CN210217348U

CN210217348U - Road bridge construction enclosure structure

Info

Publication number: CN210217348U
Application number: CN201921015183.9U
Authority: CN
Inventors: Xu Deng; 邓谞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-31
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a road bridge construction enclosure structure, including the enclosure guardrail, the bottom fixed mounting of enclosure guardrail has the base, the equal fixed mounting in bottom both sides of base has the chassis, and has seted up the cavity on the base, has seted up first through-hole on one side inner wall of cavity, and fixed cover is equipped with the bearing in the first through-hole, and the inner circle internal fixation cover of bearing is equipped with the connecting rod, and the one end of connecting rod extends to in the cavity and rotates the installation with the opposite side inner wall of cavity, and outside the other end of connecting rod extended to the base, fixed cover is equipped with two first bevel gear that lie in the cavity inside on the connecting rod, and two first bevel gear all engaged with second bevel gear with one side. The utility model discloses simple structure, convenient operation is convenient for place the enclosure guardrail firm on ground, prevents that the enclosure guardrail from empting because wind blows or other things collide, reduces the risk, satisfies the user demand.

Description

Road bridge construction enclosure structure

Technical Field

The utility model relates to an enclosure technical field especially relates to a road bridge construction enclosure structure.

Background

Along with socio-economic development, the footstep of urbanization process is more and more fast, the enclosure wall is widely used for the construction site, at first dig out the foundation ditch in the construction process of building, in order to prevent the emergence of the phenomenon of dropping, set up the enclosure guardrail at the edge of foundation ditch usually and protect, current enclosure guardrail is not convenient for fix the edge at the foundation ditch, general enclosure guardrail is directly placed subaerial, easy emergence is emptyd when meetting the collision of blowing or other things, if personnel stand beside the enclosure guardrail, the phenomenon that can appear pounding the workman, danger is higher, in order to solve this problem, therefore we have proposed a road bridge construction enclosure structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a road and bridge construction enclosing wall structure.

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

a road and bridge construction enclosure structure comprises an enclosure guardrail, wherein a base is fixedly arranged at the bottom of the enclosure guardrail, chassis are fixedly arranged on two sides of the bottom of the base, a cavity is formed in the base, a first through hole is formed in the inner wall of one side of the cavity, a bearing is fixedly sleeved in the first through hole, a connecting rod is fixedly sleeved in the inner ring of the bearing, one end of the connecting rod extends into the cavity and is rotatably installed with the inner wall of the other side of the cavity, the other end of the connecting rod extends out of the base, two first bevel gears located in the cavity are fixedly sleeved on the connecting rod, a second bevel gear is meshed on one side of the first bevel gear and is arranged in a one-to-one correspondence manner with the positions of the two chassis, two lead screws are arranged in the cavity, the second bevel gears are sleeved on the corresponding lead screws in a threaded manner, the bottom end of the screw rod penetrates through the corresponding base plate and is inserted into the ground, the second bevel gear is rotatably installed on the inner wall of the bottom of the cavity, a second through hole corresponding to the screw rod in position is formed in the inner wall of the bottom of the cavity, a plurality of sliding blocks are fixedly installed on the side wall of the second through hole, and the sliding blocks are connected with sliding grooves formed in the outer side of the corresponding screw rod in a sliding mode.

Preferably, a handle is fixedly mounted at one end of the connecting rod extending to the outer side of the base.

Preferably, the connecting rod is arranged at ninety degrees with the two screw rods and is not in contact with the screw rods.

Preferably, the top of the second bevel gear is provided with a screw hole, and the screw hole is meshed with the screw rod.

Preferably, the chassis is of an inverted funnel-shaped structure, and the interior of the chassis is communicated with the interior of the corresponding second through hole.

Preferably, the inner wall of the bottom of the cavity is fixedly connected with two circular guide rails, the bottom of the second bevel gear is provided with a circular sliding groove, and the circular guide rails are in sliding connection with the corresponding circular sliding grooves.

