CN110137870B - Integrally-formed stainless steel cable bridge and preparation method thereof - Google Patents
Integrally-formed stainless steel cable bridge and preparation method thereof Download PDFInfo
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- CN110137870B CN110137870B CN201910510549.8A CN201910510549A CN110137870B CN 110137870 B CN110137870 B CN 110137870B CN 201910510549 A CN201910510549 A CN 201910510549A CN 110137870 B CN110137870 B CN 110137870B
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 34
- 239000010935 stainless steel Substances 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000005498 polishing Methods 0.000 claims description 16
- 238000012360 testing method Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000004080 punching Methods 0.000 claims description 9
- 238000010008 shearing Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000010009 beating Methods 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 3
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- 238000000227 grinding Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 229920000297 Rayon Polymers 0.000 description 2
- 238000007688 edging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Details Of Indoor Wiring (AREA)
Abstract
The invention discloses an integrally formed stainless steel cable bridge and a preparation method thereof in the technical field of cable accessories, and the integrally formed stainless steel cable bridge comprises a bottom plate, a left folded plate, a right folded plate, a left mounting plate and a right mounting plate, wherein the left side wall of the bottom plate is integrally connected with the left folded plate, and the right side wall of the bottom plate is integrally connected with the right folded plate, the integrally formed stainless steel cable bridge and the preparation method thereof can quickly and effectively prepare the cable bridge and simplify the steps through the combined application of accessories and the improvement of a preparation process, and a compression plate containing a top base plate and a bottom base plate is additionally arranged in the integrally formed stainless steel cable bridge, so that the strength and toughness of the stainless steel are increased, the situation that the stainless steel with strong ductility is locally settled and deformed after bearing is avoided, wherein the compression plate is expanded graphite powder and can be released from a left folded edge and a right folded edge after high, the cable is protected, the risk of open fire combustion is reduced, loss is effectively reduced, and the safety of information transmission is protected.
Description
Technical Field
The invention relates to the technical field of cable accessories, in particular to an integrally formed stainless steel cable bridge and a preparation method thereof.
Background
The cable is generally a rope-like cable formed by twisting several or several groups of wires (at least two in each group), each group of wires is insulated from each other and usually twisted around a center, and the whole outer surface is coated with a highly insulating coating, and the cable is applied to the fields of power systems, information transmission, instrument systems and the like.
The cable bridge is one of the accessories in the cable installation process, is divided into a groove type structure, a tray type structure, a ladder type structure, a grid type structure and the like, and comprises a support, a supporting arm, installation accessories and the like, the bridge in a building can be independently erected and also can be laid on various buildings (structures) and pipe gallery supports, the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like are reflected, and all parts need to be galvanized and installed on the outdoor bridge outside the building.
Present cable testing bridge is in preparation process, need process such as selecting materials, the cutting, polish, the welding is assembled, loaded down with trivial details nature is great, and the solder joint easily appears in the welding is assembled, the integration degree is lower, can't guarantee closely the type, adopt the cable testing bridge of stainless steel for raw and other materials, because stainless steel has certain ductility, intensity and toughness are not high, can appear after the atress that local subsides and link are not hard up, secondly when facing the conflagration condition, cable testing bridge under the high temperature is heated and is leaded to the condition of inside cable overheat combustion to take place occasionally, economic waste and information transmission's security has early become.
Disclosure of Invention
The invention aims to provide an integrally formed stainless steel cable bridge and a preparation method thereof, and aims to solve the problems that the existing cable bridge proposed in the background art needs to be subjected to the working procedures of material selection, cutting, polishing, welding, assembling and the like in the preparation process, is relatively complex, is easy to generate welding spots in the welding, is relatively low in integration degree, cannot ensure compactness, and is a cable bridge made of stainless steel as a raw material, because the stainless steel has certain ductility and low strength and toughness, local settlement and connection end looseness can occur after stress, and secondly, when a fire disaster situation is faced, the situation that an internal cable is overheated and burnt due to heating of the cable bridge at a high temperature sometimes occurs, so that economic waste and safety of information transmission are early caused.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an integrated into one piece stainless steel cable testing bridge, includes bottom plate, left folded plate, right folded plate, left mounting panel and right mounting panel, the left side wall integrated into one piece of bottom plate is connected left folded plate, the right side wall integrated into one piece of bottom plate is connected right folded plate, the preceding lateral wall fixed mounting of left folded plate left mounting panel, the back lateral wall fixed mounting of right folded plate right mounting panel, top backing plate bottom bonds there is the compression board, the bottom of compression board bonds there is the backing plate, the top integrated into one piece of left folded plate is connected with left hem, the top integrated into one piece of right folded plate is connected with right hem, left mounting hole has been seted up to the left side wall of left mounting panel, the circumference inner wall of left side mounting hole is pegged graft and is had the king post, the structure of right side mounting panel with the structure of left mounting.
