CN211113120U

CN211113120U - Bailey piece combination pylon

Info

Publication number: CN211113120U
Application number: CN201921818642.7U
Authority: CN
Inventors: 王胜利
Original assignee: Bailey Road And Bridge Equipment Suzhou Co ltd
Current assignee: Bailey Road And Bridge Equipment Suzhou Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-28
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a beret combination pylon, including ejector pin and sill bar, fixedly connected with bracing piece and support frame between ejector pin and sill bar, the lower extreme of sill bar is fixed with the cutting, the upper end of ejector pin is equipped with and cuts cutting complex spacing groove, be equipped with the round cavity in the cutting, the both sides in round cavity all are equipped with the bar chamber, be equipped with drive mechanism in the round cavity, the bar intracavity is equipped with the locking mechanism who is connected with drive mechanism, the ejector pin all is fixed with the plug with the one end of sill bar, the ejector pin is equipped with the slot with plug complex with the other end of sill bar, the lateral wall of bracing piece is equipped with the bar groove, the bar inslot is equipped with stop gear. The utility model discloses it is rational in infrastructure, can not install with the help of quick completion under the circumstances of external mounting tool to overall stability is good.

Description

Bailey piece combination pylon

Technical Field

The utility model relates to a bailey piece technical field especially relates to a bailey piece combination pylon.

Background

Bailey pieces, also known as Bailey frames, Bailey beams or trusses, were invented by an England engineer during the second war to address the need for rapid bridge erection during the war and are named after the name. The bridge girder erection device can be used for highway bridges, assembled portal cranes, guide beams, bridge girder erection machines, hanging baskets and the like.

The existing connection between the beret sheets usually adopts a mode of multiple bolt fastening, the installation speed is slow, the installation is carried out by means of tools, and the stability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the beret composite tower that proposes, it can be without the help of quick completion installation under the circumstances of external mounting tool to overall stability is good.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a beret combination pylon, includes ejector pin and sill bar, fixedly connected with bracing piece and support frame between ejector pin and sill bar, the lower extreme of sill bar is fixed with the cutting, the upper end of ejector pin be equipped with cutting complex spacing groove, be equipped with the round cavity in the cutting, the both sides in round cavity all are equipped with the bar chamber, be equipped with drive mechanism in the round cavity, the bar intracavity is equipped with the locking mechanism who is connected with drive mechanism, the ejector pin all is fixed with the plug with the one end of sill bar, the ejector pin is equipped with plug complex slot with the other end of sill bar, the lateral wall of bracing piece is equipped with the bar groove, the bar inslot is equipped with stop gear.

Preferably, the transmission mechanism comprises a rotating rod rotatably connected to the top of the circular cavity, a first bevel gear is fixed at the lower end of the rotating rod, telescopic rods are rotatably connected to the inner walls, opposite to the circular cavity, of the circular cavity, a second bevel gear matched with the first bevel gear is fixed at the bottom end of each telescopic rod, and a driving mechanism connected with the rotating rod is arranged at the upper end of the bottom rod.

Preferably, the driving mechanism comprises a groove arranged at the upper end of the bottom rod, and the upper end of the rotating rod extends into the groove and is fixed with a knob.

Preferably, locking mechanism is including setting up the bolt in the bar intracavity, the flexible end of telescopic link extend to the bar intracavity and with bolt one end fixed connection, the other end of bolt runs through the bar intracavity, the relative inner wall of spacing groove all is equipped with the thread groove with bolt threaded connection.

Preferably, stop gear is including rotating the double threaded rod of connection between the upper and lower inner wall of bar inslot, double threaded rod's both sides threaded connection has the slider respectively, the lateral wall and the bar inslot wall sliding connection of slider, two the lateral wall that the slider was carried on the back mutually all is fixed with the gag lever post, the end of gag lever post runs through the bar groove and extends to in the slot, the lateral wall of plug be equipped with gag lever post complex jack.

Preferably, a handle is fixed at the middle part of the double-end threaded rod.

