CN114733934B - Repairing device for highway waveform beam guardrail - Google Patents
Repairing device for highway waveform beam guardrail Download PDFInfo
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- CN114733934B CN114733934B CN202210399492.0A CN202210399492A CN114733934B CN 114733934 B CN114733934 B CN 114733934B CN 202210399492 A CN202210399492 A CN 202210399492A CN 114733934 B CN114733934 B CN 114733934B
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- 238000012937 correction Methods 0.000 claims description 68
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008439 repair process Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/16—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts of specific articles made from metal rods, tubes, or profiles, e.g. crankshafts, by specially adapted methods or means
Abstract
The utility model provides a highway wave form beam prosthetic devices for guardrail, includes the connection base, the connection base sets up two, and fixes respectively on two adjacent stands through the connecting piece, is provided with two or more guide rails between two connection bases, be provided with initiative unscrambler on the guide rail, initiative unscrambler can remove at the guide rail, and is fixed through the setting element that sets up on the guide rail, initiative unscrambler is including cup jointing the moving platform on the guide rail, one side that moving platform is close to the wave form guardrail is provided with the rectification seat, the rectification seat is connected the driving energy by first rectification cylinder and can accomplish the rectification to the wave form guardrail, just be provided with the rectification platform on the rectification seat, the shape and the radian to the wave form guardrail are corrected respectively to be different from current equipment, the reply takes place slight accident, damages the not serious wave form guardrail's repair work.
Description
Technical Field
The invention relates to the technical field of wave beam guardrail repairing equipment, in particular to a repairing device for a highway wave beam guardrail.
Background
The waveform beam guardrail shown in fig. 7 is a common highway crash barrier, and can absorb the crash energy of a vehicle and prevent the vehicle from rushing out of a highway, after an accident, the waveform beam guardrail needs to be repaired to continuously provide a safety protection effect in order to continuously ensure the safety, the existing waveform beam guardrail repairing mainly comprises two types, one type is a serious accident, the waveform beam guardrail is seriously damaged, a new waveform beam guardrail structure needs to be replaced, the waveform beam guardrail after the accident is recovered, and the waveform beam guardrail is repaired through a repairing and correcting mechanism, such as a waveform guardrail plate fine-tuning and repairing and correcting machine with the application number of 201410444767.3; the other type is a slight accident, the damage degree of the waveform beam guardrail is low, only the waveform beam guardrail needs to be corrected on site, the existing correction mode is generally to correct the waveform beam guardrail by using tools by manpower, the process is complex, and no special equipment is used for solving the problem.
Disclosure of Invention
In order to solve the problem of lack of equipment for carrying out on-site correction on the waveform beam guardrail, the invention provides a repairing device for the waveform beam guardrail of a highway, which can repair the waveform beam guardrail on site under the condition of low damage degree of the waveform beam guardrail.
The technical scheme of the invention is as follows:
The utility model provides a prosthetic devices for highway wave beam guardrail, its characterized in that, including connecting the base, the connection base sets up two, and fixes respectively on two adjacent stands through the connecting piece, is provided with two or more than two guide rails between two connection bases, wears to have initiative unscrambler on two or more than two guide rail guide rails, initiative unscrambler can remove on the guide rail, and is fixed through the setting element that sets up on the guide rail, initiative unscrambler is including cup jointing the mobile platform on the guide rail, mobile platform one side has the correction seat through direction gag lever post sliding connection, the correction seat is in by setting up the first correction cylinder drive on the mobile platform, the correction seat is kept away from mobile platform one end outside extension and is provided with the second unscrambler of outside extension respectively, first unscrambler length is less than second unscrambler length. Can accomplish the work of correcting the wave form roof beam guardrail that damage degree is low to adopt the cylinder structure, can install corresponding air supply equipment on equipment transportation vehicle, supplementary completion work replaces the manpower to correct.
Preferably, the second correcting part is symmetrically provided with a second correcting cylinder, the driving end of the second correcting cylinder is rotationally connected with the correcting table, and the correcting table is movably connected with the second correcting part at one end far away from the moving platform. Not only correcting the radian of the waveform guardrail, but also correcting the shape of the waveform guardrail, and the same adopts a cylinder structure, so that air source equipment can be used.
