CN108908234B - Adjustable auxiliary dismounting equipment for guardrail - Google Patents

Adjustable auxiliary dismounting equipment for guardrail Download PDF

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Publication number
CN108908234B
CN108908234B CN201810715310.XA CN201810715310A CN108908234B CN 108908234 B CN108908234 B CN 108908234B CN 201810715310 A CN201810715310 A CN 201810715310A CN 108908234 B CN108908234 B CN 108908234B
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China
Prior art keywords
plate
guardrail
frame
clamping plate
fixed
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Expired - Fee Related
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CN201810715310.XA
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Chinese (zh)
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CN108908234A (en
Inventor
袁先念
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Jiangsu Zhongxuan Construction Co ltd
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Jiangsu Zhongxuan Construction Co ltd
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Publication of CN108908234A publication Critical patent/CN108908234A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/10Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention discloses adjustable auxiliary dismounting equipment for a guardrail, and relates to the field of auxiliary dismounting of guardrails. The clamping device comprises a moving frame, a lifting frame and a clamping frame, wherein the cross section of the moving frame is of a concave structure, a first bottom plate is fixed on the bottom surface of the moving frame, a straight notch is formed in the middle of the side surface of the moving frame along the length direction, and the lifting frame is connected between two side plates of the moving frame in a sliding manner; a first cylinder is fixedly arranged in the middle of the upper surface of the first bottom plate; the cross section profile of crane is L type structure, and the crane includes lifter plate and second bottom plate, and the bottom surface of lifter plate is fixed with a second bottom plate, a relative side of lifter plate and the both sides board sliding connection who removes the frame. The guardrail can be effectively clamped through the matching of the upper clamping plate and the lower clamping plate, and the guardrail can be picked up or placed by matching the clamping plates and taking the support column as a rotating carrier, so that the guardrail dismounting efficiency is improved, the labor intensity of workers is reduced, and the safety of the guardrail is guaranteed.

Description

Adjustable auxiliary dismounting equipment for guardrail
Technical Field
The invention belongs to the technical field of guardrail auxiliary assembly and disassembly, and particularly relates to adjustable auxiliary assembly and disassembly equipment for a guardrail.
Background
Along with the gradual increase of highway mileage and the extension of highways in China, people often need to install and detach guardrails on two sides of the highways; the guardrail brings certain protection to the safe driving of people. However, most of the existing guardrail disassembly and installation are manually carried out, people need to carry the guardrail and fix the guardrail through bolts, the disassembly and assembly efficiency of the guardrail is reduced by the mode, the guardrail is easily damaged, the influence is caused by reutilization of the guardrail, the labor intensity of workers is increased to a certain extent, and therefore the adjustable auxiliary disassembly and assembly equipment for the guardrail needs to be researched to improve the disassembly and assembly efficiency and the damage rate of the guardrail.
Disclosure of Invention
The invention aims to provide adjustable auxiliary dismounting equipment for a guardrail, which can effectively clamp the guardrail through the matching of an upper clamping plate and a lower clamping plate, and can realize the picking up or placing of the guardrail by matching the clamping plates and taking a support column as a rotating carrier, thereby solving the problems of low efficiency and easy damage to the guardrail in the conventional manual guardrail dismounting process.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to adjustable auxiliary dismounting equipment for a guardrail, which comprises a moving frame, a lifting frame and a clamping frame, wherein four wheels are uniformly and fixedly arranged on the bottom surface of the moving frame, the section outline of the moving frame is of a concave structure, a first bottom plate is fixed on the bottom surface of the moving frame, a straight notch is formed in the middle of the side surface of the moving frame along the length direction, and the lifting frame is connected between two side plates of the moving frame in a sliding manner; a first cylinder is fixedly arranged in the middle of the upper surface of the first bottom plate;
the cross section of the lifting frame is of an L-shaped structure, the lifting frame comprises a lifting plate and a second bottom plate, the second bottom plate is fixed on the bottom surface of the lifting plate, one opposite side surface of the lifting plate is slidably connected with the two side plates of the moving frame, a through hole is formed in the middle of one side surface of the lifting plate, a second air cylinder is fixedly installed in the through hole, and the peripheral side surface of the second air cylinder is slidably connected with the straight notch;
