CN209820922U - Detection device for wire and cable cracking resistance test - Google Patents
Detection device for wire and cable cracking resistance test Download PDFInfo
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- CN209820922U CN209820922U CN201920491325.2U CN201920491325U CN209820922U CN 209820922 U CN209820922 U CN 209820922U CN 201920491325 U CN201920491325 U CN 201920491325U CN 209820922 U CN209820922 U CN 209820922U
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Abstract
The utility model discloses a detection device for wire and cable cracking resistance test, including second bearing board, heating box and detection box, the even vertical hot plate of installing of one end that the inside bottom of heating box is close to the refrigeration box, the vertical first pivot that runs through the heating box top of installing of first motor output, the detection box is installed at the heating box top of first motor one side, the air compressor output runs through the refrigeration box and extends to the inside bottom of detection box, the inside bottom of detection box is close to the one end of heating box and installs the tuber pipe that runs through the detection box and extend to the inside of heating box, the intermediate position department of detection box top is provided with the observation window; this detection device for wire and cable anti-cracking test drives the fixed wire and cable of second stationary blade extrusion through the spring, and first pneumatic cylinder and second pneumatic cylinder drive second clamp plate and first clamp plate and fix wire and cable, are convenient for be applicable to not unidimensional wire and cable and improve detection efficiency.
Description
Technical Field
The utility model relates to a wire and cable detects technical field, specifically is a wire and cable anti-cracking test uses detection device.
Background
The cable comprises a conductor, an insulating layer, a filler and a sheath, wherein the cable material is the insulating layer wrapping the conductor, the sheath protecting the cable and the filler filled between the insulating layer and the sheath, the formula of the cable material directly influences the physical properties of the cable, such as hardness, low temperature resistance, flame retardance and insulativity, although the cable is widely applied, problems still exist, such as the cable is not easy to lay due to overlarge hardness, especially in places with larger bending degree, in addition, the cable with overlarge hardness can also have the problem of easy cracking under the ultralow temperature environment, so that the cracking resistance test of the cable and wires is needed to be carried out, the cracking resistance of the cable is known, and the cracking problem is avoided as much as possible when the cable is used.
However, the detection efficiency of most of the detection devices for the wire and cable cracking resistance tests in the current market is low, and most of the detection devices for the wire and cable cracking resistance tests in the current market are not convenient for detecting wires and cables with different diameters.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's on the market at present most electric wire and cable anti-cracking test with detection device detection efficiency lower to on the market at present most electric wire and cable anti-cracking test with detection device be not convenient for detect characteristics such as electric wire and cable's of different diameters problem.
In order to achieve the above object, the utility model provides a following technical scheme: a detection device for a wire and cable cracking resistance test comprises a second bearing plate, a heating box body and a detection box body, wherein universal wheels are mounted at two ends of the bottom end of the second bearing plate, a refrigeration box body is mounted at one end of the top end of the second bearing plate, an air compressor is mounted at one end of the bottom end in the refrigeration box body, and the heating box body is mounted at the top end of the second bearing plate on one side of the refrigeration box body;
the bottom end in the heating box body close to the refrigerating box body is uniformly and vertically provided with a heating plate, the top end of the heating box body far away from one side of the refrigerating box body is vertically provided with a first motor, the output end of the first motor is vertically provided with a first rotating shaft penetrating through the top end of the heating box body, the lower end outside the first rotating shaft is uniformly and horizontally provided with a fan, the top end of the heating box body at one side of the first motor is provided with a detection box body, the output end of an air compressor penetrates through the refrigerating box body and extends to the bottom end in the detection box body, the bottom end of the detection box body far away from one side of the heating box body is connected with the top end of the refrigerating box body, the bottom end in the detection box body close to the heating box body is provided with an air pipe penetrating through the detection box body and extending to, and the two sides of the front surface of the detection box body are hinged with a door body through hinged shafts.
Preferably, one side of the bottom end inside the detection box body is horizontally provided with a second motor through a base, the output end of the second motor is horizontally provided with a second rotating shaft, one side of the second motor, which is far away from the outside of the second rotating shaft, is vertically provided with a second gear, the bottom end inside the detection box body on one side of the second motor is horizontally provided with a third sliding rail, the third sliding rail is internally provided with a second sliding block matched with the third sliding rail, and the middle position of the top end of the second sliding block is horizontally provided with a toothed bar.
