CN212641175U

CN212641175U - External striking buffering protective structure's inverted arch landing stage is with preventing guardrail bar

Info

Publication number: CN212641175U
Application number: CN202021057040.7U
Authority: CN
Inventors: 徐长华; 张道邦; 李黄彪
Original assignee: Zhejiang Shunbang Engineering Machinery Equipment Co ltd
Current assignee: Zhejiang Shunbang Engineering Machinery Equipment Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-03-02
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses an external striking buffering protective structure's invert landing stage is with protection railing, including invert landing stage body, guardrail frame and spacer bar, the top edge fixed mounting of invert landing stage body has the rotation support, and rotates movable mounting between the support and have the guardrail frame to the output shaft one end of fixedly connected with telescopic link on the bottom outer wall of guardrail frame, the other end through connection of telescopic link has the location shell, the inside of telescopic link and location shell all is fixed with the gasbag bag, and the avris of gasbag bag and the right side outer wall of location shell run through the setting, spacer bar movable mounting is in the middle part of guardrail frame, interconnect between slider and the guardrail frame. This external striking buffering protective structure's inverted arch landing stage is with preventing railing, can carry out the weakening of multiple external force impact to the protection railing in using, improve the self protection effect that prevents the railing and use, prolong its life, reduce striking deformation and damage.

Description

External striking buffering protective structure's inverted arch landing stage is with preventing guardrail bar

Technical Field

The utility model relates to an invert landing stage technical field specifically is an external striking buffering protective structure's invert landing stage is with preventing guardrail bar.

Background

The inverted arch trestle is the auxiliary assembly commonly used in the inverted arch operation district among the current tunnel engineering construction, mainly is applied to personnel and mechanical equipment's the current, and the normal work of the inverted arch operation of being convenient for goes on, and when the inverted arch trestle was used, in order to avoid the emergence of falling and the incident hidden danger of manual work and mechanical operation, need install supplementary guard rail in its both sides, prevent weighing down the isolation protection.

However, the existing protective railing for the inverted arch trestle has the following problems when in use:

the protection railing is limited by reciprocating walking back and forth of construction operators and machines, repeated striking appears between regular and operating personnel and the machines of protection railing for it is big to protect to prevent the damage of railing when using, can not carry out effectual buffering protection to external striking dynamics, needs regular maintenance to change, has the application defect of using.

Aiming at the problems, innovative design is urgently needed on the basis of the original protective railing for the inverted arch trestle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an external striking buffering protective structure's inverted arch landing stage is with preventing railing, to solve above-mentioned background art and provide some inverted arch landing stage with preventing railing and be subject to the reciprocal walking about of making a round trip of construction operation personnel and machinery, prevent railing regular and operation personnel and the machinery between repeated striking appears, it is big to make preventing railing damage when using, can not carry out effectual buffering protection to external striking dynamics, need regular maintenance to change, there is the application defect's that uses problem.

In order to achieve the above object, the utility model provides a following technical scheme: a protective barrier for an inverted arch trestle with an external impact buffering protective structure comprises an inverted arch trestle body, a protective barrier frame and a separation rod, wherein a rotating support is fixedly installed at the edge of the top of the inverted arch trestle body, the protective barrier frame is movably installed between the rotating supports, one end of an output shaft of a telescopic rod is fixedly connected onto the outer wall of the bottom of the protective barrier frame, the other end of the telescopic rod is connected with a positioning shell in a penetrating manner, a sealing plug is sleeved on the other end of the output shaft of the telescopic rod, a first elastic piece is fixedly installed inside the telescopic rod, air bags are fixedly arranged inside the telescopic rod and the positioning shell, the lateral sides of the air bags and the outer wall of the right side of the positioning shell are arranged in a penetrating manner, the separation rod is movably installed at the middle part of the protective barrier frame, a protective rubber pad is installed on the outer wall of the separation rod in an embedded manner, sliders are sleeved, and the connecting part of the guardrail frame and the sliding block is provided with a sliding groove, and a second elastic piece is fixed inside the sliding groove.

Preferably, the guardrail frame is arranged in the hollow space, and the guardrail frame and the inverted arch trestle body are arranged to be of a relative rotation structure connected through a rotation support.

Preferably, the telescopic link sets up to semi-circular structure, and the circular centre of a circle of telescopic link is located guardrail frame and the pivot place straight line of rotating the support to the telescopic link sets up with rotating the support one-to-one.

Preferably, the air bag and the positioning shell are arranged in a penetrating mode, the outer wall, located inside the telescopic rod, of the air bag is of a corrugated structure distributed at equal intervals, and the air bag, the positioning shell and the telescopic rod are all fixedly bonded.

Preferably, the isolation rod is evenly distributed in the middle of the guardrail frame at equal intervals, the protection rubber mats on the outer wall of the isolation rod are evenly arranged at equal angles, and the side sections of the protection rubber mats are arranged to be in an omega-shaped structure.