the lower surface of the second bottom plate is fixedly connected with the end part of a piston rod of the first air cylinder, two support columns are symmetrically fixed on the edge of one side surface of the second bottom plate, and a clamping frame is rotatably connected between the two support columns;
the clamping frame comprises a clamping plate, a third bottom plate, a connecting shaft and a lifting arm; a third bottom plate is fixed on the bottom surface of the clamping plate, the bottoms of opposite side surfaces of the clamping plate are respectively rotatably connected with the supporting columns, a connecting shaft is hinged to one side surface of the clamping plate, a fixed block corresponding to the third bottom plate is fixed on the top of the other side surface of the clamping plate, and a group of lower clamping plates are symmetrically fixed on the side surface of the third bottom plate along the length direction;
the end surface of the connecting shaft is hinged with the end part of the piston rod of the second cylinder;
a screw rod is rotatably connected between the fixed block and the third bottom plate, the screw rod is driven by a transmission mechanism, a nut is matched on the screw rod, and the nut is fixedly connected with the lifting arm;
the lifting arm comprises a rectangular strip plate and a group of upper clamping plates; a through opening is formed in the middle of the rectangular strip plate, and a nut is fixed in the through opening; and a group of upper clamping plates are symmetrically fixed on the side surface of the rectangular strip plate far away from the clamping plates.
Furthermore, the transmission mechanism comprises a motor and a worm, wherein a worm is fixed on an output shaft of the motor, and the worm is in meshing transmission with a worm wheel fixed on the bottom of the screw rod; the meshing of the worm and the worm wheel has self-locking performance.
Furthermore, a plurality of first sliding blocks are symmetrically fixed on one side surface of the opposite side of the lifting plate, sliding rails are symmetrically arranged on the similar surfaces of the two side plates of the moving frame, and the first sliding blocks are in sliding fit with the sliding rails.
Furthermore, rotating shafts are symmetrically fixed to the bottoms of the opposite side faces of the clamping plates, blind holes are symmetrically formed in the similar faces of the two supporting columns, and the rotating shafts are in rotating fit with the blind holes.
Furthermore, a second sliding block is fixed in the middle of the side face, away from the upper clamping plate, of the rectangular batten, a guide slide way is formed in one side face, close to the lifting arm, of the clamping plate, and the second sliding block is in sliding fit with the guide slide way.
Furthermore, the cross-sectional profiles of the lower clamping plate and the upper clamping plate are right-angled triangles, the inclined surface of the lower clamping plate and the inclined surface of the upper clamping plate are arranged in opposite directions, and the inclined surfaces of the lower clamping plate and the upper clamping plate are provided with a plurality of convex bodies.
Furthermore, a third cylinder is fixedly installed on the top surface of the upper clamping plate along the length direction, and a baffle is fixed at the end part of a piston rod of the third cylinder.
Furthermore, a group of L-shaped handrails is fixed on one side surface of the movable frame, which is far away from the lifting frame.
Furthermore, a balancing weight is fixedly installed at the bottom of one side face, far away from the lifting frame, of the moving frame.
The invention has the following beneficial effects:
1. according to the guardrail dismounting device, the lifting arm is driven to lift through the rotation of the screw rod, the guardrail can be effectively clamped through the matching of the upper clamping plate and the lower clamping plate, people can conveniently dismount the guardrail, the dismounting efficiency of the guardrail can be improved, the working strength of people is reduced, and the damage to the guardrail is avoided.
2. According to the adjustable auxiliary dismounting device, the second bottom plate can be lifted on the basis of the first bottom plate through the action of the first air cylinder, so that the lifting frame is driven to lift, the guardrails with different heights can be clamped conveniently, and the practicability of the adjustable auxiliary dismounting device is improved.
3. According to the guardrail removing device, the bottom of the clamping plate can rotate by taking the supporting column as a rotating carrier under the action of the second air cylinder, and the guardrail is placed on the ground or picked up by matching the clamping action of the upper clamping plate and the lower clamping plate, so that the labor intensity of workers is reduced, and the convenience in carrying the guardrail and the guardrail removing efficiency can be improved.
