CN114698317B - Slide rail with guide pin for electronic equipment case - Google Patents
Slide rail with guide pin for electronic equipment case Download PDFInfo
- Publication number
- CN114698317B CN114698317B CN202210344744.XA CN202210344744A CN114698317B CN 114698317 B CN114698317 B CN 114698317B CN 202210344744 A CN202210344744 A CN 202210344744A CN 114698317 B CN114698317 B CN 114698317B
- Authority
- CN
- China
- Prior art keywords
- slide rail
- sliding rail
- guide pin
- rail
- electronic equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 235000014676 Phragmites communis Nutrition 0.000 claims description 29
- 241001397809 Hakea leucoptera Species 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 230000000670 limiting effect Effects 0.000 description 15
- 238000005457 optimization Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1424—Card cages
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a sliding rail for an electronic equipment cabinet with a guide pin, which at least comprises an inner sliding rail and a guide pin sleeve matched with the sliding direction of the inner sliding rail, wherein the end part of the inner sliding rail is provided with the guide pin extending along the sliding direction of the inner sliding rail, the guide pin is inserted into the guide pin sleeve in a state that the inner sliding rail is folded to a limit position along the sliding direction, and the guide pin sleeve limits the radial serial movement of the guide pin. The invention can enable the electronic equipment cases to be mutually and closely installed, and does not occupy extra height space of the frame; meanwhile, the invention has a reinforcing effect on the chassis, so that the deformation of the chassis when vibrating is reduced.
Description
Technical Field
The invention relates to the field of electronic equipment structures, in particular to a sliding rail structure for mounting an electronic equipment cabinet and a rack.
Background
As electronic devices become smaller, the installation conditions of the electronic device cabinets become more and more severe, and the problem is well solved by the modularized machine room which is specialized at present. The modularized machine room is formed by splicing a plurality of cabinets according to installation specifications, the electronic equipment cabinets are uniformly stacked and installed in the rack through the sliding rails, and the front panel of each electronic equipment cabinet is fixed with the upright post of the rack through bolts. However, during actual operation, it is often found that bolts for fastening the front panel and the pillar come loose or even fall off.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a sliding rail with a guide pin for an electronic equipment cabinet, which has the following specific technical scheme:
the utility model provides a take guide pin's slide rail for electronic equipment machine case, includes an interior slide rail and one and cooperates in interior slide rail slip direction on the guide pin bush at least, interior slide rail's tip has the guide pin that extends along its slip direction, the guide pin is received in the guide pin bush in interior slide rail draws in to extreme limit position state down along the slip direction, the radial cluster of guide pin is moved along to the guide pin bush restriction guide pin.
As the optimization of the technical scheme of the invention, the sliding rail further comprises a middle sliding rail and an outer sliding rail, wherein the middle sliding rail and the outer sliding rail are provided with sliding grooves so that the section is in a C shape, the inner sliding rail moves along the sliding grooves of the middle sliding rail, and the middle sliding rail moves along the sliding grooves of the outer sliding rail.
As the optimization of the technical scheme of the invention, a reed groove is formed in the surface, which is attached to the middle sliding rail, of the inner sliding rail, a limit reed is fixed in the reed groove, a cylindrical boss is arranged in the middle of the limit reed, a corresponding limit hole is formed in the middle sliding rail, and the other end of the limit reed is a warping part.
As the optimization of the technical scheme of the invention, the cross section of the middle sliding rail is in a C shape, rollers are arranged on two opposite side surfaces of the middle sliding rail, the outer diameter of each roller protrudes out of the edge of the narrow edge of the middle sliding rail, a first groove for accommodating the protruding part of each roller is formed in the side surface of the inner sliding rail, which is close to the middle sliding rail, and a second groove for accommodating the protruding part of each roller is formed in the side surface of the outer sliding rail, which is close to the middle sliding rail.
