CN113608010A - Telescopic clip-on ammeter - Google Patents
Telescopic clip-on ammeter Download PDFInfo
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- CN113608010A CN113608010A CN202111180263.1A CN202111180263A CN113608010A CN 113608010 A CN113608010 A CN 113608010A CN 202111180263 A CN202111180263 A CN 202111180263A CN 113608010 A CN113608010 A CN 113608010A
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- telescopic
- ammeter
- rod
- clip
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- 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
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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
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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
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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Abstract
The invention discloses a telescopic clip-on ammeter, relating to the technical field of clip-on ammeters, wherein the top of an ammeter body is provided with two clip heads, the binding clip comprises a lower clamp, a built-in clamp arranged in the lower clamp, an upper clamp arranged on the built-in clamp, a telescopic rod used for making the binding clip telescopic and a binding clip telescopic adjusting component, one end of the upper clamp is provided with an installation groove, one end of the telescopic rod is connected with the clamp head telescopic adjustment component, a trigger is arranged on one side of the upper part of the ammeter body and is linked with a tong head, the invention can synchronously stretch or independently stretch the two tong heads according to the use requirement, when in synchronous stretching and adjusting, the telescopic rod is rotated by taking the connecting column as a center, so that the telescopic rod is connected with the mounting groove together, the telescopic link stretches into the mounting groove and links together promptly to can make the lifter adjust the gliding while of way and carry out synchronous flexible processing to two binding clip through promoting the ejector pad.
Description
Technical Field
The invention relates to the technical field of a clamp-on ammeter, in particular to a telescopic clamp-on ammeter.
Background
The split core ammeter is formed by combining a current transformer and an ammeter. The iron core of the current transformer can be opened when the wrench is tightened; the wire through which the current to be measured passes can pass through the opening of the iron core (i.e. the binding clip) without being cut off, and the iron core is closed after the wrench is released. The clamp ammeter can change different ranges by shifting the change-over switch, and when the clamp ammeter is used for detecting current, a detected wire must be clamped (namely a wire is clamped when the clamp head is opened). .
The existing clip-on ammeter can not extend or shorten the clip head in the using process, has the use limitation performance and is inconvenient to independently or synchronously stretch and contract the clip head according to the needs of using occasions.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a telescopic clamp ammeter, which solves the problems that the existing clamp ammeter in the background art cannot extend or shorten a clamp head in the using process, has limited using performance, and is inconvenient to independently or synchronously stretch the clamp head according to using requirements.
In order to solve the technical problems, the invention adopts the following technical scheme:
a telescopic clip-on ammeter comprises an ammeter body and an input socket, wherein the top of the ammeter body is provided with two clip heads, the binding clip comprises a lower clamp arranged at the top of the ammeter body, an internal clamp arranged in the lower clamp, an upper clamp arranged on the internal clamp, a telescopic rod used for enabling the two binding clips to be synchronously telescopic, and a binding clip telescopic adjusting component, wherein one end of one upper tong is provided with an installation groove, one end of the telescopic rod is arranged on the other upper tong and is connected with the tong head telescopic adjustment component, the other end of the telescopic rod can extend into the mounting groove to enable the two tong heads to synchronously lift, one side of the upper part of the ammeter body is provided with a trigger which is linked with at least one tong head, one side of ampere meter body is provided with gear sign dish and is used for showing the display screen of current value, input socket is located the downside of display screen.
As an improvement of the invention, the tong head telescopic adjusting assembly comprises a connecting column, a lifting rod, a push block for controlling the lifting rod and an adjusting channel, wherein the lifting rod is slidably arranged in the adjusting channel, the upper part of the push block is positioned on the outer side of the ammeter body, the lower part of the push block is connected with the lifting rod, and one end of the lifting rod is connected with one end of the telescopic rod through the connecting column.
As an improvement of the invention, the top of the ammeter body is provided with a top disc, and the top disc is provided with a dust cleaning protection component.
As a further improvement of the invention, the protection assembly comprises a night vision device, a connecting shaft, a limiting sleeve plate and a cover plate, the night vision device is installed in the top plate, one side of the top plate is pivoted with the limiting sleeve plate through the connecting shaft, the limiting sleeve plate is arranged on one side of the cover plate, one side of the cover plate is provided with a shaft body, the shaft body is provided with a connecting scraping rod, and the connecting scraping rod is provided with a sleeve rod for removing dust.
