CN212301653U - Electric energy gauge pressure sheet type wiring terminal - Google Patents
Electric energy gauge pressure sheet type wiring terminal Download PDFInfo
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- CN212301653U CN212301653U CN202020755072.8U CN202020755072U CN212301653U CN 212301653 U CN212301653 U CN 212301653U CN 202020755072 U CN202020755072 U CN 202020755072U CN 212301653 U CN212301653 U CN 212301653U
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Abstract
The utility model discloses an electric energy meter pressure sheet type wiring terminal, which comprises a wiring frame, a wiring screw which is arranged on the upper side surface of the wiring frame in a penetrating way and a pressing plate which is sleeved on a screw cap of the wiring screw; the pressing plate comprises an upper portion, a lower portion and a connecting portion, the connecting portion is connected with the upper portion and the lower portion, the upper portion is sleeved at the upper end of the wiring screw, the lower portion is inserted in the wiring frame in a penetrating mode, and the lower portion is located below the tail portion of the wiring screw. The utility model discloses install binding screw on the wiring frame to set up the clamp plate on the binding screw, set up the clamp plate lower part in binding screw afterbody below, so that the clamp plate lower part can extrude the wire of inserting the wiring frame along with binding screw downstream, so that place wire and conducting strip in the wiring frame can in close contact with, and then accomplish electrically conductively. This electric energy gauge pressure piece formula binding post has effectively avoided the protective layer that the friction between binding screw and the wire leads to be destroyed, and the contact surface of clamp plate and wire coincide, has increased both sides' area of contact, reinforcing electrically conductive effect.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to an electric energy gauge pressure piece formula binding post.
Background
The binding post of current electric energy meter is usually including installing the binding screw on the electric energy meter, directly twines the wire on the binding screw when using, fixes through the mode of overstock, and this kind of mode is direct with binding screw and electric current wire contact, uses generally, very big in being applied to various electric energy meters.
The existing wiring terminal has the following problems: the contact area between the tail of the wiring screw and the lead is small, which is not beneficial to the full contact between the wiring screw and the lead, and leads to the increase of the resistance of a wiring loop and the higher integral temperature rise of the electric energy meter, even directly leads to the spontaneous combustion of the electric energy meter. When the wiring screw is in compression joint with the current lead, the screw is in spiral downward pressing and is in direct contact with the lead, the rotary friction generated between the screw and the lead causes damage to a protective layer on the surface of the screw, the resistance of a wiring loop is increased, the integral temperature rise of the electric energy meter is high, and the danger of spontaneous combustion of the electric energy meter exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the contact area between a binding screw and a wire in the existing binding post of the electric energy meter is small, which is not beneficial to full contact and influences the conductivity; meanwhile, the node screw is in direct contact with the lead, damage to a surface protection layer of the wiring screw can be damaged, and wiring loop resistance is increased.
In order to solve the technical problem, the utility model provides an electric energy gauge pressure sheet type wiring terminal, which comprises a wiring frame, a wiring screw which is arranged on the upper side surface of the wiring frame in a penetrating way and a pressing plate which is sleeved on a screw cap of the wiring screw;
the pressing plate comprises an upper portion, a lower portion and a connecting portion, the connecting portion is connected with the upper portion and the lower portion, the upper portion is sleeved at the upper end of the wiring screw, the lower portion is inserted into the wiring frame in a penetrating mode, and the lower portion is located below the tail portion of the wiring screw.
Preferably, the wire frame is a quadrilateral frame, and the wiring screw is perpendicular to the upper side surface of the wire frame.
Preferably, a screw hole is formed in the upper side face of the wiring frame, and the wiring screw is mounted in the screw hole.
Preferably, a friction plate is arranged on the upper surface of the lower side face of the wiring frame so as to increase the friction force between the conducting plate inserted into the wiring frame and the wiring frame.
Preferably, a circular clamping groove is formed in the screw cap of the wiring screw, a round hole is formed in the upper portion of the screw cap, and the round hole in the upper portion of the screw cap is clamped in the clamping groove.
Preferably, the lower portion is a dome plate to be fitted with a wire inserted into the wire frame.
Preferably, a round hole is formed in the upper portion, and the round hole in the upper portion is sleeved on the terminal screw cap of the wiring screw.
Preferably, the pressing plate material is a metal material, and the lower surface of the lower portion is provided with an insulating layer.
