CN212641206U

CN212641206U - Assembled aluminum alloy guardrail

Info

Publication number: CN212641206U
Application number: CN202021224439.XU
Authority: CN
Inventors: 罗巧富
Original assignee: Longhuo Metal Products Jiaxing Co ltd
Current assignee: Longhorn Intelligent Tech Co Ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-03-02
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses an assembled aluminum alloy guardrail, which relates to the technical field of aluminum alloy guardrails. The side walls are jointly provided with two transverse bars, and the two placement cavities are provided with a fixing mechanism capable of fixing the two transverse bars. The two second lead screws are rotatably connected to the bottom of the two placement cavities, the lower ends of the two first lead screws are fixedly connected with a first bevel gear, and the upper ends of the two second lead screws are fixedly connected with a first bevel gear. Three bevel gears, two first lead screws are slidably connected with a first sliding plate near the upper end side wall. The utility model can replace the fixing of the vertical rod by the self-tapping screw, shorten the assembly time of the guardrail, and further improve the practicability of the device.

Description

Assembled aluminum alloy guardrail

Technical Field

The utility model relates to an assembled aluminum alloy guardrail technical field especially relates to an assembled aluminum alloy guardrail.

Background

Aluminum alloy guardrail adopts industrial aluminium, aluminum alloy guardrail need not the welding, screw joint and angle sign indicating number are connected, its node is tight seamless, safety and reliability, be rich in pleasing to the eye fashion not rusty, the long-lived good quality of green, will become safety envelope in people's life, decorate and keep apart an indispensable ideal product, current assembled aluminum alloy guardrail adopts thick angle connecting piece self tapping screw connection equipment installation mostly, install self tapping screw one by one and can waste a large amount of time, the practicality of device has been reduced, therefore, it solves above-mentioned problem to need to design an assembled aluminum alloy guardrail.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing an assembled aluminum alloy guardrail.

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

an assembled aluminum alloy guardrail comprises two symmetrically arranged support rods, wherein a placing cavity is arranged in each of the two support rods, two cross rods are arranged on the opposite side walls of the two support rods together, a fixing mechanism capable of fixing the two cross rods is arranged in the two placing cavities, the fixing mechanism comprises two first lead screws rotatably connected to the tops of the two placing cavities and two second lead screws rotatably connected to the bottoms of the two placing cavities, the lower ends of the two first lead screws are fixedly connected with first bevel gears, the upper ends of the two second lead screws are fixedly connected with third bevel gears, the two first lead screws are slidably connected with first sliding plates close to the side walls of the upper ends, the upper ends of the two first sliding plates are symmetrically and fixedly connected with two first limiting plates, the two second lead screws are slidably connected with second sliding plates close to the side walls of the lower ends, and the lower ends of the two second sliding plates are symmetrically and fixedly connected with two second limiting, two place the intracavity and all be equipped with the actuating mechanism that can drive first lead screw and second lead screw.

Preferably, actuating mechanism includes that fixed connection places the board of placing of chamber middle part inner wall, it rotates to be connected with the handle to place the board lateral wall, the handle is close to the fixed second bevel gear who cup joints with first bevel gear, third bevel gear meshing of the lateral wall of placing the board, bracing piece lateral wall fixedly connected with fixed plate, the fixed plate lateral wall is equipped with the fixed slot, fixed plate upper end threaded connection has fixing bolt, fixing bolt runs through bottom and fixed plate lower extreme in the fixed slot in proper order, the one end that the board was kept away from to the handle runs through bracing piece lateral wall and fixed plate lateral wall in proper order, the fixed slot inner wall communicates with the department of running through of fixed plate of handle.

Preferably, two openings are respectively arranged on the two sides of the lower end of the two support rods close to the two sides of the upper end, the two cross rods respectively penetrate through the inner walls of the two openings at the same height and are in sliding connection with the inner walls, and the lower ends of the two support rods are fixedly connected with the base.

Preferably, two the horizontal pole lateral wall all is equipped with the symmetry and has two spacing grooves, four the cross section of spacing groove is right trapezoid.

Preferably, the upper ends of the four first limiting plates and the upper ends of the four second limiting plates are provided with inclined planes matched with the limiting grooves.