Preferably, a first bearing plate is horizontally arranged at the lower end of the inner wall of the back of the detection box body, a first bearing platform is arranged at one end, close to the refrigeration box body, of the top end of the first bearing plate, a first slide rail is horizontally arranged at the top end of the first bearing plate, a third slide block matched with the first slide rail is arranged inside the first slide rail, a third bearing plate is horizontally arranged at the top end of the third slide block, a rotating rod is horizontally arranged at one side, close to the second motor, of the third bearing plate through a bearing, a first gear matched with the second gear and a toothed bar is vertically arranged at one end, far away from the third bearing plate, of the outer side of the rotating rod, a first fixing plate is uniformly and vertically arranged at the top ends of the third bearing plate and the first bearing plate, a spring is horizontally arranged on the inner side of the first fixing plate, and a second fixing plate is vertically arranged.
Preferably, a single chip microcomputer is installed at one end, close to the first bearing platform, of the top end inside the detection box body, a second hydraulic cylinder is vertically installed at the bottom end inside the detection box body, on one side of the single chip microcomputer, a first hydraulic rod is vertically installed at the output end of the second hydraulic cylinder, a first pressing plate is horizontally installed at the bottom end of the first hydraulic rod, a second sliding rail is horizontally installed at the top end inside the detection box body, on one side, far away from the single chip microcomputer, of the second hydraulic cylinder, a first sliding block matched with the second sliding rail is installed inside the second sliding rail, a first hydraulic cylinder is vertically installed at the bottom end of the first sliding block, a second hydraulic rod is vertically installed at the output end of the first hydraulic cylinder, a second pressing plate is horizontally installed at the bottom end of the second sliding rail, on one side, far away from the second hydraulic cylinder, the output end of the singlechip is respectively and electrically connected with the input ends of the air compressor, the heating plate, the first motor, the first hydraulic cylinder, the second hydraulic cylinder and the second motor through wires.
Preferably, the universal wheels are provided with two groups, and the braking mechanisms are arranged in the universal wheels.
Preferably, the first hydraulic cylinder and the third bearing plate are respectively connected with the second slide rail and the first slide rail in a sliding manner through the first slide block and the third slide block to form a sliding mechanism.
Preferably, the second fixing piece is connected with the first fixing piece through a spring to form a telescopic mechanism.
Compared with the prior art, the beneficial effects of the utility model are that: the detection device for the cracking resistance test of the electric wire and the cable,
the door body is driven by pulling the handle to rotate through the articulated shaft, then a plurality of electric wires with proper length are placed at the inner side of the second fixing piece, the second fixing piece is driven to extrude and fix the electric wires under the elastic action of the spring, the first hydraulic cylinder and the second hydraulic cylinder are started to drive the second hydraulic cylinder and the first hydraulic cylinder to extend so as to drive the second pressing plate and the first pressing plate to be matched with the third bearing plate and the first bearing plate so as to fix the electric wires, and therefore, the detection efficiency is improved when the door body is suitable for the electric wires with different sizes;
meanwhile, the device comprises an air compressor, a detection box body, a singlechip, a temperature sensor, a second motor, a second rotating shaft, a second gear, a first gear, a rotating rod, a toothed bar, a second sliding block, a third sliding rail and a third bearing plate, when the anti-cracking performance of the electric wire and the cable under the low-temperature environment needs to be tested, the air compressor is started so as to blow the cold air after compression and refrigeration to the interior of the detection box body, the temperature sensor and the second motor are started through the single chip microcomputer, the second motor drives the second rotating shaft to rotate so as to drive the second gear to rotate, the second gear drives the first gear and the rotating rod to rotate through the bearing and drives the rack rod to slide in the third sliding rail through the second sliding block so as to drive the third bearing plate to move, and the temperature sensor detects the temperature in the detection box body in time, so that the anti-cracking performance of the electric wire and the electric cable under low-temperature environments with different temperatures can be conveniently tested;
the device is through the singlechip of installation simultaneously, the hot plate, first motor, the second motor, heat the box, first pivot, the fan, the tuber pipe, detect box and temperature sensor, when the anti fracture performance of wire and cable under the high temperature environment of needs test, start the hot plate through the singlechip, first motor and second motor, thereby the hot plate circular telegram produces the heat and heats the inside air of heating the box, thereby it rotates to drive first pivot under the effect of first motor and drive the fan and rotate and then accelerate the inside air flow rate of heating the box, heat the inside hot air of box and detect the inside cold air of box and exchange under the effect of tuber pipe, it is tensile to drive wire and cable under the effect of second motor, be convenient for test wire and cable anti fracture performance under the high temperature environment of different temperatures under the effect of temperature sensor.