As the optimization of the technical scheme of the invention, the middle sliding rail is provided with the avoidance holes.
As the preferable choice of the technical scheme of the invention, the inner slide rail is provided with a plurality of mounting holes along the length direction.
As the optimization of the technical scheme of the invention, the tail end of the middle sliding rail is provided with a thimble hole, the thimble hole is a countersunk blind hole, a thimble and a spring are embedded in the thimble hole, the spring presses the thimble to the bottom of a sliding groove of the outer sliding rail, and a thimble groove for the thimble to slide in is formed in the joint surface of the outer sliding rail and the middle sliding rail.
The panel of the electronic equipment case is provided with a loosening-preventing screw, when the case is completely pushed into the frame, the inner slide rail, the middle slide rail and the outer slide rail are completely overlapped, the guide pin is inserted into the guide pin sleeve, the loosening-preventing screw is screwed into a corresponding threaded hole in the frame and screwed, and the electronic equipment case is fixed on the frame together with the loosening-preventing screw. When the chassis needs maintenance, the screw is reversely screwed and loosened to enable the screw and the nut to be completely separated, and then the screw is pulled outwards, the guide pin is separated from the guide pin sleeve, and the chassis moves forwards along with the invention. When the inner slide rail moves to the maximum stroke, the inner slide rail is taken down together with the case, and the limit reed is required to be pressed inwards at the moment.
The beneficial effects of the invention are as follows: the invention can enable the electronic equipment cases to be mutually and closely installed, and does not occupy extra height space of the frame; meanwhile, the invention has a reinforcing effect on the chassis, so that the deformation of the chassis when vibrating is reduced.
Drawings
FIG. 1 is a diagram illustrating a mounting structure of a chassis and a rack of a conventional electronic device;
FIG. 2 is a schematic view showing a closed state of the slide rail;
FIG. 3 is a schematic drawing showing a state that the slide rail is pulled open;
FIG. 4 is a schematic view of the structure of the inner rail;
FIG. 5 is a schematic diagram of a limiting reed;
FIG. 6 is a schematic view of a middle rail;
FIG. 7 is an enlarged view of a portion of FIG. 6 at A;
FIG. 8 is a schematic view of the structure of the ejector pin and spring;
FIG. 9 is a schematic view of the outer rail;
fig. 10 is a schematic structural view of the outer slide mounting bracket.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments.
Examples
As shown in fig. 1, in the conventional mounting structure of an electronic device cabinet 101 and a rack 102, after the cabinet 101 is mounted, a front panel of the cabinet 101 is fixedly mounted on the rack 102 by bolts 103. In the existing installation structure, sliding rails are generally adopted, rail joints of the sliding rails commonly used in the market are all mutually moved by adopting a ball structure, and the inventor finds that the ball structure has design gaps and assembly gaps, and limit defects in the vertical direction and the horizontal direction of the ball structure are correspondingly present, but the inside of the electronic equipment cabinet 101 is provided with auxiliary components such as a fan and a hot fan besides working electric devices such as a capacitor, and the fan and the hot fan can form certain vibration once fully loaded, so that the whole electronic equipment cabinet 101 is driven to vibrate, and the external vibration environment is adopted, so that the part of the ball structure far away from the front panel has larger amplitude, so that the torque generated on the front upright post of the rack 102 is larger, and screw loosening and equipment failure are easy to occur.
On the basis of improving the sliding rail rolling structure, the invention innovatively adds the guide pin structure to reduce or even eliminate the amplitude of the far end (namely, the end far away from the front panel) of the electronic equipment cabinet 101, has good vibration reduction effect when the electronic equipment is in a vibration environment, and has good application prospect and market value.