Preferably, two the horizontal pole lateral wall all is equipped with a plurality of standing grooves, and is a plurality of the standing groove equidistance distributes, two the horizontal pole relative lateral wall is equipped with a plurality of montants jointly, and is a plurality of the montant upper end is laminated with the top in the standing groove that is located the same height respectively, and is a plurality of the montant lower extreme is laminated with the bottom in the standing groove that is located the same height respectively.

Preferably, a plurality of standing groove, a plurality of montant upper end and a plurality of montant lower extreme cross section are H type structure.

The utility model discloses in, following beneficial effect has:

1. the device is provided with a fixing mechanism and a driving mechanism, a handle is rotated, the handle drives a second bevel gear to rotate, the second bevel gear drives a first bevel gear to rotate, the first bevel gear drives a first lead screw to rotate, the first lead screw drives two first limiting plates to move upwards, the second bevel gear drives a third bevel gear to rotate, the third bevel gear drives a second lead screw to rotate, the second lead screw drives two second limiting plates to move downwards, when the upper end of the first limiting plate is contacted with the top part in a limiting groove of a transverse rod at the upper end, and the lower end of the second limiting plate is contacted with the bottom part in a limiting groove of a transverse rod at the lower end, the fixing of the two transverse rods can be completed, so that the assembling time is shortened, and the practicability of the device is improved;

2. this device horizontal pole lateral wall is provided with a plurality of standing grooves, and a plurality of montants can insert in the standing groove that two horizontal poles are relative, accomplish the equipment of montant to replace self tapping screw to the fixed of montant, further improved the practicality of device.

Drawings

Fig. 1 is a schematic structural view of an assembled aluminum alloy guardrail provided by the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of the structure at the B position of the assembled aluminum alloy guardrail provided by the present invention;

fig. 4 is the utility model provides a C department structure enlargements of assembled aluminum alloy guardrail.

In the figure: 1. the supporting rod, the base 2, the cross rod 3, the limiting groove 4, the placing cavity 5, the first bevel gear 6, the first lead screw 7, the first sliding plate 8, the first limiting plate 9, the second bevel gear 10, the fixing plate 11, the fixing groove 12, the fixing bolt 13, the handle 14, the placing groove 15, the placing plate 16, the opening 17, the vertical rod 18, the second lead screw 19, the third bevel gear 20, the second sliding plate 21 and the second limiting plate 22.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an assembled aluminum alloy guardrail, including two bracing pieces 1 that the symmetry set up, all be equipped with in two bracing pieces 1 and place chamber 5, the lateral wall that two bracing pieces 1 are relative is equipped with two horizontal poles 3 jointly, two bracing pieces 1 are close to the upper end both sides, opening 17 is established respectively to the lower extreme both sides, two horizontal poles 3 run through two opening 17 inner walls of two co-altitude respectively and rather than sliding connection, the equal fixedly connected with base 2 of two bracing pieces 1 lower extreme, two spacing grooves 4 are all established to two horizontal pole 3 lateral walls symmetrically, the cross section of four spacing grooves 4 is right trapezoid.

The two placing cavities 5 are internally provided with a fixing mechanism capable of fixing two cross rods 3, the fixing mechanism comprises two first lead screws 7 which are rotatably connected to the tops of the two placing cavities 5 and two second lead screws 19 which are rotatably connected to the bottoms of the two placing cavities 5, the lower ends of the two first lead screws 7 are fixedly connected with first bevel gears 6, the upper ends of the two second lead screws 19 are fixedly connected with third bevel gears 20, the side walls of the two first lead screws 7 close to the upper ends are respectively and slidably connected with first sliding plates 8, the upper ends of the two first sliding plates 8 are respectively and symmetrically and fixedly connected with two first limiting plates 9, the side walls of the two second lead screws 19 close to the lower ends are respectively and slidably connected with second sliding plates 21, the lower ends of the two second sliding plates 21 are respectively and fixedly connected with two second limiting plates 22, and the upper ends of the four first limiting plates 9 and the four second limiting plates 22, two crossbars 3 can be fixed.

