CN113556902A - Corner connector for machine cabinet frame - Google Patents
Corner connector for machine cabinet frame Download PDFInfo
- Publication number
- CN113556902A CN113556902A CN202110795800.7A CN202110795800A CN113556902A CN 113556902 A CN113556902 A CN 113556902A CN 202110795800 A CN202110795800 A CN 202110795800A CN 113556902 A CN113556902 A CN 113556902A
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- close
- connecting block
- block
- connecting plug
- corner connector
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- 239000004576 sand Substances 0.000 claims description 5
- 230000008719 thickening Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a corner connecting piece of a rack frame, which relates to the technical field of connecting pieces and comprises connecting blocks, wherein three sides of the connecting blocks, which are close to each other, are fixedly connected with connecting plug bushes, frame rods are inserted into the connecting plug bushes, a corner bracket is arranged between every two adjacent connecting plug bushes, a flat plate is arranged in the middle of the corner bracket, threaded holes are formed in the positions, close to the close points of the two adjacent connecting plug bushes, of the connecting blocks, fastening bolts are slidably inserted into the flat plate, and one end, close to the connecting blocks, of each fastening bolt is inserted into the corresponding threaded hole in a threaded manner. According to the invention, the fastening bolt is screwed, the angle bracket is extruded to the connecting block, the clamping block is used for fastening the buckling hole, the frame rod is fastened and connected, the fastening bolt is reversely screwed out, the angle bracket is pushed outwards under the pushing of the elastic force of the spring, the clamping block is moved out of the buckling hole, the frame rod can be pulled out, the disassembly is completed, and the convenience and the firmness of the frame connection are greatly improved.
Description
Technical Field
The invention relates to the technical field of connecting pieces, in particular to a corner connecting piece for a frame of a machine cabinet.
Background
A cabinet is a freestanding or self-supporting enclosure for housing electrical or electronic equipment. Cabinets are typically configured with doors, removable or non-removable side panels and back panels. The cabinet is an indispensable component in the electrical equipment and is a carrier of the electrical control equipment. Typically made of cold rolled steel sheet or alloy. Can provide the protection functions of water resistance, dust prevention, electromagnetic interference resistance and the like for the storage equipment. Cabinets are generally classified into server cabinets, network cabinets, console cabinets, and the like. The rack frame often includes two liang of vertically stands, crossbeam and longeron, and these three can respectively form a 90 jiaos in the junction, so three's connection, generally need the angle connecting piece to connect, and current angle connecting piece structure is single, and every pole that needs the installation, all need a plurality of bolt assembly and angle connecting piece to be connected jointly and form a whole, lead to the installation comparatively complicated time-consuming, and when follow-up needs are disassembled, dismantle the trouble, have certain limitation.
Disclosure of Invention
The invention aims to provide a corner connecting piece of a machine cabinet frame, which aims to overcome the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme: the machine cabinet frame corner connecting piece comprises a connecting block, wherein three sides of the connecting block, which are close to each other, are fixedly connected with connecting plug bushes, a frame rod is inserted in the connecting plug bushes, a corner bracket is arranged between every two adjacent connecting plug bushes, a flat plate is arranged in the middle of the corner bracket, threaded holes are respectively formed in the positions, close to the close points of the two adjacent connecting plug bushes, of the connecting block, fastening bolts are slidably inserted in the flat plate, one ends, close to the connecting block, of the fastening bolts are inserted in the threaded holes in a threaded manner, a sliding groove is formed in one side, close to the corner bracket, of the connecting plug bushes, a clamping block is fixedly connected to one side, close to the connecting plug bushes, of the corner bracket, the clamping block is slidably mounted in the sliding groove, a buckling hole is formed in one end, close to the clamping block, of the frame rod, the clamping block is mutually clamped with the buckling hole, and a guide convex strip is fixedly connected to the inner wall of the connecting plug bushes, the frame pole is close to the position department of direction sand grip and has seted up the guide way, direction sand grip and guide way slip block.
Preferably, one side of the connecting plug bush close to the corner bracket is fixedly connected with two guide convex plates, and the corner bracket is slidably clamped on the inner sides of the two guide convex plates.
Preferably, a spring is arranged between one side of the flat plate close to the connecting block and the connecting block, an elastic washer is arranged on one side of the flat plate far away from the connecting block, and the elastic washer is sleeved outside the fastening bolt.
