CN216085373U

CN216085373U - Three-phase branching terminal with protection function

Info

Publication number: CN216085373U
Application number: CN202121679591.1U
Authority: CN
Inventors: 沈才智
Original assignee: Jie Jia Electrical Shanghai Co ltd
Current assignee: Jie Jia Electrical Shanghai Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-03-18
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to the technical field of electrical connection, in particular to a three-phase distributing terminal with a protection function. The utility model aims to solve the technical problems of fixed specification, easy falling and easy external interference. In order to solve the technical problems, the utility model provides a three-phase branching terminal with a protection function, which mainly comprises a supporting moisture-proof mechanism and a protection mechanism, wherein the specification of the terminal is adjusted within a certain range by installing a telescopic rod, a spring and a clamping plate, and the interference of external factors can be effectively prevented by a dust plug and a water absorption cotton plate, so that the safety effect of the three-phase branching terminal is improved, and the connecting wires with different thicknesses within a certain range can be connected by matching the terminal, a clamping block, a wire inserting hole, a fastening screw, a metal sleeve and sawteeth, and the effect of effectively preventing the connecting wires from falling off is achieved.

Description

Three-phase branching terminal with protection function

Technical Field

The utility model relates to the technical field of electrical connection, in particular to a three-phase distributing terminal with a protection function.

Background

The terminal is a component for connecting the storage battery and an external conductor, in the electrical engineering, the terminal is a wiring terminal, namely a wiring terminal, a type-dividing single hole, a double hole, a socket, a hook and the like, and the terminal is made of materials, copper silver plating, copper zinc plating, copper, aluminum, iron and the like, the functions of the terminals are mainly used for transmitting electric signals or conducting electricity, three-phase alternating current is a transmission form of electric energy, is called three-phase power for short, is a power supply consisting of three alternating current potentials with the same frequency, the same amplitude and the same phase difference of 120 degrees in sequence, and needs to be subjected to branching connection when in use, but the existing three-phase branching terminal has many problems or defects;

the existing three-phase distributing terminal can not change the using quantity and specification according to the using requirement and is mostly fixed when in connection and use; the existing three-phase distributing terminal is easy to fall off during connection, so that poor contact is caused, and the application range of the three-phase distributing terminal is reduced; the existing three-phase distributing terminal is easily interfered by external factors to cause damage when in use, such as fire caused by charged dust and water vapor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-phase branching terminal with a protection function, which solves the problems of fixed specification, easy falling and easy external interference in the background technology by arranging a supporting moisture-proof mechanism and a protection mechanism.

In order to achieve the purpose, the utility model provides the following technical scheme: a three-phase branching terminal with a protection function comprises a supporting damp-proof mechanism and a protection mechanism.

Support dampproofing mechanism and include casing, telescopic link, spring, splint and door plant, shells inner wall's top fixedly connected with telescopic link, the fixed cover has connect the spring on the telescopic link, the bottom fixedly connected with splint of telescopic link, the both ends of spring respectively with the top fixed connection of telescopic link top and splint, common fixedly connected with cotton board that absorbs water between splint and the casing, the draw-in groove has been seted up on the splint.

The protection mechanism comprises a terminal body, a clamping block, a wire inserting hole, a fastening screw and a metal sleeve, wherein the clamping block is fixedly connected to the top end and the bottom end of the terminal body, the terminal body is connected to the clamping plate through the clamping block in a clamping mode, the wire inserting hole is formed in the terminal body, the fastening screw is connected to the terminal body through threads, the metal sleeve is sleeved in the wire inserting hole in a fixed mode, and sawteeth are fixedly connected to the inner wall of the metal sleeve.

In order to facilitate free entering of the connecting wire, preferably, wire inlet holes are formed in the top plate and the bottom plate of the shell, and the shell is fixedly sleeved with a wire inlet pipeline through the wire inlet holes.

In order to facilitate maintenance and replacement of internal components, preferably, the casing is provided with a sliding groove, the casing is connected with a door plate through the sliding groove in a sliding manner, the door plate penetrates through a top plate of the casing in a sliding manner, and the top end of the door plate is fixedly connected with a handle.

In order to prevent dust and water from entering, it is preferable that the inlet wire pipeline is internally plugged with a dustproof plug, the number of the clamping plates is two, and the two clamping plates are respectively positioned at two ends of the terminal body.

In order to facilitate the connection effect of the connection wires with different specifications, preferably, the metal sleeve is a corrugated pipe, and the length of the fastening screw is the same as the diameter of the wire insertion hole.