Preferably, the sliding block and the sliding groove are connected in a clamped sliding mode, and the sliding block and the isolating rod are of a rotating structure installed through bearings.

Compared with the prior art, the beneficial effects of the utility model are that: the protective railing for the inverted arch trestle with the external impact buffering protective structure can weaken multiple external impacts on the protective railing in use, improve the self-protection effect of the protective railing in use, prolong the service life of the protective railing and reduce impact deformation damage;

1. the isolating rod is only required to be arranged through installation, the omega-shaped protective rubber pad on the outer side of the isolating rod is arranged, the isolating rod is weakened in a contact manner by using the external force of impact, meanwhile, the isolating rod and the sliding block rotate relatively, the sliding block and the sliding groove are clamped and slide, and the elastic element has an elastic effect, so that the isolating rod can be weakened multiply by using the impact force, and the impact damage of the isolating rod during use is reduced;

2. the guardrail frame is connected with the rotation between the rotating support, and under the telescopic rod telescopic motion effect of the arc-shaped structure, the guardrail frame rotates under the impact by utilizing the elastic action of the elastic piece and the air bag, so that the guardrail frame is weakened in a diffusion mode of external force, can normally reset after being buffered by the impact, and can be well reused subsequently.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the internal structure of the telescopic rod of the present invention;

FIG. 4 is a schematic view of the distribution structure of the protective rubber pad of the present invention;

fig. 5 is a schematic view of the installation structure of the isolation rod of the present invention.

In the figure: 1. an inverted arch trestle body; 2. rotating the support; 3. a guardrail frame; 4. a telescopic rod; 5. a positioning shell; 6. a sealing plug; 7. a first elastic member; 8. an air bag; 9. an isolation rod; 10. a protective rubber pad; 11. a slider; 12. a chute; 13. a second elastic member.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a protective barrier for an inverted arch trestle with an external impact buffering protective structure comprises an inverted arch trestle body 1, a rotating support 2, a guardrail frame 3, a telescopic rod 4, a positioning shell 5, a sealing plug 6, a first elastic part 7, an air bag 8, a separation rod 9, a protective rubber cushion 10, a sliding block 11, a sliding chute 12 and a second elastic part 13, wherein the rotating support 2 is fixedly installed at the top edge of the inverted arch trestle body 1, the guardrail frame 3 is movably installed between the rotating supports 2, one end of an output shaft of the telescopic rod 4 is fixedly connected onto the outer wall of the bottom of the guardrail frame 3, the other end of the telescopic rod 4 is communicated with the positioning shell 5, the other end of the output shaft of the telescopic rod 4 is sleeved with the sealing plug 6, the first elastic part 7 is fixedly installed inside the telescopic rod 4, the air bag 8 is fixed inside the telescopic rod 4 and the positioning shell 5, and the side of the air bag 8 is communicated with the outer wall on the right, isolation rod 9 movable mounting is in the middle part of guardrail frame 3, and embedded protection cushion 10 of installing on the outer wall of isolation rod 9 to isolation rod 9's upper and lower both ends all overlap and are equipped with slider 11, interconnect between slider 11 and the guardrail frame 3, and guardrail frame 3 and slider 11's junction has seted up spout 12, and the inside of spout 12 is fixed with second elastic component 13.

3 empty settings in guardrail frame, and guardrail frame 3 sets up the relative revolution mechanic into the pivot is connected through rotating support 2 and invert trestle body 1 for guardrail frame 3 can carry out the effective buffering weakening of striking dynamics when the upset motion.

Telescopic link 4 sets up to semi-circular structure, and the circular centre of a circle of telescopic link 4 is located guardrail frame 3 and rotates the pivot place straight line of support 2 to telescopic link 4 sets up with rotating support 2 one-to-one, makes the rotation of guardrail frame 3 and telescopic link 4 flexible can not cause the mutual hindrance, makes the effect of guardrail frame 3's striking buffering protection improve.

Run through the setting between 8 and the location shell 5 of air-bag, and the outer wall that 8 air-bag is located 4 insides of telescopic link sets up to equidistant distribution's fold column structure to 8 air-bag and location shell 5 and telescopic link 4 are the bonding fixed, carry out effectual buffering and weaken to the impact dynamics when striking, make the impact dynamics more dispersed, improve guardrail frame 3's protecting effect.

The equidistant evenly distributed in the middle part of guardrail frame 3 of isolation lever 9, and the protection cushion 10 of isolation lever 9 outer wall etc. angle evenly sets up, and the side cross-section of protection cushion 10 sets up to "omega" column structure, set up the sliding connection of block between slider 11 and the spout 12, and slider 11 and isolation lever 9 set up the revolution mechanic as the bearing installation, make isolation lever 9 when receiving external striking, can carry out multiple weakening to the striking dynamics, reduce the striking deformation of isolation lever 9, prolong its life.