Preferably, one end of the threaded hole, which is close to the flat plate, is provided with a spring accommodating groove, and one end of the spring, which is far away from the flat plate, is clamped inside the spring accommodating groove.
Preferably, each connecting plug bush is internally provided with a rubber pad, and the shape of the rubber pad is the same as that of the end part of one end of the frame rod inserted into the connecting plug bush.
Preferably, each one end that the direction sand grip is close to the connecting block all is provided with the wedge end, the one end that the wedge end is close to the connecting block sets up the thickening gradually.
Preferably, a plurality of resistance-increasing convex points are fixedly connected to the inner side surface of the guide convex strip.
Preferably, the connecting block is located wherein two opposite sides of connecting the plug bush are provided with forked tail fixture block and forked tail draw-in groove respectively, forked tail fixture block fixed connection is in the outside of connecting block, the forked tail draw-in groove indent sets up in the inside of connecting block, just the cross sectional shape of forked tail fixture block and forked tail draw-in groove is the same.
In the technical scheme, the invention provides the following technical effects and advantages:
1. according to the invention, the fastening bolt is screwed to extrude the angle bracket to the connecting block, so that the clamping blocks at each end of the angle bracket move towards the inside of the connecting plug bush and the direction of the connecting block, the frame rod can be driven to move towards the deep inside of the connecting plug bush after the clamping blocks are inserted into the buckling holes, and the buckling holes are fastened by the clamping blocks after the fastening bolt is completely screwed, so that the fastening connection of each frame rod is ensured, the frame rods are prevented from being installed by a large number of bolts, when the frame needs to be disassembled, the fastening bolt is reversely screwed out, the angle bracket is pushed outwards under the pushing of the elasticity of the spring, the clamping blocks are moved out of the buckling holes, the frame rods can be pulled out, and the disassembly is completed, so that the convenience and the firmness of the frame connection are greatly improved;
2. according to the invention, the dovetail clamping grooves and the dovetail clamping blocks are respectively arranged on two sides of the connecting blocks, which are not provided with the connecting plug bushes, so that when a plurality of groups of cabinet frames are assembled, the positions of four connecting blocks on the tight sides of two groups of cabinet frames can be reasonably controlled, the dovetail clamping blocks on one side of the connecting blocks in one group of cabinet frames can be aligned to the dovetail clamping grooves on the other side of the connecting blocks in the other group of cabinet frames, and then the dovetail clamping blocks are mutually clamped, and the combined connection of two groups of cabinet frames or even a plurality of groups of cabinet frames can be realized, thereby further improving the functionality and the practicability of the corner connecting piece.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a longitudinal cross-sectional view of the present invention in an unlocked state.
Fig. 3 is a longitudinal sectional view in a locked state of the present invention.
FIG. 4 is an enlarged view of the portion A of FIG. 2 according to the present invention.
FIG. 5 is a schematic view of the two sets of corner connectors of the present invention in an assembled state.
Description of reference numerals:
1. connecting blocks; 11. connecting the plug bush; 12. a sliding groove; 13. a guide convex strip; 131. a wedge-shaped end; 132. resistance-increasing salient points; 14. a guide convex plate; 15. a threaded hole; 16. a spring receiving groove; 17. a rubber pad; 18. dovetail fixture blocks; 19. a dovetail slot; 2. a frame bar; 21. buckling holes; 22. a guide groove; 3. a corner bracket; 31. a flat plate; 32. a clamping block; 4. fastening a bolt; 41. a spring; 42. an elastic washer.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a corner connecting piece of a machine cabinet frame as shown in figures 1-4, which comprises a connecting block 1, wherein connecting plug bushes 11 are fixedly connected on three sides of the connecting block 1, which are close to each other, a frame rod 2 is inserted in the connecting plug bushes 11, a corner bracket 3 is arranged between two adjacent connecting plug bushes 11, a flat plate 31 is arranged in the middle of the corner bracket 3, threaded holes 15 are respectively formed in the positions, close to the close points of the two adjacent connecting plug bushes 11, of the connecting block 1, a fastening bolt 4 is slidably inserted in the flat plate 31, one end, close to the connecting block 1, of the fastening bolt 4 is screwed in the threaded hole 15, a sliding groove 12 is formed in one side, close to the corner bracket 3, of the corner bracket 3, which is close to the connecting plug bushes 11, a clamping block 32 is fixedly connected on one side, the clamping block 32 is slidably installed in the sliding groove 12, a buckling hole 21 is formed in one side, close to the clamping block 32, of the frame rod 2, which is positioned at one end, in the connecting plug bushes 11, the clamping block 32 is clamped with the buckling hole 21, the inner wall of the connecting plug bush 11 is fixedly connected with a guide convex strip 13, a guide groove 22 is formed in the position, close to the guide convex strip 13, of the frame rod 2, and the guide convex strip 13 is clamped with the guide groove 22 in a sliding mode;