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

through the enclosure guardrail, a pedestal, a chassis, a cavity, first through-hole, a bearing, the connecting rod, first bevel gear, the second bevel gear, the lead screw, the ring shape guide rail, the second through-hole, the cooperation of slider and spout, place the enclosure guardrail at the edge of foundation ditch, at first clockwise manual rotation hand (hold), the hand (hold) drives two first bevel gear rotations through the connecting rod, first bevel gear drives the second bevel gear rather than meshing and rotates, second bevel gear rotates and drives the lead screw downstream position and move, the lead screw drives the spout that corresponds and slides on the slider, its bottom progressively inserts in the ground when the lead screw moves down, when the top of slider contacts with the top inner wall of spout, the stall hand (hold) for the enclosure guardrail is strong at subaerial placing steadiness.

The utility model discloses simple structure, convenient operation is convenient for place the enclosure guardrail firm on ground, prevents that the enclosure guardrail from empting because wind blows or other things collide, reduces the risk, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of a road and bridge construction enclosure structure provided by the present invention;

fig. 2 is a schematic sectional structure view of a portion a in fig. 1.

In the figure: the device comprises a fence guardrail 1, a base 2, a chassis 3, a cavity 4, a first through hole 5, a bearing 6, a connecting rod 7, a first bevel gear 8, a second bevel gear 9, a lead screw 10, a circular guide rail 11, a second through hole 12, a sliding block 13 and a sliding chute 14.

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.

Referring to fig. 1-2, a road and bridge construction enclosure structure comprises an enclosure guardrail 1, a base 2 is fixedly installed at the bottom of the enclosure guardrail 1, chassis 3 are fixedly installed at both sides of the bottom of the base 2, a cavity 4 is formed on the base 2, a first through hole 5 is formed on the inner wall of one side of the cavity 4, a bearing 6 is fixedly sleeved in the first through hole 5, a connecting rod 7 is fixedly sleeved in the inner ring of the bearing 6, one end of the connecting rod 7 extends into the cavity 4 and is rotatably installed with the inner wall of the other side of the cavity 4, the other end of the connecting rod 7 extends out of the base 2, two first bevel gears 8 positioned in the cavity 4 are fixedly sleeved on the connecting rod 7, a second bevel gear 9 is engaged with one side of the first bevel gear 8, the two second bevel gears 9 are arranged in one-to-one correspondence with the positions of the two chassis 3, two, second bevel gear 9 thread bush is established on the lead screw 10 that corresponds, the bottom of lead screw 10 sets up to the toper structure, and 3 and the plug dress on the chassis that corresponds are run through to the bottom of lead screw 10 in the ground, and second bevel gear 9 rotates and installs on the bottom inner wall of cavity 4, set up position and the corresponding second through-hole 12 of lead screw 10 on the bottom inner wall of cavity 4, fixed mounting has a plurality of sliders 13 on the lateral wall of second through-hole 12, and sliding connection has the spout 14 of seting up in the lead screw 10 outside that corresponds on slider 13, the utility model discloses simple structure, convenient operation, be convenient for with placing on ground that enclosure guardrail 1 is firm, prevent that enclosure guardrail 1 from empting because of blowing or other things collide, reduce the risk, satisfy the user demand.

The utility model discloses in, the one end fixed mounting in the connecting rod 7 extension to the base 2 outside has the handle, connecting rod 7 is ninety degrees settings and does not contact with lead screw 10 with two lead screw 10, the silk hole has been seted up at second bevel gear 9's top, and the silk hole meshes with lead screw 10 mutually, chassis 3 is hopper-shaped structure, and chassis 3's inside is linked together with the inside of the second through-hole 12 that corresponds, two ring shape guide rails 11 of fixedly connected with on cavity 4's the bottom inner wall, ring shape spout has been seted up to second bevel gear 9's bottom, ring shape slide rail 11 and the ring shape spout sliding connection who corresponds, the utility model discloses simple structure, convenient operation, be convenient for with the firm placing on ground of guardrail 1, prevent that enclosure guardrail 1 from empting because of blowing or other things collide, reduce the risk, satisfy the user demand.

