CN117110669A - Current measuring device for circuit inspection - Google Patents
Current measuring device for circuit inspection Download PDFInfo
- Publication number
- CN117110669A CN117110669A CN202311372547.XA CN202311372547A CN117110669A CN 117110669 A CN117110669 A CN 117110669A CN 202311372547 A CN202311372547 A CN 202311372547A CN 117110669 A CN117110669 A CN 117110669A
- Authority
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- China
- Prior art keywords
- universal meter
- block
- mounting seat
- cable
- circuit inspection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 67
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims description 41
- 238000005259 measurement Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 241000826860 Trapezium Species 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 239000000428 dust Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention provides a current measuring device for circuit inspection, which relates to the technical field of current measuring devices and comprises: a grip lever; the holding rod is provided with a detection part. When connecting rope disconnection or drive piece damage back, and detect the arm and receive the restriction of testing position and can't stagger, this moment directly with two guide blocks and cable ply-yarn drill connect, then upwards promote the pole of gripping can, because the inboard of two guide blocks in top and two guide blocks in below all is the slope form, then the guide block is outside mobile state under the extrusion of cable, two first spring levers are the shrink this moment, two here first here is emergency structure, be used under the circumstances that drive piece and connecting rope damaged, when the mounted position of cable is narrow and small, measuring tool can not enough make things convenient for even can't cup joint when the measuring tool cup joints with the cable this moment, after the structural damage that control measuring tool was expanded, can't realize measuring tool and cable cup joint this moment, measure after waiting to maintain, the problem of whole process delay time.
Description
Technical Field
The invention relates to the technical field of current measuring devices, in particular to a current measuring device for circuit inspection.
Background
The current on the cable needs to be measured in the circuit inspection process, the measuring tool needs to be sleeved on the cable for current measurement during measurement, in the measurement process, when the installation position of the cable is narrow, the measuring tool cannot be sleeved with the cable conveniently or even in a sleeving manner, after the structure for controlling the expansion of the measuring tool is damaged, the sleeving of the measuring tool and the cable cannot be realized, the measuring tool is measured after maintenance, and the whole process is delayed.
Disclosure of Invention
In view of the above, the present invention provides a current measurement device for circuit inspection, which has a detection portion and an adjustment portion, when the detection arm cannot be laterally unfolded due to the influence of the detection position, the worm is rotatable at this time, the worm wheel and the auxiliary arm are rotated under the drive of the worm at this time, the two detection arms are in a staggered state, at this time, the cable can be clamped inside the two detection arms through the staggered position, so that the flexibility and practicality in use are improved;
when connecting rope disconnection or drive piece damage back, and detect the arm and receive the restriction of testing position and can't stagger, this moment directly with two guide blocks and cable ply-yarn drill connect, then upwards promote the pole of gripping can, this moment because of the inboard of two guide blocks in top and two guide blocks in below all is the slope form, then the guide block is outside mobile state under the extrusion of cable, two first spring levers are the shrink this moment, here two first here are emergency structure for use under the circumstances that drive piece and connecting rope damaged.
The invention discloses a current measuring device for circuit inspection, which is characterized by comprising the following specific technical means:
the invention provides a current measuring device for circuit inspection, which specifically comprises: a grip lever;
the holding rod is provided with a detection part.
Optionally, the detection part comprises first mount pad, detection arm, sliding hole, connecting rod, elastic component, first spring lever, guide block, drive block, connecting rope, gag lever post, basic pole and auxiliary arm, and two sliding holes have been seted up to the symmetry on the first mount pad to first mount pad, and sliding connection has two detection arms on the first mount pad, all welds a connecting rod on every detection arm, and two connecting rod sliding connection are in two sliding holes, are connected with the elastic component between two connecting rods, and the elastic component is coil spring, and the elastic component is the elasticity reset structure of two detection arms.
