阅读说明：本技术 一种电表 (Electric meter ) 是由 马斌 于 2021-07-21 设计创作，主要内容包括：本发明提供一种电表,包括电表主体；所述下定位架固定连接在所述电表主体下表面；所述限位锁板滑动连接在下定位架前方侧板上；所述外活动块滑动连接在下定位架前侧；所述内活动导体柱滑动连接在下定位架后侧；所述电表主体包括有电表接头,电表接头设在电表主体的下方,且电表接头为铜制五角形材质的锥形台结构；所述下定位架包括有外定位板,外定位板设在下定位架的前壁；内定位板设在外定位板的后方；可增加线体金属头与紧固旋钮、内接线槽内壁之间的接触牢固性与接触面积,槽内定位纹可进一步增加线体导体与下接线端之间的接触牢固性,提高了连接紧密性与节点位置的电阻,便于进行接线、拆线,便于检修,提高电表的应用性。(The invention provides an ammeter, which comprises an ammeter main body; the lower positioning frame is fixedly connected to the lower surface of the ammeter main body; the limiting lock plate is connected to the side plate in front of the lower positioning frame in a sliding manner; the outer movable block is connected to the front side of the lower positioning frame in a sliding manner; the inner movable conductor column is connected to the rear side of the lower positioning frame in a sliding manner; the electric meter main body comprises an electric meter connector, the electric meter connector is arranged below the electric meter main body, and the electric meter connector is of a copper pentagonal conical table structure; the lower positioning frame comprises an outer positioning plate which is arranged on the front wall of the lower positioning frame; the inner positioning plate is arranged behind the outer positioning plate; the contact fastness and the area of contact between multiplicable line body metal head and fastening knob, the inner wiring inslot wall can further increase the contact fastness between line body conductor and the lower terminal, have improved the resistance of connecting compactness and node position, are convenient for carry out wiring, disconnect, and the application of easy access meter improves.)

1. An electricity meter, characterized by: the method comprises the following steps:

an electricity meter body (1);

the lower positioning frame (2), the lower positioning frame (2) is fixedly connected to the lower surface of the electric meter main body (1);

the limiting locking plate (3) is connected to the side plate in front of the lower positioning frame (2) in a sliding manner;

the outer movable block (4), the said outer movable block (4) is connected in the front side of the lower locating rack (2) slidably;

the inner movable conductor post (5), the inner movable conductor post (5) is connected with the rear side of the lower positioning frame (2) in a sliding mode.

2. An electricity meter as in claim 1, wherein: the ammeter main body (1) comprises:

the electric meter connector (101), the electric meter connector (101) is arranged below the electric meter main body (1), and the electric meter connector (101) is of a copper pentagonal conical table structure.

3. An electricity meter as in claim 1, wherein: the lower locating rack (2) comprises:

the outer positioning plate (201), the outer positioning plate (201) is arranged on the front wall of the lower positioning frame (2);

the inner positioning plate (202), the inner positioning plate (202) is arranged behind the outer positioning plate (201);

the lock plate guide frame (203), the lock plate guide frame (203) is arranged on two sides of the front surface of the lower positioning frame (2), and a guide groove (2031) with a rectangular groove structure is arranged in the middle of the lock plate guide frame (203).

4. A meter as in claim 3, wherein: outer locating plate (201) including:

the outer adjusting groove (2011) is formed in the outer positioning plate (201), and the cross section of the outer adjusting groove (2011) is of a trapezoidal structure.

5. A meter as in claim 3, wherein: the inner positioning plate (202) comprises:

the inner adjusting groove (2021), the inner adjusting groove (2021) is set on the inner positioning plate (202), and the inner adjusting groove (2021) is also a groove body with trapezoidal section.

6. An electricity meter as in claim 1, wherein: the limiting lock plate (3) comprises:

the lock hole (301), the lock hole (301) is arranged on the right end folded plate structure of the limiting lock plate (3), and the inner side of the lock hole (301) is connected with the right side surface of the electric meter main body (1) through a lock body;

the lock groove (302), the lock groove (302) is set up in the rear side of spacing jam plate (3).

7. An electricity meter as in claim 1, wherein: outer movable block (4) are the trapezoidal cylinder of plastics material, and outer movable block (4) including:

the lower end of the outer tension spring (401) is fixedly connected with the upper surface of the outer movable block (4), and the upper end of the outer tension spring (401) is fixedly connected with the bottom surface of the ammeter main body (1);

and the fastening knob (402), the fastening knob (402) is movably connected on the circular groove of the main body sliding block of the outer movable block (4).

