CN214800129U

CN214800129U - Device terminal structure for reducing reverse electric leakage

Info

Publication number: CN214800129U
Application number: CN202120075513.4U
Authority: CN
Inventors: 王丕龙; 张永利; 王新强; 秦鹏海; 刘�文
Original assignee: Shenzhen Jiaen Power Semiconductor Co ltd
Current assignee: Shenzhen Jiaen Power Semiconductor Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-11-19
Anticipated expiration: 2031-01-12

Abstract

The utility model provides a reduce device terminal structure of reverse electric leakage belongs to electric leakage protection technical field. The device terminal structure for reducing the reverse electric leakage comprises a terminal main body, an insulation protection mechanism and a clamping mechanism. The insulation protection mechanism comprises a first insulation shell cover and a second insulation shell cover, the first insulation shell cover and the second insulation shell cover are respectively sleeved on two sides of the terminal main body, and one side of the first insulation shell cover and one side of the second insulation shell cover are attached. The utility model discloses a protect the terminal main part with first insulating clamshell and second insulating clamshell on terminal main part surface, reduce the possibility that the terminal main part damaged, reduce the terminal main part and appear the possibility of electric leakage phenomenon because of the damage, in addition, first insulating clamshell and second insulating clamshell all have insulating properties to can reduce the direct possibility with the terminal main part contact of operating personnel, reduce the possibility that operating personnel was shocked by the electricity.

Description

Device terminal structure for reducing reverse electric leakage

Technical Field

The utility model relates to an electric leakage protection field particularly, relates to a reduce device terminal structure of reverse electric leakage.

Background

The reverse leakage current is: the small current flowing through a pn junction in reverse operation is called reverse leakage current, and ideal pn junction reverse leakage current also includes body diffusion current.

Common electronic terminal equipment is not favorable to the use because of not having protection machanism, the damage appears easily on the surface of equipment, can cause the phenomenon of electric leakage.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a reduce device terminal structure of reverse electric leakage aims at improving the inconvenient protection of traditional terminal equipment, appears the problem of electric leakage phenomenon easily.

The utility model discloses a realize like this:

the utility model provides a reduce device terminal structure of reverse electric leakage, construct including terminal main part, insulating protection mechanism and the solid mechanism of card.

The insulation protection mechanism comprises a first insulation shell cover and a second insulation shell cover, the first insulation shell cover and the second insulation shell cover are respectively sleeved on two sides of the terminal main body, one side of the first insulation shell cover is attached to one side of the second insulation shell cover, through holes are formed in the surfaces of the first insulation shell cover and the second insulation shell cover, elastic insulation pads are installed on the inner walls of the through holes, the clamping mechanism comprises a support plate and a connecting seat, the support plate is fixed on the surface of the first insulation shell cover, the connecting seat is fixed on the surface of the second insulation shell cover, a sliding block is slidably installed on the surface of the support plate, a clamping piece is installed on the surface of the sliding block, a clamping groove is formed in the surface of the connecting seat, one side of the clamping piece is inserted into the clamping groove, and the clamping piece is clamped and fixed with the connecting seat, wherein a fastening piece is screwed on the surface of the sliding block, and the head of the fastener and the slide block are tightly attached to the support plate.

The utility model discloses an in one embodiment, terminal main part surface is provided with the wiring port, the through-hole with the setting of wiring port one-to-one, and corresponding the through-hole with communicate between the wiring port.

In an embodiment of the present invention, the first insulating housing surface and the second insulating housing are all screwed with a rod, and an insulating block is fixed to one end of the rod, one side of the insulating block is attached to the terminal body.

The utility model discloses an in the embodiment, the gasket is installed to insulating block one side, gasket one side is hugged closely the terminal main part.

The utility model discloses an in the embodiment, gasket one side interval is provided with the friction arch, adjacent two be provided with the friction dent between the friction arch.

In an embodiment of the present invention, the support plate is a U-shaped plate, and two ends of the support plate are fixedly connected to the first insulating housing, a sliding groove is formed between the support plate and the first insulating housing, and the sliding block is slidably disposed in the sliding groove.

In an embodiment of the present invention, a waist-shaped hole is formed on the surface of the support plate, the fastener slides through the waist-shaped hole, the fastener is a bolt, and the head of the fastener and the slider are tightly attached to the support plate.

The utility model discloses an in one embodiment, the joint spare includes axostylus axostyle, connecting rod and fixture block, the axostylus axostyle rotates to be installed the slider surface, just axostylus axostyle one side slides and passes the spout, the connecting rod both ends respectively with the axostylus axostyle with fixture block fixed connection, the fixture block is L shape, just one side of fixture block slide peg graft in the draw-in groove inslot.