Optionally, sliding connection has a driving block between the two the connecting rod, driving block below one end is connected with the connecting rope, and the terminal surface welding has a gag lever post that is used for the driving block spacing behind the driving block, and the first half of driving block is inwards assembled form, and the outside of first half of driving block and the inboard contact of two connecting rods, when the driving block moves down, two connecting rods are synchronous outside movement state under the extrusion of driving block, and two detection arms are synchronous outside movement state this moment too.
Optionally, two first spring rods are symmetrically installed on the inner sides of one end above the two detection arms, and one ends of the inner sides of the two first spring rods are contacted;
the top end face of the outer wall and the bottom end face of the outer wall of the two first spring rod extending parts are welded with one guide block, and the inner sides of the upper guide block and the lower guide block are inclined.
Optionally, the left side one the detection arm comprises basic pole and auxiliary arm, and basic pole sliding connection is inside first mount pad, and the last rotation of basic pole is connected with the auxiliary arm.
Optionally, the auxiliary arm is provided with an adjusting part;
the adjusting part consists of a worm wheel and a worm, the worm wheel is welded on the auxiliary arm, the worm is rotationally connected to the first mounting seat through two connecting plates with rectangular plate-shaped structures, the connecting relation between the two connecting plates and the first mounting seat is plug-in connection, the worm is meshed with the worm wheel, and the auxiliary arm is in a rotating state when the worm is rotated.
When the cable is required to be placed between the two detection arms, the connecting rope is required to be pulled at the moment, when the connecting rope moves downwards, the driving block moves downwards, the two connecting rods can be driven outwards through the driving block, the two auxiliary arms are in a synchronous outwards moving state, and the cable can be clamped between the two detection arms;
when the detection arms cannot be transversely unfolded due to the influence of the detection positions, the worm can be rotated, the worm wheel and the auxiliary arms rotate under the drive of the worm, and the two detection arms are in a staggered state, so that the cable can be clamped into the two detection arms through the staggered positions, and the flexibility and the practicability in use are improved;
when connecting rope disconnection or drive piece damage back, and detect the arm and receive the restriction of testing position and can't stagger, this moment directly with two guide blocks and cable ply-yarn drill connect, then upwards promote the pole of gripping can, this moment because of the inboard of two guide blocks in top and two guide blocks in below all is the slope form, then the guide block is outside mobile state under the extrusion of cable, two first spring levers are the shrink this moment, here two first here are emergency structure for use under the circumstances that drive piece and connecting rope damaged.
Optionally, the first mounting seat is provided with a cleaning part;
the cleaning part comprises a second mounting seat, a second spring rod, adhesion blocks and cleaning blocks, two second spring rods are mounted on the second mounting seat, the inner sides of the two second spring rods are welded with one adhesion block, the inner side of each adhesion block is adhered with one cleaning block, and the two cleaning blocks jointly form a cleaning structure of the cable.
When using, directly connect the cable ply-yarn drill between two clean pieces, then control the removal and hold the pole, can realize the cleanness of cable conductor through two clean pieces this moment, guaranteed the precision that detects this moment, avoid influencing the testing result because of the dust is too much on the cable conductor.
Optionally, a third mounting seat is mounted on the holding rod;
the third mounting seat is clamped with a universal meter which is electrically connected with the two detection arms;
and the third mounting seat is provided with an adhesion seat, the adhesion seat is positioned at the front side of the universal meter, and the adhesion seat is a shielding structure when the universal meter falls forwards.
Optionally, a display screen is arranged on the universal meter;
the rear side of the adhesion seat is adhered with a wiping block, and when the universal meter is installed from bottom to top, the display screen is contacted with the wiping block.
Optionally, terminal surface is provided with adjust knob before the universal meter, and terminal surface symmetry is adhered and is had two protection pieces before the universal meter, and two protection pieces are the rubber material, and protection architecture of universal meter front end has been constituteed jointly to two protection pieces.
Optionally, two the protection piece is trapezium structure, and the terminal surface all is the linear array form and sets up flutedly before every protection piece, and protection piece and recess all are with wiping piece elastic contact when the universal meter is from supreme installation down, and the cleaning structure of wiping piece has been constituteed jointly to protection piece and recess.