8. An electricity meter as in claim 7, wherein: the outer end spliced pole of fastening knob (402) is the plastics material, and the inner end block of fastening knob (402) is the copper product, and fastening knob (402) is including:

the wire positioning hole (4021), the wire positioning hole (4021) is arranged on the copper cylindrical block body at the inner end of the fastening knob (402), and the wire positioning hole (4021) is a rectangular through groove;

the outer limiting plate (4022), the outer limiting plate (4022) is fixedly connected to the outer end of the copper cylindrical block body of the fastening knob (402), and the outer limiting plate (4022) is provided with two limiting arc grooves (40221).

9. An electricity meter as in claim 1, wherein: the inner movable conductor column (5) is integrally a copper column, and the inner movable conductor column (5) comprises:

the upper end of the inner spring (501) is fixedly connected with the rear end of the inner movable conductor column (5), and the lower end of the inner spring (501) is fixedly connected on the bottom plate of the lower positioning frame (2);

a lower connecting terminal (502), wherein the lower connecting terminal (502) is processed at the front side of the lower end of the inner movable conductor column (5);

the upper contact end (503) is processed on the front side of the upper end of the inner movable conductor pillar (5), and an upper contact groove (5031) with a pentagonal conical hole structure is formed in the upper contact end (503).

10. A meter as in claim 9, wherein: the lower connecting terminal (502) comprises:

the wiring groove (5021) is a circular groove body, and in-groove positioning grains (50211) of a concave grain structure are arranged on the groove wall of the inner wiring groove (5021);

the limiting column (5022) and the limiting column (5022) are arranged on two sides of the front end of the inner wiring groove (5021).

Technical Field

The invention belongs to the technical field of electrical components, and particularly relates to an electric meter.

Background

The electric meter is an electric energy meter for short, is an instrument for measuring electric energy, is also called an electric meter, a fire meter, an electric energy meter and a kilowatt hour meter, and refers to an instrument for measuring various electric quantities. Under the condition of high voltage or large current, the electric energy meter cannot be directly connected with a circuit and needs to be matched with a voltage transformer or a current transformer for use.

For example, application No.: the invention discloses a multi-phase electric meter which comprises a plurality of single-phase electric meters, wherein the single-phase electric meters are coupled in a photoelectric mode, one single-phase electric meter in the single-phase electric meters is a master electric meter, and the other single-phase electric meters are slave electric meters; and a display device arranged to be mounted on the main electricity meter; the master electric meter and the slave electric meters perform synchronous sampling and data communication, so that information such as phase angles of phase voltages and currents of all phases is calculated.

Based on the search of the above patent and the discovery of combining the structure in the prior art, when the electric meter similar to the above patent is connected to a circuit, a tool such as a screwdriver needs to be used to fix the wire body, which is not convenient for circuit maintenance, and loose wire body and heating of the joint easily occur due to loose fixation.

Disclosure of Invention

In order to solve the technical problems, the invention provides an electric meter to solve the problems that when the electric meter similar to the electric meter in the above patent is connected to a circuit, a screwdriver or other tools are needed to fix a wire body, so that the circuit is inconvenient to overhaul, the loose fixation is easy to cause heating of a joint, and the wire body is loose.

The invention relates to an ammeter, which is achieved by the following specific technical means:

an electricity meter includes an electricity meter main body; the lower positioning frame is fixedly connected to the lower surface of the ammeter main body; the limiting lock plate is connected to the side plate in front of the lower positioning frame in a sliding manner; the outer movable block is connected to the front side of the lower positioning frame in a sliding manner; the inner movable conductor column is connected to the rear side of the lower positioning frame in a sliding mode.

Further, the ammeter main part is including the ammeter joint, and the ammeter joint is established in the below of ammeter main part, and the ammeter joint is the toper platform structure of copper pentagon material.

Furthermore, the lower positioning frame comprises an outer positioning plate which is arranged on the front wall of the lower positioning frame; the inner positioning plate is arranged behind the outer positioning plate; the lock plate guide frames are arranged on two sides of the front surface of the lower positioning frame, and a guide groove of a rectangular groove body structure is formed in the middle of the lock plate guide frame.

Furthermore, the outer positioning plate comprises an outer adjusting groove, the outer adjusting groove is formed in the outer positioning plate, and the cross section of the groove body of the outer adjusting groove is of a trapezoidal structure.

Furthermore, the inner positioning plate comprises an inner adjusting groove, the inner adjusting groove is formed in the inner positioning plate, and the inner adjusting groove is also a groove body with a trapezoidal section.