Drawings
FIG. 1 is a schematic front sectional view of the structure of the present invention;
FIG. 2 is a schematic right sectional view of the inspection box of the present invention;
FIG. 3 is a schematic top view of the inspection box of the present invention;
FIG. 4 is a schematic front view of the structure of the present invention;
FIG. 5 is a right-side view of the structure of the present invention;
fig. 6 is a right-view schematic diagram of the first gear, the second gear and the rack bar of the structure of the present invention;
fig. 7 is an enlarged schematic view of a portion a in fig. 1 according to the structure of the present invention.
Reference numbers in the figures: 1. a first hydraulic rod, 2, a first pressing plate, 3, a first bearing platform, 4, a first bearing platform plate, 5, an air compressor, 6, a second bearing platform plate, 7, a universal wheel, 8, a refrigeration box body, 9, a heating plate, 10, a heating box body, 11, a fan, 12, a first rotating shaft, 13, an air pipe, 14, a first motor, 15, a first slide rail, 16, a through hole, 17, a temperature sensor, 18, a first slide block, 19, a first hydraulic cylinder, 20, a second slide rail, 21, a detection box body, 22, a second hydraulic cylinder, 23, a singlechip, 24, a second motor, 25, a first gear, 26, a rotating rod, 27, a toothed bar, 28, a second slide block, 29, a third slide rail, 30, a first fixing plate, 31, a spring, 32, a second pressing plate, 33, a second fixing plate, 34, a second gear, 35, a second rotating shaft, 36, an observation window, 37, a door body, 38 and a third slide block, 39. a second hydraulic rod 40 and a third bearing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a detection device for a wire and cable cracking resistance test comprises a second bearing plate 6, a heating box 10 and a detection box 21, wherein universal wheels 7 are mounted at two ends of the bottom end of the second bearing plate 6, two groups of universal wheels 7 are arranged, a braking mechanism is arranged in each universal wheel 7 and is convenient to move, a refrigeration box 8 is mounted at one end of the top end of the second bearing plate 6, an air compressor 5 is mounted at one end of the bottom end of the interior of the refrigeration box 8, the air compressor 5 can be a VW-3/7 air compressor, and the heating box 10 is mounted at the top end of the second bearing plate 6 on one side of the refrigeration box 8;
a heating plate 9 is uniformly and vertically installed at one end of the bottom end inside the heating box 10 close to the refrigerating box 8, a first motor 14 is vertically installed at the top end of one side of the heating box 10 far away from the refrigerating box 8, the type of the first motor 14 can be Y112M-6, a first rotating shaft 12 penetrating through the top end of the heating box 10 is vertically installed at the output end of the first motor 14, a fan 11 is uniformly and horizontally installed at the lower end outside the first rotating shaft 12, a detection box 21 is installed at the top end of the heating box 10 at one side of the first motor 14, a second motor 24 is horizontally installed at one side of the bottom end inside the detection box 21 through a base, the type of the second motor 24 can be Y90S-6, a second rotating shaft 35 is horizontally installed at the output end of the second motor 24, a second gear 34 is vertically installed at one side of the outside the second rotating shaft 35 far away from the second motor 24, and a third slide rail 29 is horizontally installed at the bottom, a second slide block 28 matched with the third slide rail 29 is arranged in the third slide rail 29, a toothed bar 27 is horizontally arranged at the middle position of the top end of the second slide block 28, a first bearing plate 4 is horizontally arranged at the lower end of the inner wall of the back surface of the detection box body 21, a first bearing platform 3 is arranged at one