CN113092921A - Handheld secondary defect elimination tester - Google Patents
Handheld secondary defect elimination tester Download PDFInfo
- Publication number
- CN113092921A CN113092921A CN202110401947.3A CN202110401947A CN113092921A CN 113092921 A CN113092921 A CN 113092921A CN 202110401947 A CN202110401947 A CN 202110401947A CN 113092921 A CN113092921 A CN 113092921A
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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
-
- 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
Abstract
The invention relates to the technical field of detector equipment, and discloses a handheld secondary defect elimination tester, which comprises a U-shaped handheld frame, an upper shell and a lower shell, wherein two ends of the upper shell and the lower shell are contacted with the inner wall of the U-shaped handheld frame; the retraction mechanism comprises a shifting rod, a moving plate and a T-shaped moving block, and the back of one end of the shifting rod is movably connected with the front of the bottom end of the T-shaped moving block through a pin. This hand-held type secondary defect tester that disappears can make the sleeve move to the bayonet socket in through the removal connecting rod downwards, realizes the joint, can make the third spheroid block can extrude the fourth spheroid block simultaneously, makes the fourth spheroid block move right, makes the fifth spheroid block extrude the sixth spheroid block, makes in the sixth spheroid block upwards moves to the draw-in groove, accomplishes the installation work.
Description
Technical Field
The invention relates to the technical field of detector equipment, in particular to a handheld secondary defect elimination tester.
Background
The defect elimination is a term in the power industry, and mainly refers to a process of recovering abnormal equipment to work normally by testing, verifying, disassembling, replacing, fastening, welding, lubricating and the like on the abnormal equipment. Also refers to the treatment of the defects of the equipment arriving from the equipment manufacturer by the construction party. Eliminating the defects: as the name suggests, the defect is eliminated. The method is frequently used in engineering, various defects can appear in the construction process, the defects are found in the debugging and running process, and then the defects are eliminated one by organization personnel, which is called as defect elimination for short. The tester is needed to be used when the defect eliminating work is carried out, but the existing tester is inconvenient to install and the installation process is troublesome.
Disclosure of Invention
The invention aims to provide a handheld secondary defect elimination tester, which solves the problems brought forward by the background.
In order to achieve the purpose, the invention provides the following technical scheme: the handheld secondary defect elimination tester comprises a U-shaped handheld frame, an upper shell and a lower shell, wherein two ends of the upper shell and the lower shell are in contact with the inner wall of the U-shaped handheld frame;
the retraction mechanism comprises a shifting rod, a movable plate and a T-shaped movable block, wherein the back face of one end of the shifting rod is movably connected with the front face of the bottom end of the T-shaped movable block through a pin, and the back face of the other end of the shifting rod is movably connected with the inner wall of a first rectangular groove formed in the bottom of the inner wall of the U-shaped handheld frame through a pin.
Preferably, the top end of the T-shaped moving block is located in a second rectangular groove formed in the bottom of the moving plate, the top end of the T-shaped moving block is connected with the inner wall of a third rectangular groove formed in the inner wall of the second rectangular groove in a sliding mode, the two ends of the moving plate are connected with the inner walls of limiting grooves formed in the two sides of the U-shaped handheld frame in a sliding mode, the two ends of the moving plate are connected with the inner walls of the limiting grooves formed in the two sides of the U-shaped handheld frame in a sliding mode, the T-shaped moving.
Preferably, the buffer mechanism comprises a buffer block, a hollow block, a first ball block, a second ball block, a first buffer spring, a movable rod, a movable block and a second buffer spring, the bottom of the buffer block penetrates through the top of the hollow block and extends into the hollow block, and the left side of the buffer block is fixedly connected with the right side of the first ball block.
Preferably, the outer wall of the first sphere block is in contact with the outer wall of the second sphere block, the outer wall of the left end of the second sphere block is located at the top of the hollow block and is in contact with the inner wall of a notch formed in the inner wall of a through opening formed in a penetrating mode, the first buffer spring is arranged in the notch, the right end of the first buffer spring is fixedly connected with the left side of the first sphere block, the left end of the first buffer spring is fixedly connected with the inner wall of the left side of the notch, the buffering effect can be achieved through the arranged first sphere block, the second sphere block and the first buffer, and the amplitude of external force is reduced.
