CN110799009B - Sliding rail - Google Patents
Sliding rail Download PDFInfo
- Publication number
- CN110799009B CN110799009B CN201910979140.0A CN201910979140A CN110799009B CN 110799009 B CN110799009 B CN 110799009B CN 201910979140 A CN201910979140 A CN 201910979140A CN 110799009 B CN110799009 B CN 110799009B
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- China
- Prior art keywords
- plate
- mounting plate
- guide
- bending
- sliding
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/18—Construction of rack or frame
- H05K7/183—Construction of rack or frame support rails therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/49—Sliding drawers; Slides or guides therefor with double extensible guides or parts
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention relates to a slide rail. The slide rail includes: a mounting plate fixedly connected to one of the fixed member and a sliding member sliding back and forth with respect to the fixed member; the first guide piece is fixed on the mounting plate, is bent and formed, and forms a guide groove extending in the front-back direction with the mounting plate; and the second guide piece is bent and formed, is fixedly connected with the other one of the fixed part and the sliding part, is provided with a limiting tongue which is bent and then extends into the guide groove, and can slide back and forth in the guide groove so as to realize the relative sliding of the second guide piece relative to the first guide piece and the mounting plate in the front and back direction. In the slide rail, the first guide part and the mounting plate are arranged in a split manner, and the first guide part and the second guide part are both formed by bending, so that the slide rail is simple in structure, does not need die sinking processing, can reduce the cost of the whole slide rail, and can ensure the miniaturization of the size of the whole slide rail.
Description
Technical Field
The invention relates to a slide rail.
Background
The sliding rail is commonly applied to a device capable of bearing articles, is used for enabling two objects to slide relatively, and is mainly used for a drawer, a car seat or an electric cabinet.
The traditional slide rail that uses on the existing market mainly includes two kinds: one is that the supporting and fixing part adopts section bars or castings, grooves are arranged on the supporting and fixing part, and protrusions matched with the grooves are arranged on the sliding part, most of the supporting and fixing parts made of the section bars or castings need to be processed by molds, and the cost is high; the other is that a structure of steel balls or balls is adopted between the fixed part and the sliding part, and when the relative movement distance between the fixed part and the sliding part is longer, the number of the required steel balls or balls is larger, so that the number of slide rail parts is larger, and the cost of the whole slide rail is higher.
Disclosure of Invention
The invention aims to provide a slide rail to solve the technical problem that the slide rail in the prior art is high in cost.
In order to achieve the purpose, the technical scheme of the slide rail is as follows: the slide rail includes: a mounting plate fixedly connected to one of the fixed member and a sliding member sliding back and forth with respect to the fixed member; the first guide piece is fixed on the mounting plate, is bent and formed, and forms a guide groove extending in the front-back direction with the mounting plate; and the second guide piece is bent and formed, is fixedly connected with the other one of the fixed part and the sliding part, is provided with a limiting tongue which is bent and then extends into the guide groove, and can slide back and forth in the guide groove so as to realize the relative sliding of the second guide piece relative to the first guide piece and the mounting plate in the front and back direction.
The invention has the beneficial effects that: the sliding rail comprises the mounting plate and the first guide piece which are arranged in a split mode, and further comprises the second guide piece, the mounting plate and the first guide piece are arranged in a split mode, the first guide piece and the second guide piece are both formed in a bending mode, the structure is simple, die sinking processing is not needed, the cost of the whole sliding rail can be reduced, and the size miniaturization of the whole sliding rail can be guaranteed.
Furthermore, the first guide piece is provided with two corresponding intervals in the left and right direction, correspondingly the guide groove with spacing tongue all is provided with two, and the notch of two guide grooves is arranged relatively. The slide rail structure that above-mentioned structure set up can effectively avoid the spacing tongue of second guide to deviate from in the direction of a left side and right side orientation from the direction recess, and the structural stability of multiplicable second guide and first guide and mounting panel in the relative slip in-process.