In an embodiment of the present invention, the sliding block is provided with a plurality of teeth, and the teeth are engaged with each other.

In an embodiment of the present invention, the teeth are arranged from one side of the supporting plate to the connecting seat at equal intervals.

The utility model has the advantages that: the utility model discloses a device terminal that reduces reverse electric leakage that above-mentioned design obtained, through the both sides with first insulation clamshell and second insulation clamshell in the terminal main part, can keep apart the terminal main part, the protection, reduce the possibility that the damage appears in the terminal main part, reduce the terminal main part and appear the possibility of electric leakage phenomenon because of the damage, do benefit to the use of terminal main part, furthermore, first insulation clamshell and second insulation clamshell all have insulating properties, and can reduce the direct possibility with the terminal main part contact of operating personnel, reduce the possibility that operating personnel was shocked by the electricity.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a terminal of a device for reducing reverse leakage according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first housing cover according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a point a in fig. 1 according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a location B in fig. 1 according to an embodiment of the present invention;

fig. 5 is a schematic view of a fastening mechanism and a fastener connection structure according to an embodiment of the present invention.

In the figure: 100-a terminal body; 110-patch port; 200-an insulating protection mechanism; 210 — a first insulating housing; 220-a second insulating housing; 230-a through hole; 240-elastic insulating pad; 250-struts; 260-an insulating block; 261-a gasket; 262-a friction projection; 300-a clamping mechanism; 310-a support plate; 311-a chute; 312-kidney shaped hole; 313-teeth; 320-a connecting seat; 330-a slide block; 340-a clip; 341-shaft lever; 342-a connecting rod; 343-a fixture block; 350-card slot; 400-fastener.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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" and "first" 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-5, the present invention provides a device terminal structure for reducing reverse leakage, which includes a terminal main body 100, an insulation protection mechanism 200, and a fastening mechanism 300.

Wherein, insulating protection mechanism 200 cover is on terminal body 100's surface, and the solid mechanism 300 of card is used for fixing insulating protection mechanism 200, reduces insulating protection mechanism 200 and appears the possibility of scattering the frame, and this insulating protection mechanism 200 can carry out isolation protection to terminal body 100, reduces terminal body 100 and appears the possibility of colliding with the loss, reduces terminal body 100 and appears the possibility of electric leakage, and then can reduce the possibility that operating personnel is shocked by the electricity.

Referring to fig. 1, the surface of the terminal body 100 is provided with the wiring ports 110, the through holes 230 are arranged in one-to-one correspondence with the wiring ports 110, the corresponding through holes 230 are communicated with the wiring ports 110, the arrangement of the wiring ports 110 is favorable for connecting the terminal body 100 with wires and cables, the cables or the wiring ports 110 can pass through the through holes 230, the elastic insulating pads 240 in the through holes 230 can cling to the cables or the wiring ports 110, and the insulating effect of the first insulating housing 210 or the second insulating housing 220 is improved; it is understood that the elastic insulating pad 240 may be made of insulating rubber, and the number, size and position of the through holes 230 are determined according to the wiring ports 110 on the surface of the terminal body 100.

Referring to fig. 1 to 3, the insulation protection mechanism 200 includes a first insulation housing 210 and a second insulation housing 220, the first insulation housing 210 and the second insulation housing 220 are respectively disposed on two sides of the terminal body 100, and one side of the first insulation housing 210 is attached to one side of the second insulation housing 220, the first insulation housing 210 and the second insulation housing 220 are both provided with a through hole 230, and an elastic insulation pad 240 is disposed on an inner wall of the through hole 230, in a specific implementation, the first insulation housing 210 and the second insulation housing 220 can be made of insulation plastic, the first insulation housing 210 and the second insulation housing 220 are disposed on the surface of the terminal body 100, and can isolate and protect the terminal body 100, thereby reducing the possibility of collision and friction between the terminal body 100 and an external object, further reducing the possibility of damage on the surface of the terminal body 100, and reducing the possibility of electric leakage due to damage to the terminal body 100, the terminal body 100 is used conveniently, in addition, the first insulation housing cover 210 and the second insulation housing cover 220 both have insulation performance, when the terminal body 100 has a current leakage phenomenon, the first insulation housing cover 210 and the second insulation housing cover 220 are not conductive, the possibility that an operator directly contacts the terminal body 100 can be reduced, and the possibility that the operator is shocked by electricity is reduced.

In this embodiment, the surface of the first insulating housing 210 and the second insulating housing 220 are both screwed with a supporting rod 250, an insulating block 260 is fixed at one end of the supporting rod 250, one side of the insulating block 260 is attached to the terminal main body 100, the insulating block 260 and the supporting rod 250 can both be made of insulating plastics, and the terminal main body 100 is supported by the supporting rod 250 and the insulating block 260, which is beneficial to installing the terminal main body 100 in the first insulating housing 210 and the second insulating housing 220; a gasket 261 is installed on one side of the insulating block 260, one side of the gasket 261 is tightly attached to the terminal body 100, the gasket 261 can be an insulating rubber gasket, and the gasket 261 is soft, so that the possibility of abrasion on the surface of the terminal body 100 can be reduced; further, friction protrusions 262 are spaced apart from one side of the gasket 261, a friction indentation is formed between two adjacent friction protrusions 262, and the friction protrusions 262 are additionally provided, so that the gasket 261 and the terminal body 100 can be more tightly coupled.

Referring to fig. 1, 4 and 5, the clamping mechanism 300 includes a support plate 310 and a connecting seat 320, the support plate 310 is fixed on the surface of the first insulating housing 210, the connecting seat 320 is fixed on the surface of the second insulating housing 220, a sliding block 330 is slidably mounted on the surface of the support plate 310, a clamping member 340 is mounted on the surface of the sliding block 330, a clamping groove 350 is formed on the surface of the connecting seat 320, one side of the clamping member 340 is inserted into the groove 350, and the clamping member 340 is clamped and fixed with the connecting seat 320; the surface of the slider 330 is screwed with the fastener 400, and the head of the fastener 400 and the slider 330 are tightly attached to the support plate 310, when the method is implemented specifically, the movement range of the connecting seat 320 is limited by the clamping piece 340, so that the support plate 310 and the connecting seat 320 can be fixed together, and further the first insulating housing 210 and the second insulating housing 220 can be fixed together, so that the connection between the first insulating housing 210 and the second insulating housing 220 is more stable, and the slider 330 is moved to drive the clamping piece 340 to move, so that the clamping piece 340 can be moved out of the slot 350 of the clamping slot, and an operator can separate the first insulating housing 210 from the second insulating housing 220, so that the first insulating housing 210 and the second insulating housing 220 can be more conveniently disassembled; it will be appreciated that rotation of the fastener 400 causes the fastener 400 to move, which increases the resistance to movement of the slide 330 as the head of the fastener 400 and the slide 330 press against the plate 310, thereby securing the slide 330.

In this embodiment, the support plate 310 is a U-shaped plate, and two ends of the support plate 310 are fixedly connected to the first insulating housing 210, a sliding slot 311 is formed between the support plate 310 and the first insulating housing 210, the slider 330 is slidably disposed in the sliding slot 311, and the sliding slot 311 is disposed to facilitate the installation of the slider 330; the surface of the support plate 310 is provided with a waist-shaped hole 312, the fastener 400 penetrates through the waist-shaped hole 312 in a sliding manner, the fastener 400 is a bolt, the head of the fastener 400 and the sliding block 330 are tightly attached to the support plate 310, and the waist-shaped hole 312 is additionally arranged to facilitate the movement of the fastener 400; the clamping member 340 comprises a shaft 341, a connecting rod 342 and a clamping block 343, the shaft 341 is rotatably mounted on the surface of the slider 330, one side of the shaft 341 slides through the sliding slot 311, two ends of the connecting rod 342 are respectively fixedly connected with the shaft 341 and the clamping block 343, the clamping block 343 is L-shaped, one side of the clamping block 343 is slidably inserted into the groove of the clamping slot 350, the shaft 341 and the connecting seat 320 are fixed together through the clamping block 343 and the connecting rod 342, and the slider 330, the supporting plate 310 and the connecting seat 320 can be further fixed together; it can be understood that the tooth 313 is arranged on one side of the support plate 310 and the sliding block 330, and the tooth 313 is engaged with each other, so that the connection between the support plate 310 and the sliding block 330 can be tighter due to the arrangement of the tooth 313; the teeth 313 are arranged at equal intervals from one side of the support plate 310 to the direction of the connecting seat 320, and the arrangement direction of the teeth 313, the length reverse direction of the support plate 310 and the arrangement reverse direction of the waist-shaped hole 312 are the same.