Furthermore, the limiting lock plate comprises a lock hole, the lock hole is arranged on a right end folded plate structure of the limiting lock plate, and the inner side of the lock hole is connected with the right side surface of the ammeter main body through a lock body; the locked groove is arranged at the rear side of the limiting locking plate and is a groove body with a rectangular structure.

Furthermore, the outer movable block is a trapezoidal cylinder made of plastic materials, the outer movable block comprises an outer tension spring, the lower end of the outer tension spring is fixedly connected with the upper surface of the outer movable block, and the upper end of the outer tension spring is fixedly connected with the bottom surface of the electric meter main body; the fastening knob is movably connected on the circular groove of the outer movable block main body sliding block.

Furthermore, an outer end connecting column of the fastening knob is made of plastic, an inner end block body of the fastening knob is made of copper, the fastening knob comprises a lead positioning hole, the lead positioning hole is formed in a copper cylindrical block body at the inner end of the fastening knob, and the lead positioning hole is a rectangular through groove; the outer limiting plate is fixedly connected to the outer end of the copper cylindrical block body of the fastening knob, and two limiting arc grooves are formed in the outer limiting plate.

Furthermore, the whole inner movable conductor column is a copper column, the inner movable conductor column comprises an inner spring, the upper end of the inner spring is fixedly connected with the rear end of the inner movable conductor column, and the lower end of the inner spring is fixedly connected on the bottom plate of the lower positioning frame; the lower connecting end is processed at the front side of the lower end of the inner movable conductor column; the upper contact end is processed on the front side of the upper end of the inner movable conductor column, and an upper contact groove with a pentagonal conical hole structure is formed in the upper contact end.

Furthermore, the lower wiring end comprises an inner wiring groove which is a circular groove body, in-groove positioning grains with a concave grain structure are arranged on the groove wall of the inner wiring groove, and openings are formed in the upper side and the lower side of the inner wiring groove; the limiting column is arranged on two sides of the front end of the inner wiring groove.

Compared with the prior art, the invention has the following beneficial effects:

through the matching of the electric meter connector and the lower positioning frame, the electric meter connector is of a copper pentagonal conical platform structure, the electric meter connector with the structure is matched with the upper contact groove at the upper end of the inner movable conductor post, the connection is further tight, the contact area can be increased, the contact resistance is reduced, the heating rate is reduced, the guide groove with a rectangular groove body structure is arranged in the middle of the lock plate guide frame, the limiting lock plate is guided by two guide grooves to play a role in guiding, the outer adjusting groove is arranged on the outer positioning plate, the section of the groove body of the outer adjusting groove is in a trapezoidal structure, the inner adjusting groove is arranged on the inner positioning plate, the inner adjusting groove is also in a trapezoidal section, therefore, the guiding effect of the outer movable block and the inner movable conductor column can be realized, and meanwhile, a groove body is arranged at the bottom between the outer positioning plate and the inner positioning plate in a connecting mode, so that the outer movable block and the inner movable conductor column can be connected with a wire protruding out of the bottom of the lower positioning frame.

Through the cooperation of the locked groove of this structure and ammeter main part, the locked groove is the cell body of rectangle structure, and after the lockhole on spacing jam plate right side and the lock locking of ammeter main part right flank, the position of locked groove did not correspond with the upper and lower position of outer movable block, consequently can realize fixed locking to outer movable block, uses the key to open the lockhole when the staff, spacing jam plate can move about, when the position of adjusting spacing jam plate, makes the locked groove align with outer movable block, can remove the locking to outer movable block.

Through the matching of the fastening knob and the outer movable block of the structure, the fastening knob is movably connected on the circular groove of the main body sliding block of the outer movable block, the outer end connecting column of the fastening knob is made of plastic material, the inner end block body of the fastening knob is made of copper material, the lead positioning hole is a rectangular through groove, when in use, a lead can be inserted into the lead positioning hole, the outer end knob made of insulating material of the fastening knob is contacted and adjusted by hand, the position of the inner end block body of the fastening knob is positioned in the inner wiring groove, the upper contact end is provided with an upper contact groove with a pentagonal conical hole structure, the contact with an ammeter joint is convenient, the connection is further tight, the contact area can be increased, the contact resistance is reduced, the heating rate is reduced, when the inner end block body of the fastening knob enters the inner wiring groove and twists the fastening knob, the contact firmness and the contact area between a metal head and the inner wall of the fastening knob and the inner wiring groove can be increased, the contact fastness between line body conductor and the lower terminal can further be increased to the inslot location line, has improved the resistance of connecting compactness and node position, has improved the application performance.