Furthermore, through holes used for being fixedly connected with the sliding component are formed in the first guide piece and the mounting plate. Above-mentioned structure setting can be convenient for sliding part snap-on mounting panel and first guide, can reduce intensity of labour, improves assembly efficiency, increases the joint strength between first guide and the mounting panel.
Furthermore, a rivet counter bore for fixing the first guide piece on the mounting plate is further arranged on the mounting plate. The fixed connection structure between the mounting plate and the first guide piece can avoid damaging the plastic coatings on the mounting plate and the first guide piece.
Furthermore, the first guide part is provided with a fixed bending plate fixed on the mounting plate, a vertical connecting plate, a parallel bending plate and a vertical bending plate which are formed by bending outwards in sequence, and a gap is formed between the vertical bending plate and the mounting plate, so that the mounting plate, the vertical connecting plate, the parallel bending plate and the vertical bending plate enclose a groove with a small belly, and the groove with the large belly is the guide groove. The guide groove structure can reduce the contact area between the second guide piece and the first guide piece, and further reduce the friction between the second guide piece and the first guide piece.
Furthermore, the edge of the vertical bending plate close to the mounting plate is provided with wire protection teeth. The edge of the vertical bending plate can be protected by the wire protection teeth, the edge of the vertical bending plate is prevented from being scratched or abraded, and the relative sliding resistance between the first guide piece and the second guide piece is reduced.
Furthermore, the edge of the limiting tongue extending into the guide groove is provided with wire protecting teeth. The edge of the limiting tongue can be protected by the wire protecting teeth, abrasion of the limiting tongue is reduced, and the wire protecting teeth are beneficial to reducing the resistance of relative sliding between the second guide piece and the first guide piece and between the second guide piece and the mounting plate.
Furthermore, the second guide piece is provided with a fixed side wall plate which is far away from the mounting plate and is parallel to the mounting plate and is used for being fixedly connected with the other one of the fixed part and the sliding part, a vertical side wall plate which is formed by bending towards the mounting plate, and a sliding side wall plate which is parallel to the mounting plate and extends into the guide groove to form the limiting tongue. The second guide piece is simple in structure and convenient to process and manufacture.
Furthermore, one of the mounting plate and the second guide member is provided with two limiting protrusions, and the other is provided with one or two stopping protrusions in stopping fit with the limiting protrusions, so that the sliding position of the sliding part relative to the fixed part is limited in the front-back direction. The arrangement of the limiting protrusion and the stopping protrusion can prevent the second guide part from being separated from the guide groove in the front-back direction.
Furthermore, the limiting protrusion is formed by integrally bending the mounting plate, and the stopping protrusion is formed by integrally bending the second guide piece. The limiting bulge and the stopping bulge formed by bending are convenient to process and manufacture.
Drawings
Fig. 1 is a schematic structural diagram of a slide rail according to embodiment 1 of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic structural view illustrating the second guiding member in FIG. 1 sliding relative to the guiding groove to a mutually blocked state of the limiting protrusion and the blocking protrusion;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the structure at B in FIG. 4;
FIG. 6 is a schematic view of the mounting plate of FIG. 1;
FIG. 7 is a schematic view of the assembly of the first guide member and the grommet in FIG. 1;
FIG. 8 is a schematic view of the second guide member and the grommet assembled in FIG. 1;
in the figure: 1-mounting plate, 2-first guide piece, 3-rivet counter bore, 4-guide groove, 5-fixed bending plate, 6-parallel bending plate, 7-vertical connecting plate, 8-vertical bending plate, 9-through hole, 10-second guide piece, 11-fixed side wall plate, 12-through hole, 13-vertical side wall plate, 14-sliding side wall plate, 15-wire protection tooth, 16-limit protrusion and 17-stop protrusion.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
as shown in fig. 1 to 5, the slide rail includes a mounting plate 1 for fixedly connecting with a sliding component, and a first guide member 2 fixed on the mounting plate 1, the first guide member 2 is formed by bending a metal plate so that the first guide member 2 and the mounting plate 1 enclose a guide groove 4 extending in a front-back direction, the slide rail further includes a second guide member 10 for fixedly connecting with a fixed component, the second guide member 10 is also formed by bending a metal plate, and the second guide member 10 has a limit tongue extending into the guide groove 4 after being bent, and the limit tongue can slide back and forth in the guide groove 4 so as to realize relative sliding of the second guide member 10 in the front-back direction with respect to the first guide member 2 and the mounting plate 1. The sliding rail in the embodiment is used in an electric power cabinet, the fixed part is a cabinet body part of the electric power cabinet, the sliding part is an electric control board, and the sliding rail in the embodiment can realize the back and forth sliding of the electric control board relative to the cabinet body part in the front and back directions.
