CN218447893U

CN218447893U - Transient voltage suppressor

Info

Publication number: CN218447893U
Application number: CN202221876640.5U
Authority: CN
Inventors: 唐兴军; 王亚
Original assignee: Suzhou Xingtechnetium Electronics Co ltd
Current assignee: Suzhou Xingtechnetium Electronics Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-02-03
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a transient voltage suppressor, the upper surface interval of encapsulation piece is provided with 2 wiring blocks of being connected with last encapsulation piece electricity on it, top encapsulation piece is located between two wiring blocks, the wiring block is carried on the back in the surface of last encapsulation piece and is provided with a bottom fixed box that has the opening, a unwrapping wire hole has been seted up on the lateral wall of this fixed box, be provided with a rotatable double-screw bolt between the top of fixed box and the bottom, a knob that is located fixed box top is installed in the upper end of double-screw bolt, briquetting suit in the fixed box of an embedding is on the double-screw bolt, the top of knob is provided with a protective cover, the one end of this protective cover is articulated with fixed box, the other end that has the draw-in groove is connected with the fixture block that sets up at fixed box top surface, the protective cover is provided with a group board on the surface of draw-in groove mutually. The utility model discloses increased the fixed area of wire, improved the fastness that the wire is connected, also effectively reduced the mistake and touched the condition that causes the wire not hard up to the reliability of wire connection has been improved.

Description

Transient voltage suppressor

Technical Field

The utility model relates to a diode technical field especially relates to a transient voltage suppressor.

Background

The transient voltage suppressor is a diode-type high-efficiency protection device, has extremely fast response time and quite high surge absorption capacity, is widely applied to various digital products, is used as an electrostatic protection element of a data port, and can effectively protect precise components in an electronic circuit from being damaged by various surge pulses.

In the prior art, the device is generally fixed on a junction block through a lead to realize the electric connection of the device, but in the use process, the situation that the wiring is loosened exists, and the normal work of the device is influenced.

Disclosure of Invention

The utility model aims at providing a transient voltage suppressor, this transient voltage suppressor have effectively reduced the mistake and have touched the condition that causes the wire not hard up to the reliability of wire connection has been improved.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a transient voltage suppressor, comprising: the packaging structure comprises a top packaging block, an upper packaging block and a lower packaging block which are sequentially superposed, wherein 2 wiring blocks electrically connected with the upper packaging block are arranged on the upper surface of the upper packaging block at intervals, the top packaging block is positioned between the two wiring blocks, a fixing box with an opening at the bottom is arranged on the surface of the wiring block opposite to the upper packaging block, a wire placing hole is formed in the side wall of the fixing box, a rotatable stud is arranged between the top and the bottom of the fixing box, a knob positioned above the fixing box is arranged at the upper end of the stud, and a pressing block embedded into the fixing box is sleeved on the stud;

the top of knob is provided with a protective cover, and the one end of this protective cover is articulated with fixed box, and the other end that has the draw-in groove is connected with the fixture block that sets up at fixed box top surface, the protective cover is provided with one back of the body in the surface of draw-in groove and dials the board.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the number of the wire releasing holes of the fixing box is 2.

2. In the above scheme, the 2 wire releasing holes are arranged in front and back.

3. In the above scheme, the wire releasing hole is a rectangular through hole.

4. In the above scheme, the fixture block is arranged between the knob and the top edge of the fixing box.

5. In the above scheme, the width of the junction block is smaller than that of the upper packaging block.

6. In the above scheme, the junction block is located at the edge of the upper package block.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses transient voltage suppressor, its bottom has the fixed box of open-ended and is located the junction block and carry on the back on the surface of encapsulation piece, be provided with a rotatable double-screw bolt between the top of fixed box and the bottom, a knob that is located fixed box top is installed in the upper end of double-screw bolt, the briquetting suit in the fixed box of an embedding is on the double-screw bolt, partly wire is pressed between the inside wall of briquetting and fixed box, the fixed area of wire in fixed box has been increased, thereby wire and briquetting have been increased, friction between the fixed box, the fastness that the wire is connected has been improved.

2. The utility model discloses transient voltage suppressor, its knob top that is located fixed box top is provided with a protective cover, and the one end of this protective cover is articulated with fixed box, and the other end that has the draw-in groove is connected with the fixture block that sets up at fixed box top surface, and the protective cover is provided with one in the surface of draw-in groove mutually in reverse and dials the board, through the cooperation of fixture block and draw-in groove, establishes the protective cover in the knob top, effectively reduces the mistake and touches the circumstances that leads to the double-screw bolt rotation to cause the wire not hard up, has further improved the reliability that the wire is connected.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the transient voltage suppressor of the present invention;

fig. 2 is a schematic view of the open state of the protective cover of the transient voltage suppressor according to the present invention;

fig. 3 is a schematic diagram of a partial structure of the transient voltage suppressor according to the present invention.

