CN212162668U - Assembled ladder-type bridge - Google Patents

Abstract

The utility model discloses an assembled trapezoidal crane span structure, including two trapezoidal boards, two the symmetry sets up, two around the trapezoidal board is trapezoidal board roof sliding connection has same first mounting panel, two trapezoidal board diapire sliding connection has same second mounting panel, two trapezoidal board lateral wall central point puts in opposite directions one side and has seted up the spacing groove, the spacing groove runs through both sides wall around its corresponding one side trapezoidal board. The utility model discloses, for detachable structural design, the work of dismantling that can its own great degree, the practical application value is not high, adopts the screw rod to connect reinforcing mechanism, and is provided with two nut fastening device in the screw rod junction, possesses certain equipment back structure steadiness to the slip stop gear of both sides about being provided with does benefit to the metal sheet of both sides about the slip limit connection, does benefit to the dismantlement equipment that carries out the integrated equipment.

Description

Assembled ladder-type bridge

Technical Field

The utility model relates to a ladder crane span structure technical field especially relates to an assembled ladder crane span structure.

Background

The cable bridge is divided into structures such as a groove type cable bridge, a tray type cable bridge, a ladder type cable bridge, a grid bridge and the like, and is composed of a support, a supporting arm, an installation accessory and the like. Can be independently erected and also can be laid on various buildings and pipe rack supports, and has the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like.

At present, the crane span structure kind is extensive, wherein includes the ladder crane span structure, and current ladder crane span structure is mostly fixed knot to be constructed, and it is itself undetachable, and the dismantlement degree of part detachable ladder crane span structure is limited, and the practical application value is not high, lacks the ladder crane span structure of the high assemblability of dismantlement degree, and needs possess certain post-assembly structure steadiness, need do benefit to simultaneously and dismantle the equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an assembled ladder-type bridge.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an assembled ladder-type bridge frame comprises two ladder-shaped plates, wherein the two ladder-shaped plates are symmetrically arranged in the front and back direction, the top walls of the two ladder-shaped plates are slidably connected with a first mounting plate, the bottom walls of the two ladder-shaped plates are slidably connected with a second mounting plate, the central positions of the side walls of one opposite side of the two ladder-shaped plates are provided with limiting grooves, the limiting grooves penetrate through the front and back two side walls of the corresponding ladder-shaped plate, the two limiting grooves are in threaded connection with a same threaded rod, the front and back symmetrical threads of the threaded rod are connected with two groups of nuts, each group of nuts are positioned on the front and back sides of the corresponding ladder-shaped plate and are symmetrically arranged, the middle positions of the upper and lower side walls of the ladder-shaped plates are provided with first limiting chutes, the inner bottom walls of the first limiting chutes are, the connecting strip is close to threaded rod one side lateral wall fixedly connected with spacing, a first recess, two second recesses, a third recess have been seted up between trapezoidal plate front and back both sides wall.

As a further description of the above technical solution:

the first groove, the second groove and the third groove are strip-shaped grooves, and are arranged in a trapezoidal shape on the trapezoidal plate on the same side as the first groove, the second grooves and the third groove on the corresponding trapezoidal plate.

As a further description of the above technical solution:

the two second grooves are located on two sides, the first groove is located on the upper side, and the third groove is located on the lower side.

As a further description of the above technical solution:

every two of group nut lateral wall sliding connection in opposite directions has its one side lateral wall that corresponds one side trapezoidal plate, the width of nut is greater than the width of spacing groove.

As a further description of the above technical solution:

the connecting strip is connected in the first limiting sliding groove and the second limiting sliding groove on one corresponding side of the connecting strip in a sliding mode, and the limiting strip is connected in the second limiting sliding groove on one corresponding side of the connecting strip in a sliding mode.

As a further description of the above technical solution:

the width of the limiting strip is greater than that of the first limiting sliding groove.

The utility model discloses following beneficial effect has:

compared with the prior art, assembled ladder crane span structure, for detachable structural design, the work of dismantling that can great degree itself, the practical application value is not high, adopts screw rod to connect reinforcing mechanism, and is provided with two nut fastening device in the screw rod junction, possesses certain post-assembly structure steadiness to be provided with the slip stop gear of both sides from top to bottom, do benefit to the metal sheet of both sides about the slip spacing connection, do benefit to the dismantlement equipment that carries out the integrated device.

Drawings

Fig. 1 is a schematic side view of an assembled ladder rack according to the present invention;

fig. 2 is a front view of an assembled ladder rack according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 of an assembled ladder assembly according to the present invention.

Illustration of the drawings:

1. a trapezoidal plate; 2. a first mounting plate; 3. a second mounting plate; 4. a limiting groove; 5. a threaded rod; 6. a nut; 7. a first groove; 8. a second groove; 9. a third groove; 10. a first limiting chute; 11. a second limiting chute; 12. a connecting strip; 13. and (5) a limiting strip.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an assembled ladder-type bridge frame comprises two ladder-type plates 1, wherein the two ladder-type plates 1 are symmetrically arranged front and back, the top walls of the two ladder-type plates 1 are slidably connected with a first mounting plate 2, the bottom walls of the two ladder-type plates 1 are slidably connected with a second mounting plate 3, limiting grooves 4 are formed in the central positions of the side walls of one opposite side of the two ladder-type plates 1, the limiting grooves 4 penetrate through the front side wall and the back side wall of the corresponding ladder-type plate 1, the two limiting grooves 4 are in threaded connection with a threaded rod 5, the threaded rod 5 is in a detachable design, the front side and the back of the threaded rod 5 are in threaded connection with two groups of nuts 6, each group of nuts 6 are symmetrically arranged on the front side and the back side wall of the corresponding ladder-type plate 1, a first limiting chute 10 is formed in the middle position of the upper side wall and the lower side wall of the ladder-type, the side wall of the connecting strip 12 close to one side of the threaded rod 5 is fixedly connected with a limiting strip 13, and a first groove 7, two second grooves 8 and a third groove 9 are formed between the front side wall and the rear side wall of the trapezoidal plate 1 to play a role in ventilation.