Compared with the prior art, the utility model, its beneficial effect does:

1. through setting up the cutting at the sill bar lower extreme, set up the spacing groove on the ejector pin, set up drive mechanism and locking mechanism in the cutting, can insert the cutting in the slot, two bailey pieces's butt joint about rethread actuating mechanism can accomplish, and the butt joint is quick.

2. Through set up stop gear in the bar inslot at the bracing piece, when butt joint about two bailey pieces going on, only need insert the slot of another bailey piece with the plug of one of them bailey piece, lock through stop gear at last, overall stability is high.

Drawings

Fig. 1 is a schematic connection diagram of a beret composite tower according to the present invention;

fig. 2 is a schematic front view of a beret composite tower according to the present invention;

fig. 3 is an enlarged schematic view of a structure at a position a of the beret composite tower provided by the present invention.

In the figure: the device comprises a top rod 1, a support rod 2, a support frame 3, a bottom rod 4, a plug 5, an inserting strip 6, a knob 7, a limiting rod 8, a sliding block 9, a double-threaded rod 10, a strip-shaped groove 11, a slot 12, a bolt 13, a strip-shaped cavity 14, a rotating rod 15, a first bevel gear 16, a second bevel gear 17, a circular cavity 18, a telescopic rod 19, a limiting groove 20 and a thread groove 21.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, a beret combined tower comprises a top rod 1 and a bottom rod 4, a support rod 2 and a support frame 3 are fixedly connected between the top rod 1 and the bottom rod 4, a cutting 6 is fixed at the lower end of the bottom rod 4, a limiting groove 20 matched with the cutting 6 is arranged at the upper end of the top rod 1, a round cavity 18 is arranged in the cutting 6, strip-shaped cavities 14 are arranged at both sides of the round cavity 18, a transmission mechanism is arranged in the round cavity 18 and comprises a rotating rod 15 rotatably connected to the top in the round cavity 18, a first bevel gear 16 is fixed at the lower end of the rotating rod 15, a telescopic rod 19 is rotatably connected to the inner wall opposite to the round cavity 18, a second bevel gear 17 matched with the first bevel gear 16 is fixed at the bottom end of the telescopic rod 19, a driving mechanism connected with the rotating rod 15 is arranged at the upper end of the bottom rod 4, the driving mechanism comprises a groove arranged at the upper end of the bottom rod 4, the upper, the inserting strip 6 of the upper Bailey piece bottom rod 4 is inserted into the limiting groove 20 of the lower Bailey piece top rod 1, then the knob is rotated to drive the rotating rod 15 to rotate, the rotating rod 15 drives the first bevel gear 16 to rotate, and the first bevel gear 16 drives the two second bevel gears 17 to rotate.

Be equipped with the locking mechanism who is connected with drive mechanism in bar chamber 14, locking mechanism is including setting up bolt 13 in bar chamber 14, telescopic link 19's flexible end extend to bar chamber 14 in and with bolt 13 one end fixed connection, bolt 13's the other end runs through bar chamber 14, the relative inner wall of spacing groove 20 all is equipped with thread groove 21 with bolt 13 threaded connection, because telescopic link 19 is inside to be sliding connection, second bevel gear 17 drives bolt 13 through telescopic link 19 and rotates, bolt 13 is gone out bar chamber 14 and is gone into the thread groove 21 and accomplish concatenation from top to bottom soon.

Ejector pin 1 all is fixed with plug 5 with the one end of sill bar 4, ejector pin 1 is equipped with plug 5 complex slot 12 with the other end of sill bar 4, the lateral wall of bracing piece 2 is equipped with bar groove 11, be equipped with stop gear in the bar groove 11, stop gear is including rotating the double threaded rod 10 of connecting between bar groove 11 upper and lower inner wall, threaded connection has slider 9 respectively in the both sides of double threaded rod 10, slider 9's lateral wall and bar groove 11 inner wall sliding connection, the lateral wall that two sliders 9 carried on the back mutually all is fixed with gag lever post 8, the end of gag lever post 8 runs through bar groove 11 and extends to in slot 12, plug 5's lateral wall is equipped with the jack with 8 complex of gag lever post, the middle part of double threaded rod 10 is fixed with the handle, be convenient for rotate double threaded rod.