When the universal meter is used, the universal meter is arranged on the third mounting seat in a bottom-to-top mode, at this time, the protection block is contacted with the wiping block, at this time, the cleaning of the wiping block can be realized through the protection block and the grooves on the protection block, at this time, the wiping block is in a clean state, at this time, the universal meter is continuously pushed upwards, at this time, the cleaned wiping block is contacted with the display screen, at this time, the cleaning of the display screen can be completed, the observation is prevented from being influenced by excessive dust on the display screen, and the cleaning mode does not need to be independently cleaned, so that the practicability is high;
in the use, because of the front side position that glues the seat and be located the universal meter, the seat that glues shelters from the structure when dropping forward for the universal meter, can realize sheltering from through the seat that glues when the universal meter drops then, and even the universal meter drops, can also realize the buffer protection of universal meter through two protection blocks this moment, and the functionality is high.
The beneficial effects of the invention are as follows:
the cable wire clamping device is provided with a detection part and an adjustment part, when a cable wire is required to be placed between two detection arms, the connection rope is required to be pulled at the moment, when the connection rope moves downwards, the driving block moves downwards, the two connecting rods can be driven outwards through the driving block, the two auxiliary arms are in a synchronous outwards moving state, and the cable wire can be clamped between the two detection arms;
when the detection arms cannot be transversely unfolded due to the influence of the detection positions, the worm can be rotated, the worm wheel and the auxiliary arms rotate under the drive of the worm, and the two detection arms are in a staggered state, so that the cable can be clamped into the two detection arms through the staggered positions, and the flexibility and the practicability in use are improved;
when connecting rope disconnection or drive piece damage back, and detect the arm and receive the restriction of testing position and can't stagger, this moment directly with two guide blocks and cable ply-yarn drill connect, then upwards promote the pole of gripping can, this moment because of the inboard of two guide blocks in top and two guide blocks in below all is the slope form, then the guide block is outside mobile state under the extrusion of cable, two first spring levers are the shrink this moment, here two first here are emergency structure for use under the circumstances that drive piece and connecting rope damaged.
Through setting up of protection piece, recess, third mount pad and wiping piece, when installing the universal meter, install the universal meter on the third mount pad from supreme mode down, at this moment the protection piece can be with wiping the piece contact at first, can realize the cleanness of wiping the piece through the recess on protection piece and the protection piece at this moment, wiping the piece and be clean state at this moment, continue to promote the universal meter upwards at this moment, wiping the piece and contact with the display screen after cleaning at this moment, can accomplish the cleanness of display screen at this moment, avoid the excessive influence observation of dust on the display screen, and this kind of clean mode need not to clean alone, the practicality is high; in the use, because of the front side position that glues the seat and be located the universal meter, the seat that glues shelters from the structure when dropping forward for the universal meter, can realize sheltering from through the seat that glues when the universal meter drops then, and even the universal meter drops, can also realize the buffer protection of universal meter through two protection blocks this moment, and the functionality is high.
Be provided with clean part, when the cleanness, directly connect the cable ply-yarn drill to between two clean pieces, then control the removal and grip the pole, can realize the cleanness of cable conductor through two clean pieces this moment, guaranteed the precision that detects this moment, avoid influencing the testing result because of the dust is too much on the cable conductor.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 is an axial view of a current measuring device for circuit inspection according to the present invention.
Fig. 2 is a schematic diagram of a front view of a current measuring device for circuit inspection according to the present invention.
Fig. 3 is a schematic diagram of a left-hand structure of the current measuring device for circuit inspection according to the present invention.
Fig. 4 is a schematic axial view of the current measuring device for circuit inspection according to the present invention after the holding rod is taken out.
Fig. 5 is a schematic diagram of the split structure of fig. 4 in an isometric view according to the present invention.
Fig. 6 is a schematic diagram of the rotated isometric view of fig. 5 in accordance with the present invention.