4. According to the invention, the guardrail can be effectively clamped or picked up by arranging the lower clamping plate and the upper clamping plate as triangular cylinders, and the guardrail can be effectively prevented from falling under the action of the upper baffle of the third cylinder, so that the safety of the guardrail is ensured.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of an adjustable auxiliary dismounting device clamping guardrail of the present invention;
FIG. 2 is a side view of an adjustable auxiliary attaching and detaching device for a guardrail according to the present invention;
FIG. 3 is a schematic structural diagram of a mobile rack according to the present invention;
FIG. 4 is a schematic structural diagram of the crane of the present invention;
FIG. 5 is a schematic view of the structure of the holder of the present invention;
FIG. 6 is a schematic view of the structure of the clamping plate of the present invention;
FIG. 7 is a schematic view of the lift arm of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a moving frame, 2-a lifting frame, 3-a clamping frame, 101-a first bottom plate, 102-a straight notch, 103-a first cylinder, 104-a sliding rail, 105-an L-shaped handrail, 106-a balancing weight, 201-a lifting plate, 202-a second bottom plate, 203-a second cylinder, 204-a supporting column, 205-a first sliding block, 301-a clamping plate, 302-a third bottom plate, 303-a connecting shaft, 304-a lifting arm, 305-a screw rod, 306-a transmission mechanism, 307-a third cylinder, 2041-a blind hole, 3011-a fixed block, 3012-a rotating shaft, 3013-a guide slideway, 3021-a lower clamping plate, 3041-a rectangular strip plate, 3042-an upper clamping plate, 3043-a second sliding block, 3051-a nut and 3052-a worm wheel, 3061-motor, 3071-baffle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "disposed," "open," "bottom," "side," "center," "top," and the like are used merely for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the invention.
As shown in fig. 1-3, the invention is an adjustable auxiliary dismounting device for a guardrail, comprising a moving frame 1, a lifting frame 2 and a clamping frame 3, wherein four wheels are uniformly and fixedly arranged on the bottom surface of the moving frame 1, the wheels are convenient for the adjustable auxiliary dismounting device to move, the wheels can also be additionally provided with power to drive, the cross section profile of the moving frame 1 is a concave structure, a first bottom plate 101 is fixed on the bottom surface of the moving frame 1, a straight notch 102 is arranged in the middle of the side surface of the moving frame 1 along the length direction, and the lifting frame 2 is slidably connected between two side plates of the moving frame 1;
a first cylinder 103 is fixedly arranged in the middle of the upper surface of the first bottom plate 101;
as shown in fig. 2 and 4, the cross-sectional profile of the lifting frame 2 is an L-shaped structure, the lifting frame 2 comprises a lifting plate 201 and a second bottom plate 202, the second bottom plate 202 is fixed on the bottom surface of the lifting plate 201, one opposite side surface of the lifting plate 201 is slidably connected with two side plates of the movable frame 1, a through hole is arranged in the middle of one side surface of the lifting plate 201, a second cylinder 203 is fixedly installed in the through hole, and the peripheral side surface of the second cylinder 203 is slidably connected with the straight slot 102;
the lower surface of the second bottom plate 202 is fixedly connected with the end part of the piston rod of the first cylinder 103, two support columns 204 are symmetrically fixed on the edge of one side surface of the second bottom plate 202, a clamping frame 3 is rotatably connected between the two support columns 204, and under the action of the first cylinder 103, the second bottom plate 202 can be lifted on the basis of the first bottom plate 10, so that the clamping frame 3 can clamp guardrails with different heights conveniently.
As shown in fig. 5 to 7, the clamping frame 3 includes a clamping plate 301, a third base plate 302, a connecting shaft 303, and a lifting arm 304; a third bottom plate 302 is fixed on the bottom surface of the clamping plate 301, the bottoms of the opposite side surfaces of the clamping plate 301 are respectively rotatably connected with the supporting columns 204, a connecting shaft 303 is hinged to one side surface of the clamping plate 301, a fixing block 3011 corresponding to the third bottom plate 302 is fixed on the top of the other side surface of the clamping plate 301, and a group of lower clamping plates 3021 are symmetrically fixed on the side surface of the third bottom plate 302 along the length direction;
the end face of the connecting shaft 303 is hinged to the end of the piston rod of the second cylinder 203, so that the clamping plate 301 can rotate by taking the supporting column 204 as a rotating carrier under the action of the second cylinder 203, the clamping plate 301 is parallel to the ground, the guardrail can be placed or picked up under the action of the upper clamping plate 3042 and the lower clamping plate 3021, the labor intensity of workers can be reduced, and the safety of the guardrail is guaranteed.