Preferably, two guiding limit rods are arranged on one side, close to the mobile platform, of the correcting seat, and penetrate through the mobile platform and can move along with the correcting seat in the direction, close to and away from the mobile platform. The correction seat is ensured to move in a specified direction, and then the work of correcting the radian of the waveform guardrail is completed.
Preferably, the driven appliance is arranged on two sides of the driving appliance, the driven appliance comprises a moving platform, a guide limiting rod and a correcting seat, and when the correcting seat of the driving appliance is far away from the moving platform, the correcting seat of the driven appliance can be driven to synchronously move. Because the waveform guardrail can not only have a position to need the plastic when receiving the vehicle striking, consequently need design driven unscrambler and be used for the cooperation initiative unscrambler to accomplish the corrective operation jointly to can not adopt the mode distribution of a plurality of driving sources to go on, but need accomplish through a driving source, in order to avoid appearing correcting the poor problem of effect.
Preferably, the correction seat of the driving corrector is provided with a driving part, the correction seat of the driven corrector is provided with a driven part matched with the correction seat, and when the correction seat of the driving corrector moves away from the mobile platform, the driven part can be pushed by the driving part to drive the correction seat of the driven corrector to move. And the active orthotic needs to be placed where the wave fence impacts most severely.
Preferably, the driving appliance and the driven appliance are closely attached, and the positioning piece is arranged on a guide rail on one side, away from the driving appliance, of the outermost driven appliance. The position is fixed and clung in the correcting process.
Preferably, the connecting base comprises a mounting seat, the mounting seat is symmetrically provided with a connecting vertical plate, the connecting piece is U-shaped and is fixed with the connecting base through a nut after penetrating through the connecting vertical plate, the mounting seat is further provided with an arc-shaped positioning plate, the mounting stand is tightly attached to the mounting stand, and the guide rail is fixed on the mounting seat through the connecting stand. The device is convenient to detach and fix, and can rapidly complete the detachment and installation work of the device main body.
Preferably, a guide rail far away from the connecting base is provided with a positioning section, and the positioning piece is fixed at the position of the positioning section through a bolt. The driving appliance and the driven appliance are convenient to fix, and normal movement of the driving appliance and the driven appliance is not affected.
Preferably, the guide rail is perpendicular to the guide limiting rod. The necessary design for stable operation of the device.
Preferably, one end of the first correction part far away from the mobile platform is a plane, and one end of the second correction part far away from the mobile platform is subjected to chamfering.
The invention has the beneficial effects that: the invention relates to a repairing device for a highway wave beam guardrail, which is characterized in that a first correcting part and a second correcting part are abutted against the fixed position of the wave guardrail, under the action of a second correcting cylinder, the shaping of the wave guardrail is finished firstly, then the arc correction of the wave guardrail is finished under the action of the first correcting cylinder, the repairing device is not used for the existing correcting equipment, the repairing device can be installed and used on site to replace the conventional manpower to finish the correcting work, in the correcting process, the arc correcting work of the wave guardrail is finished step by step through the use of a single first correcting cylinder, and the effect of correcting is good, and meanwhile, the influence on the structural strength of the wave guardrail is small.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application.
In the drawings:
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic diagram of an active orthotic testing architecture according to the present invention;
FIG. 3 is a schematic side view of the driven orthotic of the present invention;
FIG. 4 is a schematic top view of the driven orthotic of the present invention;
FIG. 5 is a schematic side view of the driven orthotic of the present invention in various states;
FIG. 6 is a schematic top view of the driven orthotic of the present invention in various states;
FIG. 7 is a schematic view of the structure of the wavy girder guard rail of the present invention;
the components represented by the reference numerals in the figures are:
1. A column; 2. an anti-blocking block; 3. wave guard bar; 4. the base is connected; 41. a mounting base; 42. connecting the vertical plates; 43. installing an upright post; 44. an arc-shaped positioning plate; 5. a connecting piece; 6. a guide rail; 61. positioning a tangential plane; 62. a positioning piece; 7. a slave orthotic; 71. a follower; 8. an active orthotic; 81. a mobile platform; 82. a guide limit rod; 83. a driving member; 84. a correction seat; 841. a first correction unit; 842. a second correction unit; 843. a first pin; 844. a correction table; 845. a second correction cylinder; 846. a second pin; 85. a first correction cylinder.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art, and the disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein.
