CN113985316A - Cable fault positioning and maintaining device and method for machine room server - Google Patents
Cable fault positioning and maintaining device and method for machine room server Download PDFInfo
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- CN113985316A CN113985316A CN202111260258.1A CN202111260258A CN113985316A CN 113985316 A CN113985316 A CN 113985316A CN 202111260258 A CN202111260258 A CN 202111260258A CN 113985316 A CN113985316 A CN 113985316A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 238000005452 bending Methods 0.000 claims abstract description 18
- 238000012423 maintenance Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 6
- 239000003086 colorant Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 5
- 230000002427 irreversible effect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
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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
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
Abstract
The invention discloses a cable fault positioning and maintaining device and method for a machine room server, and relates to the technical field of machine room server maintenance. In the invention: a pressure detection area and a turning detection area are arranged on the upper side of the positioning substrate, and a zone indicator lamp is arranged on one side of the turning detection area; the direction-changing detection area comprises a plurality of strip-shaped detectors which are sequentially arranged, and the position indicator lamp comprises a plurality of LED indicator lamps; the positioning base plate is provided with a plurality of guide base blocks distributed along the adjusting guide grooves, one side of each guide base block is fixedly connected with a straight plate, the other side of each straight plate is provided with a bent plate, the straight plate and the guide base blocks are arranged at the same side, an inwards concave curved groove is formed in the bent plate, the straight plate and the guide base blocks, and an elastic clamping plate parallel to the straight plate is elastically guided to one side of the straight plate. The invention realizes the positioning, clamping and maintenance of the cable part of the fault cable extending out of the cabinet body of the server of the machine room, and avoids the cable breakage caused by excessively and continuously bending the cable in the process of pulling the cable or clamping the cable.
Description
Technical Field
The invention relates to the technical field of maintenance of machine room servers, in particular to a cable fault positioning and maintaining device and method for a machine room server.
Background
The machine rooms generally refer to places for storing servers and providing IT (information technology) services for users and employees, such as telecommunications, network communication, mobile, double-line, electric power, governments or enterprises, and the like, are dozens of small machine rooms, which are generally used for placing twenty machine cabinets, and tens of thousands of large machine rooms, which are used for placing thousands of machine cabinets, and are managed by professionals in each machine room to ensure normal operation of services.
In the computer lab server, the cable is numerous, and in carrying out routine maintenance or maintenance process to the computer lab, the cable is the important part of overhauing absolutely, after the cable fault of being qualified for the next round of competitions, technical staff finds trouble cable after, sometimes need carry out test, repair etc. of certain time to cable or cable end.
However, the cables or cable ends are drawn out of the server cabinet, excessive bending of the cables cannot be noticed sometimes, especially for some optical cables, although the optical cables are not folded in half, the excessive bending is realized, and in addition, the protective layer on the outer surface still has damage probability after the optical cables or the optical cables are in a high-heat machine room for a long time, and the overall bending resistance of the optical cables or the cable ends is known after the protective layer on the outer surface is damaged.
Disclosure of Invention
The invention aims to solve the technical problem of providing a cable fault positioning and maintaining device and a cable fault positioning and maintaining method for a machine room server, which are used for positioning, clamping and maintaining a cable part of a fault cable extending out of a cabinet body of the machine room server, and avoiding cable breakage caused by excessively and continuously bending the cable in the process of pulling the cable or clamping the cable.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention provides a cable fault positioning and maintaining device for a machine room server, wherein a pressure detection area and a turning detection area are arranged on the upper side of a positioning substrate, and a zone indicator lamp is arranged on one side of the turning detection area; the pressure detection area is provided with a plurality of pressure sensors which are uniformly distributed, the upper side surface of each pressure sensor is provided with a pressure indicating lamp, one side of each pressure sensor is provided with a detection rod, and the end side of each detection rod is provided with an arc-shaped end plate; the direction-changing detection area comprises a plurality of strip-shaped detectors which are sequentially arranged, and the position indicator lamp comprises a plurality of LED indicator lamps which are aligned with the strip-shaped detectors; the positioning base plate is provided with an adjusting guide groove, the positioning base plate is provided with a plurality of guide base blocks distributed along the adjusting guide groove, one side of each guide base block is fixedly connected with a straight plate, the other side of each straight plate is provided with a bent plate, the straight plate and the guide base blocks are arranged at the same side of the concave curved groove, and one side of the straight plate is elastically guided to be provided with an elastic clamping plate parallel to the straight plate.