A screw 305 is rotatably connected between the fixed block 3011 and the third bottom plate 302, the screw 305 is driven by a transmission mechanism 306, a screw 3051 is matched with the screw 305, and the screw 3051 is fixedly connected with the lifting arm 304; the rotation of the screw 305 makes the nut 3051 drive the lifting arm 304, so that the upper clamping plate 3042 descends or ascends, and the guardrail can be clamped or released by the action of the lower clamping plate 3021.
The lifting arm 304 includes a rectangular slat 3041 and a set of upper grip plates 3042; a through opening is formed in the middle of the rectangular batten 3041, and a nut 3051 is fixed in the through opening; a set of upper holding plates 3042 are symmetrically fixed to the side of the rectangular strip plate 3041 away from the holding plate 301.
The transmission mechanism 306 comprises a motor 3061 and a worm, the output shaft of the motor 3061 is fixed with the worm, and the worm is meshed with a worm wheel 3052 fixed on the bottom of the screw 305 for transmission; the worm is meshed with the worm wheel 3052, so that the motor 3061 rotates, the worm is driven to be meshed with the worm wheel 3052 for transmission, and the screw rod 305 rotates; the self-locking property of the worm engaging with the worm wheel 3052 prevents the lifting arm 304 from moving in the axial direction of the screw 305, which results in the sliding of the guard rail.
A plurality of first sliding blocks 205 are symmetrically fixed on one opposite side surface of the lifting plate 201, sliding rails 104 are symmetrically arranged on the similar surfaces of the two side plates of the moving frame 1, the first sliding blocks 205 are in sliding fit with the sliding rails 104, and the lifting plate 201 can be lifted between the two side plates of the moving frame 1 through the sliding fit of the first sliding blocks 205 and the sliding rails 104.
Wherein, a relative side bottom of grip block 301 is fixed with axis of rotation 3012 symmetrically, and the symmetry is opened on the similar face of two support columns 204 has blind hole 2041, and axis of rotation 3012 and blind hole 2041 normal running fit for grip block 301 can use support column 204 to rotate as the rotation carrier.
A second slider 3043 is fixed in the middle of the side of the rectangular slat 3041 away from the upper holding plate 3042, a guide slide 3013 is formed on the side of the holding plate 301 close to the lifting arm 304, and the second slider 3043 is in sliding fit with the guide slide 3013 to ensure that the lifting arm 304 performs lifting motion along the direction of the guide slide 3013 and provide conditions for the lifting stability of the lifting arm 304.
The cross-sectional profiles of the lower clamping plate 3021 and the upper clamping plate 3042 are both right triangles, and the inclined surface of the lower clamping plate 3021 and the inclined surface of the upper clamping plate 3042 are arranged in opposite directions, so that the guardrail can be effectively placed between the lower clamping plate 3021 and the upper clamping plate 3042, and the inclined surfaces of the lower clamping plate 3021 and the upper clamping plate 3042 are both provided with a plurality of protrusions, which can effectively clamp the guardrail between the lower clamping plate 3021 and the upper clamping plate 3042.
A third cylinder 307 is fixedly installed on the top surface of the upper clamping plate 3042 along the length direction, a baffle 3071 is fixed at the end of the piston rod of the third cylinder 307, and the guardrail can be prevented from falling down by controlling the extension and retraction of the baffle 3071 through the third cylinder 307.
Wherein, a group of L-shaped handrails 105 is fixed on one side surface of the movable frame 1 far away from the lifting frame 2, the number of the L-shaped handrails 105 is 2, and the L-shaped handrails 105 can facilitate people to push the movable frame 1.