Examples
The repairing device for the highway wave beam guardrail shown in the figures 1-6 comprises two connecting bases 4, wherein the two connecting bases 4 are respectively fixed on two adjacent upright posts 1 through connecting pieces 5, so that the repairing device is convenient to assemble and disassemble.
And the structure is, connect base 4 includes mount pad 41, mount pad 41 symmetry is provided with and connects riser 42, connecting piece 5 is the U type, and both ends set up the screw thread and pass through respectively behind the connection riser 42 and connect base 4 fixedly through the nut, in order to guarantee that the device is in the fixed state after fixing still need be provided with arc locating plate 44 on the mount pad 41, hugs closely stand 1 sets up for spacing and location, later fix guide rail 6 on mount pad 41 through installation stand 43. The device is convenient to detach and fix, and can rapidly complete the detachment and installation work of the device main body.
By means of the structure, maintenance work of the corrugated beam guardrail on any road section of the highway can be completed, and the device is only required to be installed at a position needing maintenance.
Further, two or more guide rails 6 are arranged between the two connecting bases 4, an active corrector 8 is arranged on the guide rails 6, the active corrector 8 can move on the guide rails 6, and the purpose of 2 or more guide rails 6 is to ensure that the active corrector 8 cannot roll over and only can move in the same direction but cannot rotate.
And the active corrector 8 is fixed through the locating piece 62 arranged on the guide rail 6, so that the active corrector cannot displace in the working process, and the repair work cannot be completed.
The guide rail 6 far away from the connecting base 4 is provided with a positioning cut surface 61, and the positioning piece 62 is fixed by the positioning cut surface 61. It is convenient to fix the master appliance 8 and the slave appliance 7, and normal movements of the master appliance 8 and the slave appliance 7 are not affected. Other guide rails 6 may be provided in a fixed cylindrical shape or in other shapes, and can serve as guide rails, and the positioning section 61 is convenient for fixing the positioning piece 62 and fixing the position of the active corrector 8 because the active corrector 8 needs to be positioned.
As shown in fig. 2, the active corrector 8 includes a moving platform 81 sleeved on the guide rail 6, a correction seat 84 is disposed on one side of the moving platform 81 close to the waveform guardrail 3, the correction seat 84 is disposed on the moving platform 81 through a guide limit rod 82 and can move in a direction close to the waveform guardrail 3 and away from the waveform guardrail 3, the moving platform 81 is provided with a first correction cylinder 85, an output end of the first correction cylinder 85 is connected and drives the correction seat 84, and when moving through the moving platform 81, the correction seat 84 can be driven to finish correction work through a driving function of the first correction cylinder 85.
Further, the guiding and limiting rod 82 penetrates through the moving platform 81 and can move on the moving platform 81, and one end of the guiding and limiting rod 82 is fixedly connected with the correcting seat 84. The correction seat 84 is ensured to move in a specified direction, and then the work of correcting the radian of the waveform guardrail 3 is completed.
Further, the end of the correction seat 84 near the waveform guardrail 3 includes a first correction portion 841 located at the center, two sides of the first correction portion 841 are symmetrically provided with a second correction portion 842, one end of the first correction portion 841 near the waveform guardrail 3 is a plane, one end of the second correction portion 842 near the waveform guardrail 3 is subjected to a back-off angle treatment, the first correction portion 841 is used for abutting against the plane of the waveform guardrail 3 near the corrector, and the second correction portion 842 is used for abutting against the plane of the waveform guardrail 3 far away from the corrector. This structure can guarantee the correction effect to can not adopt the profile modeling structure, because waveform guardrail 3 can warp after the striking, consequently the profile modeling structure can't be applied to this device and use, and if adopt conventional planar structure, can lead to device secondary deformation, and the setting of first correction portion 841 and second correction portion 842 can accomplish the correction to its structure under the circumstances that waveform guardrail 3 slightly warp, and first correction portion 841 and second correction portion 842 not in same plane can maintain waveform guardrail 3's original structure, and can not cause the influence of correcting in-process, structural deformation.