further, in the above technical solution, one side of the connecting plug bush 11 close to the corner bracket 3 is fixedly connected with two guiding convex plates 14, and the corner bracket 3 is slidably engaged with the inner sides of the two guiding convex plates 14, so as to accurately guide the movement of the corner bracket 3;
further, in the above technical solution, a spring 41 is disposed between one side of the flat plate 31 close to the connecting block 1 and the connecting block 1, an elastic washer 42 is disposed on one side of the flat plate 31 away from the connecting block 1, and the elastic washer 42 is sleeved outside the fastening bolt 4, so that when the fastening bolt 4 is reversely screwed out, the angle bracket 3 is pushed outwards by the elastic force of the spring 41, the fixture block 32 is moved out of the fastening hole 21, and the frame rod 2 can be pulled out, thereby completing the disassembly;
further, in the above technical solution, one end of the threaded hole 15 close to the flat plate 31 is provided with a spring receiving groove 16, and one end of the spring 41 far from the flat plate 31 is engaged with the inside of the spring receiving groove 16 to receive the compressed spring 41;
further, in the above technical solution, a rubber pad 17 is disposed inside each of the connecting sleeves 11, and the shape of the rubber pad 17 is the same as the shape of the end of the frame rod 2 inserted into one end of the connecting sleeve 11, so as to buffer and protect the insertion of the frame rod 2;
further, in the above technical solution, one end of each guiding protruding strip 13 close to the connecting block 1 is provided with a wedge-shaped end 131, one end of each wedge-shaped end 131 close to the connecting block 1 is gradually thickened, and when the frame rod 2 is driven by the fixture block 32 to be deeply inserted, the surface of the frame rod 2 is further clamped by using the thickness change of the wedge-shaped end 131, so that the mounting firmness of the frame rod 2 is improved;
further, in the above technical solution, a plurality of resistance-increasing protrusions 132 are fixedly connected to the inner side surface of the guide protruding strip 13, so as to increase the installation friction of the frame bar 2;
the implementation mode is specifically as follows: in actual installation, a motor cabinet frame is to be formed, three groups of frame rods 2 to be connected are respectively inserted into corresponding connecting plug bushes 11, the frame rods 2 can be stably inserted by means of the guidance of the guide convex strips 13, the corner brackets 3 are arranged on the close sides between every two adjacent connecting plug bushes 11, the corner brackets 3 are in total three groups, the connecting blocks 1 and the corner brackets 3 are connected through the fastening bolts 4, so that after the frame rods 2 are inserted into the connecting plug bushes 11, the fastening bolts 4 are screwed, the corner brackets 3 are extruded towards the connecting blocks 1, the clamping blocks 32 at each end of the corner brackets 3 move towards the inside of the connecting plug bushes 11 and the direction of the connecting blocks 1, the frame rods 2 can be driven to move towards the deep inside of the connecting plug bushes 11 after the clamping blocks 32 are inserted into the fastening holes 21, and after the fastening bolts 4 are completely screwed, the clamping blocks 32 fasten the fastening holes 21, thereby ensuring the fastening connection of the frame rods 2, avoid using a large amount of bolts to install frame pole 2, and when needing to disassemble the frame, with fastening bolt 4 reverse back-screwing out, and then push out corner bracket 3 under the elasticity of spring 41 promotes, make fixture block 32 shift out detain hole 21, can extract frame pole 2, the completion is dismantled, thereby very big improvement the convenience and the fastness of frame connection, and through set up wedge end 131 in the inner of direction sand grip 13, when fastening bolt 4 installs frame pole 2 when screwing, because fixture block 32 makes its deep insertion to frame pole 2's drive, and then utilize the thickness change of wedge end 131, further press from both sides tightly the surface of frame pole 2, improve the fastness of frame pole 2 installation.
