CN211318556U

CN211318556U - Anti-creeping digital display three-phase ammeter

Info

Publication number: CN211318556U
Application number: CN201922168672.4U
Authority: CN
Inventors: 刘建
Original assignee: Chongqing Xinruihong Technology Co ltd
Current assignee: Chongqing Xinruihong Technology Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-21
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to an ampere meter technical field specifically is an anticreep digital display three-phase ampere meter, including the ampere meter main part, the back of ampere meter main part and the position that is close to both sides edge are equipped with the T shape slide rail of symmetric distribution, and the outside swing joint of T shape slide rail has insulating backplate, and first U-shaped groove and second U-shaped groove have been seted up respectively to the bottom of insulating backplate side and the position that is close to both ends, and the bottom swing joint at the ampere meter main part back has the wire locating part. This anticreep digital display three-phase ampere meter can prevent through insulating backplate that the dust from entering into binding post in, also can prevent the danger of electric shock, can part adjacent wire through the T-slot in the insulating backplate, avoids the wire to contact, can be spacing with the wire through the wire locating part, and the bottom chucking of cooperation T-slot with wire and ampere meter main part avoids the removal of wire to avoid the electric leakage that the wire contact leads to.

Description

Anti-creeping digital display three-phase ammeter

Technical Field

The utility model relates to an ampere meter technical field specifically is a digital display three-phase ampere meter of anticreep.

Background

The digital display three-phase ammeter is mainly applied to a control system, distribution network automation, community electric power monitoring and the like, can measure three-phase current parameters in a power grid, and when the digital display three-phase ammeter is used, a lead is connected with a wiring terminal on the back of the digital display three-phase ammeter, but no anti-creeping mechanism exists at the position of the wiring terminal, and if part of adjacent leads is separated from and contacted with the wiring terminal, the hidden danger of electric leakage or short circuit exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a digit display three-phase ampere meter of anticreep to the binding post who proposes current digit display three-phase ampere meter in solving above-mentioned background does not have the problem of anticreep mechanism.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-creeping digital display three-phase ammeter comprises an ammeter main body, wherein a first circular groove is formed in the position, close to the middle part of the top, of the back face of the ammeter main body, T-shaped slide rails which are symmetrically distributed are arranged at the positions, close to edges of two sides, of the back face of the ammeter main body, an insulating protective plate is movably connected to the outer side of each T-shaped slide rail, T-shaped slide grooves which are symmetrically distributed are formed in the positions, close to two ends, of the side face of each insulating protective plate, a first U-shaped groove and a second U-shaped groove are formed in the positions, close to the two ends, of the bottom of the side face of each insulating protective plate, six T-shaped grooves which are distributed at equal intervals are formed in the positions, close to the openings, of the bottom of the inner wall of each first U-shaped groove, six T-shaped grooves which are symmetrically distributed are formed in the positions, circular logical groove has been seted up to the bottom of the circular recess inner wall of second, circular logical inslot swing joint has the pull rod, the bottom swing joint at the ampere meter main part back has the wire locating part, the wire locating part includes two symmetric distribution's fixed block, two just the position that is located bottom one end between the fixed block is equipped with the gag lever post, the middle part level of fixed block side is equipped with the slide bar, the tip of slide bar is equipped with second annular stopper, the outside cover of slide bar is equipped with the spring.

Preferably, the position that the bottom at the ampere meter main part back is close to both sides is equipped with first binding post of group and the binding post of second group respectively, first binding post of group is located first U-shaped inslot, the binding post of second group is located the second U-shaped inslot.

Preferably, a third annular limiting block is arranged at the end of the pull rod, the second circular groove is the same as the first circular groove, the third annular limiting block is matched with the second circular groove in shape and size, and the pull rod is connected with the insulating guard plate in a sliding mode.

Preferably, the shape of the T-shaped slide rail is matched with that of the T-shaped slide groove, and the insulating protective plate is connected with the T-shaped slide rail in a sliding mode.

Preferably, the cylindrical recess has been seted up to the bottom at the ampere meter main part back and the position that is close to both sides, the inner wall of cylindrical recess and the position that is located the open end are equipped with first annular stopper, the slide bar is located in the cylindrical recess, the spring is located first annular stopper with between the second annular stopper, the external diameter of second annular stopper with the internal diameter looks adaptation of cylindrical recess, second annular stopper with cylindrical recess sliding connection.

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

this anticreep digital display three-phase ampere meter can prevent through insulating backplate that the dust from entering into binding post in, also can prevent the danger of electric shock, can part adjacent wire through the T-slot in the insulating backplate, avoids the wire to contact, can be spacing with the wire through the wire locating part, and the bottom chucking of cooperation T-slot with wire and ampere meter main part avoids the removal of wire to avoid the electric leakage that the wire contact leads to.

Drawings

Fig. 1 is a schematic view of an overall first viewing angle structure of the present invention;

fig. 2 is a schematic view of an overall second viewing angle structure of the present invention;

FIG. 3 is a schematic view of the structure of the insulation guard plate of the present invention;

fig. 4 is a schematic structural view of a wire position limiting member in the present invention;

FIG. 5 is a schematic view of a cylindrical groove structure in the present invention;

fig. 6 is a schematic view of the structure of the pull rod of the present invention.

In the figure: the ammeter comprises an ammeter body 1, a first circular groove 10, a T-shaped slide rail 11, a cylindrical groove 12, a first annular limiting block 120, a first group of wiring terminals 13, a second group of wiring terminals 14, an insulating protection plate 2, a T-shaped slide groove 20, a first U-shaped groove 21, a second U-shaped groove 22, a second circular groove 23, a circular through groove 230, a T-shaped groove 24, a lead limiting block 3, a fixing block 30, a slide rod 31, a second annular limiting block 310, a spring 32, a limiting rod 33, a pull rod 4 and a third annular limiting block 40.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

an anti-creeping digital display three-phase ammeter comprises an ammeter main body 1, wherein a first circular groove 10 is formed in the position, close to the middle part of the top, of the back of the ammeter main body 1, T-shaped slide rails 11 are symmetrically distributed on the positions, close to the edges of two sides, of the back of the ammeter main body 1, an insulating protective plate 2 is movably connected to the outer side of each T-shaped slide rail 11, the insulating protective plate 2 plays a role in protecting a wiring terminal, T-shaped slide grooves 20 are symmetrically distributed on the positions, close to two ends, of the side surface of each insulating protective plate 2, a first U-shaped groove 21 and a second U-shaped groove 22 are respectively formed in the positions, close to the two ends, of the bottom of the side surface of each insulating protective plate 2, six T-shaped grooves 24 which are distributed at equal intervals are formed in the positions, located at the opening, of the bottom of the inner wall of each first, the T-shaped groove 24 corresponds to a wiring port of a wiring terminal, so that the end part of a wired conductor can be positioned in the T-shaped groove 24 to avoid the contact of adjacent conductors, a second circular groove 23 is arranged at a position on the side surface of the insulating protection plate 2 close to the middle part of the top, a circular through groove 230 is arranged at the bottom of the inner wall of the second circular groove 23, a pull rod 4 is movably connected in the circular through groove 230, the position of the insulating protection plate 2 is fixed through the pull rod 4, a conductor limiting part 3 is movably connected at the bottom of the back surface of the ammeter main body 1, the conductor limiting part 3 comprises two fixing blocks 30 which are symmetrically distributed, a limiting rod 33 is arranged between the two fixing blocks 30 and at one end of the bottom, a sliding rod 31 is horizontally arranged at the middle part of the side surface of the fixing block 30, a second annular limiting block 310 is, thereby limiting the wire.

In this embodiment, the positions of the bottom of the back of the ammeter main body 1, which are close to the two sides, are respectively provided with a first group of wiring terminals 13 and a second group of wiring terminals 14, the first group of wiring terminals 13 are located in the first U-shaped groove 21, the second group of wiring terminals 14 are located in the second U-shaped groove 22, and the two groups of wiring terminals have different functions and are protected separately.

Specifically, the tip of pull rod 4 is equipped with third annular stopper 40, and second circular recess 23 is the same with first circular recess 10, and the shape size of third annular stopper 40 and the shape size looks adaptation of second circular recess 23, pull rod 4 and insulating backplate 2 sliding connection insert first circular recess 10 through third annular stopper 40 with pull rod 4 in to with the position fixing of insulating backplate 2, convenient to use person is connected the wire with binding post.

Furthermore, the shape of the T-shaped slide rail 11 is matched with that of the T-shaped slide groove 20, and the insulating protection plate 2 is connected with the T-shaped slide rail 11 in a sliding mode, so that the insulating protection plate 2 can move up and down conveniently.

