support frames of each layer are fixedly connected together, and the upper and lower parts of the support vertical support Corresponding stiffener plates are fixedly connected together through the rib plate connecting plate.

A jacking adjustment device for high-altitude grids according to the present invention, the power mechanism is a jack, the top of the jack has a jack plate, the middle part of the jack plate has a positioning groove, and the bearing beam is an I-beam. In the channel on both sides of the I-beam, there are fixed reinforcing blocks perpendicular to the bottom surface of the channel. The reinforcing blocks are in contact with the three sides of the channel. The reinforcing blocks are arranged equidistantly along the length direction of the bearing beam, and the lower end of the bearing beam The middle part has a positioning protrusion, and the positioning protrusion can just be snapped into the positioning groove, and the two sides of the jack plate are fixed by clamping blocks to both sides of the load-bearing beam.

Compared with the prior art, the beneficial effects of adopting the above technical solution are: the present invention has compact structure, high strength, good stability, simple and convenient operation process, and can effectively adjust the installation height and horizontal installation position of the high-altitude grid.

Description of drawings

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

Fig. 2 is the structural representation of bearing structure among the present invention;

Fig. 3 is the structural representation of top floor support frame among the present invention;

Fig. 4 is the schematic diagram of the connection between the jack base frame and the last two lower floor support frames in the present invention;

Fig. 5 is a partial enlarged view of place I in Fig. 4;

Fig. 6 is a partial enlarged view of II in Fig. 4;

Fig. 7 is a schematic structural diagram of Embodiment 2 of the present invention;

Fig. 8 is a schematic diagram of the connection of the bearing structure, the cylinder and the top support frame in Embodiment 2 of the present invention;

Fig. 9 is a top view of the jack installed in the jack base frame in the present invention.

Reference signs: 1 is the load-bearing bottom plate, 2 is the load-bearing vertical brace, 3 is the diagonal brace, 4 is the support vertical brace, 5 is the support top plate, 6 is the support beam, 7 is the reinforced beam, 8 is the reinforced vertical brace, and 9 is the horizontal Support, 10 is a load-bearing beam, 11 is a reinforcing block, 12 is a roller, 13 is a rib plate, 14 is a rib connecting plate, 15 is a jack, 16 is a jack plate, 17 is a positioning bump, and 18 is a clamping block. 19 is a base vertical brace, 20 is a middle cross brace, 21 is a bottom cross brace, 22 is a base diagonal brace, 23 is a sleeper, 24 is a threaded sleeve rod structure, and 25 is a bottom string ball bearing.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

Example 1

As shown in Figures 1 to 6 and 9, a jacking adjustment device for high-altitude grids includes a support structure. The lower part of the support structure is provided with a power mechanism and the upper part is provided with a load-bearing structure. The power mechanism can push the support structure and the load-bearing structure. Move up;

The load-bearing structure includes a square load-bearing base plate 1, load-bearing vertical braces 2 and diagonal braces 3. One end of the load-bearing vertical braces 2 is fixed at the center of the load-bearing base plate 1. There are four diagonal braces 3, and one end of the four diagonal braces 3 is connected to the load-bearing vertical brace. The top of the support 2 is fixedly connected, and the other end is fixedly connected with the four corners of the square load-bearing bottom plate 1 respectively, forming a pyramid-shaped structure. Specifically, the top of the load-bearing vertical support 2 is used for fixed connection with the lower string ball bearing 24 of the network frame , the bearing vertical brace 2 and the diagonal brace 3 can be set as round steel pipes or square steel pipes, here they are all set as round steel pipes, and a cross reinforced steel plate is fixed inside the top of the load bearing vertical brace 2, and one end of the four diagonal braces 3 is connected to The top parts of the load-bearing vertical brace 2 installed with cross-reinforced steel plates are fixedly connected, and the cross-reinforced steel plates enhance the strength and stability of this connection point. The specific structural form of the above-mentioned load-bearing structure makes the strength and stability of the entire load-bearing structure better;