The working principle is as follows: when the protective handrail for the inverted arch trestle with the external impact buffering protective structure is used, firstly, as shown in fig. 1 and fig. 4-5, when an operator and machinery move on the inverted arch trestle body 1, when the operator or machinery impacts the guardrail frame 3 manually or mechanically, firstly, the isolating rod 9 on the guardrail frame 3 and the protective rubber pad 10 at the outer side of the isolating rod are in contact with the machinery, so that the protective rubber pad 10 deforms, the impact strength is weakened for the first time, meanwhile, as shown in fig. 4-5, due to the rotary connection of the bearing installation between the isolating rod 9 and the sliding block 11, the isolating rod 9 can rotate around the central shaft between the sliding blocks 11, so as to achieve the secondary weakening of the impact force, and simultaneously, under the clamping sliding between the sliding block 11 and the sliding groove 12 and the use of the second elastic piece 13, the isolating rod 9 can generate lateral short displacement during impact, multiple weakening of impact force is achieved, the use impact deformation of the isolating rod 9 is reduced, and the service life of the isolating rod is prolonged;

according to the figures 1-3, when the impact force is weakened by the isolating rod 9 in a multiple mode, if the impact force is too large, the first elastic piece 7 and the air bag 8 deform synchronously, so that the telescopic rod 4 stretches out and draws back, the guardrail frame 3 rotates relative to the inverted arch trestle body 1 under the action of the rotating support 2, the impact force is weakened, the protective guardrail in use is protected, and meanwhile the elastic deformation of the first elastic piece 7 and the air bag 8 is favorable for the movement resetting of the guardrail frame 3 and the weakening and diffusion of the impact force.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an external striking buffering protective structure's inverted arch landing stage is with preventing guardrail bar, includes inverted arch landing stage body (1), guardrail frame (3) and spacer bar (9), its characterized in that: the utility model discloses an inverted arch trestle bridge, including invert trestle bridge body (1), fixed mounting has rotation support (2) at the top edge of invert trestle bridge body (1), and rotates movable mounting between support (2) and have guardrail frame (3), and fixedly connected with telescopic link (4) output shaft one end on the bottom outer wall of guardrail frame (3), telescopic link (4) other end through connection has location shell (5), and telescopic link (4) output shaft other pot head is equipped with sealing plug (6), and telescopic link (4) inside fixed mounting have first elastic component (7), telescopic link (4) and location shell (5) inside all is fixed with gasbag (8), and the avris of gasbag (8) and the right side outer wall of location shell (5) run through the setting, isolator (9) movable mounting is in the middle part of guardrail frame (3), and installs embedded protection cushion (10) on the outer wall of isolator (9), and the upper and lower both ends of isolation rod (9) all are equipped with slider (11), interconnect between slider (11) and guardrail frame (3), and spout (12) have been seted up to the junction of guardrail frame (3) and slider (11) to the inside of spout (12) is fixed with second elastic component (13).

2. The external impact buffering protective structure's invert trestle of claim 1 uses and prevents guardrail bar which characterized in that: the guardrail frame (3) is hollow, and the guardrail frame (3) and the inverted arch trestle body (1) are arranged to be of a relative rotation structure connected through a rotating support (2).

3. The external impact buffering protective structure's invert trestle of claim 1 uses and prevents guardrail bar which characterized in that: the telescopic rod (4) is of a semicircular structure, the circular circle center of the telescopic rod (4) is located on the straight line where the guardrail frame (3) and the rotating shaft of the rotating support (2) are located, and the telescopic rod (4) and the rotating support (2) are arranged in a one-to-one correspondence mode.

4. The external impact buffering protective structure's invert trestle of claim 1 uses and prevents guardrail bar which characterized in that: the air bag (8) and the positioning shell (5) are arranged in a penetrating mode, the outer wall, located inside the telescopic rod (4), of the air bag (8) is of a corrugated structure distributed at equal intervals, and the air bag (8), the positioning shell (5) and the telescopic rod (4) are all fixedly bonded.

5. The external impact buffering protective structure's invert trestle of claim 1 uses and prevents guardrail bar which characterized in that: the isolation rods (9) are uniformly distributed in the middle of the guardrail frame (3) at equal intervals, the protection rubber mats (10) on the outer walls of the isolation rods (9) are uniformly arranged at equal angles, and the side sections of the protection rubber mats (10) are arranged to be of omega-shaped structures.

6. The external impact buffering protective structure's invert trestle of claim 1 uses and prevents guardrail bar which characterized in that: the sliding block (11) and the sliding groove (12) are connected in a clamped sliding mode, and the sliding block (11) and the isolating rod (9) are of a rotating structure installed through bearings.