Preferably, the left side wall of the left folding plate is provided with a left hole and an inclined groove, and the right side wall of the right folding plate is provided with a right hole.
A preparation method of an integrally formed stainless steel cable bridge comprises the following steps:
s1: plate pressing: selecting the top base plate and the bottom base plate, wherein the top base plate and the bottom base plate are made of aluminum plates, the bottom of the top base plate and the top of the bottom base plate are coated with viscose glue, the compression plate is clamped up and down, fixed for 15-25 min and pushed into a drying oven to be dried for 5-10 min, the drying temperature is 250-300 ℃, measurement is carried out, the size error range is controlled to be +/-0.1 mm, and a 0.2cm edging position is reserved for polishing;
s2: raw coiled material plate: bonding stainless steel plates on the top and the top of the top base plate and the bottom base plate, and matching with a coil machine, performing coil material pressing on the interlayer plate, wherein the pressing time is 30-40 min, the pressing pressure is 0.3-0.5 GPa, and dislocation and edge warping are not required to be guaranteed;
s3: leveling: utilizing a flat beating machine to beat the pressed and fixed bottom plate, wherein the bottom plate is required to be ensured to be horizontal, and the top and the bottom of the bottom plate can not have concave-convex radians;
s4: cutting: shearing the bottom plate according to requirements by using a shearing device, reserving a 2cm gap on each side in the shearing process, polishing four sides of the bottom plate by using a polishing device for 10min, polishing a bright surface, and rubbing the bottom plate at a high speed by using polishing powder to remove scratches in the process;
s5: punching a connecting hole: punching the left hole and the right hole on the top of the bottom plate by using a punching device, wherein the inner diameters of the left hole and the right hole are required to be consistent, and the inner diameters are polished for 2 min;
s6: folding the plate edges: after the top of the bottom plate is fixed, a bending device is used for carrying out left-right folding on the bottom plate, the folding angle is 90 degrees, the left folding edge and the right folding edge are formed respectively, the left folding edge and the right folding edge need to be kept to be the same in height, and the position of the left hole is aligned with the position of the right hole;
s7: folding the groove edge: fixing the top of the bottom plate again, and then inwards folding the tops of the left folded edge and the right folded edge for the second time by using a bending machine;
s8: fixing: according to the installation requirement, the left mounting plate and the right mounting plate are selectively utilized to be aligned with the left hole and the right hole, and after the main bolt rod is taken to be spliced, the main bolt rod is matched with a nut to be in threaded connection.
Compared with the prior art, the invention has the beneficial effects that: this kind of integrated into one piece stainless steel cable testing bridge and preparation method, through the combination application of accessory and the improvement of preparation technology, can be fast effectual prepare the cable testing bridge, the simplified step, the integration degree is high, and add the compression plate that contains top bolster and backing plate inside, the intensity toughness of stainless steel has been increased, avoid the strong stainless steel of ductility to appear the condition of local settlement deformation after the bearing, wherein the compression plate is expanded graphite powder, can release from the port department of left hem and right hem after meeting high temperature, fill the inner space of cable testing bridge, protect the cable, reduce open flame burning risk, effectively reduce the loss, protect the safety of information transmission.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation of the present invention;
FIG. 3 is a side schematic view of the present invention;
FIG. 4 is an internal schematic view of the present invention;
FIG. 5 is a schematic view of a top pad of the present invention;
FIG. 6 is a schematic flow chart of the present invention.