As shown in fig. 5, in the corner connector for a rack frame, dovetail fixture blocks 18 and dovetail grooves 19 are respectively arranged on opposite side surfaces of two connecting plug bushes 11 of the connecting block 1, the dovetail fixture blocks 18 are fixedly connected to the outside of the connecting block 1, the dovetail grooves 19 are arranged in the connecting block 1 in a concave manner, and the cross sections of the dovetail fixture blocks 18 and the dovetail grooves 19 are the same in shape;
the implementation mode is specifically as follows: through not installing the both sides of connecting plug bush 11 at connecting block 1 and setting up forked tail draw-in groove 19 and forked tail fixture block 18 respectively, and then when multiunit rack frame assembles, the position of four connecting blocks 1 of tight side is pasted mutually to two sets of rack frames of control that can be reasonable, and then can make among them a set of rack frame forked tail fixture block 18 of connecting block 1 one side aim at the forked tail draw-in groove 19 of connecting block 1 opposite side in another set of rack frame, and then make its block each other, can realize the built-up connection to two sets of even multiunit rack frame, thereby further the functionality and the practicality of corner connector have been improved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a rack frame corner connector, includes connecting block (1), the equal fixedly connected with in three sides that connecting block (1) are close to each other connects plug bush (11), the inside of connecting plug bush (11) is inserted and is equipped with frame pole (2), its characterized in that: an angle bracket (3) is arranged between two adjacent connecting plug bushes (11), a flat plate (31) is arranged in the middle of the angle bracket (3), threaded holes (15) are formed in positions, close to the approaching point of the two adjacent connecting plug bushes (11), of the connecting block (1), fastening bolts (4) are inserted into the flat plate (31) in a sliding mode, one end, close to the connecting block (1), of each fastening bolt (4) is inserted into the corresponding threaded hole (15) in a threaded mode, a sliding groove (12) is formed in one side, close to the angle bracket (3), of each connecting plug bush (11), a clamping block (32) is fixedly connected to one side, close to the corresponding connecting plug bush (11), of the angle bracket (3), the clamping block (32) is installed inside the corresponding sliding groove (12) in a sliding mode, a buckling hole (21) is formed in one side, close to the clamping block (32), of the frame rod (2), located at one end, inside the corresponding to the corresponding connecting plug bush (11), the clamping block (32) and the buckling hole (21) are clamped with each other, the inner wall of the connecting plug bush (11) is fixedly connected with a guide convex strip (13), a guide groove (22) is formed in the position, close to the guide convex strip (13), of the frame rod (2), and the guide convex strip (13) is clamped with the guide groove (22) in a sliding mode.
2. The rack frame corner connector of claim 1, wherein: one side of the connecting plug bush (11) close to the corner bracket (3) is fixedly connected with two guide convex plates (14), and the corner bracket (3) is clamped on the inner sides of the two guide convex plates (14) in a sliding manner.
3. The rack frame corner connector of claim 1, wherein: be provided with spring (41) between dull and stereotyped (31) one side that is close to connecting block (1) and connecting block (1), one side that connecting block (1) was kept away from in dull and stereotyped (31) is provided with elastic washer (42), the outside of fastening bolt (4) is located to elastic washer (42) cover.
4. The rack frame corner connector of claim 3, wherein: one end, close to the flat plate (31), of the threaded hole (15) is provided with a spring accommodating groove (16), and one end, far away from the flat plate (31), of the spring (41) is clamped inside the spring accommodating groove (16).
5. The rack frame corner connector of claim 1, wherein: each connecting plug bush (11) is internally provided with a rubber pad (17), and the shape of the rubber pad (17) is the same as that of the end part of one end of the frame rod (2) inserted into the connecting plug bush (11).
6. The rack frame corner connector of claim 1, wherein: every one end that direction sand grip (13) are close to connecting block (1) all is provided with wedge end (131), wedge end (131) are close to the one end thickening setting gradually of connecting block (1).
7. The rack frame corner connector of claim 1, wherein: the inner side surface of the guide convex strip (13) is fixedly connected with a plurality of resistance-increasing convex points (132).