In order to enhance the fastening effect on the connecting wire, preferably, the bottom end of the fastening screw is in contact with the metal sleeve, and the fastening screw is a straight screw.

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

(1) by arranging the supporting damp-proof mechanism, the specification of the terminal is adjusted within a certain range by installing the telescopic rod, the spring and the clamping plate, the dustproof plug and the absorbent cotton plate can effectively prevent the interference of external factors, the safety effect of the terminal is improved, and the problems that the existing three-phase branching terminal cannot change the use quantity and specification according to the use requirement when in connection use, is mostly fixed and is easily damaged by the interference of external factors when in use, for example, the occurrence of fire disasters is easily caused by charged dust and water vapor are solved;

(2) by arranging the protection mechanism, the connection wire connecting structure achieves the effects that the connection wires with different thicknesses in a certain range can be connected and the connection wires can be effectively prevented from falling off through the matching among the terminals, the clamping blocks, the wire inserting holes, the fastening screws, the metal sleeve and the sawteeth, and solves the problems that the existing three-phase wire distributing terminal is easy to fall off during connection, poor contact is caused, and the application range of the three-phase wire distributing terminal is reduced.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

fig. 2 is a schematic perspective sectional view of the terminal body according to the present invention;

FIG. 3 is a schematic perspective view of the present invention;

fig. 4 is a schematic view of the enlarged structure of a part a in fig. 2 according to the present invention.

In the figure: 1. a housing; 2. a telescopic rod; 3. a spring; 4. a splint; 5. a door panel; 501. a handle; 6. a wire inlet pipeline; 7. a dust plug; 8. a water absorbent cotton board; 9. a terminal body; 10. a clamping block; 11. a wire insertion hole; 12. fastening screws; 13. a metal sleeve; 14. and (4) saw teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

according to fig. 1-4, a three-phase separated time terminal with safeguard function, including supporting dampproofing mechanism and safeguard mechanism, it includes casing 1 to support dampproofing mechanism, telescopic link 2, spring 3, splint 4 and door plant 5, the top fixedly connected with telescopic link 2 of 1 inner wall of casing, spring 3 has been cup jointed to the fixed on telescopic link 2, the bottom fixedly connected with splint 4 of telescopic link 2, spring 3's both ends respectively with the top fixed connection of 2 tops of telescopic link and splint 4, common fixedly connected with cotton board 8 that absorbs water between splint 4 and the casing 1, the draw-in groove has been seted up on splint 4.

The door plate 5 is opened firstly, the branching terminal is installed through the clamping block 10 and the clamping groove, then the clamping plate 4 is pressed to enable the spring 3 and the telescopic rod 2 to contract, the branching terminal is fixed through the reaction force of the spring 3, the dustproof plug 7 and the water absorption cotton plate 8 can effectively prevent the interference of external factors, and the safety effect of the utility model is improved.

In order to facilitate free entering of the connecting wire, specifically, wire inlet holes are formed in the top plate and the bottom plate of the shell 1, and the shell 1 is fixedly sleeved with a wire inlet pipeline 6 through the wire inlet holes.

In order to facilitate maintenance and replacement of internal components, specifically, a sliding groove is formed in the housing 1, the housing 1 is slidably connected with the door plate 5 through the sliding groove, the door plate 5 slidably penetrates through a top plate of the housing 1, and a handle 501 is fixedly connected to the top end of the door plate 5.

In order to prevent dust and water from entering, specifically, the inlet wire pipeline 6 is internally plugged with a dustproof plug 7, the number of the clamping plates 4 is two, and the two clamping plates 4 are respectively positioned at two ends of the terminal body 9.

Example two:

according to fig. 1-4, a three-phase separated time terminal with safeguard function, including supporting dampproofing mechanism and safeguard mechanism, safeguard mechanism includes terminal body 9, fixture block 10, plug wire hole 11, fastening screw 12 and metal casing 13, the equal fixedly connected with fixture block 10 in top and the bottom of terminal body 9, terminal body 9 passes through fixture block 10 buckle and connects on splint 4, plug wire hole 11 has been seted up on terminal body 9, terminal body 9 threaded connection has fastening screw 12, the fixed cover in plug wire hole 11 has been connected with metal casing 13, fixedly connected with sawtooth 14 on the inner wall of metal casing 13.

Open the dustproof stopper 7 that corresponds the position, insert the connecting wire in plug wire hole 11, the effect of sawtooth 14 in metal sleeve 13 prevents that the connecting wire from normally droing, screws up fastening screw 12, has reached further fixedly to the connecting wire and can be connected the connecting wire of the different thicknesses in certain extent to can effectively prevent the effect that drops of connecting wire.