Compared with the prior art, one or more embodiments in the above scheme can have the following advantages or beneficial effects:
use the embodiment of the utility model provides an electric energy meter pressure piece formula binding post installs binding screw on the terminal frame to set up the clamp plate on the binding screw, set up the clamp plate lower part in binding screw afterbody below, so that the clamp plate lower part can extrude the wire of inserting the terminal frame along with binding screw downstream, so that place wire and conducting strip in the terminal frame can in close contact with, and then accomplish electrically conductively. The utility model discloses electric energy gauge pressure piece formula binding post has effectively avoided the protective layer that the friction between binding screw and the wire leads to be destroyed, and the contact surface of clamp plate and wire coincide, has increased both sides area of contact, reinforcing electrically conductive effect.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the description of embodiments of the invention, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of an electric gauge pressure sheet type terminal according to an embodiment of the present invention;
fig. 2 is a schematic view of an interface of an electric gauge strip terminal according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an electric gauge strip type connecting terminal and a conducting strip according to an embodiment of the present invention;
wherein, 1 is the wire frame, 2 is the clamp plate, 3 is binding screw, and 4 is the conducting strip.
Detailed Description
The following detailed description will be made with reference to the accompanying drawings and examples, so as to solve the technical problems by applying technical means to the present invention, and to fully understand and implement the technical effects of the present invention. It should be noted that, as long as no conflict is formed, the embodiments and the features in the embodiments of the present invention may be combined with each other, and the technical solutions formed are all within the scope of the present invention.
The existing wiring terminal has the following problems: the contact area between the tail of the wiring screw and the lead is small, which is not beneficial to the full contact between the wiring screw and the lead, and leads to the increase of the resistance of a wiring loop and the higher integral temperature rise of the electric energy meter, even directly leads to the spontaneous combustion of the electric energy meter. When the wiring screw is in compression joint with the current lead, the screw is in spiral downward pressing and is in direct contact with the lead, the rotary friction generated between the screw and the lead causes damage to a protective layer on the surface of the screw, the resistance of a wiring loop is increased, the integral temperature rise of the electric energy meter is high, and the danger of spontaneous combustion of the electric energy meter exists.
Example one
For the technical problem who solves existence among the prior art, the embodiment of the utility model provides an electric energy gauge pressure piece formula binding post.
Fig. 1 is a schematic perspective view of an electric gauge pressure sheet type terminal according to an embodiment of the present invention; fig. 2 shows an interface schematic diagram of an electric energy gauge pressure sheet type wiring terminal of the present invention. Referring to fig. 1 and 2, the utility model discloses electric energy gauge pressure piece formula binding post includes wire connection frame 1, binding screw 3 and clamp plate 2. Binding screw 3 is installed on wire frame 1, and clamp plate 2 is installed on binding screw 3.
Further preferably, the wire frame 1 is a quadrangular frame, is formed by four integrally molded side surfaces, and is a place where a wire to be electrically connected is electrically connected to the conductive sheet 4. Namely the utility model discloses need to treat connecting wire and conducting strip 4 and place and carry out the electric conductance in connection frame 1 when using, the area of contact of having solved 3 afterbody of current binding post binding screw and wire is less, is unfavorable for the problem of the abundant contact of binding screw 3 and wire. Fig. 3 shows a schematic structural diagram of the gauge strip type wiring terminal and the conducting strip 4 according to an embodiment of the present invention. Preferably, a friction plate is provided on the upper surface of the lower side surface of the wire frame 1 to increase the friction between the conductive sheet 4 inserted into the wire frame 1 and the wire frame 1. Further if only place wire and conducting strip 4 in wire frame 1 and probably have the wire to shift, and then lead to the wire to be connected unstablely with the electric energy meter, consequently the utility model discloses binding screw 3 has still been set up on wire frame 1. It should be noted that the wire frame 1 may also be a wire frame with other reasonable shapes.
Further, the utility model discloses set up binding screw 3 on the face of going up of wire frame 1 with reciprocating to wire and conducting strip 4 in the wire frame 1 compress tightly, and then fix the wire on the electric energy meter. Preferably, the binding screws 3 are mounted perpendicular to the upper side of the binding frame 1 to reduce the moment when the binding screws 3 compress the wires. Further preferably, a screw hole is formed in the upper side surface of the wire frame 1, and the wiring screw 3 is mounted on the upper side surface of the wire frame 1 through the screw hole. Further, because 3 afterbody of binding screw and wire direct contact can all cause the damage to wire and 3 afterbody of binding screw, in order to solve this problem, the utility model discloses still set up clamp plate 2 on binding screw 3 to make binding screw 3 can compress tightly the stable switch-on with conducting strip 4 under the condition that does not damage wire and 3 afterbody of binding screw, will treat the wire of switch-on.