The working principle is as follows: when the fence guardrail is used, the two screw rods 10 are positioned on the ground, when the fence guardrail 1 is placed at the edge of a foundation pit, the two chassis 3 are contacted with the ground, firstly, the handle is manually rotated clockwise, the handle rotates to drive the connecting rod 7 to rotate, the connecting rod 7 simultaneously drives the two first bevel gears 8 to rotate, the first bevel gears 8 drive the second bevel gears 9 meshed with the first bevel gears to rotate, the second bevel gears 9 drive the corresponding circular chutes to slide on the circular guide rails 11, under the action of the screw holes formed in the tops of the second bevel gears 9, the second bevel gears 9 simultaneously drive the screw rods 10 to move downwards in the second through holes 12, the screw rods 10 simultaneously move downwards and drive the corresponding chutes 14 to slide downwards on the slide blocks 13, when the tops of the slide blocks 13 are contacted with the inner walls of the tops of the corresponding chutes 14, the stop rotation hand (hold), the bottom of lead screw 10 inserts in the ground this moment for enclosure guardrail 1 can not be because of blowing or other thing collisions and topple over, and then enclosure guardrail 1 is strong at subaerial steadiness of placing, reduces the risk.

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. The utility model provides a road and bridge construction enclosure structure, includes enclosure guardrail (1), the bottom fixed mounting of enclosure guardrail (1) has base (2), a serial communication port, the equal fixed mounting in bottom both sides of base (2) has chassis (3), seted up cavity (4) on base (2), seted up first through-hole (5) on one side inner wall of cavity (4), fixed cover is equipped with bearing (6) in first through-hole (5), the inner circle of bearing (6) internal fixation cover is equipped with connecting rod (7), the one end of connecting rod (7) extends to in cavity (4) and rotates the installation with the opposite side inner wall of cavity (4), the other end of connecting rod (7) extends outside base (2), fixed cover is equipped with two first bevel gear (8) that are located cavity (4) inside on connecting rod (7), one side meshing of first bevel gear (8) has second bevel gear (9), and two second bevel gears (9) and the position one-to-one of two chassis (3) set up, be equipped with two lead screws (10) in cavity (4), second bevel gear (9) threaded sleeve is established on corresponding lead screw (10), the bottom of lead screw (10) sets up to the toper structure, the bottom of lead screw (10) runs through corresponding chassis (3) and inserts in the ground, second bevel gear (9) rotate to be installed on the bottom inner wall of cavity (4), set up position and lead screw (10) corresponding second through-hole (12) on the bottom inner wall of cavity (4), fixed mounting has a plurality of sliders (13) on the lateral wall of second through-hole (12), and sliding connection has spout (14) of seting up in the lead screw (10) outside that corresponds on slider (13).

2. A road and bridge construction enclosure structure as claimed in claim 1, wherein a handle is fixedly mounted at one end of the connecting rod (7) extending to the outside of the base (2).

3. A road and bridge construction enclosure structure according to claim 1, wherein the connecting rods (7) are arranged ninety degrees to the two lead screws (10) and are not in contact with the lead screws (10).

4. The road and bridge construction enclosure structure as claimed in claim 1, wherein the second bevel gear (9) is provided with a threaded hole at the top, and the threaded hole is engaged with the screw rod (10).

5. A road and bridge construction enclosure structure as claimed in claim 1, wherein said chassis (3) is of inverted funnel shape, and the interior of the chassis (3) is in communication with the interior of the corresponding second through hole (12).

6. The enclosure structure for road and bridge construction according to claim 1, wherein two circular guide rails (11) are fixedly connected to the inner wall of the bottom of the cavity (4), a circular sliding groove is formed in the bottom of the second bevel gear (9), and the circular guide rails (11) are slidably connected with the corresponding circular sliding grooves.