In this embodiment, as shown in fig. 2, 3 and 6, the mounting plate 1 and the first guide 2 are both arranged to extend in the front-rear direction, the mounting plate 1 is a metal plate with a rectangular structure, the two first guide 2 are provided and are arranged at a relative interval in the left-right direction, the notches of the two guide grooves 4 formed between the first guide 2 and the mounting plate 1 are arranged relatively, and the mounting plate 1 is provided with a countersunk rivet 3 for fixedly connecting the two first guides 2, so that the first guide 2 and the mounting plate 1 are fixedly assembled.
In this embodiment, as shown in fig. 2, the first guiding element 2 is formed by bending a metal plate, the bent edges of the first guiding element extend along the length direction of the mounting plate 1, the first guiding element 2 is provided with a fixed bent plate 5 attached to the mounting plate 1, and a parallel bending plate 6 which is bent outwards and arranged in parallel with the mounting plate 1 at intervals, and a vertical connecting plate 7 which is connected with the fixed bending plate 5 and the parallel bending plate 6 and is arranged vertically to the mounting plate 1, and a vertical bending plate 8 which is connected with the edge of the parallel bending plate 6 and is vertically arranged with the mounting plate 1, a certain gap is arranged between the vertical bending plate 8 and the mounting plate 1, so that the mounting plate 1, the vertical connecting plate 7, the parallel bending plate 6 and the vertical bending plate 8 enclose a groove with a small mouth and a big belly, the groove with a small mouth and a large belly is the guide groove 4, and the gap between the vertical bending plate 8 and the mounting plate 1 forms a notch of the guide groove 4.
In this embodiment, as shown in fig. 1, 3, 6, and 7, the mounting plate 1 and the fixed bending plate 5 are provided with through holes 9 disposed correspondingly, so that the mounting plate 1 and the first guide 2 are both fixedly connected to the sliding component by rivets, and the rivet connection structure can avoid damaging the plastic coatings on the mounting plate 1 and the first guide 2, thereby helping to protect the appearances of the mounting plate 1 and the first guide 2, and also avoiding the deformation of the mounting plate 1 and the first guide 2, so that the guide groove 4 has better guidance.
In the present embodiment, as shown in fig. 2, the second guide 10 has a fixed side wall plate 11 which is away from the mounting plate 1 and is arranged in parallel with the mounting plate 1, a through hole 12 which is fixedly connected with a fixed component by a rivet is provided on the fixed side wall plate 11, two edges of the fixed side wall plate 11 in the left-right direction are bent toward the mounting plate 1 to form two vertical side wall plates 13 which are arranged perpendicular to the mounting plate 1, and the arrangement of the vertical side wall plates 13 can ensure that the fixed side wall plate 11 is arranged at an interval from the mounting plate 1. The second guide member 10 further has two sliding side wall plates 14 perpendicular to the vertical side wall plates 13 and extending outward relative to the second guide member 10 and extending into the corresponding guide grooves 4, the sliding side wall plates 14 can be guided and slid in the guide grooves 4 to slidably assemble the second guide member 10 with the guide grooves 4, and the sliding side wall plates 14 form limit tongues extending into the guide grooves 4 to perform a limit function to limit the second guide member 10 from coming out of the guide grooves 4.