In the figure: 100 bottom panel, 110 top pad panel, 111 compression panel, 112 bottom pad panel, 200 left flap panel, 210 left hole, 220 left flap panel, 230 chute panel, 300 right flap panel, 310 right hole, 320 right flap panel, 400 left mounting panel, 410 left mounting hole, 420 king pin rod, 500 right mounting panel.
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.
The invention provides an integrally formed stainless steel cable bridge and a preparation method thereof, which can improve the processing speed, increase the strength toughness and have flame retardance, and please refer to fig. 1-6, and the integrally formed stainless steel cable bridge comprises a bottom plate 100, a left folded plate 200, a right folded plate 300, a left mounting plate 400 and a right mounting plate 500;
referring to fig. 5 again, the bottom plate 100 has a top pad 110 therein, specifically, a compression plate 111 is bonded to the bottom of the top pad 110, a bottom pad 112 is bonded to the bottom of the compression plate 111, and the compression plate 111 is made of expanded graphite powder;
referring to fig. 1-3 again, the bottom of the left folded plate 200 is fixedly mounted to the left sidewall of the bottom plate 100, specifically, the left sidewall of the bottom plate 100 is integrally connected to the left folded plate 200, the top of the left folded plate 200 is integrally connected to the left flap 220, and the left sidewall of the left folded plate 200 is provided with a left hole 210 and a chute 230;
referring to fig. 1 again, the bottom of the right folding plate 300 is fixedly installed with the right side wall of the bottom plate 100, specifically, the right side wall of the bottom plate 100 is integrally connected with the right folding plate 300, the top of the right folding plate 300 is integrally connected with the right folding edge 320, and the right side wall of the right folding plate 300 is provided with a right hole 310;
referring to fig. 1-2 again, the right side wall of the left mounting plate 400 is fixedly mounted to the left side wall of the left folded plate 200, specifically, the left mounting plate 400 is fixedly mounted to the front side wall of the left folded plate 200, the left side wall of the left mounting plate 400 is provided with a left mounting hole 410, and a main bolt rod 420 is inserted into the circumferential inner wall of the left mounting hole 410;
referring to fig. 2 again, the left side wall of the right mounting plate 500 is fixedly mounted to the right side wall of the right flap 300, specifically, the rear side wall of the right flap 300 is fixedly mounted to the right mounting plate 500, and the structure of the right mounting plate 500 is the same as that of the left mounting plate 400.
The invention also provides a preparation method of the integrally formed stainless steel cable bridge, which comprises the following steps:
referring to fig. 1-6, the method for manufacturing the integrally formed stainless steel cable tray includes the following steps:
s1: plate pressing: selecting a top base plate 110 and a bottom base plate 112, wherein the top base plate 110 and the bottom base plate 112 are made of aluminum plates, the bottom of the top base plate 110 and the top of the bottom base plate 112 are coated with viscose glue, a compression plate 111 is clamped up and down, fixed for 15-25 min and pushed into a drying box to be dried for 5-10 min, the drying temperature is 250-300 ℃, measurement is carried out, the size error range is controlled to be +/-0.1 mm, and a 0.2cm edging position is reserved for polishing;
s2: raw coiled material plate: adhering stainless steel plates on the top and the top of the top cushion plate 110 and the bottom cushion plate 112, and matching with a coil machine, performing coil material pressing on the interlayer plate, wherein the pressing time is 30-40 min, the pressing pressure is 0.3-0.5 GPa, and dislocation and edge warping are not required to be guaranteed;
s3: leveling: a flat beating machine is used for beating the pressed bottom plate 100, the bottom plate 100 is required to be ensured to be horizontal, and the top and the bottom of the bottom plate 100 cannot have concave-convex radians;
s4: cutting: shearing the bottom plate 100 as required by using a shearing device, reserving a 2cm gap on each side in the shearing process, polishing four sides of the bottom plate 100 by using a polishing device for 10min, polishing a bright surface, and rubbing the bottom plate 100 at a high speed by using polishing powder to remove scratches in the process;
s5: punching a connecting hole: punching a left hole 210 and a right hole 310 on the top of the bottom plate 100 by using a punching device, wherein the inner diameters of the left hole 210 and the right hole 310 are required to be consistent, and the inner diameters are polished for 2 min;
s6: folding the plate edges: after the top of the bottom plate 100 is fixed, the bottom plate 100 is folded left and right by using a bending machine, the folding angle is 90 degrees, a left folding edge 220 and a right folding edge 320 are respectively formed, the heights of the left folding edge 220 and the right folding edge 320 need to be kept the same, and the position of the left hole 210 is aligned with the position of the right hole 310;
s7: folding the groove edge: fixing the top of the bottom plate 100 again, and folding the tops of the left folding edge 220 and the right folding edge 320 inwards for the second time by using the bending machine;
s8: fixing: according to the installation requirement, the left mounting plate 400 and the right mounting plate 500 are selectively aligned with the left hole 210 and the right hole 310, and after the main bolt rod 420 is inserted, the nut is matched for threaded connection.