Further, the second correcting portion 842 is symmetrically provided with a correcting table 844 near one end of the waveform guardrail 3, one end of the correcting table 844 near the waveform guardrail 3 is rotationally connected to the second correcting portion 842, one end of the correcting table 844 far away from the waveform guardrail 3 is rotationally connected with an output shaft of the second correcting cylinder 845, and one end of the second correcting cylinder 845 far away from the waveform guardrail 3 is rotationally connected to the second correcting portion 842. Not only the radian of the waveform guardrail 3 can be corrected, but also the shape of the waveform guardrail can be corrected, and the waveform guardrail adopts a cylinder structure and can be used along with air source equipment. In the shaping structure, the waveform guardrail 3 can be shaped through the structure of the correcting table 844 of the second correcting part 842, so that the waveform guardrail 3 cannot influence the correcting process due to deformation caused by impact, and the original shape of the waveform guardrail can be restored to a certain extent, and the structural strength of the waveform guardrail 3 cannot be influenced in the using process.
In addition to the above structure, as shown in fig. 1, the driven aligners 7 are disposed on two sides of the driving aligners 8, the driven aligners 7 include a moving platform 81, a guiding limit rod 82 and an alignment seat 84, which corresponds to the driving aligners 8 lacking the first alignment cylinder 85, and the process of the alignment seat 84 of the driven aligners 7 approaching the waveform guardrail 3 is synchronized with the driving aligners 8. Since the waveform guardrail 3 does not only have a portion to be shaped when receiving the vehicle collision, the driven corrector 7 is required to be designed to cooperate with the driving corrector 8 to finish the correction operation together, and the waveform guardrail cannot be distributed in a mode of adopting a plurality of driving sources, but is required to be finished by one driving source, so that the problem of poor correction effect is avoided. Moreover, the mode of distributed control cannot be adopted, and the waveform guardrail 3 is easy to generate secondary deformation during repair due to different speeds and forces, so that the repair effect is poor, and synchronous movement with the same thrust is required, so that the correction effect is ensured.
Specifically, as shown in fig. 1, the correction seat 84 of the driving corrector 8 is provided with a driving member 83, the correction seat 84 of the driven corrector 7 is provided with a driven member 71 that is matched with the driving member, and when the correction seat 84 of the driving corrector 8 moves close to the waveform guardrail 3, the driven member 71 can be pushed by the rotating member to drive the correction seat 84 of the driven corrector 7 to move. And the active orthotic 8 needs to be placed in the position where the wave guard 3 hits most severely. At this time, the driving corrector 8 is located at the position farthest from the waveform guardrail 3, and in the repairing and correcting process, the driving corrector 8 moves to complete the correction, and then, along with the movement of the first correcting cylinder 85, the waveform guardrail 3 is pressurized and straightened completely, and in the process, the driving part 83 and the driven part 71 act, and the driven corrector 7 moves gradually along with the driving corrector 8, so that the correcting process of the waveform guardrail 3 is synchronously completed.
Further, as shown in fig. 1, the driving appliance 8 is closely attached to the driven appliance 7, and the positioning member 62 is disposed on a side of the outermost driven appliance 7 away from the driving appliance 8. The position is fixed and clung in the correcting process. Avoiding problems in the correction process.
Further, as shown in fig. 1, the driving member 83 and the driven member 71 are both fixed to the correction seat 84 by bolts and can be detached. When only part of the corrector is needed, the corrector can be disassembled, and synchronous movement is avoided.