Fig. 2 and 3 are schematic views of the whole structure of the sliding rail according to the present invention, wherein fig. 2 is a schematic view of the sliding rail in a closed state, and fig. 3 is a schematic view of the sliding rail in an open state. The sliding rail comprises an inner sliding rail 1, a middle sliding rail 2 and an outer sliding rail 3 from inside to outside in sequence, wherein the inner sliding rail 1 can move along the middle sliding rail 2, and meanwhile, the middle sliding rail 2 moves along the outer sliding rail 3; the inner slide rail 1 is provided with a guide pin 105 extending along the sliding direction, the frame 102 is provided with a guide pin sleeve 803 matched with the guide pin 105, when the inner slide rail 1 slides to a limit position state in the folding process, the guide pin 105 is inserted into the guide pin sleeve 803, and vibration of different rail sections of the slide rail due to design gaps and assembly gaps is prevented through the limiting effect of the guide pin sleeve 803 on the guide pin 105 along the radial direction.
As another embodiment of the present invention, the sliding rail may be configured as two sections of rails, four sections of rails, five sections of rails, etc., and the corresponding guide pins 105 are all disposed on the inner rail and cooperate with the guide pin sleeves 803, the guide pins 105 are fixed to the inner rail, and the guide pin sleeves 803 are also fixed to the frame 102.
As a more specific description of the above technical solution, the guide pin bush 803 is disposed on the outer slide rail mounting frame 8, the outer slide rail mounting frame 8 is used for fixedly mounting the outer slide rail 3, and the whole outer slide rail mounting frame 8 is fixedly mounted between two upright posts of the two frames 102. The guide pin bush 803 may be directly formed on the outer rail mounting frame 8, or may be mounted by fitting and fixing.
As shown in fig. 4, the inner rail 1 is schematically shown in structure, wherein (a) and (b) are respectively inner and outer views. The inner slide rail 1 is provided with a plurality of mounting holes 110 along the length direction, and the mounting holes 110 are positioned on the wide side of the inner slide rail 1 and are used for connecting the inner slide rail 1 with the electronic equipment cabinet 101; the two narrow sides of the inner slide rail 1 are provided with first grooves 120 which are symmetrically distributed, one end of each groove is closed and is used for being matched with the idler wheels on the middle slide rail 2, and the inner slide rail 1 is restrained to move outwards only along the long axis direction of the middle slide rail 2; the guide pin 105 is arranged at the extending end of the inner slide rail 1 matched with the middle slide rail 2, and the guide pin 105 can be directly integrally formed with the inner slide rail 1 or can be fixed after being formed; the broad edge of one side of the inner slide rail 1, which is close to the guide pin 105, is provided with a reed groove 130, a rivet hole 104 is designed in the reed groove 130, a limit reed 4 is fixed in the reed groove 130 through a rivet 5, and the limit reed 4 is arranged on the joint surface of the inner slide rail 1 and the middle slide rail 2 and is used for limiting the inner slide rail 1 to deviate from the middle slide rail 2 and limiting the maximum distance that the inner slide rail 1 can slide out along the middle slide rail 2.
As shown in fig. 5, the limiting reed 4 is a reed with high elasticity, one end of the limiting reed 4 is designed with a riveting hole 401, the riveting hole 401 is matched with a rivet 5 to fix the limiting reed 4 in the reed groove 130 of the inner slide rail 1, a cylindrical boss 402 is arranged in the middle of the limiting reed 4, when the inner slide rail 1 is pulled outwards to move to the tail end of the middle slide rail 2, the cylindrical boss 402 can slide into the corresponding limiting hole 203 on the middle slide rail 2, and the inner slide rail 1 is prevented from continuing to move forwards and separating from the middle slide rail 2, so that the electronic equipment case accidentally falls. The other end of the limit reed 4 is a warping portion 403, the warping portion 403 is opposite to the riveting hole 401, and the warping portion 403 is formed by bending the main body of the limit reed 4, so that the warping portion 403 and the limit reed 4 are not coplanar. When the electronic equipment cabinet 101 needs to be removed from the rack 102, the inner slide rail 1 and the middle slide rail 2 must be separated, the warping portion 403 at the tail end of the limit reed 4 is pressed at this time, the cylindrical boss 402 will be removed from the limit hole 203, the limit function is lost, and at this time, the inner slide rail 1 can be completely extracted from the middle slide rail 2.
