CN113899989B - New forms of energy special type car insulation detector convenient to dismantle - Google Patents
New forms of energy special type car insulation detector convenient to dismantle Download PDFInfo
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- CN113899989B CN113899989B CN202111066631.XA CN202111066631A CN113899989B CN 113899989 B CN113899989 B CN 113899989B CN 202111066631 A CN202111066631 A CN 202111066631A CN 113899989 B CN113899989 B CN 113899989B
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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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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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
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
Abstract
The utility model provides a new forms of energy special type car insulation detector convenient to dismantle, includes casing, lower casing, goes up the front and back both ends of casing and installs the guard plate respectively, and the standing groove is seted up respectively at both ends around the casing top surface down, and the bottom both sides inner wall of every standing groove articulates the installation carriage release lever respectively, and the both sides inner wall of standing groove is movable mounting screw rod respectively, and two screw rod screw threads are opposite, passes through connecting block fixed connection between the looks remote site of two screw rods. The upper shell and the lower shell can be separated by rotating the screw rod, the upper shell and the lower shell can be installed by upwards moving the connecting rod and reversely rotating the screw rod, the operation is simple, and the phenomenon that the internal connecting line is instantly pulled due to the sudden separation of the upper shell and the lower shell in the existing dismounting mode and the breakage of the line connection are prevented by the jacking operation of the upper shell through the moving rod can be avoided, and parts in the lower shell can be protected to a certain extent through the protection plate.
Description
Technical Field
The invention belongs to the technical field of new energy automobiles, and particularly relates to a novel energy special vehicle insulation detector convenient to disassemble.
Background
The detector has wide application, is mainly applied to petrochemical industry, electric power industry, aviation shipbuilding industry, paper making industry, textile industry and metallurgical industry, is small equipment for correspondingly detecting new energy automobiles, has different functions aiming at different purposes of detecting the new energy automobiles, and has increasingly wide application along with the development of society, so that the demand of the insulation detector of a new energy special automobile convenient to disassemble is increased day by day. At present, the insulation detector is connected through screws, when screws behind the lower shell are disassembled, the insulation detector is unstable in hand holding or affected by other factors, the upper shell and the lower shell are separated suddenly, connecting lines among internal components are prone to being pulled, and the line wheel is damaged, so that the insulation detector is inconvenient to use.
Disclosure of Invention
The invention provides a novel energy special vehicle insulation detector convenient to disassemble, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a novel energy special vehicle insulation detector convenient to disassemble comprises an upper shell and a lower shell, wherein the front end and the rear end of the upper shell are respectively provided with a protection plate, the front end and the rear end of the top surface of the lower shell are respectively provided with a placing groove, the inner walls of the two sides of the bottom end of each placing groove are respectively hinged with a moving rod, the inner walls of the two sides of each placing groove are respectively movably provided with a screw rod, the threads of the two screw rods are opposite, the opposite ends of the two screw rods are fixedly connected through a connecting block, one end of one screw rod penetrates through one side of the lower shell, the screw rod is provided with a nut in a threaded fit manner, the outer side of each moving rod is provided with a sliding groove, a sliding block is arranged in the sliding groove in a fit manner, the sliding block is movably connected with a corresponding nut, the opposite ends of the two moving rods in the same placing groove are respectively provided with a sliding block in a fit manner, the inner walls of the opposite ends of the two placing grooves are respectively and fixedly provided with two guide sleeves, the cooperation is equipped with the catch bar in the uide bushing, the looks remote site of two catch bars respectively with the sliding block swing joint that corresponds, two first L type grooves are seted up respectively to the bottom inner wall both sides of going up the casing, first L type inslot cooperation is equipped with first L type pole, the looks remote site that lies in the vertical pole of two first L type poles of the same end of casing sets up first cooperation groove respectively, first cooperation inslot cooperation is equipped with first cooperation piece, first cooperation piece is connected with the catch bar that corresponds, be located and connect through the connecting rod between the vertical pole bottom of two first L type poles of the same end of casing, both ends are seted up respectively and are passed through the groove around one side of casing down, the groove that passes through that corresponds is passed through to the one end of connecting rod, the part of wearing out of two screw rods passes through connecting device and connects, connect through the connecting rod between the part that two connecting rods worn out.