The support structure includes a top support frame and a lower support frame. The top support frame includes four support vertical braces 4 and a square support top plate 5. A support beam 6 is fixedly arranged between the upper ends of adjacent support vertical braces 4, and the support top plate 5 is fixedly arranged. On the upper part of the supporting beam 6, four supporting vertical braces 4 correspond to the four corners of the square supporting top plate 5, and the supporting beams 6 are also fixedly arranged between the lower parts of the adjacent supporting vertical braces 4, and the front and rear supporting beams 6 in the middle of the lower part Fixedly connected together by a reinforced beam 7, a reinforced vertical brace 8 is fixedly arranged between the supporting top plate 5 and the reinforced beam 7, one end of the reinforced vertical brace 8 is fixedly connected with the center of the supporting top plate 5, and the other end is connected with the upper end of the reinforced beam 7 Fixed connection; a diagonal brace 3 is fixedly arranged between the top of the reinforced vertical brace 8 and the middle parts of the four supporting vertical braces 4, and a diagonal brace 3 is also fixedly arranged between the bottom end of the reinforced vertical brace 8 and the middle parts of the four supporting vertical braces 4; The top of the top support frame is fixedly connected together, and the side length of the square load-bearing bottom plate 1 is the same as the side length of the square support top plate 5, so that the other ends of the four diagonal braces 3 of the load-bearing structure are respectively connected to the four sides of the top support frame. The position of the upper end of the root support vertical brace 4 is corresponding, which is more conducive to the transmission of force, and the whole structure after connection is more compact, with better strength and stability.

Further, the supporting frame of the lower floor includes four supporting vertical braces 4, and supporting crossbeams 6 are fixedly arranged between the lower parts of the adjacent supporting vertical braces 4, and a supporting crossbeam 6 is fixedly arranged between the middle part of the supporting crossbeams 6 and the upper part of the adjacent supporting vertical braces 4. Diagonal braces 3, cross braces 9 are fixedly arranged between the upper parts of the adjacent support vertical braces 4, and load-bearing beams 10 are detachably fixed between the middle parts of the front and rear support beams 6 on the lower support frame, and the middle parts of the lower ends of the load-bearing beams 10 are connected to The top end of the power mechanism is detachably fixedly connected.

Further, the support beam 6 is an I-shaped steel, and a reinforcing block 11 is fixedly arranged in the through groove on both sides of the I-shaped steel perpendicular to the bottom surface of the through groove. The equidistant setting in the length direction makes the structural strength and stability of the beam better, and the bending and torsion resistance is stronger.

Further, the four support vertical braces 4 of the top support frame and the four support vertical braces 4 of the lower support frame are correspondingly and fixedly connected together, and the specific connection method can be welded or bolted. Rib plates 13 are all provided, and the upper and lower parts of the supporting vertical braces 4 on the lower support frame are all provided with rib plates 13, and the rib plates 13 at the bottom of the top support frame are connected with the corresponding rib plates 13 at the upper part of the lower support frame. They are respectively fixedly connected to the same rib plate connecting plate 14 by bolts, that is, four sets of rib plate reinforcement structures are formed at the four connection nodes of the top layer and the lower layer.

Further, the specific number of layers of the lower supporting frame can be actually set according to the specific installation height of the net frame, therefore, the lower supporting frame can be several layers, and the supporting vertical braces 4 corresponding to the lower supporting frames of each layer are fixedly connected together. The connection method can be welded or bolted, and the stiffener plates 13 corresponding to the upper and lower parts of the support vertical brace 4 are fixedly connected together through the rib plate connecting plate 14, that is, the four adjacent lower support frames Four groups of rib plate reinforcement structures are formed at the connection nodes.

Further, the above-mentioned supporting vertical braces 4 and diagonal braces 3 can be set as round steel pipes or square steel pipes, here they are all specifically set as round steel pipes, and reinforced round steel plates are fixedly arranged inside the upper and lower ends of the supporting vertical braces 4 (in the figure not shown), in order to strengthen the structure of the connection of the support vertical brace 4.

Further, the power mechanism is a jack 15, the top of the jack 15 has a jack plate 16, the middle part of the jack plate 16 has a positioning groove, the load beam 10 is an I-shaped steel, and is fixedly arranged in the through groove on both sides of the I-shaped steel perpendicular to the bottom surface of the through groove. Reinforcement block 11 is arranged, and reinforcement block 11 is all contacted with the three sides of through groove, and reinforcement block 11 is equidistantly arranged along the length direction of bearing beam 10, and the middle part of bearing beam 10 lower end has positioning lug 17, and positioning lug 17 can just snap into described In the positioning groove, the two sides of the jack plate 16 are engaged and fixed by the clamping blocks 18 and the two sides of the bearing beam 10. Further, the jack base frame is also included. The specific structure includes four base vertical braces 19, and the adjacent base vertical supports 19. A middle cross brace 20 is fixedly arranged between the middle parts of the braces 19, and a bottom cross brace 21 is fixedly arranged between the bottoms of the adjacent base vertical braces 19, and the diagonal positions of the adjacent middle cross braces 20 and the bottom cross brace 21 are fixed. The base brace 22 is provided, and the inside of the base is provided with sleepers 23. The base plate is provided on the sleeper 23. The jack 15 is provided on the base steel plate. The middle part of the jack 15 shell is provided with four sets of jack fixing rod structures. One end of the jack fixing rod structure is connected to the middle part of the jack 15 housing, and the other end is fixedly connected to the base vertical support 19. The jack fixing rod structure is specifically set as a threaded sleeve rod structure 24, so that its length can be adjusted. After adjusting the position of the jack 15 Finally, the threaded rod structure 24 can be tightened to realize the positioning of the jack 15 .