Fig. 6 is a schematic structural view of the middle rail 2, wherein (a) and (b) are respectively inner and outer views. The middle slide rail 2 is a rod part with a C-shaped section, two narrow sides of the middle slide rail 2 are provided with rollers 201 capable of freely rolling, the rollers 201 can roll along the roller shafts 202, the outer diameter of the rollers 201 exceeds the thickness of the narrow sides, the inner side part of the rollers 201 is matched with the first groove 120, the outer side part of the rollers is matched with the second groove 301 of the outer slide rail, and the smoothness of the slide rail in drawing is improved by rolling friction; one end of the middle slide rail 2 is provided with a limiting hole 203, and the limiting hole 203 is matched with a cylindrical boss 402 on the limiting reed 4 to limit the inner slide rail 1 from sliding to the tail end of the middle slide rail 2 and falling off when being pulled out. The middle slide rail 2 is further provided with a avoiding hole 204 for providing a screwdriver operation space when the outer slide rail 3 is mounted on the outer slide rail mounting frame 8.
As shown in fig. 7, which is a partial enlarged view at a in fig. 6, the end of the middle slide rail 2 is provided with a thimble hole 205, and the thimble hole 205 is a countersunk blind hole for installing the thimble 6 and the spring 7. The thimble hole 205 is disposed on the joint surface of the middle slide rail 2 and the outer slide rail 3, the thimble 6 is mounted on the middle slide rail 2, the elastic force provided by the spring 7 limits the middle slide rail 2 from being separated from the outer slide rail 3, and simultaneously limits the maximum distance that the middle slide rail 2 can move along the outer slide rail 3.
As shown in fig. 8, the structure of the thimble 6 and the spring 7 is schematically shown, the thimble 6 is a shaft part with a T-shaped cross section, and is installed in the thimble hole 205 at the end of the middle sliding rail 2, the thimble 6 has a big thimble end 601 and a small thimble end 602, the big thimble end 601 is pressed on the spring 7, and the small thimble end 602 is propped against the wide edge of the outer sliding rail 3. When the middle slide rail 2 moves to the tail end of the outer slide rail 3, the small thimble end 602 slides into the thimble groove 302 of the outer slide rail 3, and the middle slide rail 2 is prevented from moving forwards and falling out by means of the elastic force provided by the spring 7.
As shown in fig. 9, which is a schematic structural view of the outer slide rail 3, the outer slide rail 3 is a rod part with a C-shaped cross section, and a second groove 301 with one closed end is designed on the inner side of two narrow sides for limiting the roller 201 of the middle slide rail 2 to only move outwards along the second groove 301; one end of the broadside is provided with a thimble groove 302 which is matched with the thimble 6 to be used for limiting the middle sliding rail 2 to move outwards continuously to be separated from the outer sliding rail 3; the middle part of the broadside is designed with a plurality of countersunk mounting holes 303 for fixing the outer slide rail 3 on the outer slide rail mounting frame 8.
As shown in fig. 10, the outer slide rail mounting frame 8 is schematically shown in the structure, and the outer slide rail mounting frame 8 is used for mounting the outer slide rail 3, and the outer slide rail 3 is fixed with the outer slide rail mounting frame 8 through a mounting screw 9, a locking washer 10, and a hexagonal nut 11. The outer slide rail mounting frame 8 is a bar-shaped part, and mounting holes 801 are formed in two ends of the outer slide rail mounting frame and are used for mounting slide rails on four upright posts of the frame 102; the middle part is designed with an outer slide rail mounting hole 802 for fixing the outer slide rail on the outer slide rail mounting frame; the outer slide rail mounting frame is provided with a guide pin sleeve 803 which is matched with the guide pin 105 on the inner slide rail 1 for use, so as to bear the weight of the tail of the chassis and limit the deformation of the tail of the chassis in the vertical and horizontal directions under the vibration environment.