As above, a new forms of energy special type car insulation detector convenient to dismantle, the bottom of guard plate set up the recess, rectangular groove is seted up respectively to the back of the body of two guard plates, erect the groove, inject the groove, erect the groove and be located the top middle part in rectangular groove and with rectangular inslot portion intercommunication, inject the top that the groove is located vertical groove and with erect inslot portion intercommunication, the recess fit in is equipped with the supporting shoe, the even piece of top fixed mounting of supporting shoe, the even top installation rectangular piece of piece, rectangular piece part is located the restriction inslot, second L type groove is seted up respectively to the back of the body of two rectangular pieces, second L type inslot fit is equipped with second L type pole, pass through first spring coupling between the horizon bar top of second L type pole and the top inner wall in second L type groove, several slot is seted up to the bottom inner wall in rectangular groove.
As above insulating detector of new forms of energy special type car convenient to dismantle, the end of carrying on the back mutually of the vertical pole of two first L type poles that are located the same end of casing set up second cooperation groove respectively, the cooperation is equipped with second cooperation piece in the second cooperation groove, the both sides inner wall of standing groove fixed mounting polished rod respectively, the one end of a second spring is connected respectively to the both sides inner wall of standing groove, polished rod and second spring housing assembly are connected to the other end of second spring and a second cooperation piece that corresponds.
According to the insulation detector of the new energy special vehicle convenient to disassemble, the connecting device consists of two chain wheels and a chain, the chain wheels are arranged on the periphery of the penetrating part of the screw rod, and the two chain wheels are movably connected through the chain.
The invention has the advantages that: when the upper shell and the lower shell of the insulation detector need to be disassembled, one of the screw rods is rotated, the two screw rods penetrating through the connecting device synchronously rotate, then the four screw rods in the two placing grooves are driven to synchronously rotate, the threads of the two screw rods in the same placing groove are opposite, the two nuts in the same placing groove move in opposite directions, the two moving rods in the same placing groove are turned over in opposite directions by taking a hinge point as a center, through the matching of the sliding groove and the sliding block, the guide sleeve is matched with the pushing rod in a sleeved mode, the two pushing rods in the same placing groove can move in opposite directions, the two first L-shaped rods at the same end of the upper shell are pushed to move in opposite directions, the first L-shaped rods move into the vertical grooves of the first L-shaped grooves, and through the matching of the first matching grooves and the first matching blocks, the first L-shaped rods move downwards under the action of gravity, the first L-shaped rod moves into the placing groove, at the moment, the top end of the moving rod is also in contact with the bottom surface of the upper shell, the screw rod continues to rotate, the moving rod continues to turn over to jack the upper shell upwards, the upper shell is separated from the lower shell, gaps are formed, the inside of the insulation detector can be observed through the gaps, and meanwhile, the phenomenon that a part connecting line between the upper shell and the lower shell is broken due to misoperation is avoided; after the insulation detector is maintained, aligning the end faces of the two sides of the upper shell and the lower shell, moving the connecting rod upwards, pushing the first L-shaped rod into the first L-shaped groove, reversely rotating the screw rod to enable the two moving rods in the same placing groove to be oppositely turned over, enabling the two pushing rods to move relatively, pulling the first L-shaped rod to horizontally enter the horizontal groove of the first L-shaped groove, and fixedly connecting the upper shell and the lower shell again; the