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: the pressure indicator lamp is internally provided with at least two LED patches with colors for display; LED patches with at least two colors for display are arranged on the LED indicator light of the zone indicator light.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: the end side of the bent plate is provided with a notch structure, a guide wheel is arranged in a groove structure at the end side of the bent plate, and the diameter size of the guide wheel is the same as the width size of the bent plate.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: one side of the straight board is configured with a side position box, a horizontal guide rod with one end inserted into the side position box is installed in the straight board in a guiding manner, one side of the horizontal guide rod is fixedly connected with the elastic clamping plate, a limiting plate is fixedly connected with the end side of the horizontal guide rod inserted into the side position box, and an inner spring is sleeved on the rod body part inserted into the side position box.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: the straight plate is provided with a guide rod through hole, and the horizontal guide rod movably penetrates through the guide rod through hole of the straight plate; the concave curved groove of the straight plate is positioned at the upper side of the guide rod through hole, and the vertical height of the elastic clamping plate is the same as that of the straight plate.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: vertical screw thread through groove has been seted up to the direction base block, and vertical threaded rod is installed to the screw thread through groove of direction base block, and the cap is revolved in the upper end of vertical threaded rod, and the lower extreme fixedly connected with of vertical threaded rod installs the spacing dish in the regulation guide slot of location base plate.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: the adjusting guide groove of the positioning base plate is divided into an upper guide groove positioned on the upper layer and a lower clamping groove positioned on the lower layer, and the upper guide groove is communicated with the lower clamping groove; the vertical threaded rod is downwards inserted into the upper guide groove and the lower clamping groove, and the limiting disc is installed in the lower clamping groove; the lower side of the guide base block is provided with a guide lower bulge which is installed in the upper guide groove in a guide way.
As an optimal technical scheme of the cable fault positioning and maintaining device in the invention: the central point of location base plate downside puts the fixed swivel mount that disposes and installs the pillar pole on the swivel mount, and the swivel mount disposes the rotatory location structure that is used for fixed swivel mount and pillar pole relative motion, and pillar pole downside fixed mounting has the base.
The invention relates to a cable fault positioning and maintaining method for a machine room server, which comprises the following steps:
(1) the positioning substrate is adjusted to the same horizontal position of the cable to be processed through the base and the support post rod.
(2) And loosening the rotary positioning structure on one side of the rotary sleeve to enable the positioning substrate to rotate freely.
(3) Aligning a straight plate on the upper side of the positioning substrate with the moving range of the cable, pulling the cable into the positioning substrate to penetrate through a position indicating lamp, a turning detection area and a pressure detection area, pulling an elastic clamping plate outwards, protruding the end part of the cable out of the positioning substrate after the cable penetrates through the straight plate and the elastic clamping plate, loosening the elastic clamping plate, and preliminarily positioning the cable; wherein, pull the cable in-process, the location base plate does not have exogenic action, and the location base plate freely rotates along with cable traction force.
(4) The cable penetrates through the turning detection area, and a plurality of strip-shaped detectors in the turning detection area detect the continuous shielding part of the cable; the length dimension of a cable continuously shielding a turning detection area is set to be L, the width dimension of a strip-shaped detector is set to be h, and a turning ratio lambda is L/h; when the turning ratio lambda is more than lambda0Wherein λ is0If the reference turning ratio is the cable reference turning ratio, the cable is excessively bent, the shielded strip-shaped detector sends a signal to the PCB, and the LED indicator lamp corresponding to the zone bit indicator lamp is controlled by the PCB to send warning light; when the turning ratio lambda is less than or equal to lambda0And the bending degree of the cable is in a bearable range, the blocked strip detector sends a signal to the PCB, and the LED indicating lamp corresponding to the PCB control zone bit indicating lamp sends out width indicating light.
(5) When the LED indicating lamp that the position indicating lamp corresponds sent warning light, the cap is revolved in the pine unloading, will whole directly to board, crooked board push gradually in, until the LED indicating lamp that the position indicating lamp corresponds sends and shows wide colour light, stops directly to board, crooked inboard push, screws and revolves the cap.
(6) The cable is through pressure detection district, and the cable exerts pressure to the arc end plate, and pressure sensor detects the pressure intensity of cable to the arc end plate, and is different according to pressure intensity, and the pressure indicator of pressure sensor upside shows the light of corresponding colour, according to the display light colour of pressure indicator, and moderate degree rotational positioning base plate, when pressure indicator shows low pressure light or no pressure light-free time, the stall location base plate to the rotational positioning structure of screwing fixes the rotational position of location base plate.