8. The rack frame corner connector of claim 1, wherein: connecting block (1) is located wherein the opposition side of two connection plug bushes (11) is provided with forked tail fixture block (18) and forked tail draw-in groove (19) respectively, forked tail fixture block (18) fixed connection is in the outside of connecting block (1), forked tail draw-in groove (19) indent sets up in the inside of connecting block (1), just the cross sectional shape of forked tail fixture block (18) and forked tail draw-in groove (19) is the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110795800.7A CN113556902B (en) | 2021-07-14 | 2021-07-14 | Corner connecting piece for frame of machine cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110795800.7A CN113556902B (en) | 2021-07-14 | 2021-07-14 | Corner connecting piece for frame of machine cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113556902A true CN113556902A (en) | 2021-10-26 |
| CN113556902B CN113556902B (en) | 2022-11-18 |
Family
ID=78103085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110795800.7A Active CN113556902B (en) | 2021-07-14 | 2021-07-14 | Corner connecting piece for frame of machine cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113556902B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0150310A1 (en) * | 1984-01-28 | 1985-08-07 | Hubert Rüther | Plug type connector with device for transfer of torque |
| CN1450297A (en) * | 2002-04-09 | 2003-10-22 | 上海惠亚电子有限公司 | Assembling type rack frame structure |
| US20040178704A1 (en) * | 2001-01-13 | 2004-09-16 | Darren Saravis | Snap and slide together connectors |
| CN101434265A (en) * | 2008-12-18 | 2009-05-20 | 济南宝利斯工贸有限公司 | Splicing pair and splicing box body |
| CN201496352U (en) * | 2009-09-22 | 2010-06-02 | 中格复合材料（南通）有限公司 | Right-angle connector |
| KR100994046B1 (en) * | 2010-04-29 | 2010-11-11 | (주)대우가구 | Corner connector |
| CN201916307U (en) * | 2010-12-22 | 2011-08-03 | 上海诺地乐通用设备制造有限公司 | Angle connecting structure with elastic fastening piece for air handling unit heat-insulation panels |
| CN107076191A (en) * | 2014-08-01 | 2017-08-18 | 埃克哈德·希尔默 | Corner connector for rod-shaped profile elements |
| CN206570954U (en) * | 2017-02-07 | 2017-10-20 | 安徽奥睿德科技发展有限公司 | A kind of 4 hole right-angle connectors of application building support |
| KR20180033867A (en) * | 2016-09-26 | 2018-04-04 | 김진태 | frame connector and door comprising the same, furniture |
-
2021
- 2021-07-14 CN CN202110795800.7A patent/CN113556902B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0150310A1 (en) * | 1984-01-28 | 1985-08-07 | Hubert Rüther | Plug type connector with device for transfer of torque |
| US20040178704A1 (en) * | 2001-01-13 | 2004-09-16 | Darren Saravis | Snap and slide together connectors |
| CN1450297A (en) * | 2002-04-09 | 2003-10-22 | 上海惠亚电子有限公司 | Assembling type rack frame structure |
| CN101434265A (en) * | 2008-12-18 | 2009-05-20 | 济南宝利斯工贸有限公司 | Splicing pair and splicing box body |
| CN201496352U (en) * | 2009-09-22 | 2010-06-02 | 中格复合材料（南通）有限公司 | Right-angle connector |
| KR100994046B1 (en) * | 2010-04-29 | 2010-11-11 | (주)대우가구 | Corner connector |
| CN201916307U (en) * | 2010-12-22 | 2011-08-03 | 上海诺地乐通用设备制造有限公司 | Angle connecting structure with elastic fastening piece for air handling unit heat-insulation panels |
| CN107076191A (en) * | 2014-08-01 | 2017-08-18 | 埃克哈德·希尔默 | Corner connector for rod-shaped profile elements |
| KR20180033867A (en) * | 2016-09-26 | 2018-04-04 | 김진태 | frame connector and door comprising the same, furniture |
| CN206570954U (en) * | 2017-02-07 | 2017-10-20 | 安徽奥睿德科技发展有限公司 | A kind of 4 hole right-angle connectors of application building support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113556902B (en) | 2022-11-18 |
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Effective date of registration: 20240207 Address after: Room 301, Office Building, No. 186 West Second Ring South Road, Qiaoxi District, Shijiazhuang City, Hebei Province, 050000 Patentee after: Hebei ManHai Technology Co.,Ltd. Country or region after: China Address before: 239000 waist Industrial Park, Anhui, Chuzhou Patentee before: CHUZHOU CITY IN THE FRIENDS OF PRECISION MANUFACTURING CO.,LTD. Country or region before: China |