Preferably, the back of one end of the movable rod is movably connected with the front of the bottom end of the buffer block through a pin, the other end of the movable rod penetrates through a rectangular through opening formed in the left inner wall of the hollow block and extends into the first hollow groove, the back of the other end of the movable rod is movably connected with the front of the movable block through a pin, the outer wall of the movable block is slidably connected with the inner wall of the first hollow groove, the top of the movable block is fixedly connected with the bottom end of the second buffer spring, the top end of the second buffer spring is fixedly connected with the top of the inner wall of the first hollow groove, the buffer effect can be achieved through the movable rod, the movable block and the second buffer spring, and the amplitude of the external force can be reduced again.
Preferably, the installation mechanism includes square block body, connecting rod, third spheroid block, cylindrical block, first spring, sleeve, fourth spheroid block, spliced pole, second spring, hollow tube, fifth spheroid block, sixth spheroid block, gag lever post, third spring, the bottom of square block body and the top contact of last casing, the bottom of square block body and the top fixed connection of connecting rod, the rectangle that the top of casing front end was seted up is run through to the bottom of connecting rod leads to the inslot and extends to the second cavity that the inside of casing front end was seted up down through the rectangle that the top of casing front end was seted up.
Preferably, the third sphere block is arranged in the second hollow groove, the third sphere block is fixedly arranged at the bottom of the connecting rod, the left side of the third sphere block is fixedly connected with the right end of the cylindrical block, the outer wall of the left end of the cylindrical block is in contact with the inner wall of the sleeve, the first spring is arranged in the sleeve, the right end of the first spring is fixedly connected with the left side of the cylindrical block, the left end of the first spring is fixedly connected with the inner wall of the sleeve, the outer wall of the left end of the sleeve is in contact with the inner wall of the bayonet formed in the left side of the lower shell, and the reset effect can be achieved through the arranged first spring.
Preferably, the outer wall of the third sphere block is in contact with the outer wall of the fourth sphere block, the right side of the fourth sphere block is fixedly connected with the left end of the connecting column, the right end of the connecting column penetrates through the hollow tube and extends to be fixedly connected with the left side of the fifth sphere block, the second spring is sleeved on the outer wall of the connecting column, two ends of the second spring are fixedly connected with the inner wall of the hollow tube, the outer wall of the hollow tube is fixedly connected with the inner wall of the second hollow groove, the outer wall of the fifth sphere block is in contact with the outer wall of the sixth sphere block, the sixth sphere block is located in a clamping groove formed in the bottom of the upper shell, the right side of the sixth sphere block is fixedly connected with the left end of the limiting rod, the limiting rod is in contact with the inner wall of a limiting groove formed in the left inner wall of the second hollow groove, the bottom of the limiting rod is fixedly connected with the top end of the third spring, and the bottom of, the clamping effect can be realized through the arranged sixth ball body block.
The invention provides a handheld secondary defect elimination tester. This hand-held type secondary disappears and lacks tester possesses following beneficial effect:
(1) the handheld secondary defect elimination tester can adjust the angle of the deflector rod by moving the T-shaped moving block, so that the moving plate can move up and down, and the detector body can be contracted by moving the moving plate up and down, thereby achieving the purpose of convenient carrying;
(2) the handheld secondary defect elimination tester can move the first spherical block through the movement of the buffer block, move the second spherical block and extrude the first buffer spring to generate a buffer effect, and can drive the movable rod to drive the movable block to move upwards to extrude the second buffer spring to generate the buffer effect through the downward movement of the buffer block;
(3) this hand-held type secondary disappearance tester can make the sleeve move to the bayonet socket in through the removal connecting rod downwards, realizes the joint, can make the third spheroid block can extrude the fourth spheroid block simultaneously, makes the fourth spheroid block move right, makes the fifth spheroid block extrude the sixth spheroid block, makes in the sixth spheroid block upwards moves the draw-in groove, accomplishes the installation work at last, and is convenient swift again.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view, partially in section, of FIG. 1 in accordance with the present invention;
FIG. 3 is a bottom cross-sectional view of the moving plate of the present invention;
FIG. 4 is a schematic sectional front view of the hollow block of the present invention;
FIG. 5 is a schematic view of the inner wall structure of the hollow block of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 4 according to the present invention;
FIG. 7 is a sectional view of the front portion of the upper shell according to the present invention;
fig. 8 is a front sectional structural view of the sleeve of the present invention.