In this embodiment, as shown in fig. 2 to 5 and 8, the edge of the sliding side wall plate 14 extending into the guide groove 4 is provided with the thread guard teeth 15 to prevent the groove wall of the guide groove 4 from directly contacting the sliding side wall plate 14 in the process of sliding the second guide 10 relative to the guide groove 4, so that the wear on the groove wall of the guide groove 4 and the sliding side wall plate 14 can be reduced, which is helpful for reducing the relative sliding resistance between the first guide 2 and the mounting plate 1 and the second guide 10.
In this embodiment, as shown in fig. 5 and 7, the edge of the vertically bent plate 8 close to the mounting plate 1 is also provided with a thread guard 15 to reduce the wear on the vertically bent plate 8 and the sliding side wall plate 14, and also to help reduce the resistance to relative sliding between the first guide member 2 and the second guide member 10.
The wire protecting teeth 15 are fixed on the vertical bending plate 8 and the sliding side wall plate 14 through adhesives, and lubricating oil is coated on the wire protecting teeth 15, so that the relative sliding resistance between the first guide piece 2 and the mounting plate 1 and the second guide piece 10 is further reduced, and the relative sliding between the sliding part and the fixed part is smoother.
In this embodiment, as shown in fig. 4, 5, 6 and 8, the mounting plate 1 is provided with a limiting protrusion 16 bent toward the second guiding member 10 at both end portions and a middle portion in the length direction, and the corresponding second guiding member 10 is provided with a stopping protrusion 17 bent toward the mounting plate 1 at both end portions in the length direction, and the stopping protrusion 17 is matched with the limiting protrusion 16, so as to limit the relative sliding distance between the first guiding member 2 and the mounting plate 1 and the second guiding member 10, prevent the second guiding member 10 from being separated from the guiding groove 4 in the front-rear direction, and increase the stability of the whole sliding rail in the sliding process.
Compare with the slide rail that adopts mould processing and use ball structure among the prior art, the slide rail part quantity in this embodiment is less, and first guide 2 and second guide 10 are bent by the metal sheet and are formed, moreover, the steam generator is simple in structure, be convenient for processing and assembly, help reducing the cost of whole slide rail, compare among the prior art first guide 2 and the integrative roll-in fashioned structure of mounting panel 1 and compare, the structural style that components of a whole that can function independently set up between first guide 2 and the mounting panel 1 in this embodiment, can realize the miniaturization of slide rail structure size.
it differs from example 1 in that: the mounting plate is fixedly connected with the fixed part, the second guide piece is fixedly connected with the sliding part, and in order to facilitate assembly among all parts, the fixed connection mode among all the parts can adopt bolt connection or screw connection, or the mounting plate can also adopt a welded connection mode with the first guide piece.
Embodiment 3 of the slide rail of the present invention:
it differs from example 1 in that: first guide is provided with one, corresponding second guide also is provided with one, and the perpendicular its length direction's of second guide cross section is the U-shaped, in a side of U-shaped stretches into the direction recess between first guide and the mounting panel, another side and the sliding part fixed connection of U-shaped, the length of mounting panel is greater than the length of second guide, and spacing arch sets up the both ends at the mounting panel, with the displacement distance of restriction second guide on mounting panel length direction, the slide rail part quantity that this kind of structure set up is less, be convenient for processing and assembly, need not to set up steel ball or steel ball, and need not the die sinking, help reducing the cost of whole slide rail, still can realize the miniaturization of whole slide rail structure size.
it differs from example 1 in that: the first guide part is only provided with a fixed bending plate, a parallel bending plate and a vertical connecting plate so as to form two guide grooves with opposite openings between the two first guide parts and the mounting plate, the cross section of each guide groove is U-shaped, and the sliding side wall plate extends into the guide grooves and can enable the second guide parts to slide in the guide grooves in a guiding manner.