FIG. 7 is a schematic isometric view of a third mount and multimeter of the present invention.
Fig. 8 is an enlarged schematic view of the structure of fig. 7 at a in accordance with the present invention.
List of reference numerals
1. A grip lever; 2. a detection section; 201. a first mount; 202. a detection arm; 203. a sliding hole; 204. a connecting rod; 205. an elastic member; 206. a first spring lever; 207. a guide block; 208. a driving block; 209. a connecting rope; 210. a limit rod; 211. a base rod; 212. an auxiliary arm; 3. an adjusting section; 301. a worm wheel; 302. a worm; 4. a cleaning portion; 401. a second mounting base; 402. a second spring rod; 403. an adhesion block; 404. a cleaning block; 5. a third mount; 501. an adhesion seat; 502. a wipe block; 6. a multimeter; 601. an adjustment knob; 602. a protection block; 603. a groove; 604. and a display screen.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Embodiment one:
please refer to fig. 1 to 8:
the invention provides a current measuring device for circuit inspection, which comprises: a grip lever 1;
the grip lever 1 is mounted with a detection portion 2.
The detection part 2 comprises a first installation seat 201, detection arms 202, sliding holes 203, connecting rods 204, elastic pieces 205, a first spring rod 206, a guide block 207, a driving block 208, a connecting rope 209, a limiting rod 210, a base rod 211 and an auxiliary arm 212, wherein the first installation seat 201 is fixed on the top end surface of the holding rod 1, two sliding holes 203 are symmetrically formed in the first installation seat 201, two detection arms 202 are connected to the first installation seat 201 in a sliding manner, one connecting rod 204 is welded to each detection arm 202, two connecting rods 204 are connected to the two sliding holes 203 in a sliding manner, the elastic pieces 205 are connected between the two connecting rods 204, the elastic pieces 205 are spiral springs, and the elastic pieces 205 are elastic reset structures of the two detection arms 202.
Wherein, sliding connection has a drive piece 208 between two connecting rods 204, drive piece 208 below one end is connected with connecting rope 209, drive piece 208 rear end face welding has a gag lever post 210 that is used for drive piece 208 spacing, drive piece 208's upper half is inwards assembled form, drive piece 208's the outside and two connecting rods 204 inboard contact, when drive piece 208 moves down, two connecting rods 204 are synchronous outside moving state under drive piece 208's extrusion, two detection arms 202 are synchronous outside moving state this moment too.
Wherein, two first spring rods 206 are symmetrically arranged at the inner sides of one ends above the two detection arms 202, and one ends of the inner sides of the two first spring rods 206 are contacted;
the top end face and the bottom end face of the outer wall of the extending part of the two first spring rods 206 are welded with one guide block 207, and the inner sides of the upper guide block 207 and the lower guide block 207 are inclined.
Wherein, a left side detection arm 202 comprises basic lever 211 and auxiliary arm 212, and basic lever 211 sliding connection is in first mount pad 201 inside, and basic lever 211 is last to rotate and is connected with auxiliary arm 212.
Wherein the auxiliary arm 212 is mounted with an adjusting portion 3;
the adjusting part 3 is composed of a worm wheel 301 and a worm 302, the worm wheel 301 is welded on the auxiliary arm 212, the worm 302 is rotatably connected to the first mounting seat 201 through two connecting plates with rectangular plate structures, the connecting relationship between the two connecting plates and the first mounting seat 201 is plug-in connection, the worm 302 is meshed with the worm wheel 301, and the auxiliary arm 212 is in a rotating state when the worm 302 is rotated.