When performing vertical jacking, the jack base frame is fixedly connected to the ground base, the top of the load-bearing vertical brace 2 of the load-bearing structure is fixedly connected to the lower string ball bearing 25 of the grid frame, and the top-layer support frame is fixedly connected to each lower-layer support frame in turn. The jack plate 16 is fixedly connected with the load-bearing beam 10. After everything is ready, the jack 15 can be operated to carry out the jacking operation. Install a new lower support frame between the lower support frames at the bottom (it should be noted that when installing this lower support frame, the load-bearing beam 10 is not installed first), and then the jack plate 16 is disassembled from the load-bearing beam 10, Recover the jack 15 stroke, then install the load-bearing beam 10 under the newly installed lower support frame, then fix the jack plate 16 and the load-bearing beam 10 together, implement the next round of lifting operation, and so on. Raise to the required installation height. It should be noted that multiple sets of jacking adjustment devices described in this application are arranged under the entire network frame.

Example 2

As shown in Figures 2 to 9, the difference between Embodiment 2 and Embodiment 1 is that the side length of the square load-bearing bottom plate 1 is smaller than the side length of the square support top plate 5, and at the same time, between the load-bearing bottom plate 1 and the support top plate 5 A roller 12 is provided, and the top of the support structure, the roller 12 and the bottom of the load-bearing structure are fixedly connected together by a locking mechanism (not shown in the figure). When the locking mechanism is unlocked, the load-bearing structure is free in the horizontal direction relative to the support structure .

When performing vertical jacking, the specific method in embodiment 2 is the same as that in embodiment 1; when there is a deviation in the horizontal installation position of the grid frame, the grid frame needs to be translated as a whole, and the lower layer of the bottom needs to be supported at this time The frame is fixedly connected with the jack base frame, and the locking mechanism is unlocked so that the bearing structure is free in the horizontal direction relative to the support structure, and then steel ropes are connected on each lower string ball bearing 25 of the net frame (not shown in the figure). shown), by comparing the existing translational pulling mechanism to pull the steel rope, the horizontal position adjustment of the grid frame is realized until it is adjusted to the required installation position.

The present invention is not limited to the foregoing specific embodiments. The present invention extends to any new feature or any new combination disclosed in this specification, and any new method or process step or any new combination disclosed. Any insubstantial changes or improvements made by those skilled in the art without departing from the spirit of the present invention shall all fall within the protection scope of the claims of the present invention.

Claims (4)

1. A jacking adjusting device for high altitude rack, its characterized in that: the device comprises a supporting structure, wherein a power mechanism is arranged at the lower part of the supporting structure, and a bearing structure is arranged at the upper part of the supporting structure, and the power mechanism can push the supporting structure and the bearing structure to move upwards;

the bearing structure comprises a square bearing bottom plate (1), a bearing vertical support (2) and inclined supports (3), wherein one end of the bearing vertical support (2) is fixedly arranged at the center of the bearing bottom plate (1), the number of the inclined supports (3) is four, one ends of the four inclined supports (3) are fixedly connected with the top ends of the bearing vertical support (2), and the other ends of the four inclined supports are fixedly connected with four corners of the square bearing bottom plate (1) respectively to form a pyramid-shaped structure;

the supporting structure comprises a top layer supporting frame and a lower layer supporting frame, wherein the top layer supporting frame comprises four supporting vertical supports (4) and square supporting top plates (5), supporting cross beams (6) are fixedly arranged between the upper ends of the adjacent supporting vertical supports (4), the supporting top plates (5) are fixedly arranged on the upper parts of the supporting cross beams (6), the four supporting vertical supports (4) correspond to four corners of the square supporting top plates (5), supporting cross beams (6) are fixedly arranged between the lower parts of the adjacent supporting vertical supports (4), the middle parts of the front supporting cross beams (6) and the rear supporting cross beams (6) of the lower parts are fixedly connected together through a reinforcing cross beam (7), a reinforcing vertical support (8) is fixedly arranged between the supporting top plates (5) and the reinforcing cross beam (7), one end of each reinforcing vertical support (8) is fixedly connected with the center of the supporting top plates (5), and the other end of each reinforcing vertical support (8) is fixedly connected with the upper ends of the reinforcing cross beams (7).