it differs from example 1 in that: the second guide is provided with two, the perpendicular its length direction's of each second guide cross section is the U-shaped, a side of U-shaped stretches into in the direction recess, another side all is used for being connected with fixed part, the length of mounting panel is greater than the length of second guide, and spacing arch sets up the both ends at the mounting panel, with the displacement distance of restriction second guide on mounting panel length direction, the slide rail part quantity that this kind of structure set up is less, be convenient for processing and assembly, need not to set up steel ball or steel ball, and need not the die sinking, help reducing the cost of whole slide rail, still can realize whole slide rail structure size's miniaturization.
it differs from example 1 in that: the edges of the sliding side wall plate and the vertical bending plate are not provided with the wire protection teeth, lubricating oil is only smeared on the guide groove and the parts of the parts which are contacted with each other in the relative sliding process, and the sliding resistance between the first guide piece and the mounting plate and the second guide piece can also be reduced.
it differs from example 1 in that: the mounting plate is only provided with a limiting bulge facing the direction of the second guide piece in the middle in the length direction, and the limiting bulge can be matched with the stopping bulges at the two ends of the second guide piece so as to limit the sliding distance between the first guide piece and the mounting plate relative to the second guide piece; or a stopping bulge facing the mounting plate can be arranged in the middle of the fixed side wall plate of the second guide part, and the stopping bulge can be matched with the two limiting bulges on the first guide part to limit the sliding distance between the first guide part and the mounting plate relative to the second guide part.
Embodiment 8 of the slide rail of the present invention:
it differs from example 1 in that: the limiting bulges and the stopping bulges are respectively welded or fixed on the corresponding mounting plate and the fixed side wall plate through fasteners. The connection mode of the limiting protrusion and the stopping protrusion is convenient for processing and assembling.
Embodiment of the slide rail of the present invention 9:
it differs from example 1 in that: the sliding rail can be used in the drawer, the mounting plate and the first guide piece are fixedly connected with the drawer part, and the second guide piece is fixedly connected with the cabinet part where the drawer is located, so that the drawer can be pulled and pulled relative to the cabinet part.
Claims (5)
1. A slide rail, comprising:
a mounting plate fixedly connected to one of the fixed member and a sliding member sliding back and forth with respect to the fixed member;
the first guide piece is fixed on the mounting plate, is bent and formed, and forms a guide groove extending in the front-back direction with the mounting plate;
the second guide piece is bent and formed, is fixedly connected with the other one of the fixed part and the sliding part, and is provided with a limiting tongue which is bent and then extends into the guide groove, and the limiting tongue can slide back and forth in the guide groove so as to realize the relative sliding of the second guide piece relative to the first guide piece and the mounting plate in the front and back directions;
the first guide pieces are correspondingly arranged at intervals in the left-right direction, the corresponding guide grooves and the corresponding limiting tongues are both arranged, and the notches of the two guide grooves are oppositely arranged;
the first guide piece is provided with a fixed bending plate fixed on the mounting plate, and also provided with a vertical connecting plate, a parallel bending plate and a vertical bending plate which are formed by sequentially bending outwards, wherein the fixed bending plate and the mounting plate are arranged in a parallel fit manner, the parallel bending plate and the mounting plate are arranged in a parallel spaced manner, the vertical bending plate, the parallel bending plate and the vertical connecting plate form a U-shaped structure with an opening facing the mounting plate, the vertical connecting plate is connected to one end of the fixed bending plate close to the second guide piece, a gap is formed between the vertical bending plate and the mounting plate, so that the mounting plate, the vertical connecting plate, the parallel bending plate and the vertical bending plate enclose a groove with a small and big mouth, and the groove with a small and big mouth is the guide groove;
the second guide piece is provided with a fixed side wall plate which is far away from the mounting plate and is parallel to the mounting plate and is fixedly connected with the other one of the fixed part and the sliding part, a vertical side wall plate which is formed by bending towards the mounting plate direction, and a sliding side wall plate which is parallel to the mounting plate direction and extends into the guide groove to form the limiting tongue, wherein the edges of two sides of the fixed side wall plate in the width direction are connected with the vertical side wall plate, one end of each vertical side wall plate, far away from the fixed side wall plate, is respectively connected with the sliding side wall plate, the fixed side wall plate, the two vertical side wall plates and the two sliding side wall plates form a structure in a shape like a Chinese character 'ji', and the fixed side wall plate and the mounting plate are arranged in parallel at intervals; the edge that is close to the mounting panel of the board of bending perpendicularly is provided with the Protect wire tooth for reduce the board of bending perpendicularly and slide the wearing and tearing on the lateral wall board, the edge that stretches into the direction recess of spacing tongue is provided with the Protect wire tooth, is used for avoiding the relative gliding in-process cell wall of direction recess of second guide direct and slide the lateral wall board contact.