When the cable is required to be placed between the two detection arms 202 in use, the connecting rope 209 is required to be pulled at the moment, when the connecting rope 209 moves downwards, the driving block 208 moves downwards, the two connecting rods 204 can be driven outwards through the driving block 208, the two auxiliary arms 212 are in a synchronous outwards moving state, and the cable can be clamped between the two detection arms 202;
when the detection arms 202 cannot be transversely unfolded due to the influence of the detection positions, the worm 302 can be rotated, the worm wheel 301 and the auxiliary arm 212 are driven by the worm 302 to rotate, the two detection arms 202 are in a staggered state, and the cable can be clamped into the two detection arms 202 through the staggered positions, so that the flexibility and the practicability in use are improved;
when the connecting rope 209 is disconnected or the driving block 208 is damaged, and the detecting arm 202 is limited by the detecting position and can not be staggered, at this time, the two guide blocks 207 are directly connected with the cable line, then the holding rod 1 is pushed upwards, at this time, the inner sides of the two guide blocks 207 above and the two guide blocks 207 below are inclined, then the guide blocks 207 are in an outward moving state under the extrusion of the cable, at this time, the two first spring rods 206 are contracted, and the two first spring rods are in emergency structures and are used under the condition that the driving block 208 and the connecting rope 209 are damaged.
Embodiment two:
on the basis of the first embodiment, as shown in fig. 1, the method further includes: a cleaning portion 4, the cleaning portion 4 being mounted on the first mounting base 201; the cleaning part 4 is composed of a second mounting seat 401, a second spring rod 402, adhesion blocks 403 and cleaning blocks 404, the second mounting seat 401 is mounted on the first mounting seat 201, two second spring rods 402 are mounted on the second mounting seat 401, the inner sides of the two second spring rods 402 are welded with one adhesion block 403, the inner side of each adhesion block 403 is adhered with one cleaning block 404, and the two cleaning blocks 404 jointly form a cleaning structure of the cable.
When the cable clamp is used, the cable is directly clamped between the two cleaning blocks 404, then the holding rod 1 is moved left and right, at the moment, the cleaning of the cable can be realized through the two cleaning blocks 404, the detection precision is ensured, and the influence on the detection result caused by excessive dust on the cable is avoided.
Embodiment III:
on the basis of the second embodiment, as shown in fig. 1 and fig. 7, the method further includes: the third mounting seat 5 and the universal meter 6 are arranged on the holding rod 1;
the third mounting seat 5 is clamped with a universal meter 6, and the universal meter 6 is electrically connected with two detection arms 202;
the third mounting seat 5 is provided with an adhesion seat 501, the adhesion seat 501 is positioned at the front side of the multimeter 6, and the adhesion seat 501 is a shielding structure when the multimeter 6 falls forwards.
Wherein, the multimeter 6 is provided with a display screen 604;
the rear side of the adhesion seat 501 is adhered with a wiping block 502, and a display screen 604 is contacted with the wiping block 502 when the multimeter 6 is installed from bottom to top.
Wherein, terminal surface is provided with adjust knob 601 before universal meter 6, and terminal surface symmetry is adhered and is had two protection pieces 602 before the universal meter 6, and two protection pieces 602 are the rubber material, and protection architecture of universal meter 6 front end has been constituteed jointly to two protection pieces 602.
Wherein, two protection piece 602 are trapezium structure, and the recess 603 has all been seted up to the terminal surface all in the linear array form before every protection piece 602, and protection piece 602 and recess 603 all with wiping piece 502 elastic contact when universal meter 6 from down to up installs, and the cleaning structure of wiping piece 502 has been constituteed jointly to protection piece 602 and recess 603.
When the universal meter 6 is installed in use, the universal meter 6 is installed on the third installation seat 5 from bottom to top, at this moment, the protection block 602 is contacted with the wiping block 502, at this moment, the cleaning of the wiping block 502 can be realized through the protection block 602 and the groove 603 on the protection block 602, at this moment, the wiping block 502 is in a clean state, at this moment, the universal meter 6 is continuously pushed upwards, at this moment, the cleaned wiping block 502 is contacted with the display screen 604, at this moment, the cleaning of the display screen 604 can be completed, the observation is prevented from being influenced by excessive dust on the display screen 604, and the cleaning mode does not need to be independently cleaned, and the practicability is high;
in the use, because of the front side position that glues the seat 501 and be located universal meter 6, the seat 501 is shelter from the structure when universal meter 6 drops forward, can realize sheltering from through gluing the seat 501 when universal meter 6 drops, and even universal meter 6 drops, can also realize the buffering protection of universal meter 6 through two protection blocks 602 this moment, and is functional high.