The process of the device is that, as shown in fig. 7, the wave beam guardrail comprises upright posts 1, the upright posts 1 are connected with the wave guardrail 3 through the anti-blocking blocks 2, when the wave guardrail 3 is impacted, the wave guardrail 3 is sunken from one side of a highway to the outer side of the highway, at the moment, a damaged position is found, the wave beam guardrail is fixed on two adjacent upright posts 1 through a connecting base 4, then a positioning piece 62 is loosened, both the driving corrector 8 and the driven corrector 7 are moved to the fault position, in the process, the driving corrector 8 is required to be ensured to be positioned at the position with the most sunken position, then the positioning piece 62 is clamped, the driving corrector 8 and the driven corrector 7 are fixed in position, at the moment, the first correcting cylinder 85 is pushed to work by connecting an external air source on the vehicle until the first correcting part 841 and the second correcting part 842 reach the position contacting the wave guardrail 3, and then the external air source is connected with the second correcting cylinder 845, the straightening table 844 is supported and the shape of the waveform guardrail 3 is reset, then the first straightening cylinder 85 is continued to move until the driving straightener 8 contacts and pushes the driven straightener 7 to move, after the position with the driven straightener 7 is moved to be close to the position of the waveform guardrail 3, the shape is shaped through the second straightening cylinder 845, the first straightening cylinder 85 is continued to work until the waveform guardrail 3 is vertical, then the second straightening cylinder 845 is reset, the structure is removed, and when the waveform guardrail 3 is slightly deformed, the corresponding positions can be abutted by the first straightening part 841 and the second straightening part 842, and the waveform guardrail 3 can be broken through an adjustable spanner or other structures, so that the effect can be achieved, and when the waveform guardrail 3 is seriously damaged, the use of the device is meaningless and the corresponding structure of the wave guard bar 3 needs to be directly replaced.
The cylinder is adopted as a driving device, so that the pressure can be adjusted firstly, and then the compressed gas can be transported after being compressed by the gas compressor, so that the compressed gas is used at any time, the compressed gas is more in line with the state of the device, and the guide rail 6 and the guide limiting rod 82 are mutually perpendicular, so that the normal operation of the device can be ensured.
The present invention is not limited to the above-mentioned embodiments, and any changes or modifications within the scope of the present invention will be apparent to those skilled in the art. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The repairing device for the highway wave beam guardrail is characterized by comprising two connecting bases (4), wherein the two connecting bases (4) are respectively fixed on two adjacent upright posts (1) through connecting pieces (5), two or more guide rails (6) are arranged between the two connecting bases (4), and active correction devices (8) are arranged on the two or more guide rails (6) in a penetrating mode;
The connecting base (4) comprises a mounting seat (41), the mounting seat (41) is symmetrically provided with connecting vertical plates (42), the connecting piece (5) is U-shaped and is fixed with the connecting base (4) through nuts after penetrating through the connecting vertical plates (42), the mounting seat (41) is also provided with an arc-shaped positioning plate (44) which is tightly attached to the upright post (1), and the guide rail (6) is fixed on the mounting seat (41) through a mounting upright post (43);
The active corrector (8) can move on the guide rail (6) and is fixed through a positioning piece (62) arranged on the guide rail (6), the active corrector (8) comprises a moving platform (81) sleeved on the guide rail (6), one side of the moving platform (81) is slidably connected with a correction seat (84) through a guide limiting rod (82), the correction seat (84) is driven by a first correction cylinder (85) arranged on the moving platform (81), one end of the correction seat (84) far away from the moving platform (81) is outwards extended to form a first correction part (841), two sides of the first correction part (841) are respectively provided with a second correction part (842) which is outwards extended, and the length of the first correction part (841) is smaller than that of the second correction part (842);
the second correcting part (842) is symmetrically provided with second correcting cylinders, the driving ends of the second correcting cylinders are rotationally connected with the correcting table (844), and the correcting table (844) and the second correcting part (842) are movably connected with one end, far away from the moving platform (81).
2. The repairing device for the highway wave beam guardrail according to claim 1, wherein two guiding limit rods (82) are arranged on one side, close to the moving platform (81), of the correcting seat (84), and the guiding limit rods (82) penetrate through the moving platform (81) and can move along with the correcting seat (84) in a direction close to and away from the moving platform (81).