Wherein, a balancing weight 106 is fixedly arranged at the bottom of one side surface of the movable frame 1 far away from the lifting frame 2, so that the tipping of the adjustable auxiliary dismounting device caused by the weight of the guardrail is avoided.
In addition, the first cylinder 103, the second cylinder 203, the third cylinder 307 and the motor 3061 can be connected with a power supply through a control panel, so that people can control the cylinders conveniently.
One specific application of this embodiment is: when people push the L-shaped handrail to enable the moving frame 1 to move and approach the guardrail, the motor 3061 is controlled to enable the screw rod 305 to rotate, and when the lifting arm 304 is located at the top of the screw rod 305 and the vertical distance between the lifting arm 304 and the lower clamping plate 3021 is larger than the height of the guardrail, the motor 3061 is powered off;
controlling the third cylinder 307 to make the baffle 3071 located at the maximum stroke position of the piston rod, continuing to push the moving frame 1 to make the guard bar located between the lower clamping plate 3021 and the upper clamping plate 3042, controlling the motor 3061 to make the screw 305 rotate to ensure that the lower clamping plate 3021 and the upper clamping plate 3042 clamp the guard bar, controlling the third cylinder 307 to make the baffle 3071 attached to the side surface of the guard bar, manually detaching the bolt, after detaching, then pushing the L-shaped handrail to make the moving frame 1 move to the guard bar placing point, controlling the second cylinder 203 to make the clamping plate 301 rotate by using the supporting column 204 as a rotating carrier, when the guard bar is parallel to the ground, controlling the third cylinder 307 to make the baffle 3071 away from the side surface of the guard bar, controlling the motor 3061 to make the screw 305 rotate, further making the lifting arm 304 rise, making the lower clamping plate 3021 and the upper clamping plate 3042 to be away from each other, and at this time, the guard bar is placed on the ground, and the, the disassembly and assembly efficiency of the guardrail is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (9)

1. The utility model provides an assist dismouting equipment with adjustable be used for guardrail, is including removing frame (1), crane (2) and holding frame (3), and four wheels, its characterized in that have been installed to the bottom surface equipartition of removing frame (1):
the cross section of the moving frame (1) is of a concave structure, a first bottom plate (101) is fixed on the bottom surface of the moving frame (1), a straight notch (102) is formed in the middle of the side surface of the moving frame (1) along the length direction, and a lifting frame (2) is connected between two side plates of the moving frame (1) in a sliding mode;
a first air cylinder (103) is fixedly arranged in the middle of the upper surface of the first bottom plate (101);
the cross section of the lifting frame (2) is of an L-shaped structure, the lifting frame (2) comprises a lifting plate (201) and a second bottom plate (202), the second bottom plate (202) is fixed on the bottom surface of the lifting plate (201), one opposite side surface of the lifting plate (201) is in sliding connection with two side plates of the movable frame (1), a through hole is formed in the middle of one side surface of the lifting plate (201), a second air cylinder (203) is fixedly installed in the through hole, and the peripheral side surface of the second air cylinder (203) is in sliding connection with the straight notch (102);
the lower surface of the second bottom plate (202) is fixedly connected with the end part of a piston rod of the first air cylinder (103), two supporting columns (204) are symmetrically fixed on the edge of one side surface of the second bottom plate (202), and a clamping frame (3) is rotatably connected between the two supporting columns (204);
the clamping frame (3) comprises a clamping plate (301), a third bottom plate (302), a connecting shaft (303) and a lifting arm (304); a third bottom plate (302) is fixed on the bottom surface of the clamping plate (301), the bottoms of one opposite side surfaces of the clamping plate (301) are respectively rotatably connected with the supporting columns (204), a connecting shaft (303) is hinged to one side surface of the clamping plate (301), a fixing block (3011) corresponding to the third bottom plate (302) is fixed on the top of the other side surface of the clamping plate (301), and a group of lower clamping plates (3021) are symmetrically fixed on the side surface of the third bottom plate (302) along the length direction;
the end surface of the connecting shaft (303) is hinged with the end part of a piston rod of the second cylinder (203);
a screw rod (305) is rotatably connected between the fixed block (3011) and the third bottom plate (302), the screw rod (305) is driven by a transmission mechanism (306), a screw nut (3051) is matched on the screw rod (305), and the screw nut (3051) is fixedly connected with the lifting arm (304);
the lifting arm (304) comprises a rectangular strip plate (3041) and a group of upper clamping plates (3042); a through opening is formed in the middle of the rectangular ribbon board (3041), and a nut (3051) is fixed in the through opening; a group of upper clamping plates (3042) are symmetrically fixed on the side surface of the rectangular strip plate (3041) far away from the clamping plate (301).