Specific use and action of the embodiment:
when the cable is required to be placed between the two detection arms 202 in use, the connecting rope 209 is required to be pulled at the moment, when the connecting rope 209 moves downwards, the driving block 208 moves downwards, the two connecting rods 204 can be driven outwards through the driving block 208, the two auxiliary arms 212 are in a synchronous outwards moving state, and the cable can be clamped between the two detection arms 202;
when the detection arms 202 cannot be transversely unfolded due to the influence of the detection positions, the worm 302 can be rotated, the worm wheel 301 and the auxiliary arm 212 are driven by the worm 302 to rotate, the two detection arms 202 are in a staggered state, and the cable can be clamped into the two detection arms 202 through the staggered positions, so that the flexibility and the practicability in use are improved;
when the connecting rope 209 is disconnected or the driving block 208 is damaged and the detecting arm 202 cannot be staggered due to the limitation of the detecting position, the two guiding blocks 207 are directly connected with the cable in a clamping way, and then the holding rod 1 is pushed upwards, at the moment, the inner sides of the upper two guiding blocks 207 and the lower two guiding blocks 207 are inclined, the guiding blocks 207 are in an outward moving state under the extrusion of the cable, the two first spring rods 206 are contracted, the two first spring rods are in emergency structures, and the two first spring rods are used under the condition that the driving block 208 and the connecting rope 209 are damaged;
during cleaning, a cable is directly clamped between the two cleaning blocks 404, and then the holding rod 1 is moved left and right, so that the cleaning of the cable can be realized through the two cleaning blocks 404, the detection precision is ensured, and the influence on the detection result caused by excessive dust on the cable is avoided;
during the installation and use of the multimeter 6, when the multimeter 6 is installed, the multimeter 6 is installed on the third installation seat 5 from bottom to top, at this moment, the protection block 602 is contacted with the wiping block 502, at this moment, the cleaning of the wiping block 502 can be realized through the protection block 602 and the groove 603 on the protection block 602, at this moment, the wiping block 502 is in a clean state, at this moment, the multimeter 6 is continuously pushed upwards, at this moment, the cleaned wiping block 502 is contacted with the display screen 604, at this moment, the cleaning of the display screen 604 can be completed, the observation is prevented from being influenced by excessive dust on the display screen 604, and the cleaning mode does not need to be independently cleaned, and the practicability is high;
in the use, because of the front side position that glues the seat 501 and be located universal meter 6, the seat 501 is shelter from the structure when universal meter 6 drops forward, can realize sheltering from through gluing the seat 501 when universal meter 6 drops, and even universal meter 6 drops, can also realize the buffering protection of universal meter 6 through two protection blocks 602 this moment, and is functional high.
Claims (10)
1. A current measurement device for circuit inspection, comprising: a grip lever (1); the holding rod (1) is provided with a detection part (2); the detection part (2) comprises a first mounting seat (201), detection arms (202), sliding holes (203), connecting rods (204), elastic pieces (205), a first spring rod (206), a guide block (207), a driving block (208), a connecting rope (209), a limiting rod (210), a foundation rod (211) and auxiliary arms (212), wherein the first mounting seat (201) is fixed on the top end surface of the holding rod (1), two sliding holes (203) are symmetrically formed in the first mounting seat (201), two detection arms (202) are connected to the first mounting seat (201) in a sliding mode, one connecting rod (204) is welded to each detection arm (202), two connecting rods (204) are connected in the two sliding holes (203) in a sliding mode, an elastic piece (205) is connected between the two connecting rods (204), the elastic pieces (205) are spiral springs, and the elastic pieces (205) are elastic reset structures of the two detection arms (202).