In the figure: the device comprises a 1U-shaped handheld frame, a 2 upper shell, a 3 lower shell, a 4 contracting mechanism, a 401 poking rod, a 402 moving plate, a 403T-shaped moving block, a 5 first rectangular groove, a 6 second rectangular groove, a 7 third rectangular groove, an 8 buffering mechanism, an 801 buffering block, an 802 hollow block, a 803 first ball block, an 804 second ball block, a 805 first buffering spring, a 806 moving rod, a moving block, a 808 second buffering spring, a 9 notch, a 10 first hollow groove, an 11 rectangular through opening, a 12 mounting mechanism, a 1201 square block, a 1202 connecting rod, a 1203 third ball block, a 1204 cylindrical block, a 1205 first spring, a 1206 sleeve, a 1207 fourth ball block, a 1208 connecting rod, a 1209 second spring, a 1210, a 1211 fifth ball block, a 1212 sixth ball block, a 1213 limiting rod, a 1214 third spring, a 13 rectangular through groove, a 14 bayonet, a 15 second hollow groove and a 16 clamping groove.
Detailed Description
As shown in fig. 1 to 8, the present invention provides a technical solution: the handheld secondary defect elimination tester comprises a U-shaped handheld frame 1, an upper shell 2 and a lower shell 3, wherein two ends of the upper shell 2 and the lower shell 3 are in contact with the inner wall of the U-shaped handheld frame 1, the bottom of the upper shell 2 is in contact with the top of the lower shell 3, a contraction mechanism 4 is arranged below the upper shell 2, a buffer mechanism 8 is arranged at the top of the upper shell 2, and an installation mechanism 12 is arranged inside the upper shell 2;
the contraction mechanism 4 comprises a deflector rod 401, a moving plate 402 and a T-shaped moving block 403, wherein the back surface of one end of the deflector rod 401 is movably connected with the front surface of the bottom end of the T-shaped moving block 403 through a pin, the back of the other end of the deflector rod 401 is movably connected with the inner wall of a first rectangular groove 5 arranged at the bottom of the inner wall of the U-shaped handheld frame 1 through a pin, the top end of a T-shaped moving block 403 is positioned in a second rectangular groove 6 arranged at the bottom of the moving block 402, the top end of the T-shaped moving block 403 is connected with the inner wall of a third rectangular groove 7 arranged on the inner wall of the second rectangular groove 6 in a sliding way, the two ends of the moving plate 402 are connected with the inner walls of limiting grooves arranged on the inner walls of the two sides of the U-shaped handheld frame 1 in a sliding way, the angle of the deflector rod 401 can be adjusted by moving the T-shaped moving block 403, therefore, the movable plate 402 can move up and down, and the detector body can be contracted by moving the movable plate 402 up and down, so that the purpose of convenient carrying is achieved;
the buffer mechanism 8 comprises a buffer block 801, a hollow block 802, a first ball block 803, a second ball block 804, a first buffer spring 805, a movable rod 806, a movable block 807 and a second buffer spring 808, wherein the bottom of the buffer block 801 penetrates through the top of the hollow block 802 and extends into the hollow block 802, the left side of the buffer block 801 is fixedly connected with the right side of the first ball block 803, the outer wall of the first ball block 803 is contacted with the outer wall of the second ball block 804, the outer wall of the left end of the second ball block 804 is positioned at the top of the hollow block 802 and is contacted with the inner wall of a notch 9 formed by a through opening, the first buffer spring 805 is arranged in the notch 9, the right end of the first buffer spring 805 is fixedly connected with the left side of the first ball block 803, the left end of the first buffer spring 805 is fixedly connected with the inner wall of the left side of the notch 9, the back surface of one end of the movable rod 806 is movably connected with the front surface of the bottom end of, the other end of the movable rod 806 penetrates through a rectangular through hole 11 formed in the inner wall of the left side of the hollow block 802 and extends into the first hollow groove 10, the back face of the other end of the movable rod 806 is movably connected with the front face of the movable block 807 through a pin, the outer wall of the movable block 807 is slidably connected with the inner wall of the first hollow groove 10, the top of the movable block 807 is fixedly connected with the bottom end of the second buffer spring 808, the top end of the second buffer spring 808 is fixedly connected with the top of the inner wall of the first hollow groove 10, the first ball block 803 can be moved through the downward movement of the buffer block 801, the second ball block 804 is moved and extrudes the first buffer spring 805 to generate a buffer effect, and the movable rod 806 can drive the movable block 807 to move upwards to extrude the second buffer spring 808 to generate a buffer effect through the;
the mounting mechanism 12 comprises a square block body 1201, a connecting rod 1202, a third ball block 1203, a cylindrical block 1204, a first spring 1205, a sleeve 1206, a fourth ball block 1207, a connecting column 1208, a second spring 1209, a hollow tube 1210, a fifth ball block 1211, a sixth ball block 1212, a limiting rod 1213 and a third spring 1214, wherein the bottom of the square block body 1201 is in contact with the top of the upper shell 2, the bottom of the square block body 1201 is fixedly connected with the top of the connecting rod 1202, the bottom of the connecting rod 1202 penetrates through a rectangular through groove 13 formed in the top of the front end of the upper shell 2 and extends into a second hollow groove 15 formed in the front end of the lower shell 3, the third ball block 1203 is arranged in the second hollow groove 15, the third ball block 1203 is fixedly mounted at the bottom of the connecting rod 1202, the left side of the third ball block 1203 is fixedly connected with the right end of the cylindrical block 1204, the outer wall of the left end of the cylindrical block 1204 is in contact with the inner wall of the sleeve 1206, the first, the right end of a first spring 1205 is fixedly connected with the left side of a cylindrical block 1204, the left end of the first spring 1205 is fixedly connected with the inner wall of a sleeve 1206, the outer wall of the left end of the sleeve 1206 is contacted with the inner wall of a bayonet 14 arranged at the left side of a lower shell 3, the outer wall of a third sphere block 1203 is contacted with the outer wall of a fourth sphere block 1207, the right side of the fourth sphere block 1207 is fixedly connected with the left end of a connecting column 1208, the right end of the connecting column 1208 penetrates through a hollow tube 1210 and extends to be fixedly connected with the left side of a fifth sphere block 1211, a second spring 1209 is sleeved on the outer wall of the connecting column 1208, two ends of a second spring 1209 are fixedly connected with the inner wall of the hollow tube 1210, the outer wall of the hollow tube 1210 is fixedly connected with the inner wall of a second hollow groove 15, the outer wall of the fifth sphere block 1211 is contacted with the outer wall of a sixth sphere block 1212, the sixth sphere block 1212 is positioned in a clamping groove 16 fixedly arranged, the inner wall of the limiting groove formed by the limiting rod 1213 and the inner wall of the left side of the second hollow groove 15 is in contact, the bottom of the limiting rod 1213 is fixedly connected with the top end of the third spring 1214, the bottom end of the third spring 1214 is fixedly connected with the bottom of the inner wall of the limiting groove, the sleeve 1206 can be moved into the bayonet 14 by moving the connecting rod 1202 downwards, clamping is achieved, meanwhile, the third sphere block 1203 can extrude the fourth sphere block 1207, the fourth sphere block 1207 is moved rightwards, the fifth sphere block 1211 is extruded on the sixth sphere block 1212, the sixth sphere block 1212 is moved upwards into the bayonet 16, and finally, the installation work is completed, and the device is convenient and fast.
When the handheld secondary defect elimination tester is used, the angle of the deflector rod 401 can be adjusted by moving the T-shaped moving block 403, the moving plate 402 can move up and down by adjusting the angle of the deflector rod 401, and the detector body can be contracted by moving the moving plate 402 up and down, so that the purpose of convenient carrying is achieved; in the use process, when the detector falls down from the front side, the first ball block 803 can be moved by the movement of the buffer block 801, the second ball block 804 can be moved by the movement of the first ball block 803, the first buffer spring 805 is extruded by the movement of the second ball block 804 to generate a buffer effect, and the movable rod 806 can drive the movable block 807 to move upwards to extrude the second buffer spring 808 to generate a buffer effect by the downward movement of the buffer block 801; the sleeve 1206 can be moved into the bayonet 14 by moving the connecting rod 1202 downwards to realize clamping, the third sphere block 1203 can extrude the fourth sphere block 1207 by moving the connecting rod 1202 downwards, the fourth sphere block 1207 can move rightwards, the second spring 1209 can be compressed by moving the universal fourth sphere block 1207 rightwards, meanwhile, the fifth sphere block 1211 can extrude the sixth sphere block 1212, the sixth sphere block 1212 can move upwards into the bayonet 16, and finally, the installation work is completed, so that the installation is convenient and fast.
