CN214314413U

CN214314413U - Supporting structure for bridge frame

Info

Publication number: CN214314413U
Application number: CN202120249788.5U
Authority: CN
Inventors: 陈文杰
Original assignee: Fuzhou Shunli Electrical Equipment Co ltd
Current assignee: Fuzhou Shunli Electrical Equipment Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-28
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a bearing structure for crane span structure, including two davits and backup pad, square inserting groove has all been seted up to the bottom of two davits, and the standing groove has all been seted up to the left and right sides of two square inserting groove inner walls, and the equal fixed mounting in inside of four standing grooves has latch mechanism, and the top cooperation of backup pad is used there is the crane span structure, and the front side at backup pad top and the equal fixed mounting in rear side have square grafting piece, and the surface of two square grafting pieces all pegs graft with the inside of square inserting groove. The utility model discloses a, through the cooperation that sets up davit, backup pad, square inserting groove, standing groove, latch mechanism, square dog, fixed block, extrusion spring, rhombus extrusion piece, crane span structure, square inserting piece, cavity, advancing mechanism, threaded rod, L shape propulsion piece, twist grip, constant head tank, spacing groove, stopper and screw thread through-hole, solved the poor problem of current supporting effect, this bearing structure for the crane span structure possesses the good advantage of supporting effect.

Description

Supporting structure for bridge frame

Technical Field

The utility model belongs to the technical field of the crane span structure, especially, relate to a bearing structure for crane span structure.

Background

The cable testing bridge divide into slot type cable testing bridge, tray formula cable testing bridge and ladder formula cable testing bridge, structure such as net crane span structure, by the support, the trailing arm becomes with installing annex etc. and can independently erect, also can lay on various building (structure) and piping lane support, embody simple structure, handsome in appearance, dispose characteristics such as flexibility and easy maintenance, all parts all need carry out the zinc-plating and handle, install the open-air crane span structure outside the building, if be in neighbouring seashore or belong to the corrosion zone, then the material must have anticorrosive, moisture resistance, adhesive force is good, the high rerum natura characteristics of impact strength.

Present crane span structure, in order to satisfy the market demand, generally all until how better anticorrosive and how more the person of facilitating the use these aspects optimize, often neglected the support that whether can be fine, present crane span structure has, anticorrosive effect is better and more the person of facilitating the use these useful parts, but have certain restriction, when normal use, the crane span structure generally all supports through the bolt, and expose in the outside, when receiving air oxidation, the damage phenomenon appears very easily, cause the supporting effect poor, the problem that prior art exists is: the supporting effect is poor.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides a bearing structure for crane span structure possesses the good advantage of supporting effect, has solved the poor problem of current supporting effect.

The utility model discloses a realize like this, a bearing structure for crane span structure, including two davits and backup pad, square inserting groove has all been seted up to the bottom of two davits, and the standing groove has all been seted up to the left and right sides of two square inserting groove inner walls, and the equal fixed mounting in inside of four standing grooves has latch mechanism, the top cooperation of backup pad is used there is the crane span structure, the front side at backup pad top and the equal fixed mounting in rear side have square grafting piece, and the surface of two square grafting pieces all pegs graft with the inside of square inserting groove, and the cavity has all been seted up to the inside of two square grafting pieces, and the equal fixed mounting in inside of two cavities has advancing mechanism, and the constant head tank has all been seted up to the left and right sides of two square grafting pieces.

As the utility model discloses it is preferred, the latch mechanism includes square dog, the surface of square dog and the inner wall sliding connection of standing groove, the left side fixed mounting of square dog has the fixed block, peg graft with the inside of constant head tank in the left side of fixed block, the right side fixed mounting of square dog has the extrusion spring, the right side of extrusion spring and the inner wall fixed connection of standing groove, the right side swing joint of square dog has the rhombus to extrude the piece, the right side of rhombus extrusion piece and the inner wall swing joint of standing groove, the rhombus extrusion piece is located the inside of extrusion spring.

As the utility model discloses it is preferred, advancing mechanism includes the threaded rod, the left side of threaded rod is connected with the inner wall rotation of cavity, the surface threaded connection of threaded rod has two L shape to advance the piece, and the one end that two L shape advance the piece and deviate from mutually all runs through the cavity and extends to the inside of constant head tank, the right side of threaded rod runs through the cavity and extends to the right side of backup pad, the right side fixed mounting of threaded rod has twist grip.