In the utility model, when the Bailey pieces are spliced up and down, the inserting strips 6 of the bottom rod 4 of the upper Bailey piece are only needed to be inserted into the limiting grooves 20 of the ejector rods 1 of the lower Bailey piece, then the knob is rotated to drive the rotating rod 15 to rotate, the rotating rod 15 drives the first bevel gear 16 to rotate, the first bevel gear 16 drives the two second bevel gears 17 to rotate, and the bolts 13 are screwed out of the bar-shaped cavities 14 and screwed into the thread grooves 21 to complete the up-and-down splicing because the inside of the telescopic rods 19 is in sliding connection, the second bevel gears 17 drive the bolts 13 to rotate through the telescopic rods 19; when carrying out the concatenation about, only need insert two slots 12 of left side bailey piece with two plugs 5 of the bailey piece on right side, rotate double-threaded rod 10 again, because the screw thread opposite direction at double-threaded rod 10 both sides drives two sliders 9 and slides mutually to accomplish spacingly in the jack on propping into plug 5 with two gag lever posts 8, the concatenation is fast, and whole relative bolt structure is more firm.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A beret combined tower comprises a top rod (1) and a bottom rod (4), and is characterized in that a support rod (2) and a support frame (3) are fixedly connected between the top rod (1) and the bottom rod (4), an inserting strip (6) is fixed at the lower end of the bottom rod (4), a limiting groove (20) matched with the inserting strip (6) is arranged at the upper end of the top rod (1), a round cavity (18) is arranged in the inserting strip (6), strip-shaped cavities (14) are arranged on two sides of the round cavity (18), a transmission mechanism is arranged in the round cavity (18), a locking mechanism connected with the transmission mechanism is arranged in the strip-shaped cavity (14), a plug (5) is fixed at one end of the top rod (1) and one end of the bottom rod (4), a slot (12) matched with the plug (5) is arranged at the other end of the top rod (1) and the bottom rod (4), a strip-shaped groove (11) is arranged on the side wall of the support rod (, and a limiting mechanism is arranged in the strip-shaped groove (11).

2. The beret combined tower frame according to claim 1, wherein the transmission mechanism comprises a rotating rod (15) rotatably connected to the inner top of a circular cavity (18), a first bevel gear (16) is fixed to the lower end of the rotating rod (15), telescopic rods (19) are rotatably connected to the inner walls of the circular cavity (18) opposite to each other, a second bevel gear (17) matched with the first bevel gear (16) is fixed to the bottom end of each telescopic rod (19), and a driving mechanism connected with the rotating rod (15) is arranged at the upper end of the bottom rod (4).

3. Beret combined tower according to claim 2, characterized in that the driving mechanism comprises a groove arranged at the upper end of the bottom rod (4), the upper end of the rotating rod (15) extends into the groove and is fixed with a knob (7).

4. A beret composite tower according to claim 2, wherein the locking mechanism comprises a bolt (13) disposed in the bar-shaped cavity (14), the telescopic end of the telescopic rod (19) extends into the bar-shaped cavity (14) and is fixedly connected with one end of the bolt (13), the other end of the bolt (13) penetrates through the bar-shaped cavity (14), and the opposite inner walls of the limiting grooves (20) are provided with thread grooves (21) in threaded connection with the bolt (13).

5. The beret combined tower frame according to claim 1, wherein the limiting mechanism comprises a double-threaded rod (10) rotatably connected between an upper inner wall and a lower inner wall of a strip-shaped groove (11), two sides of the double-threaded rod (10) are respectively in threaded connection with a sliding block (9), the side wall of each sliding block (9) is in sliding connection with the inner wall of the strip-shaped groove (11), limiting rods (8) are fixed on the opposite side walls of the two sliding blocks (9), the tail ends of the limiting rods (8) penetrate through the strip-shaped groove (11) and extend into slots (12), and jacks matched with the limiting rods (8) are formed in the side walls of the plugs (5).

6. A beret combined tower according to claim 5, characterized in that a handle is fixed in the middle of the double-threaded rod (10).