As a further improvement of the invention, one end of the gear identification disc is provided with a rotary switch, the gear identification disc is provided with a gear identification, the rotary switch is provided with a rotary rod, and one end of the rotary rod is provided with an auxiliary component for warning connection.
As a further improvement of the invention, the auxiliary component comprises an engaging column, a ball and a vertical plate, wherein the front end of the engaging column is connected with the vertical plate, and the ball is arranged at the rear end of the engaging column.
As a further improvement of the invention, the ball is rotatably connected with the rear end of the connecting column, and the connecting column is perpendicular to the vertical plate.
As a further improvement of the invention, the front end of the rotating rod is a soft hollow bag body which stores red liquid, and when the rotating rod rotates to the gear mark, the front end of the rotating rod is extruded to enable the red liquid to flow to the middle of the rotating rod.
As a further improvement of the invention, the rear side of the ammeter body is provided with a connecting block, the connecting block is provided with a handle, the inner side of the handle is provided with a finger stall, the handle is internally provided with an air bag, the air bag is provided with a connecting pipe, and the connecting pipe is provided with a fastening cover.
The invention provides a telescopic clip-on ammeter, which can be used for stretching and shortening a clip of the clip-on ammeter according to specific use requirements, so that a line body can be clamped conveniently, the clip can be synchronously stretched or independently stretched when the position of the clip is adjusted, the flexibility of clamping the line body is increased, the clip-on ammeter can be used for night vision monitoring according to working conditions, and the omission processing can be performed on the maintenance conditions by rechecking a night vision monitor after repair is finished at some special or narrow positions.
Drawings
Fig. 1 is a schematic front view of a telescopic clamp ammeter provided in the present invention.
Fig. 2 is a schematic rear view of a telescopic clip-on ammeter provided by the present invention.
Fig. 3 is a schematic side view of a handle of the telescopic clip-on ammeter provided by the present invention.
Fig. 4 is a schematic diagram of a top plate top-down unfolding structure of the retractable clip-on ammeter provided by the present invention.
Fig. 5 is a schematic structural diagram of the connection between the shift indicator disk and the rotating rod in the telescopic clamp-on ammeter provided by the invention.
Fig. 6 is an enlarged schematic view of a portion a in fig. 5.
Reference is made to the accompanying drawings in which:
1. an ammeter body; 2. a lower clamp; 3. internally arranging pincers; 4. upper pliers; 5. mounting grooves; 6. a telescopic rod; 7. connecting columns; 8. a lifting rod; 9. a push block; 10. adjusting the lanes; 11. a trigger; 12. a gear identification disc; 13. a rotary switch; 14. a display screen; 15. a protective cover; 16. an input socket; 17. a top tray; 18. connecting blocks; 19. a handle; 20. identifying a gear; 21. a rotating rod; 22. a guard assembly; 2201. a night vision device; 2202. a connecting shaft; 2203. a limiting sleeve plate; 2204. a cover plate; 2205. a shaft body; 2206. sleeving the rod; 2207. connecting the scraping rod; 23. finger stall; 24. an air bag; 25. a connecting pipe; 26. a fastening cover; 27. an auxiliary component; 2701. connecting the columns; 2702. a ball bearing; 2703. a vertical plate; 200. a binding clip; 300. the flexible adjusting part of binding clip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
Referring to fig. 1 and 2, the telescopic clamp-on ammeter provided by the present invention comprises an ammeter body 1 and an input socket 16, wherein two clamp heads 200 are disposed at the top of the ammeter body 1, and each clamp head 200 comprises a lower clamp 2 disposed at the top of the ammeter body 1, an internal clamp 3 disposed in the lower clamp 2, an upper clamp 4 disposed on the internal clamp 3, a telescopic rod 6 for enabling the two clamp heads 200 to be synchronously telescopic, and a clamp head telescopic adjustment assembly 300.
The ammeter comprises an ammeter body 1, a lower tong 2, an internal tong 3 arranged in the lower tong 2, an upper tong 4 arranged at the top of the internal tong 3, a mounting groove 5 arranged at one end of one upper tong 4, a telescopic rod 6 arranged on the other upper tong 4 and connected with a tong head telescopic adjusting assembly 300, and a trigger 11 arranged at the left end of the outside of the ammeter body 1 and linked with at least one tong head 200 for controlling the tong head 200 to open or close to clamp a lead into a through hole of the tong head 200, wherein the other end of the telescopic rod 6 can extend into the mounting groove 5 to enable the two tong heads 200 to be lifted synchronously.
Further, the outside of 1 front end of ampere meter body is provided with gear identification disc 12, and is provided with rotatable rotary switch 13 on the gear identification disc 12, and the outside of gear identification disc 12 bottom is provided with protection casing 15, and the internally mounted of protection casing 15 has display screen 14, protects through protection casing 15 display screen 14, input socket 16 is located the outside of protection casing 15 bottom, accessible test wire external power supply.
With reference to fig. 1 and fig. 2, the flexible adjusting assembly 300 includes a connecting column 7, a lifting rod 8, a push block 9 for controlling the lifting rod 8, and an adjusting channel 10, wherein the lifting rod 8 is slidably disposed in the adjusting channel 10, an upper portion of the push block 9 is located outside the ammeter body 1, a lower portion of the push block 9 is connected to the lifting rod 8, and one end of the lifting rod 8 is connected to one end of the telescopic rod 6 through the connecting column 7.
With reference to fig. 1, the inner caliper 3 is slidably connected to the lower caliper 2, i.e. the inner caliper 3 can slidably adjust the extension length of the head 200 in the lower caliper 2. One end and the spliced pole 7 of telescopic link 6 are rotatable coupling, and spliced pole 7 is perpendicular mutually with the axis of lifter 8 to the outside and the adjustment of lifter 8 say 10 sliding connection, and when the position of lifter 8 at adjustment way 10 rose, telescopic link 6 also rose in step. The telescopic rod 6 not only can rotate around the connecting column 7 at one end, but also can stretch out and draw back at the other end, when the length of the tong head 200 needs to be adjusted, the telescopic rod 6 is aligned to the position of the mounting groove 5, and the other end of the telescopic rod 6 extends into the mounting groove 5, so that when the lifting height of the lifting rod 8 is adjusted, the built-in tong 3 is synchronously controlled to lift up, and the length of the whole tong head 200 is increased.
During the use, at first when examining the line body, can adjust earlier the flexible distance to binding clip 200, carry out synchronous flexible or independent flexible processing to two binding clips 200 according to the use needs promptly, if when adjusting in synchronous flexible, use spliced pole 7 to rotate the position to mounting groove 5 to telescopic link 6 as the center, and make the extension of telescopic link 6 stretch into in the mounting groove 5, make telescopic link 6 link up together with mounting groove 5, telescopic link 6 stretches into mounting groove 5 and links together promptly, thereby can make lifter 8 carry out synchronous flexible processing to two binding clips 200 when adjusting the slip in way 10 through promoting ejector pad 9. When the synchronization is not needed, the telescopic rod 6 retracts and rotates to be attached to the outer surface of the lifting rod 8, and then the trigger 11 can be pulled to rotate one or two of the forceps heads 200, so that the line body can be limited and clamped. The invention can adjust the distance between the lower clamp 2 and the upper clamp 4 according to the use requirement, is convenient for clamping and detecting line bodies at special positions, reduces the use limitation, has simple structure and is convenient for a user to operate.
The invention can extend and shorten the binding clip 200 of the clip-on ammeter according to the specific use requirement, is convenient for clamping a line body, can perform synchronous expansion or independent expansion when adjusting the position of the binding clip 200, increases the flexibility of clamping the line body, reduces the use occasion limit, can perform night vision monitoring on the working condition when the clip-on ammeter is used, can perform leak detection and defect supplement treatment on the maintenance condition by rechecking a night vision monitor after the repair is finished aiming at some special or narrow positions, can perform visual prompt by using the auxiliary component 27 when the position knob is in place when the gear mark 20 in the ammeter body 1 is selected, avoids the problem of not in place rotation, and can use the design of the handle 19 when the user uses the clip-on ammeter, the problem that the ammeter body 1 is separated when being held by hand is effectively avoided.
As shown in fig. 1, 2 and 3, a connecting block 18 is arranged at the rear side of an ammeter body 1, a handle 19 is arranged on the connecting block 18, a finger stall 23 is arranged at the inner side of the handle 19, the finger stall 23 is a soft holding finger stall 23, an air bag 24 is arranged at one side of the finger stall 23 in the handle 19, a connecting pipe 25 is arranged at one end of the air bag 24, fastening covers 26 are arranged on the outer threads of the connecting pipe 25, the finger stalls 23 are distributed equidistantly, and the finger stall 23 is in a semicircular structure; the size of the finger cuff 23 is adjusted by blowing gas into the air bag 24 so as to fit the fingers of different persons.
When using, operating personnel's forefinger, the middle finger, ring finger and little finger can be placed respectively in a dactylotheca 23, the shape of the design finger of 23 shape structures of dactylotheca laminating more, effectively increase the area of contact of finger and handle 19, avoid finger and dactylotheca 23 to break away from, and can be according to the thickness degree that the user pointed, the design of usable connecting pipe 25 can blow in appropriate amount gas to the inside of gasbag 24, thereby can effectively laminate in the outside that the user pointed, effectively avoid the user unexpected production landing when carrying out the handheld to ampere meter body 1.
As shown in fig. 1 and 4, a top plate 17 is disposed on the top of the ammeter body 1, a dust-cleaning protection assembly 22 is disposed on the top plate 17, the protection assembly 22 includes a night vision device 2201, a connecting shaft 2202, a position-limiting sleeve plate 2203, a cover plate 2204, a shaft body 2205, a sleeve rod 2206 and a connecting scraping rod 2207, the night vision device 2201 is mounted inside the top plate 17, the top plate 17 is pivotally connected to the position-limiting sleeve plate 2203 through the connecting shaft 2202, the position-limiting sleeve plate 2203 is disposed on one side of the cover plate 2204, even if one side of the cover plate 2204 is rotatably connected to one side of the top plate 17 through the connecting shaft 2202, the top plate 17 is connected to the other side of the cover plate 2204 in a clamping manner, so that the cover plate 2204 can be opened or closed relative to the top plate 17.
The shaft 2205 is arranged on the outer surface of the cover plate 2204, the sleeve rod 2206 is arranged on the shaft 2205, the connecting scraping rod 2207 is arranged in the sleeve rod 2206, the outer surface of the cover plate 2204 is tightly attached to the sleeve rod 2206 and the connecting scraping rod 2207, and the sleeve rod 2206 rotates along with the connecting scraping rod 2207 to wipe the cover plate 2204.
Preferably, a silicone scraper is arranged at a contact part of the connecting scraping rod 2207 and the cover plate 2204, and the connecting scraping rod 2207 and the sleeve rod 2206 press the cover plate through the shaft body 2205, so that the cleaning effect during rotation is improved. The connecting scraping rod 2207 is arranged in the sleeve rod 2206 in a pluggable manner, and can be pulled out in a rotatable manner for replacement when the connecting scraping rod 2207 is damaged.
When the pincer-like ammeter is used under the condition of weak ambient light, the working condition of the ammeter body 1 can be monitored by using the night vision device 2201, the working condition of the tong head 200 can be rechecked by using the night vision device 2201 after the operation of a lead is finished, the operation condition can be observed more visually, the leakage and the defect can be conveniently checked and repaired by a user, when dust is attached to the outer part of the cover plate 2204 in the using process, the connecting scraping rod 2207 can control the sleeve rod 2206 outside the shaft body 2205 to rotate by taking the shaft body 2205 as the center of a circle, so that the dust outside the cover plate 2204 can be cleaned by the synchronous rotation of the sleeve rod 2206 and the connecting scraping rod 2207 attached to the outer surface of the cover plate 2204, the contact area between the user and the connecting scraping rod 2207 can be increased by the design of the sleeve rod 2206, the dust can be cleaned by the rotary operation and control, and when the connecting scraping rod 2207 is worn, the connecting scraping rod 2207 is convenient to replace, and a better dust cleaning effect is kept, so that the night vision device 2201 is clearer when monitoring.
Night-time vision device 2201 sets up the center department at ampere-meter body 1 top surface to can be more audio-visual monitor binding clip 200 behavior, and night-time vision device 2201 and top dish 17 threaded mounting together, convenient to use person dismantles the change and can rotate apron 2204 with the interact of spacing lagging 2203 with connecting axle 2202, opens or the lid closes promptly, realizes the protection that shelters from of apron 2204 to night-time vision device 2201 through rotating.
As shown in fig. 1, 5 and 6, the gear indicator 20 is disposed on the gear indicator disc 12, the rotary switch 13 is disposed with a rotary rod 21, and one end of the rotary rod 21 is disposed with an auxiliary component 27 for warning connection.
In this embodiment, the auxiliary assembly 27 includes an engaging column 2701, a ball 2702 and a vertical plate 2703, the vertical plate 2703 is disposed at the front end of the engaging column 2701, the ball 2702 is disposed at the rear end of the engaging column 2701, and the ball 2702 is rotatably connected to the engaging column 2701, so that the rotating rod 21 can rotate smoothly, and the engaging column 2701 and the vertical plate 2703 are perpendicular to each other.
The front end outside of bull stick 21 is soft cavity form utricule, and the material is rubber, and soft cavity form utricule has deposited red liquid, the middle part of bull stick 21 has the transparent window of being connected with the front end of bull stick 21, thereby can be when utilizing bull stick 21 to rotate rotary switch 13, 21 front end outside of bull stick can extrude the outside of gear sign 20 when bull stick 21 rotates required gear sign 20 department, thereby the inside liquid of bull stick 21 front end can remove to rotary switch 13's central point, convenient to use person directly perceived rotating position observes, avoid rotating the problem that does not put in place.
In order to better understand the present invention, the following detailed description is provided for the use of the present invention with reference to fig. 1 to 6:
when the line body is detected, the telescopic distance of the forceps heads 200 can be adjusted according to the use condition, namely, the two forceps heads 200 are synchronously telescopic or independently telescopic according to the use requirement, for example, the telescopic rod 6 is rotated by taking the connecting column 7 as the center during synchronous telescopic, the telescopic rod 6 is extended into the mounting groove 5 and is connected with the mounting groove 5, namely, the two forceps heads 200 are connected together through the telescopic rod 6, at the moment, the push block 9 can be pushed to adjust the position of the lifting rod 8 in the adjusting channel 10, so that the two forceps heads 200 are synchronously telescopic at the same time, the left forceps head 200 is independently adjusted or when adjustment is not needed, the telescopic rod 6 is contracted and is rotated to be attached to the outer surface of the lifting rod 8, then the trigger 11 can be buckled to rotate one or two of the forceps heads 200, so that the line body can be limited, and then the forefinger, the forefinger and the forefinger of a user, the finger, the telescopic rod and the telescopic rod 6 of the adjusting device are connected together, the adjusting device and the adjusting device can be connected together, and can be connected with the adjusting device, and can be used for adjusting device, The middle finger, the ring finger and the little finger can be respectively placed at the position of the finger sleeve 23, the shape structure of the finger sleeve 23 is designed to be more fit with the shape of the finger, the contact area between the finger and the outer part of the handle 19 is effectively increased, the finger is prevented from being directly separated from the finger sleeve 23, and an appropriate amount of gas can be blown into the air bag 24 by the design of the connecting tube 25 according to the thickness of the user's finger, thereby being effectively attached to the outside of the fingers of the user, effectively avoiding the unexpected slipping of the user when the user holds the ammeter body 1, then, when the ammeter body 1 is operated in real time, the night vision device 2201 can be used for monitoring the working condition of the ammeter body 1, after the operation of the wire body is finished, the working condition of the clamp 200 can be rechecked through the night vision device 2201, so that the operation condition can be observed more visually, and a user can conveniently check for missing and filling. When dust is attached to the outer part of the cover plate 2204, the connecting scraping rod 2207 can be driven to rotate synchronously by rotating the sleeve rod 2206 by taking the shaft body 2205 as a center of a circle, so that the dust on the outer part of the cover plate 2204 can be cleaned by rotating the sleeve rod 2206 and the connecting scraping rod 2207 which are attached to the outer surface of the cover plate 2204, the contact area between a user and the connecting scraping rod 2207 can be increased by the design of the sleeve rod 2206, the dust can be cleaned conveniently, when the connecting scraping rod 2207 is worn, the connecting scraping rod 2207 can be separated from the sleeve rod 2206 by rotating, the connecting scraping rod 2207 can be replaced conveniently, a better dust cleaning effect is kept, the night vision device 2201 is clearer in monitoring, meanwhile, the night vision device 2201 is arranged at the center of the ammeter body 1, the working condition of the clamp 200 can be monitored more visually, and the night vision device 2201 and the top disc 17 are installed together in a threaded manner, the user can conveniently detach and replace the electric heating element; and the mutual action of the universal connecting shaft 2202 and the limit sleeve plate 2203 enables the cover plate 2204 to rotate relative to the night vision device 2201, and the cover plate 2204 rotates to cover the night vision device 2201, so that the shielding protection of the night vision device 2201 is realized. When rotating lever 21 to in the ampere meter body 1 rotates and selects gear sign 20, the outside cavity column structure and the material of being of rotating lever 21 front end are rubber, and red liquid has been deposited to cavity column position, thereby can be when utilizing rotating lever 21 to rotate rotary switch 13, rotating lever 21 front end outside can extrude gear sign 20's outside when rotating lever 21 rotates required gear sign 20 department, thereby the inside liquid of rotating lever 21 front end can remove to rotary switch 13's central point, the user of being convenient for directly perceived rotated the position and observes, avoid rotating the not problem in place.