end, close to the refrigeration box body 8, of the top end of the first bearing platform plate 4, a first slide rail 15 is horizontally arranged at the top end of the first bearing platform plate 4 at one side of the first bearing platform 3, a third slide block 38 matched with the first slide rail 15 is arranged in the first slide rail 15, a third bearing platform plate 40 is horizontally arranged at the top end of the third slide block 38, a rotating rod 26 is horizontally arranged at one side, close to the second motor 24, of the third bearing platform 40, a first gear 25 matched with the second gear 34 and the toothed bar 27 is vertically arranged at one end, far away from the third bearing platform plate 40, of the outer side of the rotating rod 26, a first fixing plate 30 is, a spring 31 is horizontally installed on the inner side of the first fixing plate 30, a second fixing plate 33 is vertically installed on one end of the spring 31 far away from the first fixing plate 30, the second fixing plate 33 is connected with the first fixing plate 30 through the spring 31 to form a telescopic mechanism, which is convenient for being suitable for electric wires and cables with different sizes, a single chip microcomputer 23 is installed on one end of the top end of the inner portion of the detection box body 21 close to the first bearing platform 3, the type of the single chip microcomputer 23 can be HT66F018, a second hydraulic cylinder 22 is vertically installed on the bottom end of the inner portion of the detection box body 21 on one side of the single chip microcomputer 23, a first hydraulic rod 1 is vertically installed on the output end of the second hydraulic cylinder 22, a first pressing plate 2 is horizontally installed on the bottom end of the first hydraulic rod 1, a second sliding rail 20 is horizontally installed on the top end of the inner portion of the detection box body 21 far away from the single, a first hydraulic cylinder 19 is vertically installed at the bottom end of the first slide block 18, the type of the first hydraulic cylinder 19 can be a CLRG-506 hydraulic cylinder, the first hydraulic cylinder 19 and the third bearing plate 40 are respectively connected with the second slide rail 20 and the first slide rail 15 in a sliding manner through the first slide block 18 and the third slide block 38 to form a sliding mechanism, so that detection is facilitated, a second hydraulic rod 39 is vertically installed at the output end of the first hydraulic cylinder 19, a second pressing plate 32 is horizontally installed at the bottom end of the second hydraulic rod 39, a temperature sensor 17 is installed at the top end of the interior of the detection box body 21 at one side of the second slide rail 20 far away from the second hydraulic cylinder 22, the type of the temperature sensor 17 can be a CWDZ11 temperature sensor, the output end of the temperature sensor 17 is electrically connected with the input end of the single chip microcomputer 23 through a conducting wire, and the output end of the single chip, First pneumatic cylinder 19, second pneumatic cylinder 22, the input electricity of second motor 24 is connected, be convenient for detection performance, air compressor 5 output runs through refrigeration box 8 and extends to the inside bottom of detection box 21, and detect the bottom that box 21 kept away from heating box 10 one side and be connected with refrigeration box 8 top, the inside bottom of detection box 21 is close to the one end of heating box 10 and installs and runs through detection box 21 and extend to the inside tuber pipe 13 of heating box 10, and the upper end that detects box 21 and be close to heating box 10 one side lateral wall is provided with through-hole 16, the intermediate position department on detection box 21 top is provided with observation window 36, and detect that the positive both sides of box 21 all articulate through the articulated shaft has a body 37.