upper shell and the lower shell can be separated by rotating the screw rod, the upper shell and the lower shell can be installed by upwards moving the connecting rod and reversely rotating the screw rod, the operation is simple, and the phenomenon that the internal connecting line is instantly pulled due to the sudden separation of the upper shell and the lower shell in the existing dismounting mode and the breakage of the line connection are prevented by the jacking operation of the upper shell through the moving rod can be avoided, and parts in the lower shell can be protected to a certain extent through the protection plate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a right side view of FIG. 1; FIG. 3 is a view from the direction A of FIG. 2; FIG. 4 is an enlarged partial view of I of FIG. 2; FIG. 5 is a partial enlarged view of II of FIG. 2; FIG. 6 is a partial enlarged view of III of FIG. 3; fig. 7 is a partial enlarged view of IV of fig. 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A novel energy special vehicle insulation detector convenient to disassemble is shown in the figure and comprises an upper shell 1 and a lower shell 2, wherein the front end and the rear end of the upper shell 1 are respectively provided with a protection plate 3, the front end and the rear end of the top surface of the lower shell 2 are respectively provided with a placing groove 4, the two inner walls at the bottom end of each placing groove 4 are respectively hinged with a moving rod 5, the top end of each moving rod 5 can be in contact fit with the bottom surface of the upper shell 1, the inner walls at the two sides of each placing groove 4 are respectively and movably provided with a screw rod 6, the threads of the two screw rods 6 are opposite, the opposite ends of the two screw rods 6 are fixedly connected through a connecting block, one end of one screw rod 6 penetrates through one side of the lower shell 2 and rotates to penetrate out of the partial screw rods 6 outside the lower shell 2, the two screw rods 6 in the same placing groove 4 can be driven to rotate, the screw rods 6 are provided with nuts 7 in threaded fit, the outer side of the moving rod 5 is provided with a sliding groove 8, the outer side of the moving rod 5 in front of the placing groove 4 in front, the outer side of the moving rod 5 in the placing groove 4 at the rear is the back of the moving rod 5, a sliding block 9 is arranged in the sliding groove 8 in a matching way, the sliding block 9 always moves in the sliding groove 8, the sliding block 9 is movably connected with a corresponding nut 7, the opposite ends of the two moving rods 5 in the same placing groove 4 are respectively provided with a sliding groove 10, a sliding block 11 is arranged in the sliding groove 10 in a matching way, the sliding block 11 always moves in the sliding groove 10, the inner walls of the opposite ends of the two placing grooves 4 are respectively and fixedly provided with two guide sleeves 12, the two guide sleeves 12 are respectively arranged at the two sides of the placing groove 14, the top ends of the two moving rods 5 are arranged between the two guide sleeves 12, the guide sleeves 12 are internally provided with push rods 13 in a matching way, the opposite ends of the two push rods 13 are respectively and movably connected with the corresponding sliding blocks 11, when the two moving rods 5 rotate towards the opposite directions by taking a hinge point as a center, the two push rods 13 are pushed to move towards the opposite directions, namely, the two first L-shaped grooves 14 are respectively arranged on two sides of the inner wall of the bottom end of the upper shell 1, the two first L-shaped grooves 14 positioned on the same end of the upper shell 1 are respectively positioned on two sides of the upper shell 1, the horizontal grooves of the two first L-shaped grooves 14 positioned on the same end of the upper shell 1 are positioned between the two vertical grooves, the two guide sleeves 12 are positioned between the vertical grooves of the two first L-shaped grooves 14, the vertical grooves of the two first L-shaped grooves 14 positioned on the same end are communicated with the inside of the corresponding one of the placing grooves 4, the first L-shaped grooves 14 are internally provided with first L-shaped rods 15 in a matching