The rivet 5 is a GB867 half-round head rivet, and is used for fixing the limit reed 4 to the rivet hole 104 on the inner rail 1.
The mounting screw 9, the anti-loosening washer 10 and the hexagonal nut 11 are national standard components and play a role in fixing the outer slide rail 3 and the outer slide rail mounting frame 8.
The invention has the characteristics of simple structure, good processability, high reliability and convenient installation.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting.
Claims (7)
1. The utility model provides a take slide rail for electronic equipment machine case of guide pin, its characterized in that includes an interior slide rail (1) and one cooperation in interior slide rail (1) slip direction's guide pin bush (803), interior slide rail (1) tip has guide pin (105) that extend along its slip direction, guide pin (105) socket joint in guide pin bush (803) in interior slide rail (1) are drawn together extremely limit position state along the slip direction, guide pin bush (803) restriction guide pin (105) are along radial cluster.
2. The slide rail for the electronic equipment cabinet with the guide pin according to claim 1, further comprising a middle slide rail (2) and an outer slide rail (3), wherein the middle slide rail (2) and the outer slide rail (3) are provided with slide grooves so that the cross section is in a 'C' -shape, the inner slide rail (1) moves along the slide grooves of the middle slide rail (2), and the middle slide rail (2) moves along the slide grooves of the outer slide rail (3).
3. The sliding rail with the guide pin for the electronic equipment cabinet according to claim 2, wherein the inner sliding rail (1) is attached to the surface of the middle sliding rail (2), a reed groove (130) is formed, a limit reed (4) is fixed in the reed groove (130), a cylindrical boss (402) is arranged in the middle of the limit reed (4), a corresponding limit hole (203) is formed in the middle sliding rail (2), and the other end of the limit reed (4) is a warping portion (403).
4. The sliding rail with the guide pin for the electronic equipment cabinet according to claim 2, wherein the cross section of the middle sliding rail (2) is in a 'C' shape, rollers (201) are installed on two opposite side surfaces of the middle sliding rail (2), the outer diameter of each roller (201) protrudes out of the narrow edge of the middle sliding rail (2), a first groove (120) for accommodating the protruding portion of each roller (201) is formed in the side surface, close to the middle sliding rail (2), of the inner sliding rail (1), and a second groove (301) for accommodating the protruding portion of each roller (201) is formed in the side surface, close to the middle sliding rail (2), of the outer sliding rail (3).
5. The sliding rail with the guide pin for the electronic equipment cabinet according to claim 2, wherein the middle sliding rail (2) is provided with an avoidance hole (204).
6. The slide rail for an electronic equipment cabinet with a guide pin according to claim 2, wherein the inner slide rail (1) has a plurality of mounting holes (110) along a length direction.
7. The sliding rail with the guide pin for the electronic equipment cabinet according to claim 2, wherein the tail end of the middle sliding rail (2) is provided with a thimble hole (205), the thimble hole (205) is a countersunk blind hole, a thimble (6) and a spring (7) are embedded in the thimble hole (205), the spring (7) presses the thimble (6) to the bottom of the sliding groove of the outer sliding rail (3), and a thimble groove (302) for the thimble (6) to slide in is formed in the joint surface of the outer sliding rail (3) and the middle sliding rail (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210344744.XA CN114698317B (en) | 2022-03-31 | 2022-03-31 | Slide rail with guide pin for electronic equipment case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210344744.XA CN114698317B (en) | 2022-03-31 | 2022-03-31 | Slide rail with guide pin for electronic equipment case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114698317A CN114698317A (en) | 2022-07-01 |
| CN114698317B true CN114698317B (en) | 2024-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210344744.XA Active CN114698317B (en) | 2022-03-31 | 2022-03-31 | Slide rail with guide pin for electronic equipment case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114698317B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3120872U (en) * | 2006-02-06 | 2006-04-20 | 川湖科技股▲分▼有限公司 | Interlocking localization structure of slide rail extension |
| CN201468546U (en) * | 2009-07-29 | 2010-05-19 | 朱建华 | Limiting device of drawer slide rail |
| JP3163033U (en) * | 2010-03-12 | 2010-09-30 | 尾野 繁夫 | Drawer sliding mechanism |
| CN207235304U (en) * | 2017-09-29 | 2018-04-13 | 郑州云海信息技术有限公司 | A kind of slide that server is installed on to equipment cabinets and chassis |
| CN208301311U (en) * | 2017-12-25 | 2019-01-01 | 陈明开 | A kind of drawer guideway with antihunting function |
| CN208446976U (en) * | 2018-02-01 | 2019-02-01 | 东莞市阿力玛机电科技有限公司 | It is a kind of can sequential movements three-sectional sliding-rail |
| CN208737366U (en) * | 2018-06-15 | 2019-04-12 | 美超微电脑股份有限公司 | Bolt lock structure and server with bolt lock structure |
| CN209152685U (en) * | 2018-11-01 | 2019-07-26 | 洛阳飞虎办公家具有限公司 | It is a kind of it is novel can sequential movements three-sectional sliding-rail |
| CN214507672U (en) * | 2021-02-04 | 2021-10-26 | 合肥同智机电控制技术有限公司 | Pluggable standard cabinet power supply plug box structure |
| CN215487218U (en) * | 2021-01-20 | 2022-01-11 | 广州广电智能科技有限公司 | Aluminum heavy guide rail |
| CN215529641U (en) * | 2021-06-29 | 2022-01-14 | 中国电子科技集团公司第三十八研究所 | Locking device for vehicle-mounted electronic equipment plug box |
-
2022
- 2022-03-31 CN CN202210344744.XA patent/CN114698317B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3120872U (en) * | 2006-02-06 | 2006-04-20 | 川湖科技股▲分▼有限公司 | Interlocking localization structure of slide rail extension |
| CN201468546U (en) * | 2009-07-29 | 2010-05-19 | 朱建华 | Limiting device of drawer slide rail |
| JP3163033U (en) * | 2010-03-12 | 2010-09-30 | 尾野 繁夫 | Drawer sliding mechanism |
| CN207235304U (en) * | 2017-09-29 | 2018-04-13 | 郑州云海信息技术有限公司 | A kind of slide that server is installed on to equipment cabinets and chassis |
| CN208301311U (en) * | 2017-12-25 | 2019-01-01 | 陈明开 | A kind of drawer guideway with antihunting function |
| CN208446976U (en) * | 2018-02-01 | 2019-02-01 | 东莞市阿力玛机电科技有限公司 | It is a kind of can sequential movements three-sectional sliding-rail |
| CN208737366U (en) * | 2018-06-15 | 2019-04-12 | 美超微电脑股份有限公司 | Bolt lock structure and server with bolt lock structure |
| CN209152685U (en) * | 2018-11-01 | 2019-07-26 | 洛阳飞虎办公家具有限公司 | It is a kind of it is novel can sequential movements three-sectional sliding-rail |
| CN215487218U (en) * | 2021-01-20 | 2022-01-11 | 广州广电智能科技有限公司 | Aluminum heavy guide rail |
| CN214507672U (en) * | 2021-02-04 | 2021-10-26 | 合肥同智机电控制技术有限公司 | Pluggable standard cabinet power supply plug box structure |
| CN215529641U (en) * | 2021-06-29 | 2022-01-14 | 中国电子科技集团公司第三十八研究所 | Locking device for vehicle-mounted electronic equipment plug box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114698317A (en) | 2022-07-01 |
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