CN215066906U

CN215066906U - Portable current clamp

Info

Publication number: CN215066906U
Application number: CN202120771187.0U
Authority: CN
Inventors: 郝春华
Original assignee: Qingdao Hantai Intelligent Technology Co ltd
Current assignee: Qingdao Hantai Intelligent Technology Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-12-07
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a portable current clamp, which relates to the technical field of current clamps and comprises a main body, an accommodating mechanism and a placing mechanism, wherein the main body comprises a clamp body, and the top end of the clamp body is connected with a clamp head; the collecting mechanism comprises a collecting groove located at the bottom end of the clamp body, the electroprobe located below the clamp body is further included, the top end of the electroprobe is connected with a connecting wire, and a conductive sliding ring is arranged on the inner wall of the collecting groove. The utility model discloses a set up storage mechanism, the electrography is in the same place with pincers body coupling, when accomodating the connecting wire, rotates the turning block and drives the connecting wire and accomodate in the inner wall winding of rotating turret, and the fixture block is fixed the ratchet with the ratchet laminating simultaneously to accomodate the connecting wire, when using the connecting wire, promote to promote the piece and carry out the displacement and drive the fixture block and fix with ratchet separation cancellation, pull out the connecting wire and use, be convenient for carry electrography and current pincers.

Description

Portable current clamp

Technical Field

The utility model relates to a current clamp technical field specifically is a portable current clamp.

Background

The current clamp is one of the current meters and is used for measuring the current value in a circuit, and is also called a clamp current meter, in electrical and electronic engineering, the current clamp is provided with two openable clamp probes for clamping an electrical conductor around electrical equipment, the probes do not need to be in contact with a conductive part of the equipment, namely, an equipment lead does not need to be disconnected for probe insertion, so that the properties of the current on the conductor are measured, the current clamp is usually used for measuring sine wave current, the phase and the waveform can be tested by matching with a more advanced detection instrument, generally, very high alternating current (more than 1000A) is easy to measure, and direct current and very low alternating current (milliampere) are difficult to measure accurate values.

However, current pincers are supporting in the use, have the electrography, and the electrography separately carries with current pincers, is not convenient for carry, and the connecting wire that the electrography is connected is longer, is not convenient for carry, and current pincers need hand to be held simultaneously and carry, and when not using current pincers, the hand is held current pincers and is not convenient for operate other instruments.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that an electroprobe of a current clamp is inconvenient to carry and the current clamp is inconvenient to hold, a portable current clamp is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a portable current clamp comprises a main body, a containing mechanism and a placing mechanism, wherein the main body comprises a clamp body, and the top end of the clamp body is connected with a clamp head;

the collecting mechanism comprises a collecting groove located at the bottom end of a clamp body, the collecting mechanism further comprises an electroprobe located below the clamp body, the top end of the electroprobe is connected with a connecting wire, the inner wall of the collecting groove is provided with a conductive sliding ring, one end of the conductive sliding ring is connected with a rotating frame, one end of the rotating frame is connected with a connecting rod, the top end of the connecting rod is connected with a rotating block, the outer wall of the connecting rod is connected with a ratchet wheel, one side of the ratchet wheel is provided with a clamping block, the clamping block is connected with the inner wall of the collecting groove in a rotating mode, the inner wall of the clamping block is connected with a lead screw, and the top end of the lead screw is connected with a pushing block.

As a further aspect of the present invention: the placing mechanism comprises a push rod located on one side of the clamp body, the placing mechanism further comprises a fixing plate located on the outer wall of one end of the clamp body, one end of the push rod is connected with a threaded rod, one side, located on the threaded rod, of one end of the push rod is connected with a fixing spring, the outer wall of the threaded rod is connected with a first gear, the outer wall of the first gear is connected with a second gear, one end of the second gear is connected with a connecting shaft, and one end of the connecting shaft is connected with a third gear.

As a further aspect of the present invention: the conductive slip ring is electrically connected with the main board of the clamp body through a conducting wire, the conductive slip ring is electrically connected with the connecting wire through a metal conductive head, and one end of the conductive slip ring is fixedly connected with the rotating frame.