When the detection device for the wire and cable cracking resistance test is used, the detection device for the wire and cable cracking resistance test is moved to a proper position through the universal wheel 7, then an external power supply is switched on, the handle is pulled to drive the door body 37 to rotate through the hinge shaft, then a plurality of wire and cables with proper length are placed on the inner side of the second fixing sheet 33, the second fixing sheet 33 is driven to extrude and fix the wire and cable under the elastic force action of the spring 31, the first hydraulic cylinder 19 and the second hydraulic cylinder 22 are started to drive the second hydraulic rod 39 and the first hydraulic rod 1 to extend so as to drive the second pressing plate 32 and the first pressing plate 2 to be matched with the third bearing plate 40 and the first bearing plate 3 so as to fix the wire and cable, so that the detection efficiency is improved when the cracking resistance performance of the wire and cable under a low-temperature environment needs to be tested, the air compressor 5 is started so as to blow compressed and refrigerated cold air to the interior of the detection box body, the temperature sensor 17 and the second motor 24 are started by the single chip microcomputer 23, the second motor 24 drives the second rotating shaft 35 to rotate so as to drive the second gear 34 to rotate, the second gear 34 drives the first gear 25 and the rotating rod 26 to rotate through bearings and drives the rack bar 27 to slide in the third slide rail 29 through the second slide block 28 so as to drive the third bearing plate 40 to move, the temperature sensor 17 detects the temperature in the detection box body 21 in time so as to test the anti-cracking performance of the electric wire and cable under low temperature environments with different temperatures, when the anti-cracking performance of the electric wire and cable under high temperature environments needs to be tested, the heating plate 9, the first motor 14 and the second motor 24 are started by the single chip microcomputer 23, the heating plate 9 is electrified to generate heat so as to heat the air in the heating box body 10, the first rotating shaft 12 is driven to rotate under the action of the first motor 14 so as to drive the fan 11 to rotate so as to accelerate the air flow rate in the, the hot air inside the heating box body 10 is exchanged with the cold air inside the detection box body 21 under the action of the air pipe 13, the wire and cable are driven to stretch under the action of the second motor 24, the anti-cracking performance of the wire and cable under the high-temperature environments with different temperatures is convenient to test under the action of the temperature sensor 17, and the working principle of the detection device for the anti-cracking test of the wire and cable is the working principle.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a wire and cable anti-cracking test uses detection device, includes second bearer board (6), heats box (10) and detects box (21), its characterized in that: universal wheels (7) are mounted at two ends of the bottom end of the second bearing plate (6), a refrigerating box body (8) is mounted at one end of the top end of the second bearing plate (6), an air compressor (5) is mounted at one end of the bottom end in the refrigerating box body (8), and a heating box body (10) is mounted at the top end of the second bearing plate (6) on one side of the refrigerating box body (8);
the even vertical hot plate (9) of installing of one end that heats box (10) inside bottom is close to refrigeration box (8), and heat box (10) and keep away from the top of refrigeration box (8) one side and vertically install first motor (14), first motor (14) output is vertical installs first pivot (12) that run through heating box (10) top, and the even horizontal installation of lower extreme in first pivot (12) outside has fan (11), heating box (10) top of first motor (14) one side is installed and is detected box (21), air compressor (5) output runs through refrigeration box (8) and extends to the inside bottom of detection box (21), and the bottom of keeping away from heating box (10) one side in detection box (21) is connected with refrigeration box (8) top, the inside bottom of detection box (21) is close to the one end that heats box (10) and installs the tuber pipe that runs through detection box (21) and extend to the inside of heating box (10), (the inside tuber pipe of heating box (10) is installed to 13) And the upper end of the side wall of the detection box body (21) close to one side of the heating box body (10) is provided with a through hole (16), the middle position of the top end of the detection box body (21) is provided with an observation window (36), and the two sides of the front surface of the detection box body (21) are hinged with a door body (37) through hinged shafts.
2. The detection device for the crack resistance test of the electric wire and the electric cable according to claim 1, characterized in that: one side of the inside bottom of detection box (21) has second motor (24) through base horizontal installation, and the output horizontal installation of second motor (24) has second pivot (35), one side that second motor (24) were kept away from in the second pivot (35) outside is vertical installs second gear (34), and the inside bottom horizontal installation of detection box (21) of second motor (24) one side has third slide rail (29), third slide rail (29) internally mounted have with third slide rail (29) assorted second slider (28), and the intermediate position department horizontal installation on second slider (28) top has ratch (27).