In order to facilitate the connection effect of the connection wires with different specifications, specifically, the metal sleeve 13 is a corrugated tube, and the length of the fastening screw 12 is the same as the diameter of the wire insertion hole 11.

In order to enhance the fastening effect on the connection line, specifically, the bottom end of the fastening screw 12 contacts with the metal sleeve 13, and the fastening screw 12 is a straight screw.

The working principle is as follows: the three-phase branching terminal fixing device comprises a door plate 5, a branching terminal, a clamping block 10, a clamping groove, a clamping plate 4, a spring 3 and an expansion rod 2, wherein the door plate 5 is opened, the branching terminal is installed through the clamping block 10 and the clamping groove, then the clamping plate 4 is pressed to enable the spring 3 and the expansion rod 2 to contract, the branching terminal is fixed through the reaction force of the spring 3, the dustproof plug 7 and a water absorption cotton plate 8 can effectively prevent the interference of external factors, the safety effect of the three-phase branching terminal fixing device is improved, and the problems that the existing three-phase branching terminal cannot change the use quantity and specification according to the use requirement during connection and use, the existing three-phase branching terminal is easily damaged due to the interference of external factors during use, for example, fire disasters are easily caused by electrified dust and water vapor are solved.

Then open the dustproof plug 7 that corresponds the position, insert the connecting wire in plug wire hole 11, the effect of sawtooth 14 in metal sleeve 13 prevents that the connecting wire from normally droing, tightening screw 12, it can be connected the connecting wire of the different thicknesses in certain extent to have further fixed having reached the connecting wire, and can effectively prevent the effect that drops of connecting wire, it drops easily when connecting to have solved current three-phase separated time terminal, cause contact failure, make the problem that the applicable face of three-phase separated time terminal shrinks.

In the description of the present invention, it is to be understood that the terms "center", "middle", "eccentric", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing and simplifying 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 thus, should not be construed as limiting the utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a three-phase separated time terminal with safeguard function which characterized in that: comprises a supporting damp-proof mechanism and a protection mechanism;

the supporting damp-proof mechanism comprises a shell (1), a telescopic rod (2), a spring (3), a clamping plate (4) and a door panel (5), wherein the telescopic rod (2) is fixedly connected to the top of the inner wall of the shell (1), the spring (3) is fixedly sleeved on the telescopic rod (2), the clamping plate (4) is fixedly connected to the bottom end of the telescopic rod (2), two ends of the spring (3) are respectively fixedly connected to the top of the telescopic rod (2) and the top end of the clamping plate (4), a water absorption cotton plate (8) is fixedly connected between the clamping plate (4) and the shell (1) together, and a clamping groove is formed in the clamping plate (4);

protection machanism includes terminal body (9), fixture block (10), plug wire hole (11), fastening screw (12) and metal sleeve (13), the equal fixedly connected with fixture block (10) in top and the bottom of terminal body (9), terminal body (9) are connected on splint (4) through fixture block (10) buckle, plug wire hole (11) have been seted up on terminal body (9), terminal body (9) threaded connection has fastening screw (12), it has metal sleeve (13) to fix the cover in plug wire hole (11), fixedly connected with sawtooth (14) on the inner wall of metal sleeve (13).

2. The three-phase distribution terminal with the protection function according to claim 1, characterized in that: wire inlet holes are formed in the top plate and the bottom plate of the shell (1), and the shell (1) is fixedly sleeved with a wire inlet pipeline (6) through the wire inlet holes.

3. The three-phase distribution terminal with the protection function according to claim 1, characterized in that: the improved refrigerator is characterized in that a sliding groove is formed in the shell (1), the shell (1) is connected with a door plate (5) through the sliding groove in a sliding mode, the door plate (5) penetrates through a top plate of the shell (1) in a sliding mode, and a handle (501) is fixedly connected to the top end of the door plate (5).

4. The three-phase distribution terminal with the protection function according to claim 2, characterized in that: the inlet wire pipeline (6) is internally plugged with a dustproof plug (7), the number of the clamping plates (4) is two, and the clamping plates (4) are respectively positioned at two ends of the terminal body (9).

5. The three-phase distribution terminal with the protection function according to claim 1, characterized in that: the metal sleeve (13) is a corrugated pipe, and the length of the fastening screw (12) is the same as the diameter of the wire inserting hole (11).

6. The three-phase distribution terminal with the protection function according to claim 1, characterized in that: the bottom end of the fastening screw (12) is in contact with the metal sleeve (13), and the fastening screw (12) is a straight screw.