3. The repairing device for the highway waveform beam guardrail according to claim 2, wherein driven rectifiers (7) are arranged on two sides of the driving rectifier (8), the driven rectifiers (7) comprise a moving platform (81), a guide limiting rod (82) and a correcting seat (84), and when the correcting seat (84) of the driving rectifier (8) is far away from the moving platform (81), the correcting seat (84) of the driven rectifier (7) can be driven to synchronously move.
4. A highway wave beam guardrail prosthetic device according to claim 3, characterized in that, correction seat (84) of initiative unscrambler (8) is provided with driving piece (83), correction seat (84) of driven unscrambler (7) are provided with follower (71) that the cooperation was used, when correction seat (84) of initiative unscrambler (8) were keeping away from moving platform (81) motion, can promote follower (71) through driving piece (83) to drive correction seat (84) of driven unscrambler (7) motion.
5. The repairing device for the highway waveform beam guardrail according to claim 2, wherein the driving corrector (8) is closely attached to the driven corrector (7), and the positioning piece (62) is arranged on a guide rail (6) on the side, deviating from the driving corrector (8), of the outermost driven corrector (7).
6. The repairing device for the highway wave beam guardrail according to claim 1, wherein a positioning tangential surface (61) is arranged on a guide rail (6) far away from the connecting base (4), and the positioning piece (62) is fixed at the position of the positioning tangential surface (61) through a bolt.
7. A road wavy beam guardrail prosthetic device according to claim 2, characterized in that the guide rail (6) and the guide limit rod (82) are mutually perpendicular.
8. The repairing device for the highway waveform beam guardrail according to claim 1, wherein one end of the first correcting part (841) far away from the moving platform (81) is a plane, and one end of the second correcting part (842) far away from the moving platform (81) is subjected to a back-off angle treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210399492.0A CN114733934B (en) | 2022-04-15 | 2022-04-15 | Repairing device for highway waveform beam guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210399492.0A CN114733934B (en) | 2022-04-15 | 2022-04-15 | Repairing device for highway waveform beam guardrail |
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| Publication Number | Publication Date |
|---|---|
| CN114733934A CN114733934A (en) | 2022-07-12 |
| CN114733934B true CN114733934B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210399492.0A Active CN114733934B (en) | 2022-04-15 | 2022-04-15 | Repairing device for highway waveform beam guardrail |
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| CN (1) | CN114733934B (en) |
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| CN108015129A (en) * | 2018-01-16 | 2018-05-11 | 太原科技大学 | A kind of portable autoroute backplate trimmer |
| CN111054780A (en) * | 2019-11-21 | 2020-04-24 | 浙江嘉顺金属结构有限公司 | Steel plate type component correcting device |
| CN213203927U (en) * | 2020-09-03 | 2021-05-14 | 贵州省交通规划勘察设计研究院股份有限公司 | Waveform guardrail |
| CN213944392U (en) * | 2020-11-02 | 2021-08-13 | 安加丝网制品(江门)有限公司 | Waveform guardrail plate straightening machine for highway |
| CN214719541U (en) * | 2021-04-01 | 2021-11-16 | 山东济铁轨道车辆装备有限公司 | Container side plate outward-protruding shaping machine |
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2022
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| JPH10166058A (en) * | 1996-12-03 | 1998-06-23 | Shimizu Yukio | Guard rail straightening device |
| CN202070606U (en) * | 2011-03-26 | 2011-12-14 | 四川华祥工程建设有限公司 | Straightening device of guardrail baffle |
| KR101358082B1 (en) * | 2012-08-16 | 2014-02-04 | 주식회사 픽슨이앤씨 | Correction equipment of corrugated steel plate |
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| CN206500459U (en) * | 2017-01-23 | 2017-09-19 | 中国石油化工股份有限公司 | A kind of guardrail deformation correcting device |
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| CN108015129A (en) * | 2018-01-16 | 2018-05-11 | 太原科技大学 | A kind of portable autoroute backplate trimmer |
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| CN214719541U (en) * | 2021-04-01 | 2021-11-16 | 山东济铁轨道车辆装备有限公司 | Container side plate outward-protruding shaping machine |
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| CN114733934A (en) | 2022-07-12 |
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