2. The adjustable auxiliary dismounting device for the guardrail is characterized in that the transmission mechanism (306) comprises a motor (3061) and a worm, a worm is fixed on an output shaft of the motor (3061), and the worm is in meshing transmission with a worm wheel (3052) fixed on the bottom of the screw rod (305); the meshing of the worm and the worm wheel (3052) has self-locking performance.
3. The adjustable auxiliary assembly and disassembly equipment for guardrails according to claim 1, wherein a plurality of first sliding blocks (205) are symmetrically fixed on opposite side surfaces of the lifting plate (201), sliding rails (104) are symmetrically arranged on the similar surfaces of two side plates of the moving frame (1), and the first sliding blocks (205) are in sliding fit with the sliding rails (104).
4. The adjustable auxiliary dismounting device for the guardrail is characterized in that rotating shafts (3012) are symmetrically fixed at the bottoms of the opposite side surfaces of the clamping plates (301), blind holes (2041) are symmetrically formed in the similar surfaces of the two supporting columns (204), and the rotating shafts (3012) are in rotating fit with the blind holes (2041).
5. The adjustable auxiliary dismounting device for the guardrail according to claim 1, wherein a second sliding block (3043) is fixed in the middle of the side of the rectangular strip plate (3041) far away from the upper clamping plate (3042), a guide slideway (3013) is arranged on the side of the clamping plate (301) near the lifting arm (304), and the second sliding block (3043) is in sliding fit with the guide slideway (3013).
6. The adjustable auxiliary dismounting device for the guardrail as claimed in claim 1, wherein the cross-sectional profiles of the lower clamping plate (3021) and the upper clamping plate (3042) are both right triangles, the inclined surface of the lower clamping plate (3021) and the inclined surface of the upper clamping plate (3042) are oppositely arranged, and the inclined surfaces of the lower clamping plate (3021) and the upper clamping plate (3042) are provided with a plurality of protrusions.
7. The adjustable auxiliary dismounting device for the guardrail according to claim 1, wherein a third cylinder (307) is fixedly installed on the top surface of the upper clamping plate (3042) along the length direction, and a baffle (3071) is fixed on the end of a piston rod of the third cylinder (307).
8. The adjustable auxiliary dismounting device for the guardrail according to claim 1, characterized in that a group of L-shaped handrails (105) is fixed on one side of the movable frame (1) far away from the lifting frame (2).
9. The adjustable auxiliary dismounting device for the guardrail is characterized in that a balancing weight (106) is fixedly installed at the bottom of one side face, far away from the lifting frame (2), of the moving frame (1).
CN201810715310.XA 2018-06-29 2018-06-29 Adjustable auxiliary dismounting equipment for guardrail Expired - Fee Related CN108908234B (en)

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CN108908234B true CN108908234B (en) 2021-06-29

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CN110646077B (en) * 2019-10-29 2021-01-19 安徽恒远电子称重设备有限公司 Compression resistance testing device for load-bearing panel of explosion-proof truck scale and using method thereof
CN112227267B (en) * 2020-10-13 2022-02-08 安徽省新路建设工程集团有限责任公司 Corrugated beam guardrail construction method based on transitional overlapping and additionally-hung two-wave plate

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CN105350473A (en) * 2015-11-26 2016-02-24 河海大学常州校区 Guard railing rapid assembling and disassembling device based on screw mechanism
CN206768675U (en) * 2017-05-19 2017-12-19 天津市盛鑫鹏交通设施有限公司 A kind of ripple joist steel guardrail raised type obstruction block of highway three
CN107324220A (en) * 2017-08-10 2017-11-07 丁建丽 A kind of automatic handling fitting machine of Highway Maintenance special glass steel hard shoulder

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