The two placing cavities 5 are respectively provided with a driving mechanism capable of driving the first lead screw 7 and the second lead screw 19, the driving mechanism comprises a placing plate 16 fixedly connected with the inner wall of the middle part of the placing cavity 5, the side wall of the placing plate 16 is rotatably connected with a handle 14, the side wall of the handle 14 close to the placing plate 16 is fixedly sleeved with a second bevel gear 10 meshed with the first bevel gear 6 and a third bevel gear 20, the side wall of the supporting rod 1 is fixedly connected with a fixing plate 11, the side wall of the fixing plate 11 is provided with a fixing groove 12, the upper end of the fixing plate 11 is in threaded connection with a fixing bolt 13, the two fixing bolts 13 can increase or decrease the pressure of the upper end and the lower end of the fixing plate 11 on the side wall of the handle 14, so as to fix or loosen the handle 14, the fixing bolt 13 sequentially penetrates through the bottom part in the fixing groove 12 and the lower end, the inner wall of the fixing groove 12 is communicated with the penetrating part of the handle 14 penetrating the fixing plate 11.

The utility model discloses in, 3 lateral walls of two horizontal poles all are equipped with a plurality of standing

grooves

15, 15 equidistance distributions of a plurality of standing grooves, 3 relative lateral walls of two horizontal poles are equipped with a plurality of montants 18 jointly, 18 upper ends of a plurality of montants respectively with be located the 15 interior top laminatings of standing groove of same height, 18 lower extremes of a plurality of montants respectively with be located the 15 interior bottom laminatings of standing groove of same height, a plurality of standing

grooves

15, 18 upper ends of a plurality of montants and 18 lower extreme cross sections of a plurality of montants are H type structure, replace bolt and nut to carry out fixed connected mode to montant 18 and horizontal pole 3, make the equipment better convenience.

In the initial state, the two fixed plates 11 are located at the upper and lower ends of the two fixed slots 12 and close to each other, the two first sliding plates 8 are located at the lower end positions of the two first lead screws 7, respectively, and the two second sliding plates 21 are located at the upper end positions of the two second lead screws 19, respectively.

When the guardrail needs to be assembled, the lower ends of a plurality of vertical rods 18 are inserted into the corresponding placing grooves 15 of the cross rods 3, the upper ends of the plurality of vertical rods 18 are inserted into the corresponding placing grooves 15 of the other cross rod 3, one ends of the two cross rods 3 respectively extend into the placing cavity 5 through two openings 17 in the same vertical direction, the fixing bolts 13 are unscrewed, the handle 14 is rotated, the handle 14 drives the second bevel gear 10 to rotate, the second bevel gear 10 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the first lead screw 7 to rotate, the first lead screw 7 drives the first sliding plate 8 to move upwards, the first sliding plate 8 drives the two first limiting plates 9 to move upwards, when the upper end of the first limiting plate 9 on the right side contacts the top of the limiting groove 4 of the cross rod 3 on the upper end, the handle 14 stops rotating, the fixing bolts 13 are screwed, the upper ends and the lower ends of the two fixing plates 11 on the two fixing grooves 12 are close, pressure is applied to the side wall of the handle 14 to tighten and fix the handle 14.

In the process of rotating the second bevel gear 10, the second bevel gear 10 drives the third bevel gear 20 to rotate, the third bevel gear 20 drives the second sliding plate 21 to move downwards, the second sliding plate 21 drives the two second limiting plates 22 to move downwards, and when the handle 14 stops rotating, the lower end of the second limiting plate 22 on the right side contacts with the bottom in the limiting groove 4 of the lower end cross rod 3.

And then the other ends of the two cross rods 3 extend into the placing cavity 5 of the other support rod 1 through two openings in the unified vertical direction respectively, the other handle 14 is rotated, the handle 14 drives the second bevel gear 10 to rotate, the second bevel gear 10 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the first lead screw 7 to rotate, the first lead screw 7 drives the first sliding plate 8 to move upwards, the first sliding plate 8 drives the two first limiting plates 9 to move upwards, when the upper end of the first limiting plate 9 on the left side contacts with the top in the limiting groove 4, the handle 14 stops rotating, the upper ends and the lower ends of the two fixed plates 11 located in the two fixed grooves 12 are close to each other, pressure is generated on the side wall of the handle 14, the handle 14 is fastened and fixed, then the two cross rods 3 are fixed, and finally the assembly of the guardrail is completed.