way, the first L-shaped rods 15 are pushed by the push rods 13, after all the first L-shaped grooves 14 are moved into the vertical grooves, the top ends of the moving rods 5 are contacted with the bottom end of the upper shell 1, the opposite ends of the vertical rods of the two first L-shaped rods 15 positioned on the same end of the upper shell 1 are respectively provided with first matching grooves 16, first cooperation inslot 16 fit is equipped with first cooperation piece 17, first cooperation piece 17 is connected with catch bar 13 that corresponds, be located and connect through connecting rod 18 between the vertical pole bottom of two first L type poles 15 of casing 1 same end, the groove is seted up respectively at both ends around one side of casing 2 down, the groove that passes through that corresponds is passed through to the one end of connecting rod 18, the part of wearing out of connecting rod 18 is located the partial top of wearing out of screw rod 6, connecting rod 18 can reciprocate in passing through the inslot, the part of wearing out of two screw rods 6 passes through connecting device and connects, through connecting device, can make the screw rod 6 synchronous rotation of wearing out, and then drive two screw rods 6 rotations in same standing groove 4, connect through connecting rod 19 between the part of wearing out of two connecting rods 18. When the upper shell 1 and the lower shell 2 of the insulation detector need to be disassembled, one of the screw rods 6 is rotated, the two screw rods 6 penetrating through the connecting device synchronously rotate, and then the four screw rods 6 in the two placing grooves 4 are driven to synchronously rotate, the threads of the two screw rods 6 in the same placing groove 4 are opposite, so that the two nuts 7 in the same placing groove 4 move in opposite directions, the two moving rods 5 in the same placing groove 4 are turned over in opposite directions by taking a hinge point as a center, through the matching of the sliding groove 11 and the sliding block 10, the guide sleeve 12 is matched with the pushing rods 13 in a sleeving manner, so that the two pushing rods 13 in the same placing groove 4 can move in opposite directions, the two first L-shaped rods 15 at the same end of the upper shell 1 are pushed to move in opposite directions, the first L-shaped rods 15 move into the vertical grooves of the first L-shaped grooves 14, and are matched with the first matching blocks 17 through the first matching grooves 16, under the action of gravity, the first L-shaped rod 15 moves downwards, the first L-shaped rod 15 moves into the placing groove 4, at the moment, the top end of the moving rod 5 is also in contact with the bottom surface of the upper shell 1, the screw 6 continues to rotate, the moving rod 5 continues to turn over, the upper shell 1 is jacked upwards, the upper shell 1 is separated from the lower shell 2, a gap is formed, the interior of the insulation detector can be observed through the gap, and meanwhile, the phenomenon that a part connecting line between the upper shell 1 and the lower shell 2 is broken due to misoperation is avoided; after the insulation detector is maintained, aligning the end faces of the two sides of the upper shell 1 and the lower shell 2, lifting the connecting rod 19 upwards, pushing the first L-shaped rod 15 into the first L-shaped groove 14, reversely rotating the screw 6 to enable the two moving rods 5 in the same placing groove 4 to be turned over relatively, enabling the two pushing rods 13 to move relatively, pulling the first L-shaped rod 15 to horizontally enter the horizontal groove of the first L-shaped groove 14, and fixedly connecting the upper shell 1 and the lower shell 2 again; the upper shell and the lower shell can be separated by rotating the screw rod, the upper shell and the lower shell can be installed by upwards moving the connecting rod and reversely rotating the screw rod, the operation is simple, the upper shell is jacked up by the moving rod 5, the phenomenon that the internal connecting line is instantly pulled due to the fact that the upper shell 1 and the lower shell are suddenly separated in the existing dismounting mode can be avoided, the line connection is prevented from being broken, and parts in the lower shell can be protected to a certain extent by the protection plate.