3. The detection device for the crack resistance test of the electric wire and the electric cable according to claim 1, characterized in that: a first bearing plate (4) is horizontally arranged at the lower end of the inner wall of the back of the detection box body (21), a first bearing platform plate (3) is horizontally arranged at one end, close to the refrigeration box body (8), of the top end of the first bearing platform plate (4), a first sliding rail (15) is horizontally arranged at the top end of the first bearing platform plate (4) on one side of the first bearing platform (3), a third sliding block (38) matched with the first sliding rail (15) is arranged inside the first sliding rail (15), a third bearing platform plate (40) is horizontally arranged at the top end of the third sliding block (38), a rotating rod (26) is horizontally arranged at one side, close to the second motor (24), of the third bearing platform plate (40) through a bearing, a first gear (25) matched with the second gear (34) and the toothed bar (27) is vertically arranged at one end, far away from the third bearing platform plate (40), of the outer side of the rotating rod (26), and first fixing plates (30) are uniformly and vertically arranged at the top ends of the, and a spring (31) is horizontally arranged on the inner side of the first fixing plate (30), and a second fixing plate (33) is vertically arranged at one end, far away from the first fixing plate (30), of the spring (31).
4. The detection device for the crack resistance test of the electric wire and the electric cable according to claim 1, characterized in that: a single chip microcomputer (23) is installed at one end, close to a first bearing platform (3), of the top end inside the detection box body (21), a second hydraulic cylinder (22) is vertically installed at the bottom end inside the detection box body (21) on one side of the single chip microcomputer (23), a first hydraulic rod (1) is vertically installed at the output end of the second hydraulic cylinder (22), a first pressing plate (2) is horizontally installed at the bottom end of the first hydraulic rod (1), a second sliding rail (20) is horizontally installed at the top end inside the detection box body (21) on one side, far away from the single chip microcomputer (23), of the second hydraulic cylinder (22), a first sliding block (18) matched with the second sliding rail (20) is installed inside the second sliding rail (20), a first hydraulic cylinder (19) is vertically installed at the bottom end of the first sliding block (18), a second hydraulic rod (39) is vertically installed at the output end of the first hydraulic cylinder (19), and a second pressing plate (32, temperature sensor (17) are installed on the inside top of detection box (21) that second slide rail (20) kept away from second pneumatic cylinder (22) one side, and the output of temperature sensor (17) passes through the wire and is connected with the input electricity of singlechip (23), and the output of singlechip (23) passes through the wire and is connected with air compressor (5), hot plate (9), first motor (14), first pneumatic cylinder (19), second pneumatic cylinder (22), the input electricity of second motor (24) respectively.
5. The detection device for the crack resistance test of the electric wire and the electric cable according to claim 1, characterized in that: the universal wheels (7) are provided with two groups, and a braking mechanism is arranged inside each universal wheel (7).
6. The detection device for the crack resistance test of the electric wire and the electric cable according to claim 4, characterized in that: the first hydraulic cylinder (19) and the third bearing plate (40) are respectively connected with the second slide rail (20) and the first slide rail (15) in a sliding mode through the first slide block (18) and the third slide block (38) to form a sliding mechanism.
7. The detection device for the crack resistance test of the electric wire and the electric cable according to claim 3, characterized in that: the second fixing piece (33) is connected with the first fixing piece (30) through a spring (31) to form a telescopic mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920491325.2U CN209820922U (en) | 2019-04-12 | 2019-04-12 | Detection device for wire and cable cracking resistance test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920491325.2U CN209820922U (en) | 2019-04-12 | 2019-04-12 | Detection device for wire and cable cracking resistance test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820922U true CN209820922U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920491325.2U Expired - Fee Related CN209820922U (en) | 2019-04-12 | 2019-04-12 | Detection device for wire and cable cracking resistance test |
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| CN (1) | CN209820922U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378945A (en) * | 2020-11-05 | 2021-02-19 | 安徽新亚特电缆集团有限公司 | Cold-resistant power cable |
| CN112595738A (en) * | 2020-11-10 | 2021-04-02 | 申丽丽 | Wire and cable heat resistance performance detection device |
-
2019
- 2019-04-12 CN CN201920491325.2U patent/CN209820922U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378945A (en) * | 2020-11-05 | 2021-02-19 | 安徽新亚特电缆集团有限公司 | Cold-resistant power cable |
| CN112595738A (en) * | 2020-11-10 | 2021-04-02 | 申丽丽 | Wire and cable heat resistance performance detection device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |