CN110488052B - Electric tool insulation detection device - Google Patents
Electric tool insulation detection device Download PDFInfo
- Publication number
- CN110488052B CN110488052B CN201910821635.0A CN201910821635A CN110488052B CN 110488052 B CN110488052 B CN 110488052B CN 201910821635 A CN201910821635 A CN 201910821635A CN 110488052 B CN110488052 B CN 110488052B
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- CN
- China
- Prior art keywords
- box body
- electric tool
- conductive cloth
- detection device
- insulation detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000009413 insulation Methods 0.000 title claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 27
- 238000004804 winding Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
Abstract
The utility model provides an electric tool insulation detection device, relates to power equipment, including the shell body, the shell body middle part is equipped with the mounting groove, box body and last box body under box body and last box body have been pegged graft in the mounting groove, it rotates with lower box body to go up the box body and is connected, install winding mechanism down in the box body, go up the box body and still be equipped with supplementary hold-down mechanism down in the box body. The invention can realize multilayer winding of the electric tool by virtue of the winding mechanism of the conductive cloth, and adds the joint parts to the conductive cloth, so as to avoid the conductive cloth from loosening, and realize the compression and fixation of the conductive cloth in the resistance measurement process by virtue of the auxiliary pressing mechanism, and the gap of the conductive cloth is extruded by utilizing steel balls and negative pressure in the process, so that the conductive cloth is perfectly attached to the surface of the electric tool, and the problem of winding gap of the existing detection equipment is solved.
Description
Technical Field
The invention relates to the field of detection equipment, in particular to an electric tool insulation detection device.
Background
Insulation resistance is as an important characteristic of hand-held electric tool, and there are many testers to insulation resistance in the existing market, especially a kind of portable hand-held electric tool insulation resistance tester, has satisfied quick, simple and convenient demand of power enterprise's preventive test. However, the test equipment produced by each production enterprise has no uniform standard, and the quality is uneven and worried.
Chinese patent CN103592516A discloses a portable hand-held electric tool insulation resistance tester, which utilizes an air bag to extrude a conductive part, so that the conductive part is attached to the surface of the electric tool. Although the insulation resistance can be detected in this way, the air bag cannot be extruded at a local position of the electric tool, so that the detection precision is low.
Disclosure of Invention
The invention provides an electric tool insulation detection device, which can solve the problem that the detection precision is low because a conductive part cannot be completely attached to the surface of an electric tool in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an insulation detection device for an electric tool comprises an outer shell, wherein a touch display screen is arranged at the top of the outer shell, a plurality of entity keys are arranged on two sides of the touch display screen, the touch display screen is connected with a control panel, the control panel is connected with a resistance tester, a mounting groove is arranged in the middle of the outer shell, a lower box body and an upper box body are inserted in the mounting groove, the upper box body is rotatably connected with the lower box body, a winding mechanism is arranged in the lower box body,
further, the winding mechanism comprises a fixed block, a connecting sleeve is fixedly arranged on the fixed block, a through hole is arranged on the connecting sleeve, a guide hole is arranged on the fixed block, a guide rod penetrating through the through hole is arranged in the guide hole in a sliding fit mode, a clamping plate is arranged at the end part of the guide rod and is clamped at the end part of the electric tool, a mounting hole is further arranged on the inner side of the lower box body, an output shaft of a motor is inserted into the mounting hole, the motor is connected with an outer sleeve, a connecting rod is arranged in the outer sleeve and is connected with the outer sleeve, a clamping pipe is connected onto the outer sleeve and is extruded and sleeved on the electric tool, a first fixing seat and a second fixing seat are fixedly arranged on the lower box body, an auxiliary shaft is arranged between the first fixing seat and the second fixing seat, conductive cloth is wound on the auxiliary shaft, and a first clamp is arranged on the clamping pipe, the clamping plate is provided with a second clamp, wherein the first clamp and the second clamp the end part of the conductive cloth.
Furthermore, an auxiliary pressing mechanism is further arranged in the upper box body and the lower box body.
The scheme is refined, and the auxiliary pressing mechanism is sponge.
The scheme is refined, be equipped with down the rubber membrane on the box body down, be equipped with the rubber membrane on the last box body, place a plurality of steel balls in the rubber membrane down, be equipped with the gas pocket on the box body down, install the trachea in the gas pocket, trachea one end is connected with the vacuum pump, and the other end intercommunication has the confined cavity that is formed by last rubber membrane and lower rubber membrane lock.
The scheme is refined, the two ends of the conductive cloth are provided with joint parts, and the joint parts are provided with bonding liquid or permanent magnets.
Furthermore, the end parts of the upper box body and the lower box body are respectively provided with a rotating shaft sleeve, and a rotating shaft is arranged in the rotating shaft sleeve.
Furthermore, handles are arranged on the upper box body and the lower box body.
Furthermore, a lower groove is formed in the lower box body, an upper groove is formed in the upper box body, and the lower groove and the upper groove are matched to form a power supply hole which is beneficial for a power supply line to penetrate through.
The invention has the beneficial effects that:
according to the invention, the multi-layer winding of the electric tool can be realized by means of the winding mechanism of the conductive cloth, the bonding part is added to the conductive cloth, the conductive cloth is prevented from being loosened, the conductive cloth is pressed and fixed in the resistance measurement process by means of the auxiliary pressing mechanism, and the gap between the conductive cloth is extruded by using the steel balls and negative pressure in the process, so that the conductive cloth is perfectly attached to the surface of the electric tool, and the problem of the winding gap of the existing detection equipment is solved.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic structural view of a winding mechanism;
FIG. 3 is a schematic structural diagram of the negative pressure mechanism;
fig. 4 is a schematic structural view of the conductive cloth.
In the figure: the outer shell body 1, 11 touch display screens, 12 entity button, 21 lower box body, 22 upper box body, 23 handle, 24 lower groove, 25 upper groove, 26 pivot cover, 27 pivot, 31 fixed block, 32 adapter sleeve, 33 guiding hole, 34 guide bar, 35 spring, 36 grip block, 37 screens pipe, 38 connecting rod, 39 overcoat, 310 motor, 311 mounting hole, 41 first clamp, 42 second clamp, 43 electrically conductive cloth, 44 first fixing base, 45 second fixing base, 46 auxiliary shaft, 5 electric tool, 61 lower rubber membrane, 62 upper rubber membrane, 63 steel ball, 64 gas pocket, 65 trachea, 66, 7 joint portion.
Detailed Description
As shown in fig. 1 to 4, an insulation detection device for an electric tool includes an outer casing 1, a touch display screen 11 is disposed on the top of the outer casing, and a plurality of physical keys 12 are disposed on two sides of the touch display screen. The touch display screen is connected with a control panel, and the control panel is connected with a resistance tester.
The shell body middle part is equipped with the mounting groove, box body 21 and last box body 22 down have been pegged graft in the mounting groove, go up the box body and link together with lower box body rotation.
The scheme refines, and the end of going up box body and lower box body all is equipped with pivot cover 26, install pivot 27 in the pivot cover.
And handles 23 are arranged on the upper box body and the lower box body.
According to the scheme optimization design, the lower box body is provided with a lower groove 24, the upper box body is provided with an upper groove 25, and the lower groove and the upper groove are matched to form a power supply hole which is beneficial for a power supply line to pass through.
And a winding mechanism is arranged in the lower box body.
The winding mechanism comprises a fixed block 31, a connecting sleeve 32 is fixedly arranged on the winding mechanism, a through hole is formed in the connecting sleeve, a guide hole 33 is formed in the fixed block, a guide rod 34 penetrating through the through hole is arranged in the guide hole in a sliding fit mode, a clamping plate 36 is arranged at the end portion of the guide rod, and the clamping plate is clamped at the end portion of the electric tool.
The inner side of the lower box body is also provided with a mounting hole 311, an output shaft of a motor 310 is inserted in the mounting hole, the motor is connected with an outer sleeve 39, a connecting rod 38 is installed in the outer sleeve and connected with the outer sleeve 39, the outer sleeve is connected with a clamping pipe 37, and the clamping pipe is extruded and sleeved on the electric tool.
Fixed mounting has first fixing base 44 and second fixing base 45 on box body down, be equipped with auxiliary shaft 46 between first fixing base and the second fixing base, the last winding of auxiliary shaft has electrically conductive cloth 43, and wherein be equipped with first clamp 41 on the screens pipe, be equipped with the second on the grip block and press from both sides 42, wherein the centre gripping has electrically conductive cloth tip on first clamp and the second clamp.
When the motor 310 rotates, the clamping pipe 37 can be driven to rotate, the electric tool 5 is clamped between the clamping pipe and the clamping plate, the electric tool 5 rotates along with the clamping pipe, the conductive part is fixed on the first clamp and the second clamp, and the conductive cloth can be wound on the surface of the electric tool along with the clamping pipe until all the conductive cloth is wound.
Further, as shown in fig. 4, both ends of the conductive cloth are provided with a combining portion 7.
The bonding part is provided with bonding liquid which can be bonded on the surface of the conductive cloth.
The combination part is a permanent magnet.
An auxiliary pressing mechanism is also arranged in the upper box body and the lower box body.
In at least one embodiment, the auxiliary compression mechanism is a sponge.
In this embodiment, as shown in fig. 3, a lower rubber film 61 is arranged on the lower box body, an upper rubber film 62 is arranged on the upper box body, a plurality of steel balls 63 are placed in the lower rubber film, an air hole 64 is arranged on the lower box body, an air pipe 65 is installed in the air hole, one end of the air pipe is connected with a vacuum pump 66, and the other end of the air pipe is communicated with a closed cavity formed by buckling the upper rubber film and the lower rubber film.
The electric equipment wound with the conductive cloth is placed in a closed cavity formed by buckling an upper rubber film and a lower rubber film, then after air in the closed cavity is sucked in the work of the vacuum pump, the electric tool is electrified, and the electric equipment can be tested by a resistance tester.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Claims (7)
1. An insulation detection device for an electric tool comprises an outer shell, wherein a touch display screen is arranged at the top of the outer shell, a plurality of entity keys are arranged on two sides of the touch display screen, the touch display screen is connected with a control panel, and the control panel is connected with a resistance tester;
the winding mechanism comprises a fixed block, a connecting sleeve is arranged on the fixed block, a through hole is arranged on the connecting sleeve, a guide hole is arranged on the fixed block, a guide rod penetrating through the through hole is arranged in the guide hole in a sliding fit mode, a clamping plate is arranged at the end part of the guide rod and clamped at the end part of the electric tool, a mounting hole is further arranged on the inner side of the lower box body, an output shaft of a motor is inserted into the mounting hole, the motor is connected with an outer sleeve, a connecting rod is arranged in the outer sleeve and connected with the outer sleeve, a clamping pipe is connected onto the outer sleeve and is extruded and sleeved on the electric tool, a first fixing seat and a second fixing seat are fixedly arranged on the lower box body, an auxiliary shaft is arranged between the first fixing seat and the second fixing seat, conductive cloth is wound on the auxiliary shaft, a first clamp is arranged on the clamping pipe, and a, wherein the first clamp and the second clamp the end parts of the conductive cloth;
the improved air-permeable box is characterized in that a lower rubber film is arranged on the lower box body, an upper rubber film is arranged on the upper box body, a plurality of steel balls are placed in the lower rubber film, air holes are formed in the lower box body, an air pipe is installed in the air holes, one end of the air pipe is connected with a vacuum pump, and the other end of the air pipe is communicated with a closed cavity formed by buckling the upper rubber film and the lower rubber film.
2. The insulation detection device for the electric tool as claimed in claim 1, wherein an auxiliary pressing mechanism is further disposed in the upper case and the lower case.
3. The power tool insulation detection device of claim 2, wherein the auxiliary pressing mechanism is a sponge.
4. The insulation detection device for the electric tool according to claim 1, wherein the conductive cloth is provided with a bonding portion at both ends thereof, and the bonding portion is provided with an adhesive or a permanent magnet.
5. The insulation detection device for the electric tool as claimed in claim 1, wherein the ends of the upper box body and the lower box body are provided with rotating shaft sleeves, and rotating shafts are installed in the rotating shaft sleeves.
6. The insulation detection device for the electric tool as claimed in claim 1, wherein the upper case and the lower case are provided with handles.
7. The insulation detection device for the electric tool as claimed in claim 1, wherein the lower box body is provided with a lower groove, the upper box body is provided with an upper groove, and the lower groove and the upper groove cooperate to form a power supply hole for a power supply wire to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910821635.0A CN110488052B (en) | 2019-08-30 | 2019-08-30 | Electric tool insulation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910821635.0A CN110488052B (en) | 2019-08-30 | 2019-08-30 | Electric tool insulation detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110488052A CN110488052A (en) | 2019-11-22 |
| CN110488052B true CN110488052B (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910821635.0A Active CN110488052B (en) | 2019-08-30 | 2019-08-30 | Electric tool insulation detection device |
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| CN (1) | CN110488052B (en) |
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