Particularly, this embodiment the bottom of guard plate 3 set up recess 20, rectangular groove 21 is seted up respectively to the back of the body of two guard plates 3, perpendicular groove 22, limit groove 23, perpendicular groove 22 is located the top middle part of rectangular groove 21 and communicates with rectangular groove 21 is inside, limit groove 23 is located the top of perpendicular groove 22 and communicates with perpendicular groove 22 is inside, the recess 20 fit in is equipped with supporting shoe 24, the even piece 25 of top fixed mounting of supporting shoe 24, even piece 25's top installation rectangular piece 26, rectangular piece 26 part is located limit groove 23, second L type groove 27 is seted up respectively to the back of the body of two rectangular pieces 26, second L type groove 27 fit in is equipped with second L type pole 28, be connected through first spring 29 between the horizontal pole top of second L type pole 28 and the top inner wall of second L type 27, several slot is seted up to the bottom inner wall of rectangular groove 21. The part of the long block 26 can slide in the limiting groove 23, the vertical groove 22 and the long groove 21, the vertical grooves of the two second L-shaped grooves 27 are positioned between the horizontal grooves of the two second L-shaped grooves 27, when the long block 26 is positioned in the limiting groove 23, the supporting block 24 and the connecting block 25 are positioned in the groove 20, the long block 26 slides from the limiting groove 23 to the vertical groove 22 and slides to the long groove 21 through the vertical groove 22, the supporting block 24 and the connecting block 25 move downwards under the driving of the long block 26 and contact with a table top, then the long block 26 slides in the long groove 21, the vertical rod of the second L-shaped rod 28 passes through the vertical groove of the second L-shaped groove 27 to be inserted into one of the slots, at the moment, the position of the long block 26 is fixed, when the long block 26 moves to one side of the long groove 21, one end of the lower shell 2 can be lifted, namely, the supporting angle of the lower shell can be adjusted, and the use of a user is more comfortable, the bar is positioned in the middle (to the left or right of the vertical slot 22) to lift the lower housing and to separate the lower housing 1 from it when water or other objects are present on the table.
Specifically, this embodiment the vertical pole that lies in two first L type poles 15 of the same end of casing 1 back of the body the end of carrying on the back and set up second cooperation groove 30 respectively, second cooperation groove 30 fit in is equipped with second cooperation piece 31, standing groove 4's both sides inner wall fixed mounting polished rod 32 respectively, standing groove 4's both sides inner wall is connected the one end of a second spring 33 respectively, polished rod 32 and the cooperation of second spring 33 suit are connected with a second cooperation piece 31 that corresponds to the other end of second spring 32. Polished rod 32 and connecting rod have the tandem relation, the polished rod can not lead to the fact the influence to the removal of connecting rod, when promoting to two first L type poles that are in the same end of last casing to opposite direction, through the elasticity of second spring 33, can avoid first L type pole to take place to rock, and when the installation, upwards promote the connecting rod, two catch bar 13 relative movement simultaneously, first L type pole gets into first L type inslot back, through the promotion of second spring 33, the horizontal pole of first L type pole gets into the horizontal groove in first L type groove, will go up casing and lower body coupling.
Further, the connecting device of this embodiment is composed of two chain wheels 34 and a chain, the chain wheels 34 are installed on the outer periphery of the penetrating portion of the screw 6, and the two chain wheels 34 are movably connected through the chain. The two chain wheels 34 are connected through the chain, when the threaded rods 6 penetrating out of the parts are rotated, the four threaded rods 6 can be driven to rotate synchronously, and the operation is simple.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides an insulating detector of new forms of energy special type car convenient to dismantle which characterized in that: comprises an upper shell (1) and a lower shell (2), wherein the front end and the rear end of the upper shell (1) are respectively provided with a protection plate (3), the front end and the rear end of the top surface of the lower shell (2) are respectively provided with a placing groove (4), the inner walls of the two sides of the bottom end of each placing groove (4) are respectively hinged with a moving rod (5), the inner walls of the two sides of each placing groove (4) are respectively movably provided with a screw (6), the threads of the two screws (6) are opposite, the opposite ends of the two screws (6) are fixedly connected through a connecting block, one end of one screw (6) penetrates through one side of the lower shell (2), the screw (6) is provided with a nut (7) in a threaded fit manner, the outer side of the moving rod (5) is provided with a chute (8), a slide block (9) is arranged in the chute (8) in a fit manner, the slide block (9) is movably connected with the corresponding nut (7), the opposite ends of the two moving rods (5) positioned in the same placing groove (4) are respectively provided with a slide groove (10), sliding blocks (11) are arranged in the sliding grooves (10) in a matched mode, two guide sleeves (12) are fixedly installed on the inner walls of the opposite ends of the two placing grooves (4) respectively, push rods (13) are arranged in the guide sleeves (12) in a matched mode, the opposite ends of the two push rods (13) are movably connected with the corresponding sliding blocks (11) respectively, two first L-shaped grooves (14) are formed in the two sides of the inner wall of the bottom end of the upper shell (1) respectively, first L-shaped rods (15) are arranged in the first L-shaped grooves (14) in a matched mode, first matching grooves (16) are formed in the opposite ends of the vertical rods of the two first L-shaped rods (15) located at the same end of the upper shell (1) respectively, first matching blocks (17) are arranged in the first matching grooves (16) in a matched mode, the first matching blocks (17) are connected with the corresponding push rods (13), the bottom ends of the vertical rods of the two first L-shaped rods (15) located at the same end of the upper shell (1) are connected through connecting rods (18), the front end and the rear end of one side of the lower shell (2) are respectively provided with a through groove, one end of each connecting rod (18) penetrates through the corresponding through groove, the penetrating parts of the two screw rods (6) are connected through a connecting device, and the penetrating parts of the two connecting rods (18) are connected through a connecting rod (19).