As the utility model discloses preferred, the spacing groove has all been seted up to the front side and the rear side of cavity inner wall, and the equal fixed mounting in front side and the rear side of two L shape propulsion pieces has the stopper, and four stoppers are kept away from the one end of L shape propulsion piece all with the inside sliding connection of spacing groove.

As the utility model discloses preferred, the screw thread through-hole has been seted up to the inside of L shape propulsion piece, the inside of screw thread through-hole and the surface threaded connection of threaded rod.

As the utility model discloses preferred, the top of square inserted block is the oblique angle, and the oblique angle is between ten degrees to forty-five degrees.

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

1. the utility model discloses a set up davit, backup pad, square inserting groove, standing groove, latch mechanism, square dog, fixed block, extrusion spring, rhombus extrusion piece, crane span structure, square inserting piece, cavity, advancing mechanism, threaded rod, L shape propulsion piece, twist grip, constant head tank, spacing groove, stopper and screw thread through-hole's cooperation and use, solved the poor problem of current supporting effect, this bearing structure for the crane span structure possesses the good advantage of supporting effect.

2. The utility model discloses a whole latch mechanism's power supply is realized to the fixed block atress, because of power can transmit, promote the power that promotes of rhombus extrusion piece through square dog in the fixed block atress, just so can realize giving the power of a deformation of extrusion spring, thereby squeeze into the inside of standing groove with the fixed block, just so can realize the grafting of square insertion piece and square insertion groove, after the completion of pegging graft, the effect of because of force is mutual, the extrusion spring also gives a same reaction force of fixed block, just so can realize the quick joint of fixed block and constant head tank, thereby realize preliminary support.

3. The utility model discloses a manpower rotation twist grip realizes whole advancing mechanism's power supply, because of power can transmit, drives two L shape propulsion pieces through the threaded rod and removes in rotation twist grip, just so can realize advancing the inside fixed block release of constant head tank with the card, makes the effect of installation better, realizes further support simultaneously.

4. The utility model discloses a set up the spacing groove, just so can realize advancing a front side and rear side fixed mounting's stopper sliding connection with L shape, just so can realize the position that fine restriction L shape advances the piece, make propulsive effect better.

5. The utility model discloses a set up the screw thread through-hole, and inside and the surface threaded connection of threaded rod, just so can realize that the effect of removal is better.

6. The utility model discloses a top of square grafting piece is the oblique angle, just so can make the grafting effect of square grafting piece and square inserting groove better, and the effect of installing simultaneously is also better.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a perspective view of a support plate provided in an embodiment of the present invention;

FIG. 3 is a detailed view of the latch mechanism provided in the embodiment of the present invention;

fig. 4 is a detailed view of the propulsion mechanism provided in the embodiment of the present invention.

In the figure: 1. hoisting a column; 2. a support plate; 3. a square insertion groove; 4. a placement groove; 5. a clamping mechanism; 501. a square stop block; 502. a fixed block; 503. a compression spring; 504. a rhombic extrusion block; 6. a bridge frame; 7. a square plug-in block; 8. a cavity; 9. a propulsion mechanism; 901. a threaded rod; 902. an L-shaped pusher block; 903. rotating the handle; 10. positioning a groove; 11. a limiting groove; 12. a limiting block; 13. a threaded through bore.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the embodiment of the utility model provides a pair of bearing structure for crane span structure, including two davits 1 and backup pad 2, square inserting groove 3 has all been seted up to the bottom of two davits 1, standing groove 4 has all been seted up to the left and right sides of 3 inner walls of two square inserting grooves, the equal fixed mounting in inside of four standing groove 4 has latch mechanism 5, the top cooperation of backup pad 2 is used there is the crane span structure 6, the equal fixed mounting in front side and the rear side at backup pad 2 tops has square grafting piece 7, the surface of two square grafting pieces 7 all pegs graft with the inside of square inserting groove 3, cavity 8 has all been seted up to the inside of two square grafting pieces 7, the equal fixed mounting in inside of two cavities 8 has advancing mechanism 9, constant head tank 10 has all been seted up to the left and right sides of two square grafting pieces 7.