In summary, the present invention can extend and shorten the binding clip of the clamp ammeter according to specific use requirements, so as to facilitate the clamping of the wire, and when the position of the binding clip is adjusted, the binding clip can be synchronously or independently extended and retracted, so that the flexibility of the clamping wire can be adjusted according to the size of the detection space, and the clamp ammeter can perform night vision monitoring according to the working condition, and can perform leak detection and defect repair processing on the maintenance condition by rechecking the night vision monitor after the repair is finished for some special or narrow positions. Furthermore, when the gear is selected, the clamp-on ammeter can visually remind when the position knob is in place, the situation that the rotation is not in place is avoided, and the clamp-on ammeter has an anti-slip function when being used, so that the problem that the ammeter body is separated when being held by hand is effectively avoided. The method has the following beneficial effects:
1. the telescopic clamp-on ammeter can adjust the distance between the lower clamp and the upper clamp according to the use requirement, is convenient for clamping and detecting line bodies at some special positions, reduces the use limitation, can synchronously stretch or independently stretch two clamp heads according to the use requirement, can rotate the telescopic rod by taking the connecting column as the center during synchronous stretching, enables the telescopic rod to be connected with the mounting groove together, can simultaneously stretch and retract the two clamp heads when the push block is used for pushing the lifting rod in an adjusting channel, can rotate the telescopic rod to be attached to the outer surface of the lifting rod when synchronization is not needed, has a simple structure, and is convenient for a user to operate;
2. the mobile phone is arranged on the rear side of the ammeter body, so that the mobile phone is convenient to hold, when the ammeter body is held by hands, the index finger, the middle finger, the ring finger and the little finger of a user can be respectively placed at the positions of the finger sleeves, the shape structure of the finger sleeves is designed to be more fit with the shapes of the fingers, the contact area of the fingers and the outside is effectively increased, the fingers are prevented from being directly separated from the finger sleeves, and a proper amount of gas can be blown into the inside of the air bag by using the design of the connecting pipe according to the thickness degree of the fingers of the user, so that the mobile phone can be effectively fit with the outside of the fingers of the user, and the phenomenon that the user accidentally slips off when holding the ammeter body by hands is effectively avoided;
3. according to the telescopic clamp-on ammeter, when ambient light is weak, the working condition of an ammeter body can be monitored by using the night vision device, the working condition of a binding clip can be rechecked and processed through the design of the night vision device after the operation of a wire body is finished, the operation condition can be observed more visually, the leakage and the defect can be checked and repaired by a user conveniently, when dust is attached to the outer part of a cover plate in the using process, a sleeve rod outside the shaft body can be rotated by taking the shaft body as the center of a circle, so that the dust outside the cover plate can be cleaned through the rotation of the sleeve rod attached to the outer surface of the cover plate, and the monitoring of the night vision device is clearer;
4. according to the telescopic clamp-on ammeter, the outer part of the front end of the rotating rod is of a hollow structure and is made of rubber, and red liquid is stored in the hollow position, so that when the rotating rod is used for rotating a rotary switch, the outer part of the front end of the rotating rod can extrude the outer part of a gear mark when the rotating rod rotates at a required gear mark, and therefore the liquid in the front end of the rotating rod can move to the central position of the rotary switch, a user can observe the rotating position visually, and the problem that the rotating rod cannot rotate in place is avoided;
5. according to the telescopic clip-on ammeter, the night vision device is arranged at the center of the ammeter body, so that the working condition of a binding clip can be monitored more visually, the night vision device and the top plate are installed together in a threaded mode, a user can conveniently detach and replace the night vision device, the cover plate can rotate by utilizing the interaction of the connecting shaft and the limiting sleeve plate, and the cover plate can shield and protect the night vision device through rotation.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (10)
1. A telescopic clamp-on ammeter is characterized by comprising an ammeter body (1) and an input socket (16), wherein two clamp heads (200) are arranged at the top of the ammeter body (1), each clamp head (200) comprises a lower clamp (2) arranged at the top of the ammeter body (1), a built-in clamp (3) arranged in the lower clamp (2), an upper clamp (4) arranged on the built-in clamp (3), a telescopic rod (6) and a clamp head telescopic adjusting component (300) used for enabling the two clamp heads to be synchronously telescopic, one end of one upper clamp (4) is provided with a mounting groove (5), one end of the telescopic rod (6) is arranged on the other upper clamp (4) and is connected with the clamp head telescopic adjusting component (300), the other end of the telescopic rod (6) can extend into the mounting groove (5) to enable the two clamp heads to be synchronously lifted, a trigger (11) is arranged on one side of the upper portion of the ammeter body (1) and is linked with at least one clamp head (200), one side of ampere meter body (1) is provided with gear identification disc (12) and display screen (14) that are used for showing the current value, input socket (16) are located the downside of display screen (14).