As a further aspect of the present invention: and a torsional spring is connected between the clamping block and the accommodating groove, and the clamping block is in a water drop shape.

As a further aspect of the present invention: the inner wall of fixture block is provided with the internal thread, the outer wall of lead screw is provided with the external screw thread, the internal thread of fixture block and the internal thread of lead screw are laminated mutually, the outer wall that promotes the piece is provided with the stopper, the inside of pincers body is provided with the spacing groove, the outer wall of stopper and the inner wall in spacing groove are laminated mutually.

As a further aspect of the present invention: the fixed spring is located between the push rod and the clamp body, an internal thread is arranged on the inner wall of the first gear, an external thread is arranged on the outer wall of the threaded rod, and the external thread of the threaded rod is attached to the internal thread of the first gear.

As a further aspect of the present invention: the teeth of a cogwheel of a gear and the tooth's socket of No. two gears mesh mutually, the shape of fixed plate is L shape, the outer wall of fixed plate is provided with the tooth's socket, the teeth of a cogwheel of No. three gears and the tooth's socket of fixed plate mesh mutually.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the accommodating mechanism, the test pencil is connected with the clamp body, when the connecting wire is accommodated, the rotating block is rotated to drive the connecting wire to be wound on the inner wall of the rotating frame for accommodating, meanwhile, the clamping block is attached to the ratchet wheel to fix the ratchet wheel, so that the connecting wire is accommodated, when the connecting wire is used, the pushing block is pushed to displace to drive the clamping block to be separated from the ratchet wheel for fixing, the connecting wire is pulled out for use, and the test pencil and the current clamp are convenient to carry;

2. through setting up the placement machine and construct, when placing the pincers body, promote the catch bar and carry out the displacement, the catch bar displacement drives the threaded rod and carries out the displacement, the threaded rod displacement drives a gear and rotates, a gear revolve drives No. two gears and rotates, No. two gear revolve drives the connecting axle and rotates, the connecting axle rotates and drives No. three gears and rotates, No. three gear revolve drives the stationary plate position and shifts out the pincers body, place the fixture between fixed plate and the pincers body, loosen the catch bar, the catch bar resets by solid spring elastic force, it carries out the displacement to drive the fixed plate, the fixed plate displacement presss from both sides tightly the fixture with the pincers body together, be convenient for place the pincers body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the storage mechanism of the present invention;

fig. 3 is an installation schematic diagram of the storage mechanism of the present invention;

fig. 4 is an installation schematic diagram of the placing mechanism of the present invention.

In the figure: 1. a main body; 101. a clamp body; 102. a binding clip; 2. a storage mechanism; 201. a receiving groove; 202. a test pencil; 203. a connecting wire; 204. a conductive slip ring; 205. a rotating frame; 206. a connecting rod; 207. rotating the block; 208. a ratchet wheel; 209. a clamping block; 210. a screw rod; 211. a pushing block; 212. a torsion spring; 3. a placement mechanism; 301. a push rod; 302. a fixing plate; 303. a threaded rod; 304. fixing the spring; 305. a first gear; 306. a second gear; 307. a connecting shaft; 308. and a third gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a portable current clamp includes a main body 1, an accommodating mechanism 2 and a placing mechanism 3, wherein the main body 1 includes a clamp body 101, and a clamp head 102 is connected to a top end of the clamp body 101;

wherein, receiving mechanism 2 is including the groove 201 of accomodating that is located pincers body 101 bottom, receiving mechanism 2 is still including the electrography 202 that is located pincers body 101 below, the top of electrography 202 is connected with connecting wire 203, the inner wall of accomodating groove 201 is provided with electrically conductive sliding ring 204, the one end of electrically conductive sliding ring 204 is connected with rotating turret 205, the one end of rotating turret 205 is connected with connecting rod 206, the top of connecting rod 206 is connected with turning block 207, the outer wall connection of connecting rod 206 has ratchet 208, one side of ratchet 208 is provided with fixture block 209, fixture block 209 is connected with the inner wall rotation of accomodating groove 201, the inner wall connection of fixture block 209 has lead screw 210, the top of lead screw 210 is connected with promotes piece 211, be convenient for accomodate connecting wire 203.