2. The insulation detector of new forms of energy special type car convenient to dismantle of claim 1, its characterized in that: the bottom ends of the protection plates (3) are provided with a groove (20), opposite surfaces of the two protection plates (3) are respectively provided with a long groove (21), a vertical groove (22) and a limiting groove (23), the vertical groove (22) is positioned in the middle of the top end of the long groove (21) and is communicated with the inside of the long groove (21), the limiting groove (23) is positioned at the top of the vertical groove (22) and is communicated with the inside of the vertical groove (22), a supporting block (24) is arranged in the groove (20) in a matched manner, a connecting block (25) is fixedly installed at the top end of the supporting block (24), a long block (26) is installed at the top end of the connecting block (25), the long block (26) is partially positioned in the limiting groove (23), opposite ends of the two long blocks (26) are respectively provided with a second L-shaped groove (27), a second L-shaped rod (28) is arranged in the second L-shaped groove (27) in a matched manner, and the top end of a horizontal rod of the second L-shaped rod (28) is connected with the inner wall at the top end of the second L-shaped groove (27) through a first spring (29), the inner wall of the bottom end of the long groove (21) is provided with a plurality of slots.
3. The insulation detector of new forms of energy special type car convenient to dismantle of claim 1, its characterized in that: the vertical pole that lies in two first L type poles (15) of casing (1) same end back of the body end of carrying on the back of the body end sets up second cooperation groove (30) respectively, second cooperation groove (30) fit in is equipped with second cooperation piece (31), the both sides inner wall of standing groove (4) is fixed mounting polished rod (32) respectively, the one end of a second spring (33) is connected respectively to the both sides inner wall of standing groove (4), the other end and a second cooperation piece (31) that correspond of second spring (33) are connected, polished rod (32) and second spring (33) suit cooperation.
4. The insulation detector of new forms of energy special type car convenient to dismantle of claim 1, its characterized in that: the connecting device consists of two chain wheels (34) and a chain, the chain wheels (34) are arranged on the periphery of the penetrating part of the screw rod (6), and the two chain wheels (34) are movably connected through the chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111066631.XA CN113899989B (en) | 2021-09-13 | 2021-09-13 | New forms of energy special type car insulation detector convenient to dismantle |
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| CN202111066631.XA CN113899989B (en) | 2021-09-13 | 2021-09-13 | New forms of energy special type car insulation detector convenient to dismantle |
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| CN113899989A CN113899989A (en) | 2022-01-07 |
| CN113899989B true CN113899989B (en) | 2022-04-01 |
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| CN211318543U (en) * | 2019-11-11 | 2020-08-21 | 天津市五星电子仪器有限公司 | Photoelectric tester with built-in current clamp |
| CN212646764U (en) * | 2020-07-02 | 2021-03-02 | 上海亿边科技有限公司 | Remote controllable type electric energy quality on-line monitoring device based on internet |
| CN213731643U (en) * | 2020-10-15 | 2021-07-20 | 山东华义液压设备有限公司 | Switch cabinet electrification test bed |
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| CN113899989A (en) | 2022-01-07 |
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