The invention relates to a preferable technical scheme of a cable fault positioning and maintaining method, which comprises the following steps: the PCB board is preset with a storage module, the side of the positioning substrate is provided with a data interface connected with the PCB board, and the storage module is internally preset with a cable reference turning ratio lambda0。
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the positioning substrate which can be positioned in a lifting manner is matched with the position of the fault cable which is led out of the cabinet body of the machine room server, so that the cable part of the fault cable which extends out of the cabinet body of the machine room server is positioned, clamped and maintained, and meanwhile, the bending state in the cable clamping process is detected and displayed, so that the cable breakage caused by excessively and continuously bending the cable in the cable pulling or cable clamping process is avoided.
Drawings
Fig. 1 is a schematic structural view of a positioning substrate (1 in a top view) of the cable fault positioning and maintaining device of the present invention;
FIG. 2 is a schematic diagram of a portion of the structure of location detection according to the present invention;
FIG. 3 is a schematic structural view (in cross section) of a guide base block and a positioning base plate according to the present invention;
FIG. 4 is a schematic view of a lifting and lowering structure of a positioning substrate according to the present invention;
wherein: 1-positioning a substrate; 2-a pressure detection zone; 3-a direction-changing detection area; 4-zone bit indicator light; 5-adjusting the guide groove; 6-guiding the base block; 7-a straight board; 8-bending the plate; 9-an elastic clamping plate; 10-a guide wheel; 11-a pressure sensor; 12-a pressure indicator light; 13-a probe rod; 14-an arc-shaped end plate; 15-a cable; 16-a horizontal guide bar; 17-lateral position box; 18-inner limiting plate; 19-an internal spring; 20-a bar detector; 21-concave curved groove; 22-guide rod through hole; 23-screwing the cap; 24-a vertical threaded rod; 25-threaded through grooves; 26-guide downward protrusions; 27-upper guide groove; 28-lower clamping groove; 29-a limiting disc; 30-a rotating sleeve; 31-strut rods; 32-a rotational positioning structure; 33-a base; 34-terminal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Referring to fig. 1 and 4, the guide base block 6 can move on the adjusting guide slot 5 of the positioning base plate 1, and can be screwed and reinforced by screwing the screw cap 23, and the fixed positioning of the guide base block 6 can be completed by screwing the screw cap 23 upwards. The guide wheel 10 on the end side of the bent plate 8 can roll with the cable when the cable is pulled, so that the cable is prevented from being pulled dry and unsmooth.
The elastic clamping plate 9 is pulled open, the cable is placed between the elastic clamping plate 9 and the straight plate 7, and the cable is clamped and positioned after the elastic clamping plate 9 is loosened.
The pressure indicator lamp 12 of the pressure sensor 11 has three states: no lights, green lights and red lights. The pressure indicator light 12 can display a red light or a green light, and when the light is not displayed, the situation that the cable does not touch the arc-shaped end plate 14 is shown; when a green light is displayed, the cable causes less pressure on the arc-shaped end plate 14, and the cable can bear within the extrusion strength range or the cable pulling strength is within the bearing range; a red light is shown indicating that the cable is exerting a greater pressure on the curved end plate 14, possibly exceeding the crushing or pulling strength that the cable itself can withstand.
Example two
Referring to fig. 3, the base 33 may be a hydraulic base capable of being controlled linearly, and the hydraulic base may be lifted up and down by the support rod 31, so as to drive the positioning substrate 1 to move up and down, thereby facilitating the maintenance and fixation of cables at different height positions. When the positioning substrate 1 needs to be rotated, the rotating positioning structure 32 is released.
Of course, the support rod 31 and the base 33 can be simply matched in a drawing manner, a threaded rotary rod capable of being manually controlled is installed at the matching position of the base 33 and the support rod 31, the threaded rotary rod is loosened, the support rod 31 is vertically drawn, and then the threaded rotary rod is screwed to complete the fixation of the support rod 31.
EXAMPLE III
Referring to fig. 1 and 3, the positioning substrate 1 is mounted on the upper side of the supporting rod 31, the rotating positioning structure 32 may be a threaded rod structure with a hand-screwed cap, the rotating sleeve 30 is provided with a threaded through groove structure, before the rotating positioning structure 32 is screwed, the positioning substrate 1 and the rotating sleeve 30 can rotate freely, a bearing ring may be disposed between the top of the supporting rod 31 and the rotating sleeve 30, so as to greatly reduce the rotating friction force of the positioning substrate 1, and the rotating positioning structure 32 needs to be disposed below the bearing ring, so as to facilitate the operation of the rotating positioning structure 32.
Example four
In the present invention, the cable is referenced to the turning ratio λ0The cable bending angle does not influence the reference value of the cable property at all, even if the cable bending angle is slightly larger than the reference turning ratio lambda of the cable0There is no irreversible damage to the cable, i.e. only when the cable has reached λ -bending0When + Δ m, the cable is really damaged, and Δ m is increased to a certain extent.
The strip-shaped detector 20 can adopt a photoelectric sensor, a photoelectric signal of the photoelectric sensor is shielded by a cable above the photoelectric sensor, the LED indicating lamp corresponding to the zone bit indicating lamp 4 can display red light or green light, and when the bending state of the cable is in a bearable range, the LED indicating lamp corresponding to the zone bit indicating lamp 4 displays a green light with a width indicating function; when the cable bending state exceeds the standard, the LED pilot lamp that zone bit pilot lamp 4 corresponds shows ruddiness and reminds, and the people of being convenient for avoid continuing to drag the cable at the overall arrangement of the in-process adjustment cable of location cable in time, and the irreversible damage that the crooked degree of deterioration of aggravation cable leads to.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a cable fault location maintenance device for computer lab server which characterized in that:
the device comprises a positioning substrate (1), wherein a pressure detection area (2) and a turning detection area (3) are arranged on the upper side of the positioning substrate (1), and a zone indicator lamp (4) is arranged on one side of the turning detection area (3);
the pressure detection area (2) is provided with a plurality of pressure sensors (11) which are uniformly distributed, the upper side surface of each pressure sensor (11) is provided with a pressure indicator lamp (12), one side of each pressure sensor (11) is provided with a detection rod (13), and the end side of each detection rod (13) is provided with an arc-shaped end plate (14);
the direction-changing detection area (3) comprises a plurality of strip-shaped detectors (20) which are sequentially arranged, and the position indicator lamp (4) comprises a plurality of LED indicator lamps which are aligned with the strip-shaped detectors (20);
an adjusting guide slot (5) has been seted up in positioning substrate (1), a plurality of direction base blocks (6) that distribute along adjusting guide slot (5) are installed in positioning substrate (1), direction base block (6) one side fixedly connected with is directly to board (7), it is directly equipped with crooked board (8) to board (7) opposite side, crooked board (8), directly to board (7) and direction base block (6) the homonymy seted up indent curved surface groove (21), directly to one side elastic guide of board (7) install with directly to the parallel elasticity grip block (9) of board (7).
2. The cable fault location and maintenance device for the machine room server as claimed in claim 1, wherein:
LED patches with at least two colors for display are arranged in the pressure indicator lamp (12);
LED patches with at least two colors for display are arranged in the LED indicator light of the zone indicator light (4).
3. The cable fault location and maintenance device for the machine room server as claimed in claim 1, wherein:
the bending plate is characterized in that a notch structure is formed in the end side of the bending plate (8), a guide wheel (10) is arranged in a groove structure on the end side of the bending plate (8), and the diameter size of the guide wheel (10) is the same as the width size of the bending plate (8).
4. The cable fault location and maintenance device for the machine room server as claimed in claim 1, wherein:
one side of directly to board (7) disposes side position box (17), directly to board (7) go up the direction and install horizontal guide bar (16) that one end inserted in side position box (17), one side and elasticity grip block (9) fixed connection of horizontal guide bar (16), horizontal guide bar (16) insert the interior limiting plate of distolateral fixedly connected with (18) in the side position box, horizontal guide bar (16) insert the body of rod part cover in side position box (17) and are equipped with inside spring (19).
5. The cable fault location and maintenance device for the machine room server according to claim 4, wherein:
a guide rod through hole (22) is formed in the straight plate (7), and the horizontal guide rod (16) movably penetrates through the guide rod through hole (22) of the straight plate (7);
the concave curved groove (21) of the straight plate (7) is positioned at the upper side of the guide rod through hole (22), and the vertical height of the elastic clamping plate (9) is the same as that of the straight plate (7).
6. The cable fault location and maintenance device for the machine room server as claimed in claim 1, wherein:
vertical screw thread through groove has been seted up in direction base block (6), the screw thread through groove of direction base block (6) installs vertical threaded rod (24), cap (23) are revolved in the upper end of vertical threaded rod (24) is installed, the lower extreme fixedly connected with of vertical threaded rod (24) installs spacing dish (29) in regulation guide slot (5) of location base plate (1).
7. The cable fault location and maintenance device for the machine room server according to claim 6, wherein:
the adjusting guide groove (5) of the positioning base plate (1) is divided into an upper guide groove (27) positioned on an upper layer and a lower clamping groove (28) positioned on a lower layer, and the upper guide groove (27) is communicated with the lower clamping groove (28);
the vertical threaded rod (24) is downwards inserted into the upper guide groove (27) and the lower clamping groove (28), and the limiting disc (29) is installed in the lower clamping groove (28);
the lower side of the guide base block (6) is provided with a guide downward bulge (26) which is installed in the upper guide groove (27) in a guide way.
8. The cable fault location and maintenance device for the machine room server as claimed in claim 1, wherein:
the fixed column pole (31) of disposing rotary sleeve (30) and installing on rotary sleeve (30) of central point of location base plate (1) downside, rotary sleeve (30) dispose be used for fixed rotary sleeve (30) and column pole (31) relative motion's rotational positioning structure (32), column pole (31) downside fixed mounting has base (33).
9. A cable fault location maintenance method for a machine room server, which is characterized in that the cable fault location maintenance device for the machine room server in any one of claims 1 to 8 is adopted, and comprises the following contents:
(1) the positioning base plate (1) is adjusted to the same horizontal position of the cable to be processed through the base (33) and the support post rod (31);
(2) loosening a rotary positioning structure (32) at one side of the rotary sleeve (30) to enable the positioning substrate (1) to rotate freely;
(3) aligning a straight plate (7) on the upper side of a positioning substrate (1) to the moving range of a cable, drawing the cable into the cable to penetrate through a position indicator lamp (4), a turning detection area (3), a pressure detection area (2) and an outer pulling elastic clamping plate (9), after the cable penetrates through the straight plate and the elastic clamping plate (9), protruding the end part of the cable out of the positioning substrate (1), loosening the elastic clamping plate (9) and preliminarily positioning the cable;
in the process of drawing the cable, the positioning substrate (1) has no external force action, and the positioning substrate (1) freely rotates along with the drawing force of the cable;
(4) the cable penetrates through the turning detection area (3), and a plurality of strip-shaped detectors (20) in the turning detection area (3) detect the continuous shielding part of the cable;
the length dimension of a cable continuously shielding the turning detection area (3) is set to be L, the width dimension of the strip-shaped detector (20) is set to be h, and the turning ratio lambda is L/h;
when the turning ratio lambda is more than lambda0Wherein λ is0If the reference turning ratio of the cable is the reference turning ratio of the cable, the cable is excessively bent, the shielded strip-shaped detector (20) sends a signal to the PCB, and an LED indicating lamp corresponding to the PCB control zone bit indicating lamp (4) sends warning light;
when the turning ratio lambda is less than or equal to lambda0If the curvature of the cable is within a bearable range, the shielded strip detector (20) sends a signal to the PCB, and an LED indicator lamp corresponding to the PCB control zone bit indicator lamp (4) sends wide light;
(5) when the LED indicating lamp corresponding to the zone bit indicating lamp (4) emits warning light, the turning cap (23) is loosened, the whole straight plate (7) and the whole bent plate (8) are gradually pushed inwards until the LED indicating lamp corresponding to the zone bit indicating lamp (4) emits light with a wide color, the straight plate (7) and the bent plate (8) are stopped from being pushed inwards, and the turning cap (23) is screwed;
(6) the cable passes through pressure detection district (2), the cable exerts pressure to arc end plate (14), pressure sensor (11) detect the cable to the pressure intensity of arc end plate (14), according to pressure intensity difference, the light of corresponding colour is shown in pressure indicator (12) of pressure sensor (11) upside, according to the display light colour of pressure indicator (12), moderate degree rotational positioning base plate (1), when pressure indicator (12) show low pressure light or no pressure does not have the light, stop rotating positioning base plate (1), and rotational positioning structure (32) screws, the rotational position to positioning base plate (1) is fixed.
10. The cable fault location maintenance method for the machine room server according to claim 9, wherein the method comprises the following steps:
the PCB board presets the storage module, and location base plate (1) avris disposes the data interface who is connected with the PCB board, predetermines the cable in the storage module and refers to diversion than lambda0。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111260258.1A CN113985316B (en) | 2021-10-28 | Cable fault positioning and maintaining device and method for machine room server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111260258.1A CN113985316B (en) | 2021-10-28 | Cable fault positioning and maintaining device and method for machine room server |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113985316A true CN113985316A (en) | 2022-01-28 |
| CN113985316B CN113985316B (en) | 2024-05-14 |
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