Further, the pressing plate 2 includes an upper portion, a lower portion, and a connecting portion connecting the upper and lower portions. Wherein, the upper part is sleeved on the screw cap of the binding screw 3, so that the pressing plate 2 can move up and down along with the binding screw 3 when the binding screw 3 moves up and down. The lower part of the pressing plate 2 is inserted into the wiring frame 1 and is positioned below the tail part of the wiring screw 3, so that the wiring screw 3 can press the lower part of the pressing plate 2 to compress the wires to be connected and the conducting strips 4, the contact surface of the wiring screw 3 and the wires is increased, and friction force is increased. Preferably, the screw cap of the wiring screw 3 is provided with a circular clamping groove, meanwhile, the upper part of the pressing plate 2 is correspondingly provided with a round hole, and the round hole at the upper part is clamped in the clamping groove, so that the pressing plate 2 can not rotate along with the wiring screw 3 and only moves along with the wiring screw 3 even if the wiring screw 3 rotates to move up and down. It should be noted that the upper part is provided with a round hole, and the round hole at the upper part can be directly sleeved on the screw cap of the binding screw 3. The purpose that the pressing plate 2 only moves up and down along with the binding screws 3 and does not rotate along with the binding screws 3 can be achieved. Preferably, the lower end of the pressing plate 2 is an arched plate to be attached to a lead inserted into the wire frame 1, so as to increase the contact area between the lead and the lower part of the pressing plate 2. Preferably, the pressing plate 2 is made of a metal material, and the lower surface of the lower end of the pressing plate is provided with an insulating layer which can prevent the wiring screw 3 and the pressing plate 2 from influencing the electric conduction between the conducting wire and the conducting plate 4.
The gauge pressure sheet type terminal may be a current terminal, a voltage terminal, or the like.
The embodiment of the utility model provides an electric energy meter pressure piece formula binding post installs binding screw at the terminal frame to set up the clamp plate on binding screw, set up the clamp plate lower part in binding screw afterbody below, so that the clamp plate lower part can extrude the wire of inserting the terminal frame along with binding screw downstream, so that place wire and conducting strip in the terminal frame can in close contact with, and then accomplish electrically conductively. The utility model discloses electric energy gauge pressure piece formula binding post has effectively avoided the protective layer that the friction between binding screw and the wire leads to be destroyed, and the contact surface of clamp plate and wire coincide, has increased both sides area of contact, reinforcing electrically conductive effect.
Although the embodiments of the present invention have been disclosed, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be apparent to persons skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. The electric energy gauge pressure sheet type wiring terminal is characterized by comprising a wiring frame, a wiring screw penetrating through the upper side surface of the wiring frame and a pressing plate sleeved on a screw cap of the wiring screw;
the pressing plate comprises an upper portion, a lower portion and a connecting portion, the connecting portion is connected with the upper portion and the lower portion, the upper portion is sleeved at the upper end of the wiring screw, the lower portion is inserted into the wiring frame in a penetrating mode, and the lower portion is located below the tail portion of the wiring screw.
2. The connection terminal according to claim 1, wherein the wire frame is a quadrangular frame, and the binding screw is installed perpendicular to an upper side surface of the wire frame.
3. The wiring terminal according to claim 1, wherein a circular slot is provided on the screw cap of the wiring screw, a circular hole is provided on the upper portion, and the circular hole of the upper portion is engaged with the slot.
4. The connection terminal according to claim 1, wherein a screw hole is provided on an upper side surface of the connection frame, and the binding screw is mounted in the screw hole.
5. The connection terminal as claimed in claim 1, wherein a friction plate is fixed to an upper surface of a lower side surface of the wire frame to increase a frictional force between the conductive sheet inserted into the wire frame and the wire frame.
6. The wire connecting terminal of claim 1, wherein the lower portion is a dome shaped plate for engaging a wire inserted into the wire frame.
7. The terminal according to claim 1, wherein the upper portion has a circular hole formed therein, the circular hole being configured to receive the terminal screw cap.
8. The terminal according to claim 1, wherein the pressing plate material is a metal material, and the lower surface is provided with an insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020755072.8U CN212301653U (en) | 2020-05-09 | 2020-05-09 | Electric energy gauge pressure sheet type wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020755072.8U CN212301653U (en) | 2020-05-09 | 2020-05-09 | Electric energy gauge pressure sheet type wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212301653U true CN212301653U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020755072.8U Active CN212301653U (en) | 2020-05-09 | 2020-05-09 | Electric energy gauge pressure sheet type wiring terminal |
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| Country | Link |
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| CN (1) | CN212301653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484554A (en) * | 2021-07-15 | 2021-10-08 | 贵州电网有限责任公司 | Experimental terminal box of electric energy meter |
-
2020
- 2020-05-09 CN CN202020755072.8U patent/CN212301653U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484554A (en) * | 2021-07-15 | 2021-10-08 | 贵州电网有限责任公司 | Experimental terminal box of electric energy meter |
| CN113484554B (en) * | 2021-07-15 | 2023-03-14 | 贵州电网有限责任公司 | Experimental terminal box of electric energy meter |
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