Drawings

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

Fig. 2 is a schematic view of the lower structure of the present invention.

Fig. 3 is a schematic structural view of the lower spacer of the present invention.

Fig. 4 is a schematic diagram of the structure of the internal active conductor pillar of the present invention.

Fig. 5 is a schematic view of the structure of the upper contact end of the present invention.

Fig. 6 is a schematic structural view of the outer movable block of the present invention.

Fig. 7 is a schematic view of the lower structure of the lower positioning frame of the present invention.

Fig. 8 is a partially enlarged view of the structure of fig. 1 a according to the present invention.

Fig. 9 is a schematic view of the present invention at a part B of fig. 2.

Fig. 10 is a partially enlarged view of fig. 7C according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an electricity meter main body; 101. an ammeter joint; 2. a lower positioning frame; 201. an outer positioning plate; 2011. an outer adjustment groove; 202. an inner positioning plate; 2021. an inner adjustment groove; 203. a lock plate guide frame; 2031. a guide groove; 3. a limit locking plate; 301. a lock hole; 302. locking the groove; 4. an outer movable block; 401. an outer tension spring; 402. fastening a knob; 4021. a wire positioning hole; 4022. an outer limit plate; 40221. a limiting arc groove; 5. an inner movable conductor post; 501. an inner spring; 502. a lower connecting terminal; 5021. an inner wiring groove; 50211. positioning lines in the groove; 5022. a limiting column; 503. an upper contact end; 5031. and an upper contact groove.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 10:

the invention provides an ammeter, which comprises an ammeter main body 1; the lower positioning frame 2 is fixedly connected to the lower surface of the electric meter main body 1; the limiting lock plate 3 is connected on the side plate in front of the lower positioning frame 2 in a sliding way; the outer movable block 4 is connected to the front side of the lower positioning frame 2 in a sliding manner; the inner movable conductor post 5 is slidably connected to the rear side of the lower positioning frame 2.

The electric meter body 1 with the structure is shown in fig. 9, the electric meter connector 101 is a conical table structure made of copper and made of pentagonal materials, and the electric meter connector 101 with the structure is matched with the upper contact groove 5031 at the upper end of the inner movable conductor post 5, so that the connection is further tight, the contact area can be increased, the contact resistance can be reduced, and the heating rate can be reduced.

Wherein, the lower positioning frame 2 comprises an outer positioning plate 201, and the outer positioning plate 201 is arranged on the front wall of the lower positioning frame 2; the inner positioning plate 202 is arranged behind the outer positioning plate 201; the lock plate guide frames 203 are arranged at two sides of the front surface of the lower positioning frame 2; the outer positioning plate 201 comprises an outer adjusting groove 2011; the inner positioning plate 202 comprises an inner adjusting groove 2021, the lower positioning frame 2 of the structure is shown in fig. 3, a guide groove 2031 of a rectangular groove structure is formed in the middle of the lock plate guide frame 203, the limiting lock plate 3 is guided through the two guide grooves 2031 to play a role in guiding, an outer adjusting groove 2011 is formed in the outer positioning plate 201, the cross section of the groove body of the outer adjusting groove 2011 is of a trapezoid structure, the inner adjusting groove 2021 is formed in the inner positioning plate 202, the inner adjusting groove 2021 is also of a trapezoid groove body with a trapezoidal cross section, therefore, the guiding effect of the outer movable block 4 and the inner movable conductor column 5 can be achieved, meanwhile, the groove body is continuously arranged at the bottom between the outer positioning plate 201 and the inner positioning plate 202, and wiring can be conducted on the outer movable block 4 and the bottom of the lower positioning frame 2, which protrudes out of the inner movable conductor column 5.

The limiting lock plate 3 comprises a lock hole 301, the lock hole 301 is arranged on a right end folded plate structure of the limiting lock plate 3, and the inner side of the lock hole 301 is connected with the right side face of the electric meter main body 1 through a lock body; the locking groove 302 is arranged at the rear side of the limiting locking plate 3; the limiting lock plate 3 with the structure is shown in fig. 7, the lock groove 302 is a groove body with a rectangular structure, after the lock hole 301 on the right side of the limiting lock plate 3 is locked with the lock on the right side surface of the electric meter main body 1, the position of the lock groove 302 does not correspond to the upper position and the lower position of the outer movable block 4, therefore, the outer movable block 4 can be fixedly locked, when a worker uses a key to open the lock hole 301, the limiting lock plate 3 can be moved, when the position of the limiting lock plate 3 is adjusted, the lock groove 302 is aligned with the outer movable block 4, and the locking of the outer movable block 4 can be released.