Besides, cylindrical groove 12 has been seted up to the bottom at the 1 back of ampere meter main part and the position that is close to both sides, the inner wall of cylindrical groove 12 and the position that is located the open end are equipped with first annular stopper 120, slide bar 31 is located cylindrical groove 12, spring 32 is located between first annular stopper 120 and the second annular stopper 310, the external diameter of second annular stopper 310 and the internal diameter looks adaptation of cylindrical groove 12, second annular stopper 310 and cylindrical groove 12 sliding connection, make wire locating part 3 can be at the bottom horizontal migration of ampere meter main part 1, be convenient for the wire to pass wire locating part 3 from the lower direction of ampere meter main part 1, wire locating part 3 can play limiting displacement to the wire after the installation.

When the anti-creeping digital display three-phase ammeter is used and a lead is installed, a user firstly moves the insulating protection plate 2 upwards to enable the top of the insulating protection plate 2 and the top of the ammeter main body 1 to be in the same horizontal plane, then inserts the third annular limiting block 40 of the pull rod 4 into the first circular groove 10 to fix the position of the insulating protection plate 2, then pulls the lead limiting block 3 outwards with one hand to enable the slide rod 31 to move outwards in the cylindrical groove 12 to extrude the spring 32, then leads the lead to be connected to pass upwards between the lead limiting block 3 and the ammeter main body 1 and is connected with the connecting terminal, and when the connection is completed, the lead is straightened downwards to enable adjacent leads to be in a parallel state, the lead limiting block 3 resets under the action of the spring 32 to extrude the lead to fix the position, then move the pull rod 4 outwards, make the insulating backplate 2 remove down mutually, at this moment, every wire is kept apart to T-slot 24, has prevented the contact of adjacent wire, and the top laminating of the bottom of insulating backplate 2 and wire locating part 3 is finally carried out to the effect that realizes anticreeping.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a digit display three-phase ampere meter of anticreep, includes ampere meter main part (1), its characterized in that: the back of the ammeter main body (1) and the position close to the middle of the top are provided with a first circular groove (10), the back of the ammeter main body (1) and the position close to the edges of the two sides are provided with T-shaped slide rails (11) which are symmetrically distributed, the outer side of each T-shaped slide rail (11) is movably connected with an insulating guard plate (2), the side of each insulating guard plate (2) and the position close to the two ends are provided with T-shaped chutes (20) which are symmetrically distributed, the bottom of the side of each insulating guard plate (2) and the positions close to the two ends are respectively provided with a first U-shaped groove (21) and a second U-shaped groove (22), the bottom of the inner wall of each first U-shaped groove (21) and the position at the opening are provided with six T-shaped grooves (24) which are equidistantly distributed, the bottom of the inner wall of each second U-shaped groove (22) and, the side of insulating backplate (2) and the position that is close to the top middle part have seted up second circular recess (23), circular logical groove (230) have been seted up to the bottom of second circular recess (23) inner wall, circular logical groove (230) interior swing joint has pull rod (4), the bottom swing joint at the ampere meter main part (1) back has wire locating part (3), wire locating part (3) are including two symmetric distribution's fixed block (30), two the position that just is located bottom one end between fixed block (30) is equipped with gag lever post (33), the middle part level of fixed block (30) side is equipped with slide bar (31), the tip of slide bar (31) is equipped with second annular stopper (310), the outside cover of slide bar (31) is equipped with spring (32).

2. The anti-creeping digital display three-phase ammeter according to claim 1, wherein: the position that the bottom at ampere meter main part (1) back is close to both sides is equipped with first binding post (13) of group and second binding post (14) respectively, first binding post (13) of group is located in first U-shaped groove (21), second binding post (14) of group is located in second U-shaped groove (22).

3. The anti-creeping digital display three-phase ammeter according to claim 1, wherein: the tip of pull rod (4) is equipped with third annular stopper (40), second circular recess (23) with first circular recess (10) are the same, the shape size of third annular stopper (40) with the shape size looks adaptation of second circular recess (23), pull rod (4) with insulating backplate (2) sliding connection.

4. The anti-creeping digital display three-phase ammeter according to claim 1, wherein: the shape of the T-shaped sliding rail (11) is matched with that of the T-shaped sliding groove (20), and the insulating protection plate (2) is connected with the T-shaped sliding rail (11) in a sliding mode.

5. The anti-creeping digital display three-phase ammeter according to claim 1, wherein: cylindrical recess (12) have been seted up to the bottom at the ampere meter main part (1) back and the position that is close to both sides, the inner wall of cylindrical recess (12) and the position that is located the open end are equipped with first annular stopper (120), slide bar (31) are located in cylindrical recess (12), spring (32) are located first annular stopper (120) with between second annular stopper (310), the external diameter of second annular stopper (310) with the internal diameter looks adaptation of cylindrical recess (12), second annular stopper (310) with cylindrical recess (12) sliding connection.