Please refer to fig. 2 and fig. 4, the placing mechanism 3 includes a pushing rod 301 located at one side of the pincer body 101, the placing mechanism 3 further includes a fixing plate 302 located at an outer wall of one end of the pincer body 101, one end of the pushing rod 301 is connected with a threaded rod 303, one end of the pushing rod 301 located at one side of the threaded rod 303 is connected with a fixing spring 304, an outer wall of the threaded rod 303 is connected with a first gear 305, an outer wall of the first gear 305 is connected with a second gear 306, one end of the second gear 306 is connected with a connecting shaft 307, and one end of the connecting shaft 307 is connected with a third gear 308, so as to fix the pincer body 101.

Please refer to fig. 1 and fig. 3, the conductive slip ring 204 is electrically connected to the main board of the clamp body 101 through a conductive wire, the conductive slip ring 204 is electrically connected to the connection line 203 through a metal conductive head, and one end of the conductive slip ring 204 is fixedly connected to the rotating frame 205, so as to facilitate the accommodation of the connection line 203.

Please refer to fig. 1 and 3, a torsion spring 212 is connected between the latch 209 and the receiving groove 201, and the latch 209 is shaped like a drop, so that the latch 209 is attached to the ratchet 208 for fixing.

Please refer to fig. 1 and fig. 3, the inner wall of the fixture block 209 is provided with an internal thread, the outer wall of the screw rod 210 is provided with an external thread, the internal thread of the fixture block 209 is attached to the internal thread of the screw rod 210, so that the screw rod 210 can move to drive the fixture block 209 to rotate, the outer wall of the pushing block 211 is provided with a limiting block, the inside of the pincer body 101 is provided with a limiting groove, the outer wall of the limiting block is attached to the inner wall of the limiting groove, so that the limiting block can slide in the limiting groove, the pushing block 211 is limited, and the pushing block 211 is prevented from rotating.

Please refer to fig. 2 and 4, the fixing spring 304 is located between the pushing rod 301 and the pincer body 101, the inner wall of the first gear 305 is provided with an internal thread, the outer wall of the threaded rod 303 is provided with an external thread, and the external thread of the threaded rod 303 is attached to the internal thread of the first gear 305, so that the threaded rod 303 is displaced to drive the first gear 305 to rotate.

Please refer to fig. 2 and fig. 4, the teeth of the first gear 305 are engaged with the teeth grooves of the second gear 306, so that the first gear 305 rotates to drive the second gear 306 to rotate, the fixing plate 302 is L-shaped, the outer wall of the fixing plate 302 is provided with the teeth grooves, and the teeth of the third gear 308 are engaged with the teeth grooves of the fixing plate 302, so that the third gear 308 rotates to drive the fixing plate 302 to displace.

The utility model discloses a theory of operation is: firstly, the electrography 202 is connected with the forceps body 101, when the connecting wire 203 is stored, the rotating block 207 is rotated, the rotating block 207 rotates to drive the connecting rod 206 to rotate, the connecting rod 206 rotates to drive the rotating frame 205 to rotate, the rotating frame 205 rotates to drive the connecting wire 203 to wind on the inner wall of the rotating frame 205 to be stored, meanwhile, the connecting rod 206 rotates to drive the ratchet 208 to rotate, after the rotation is stopped, the fixture block is attached to the ratchet 208 to fix the ratchet 208, so that the connecting wire 203 is stored, when the connecting wire is used, the pushing block 211 is pushed to displace, the pushing block 211 displaces to drive the screw rod 210 to displace, the screw rod 210 displaces to drive the fixture block 209 to rotate, the fixture block 209 is separated from the ratchet 208 and is not fixed, the connecting wire 203 is pulled out for use, the electrography 202 and the current forceps are convenient to carry, when the forceps body 101 is placed, the pushing rod 301 is pushed to displace, the push rod 301 displaces to drive the threaded rod 303 to displace, the threaded rod 303 displaces to drive the first gear 305 to rotate, the first gear 305 rotates to drive the second gear 306 to rotate, the second gear 306 rotates to drive the connecting shaft 307 to rotate, the connecting shaft 307 rotates to drive the third gear 308 to rotate, the third gear 308 rotates to drive the fixing plate 302 to displace out of the clamp body 101, a fixture is placed between the fixing plate 302 and the clamp body 101, the push rod 301 is loosened, the push rod 301 resets under the elastic action of the fixing spring 304 to drive the fixing plate 302 to displace, the fixing plate 302 displaces to clamp the fixture together with the clamp body 101, and the clamp body 101 is convenient to place the clamp body 101.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A portable current clamp comprises a main body (1), a containing mechanism (2) and a placing mechanism (3), and is characterized in that the main body (1) comprises a clamp body (101), and the top end of the clamp body (101) is connected with a clamp head (102);