In the process of rotating the second bevel gear 10, the second bevel gear 10 drives the third bevel gear 20 to rotate, the third bevel gear 20 drives the second sliding plate 21 to move downwards, the second sliding plate 21 drives the two second limiting plates 22 to move downwards, and when the handle 14 stops rotating, the lower end of the second limiting plate 22 on the left side contacts with the bottom in the limiting groove 4 of the lower end cross rod 3.

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. An assembled aluminum alloy guardrail comprises two symmetrically arranged support rods (1), and is characterized in that two support rods (1) are internally provided with a placing cavity (5), two opposite side walls of the two support rods (1) are jointly provided with two cross rods (3), two fixing mechanisms capable of fixing the two cross rods (3) are arranged in the two placing cavities (5), each fixing mechanism comprises two first lead screws (7) which are rotatably connected to the tops of the two placing cavities (5) and two second lead screws (19) which are rotatably connected to the bottoms of the two placing cavities (5), the lower ends of the two first lead screws (7) are fixedly connected with first bevel gears (6), the upper ends of the two second lead screws (19) are fixedly connected with third bevel gears (20), and the side walls of the two first lead screws (7) close to the upper ends are slidably connected with first sliding plates (8), two equal symmetrical fixedly connected with two first limiting plate (9) in first sliding plate (8) upper end, two second lead screw (19) are close to equal sliding connection of lower extreme lateral wall and have second sliding plate (21), two symmetrical fixedly connected with two second limiting plate (22) of second sliding plate (21) lower extreme, two place and all be equipped with the actuating mechanism that can drive first lead screw (7) and second lead screw (19) in chamber (5).

2. The assembled aluminum alloy guardrail according to claim 1, wherein the driving mechanism comprises a placing plate (16) fixedly connected to the inner wall of the middle part of the placing cavity (5), the side wall of the placing plate (16) is rotatably connected with a handle (14), the side wall of the handle (14) close to the placing plate (16) is fixedly sleeved with a second bevel gear (10) meshed with the first bevel gear (6) and the third bevel gear (20), the side wall of the supporting rod (1) is fixedly connected with a fixing plate (11), the side wall of the fixing plate (11) is provided with a fixing groove (12), the upper end of the fixing plate (11) is in threaded connection with a fixing bolt (13), the fixing bolt (13) sequentially penetrates through the inner bottom of the fixing groove (12) and the lower end of the fixing plate (11), one end of the handle (14) far away from the placing plate (16) sequentially penetrates through the outer side wall of the supporting rod (1) and the side wall, the inner wall of the fixing groove (12) is communicated with the penetrating position of the handle (14) penetrating through the fixing plate (11).

3. The assembled aluminum alloy guardrail according to claim 1, wherein two openings (17) are respectively formed on two sides of the two support rods (1) close to the upper end and two sides of the lower end, the two cross rods (3) respectively penetrate through the inner walls of the two openings (17) at the same height and are slidably connected with the inner walls, and the lower ends of the two support rods (1) are fixedly connected with the base (2).

4. The assembled aluminum alloy guardrail according to claim 3, wherein two limiting grooves (4) are symmetrically arranged on the side walls of the two cross bars (3), and the cross sections of the four limiting grooves (4) are all right-angled trapezoids.

5. The assembled aluminum alloy guardrail according to claim 4, wherein the upper ends of the four first limiting plates (9) and the four second limiting plates (22) are provided with inclined surfaces matched with the limiting grooves (4).

6. The assembled aluminum alloy guardrail according to claim 1, wherein a plurality of placing grooves (15) are formed in the side walls of the two cross bars (3), the placing grooves (15) are distributed equidistantly, a plurality of vertical bars (18) are jointly arranged on the opposite side walls of the two cross bars (3), the upper ends of the vertical bars (18) are respectively attached to the top of the placing grooves (15) at the same height, and the lower ends of the vertical bars (18) are respectively attached to the bottom of the placing grooves (15) at the same height.

7. The assembled aluminum alloy guardrail according to claim 6, wherein the cross sections of the plurality of placing grooves (15), the upper ends of the plurality of vertical rods (18) and the lower ends of the plurality of vertical rods (18) are H-shaped structures.