In the top layer supporting frame, inclined struts (3) are fixedly arranged between the top ends of the reinforcing vertical struts (8) and the middle parts of the four supporting vertical struts (4), and inclined struts (3) are also fixedly arranged between the bottom ends of the reinforcing vertical struts and the middle parts of the four supporting vertical struts (4);

the lower layer support frame comprises four support vertical supports (4), support cross beams (6) are fixedly arranged between the lower parts of the adjacent support vertical supports (4), diagonal supports (3) are fixedly arranged between the middle parts of the support cross beams (6) and the upper parts of the adjacent support vertical supports (4), and transverse supports (9) are fixedly arranged between the upper parts of the adjacent support vertical supports (4);

a bearing beam (10) is detachably and fixedly arranged between the middle parts of the front supporting beam (6) and the rear supporting beam (6) on the lower supporting frame, and the middle part of the lower end of the bearing beam (10) is detachably and fixedly connected with the top end of the power mechanism;

the supporting beam (6) is I-steel, reinforcing blocks (11) are fixedly arranged in through grooves on two sides of the I-steel and perpendicular to the bottom of the through grooves, the reinforcing blocks (11) are in contact with three sides of the through grooves, and the reinforcing blocks (11) are equidistantly arranged along the length direction of the supporting beam (6);

a roller (12) is arranged between the bearing bottom plate (1) and the supporting top plate (5), the top of the supporting structure, the roller (12) and the bottom of the bearing structure are fixedly connected together through a locking mechanism, and when the locking mechanism is unlocked, the bearing structure is free in the horizontal direction relative to the supporting structure;

the power mechanism is a jack (15), a jack plate (16) is arranged at the top of the jack (15), a positioning groove is formed in the middle of the jack plate (16), the bearing cross beam (10) is I-steel, reinforcing blocks (11) are fixedly arranged in through grooves at two sides of the I-steel and perpendicular to the bottom surfaces of the through grooves, the reinforcing blocks (11) are in contact with three surfaces of the through grooves, the reinforcing blocks (11) are equidistantly arranged along the length direction of the bearing cross beam (10), positioning protruding blocks (17) are arranged in the middle of the lower end of the bearing cross beam (10), the positioning protruding blocks (17) can be just clamped into the positioning groove, and two sides of the jack plate (16) are fixedly clamped with two sides of the bearing cross beam (10) through clamping blocks (18);

the jack comprises a jack base frame, the concrete structure comprises four base vertical supports (19), a middle transverse support (20) is fixedly arranged between the middle parts of the adjacent base vertical supports (19), a bottom transverse support (21) is fixedly arranged between the bottoms of the adjacent base vertical supports (19), base diagonal positions of the adjacent middle transverse supports (20) and the bottom transverse supports (21) are fixedly provided with base diagonal supports (22), sleepers (23) are arranged inside the base, base steel plates are arranged on the sleepers (23), the jacks (15) are arranged on the base steel plates, four groups of jack fixing rod structures are arranged in the middle of a jack (15) shell, one ends of the four groups of jack fixing rod structures are connected with the middle of the jack (15) shell, the other ends of the jack fixing rod structures are fixedly connected with the base vertical supports (19), the jack fixing rod structures are specifically arranged to be screw sleeve rod structures (24), the length of the jack fixing rod structures can be adjusted, and after the positions of the jacks (15) are adjusted, the screw sleeve rod structures (24) can be screwed to realize positioning of the jacks (15).

2. The jacking adjustment device for an overhead rack of claim 1, wherein: the side length of the square bearing bottom plate (1) is the same as the side length of the square supporting top plate (5).

3. A jacking adjustment device for an overhead grid according to claim 1 or 2, characterized in that: four support vertical supports (4) of top layer braced frame and four support vertical supports (4) of lower floor braced frame correspond fixed connection together, and support vertical supports (4) lower part on the top layer braced frame all is provided with deep floor (13), and support vertical supports (4) upper portion and lower part on the lower floor braced frame all are provided with deep floor (13), and deep floor (13) of lower floor braced frame upper portion that correspond respectively of top layer braced frame lower part are respectively through bolt fixed connection in same gusset connecting plate (14).

4. A jacking adjustment device for an overhead rack as claimed in claim 3, wherein: the lower-layer supporting frames are a plurality of layers, the supporting vertical supports (4) corresponding to the lower-layer supporting frames are fixedly connected together, and reinforcing rib plates (13) corresponding to the upper parts and the lower parts of the supporting vertical supports (4) are fixedly connected together through rib plate connecting plates (14).