Referring to fig. 3, the clamping mechanism 5 includes a square stopper 501, the outer surface of the square stopper 501 is slidably connected with the inner wall of the placement groove 4, the left side of the square stopper 501 is fixedly provided with a fixing block 502, the left side of the fixing block 502 is inserted into the positioning groove 10, the right side of the square stopper 501 is fixedly provided with an extrusion spring 503, the right side of the extrusion spring 503 is fixedly connected with the inner wall of the placement groove 4, the right side of the square stopper 501 is movably connected with a rhombic extrusion block 504, the right side of the rhombic extrusion block 504 is movably connected with the inner wall of the placement groove 4, and the rhombic extrusion block 504 is located inside the extrusion spring 503.

Adopt above-mentioned scheme: realize whole clamping mechanism 5's power supply through fixed block 502 atress, because of power can transmit, promote the power of pushing of rhombus extrusion piece 504 through square dog 501 in the atress of fixed block 502, just so can realize giving the power of a deformation of extrusion spring 503, thereby squeeze the inside of standing groove 4 with fixed block 502, just so can realize the grafting of square grafting piece 7 and square grafting groove 3, after the completion of pegging graft, because of the power effect mutual, extrusion spring 503 also gives fixed block 502 a same reaction force, just so can realize the quick joint of fixed block 502 and constant head tank 10, thereby realize preliminary support.

Referring to fig. 4, the pushing mechanism 9 includes a threaded rod 901, the left side of the threaded rod 901 is rotatably connected to the inner wall of the cavity 8, two L-shaped pushing blocks 902 are connected to the outer surface of the threaded rod 901 through threads, the ends of the two L-shaped pushing blocks 902, which face away from each other, all penetrate through the cavity 8 and extend into the positioning groove 10, the right side of the threaded rod 901 penetrates through the cavity 8 and extends to the right side of the supporting plate 2, and a rotating handle 903 is fixedly mounted on the right side of the threaded rod 901.

Adopt above-mentioned scheme: realize whole advancing mechanism 9's power supply through rotatory twist grip 903 of manpower, because of power can be transmitted, drive two L shape propulsion pieces 902 through threaded rod 901 and remove in rotatory twist grip 903, just so can realize advancing the inside fixed block 502 of constant head tank 10 with the card and release, make the effect of installation better, realize further support simultaneously.

Referring to fig. 4, the front side and the rear side of the inner wall of the cavity 8 are both provided with a limiting groove 11, the front side and the rear side of the two L-shaped pushing blocks 902 are both fixedly provided with limiting blocks 12, and one ends of the four limiting blocks 12 far away from the L-shaped pushing blocks 902 are both connected with the inner portion of the limiting groove 11 in a sliding manner.

Adopt above-mentioned scheme: through setting up spacing groove 11, just so can realize with L shape propulsion piece 902 front side and rear side fixed mounting's stopper 12 sliding connection, just so can realize fine restriction L shape propulsion piece 902's position, make propulsive effect better.

Referring to fig. 4, the inside of the L-shaped pushing block 902 is opened with a threaded through hole 13, and the inside of the threaded through hole 13 is threadedly coupled with the outer surface of the threaded rod 901.

Adopt above-mentioned scheme: through setting up screw through hole 13, and inside and threaded rod 901's surface threaded connection, just so can realize that the effect of removal is better.

Referring to fig. 2, the top of the square insertion block 7 is beveled, and the bevel angle is between ten degrees and forty-five degrees.

Adopt above-mentioned scheme: the top of the square plug-in block 7 is an oblique angle, so that the plug-in effect of the square plug-in block 7 and the square plug-in groove 3 is better, and the installation effect is better.