Specifically, the structural principle of the device terminal structure for reducing reverse leakage is as follows: before the terminal body 100 is used, the first insulating housing 210 and the second insulating housing 220 are firstly sleeved on two sides of the terminal body 100, one side of the first insulating housing 210 is attached to one side of the second insulating housing 220, the slider 330 is moved to drive the clamping member 340 to move, one end of the clamping member 340 is inserted into the slot 350, the clamping member 340 and the connecting seat 320 can be clamped and fixed together, then the fastener 400 is rotated to enable the head of the fastener 400 and the slider 330 to press the support plate 310, the slider 330 can be fixed, the support plate 310, the clamping member 340 and the connecting seat 320 are fixed together, further the first insulating housing 210 and the second insulating housing 220 can be fixed together, the first insulating housing 210 and the second insulating housing 220 can isolate and protect the terminal body 100, and the possibility of collision and friction between the terminal body 100 and an external object is reduced, and then reduce the possibility that the terminal body 100 surface appears and damage, reduce the possibility that the terminal body 100 appears the electric leakage phenomenon because of the breakage, do benefit to the use of terminal body 100, in addition, first insulating housing 210 and second insulating housing 220 all have insulating properties, when the electric leakage phenomenon appears in terminal body 100, first insulating housing 210 and second insulating housing 220 are nonconducting, and can reduce the possibility that operating personnel directly contacts with terminal body 100, reduce the possibility that operating personnel is shocked by the electricity.

It should be noted that the specific model specification of the terminal main body 100 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the terminal body 100 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A device termination structure for reducing reverse leakage current comprises

A terminal body (100);

the insulation protection mechanism (200) comprises a first insulation shell cover (210) and a second insulation shell cover (220), the first insulation shell cover (210) and the second insulation shell cover (220) are respectively sleeved on two sides of the terminal main body (100), one side of the first insulation shell cover (210) is attached to one side of the second insulation shell cover (220), through holes (230) are formed in the surface of the first insulation shell cover (210) and the surface of the second insulation shell cover (220), and elastic insulation pads (240) are installed on the inner walls of the through holes (230);

the clamping mechanism (300) comprises a support plate (310) and a connecting seat (320), the support plate (310) is fixed on the surface of the first insulating housing (210), the connecting seat (320) is fixed on the surface of the second insulating housing (220), a sliding block (330) is installed on the surface of the support plate (310) in a sliding mode, a clamping piece (340) is installed on the surface of the sliding block (330), a clamping groove (350) is formed in the surface of the connecting seat (320), one side of the clamping piece (340) is inserted into the groove of the clamping groove (350), and the clamping piece (340) is fixedly clamped with the connecting seat (320);

the surface of the sliding block (330) is screwed with a fastener (400), and the head of the fastener (400) and the sliding block (330) are tightly attached to the support plate (310).

2. A device termination structure for reducing reverse leakage according to claim 1, wherein said termination body (100) is provided with wiring ports (110) on a surface thereof, said through holes (230) are provided in one-to-one correspondence with said wiring ports (110), and communication is provided between said corresponding through holes (230) and said wiring ports (110).

3. The device terminal structure for reducing reverse leakage according to claim 1, wherein a supporting rod (250) is screwed to both the surface of the first insulating housing (210) and the second insulating housing (220), and an insulating block (260) is fixed to one end of the supporting rod (250), and one side of the insulating block (260) is attached to the terminal main body (100).

4. A device termination structure for reducing reverse leakage according to claim 3, wherein a spacer (261) is mounted on one side of the insulating block (260), and one side of the spacer (261) is closely attached to the terminal body (100).

5. The device termination structure for reducing reverse leakage according to claim 4, wherein the spacer (261) is provided with a plurality of friction protrusions (262) at intervals on one side, and a plurality of friction indents are formed between two adjacent friction protrusions (262).

6. The device termination structure for reducing reverse leakage according to claim 1, wherein the support plate (310) is a U-shaped plate, and both ends of the support plate (310) are fixedly connected to the first insulating housing (210), a sliding slot (311) is formed between the support plate (310) and the first insulating housing (210), and the sliding block (330) is slidably disposed in the sliding slot (311).

7. The device termination structure for reducing reverse leakage according to claim 6, wherein the strip (310) has a waist-shaped hole (312) formed on a surface thereof, the fastener (400) slides through the waist-shaped hole (312), the fastener (400) is a bolt, and a head of the fastener (400) and the slider (330) are tightly attached to the strip (310).

8. The device terminal structure for reducing reverse leakage according to claim 6, wherein the locking member (340) comprises a shaft (341), a link (342) and a latch (343), the shaft (341) is rotatably mounted on the surface of the slider (330), one side of the shaft (341) slides through the sliding slot (311), two ends of the link (342) are respectively fixedly connected with the shaft (341) and the latch (343), the latch (343) is L-shaped, and one side of the latch (343) is slidably inserted into the slot of the latch (350).

9. A device termination structure for reducing reverse leakage as claimed in claim 1, wherein said carrier (310) and said slider (330) are provided with teeth (313), and said teeth (313) are engaged with each other.

10. A device termination structure for reducing reverse leakage as claimed in claim 9, wherein said teeth (313) are equally spaced from one side of said strip (310) towards said connector holder (320).