Examples
The integrally formed stainless steel cable bridge frame manufactured by the invention is compared with a common article in the market in a test process;
1. the two different cable bridges are processed, three groups of cable bridges are processed respectively, the processing is complete and free from looseness, and the processing speeds are compared.
2. The upper end and the lower end of the embodiment are simultaneously and forcefully extruded to the member by matching with a modulus of rupture device such as a modulus of rupture tester, and the MPA which can be born can be obtained by testing the MPA which can be broken under high pressure intensity.
3. Selecting different cable bridges by using a combustion furnace, placing the cable bridges into the furnace, continuously combusting the cable bridges by using open fire, and observing the internal cables after 30 min.
The test data are as follows:
| processing speed/min | Modulus of rupture/MPA | Flame retardancy/%) | |
| Example 1 | 60 | 69 | 96 |
| Reinspection | 58 | 70 | 95 |
| Comparative example 1 | 110 | 42 | 25 |
Through experimental comparison, the integrally-formed stainless steel cable bridge frame has the advantages of good strength, convenience in fire source blocking effect, high processing speed and high integration degree.
Synthesize above, through the combination application of accessory and the improvement of preparation technology, can be fast effectual prepare the cable testing bridge, the simplified step, the integration degree is high, and add the compression plate that contains top bolster and backing plate in inside, the intensity toughness of stainless steel has been increased, avoid the strong stainless steel of ductility to appear the condition of local settlement deformation after the bearing, wherein the compression plate is expanded graphite powder, can release from the port department of left hem and right hem after meeting high temperature, fill the inner space of cable testing bridge, protect the cable, reduce open fire burning risk, effectively reduce the loss, the safety of protection information transmission.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (3)
1. The utility model provides an integrated into one piece stainless steel cable testing bridge which characterized in that: comprises a bottom plate (100), a top cushion plate (110), a left folded plate (200), a right folded plate (300), a left mounting plate (400) and a right mounting plate (500), wherein the left side wall of the bottom plate (100) is integrally formed and connected with the left folded plate (200), the right side wall of the bottom plate (100) is integrally formed and connected with the right folded plate (300), the front side wall of the left folded plate (200) is fixedly mounted with the left mounting plate (400), the rear side wall of the right folded plate (300) is fixedly mounted with the right mounting plate (500), the bottom of the top cushion plate (110) is bonded with a compression plate (111), the bottom of the compression plate (111) is bonded with a bottom cushion plate (112), the top of the left folded plate (200) is integrally formed and connected with a left folded edge (220), the top of the right folded plate (300) is integrally formed and connected with a right folded edge (320), the left side wall of the left, the circumference inner wall of left side mounting hole (410) is pegged graft and is had main bolt pole (420), the structure of right side mounting panel (500) with the structure of left side mounting panel (400) is the same, the material of compression board (111) is the expanded graphite board, compression board (111) meet high temperature and follow left hem (220) with the port department release of right hem (320).
2. The integrally formed stainless steel cable tray of claim 1, wherein: the left side wall of the left folded plate (200) is provided with a left hole (210) and an inclined groove (230), and the right side wall of the right folded plate (300) is provided with a right hole (310).