The utility model discloses a theory of operation:

when the clamping mechanism is used, firstly, the power source of the whole clamping mechanism 5 is realized through the stress of the fixed block 502, the force can be transmitted, the force for pushing the rhombic extrusion block 504 is pushed by the square stop block 501 while the fixed block 502 is stressed, so that the force for deforming the extrusion spring 503 can be realized, the fixed block 502 is extruded into the placing groove 4, so that the splicing of the square insertion block 7 and the square insertion groove 3 can be realized, after the splicing is finished, the action of the force is mutual, the extrusion spring 503 also gives the same reaction force to the fixed block 502, so that the quick clamping of the fixed block 502 and the positioning groove 10 can be realized, the primary support is realized, secondly, the power source of the whole pushing mechanism 9 is realized through the manual rotation of the rotating handle 903, and the force can be transmitted, drive two L shape propulsion piece 902 through threaded rod 901 in rotatory twist grip 903 and remove, just so can realize advancing the inside fixed block 502 of constant head tank 10 with the card and release, simultaneously through setting up spacing groove 11, just so can realize advancing the stopper 12 sliding connection of piece 902 front side and rear side fixed mounting with L shape, just so can realize fine restriction L shape propulsion piece 902's position, make propulsive effect better, make the effect of installation better, realize further support simultaneously, the top through square grafting piece 7 is the oblique angle at last, just so can make the grafting effect of square grafting piece 7 with square inserting groove 3 better, the effect of installation is also better simultaneously.

In summary, the following steps: this bearing structure for crane span structure through setting up davit 1, backup pad 2, square inserting groove 3, standing groove 4, latch mechanism 5, square dog 501, fixed block 502, extrusion spring 503, rhombus extrusion piece 504, crane span structure 6, square inserting piece 7, cavity 8, advancing mechanism 9, threaded rod 901, L shape propulsion piece 902, twist grip 903, constant head tank 10, spacing groove 11, stopper 12 and threaded through hole 13's cooperation use, has solved the current poor problem of support effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 bearing structure for crane span structure, includes two davits (1) and backup pad (2), its characterized in that: square inserting grooves (3) have all been seted up to the bottom of two davits (1), and standing groove (4) have all been seted up to the left and right sides of two square inserting grooves (3) inner wall, and the equal fixed mounting in inside of four standing groove (4) has latch mechanism (5), the top cooperation of backup pad (2) is used there is crane span structure (6), the equal fixed mounting in front side and the rear side at backup pad (2) top has square grafting piece (7), and the surface of two square grafting pieces (7) all pegs graft with the inside of square inserting groove (3), and cavity (8) have all been seted up to the inside of two square grafting pieces (7), and the equal fixed mounting in inside of two cavities (8) has advancing mechanism (9), and constant head tank (10) have all been seted up to the left and right sides of two square grafting pieces (7).

2. The support structure for a bridge frame of claim 1, wherein: clamping mechanism (5) are including square dog (501), the surface of square dog (501) and the inner wall sliding connection of standing groove (4), the left side fixed mounting of square dog (501) has fixed block (502), the left side of fixed block (502) is pegged graft with the inside of constant head tank (10), the right side fixed mounting of square dog (501) has extrusion spring (503), the right side of extrusion spring (503) and the inner wall fixed connection of standing groove (4), the right side swing joint of square dog (501) has rhombus extrusion piece (504), the right side of rhombus extrusion piece (504) and the inner wall swing joint of standing groove (4), rhombus extrusion piece (504) are located the inside of extrusion spring (503).

3. The support structure for a bridge frame of claim 1, wherein: the pushing mechanism (9) comprises a threaded rod (901), the left side of the threaded rod (901) is rotatably connected with the inner wall of the cavity (8), the outer surface of the threaded rod (901) is in threaded connection with two L-shaped pushing blocks (902), one ends, away from each other, of the two L-shaped pushing blocks (902) penetrate through the cavity (8) and extend to the inside of the positioning groove (10), the right side of the threaded rod (901) penetrates through the cavity (8) and extends to the right side of the supporting plate (2), and a rotating handle (903) is fixedly mounted on the right side of the threaded rod (901).

4. The support structure for a bridge frame of claim 3, wherein: spacing groove (11) have all been seted up to the front side and the rear side of cavity (8) inner wall, and the equal fixed mounting in front side and the rear side of two L shape propulsion piece (902) has stopper (12), and the one end that L shape propulsion piece (902) was kept away from in four stopper (12) all with the inside sliding connection of spacing groove (11).

5. The support structure for a bridge frame of claim 3, wherein: the L-shaped pushing block (902) is internally provided with a threaded through hole (13), and the inside of the threaded through hole (13) is in threaded connection with the outer surface of the threaded rod (901).

6. The support structure for a bridge frame of claim 1, wherein: the top of the square insertion block (7) is oblique, and the oblique angle is between ten degrees and forty-five degrees.