2. The slide rail of claim 1 wherein the first guide member and the mounting plate each have a through hole for fixedly connecting to the slide member.
3. The slide rail of claim 1 wherein the mounting plate is further provided with a rivet counterbore that secures the first guide member to the mounting plate.
4. The slide rail according to claim 1, wherein two limit protrusions are provided on one of the mounting plate and the second guide member, and one or two stop protrusions that are engaged with the limit protrusions are provided on the other guide member, so as to limit the sliding position of the sliding member with respect to the fixed member in the front-rear direction.
5. The slide rail of claim 4 wherein the stop protrusion is integrally formed by bending the mounting plate and the stop protrusion is integrally formed by bending the second guide member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910979140.0A CN110799009B (en) | 2019-10-15 | 2019-10-15 | Sliding rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910979140.0A CN110799009B (en) | 2019-10-15 | 2019-10-15 | Sliding rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110799009A CN110799009A (en) | 2020-02-14 |
| CN110799009B true CN110799009B (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910979140.0A Active CN110799009B (en) | 2019-10-15 | 2019-10-15 | Sliding rail |
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| Country | Link |
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| CN (1) | CN110799009B (en) |
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| JP4974908B2 (en) * | 2008-01-09 | 2012-07-11 | 日東工業株式会社 | Synthetic resin slide rail device |
| CN101609356A (en) * | 2008-06-17 | 2009-12-23 | 大讯科技股份有限公司 | Tool-free quick assembly and disassembly sliding track device |
| JP5009261B2 (en) * | 2008-09-30 | 2012-08-22 | 日本ピストンリング株式会社 | Manufacturing method of oil ring body |
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| CN201612346U (en) * | 2010-03-26 | 2010-10-27 | 苏永生 | Guide rail buffer |
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| CN103330395B (en) * | 2013-06-19 | 2016-12-28 | 华为技术有限公司 | A kind of carriage |
| CN204145956U (en) * | 2014-10-13 | 2015-02-04 | 泛亚电子工业(无锡)有限公司 | A kind of sliding rail structure |
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| TWI615111B (en) * | 2016-11-01 | 2018-02-21 | 川湖科技股份有限公司 | Slide rail assembly |
| CN206386389U (en) * | 2017-01-05 | 2017-08-08 | 泰州市创新电子有限公司 | A kind of ultra-thin three rows pearl slide rail and its supporter for display device |
| TWI615110B (en) * | 2017-01-19 | 2018-02-21 | 川湖科技股份有限公司 | Slide rail assembly |
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| CN108323969B (en) * | 2018-03-12 | 2023-05-12 | 无锡晶美精密滑轨有限公司 | Mechanical self-locking structure of sliding rail |
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| CN209267904U (en) * | 2018-09-21 | 2019-08-16 | 普联技术有限公司 | Side wall rail structure and cabinet |
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2019
- 2019-10-15 CN CN201910979140.0A patent/CN110799009B/en active Active
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| CN110799009A (en) | 2020-02-14 |
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Address after: No. 1666, Jinlong street, economic and Technological Development Zone, Xuchang City, Henan Province Applicant after: Henan Jingrui Cooling Technology Co., Ltd Address before: Xuchang City, Henan province 461000 Sunshine Avenue XJ Electric City Building 2 Applicant before: XUCHANG XUJI JINGRUI TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |