CN114894598B - A device for detecting the scratch resistance of guardrail - Google Patents
A device for detecting the scratch resistance of guardrail Download PDFInfo
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- CN114894598B CN114894598B CN202210537698.5A CN202210537698A CN114894598B CN 114894598 B CN114894598 B CN 114894598B CN 202210537698 A CN202210537698 A CN 202210537698A CN 114894598 B CN114894598 B CN 114894598B
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- 238000001514 detection method Methods 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000001125 extrusion Methods 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 238000007790 scraping Methods 0.000 description 7
- 230000003678 scratch resistant effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Life Sciences & Earth Sciences (AREA)
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
本发明公开了一种护栏防刮能力检测装置，包括安装箱，所述安装箱的表面对称固定连接有安装板，所述安装板相对的一面固定连接有固定板，所述固定板的表面固定开设有限位槽，所述安装板的表面固定开设有第二安装槽，所述第二安装槽和安装板之间设置有检测装置，所述检测装置由驱动机构、检测机构和夹持机构组成，本发明涉及护栏技术领域。该护栏防刮能力检测装置，通过启动驱动机构，使驱动机构带动检测机构对护栏表面进行刮痕处理，并实现自动夹持，解决了现有的检测只能观察表面和连接处是否出现瑕疵的情况，以及在对强度上也只是通过强度检测机进行检测，但无法实现对护栏表面进行防刮能力检测的问题。
The present invention discloses a device for detecting the scratch resistance of a guardrail, comprising a mounting box, a mounting plate symmetrically fixedly connected to the surface of the mounting box, a fixing plate fixedly connected to the opposite side of the mounting plate, a limiting groove fixedly provided on the surface of the fixing plate, a second mounting groove fixedly provided on the surface of the mounting plate, a detection device arranged between the second mounting groove and the mounting plate, the detection device consisting of a driving mechanism, a detection mechanism and a clamping mechanism, and the present invention relates to the field of guardrail technology. The device for detecting the scratch resistance of a guardrail can start the driving mechanism, so that the driving mechanism drives the detection mechanism to perform scratch treatment on the surface of the guardrail and realizes automatic clamping, thereby solving the problem that the existing detection can only observe whether there are defects on the surface and the connection, and the strength is only detected by a strength detection machine, but the scratch resistance detection of the surface of the guardrail cannot be realized.
Description
Technical Field
The invention relates to the technical field of guardrails, in particular to a guardrail scratch-resistant capability detection device.
Background
The upright posts of the guardrail are fixed with the ground through expansion bolts or embedded. Are typically installed on both sides of a physical distribution channel, around production equipment, at corners of buildings, on both sides of doors, and on the edges of a cargo bed, etc. The guardrail is mainly used for protecting equipment and facilities in the occasions such as roads, factories, communities, villas, courtyards, commercial areas, public places and the like. The guard rail is visible everywhere in our life, which is referred to herein as an industrial "guard rail". The guardrail is mainly used for protecting equipment and facilities in factories, workshops, warehouses, parking lots, business areas, public places and the like, and the guardrail net is also called a protective net and a separation grid, and is made of common steel materials, such as round steel pipes, square steel pipes or profiled steel plates. The surface treatment process is full-automatic electrostatic powder spraying (namely plastic spraying) or paint spraying, and the raw material used for the surface treatment of the outdoor anti-collision guardrail is waterproof. Make anticollision barrier appearance pleasing to the eye, and be difficult for rustting, the guardrail effectively reduces the damage of bringing equipment, facility that unexpected striking caused when handling equipment shuttle, also plays the guard rail of guard rail like loading and unloading platform border in addition to commodity circulation handling equipment self and prevents the danger that fork truck accident falls.
The guardrail is required to be detected after being produced, but the existing detection can only observe whether the surface and the joint are defective or not, and the guardrail is also detected in strength only through the strength detector, but the problem that the scratch-resistant capability detection of the surface of the guardrail cannot be realized.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a guardrail scratch-resistant capability detection device, which solves the problems that the existing detection can only observe whether flaws appear on the surface and the joint, and the detection is carried out only through an intensity detector in terms of intensity, but the scratch-resistant capability detection of the guardrail surface cannot be realized.
(II) technical scheme
The guardrail scratch-resistant capability detection device comprises a mounting box, wherein the surface of the mounting box is symmetrically and fixedly connected with a mounting plate, one surface of the mounting plate opposite to the mounting plate is fixedly connected with a fixing plate, a limiting groove is fixedly formed in the surface of the fixing plate, and a second mounting groove is fixedly formed in the surface of the mounting plate.
The driving mechanism comprises a sleeve plate, a double-headed motor is fixedly connected to the surface of the sleeve plate, a connecting rod is fixedly connected to the output end of the double-headed motor, and a first bevel gear is fixedly connected to one end of the connecting rod.
The detection mechanism comprises four frame plates, the sliding blocks are sleeved in the inner cavities of the four frame plates in a sliding mode, the connecting plates are fixedly connected to the opposite faces of the sliding blocks in a sleeved mode, the first screw rods are sleeved on the surface threads of the connecting plates in a sleeved mode, the second bevel gears are fixedly sleeved at one ends of the first screw rods, through grooves are fixedly formed in the opposite faces of the frame plates, gear bars are fixedly connected to the inner walls of the through grooves, cover plates are fixedly mounted on the ports of the through grooves through screws, first mounting grooves are fixedly formed in the opposite faces of the sliding blocks, the second screw rods are sleeved in the inner cavities of the first mounting grooves in a rotating mode, the telescopic plates are sleeved in the inner cavities of the second screw rods in a sleeved mode in a sliding mode, the first springs are fixedly connected to one ends of the telescopic plates in a sleeved mode, the tops of the inner cavities of the first mounting grooves are extended to the inner cavities of the through grooves, and the gears are fixedly connected to the inner cavities of the through grooves.
The clamping mechanism comprises a strip-shaped plate and two extrusion plates, wherein the top of each extrusion plate is fixedly provided with a chute, the inner cavity of each chute is sleeved with a sliding block in a sliding mode, the surface of each strip-shaped plate is fixedly connected with a second spring, the back of each strip-shaped plate is symmetrically and fixedly connected with a connecting block, one end of each connecting block is fixedly connected with a second spring, the surface of each connecting block is fixedly provided with a chute, and the back of each connecting block is fixedly provided with a through hole.
Preferably, the top fixedly connected with control panel of mounting box, the surface of mounting box is through hinge swing joint having outer sealing door, the bottom of mounting box and mounting panel is all fixedly connected with the supporting legs.
Preferably, the through hole is communicated with the inner cavity of the chute, one end of the extrusion plate is sleeved in the inner cavity of the chute in a sliding manner, one end of the extrusion plate is fixedly connected to the surface of the sliding block, and the top of the sliding block is fixedly connected to the surface of the frame plate.
Preferably, the strip-shaped plate is sleeved on the left corner of the mounting plate in a sliding manner, and one end of the second spring is fixedly connected to the inner wall of the mounting plate.
Preferably, the frame plate is fixedly connected to the inner wall of the second mounting groove and aligned with each other, and the surface of the frame plate is level with the port of the supporting leg.
Preferably, the left end of the first screw rod is rotatably sleeved on the left wall of the inner cavity of the second mounting groove, the right surface of the first screw rod is rotatably sleeved on the surface of the mounting box, and the right end of the first screw rod extends into the inner cavity of the mounting box.
Preferably, one end of the expansion plate and the inner wall of the first mounting groove are inclined and are mutually matched, one end of the first spring is fixedly connected to the inner wall of the sleeve, and the gear is in meshed connection with the surface of the gear strip.
Preferably, the corner of the surface of the sleeve plate is fixedly arranged on the inner wall of the mounting box through a screw, and the connecting rod is in meshed connection with the surface of the second bevel gear.
Preferably, one end of the extrusion plate penetrates through the left wall of the inner cavity of the second mounting groove and extends into the inner cavity of the chute.
Preferably, the surface of the double-headed motor is electrically connected with the control panel through a wire.
Advantageous effects
The invention provides a guardrail scratch-resistant capability detection device. Compared with the prior art, the method has the following beneficial effects:
1. This guardrail scratch resistance detection device can be connected with the meshing of second bevel gear when rotating through first bevel gear to drive first lead screw and rotate, make the connecting plate on first lead screw surface carry out the removal of one side through the screw thread, the both ends of connecting plate can drive the sliding block again and also move at the inner chamber of framed board, simultaneously the sliding block can drive fixture and also work, and the sliding block when moving, the gear at its second lead screw top can carry out the meshing rotation with the gear strip, thereby make the second lead screw rotate, make the cover of second lead screw lead to carry out the rotation downwards, the cover leads to simultaneously can drive the expansion plate and outwards rotate out from the inner chamber of first mounting groove, when the gear is rotated out from the meshing of gear strip surface, its second lead screw just drives the cover and leads to rotation to 90 degrees, then after the expansion plate rotates out, and drive the expansion plate and stretch out in the inner chamber that the cover leads to under the elasticity of first spring, and extrude at the upper and lower surface of guardrail, along with the sliding block continues one side to remove, its expansion plate will carry out the scratch on the surface of guardrail and scrape the ability detection is realized to the guardrail surface.
2. This capability detection device is prevented scraping by guardrail, through when the sliding block is moving, it drives the stripper plate and also carries out the removal of one side, makes the one end of stripper plate enter into in the inner chamber of chute to extrude the connecting block through the chute, make the connecting block drive the strip shaped plate and stretch out on the surface of mounting panel, and through the rubber layer centre gripping on the surface on guardrail both sides, can also accomplish the centre gripping to the guardrail automatically when realizing preventing scraping the capability detection.
3. This capability detection device is prevented scraping by guardrail, through and when the stripper plate continues to remove, the connecting block can be passed through the through-hole to the one end of its stripper plate, makes the stripper plate when continuing to remove, makes it can not influence the slider and controls the removal to the expansion plate has increased the detection of capability surface area is prevented scraping by the guardrail.
4. This capability detection device is prevented scraping by guardrail slides on the slider through the spout, increases the stability that the stripper plate removed, can keep the horizontality of stripper plate like this, avoids later stage stripper plate to appear the skew, leads to can't align each other with the inner chamber of chute to cause the strip plate unable problem of carrying out automatic centre gripping.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a partial schematic view of the structure of the present invention;
FIG. 3 is a schematic view of a structural mounting plate of the present invention;
FIG. 4 is a schematic diagram of a structure detection device according to the present invention;
FIG. 5 is a schematic view of a structural drive mechanism according to the present invention;
FIG. 6 is a schematic diagram of a structural inspection mechanism according to the present invention;
FIG. 7 is a schematic view of a portion of the structure detection mechanism of the present invention;
FIG. 8 is an enlarged view of part of the structure of the present invention at A in FIG. 7;
FIG. 9 is a partially exploded view of the structural inspection mechanism of the present invention;
FIG. 10 is a schematic view of a structural clamping mechanism according to the present invention;
FIG. 11 is a partial schematic view of a structural clamping mechanism according to the present invention;
FIG. 12 is a schematic view of a squeeze plate of the present invention;
FIG. 13 is a schematic view of a structural connection block according to the present invention.
In the figure, 1, an installation box, 2, an outer sealing door, 3, a control panel, 4, an installation plate, 5, a fixing plate, 6, a limiting groove, 7, a detection device, 71, a driving mechanism, 711, a sleeve plate, 712, a double-headed motor, 713, a connecting rod, 714, a first bevel gear, 72, a detection mechanism, 721, a frame plate, 722, a sliding block, 723, a connecting plate, 724, a first screw rod, 725, a second bevel gear, 726, a through groove, 727, a first installation groove, 728, a second screw rod, 729, a sleeve, 7210, a telescopic plate, 7211, a cover plate, 7212, a gear, 7213, a gear bar, 7214, a first spring, 73, a clamping mechanism, 731, a strip plate, 732, a pressing plate, 733, a sliding block, 734, a connecting block, 735, a second spring, 736, a rubber layer, 737, a sliding groove, 738, a chute, 739, a through hole, 8, a supporting foot, 9 and a second installation groove.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, an embodiment of the invention provides a technical scheme that a detection device for the scraping prevention capability of a guardrail comprises a mounting box 1, wherein the surface of the mounting box 1 is symmetrically and fixedly connected with a mounting plate 4, one surface of the mounting plate 4 opposite to the mounting plate is fixedly connected with a fixing plate 5, a limiting groove 6 is fixedly formed in the surface of the fixing plate 5, a second mounting groove 9 is fixedly formed in the surface of the mounting plate 4, a detection device 7 is arranged between the second mounting groove 9 and the mounting plate 4, the top of the mounting box 1 is fixedly connected with a control panel 3, the surface of the mounting box 1 is movably connected with an outer sealing door 2 through a hinge, the bottoms of the mounting box 1 and the mounting plate 4 are fixedly connected with supporting legs 8, and the detection device 7 consists of a driving mechanism 71, a detection mechanism 72 and a clamping mechanism 73.
Referring to fig. 5, the driving mechanism 71 includes a sleeve plate 711, a double-headed motor 712 is fixedly connected to a surface of the sleeve plate 711, a connecting rod 713 is fixedly connected to an output end of the double-headed motor 712, one end of the connecting rod 713 is fixedly connected to a first bevel gear 714, a corner of the surface of the sleeve plate 711 is fixedly mounted on an inner wall of the mounting box 1 through a screw, the connecting rod 713 is in meshed connection with a surface of a second bevel gear 725, and the surface of the double-headed motor 712 is electrically connected to the control panel 3 through a wire.
Referring to fig. 6-9, the detection mechanism 72 includes four frame plates 721, sliding blocks 722 are slidably sleeved in the inner cavities of the four frame plates 721, a connecting plate 723 is fixedly connected to one surface of the sliding blocks 722 opposite to each other, a first screw rod 724 is fixedly sleeved on the surface of the connecting plate 723, a second bevel gear 725 is fixedly sleeved on one end of the first screw rod 724, a through groove 726 is fixedly provided on one surface of the frame plates 721 opposite to each other, a gear bar 7213 is fixedly connected to the inner wall of the through groove 726, a cover plate 7211 is fixedly mounted on a port of the through groove 726 through a screw, a first mounting groove 727 is fixedly provided on one surface of the sliding blocks 722 opposite to each other, a second screw rod 728 is rotatably sleeved in the inner cavity of the first mounting groove 727, a sleeve 729 is sleeved on the surface of the second screw rod 728, a telescopic plate 7210 is slidably sleeved in the inner cavity of the sleeve 729, one end of the telescopic plate 7210 is fixedly connected with a first spring 7214, one end of the second screw rod 728 penetrates through the top of the inner cavity of the first mounting groove 727, and extends to the inner cavity of the through groove 726, and is fixedly connected with a gear 7212, a through hole 739 is communicated with the inner cavity of the chute 738, one end of the extrusion plate 732 is sleeved in the inner cavity of the chute 738 in a sliding way, one end of the extrusion plate 732 is fixedly connected to the surface of the sliding block 722, the top of the sliding block 733 is fixedly connected to the surface of the frame plate 721, the frame plate 721 is fixedly connected to the inner wall of the second mounting groove 9 and aligned with each other, the surface of the frame plate 721 is level with the port of the supporting leg 8, the left end of the first screw 724 is rotatably sleeved on the left wall of the inner cavity of the second mounting groove 9, the right surface of the first screw 724 is rotatably sleeved on the surface of the mounting box 1, the right end of the first screw 724 extends into the inner cavity of the mounting box 1, one end of the expansion plate 7210 and the inner wall of the first mounting groove 727 are inclined and are mutually matched, one end of the first spring 7214 is fixedly connected to the inner wall of the sleeve 729, the gear 7212 is intermeshed with the surface of the gear bar 7213.
Referring to fig. 10-13, the clamping mechanism 73 includes a strip plate 731 and two extrusion plates 732, a sliding groove 737 is fixedly provided at the top of the two extrusion plates 732, a sliding block 733 is slidably sleeved in an inner cavity of the sliding groove 737, a second spring 735 is fixedly connected to a surface of the strip plate 731, a connecting block 734 is symmetrically and fixedly connected to a back surface of the strip plate 731, a second spring 735 is fixedly connected to one end of the connecting block 734, a chute 738 is provided at a surface of the connecting block 734, a through hole 739 is fixedly provided at a back surface of the connecting block 734, the strip plate 731 is slidably sleeved on a left corner of the mounting plate 4, one end of the second spring 735 is fixedly connected to an inner wall of the mounting plate 4, and one end of the extrusion plate 732 penetrates through a left wall of the inner cavity of the second mounting groove 9 and extends into the inner cavity of the chute 738.