The first groove 7, the second groove 8 and the third groove 9 are strip-shaped grooves, the first groove 7, the second groove 8 and the third groove 9 on one trapezoidal plate 1 are arranged in a trapezoidal shape on the trapezoidal plate 1 on one corresponding side, the two second grooves 8 are arranged on two sides, the first groove 7 is arranged on the upper side, the third groove 9 is arranged on the lower side, the side wall of one side of each group of two nuts 6 opposite to each other is slidably connected with the side wall of one side of the trapezoidal plate 1 corresponding to the corresponding side, the width of the nut 6 is larger than that of the limiting groove 4, the limiting function of the threaded rod 5 is achieved, the connecting strip 12 is slidably connected in the first limiting chute 10 and the second limiting chute 11 on one corresponding side, the limiting strip 13 is slidably connected in the second limiting chute 11 on one corresponding side, the first mounting plate 2 and the second mounting plate 3 can be pulled to be drawn out from the device body for disassembly or be slid into the device body for installation, the width of spacing strip 13 is greater than the width of first spacing spout 10, has played the limiting displacement to first mounting panel 2 and second mounting panel 3.

The working principle is as follows: the device body adopts a detachable structure design, the connecting strip 12 is connected in the first limiting sliding groove 10 and the second limiting sliding groove 11 on the corresponding side in a sliding way, the limiting strip 13 is connected in the second limiting sliding groove 11 on the corresponding side in a sliding way, the side walls of the opposite sides of the first mounting plate 2 and the second mounting plate 3 are fixedly connected with connecting strips 12 in a front-back symmetrical manner, the side wall of the connecting strip 12 close to the threaded rod 5 is fixedly connected with a limiting strip 13, the first mounting plate 2 and the second mounting plate 3 can be pulled to be drawn out of the device body or be slid into the device body for mounting, and the width of the limiting strip 13 is larger than that of the first limiting chute 10, so that the limiting function on the first mounting plate 2 and the second mounting plate 3 is realized, can twist threaded rod 5 and take out it in by two spacing grooves 4 and four nuts 6, accomplish threaded rod 5's dismantlement work, can twist threaded rod 5 back the spacing fixed equipment work of accomplishing the device body like the same.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides an assembled trapezoidal crane span structure, includes two trapezoidal boards (1), its characterized in that: the two trapezoidal plates (1) are symmetrically arranged front and back, the top wall of the two trapezoidal plates (1) is slidably connected with the same first mounting plate (2), the bottom wall of the two trapezoidal plates (1) is slidably connected with the same second mounting plate (3), the two trapezoidal plates (1) are oppositely arranged at the center of one side wall, a limiting groove (4) is formed in the center, penetrates through the front side wall and the back side wall of the corresponding trapezoidal plate (1), the two limiting grooves (4) are in threaded connection with the same threaded rod (5), the front side wall and the back side wall of the threaded rod (5) are in threaded connection with two groups of nuts (6), each group of nuts (6) are symmetrically arranged at the front side and the back side of the corresponding trapezoidal plate (1), a first limiting sliding groove (10) is formed in the middle position of the upper side wall and the lower side wall of the trapezoidal plate (1), a second limiting sliding groove (, first mounting panel (2) and second mounting panel (3) are symmetrical fixedly connected with connecting strip (12) around being to one side lateral wall in opposite directions, connecting strip (12) are close to threaded rod (5) one side lateral wall fixedly connected with spacing (13), a first recess (7), two second recess (8), a third recess (9) have been seted up between the both sides wall around trapezoidal plate (1).

2. The modular ladder of claim 1, wherein: first recess (7), second recess (8), third recess (9) are the bar groove, with on trapezoidal plate (1) a first recess (7), two second recesses (8), a third recess (9) are located and are the trapezoidal form setting on trapezoidal plate (1) of one side is corresponded to it.

3. An assembled ladder as defined in claim 2, wherein: the two second grooves (8) are positioned on two sides, the first groove (7) is positioned on the upper side, and the third groove (9) is positioned on the lower side.

4. The modular ladder of claim 1, wherein: every two of group nut (6) one side lateral wall sliding connection in opposite directions has its one side trapezoidal plate (1) that corresponds one side to correspond a side lateral wall, the width of nut (6) is greater than the width of spacing groove (4).

5. The modular ladder of claim 1, wherein: the connecting strip (12) is connected in the first limiting sliding groove (10) and the second limiting sliding groove (11) on one corresponding side of the connecting strip in a sliding mode, and the limiting strip (13) is connected in the second limiting sliding groove (11) on one corresponding side of the connecting strip in a sliding mode.

6. The modular ladder of claim 1, wherein: the width of the limiting strip (13) is greater than that of the first limiting sliding groove (10).

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