3. A method of making an integrally formed stainless steel cable tray according to any one of claims 1-2, wherein: the preparation method of the integrally formed stainless steel cable bridge comprises the following steps:
s1: plate pressing: selecting the top base plate (110) and the bottom base plate (112), wherein the top base plate (110) and the bottom base plate (112) are made of aluminum plates, the bottom of the top base plate (110) and the top of the bottom base plate (112) are coated with adhesive, the compression plate (111) is clamped up and down, fixed for 15-25 min and pushed into a drying box to be dried for 5-10 min, the drying temperature is 250-300 ℃, measurement is carried out, the size error range is controlled to be +/-0.1 mm, and the edge grinding position of 0.2cm is reserved for polishing;
s2: raw coiled material plate: stainless steel plates are bonded on the top and the top of the top base plate (110) and the bottom base plate (112), and a coil rolling machine is matched to perform coil rolling and fixing on the sandwich plate, wherein the coil rolling and fixing time is 30-40 min, the pressing and fixing pressure is 0.3-0.5 GPa, and dislocation and edge warping are not required to be guaranteed;
s3: leveling: utilizing a flat beating machine to beat the pressed bottom plate (100), wherein the bottom plate (100) is required to be ensured to be horizontal, and the top and the bottom of the bottom plate (100) cannot have concave-convex radians;
s4: cutting: shearing the bottom plate (100) by using a shearing device according to requirements, reserving a 2cm gap on each side in the shearing process, polishing four sides of the bottom plate (100) by using a polishing device for 10min, polishing a bright surface, and rubbing the bottom plate (100) at a high speed by using polishing powder to remove scratches in the process;
s5: punching a connecting hole: punching a left hole (210) and a right hole (310) on the top of the bottom plate (100) by using a punching device, wherein the inner diameters of the left hole (210) and the right hole (310) are required to be consistent, and the inner diameters are polished for 2 min;
s6: folding the plate edges: after the top of the bottom plate (100) is fixed, a bending device is used for carrying out left-right folding on the bottom plate (100), the folding angle is 90 degrees, the left folding edge (220) and the right folding edge (320) are formed respectively, the heights of the left folding edge (220) and the right folding edge (320) need to be kept the same, and the position of the left hole (210) is aligned with the position of the right hole (310);
s7: folding the groove edge: fixing the top of the bottom plate (100) again, and then folding the tops of the left folding edge (220) and the right folding edge (320) inwards for the second time by using a bending device;
s8: fixing: according to the installation requirement, the left installation plate (400) and the right installation plate (500) are selectively aligned with the left hole (210) and the right hole (310), and after the main bolt rod (420) is taken out and inserted, a nut is matched for threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910510549.8A CN110137870B (en) | 2019-06-13 | 2019-06-13 | Integrally-formed stainless steel cable bridge and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910510549.8A CN110137870B (en) | 2019-06-13 | 2019-06-13 | Integrally-formed stainless steel cable bridge and preparation method thereof |
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| CN110137870A CN110137870A (en) | 2019-08-16 |
| CN110137870B true CN110137870B (en) | 2020-06-16 |
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| CN111064140B (en) * | 2019-12-26 | 2021-07-16 | 安徽华瑞桥架有限公司 | Ventilative type fire-resistant cable testing bridge |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2472379Y (en) * | 2000-12-14 | 2002-01-16 | 郭道华 | Stainless steel electric cable sheath |
| CN201475495U (en) * | 2009-09-15 | 2010-05-19 | 天津鼎泰钢结构有限责任公司 | One-step forming trough type cable bridge |
| CN203141935U (en) * | 2013-03-20 | 2013-08-21 | 湖北上大模具材料科技有限公司 | Aluminum-plastic composite plate |
| CN204886055U (en) * | 2015-08-29 | 2015-12-16 | 北京东豪建设集团有限公司 | Cable bridge installation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5717400B2 (en) * | 2010-11-02 | 2015-05-13 | 株式会社ニフコ | Grommet |
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2019
- 2019-06-13 CN CN201910510549.8A patent/CN110137870B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2472379Y (en) * | 2000-12-14 | 2002-01-16 | 郭道华 | Stainless steel electric cable sheath |
| CN201475495U (en) * | 2009-09-15 | 2010-05-19 | 天津鼎泰钢结构有限责任公司 | One-step forming trough type cable bridge |
| CN203141935U (en) * | 2013-03-20 | 2013-08-21 | 湖北上大模具材料科技有限公司 | Aluminum-plastic composite plate |
| CN204886055U (en) * | 2015-08-29 | 2015-12-16 | 北京东豪建设集团有限公司 | Cable bridge installation |
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