S1, when equipment starts to work, firstly, a device is fixedly placed through a supporting leg 8, then, the control panel 3 is electrified through a power line difference point, then, the produced guardrail is vertically inserted into an inner cavity of a limiting groove 6 formed in the surface of a fixed plate 5, and then, a driving mechanism 71 is started through a starting button on the surface of the control panel 3;
S2, when the driving mechanism 71 is started to rotate during the operation of the driving mechanism, the output ends at the two ends of the driving mechanism 71 drive the first bevel gear 714 to rotate through the connecting rod 713 and drive the detecting mechanism 72 to operate;
S3, when the detection mechanism works, the first bevel gear 714 is meshed with the second bevel gear 725 when rotating, so as to drive the first screw rod 724 to rotate, the connecting plate 723 on the surface of the first screw rod 724 moves to one side through threads, two ends of the connecting plate 723 drive the sliding block 722 to move in the inner cavity of the frame plate 721 again, meanwhile, the sliding block 722 drives the clamping mechanism 73 to work, and when the sliding block 722 moves, the gear 7212 on the top of the second screw rod 728 is meshed with the gear bar 7213 to rotate, so that the second screw rod 728 rotates, the sleeve 729 of the second screw rod 728 rotates downwards, the sleeve 729 drives the expansion plate 7210 to rotate outwards from the inner cavity of the first mounting groove 727, when the gear 7212 rotates out from the surface of the gear bar 7213 in a meshed manner, the second screw rod 728 just drives the sleeve 729 to rotate to 90 degrees, then when the expansion plate 7210 rotates out and drives the expansion plate 7210 to extend out of the inner cavity of the sleeve 729 under the elasticity of the first spring 7214 and to be extruded on the upper surface and the lower surface of the guardrail, the expansion plate 7210 of the expansion plate 7210 can scratch the surface of the guardrail along with the continuous movement of one side of the sliding block 722, after the scratch is finished, the driving mechanism 71 is controlled to rotate reversely through the control panel 3, the sliding block 722 in the detection mechanism 72 is reset, the gear 7212 can rotate in opposite adhesion with the gear bar 7213, the second screw 728 drives the sleeve 729 to reset, the expansion plate 7210 with one inclined end can be extruded in the inclined first mounting groove 727, after extrusion, the expansion plate 7210 of the expansion plate 7210 can drive the first spring 7214 to retract in the inner cavity of the sleeve 729, then the guardrail is taken out of the inner cavity of the limiting groove 6, and the scratched guardrail is checked, thereby realizing the automatic detection of the scraping prevention capability of the guardrail;
S4, when the clamping mechanism works, in addition, when the sliding block 722 moves, the sliding block drives the extrusion plate 732 to move on one side, meanwhile, the sliding block 737 slides on the sliding block 733 to increase the moving stability of the extrusion plate 732, one end of the extrusion plate 732 enters into the inner cavity of the chute 738 and extrudes the connecting block 734 through the chute 738, the connecting block 734 drives the strip plate 731 to extend out on the surface of the mounting plate 4 and clamped on the surfaces on two sides of the guardrail through the rubber layer 736, the fastening of the guardrail is completed, and when the extrusion plate 732 moves continuously, one end of the extrusion plate 732 passes through the connecting block 734 through the through hole 739, so that the movement of the sliding block 722 on the left and right is not influenced when the extrusion plate 732 moves continuously,
The outer door 2 is opened, so that the driving mechanism 71 can be maintained conveniently at a later stage, and tools can be stored in the inner cavity of the installation box 1 conveniently.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
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| CN202210537698.5A CN114894598B (en) | 2022-05-18 | 2022-05-18 | A device for detecting the scratch resistance of guardrail |
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| CN202210537698.5A CN114894598B (en) | 2022-05-18 | 2022-05-18 | A device for detecting the scratch resistance of guardrail |
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| CN213022705U (en) * | 2020-08-24 | 2021-04-20 | 南京爱宝文仪有限公司 | Carbon ribbon detection device |
| CN214939562U (en) * | 2021-04-26 | 2021-11-30 | 扬州市鑫通交通器材集团有限公司 | Road traffic sign tablet that tests speed convenient to maintain |
| CN215640690U (en) * | 2021-08-11 | 2022-01-25 | 东莞而基毕电子科技有限公司 | Mobile phone display screen scratch-resistant detection device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176159A (en) * | 2021-04-25 | 2021-07-27 | 洪婷 | Metal surface scratch testing arrangement for industrial manufacturing |
| CN114002145A (en) * | 2021-12-31 | 2022-02-01 | 常州市法尔睿智能制造有限公司 | Fill electric pile production and use intellectual detection system device |
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| CN114894598A (en) | 2022-08-12 |
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