Claims (8)
1. Hand-held type secondary disappears and lacks tester, including U type handheld frame (1), go up casing (2), casing (3) down, its characterized in that: the two ends of the upper shell (2) and the lower shell (3) are in contact with the inner wall of the U-shaped handheld frame (1), the bottom of the upper shell (2) is in contact with the top of the lower shell (3), a contraction mechanism (4) is arranged below the upper shell (2), a buffer mechanism (8) is arranged at the top of the upper shell (2), and an installation mechanism (12) is arranged inside the upper shell (2);
the retraction mechanism (4) comprises a shifting lever (401), a moving plate (402) and a T-shaped moving block (403), wherein the back face of one end of the shifting lever (401) is movably connected with the front face of the bottom end of the T-shaped moving block (403) through a pin, and the back face of the other end of the shifting lever (401) is movably connected with the inner wall of a first rectangular groove (5) formed in the bottom of the inner wall of the U-shaped handheld frame (1) through a pin.
2. The hand-held secondary defect elimination tester of claim 1, wherein: the top end of the T-shaped moving block (403) is located in a second rectangular groove (6) formed in the bottom of the moving plate (402), the top end of the T-shaped moving block (403) is in sliding connection with the inner wall of a third rectangular groove (7) formed in the inner wall of the second rectangular groove (6), and the two ends of the moving plate (402) are in sliding connection with the inner walls of limiting grooves formed in the inner walls of the two sides of the U-shaped handheld frame (1).
3. The hand-held secondary defect elimination tester of claim 1, wherein: the buffer mechanism (8) comprises a buffer block (801), a hollow block (802), a first ball block (803), a second ball block (804), a first buffer spring (805), a movable rod (806), a movable block (807) and a second buffer spring (808), wherein the bottom of the buffer block (801) penetrates through the top of the hollow block (802) and extends into the inside of the hollow block (802), and the left side of the buffer block (801) is fixedly connected with the right side of the first ball block (803).
4. The hand-held secondary defect elimination tester of claim 3, wherein: the outer wall of the first ball block (803) is in contact with the outer wall of the second ball block (804), the outer wall of the left end of the second ball block (804) is located at the top of the hollow block (802) and is in contact with the inner wall of a notch (9) formed in the inner wall of a through hole formed in a penetrating mode, the first buffer spring (805) is arranged in the notch (9), the right end of the first buffer spring (805) is fixedly connected with the left side of the first ball block (803), and the left end of the first buffer spring (805) is fixedly connected with the inner wall of the left side of the notch (9).
5. The hand-held secondary defect elimination tester of claim 3, wherein: the back of movable rod (806) one end passes through round pin swing joint with the front of buffer block (801) bottom, and the other end of movable rod (806) runs through rectangle through-hole (11) that hollow block (802) left inner wall was seted up and extends to in first hollow groove (10), the back of the other end of movable rod (806) passes through round pin swing joint with the front of movable block (807), the outer wall of movable block (807) and the inner wall sliding connection of first hollow groove (10), the top of movable block (807) and the bottom fixed connection of second buffer spring (808), the top of second buffer spring (808) and the top fixed connection of first hollow groove (10) inner wall.
6. The hand-held secondary defect elimination tester of claim 1, wherein: the mounting mechanism (12) comprises a square block body (1201), a connecting rod (1202), a third ball body block (1203), a cylindrical block (1204), a first spring (1205), a sleeve (1206), a fourth ball body block (1207), a connecting column (1208), a second spring (1209), a hollow tube (1210), a fifth ball body block (1211), a sixth ball body block (1212), a limiting rod (1213) and a third spring (1214), wherein the bottom of the square block body (1201) is in contact with the top of the upper shell (2), the bottom of the square block body (1201) is fixedly connected with the top of the connecting rod (1202), and a rectangular through groove (13) formed in the top of the front end of the upper shell (2) is penetrated through the bottom of the connecting rod (1202) and extends into a second hollow groove (15) formed in the interior of the front end of the lower shell (3).