2. The current measurement device for circuit inspection according to claim 1, wherein: two sliding connection has a driving block (208) between connecting rod (204), driving block (208) below one end is connected with connecting rope (209), the terminal surface welding has a gag lever post (210) that is used for driving block (208) spacing behind driving block (208), the upper half of driving block (208) is inwards assembled form, the outside of the upper half of driving block (208) and the inboard contact of two connecting rods (204), when driving block (208) move down, two connecting rods (204) are synchronous outside movable state under the extrusion of driving block (208), two detection arms (202) are synchronous outside movable state this moment too.
3. The current measurement device for circuit inspection according to claim 1, wherein: two first spring rods (206) are symmetrically arranged on the inner sides of one end above the two detection arms (202), and one ends of the inner sides of the two first spring rods (206) are contacted;
the top end face and the bottom end face of the outer wall of the extending part of the two first spring rods (206) are welded with one guide block (207), and the inner sides of the upper guide block (207) and the lower guide block (207) are inclined.
4. The current measurement device for circuit inspection according to claim 1, wherein: the left detection arm (202) consists of a base rod (211) and an auxiliary arm (212), the base rod (211) is slidably connected inside the first mounting seat (201), and the auxiliary arm (212) is rotatably connected to the base rod (211).
5. The current measurement device for circuit inspection according to claim 1, wherein: the auxiliary arm (212) is provided with an adjusting part (3);
the adjusting part (3) consists of a worm wheel (301) and a worm (302), the worm wheel (301) is welded on the auxiliary arm (212), the worm (302) is rotationally connected to the first mounting seat (201) through two connecting plates with rectangular plate-shaped structures, the connecting relation between the two connecting plates and the first mounting seat (201) is plug-in connection, the worm (302) is meshed with the worm wheel (301), and the auxiliary arm (212) is in a rotating state when the worm (302) is rotated.
6. The current measurement device for circuit inspection according to claim 1, wherein: the first mounting seat (201) is provided with a cleaning part (4);
the cleaning part (4) comprises a second mounting seat (401), second spring rods (402), adhesion blocks (403) and cleaning blocks (404), two second spring rods (402) are mounted on the second mounting seat (401), the inner sides of the two second spring rods (402) are welded with one adhesion block (403), the inner side of each adhesion block (403) is adhered with one cleaning block (404), and the two cleaning blocks (404) jointly form a cleaning structure of the cable.
7. The current measurement device for circuit inspection according to claim 1, wherein: a third mounting seat (5) is arranged on the holding rod (1);
a universal meter (6) is clamped on the third mounting seat (5), and the universal meter (6) is electrically connected with the two detection arms (202);
and the third mounting seat (5) is provided with an adhesion seat (501), the adhesion seat (501) is positioned at the front side of the universal meter (6), and the adhesion seat (501) is a shielding structure when the universal meter (6) falls forwards.
8. The current measurement device for circuit inspection according to claim 7, wherein: a display screen (604) is arranged on the universal meter (6);
the rear side of the adhesion seat (501) is adhered with a wiping block (502), and the display screen (604) is contacted with the wiping block (502) when the universal meter (6) is installed from bottom to top.
9. The current measurement device for circuit inspection according to claim 8, wherein: the universal meter is characterized in that an adjusting knob (601) is arranged on the front end face of the universal meter (6), two protection blocks (602) are symmetrically adhered to the front end face of the universal meter (6), the two protection blocks (602) are made of rubber materials, and the two protection blocks (602) jointly form a protection structure of the front end of the universal meter (6).
10. The current measurement device for circuit inspection according to claim 9, wherein: two protection piece (602) are trapezium structure, and recess (603) have all been seted up to terminal surface before every protection piece (602) in linear array form, and protection piece (602) and recess (603) all with wiping piece (502) elastic contact when universal meter (6) are from supreme installation down, and cleaning structure of wiping piece (502) has been constituteed jointly to protection piece (602) and recess (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311372547.XA CN117110669B (en) | 2023-10-23 | 2023-10-23 | Current measuring device for circuit inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN117110669B (en) | 2024-01-05 |
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