wherein the receiving mechanism (2) comprises a receiving groove (201) positioned at the bottom end of the clamp body (101), the containing mechanism (2) also comprises an electroprobe (202) positioned below the clamp body (101), the top end of the electroprobe (202) is connected with a connecting wire (203), the inner wall of the accommodating groove (201) is provided with a conductive slip ring (204), one end of the conductive slip ring (204) is connected with a rotating frame (205), one end of the rotating frame (205) is connected with a connecting rod (206), the top end of the connecting rod (206) is connected with a rotating block (207), the outer wall of the connecting rod (206) is connected with a ratchet wheel (208), one side of the ratchet wheel (208) is provided with a fixture block (209), the fixture block (209) is rotationally connected with the inner wall of the accommodating groove (201), the inner wall of the clamping block (209) is connected with a screw rod (210), and the top end of the screw rod (210) is connected with a pushing block (211).

2. The portable current clamp according to claim 1, wherein the placing mechanism (3) comprises a push rod (301) located on one side of the clamp body (101), the placing mechanism (3) further comprises a fixing plate (302) located on the outer wall of one end of the clamp body (101), one end of the push rod (301) is connected with a threaded rod (303), one end of the push rod (301) located on one side of the threaded rod (303) is connected with a fixing spring (304), the outer wall of the threaded rod (303) is connected with a first gear (305), the outer wall of the first gear (305) is connected with a second gear (306), one end of the second gear (306) is connected with a connecting shaft (307), and one end of the connecting shaft (307) is connected with a third gear (308).

3. The portable current clamp according to claim 1, wherein the conductive slip ring (204) is electrically connected to the main board of the clamp body (101) through a wire, the conductive slip ring (204) is electrically connected to the connection wire (203) through a metal conductive head, and one end of the conductive slip ring (204) is fixedly connected to the rotating frame (205).

4. The portable current clamp according to claim 1, wherein a torsion spring (212) is connected between the fixture block (209) and the receiving groove (201), and the fixture block (209) is shaped like a water drop.

5. The portable current clamp according to claim 1, wherein an inner wall of the fixture block (209) is provided with an inner thread, an outer wall of the screw rod (210) is provided with an outer thread, the inner thread of the fixture block (209) is attached to the inner thread of the screw rod (210), an outer wall of the pushing block (211) is provided with a limiting block, a limiting groove is formed in the clamp body (101), and an outer wall of the limiting block is attached to an inner wall of the limiting groove.

6. The portable current clamp according to claim 2, wherein the fixed spring (304) is located between the pushing rod (301) and the clamp body (101), the inner wall of the first gear (305) is provided with an internal thread, the outer wall of the threaded rod (303) is provided with an external thread, and the external thread of the threaded rod (303) is abutted with the internal thread of the first gear (305).

7. The portable current clamp as claimed in claim 2, wherein the teeth of the first gear (305) are engaged with the teeth grooves of the second gear (306), the fixed plate (302) is L-shaped, the outer wall of the fixed plate (302) is provided with the teeth grooves, and the teeth of the third gear (308) are engaged with the teeth grooves of the fixed plate (302).