7. The hand-held secondary defect elimination tester of claim 6, wherein: the third ball block (1203) is arranged in the second hollow groove (15), the third ball block (1203) is fixedly installed at the bottom of the connecting rod (1202), the left side of the third ball block (1203) is fixedly connected with the right end of the cylindrical block (1204), the outer wall of the left end of the cylindrical block (1204) is in contact with the inner wall of the sleeve (1206), the first spring (1205) is arranged in the sleeve (1206), the right end of the first spring (1205) is fixedly connected with the left side of the cylindrical block (1204), the left end of the first spring (1205) is fixedly connected with the inner wall of the sleeve (1206), and the outer wall of the left end of the sleeve (1206) is in contact with the inner wall of the bayonet (14) formed in the left side of the lower shell (3).
8. The hand-held secondary defect elimination tester of claim 6, wherein: the outer wall of the third ball block (1203) is in contact with the outer wall of a fourth ball block (1207), the right side of the fourth ball block (1207) is fixedly connected with the left end of a connecting column (1208), the right end of the connecting column (1208) penetrates through a hollow tube (1210) and extends to be fixedly connected with the left side of a fifth ball block (1211), a second spring (1209) is sleeved on the outer wall of the connecting column (1208), two ends of the second spring (1209) are fixedly connected with the inner wall of the hollow tube (1210), the outer wall of the hollow tube (1210) is fixedly connected with the inner wall of a second hollow groove (15), the outer wall of the fifth ball block (1211) is in contact with the outer wall of a sixth ball block (1212), the sixth ball block (1212) is located in a clamping groove (16) formed in the bottom of an upper shell (2), and the right side of the sixth ball block (1212) is fixedly connected with the left side of a limiting rod (1213), the limiting rod (1213) is contacted with the inner wall of the limiting groove formed in the inner wall of the left side of the second hollow groove (15), the bottom of the limiting rod (1213) is fixedly connected with the top end of the third spring (1214), and the bottom end of the third spring (1214) is fixedly connected with the bottom of the inner wall of the limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110401947.3A CN113092921A (en) | 2021-04-14 | 2021-04-14 | Handheld secondary defect elimination tester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110401947.3A CN113092921A (en) | 2021-04-14 | 2021-04-14 | Handheld secondary defect elimination tester |
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| Publication Number | Publication Date |
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| CN113092921A true CN113092921A (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110401947.3A Pending CN113092921A (en) | 2021-04-14 | 2021-04-14 | Handheld secondary defect elimination tester |
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| CN (1) | CN113092921A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154674A (en) * | 2016-11-07 | 2017-09-12 | 厦门亿力吉奥信息科技有限公司 | Grid equipment linkage defect elimination method and its framework based on Internet of Things |
| CN109434002A (en) * | 2018-09-10 | 2019-03-08 | 安顺市虹翼特种钢球制造有限公司 | A kind of steel ball production cold-heading equipment with shock-absorbing function |
| CN212134860U (en) * | 2020-04-15 | 2020-12-11 | 山东环科电力科技有限公司 | Distribution network cable detection device |
| CN212303302U (en) * | 2020-06-18 | 2021-01-05 | 山东恒威电力设备有限公司 | Photovoltaic dry-type transformer with novel structure |
-
2021
- 2021-04-14 CN CN202110401947.3A patent/CN113092921A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154674A (en) * | 2016-11-07 | 2017-09-12 | 厦门亿力吉奥信息科技有限公司 | Grid equipment linkage defect elimination method and its framework based on Internet of Things |
| CN109434002A (en) * | 2018-09-10 | 2019-03-08 | 安顺市虹翼特种钢球制造有限公司 | A kind of steel ball production cold-heading equipment with shock-absorbing function |
| CN212134860U (en) * | 2020-04-15 | 2020-12-11 | 山东环科电力科技有限公司 | Distribution network cable detection device |
| CN212303302U (en) * | 2020-06-18 | 2021-01-05 | 山东恒威电力设备有限公司 | Photovoltaic dry-type transformer with novel structure |
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Application publication date: 20210709 |
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