The outer movable block 4 is a trapezoidal cylinder made of plastic materials, the outer movable block 4 comprises an outer tension spring 401, the lower end of the outer tension spring 401 is fixedly connected with the upper surface of the outer movable block 4, and the upper end of the outer tension spring 401 is fixedly connected with the bottom surface of the electric meter main body 1; the fastening knob 402 is movably connected on the circular groove of the main body sliding block of the outer movable block 4; the fastening knob 402 comprises a lead positioning hole 4021, and the lead positioning hole 4021 is formed in a copper cylindrical block at the inner end of the fastening knob 402; outer limiting plate 4022 fixed connection is in the outer end of the copper cylinder block of fastening knob 402, and set up two spacing arc grooves 40221 on the outer limiting plate 4022, the outer movable block 4 of this structure is as shown in fig. 6, fastening knob 402 swing joint is on the circular slot of the 4 main part sliders of outer movable block, the outer end spliced pole of fastening knob 402 is the plastics material, the inner end block of fastening knob 402 is the copper material, wire locating hole 4021 is the rectangle logical groove, can insert the wire in wire locating hole 4021 during the use, reuse hand contact adjusts the outer end knob of the insulating material of fastening knob 402, the position of the inner end block of messenger fastening knob 402 is located in inner wiring groove 5021.

The inner movable conductor column 5 is a copper column as a whole, the inner movable conductor column 5 comprises an inner spring 501, the upper end of the inner spring 501 is fixedly connected with the rear end of the inner movable conductor column 5, and the lower end of the inner spring 501 is fixedly connected on the bottom plate of the lower positioning frame 2; the lower terminal 502 is processed on the front side of the lower end of the inner movable conductor post 5; an upper contact end 503 is processed on the front side of the upper end of the inner movable conductor post 5; the lower wiring end 502 comprises an inner wiring groove 5021, the inner wiring groove 5021 is a circular groove body, an in-groove positioning grain 50211 of a concave grain structure is arranged on the groove wall of the groove body of the inner wiring groove 5021, and openings are formed in the upper side and the lower side of the inner wiring groove 5021; the spacing column 5022 is arranged on two sides of the front end of the inner wiring groove 5021, the inner movable conductor column 5 of the structure is shown in fig. 5, the upper contact end 503 is provided with an upper contact groove 5031 with a pentagonal conical hole structure, the contact with the electric meter connector 101 is facilitated, the connection is further tight, the contact area can be increased, the contact resistance is reduced, the heating rate is reduced, when an inner end block of the fastening knob 402 enters the inner wiring groove 5021 and is twisted on the fastening knob 402, the contact firmness and the contact area between the wire body metal head and the fastening knob 402 and between the wire body metal head and the inner wall of the inner wiring groove 5021 can be increased, the contact firmness between the wire body conductor and the lower wiring end 502 can be further increased by the in-groove positioning grains 50211, the connection tightness and the resistance of a node position are improved, and the application performance is improved.

When in use: firstly, the lock hole 301 is opened by using a key, the limit lock plate 3 can be moved, when the position of the limit lock plate 3 is adjusted, the lock groove 302 is aligned with the outer movable block 4, the locking of the outer movable block 4 can be released, the terminal needing wiring is pushed down, the lower ends of the inner movable conductor post 5 and the outer movable block 4 are exposed, the joint position of the wire body is wiped clean, the metal end is exposed, the wire is inserted into the wire positioning hole 4021, the outer end knob made of insulating material of the fastening knob 402 is adjusted by hand contact, the position of the inner end block body of the fastening knob 402 is positioned in the inner wiring groove 5021, the fastening knob 402 is rotated, the fastening knob 402 further fixes the wire body in the inner wiring groove 5021, the contact firmness and the contact area between the wire body metal head and the inner wall of the fastening knob 402 and the inner wiring groove 5021 can be increased, the positioning in the groove 50211 can further increase the contact firmness between the conductor and the lower wiring end 502, the connection tightness and the resistance of the node position are improved, the connection performance of the wiring is improved, the inner movable conductor column 5 and the outer movable block 4 are pushed upwards under the action of the inner spring 501 and the outer tension spring 401, the upper contact groove 5031 is in contact with the ammeter connector 101, the connection is further tight, the contact area can be increased, the contact resistance is reduced, the heating rate is reduced, the outer movable block 4 is locked through the movable limiting locking plate 3 after the wiring, and the installation can be completed.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.