2. The telescopic tong-type ammeter according to claim 1, wherein the tong-type telescopic adjusting assembly (300) comprises a connecting column (7), a lifting rod (8), a push block (9) for controlling the lifting rod (8), and an adjusting channel (10), the lifting rod (8) is slidably arranged in the adjusting channel (10), the upper part of the push block (9) is positioned outside the ammeter body (1), the lower part of the push block (9) is connected with the lifting rod (8), and one end of the lifting rod (8) is connected with one end of the telescopic rod (6) through the connecting column (7).
3. The telescopic clamp ammeter according to claim 1 wherein the top of the ammeter body (1) is provided with a top plate (17), and the top plate (17) is provided with a dust guard assembly (22).
4. The telescopic clamp ammeter as recited in claim 3, wherein the protection assembly (22) comprises a night vision device (2201), a connecting shaft (2202), a position-limiting sleeve plate (2203) and a cover plate (2204), wherein the night vision device (2201) is installed in a top plate (17), one side of the top plate (17) is pivotally connected with the position-limiting sleeve plate (2203) through the connecting shaft (2202), the position-limiting sleeve plate (2203) is arranged on one side of the cover plate (2204), one side of the cover plate (2204) is provided with a shaft body (2205), the shaft body (2205) is provided with an engaging scraping rod (2207), and the engaging scraping rod (2207) is provided with a sleeve rod (2206) for removing dust.
5. The telescopic clamp ammeter according to claim 1, wherein a rotary switch (13) is mounted at one end of the gear identification disc (12), a gear identification (20) is arranged on the gear identification disc (12), a rotating rod (21) is arranged on the rotary switch (13), and an auxiliary component (27) for warning connection is arranged at one end of the rotating rod (21).
6. The scalable clamp ammeter as recited in claim 5, wherein said auxiliary member (27) comprises an engagement post (2701), a ball (2702) and a riser (2703), and wherein a front end of said engagement post (2701) is connected to said riser (2703), and a rear end of said engagement post (2701) is provided with said ball (2702).
7. The scalable clamp ammeter as recited in claim 6, wherein said ball (2702) is rotatably connected to a rear end of said engagement post (2701), and wherein said engagement post (2701) and said riser (2703) are substantially perpendicular to each other.
8. The telescopic clamp ammeter as recited in claim 7, wherein the front end of the rotating rod (21) is a soft hollow bag containing red liquid, and when the rotating rod (21) rotates to the shift indicator (20), the front end of the soft hollow bag is squeezed to make the red liquid flow to the middle of the rotating rod (21).
9. The telescopic clamp-on ammeter according to claim 1, wherein the rear side of the ammeter body (1) is provided with a connecting block (18), the connecting block (18) is provided with a handle (19), the inner side of the handle (19) is provided with a finger stall (23), the handle (19) is provided with an air bag (24), the air bag (24) is provided with a connecting pipe (25), and the connecting pipe (25) is provided with a fastening cover (26).
10. The retractable clamp ammeter as in claim 4 wherein said top plate (17) is snap fit with said cover plate (2204) and wherein said cover plate (2204) has an outer surface closely conforming to said stem (2206).
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