In the above drawings: 1. an upper package block; 2. a lower package block; 3. a top package block; 4. a junction block; 5. a fixing box; 501. an opening; 502. a wire releasing hole; 6. a stud; 7. pressing into blocks; 8. a knob; 9. a protective cover; 10. a card slot; 11. a clamping block; 12. and (5) dialing a plate.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention 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 therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

The invention will be further described with reference to the following examples:

example 1: a transient voltage suppressor comprising: the wire connecting structure comprises a top packaging block 3, an upper packaging block 1 and a lower packaging block 2 which are sequentially stacked, wherein 2 wiring blocks 4 electrically connected with the upper packaging block 1 are arranged on the upper surface of the upper packaging block 1 at intervals, the top packaging block 3 is positioned between the two wiring blocks 4, a fixing box 5 with an opening 501 at the bottom is arranged on the surface of the wiring block 4 opposite to the upper packaging block 1, a wire placing hole 502 is formed in the side wall of the fixing box 5, a rotatable stud 6 is arranged between the top and the bottom of the fixing box 5, a knob 8 positioned above the fixing box 5 is arranged at the upper end of the stud 6, a pressing block 7 embedded into the fixing box 5 is sleeved on the stud 6, one end of a wire is placed into the inner side of the fixing box 5 from the wire placing hole 502 during wiring, an operator drives the pressing block 7 to slide downwards along the inner side of the fixing box 5 by screwing the stud 6 until the wire is firmly pressed on the upper surface of the wiring block 4;

the top of knob 8 is provided with a protective cover 9, and the one end of this protective cover 9 is articulated with fixed box 5, and the other end that has draw-in groove 10 is connected with the fixture block 11 block that sets up at fixed box 5 top surface, protective cover 9 is provided with one and dials board 12 on the surface that the draw-in groove 10 is carried on the back.

The number of the wire releasing holes 502 of the fixing box 5 is 2; above-mentioned 2 unwrapping wire holes 502 are left and right sides setting, and the personnel of being convenient for operate, avoid the limited personnel in space inconvenient condition of operation.

The above-mentioned terminal block 4 is located at the edge of the upper package block 1.

Example 2: a transient voltage suppressor comprising: the wire connecting structure comprises a top packaging block 3, an upper packaging block 1 and a lower packaging block 2 which are sequentially superposed, wherein 2 wiring blocks 4 electrically connected with the upper packaging block 1 are arranged on the upper surface of the upper packaging block 1 at intervals, the top packaging block 3 is positioned between the two wiring blocks 4, a fixing box 5 with an opening 501 at the bottom is arranged on the surface of the wiring block 4 opposite to the upper packaging block 1, a wire placing hole 502 is formed in the side wall of the fixing box 5, a rotatable stud 6 is arranged between the top and the bottom of the fixing box 5, a knob 8 positioned above the fixing box 5 is arranged at the upper end of the stud 6, a pressing block 7 embedded into the fixing box 5 is sleeved on the stud 6, and during wiring, a part of wires are pressed between the pressing block 7 and the inner side wall of the fixing box 5, so that the fixing area of the wires in the fixing box 5 is increased, and the firmness of wire connection is improved;

the top of knob 8 is provided with a protective cover 9, and the one end of this protective cover 9 is articulated with fixed box 5, has the other end of draw-in groove 10 and sets up the 11 blocks of fixture block on fixed box 5 top surface and is connected, protective cover 9 is provided with one on the back of the body in draw-in groove 10 and dials board 12, through the cooperation of fixture block 11 with draw-in groove 10, realizes that protective cover 9 covers and establishes in knob 8 top, effectively reduces the mistake and touches and lead to knob 8 to drive 6 to rotate and cause the not hard up condition of wire, has further improved the reliability that the wire is connected.

The number of the wire-releasing holes 502 of the fixing case 5 is 2.

The latch 11 is disposed between the knob 8 and the top edge of the stationary box 5.

The width of the terminal block 4 is smaller than that of the upper package block 1.

The working principle is as follows: during wiring, put into the inboard of fixed box 5 with the one end of wire from unwrapping wire hole 502, operating personnel is through twisting knob 8, utilize double-screw bolt 6 drive briquetting 7 to slide down along the inboard of fixed box 5, until firmly pressing the wire at the upper surface of lug 4, partly wire pressure has increased fixed area between briquetting 7 and the inside wall of fixed box 5, and the wire produces twice bending at the border department of unwrapping wire hole 502 and the downside of fixed box 5 altogether, can make stable contact between wire and the wiring end 4.

When the transient voltage suppressor is adopted, the fixing box with the opening at the bottom is positioned on the surface of the wiring block back to the upper packaging block, a rotatable stud is arranged between the top and the bottom of the fixing box, a knob positioned above the fixing box is arranged at the upper end of the stud, a pressing block embedded in the fixing box is sleeved on the stud, and a part of wires are pressed between the pressing block and the inner side wall of the fixing box, so that the fixing area of the wires in the fixing box is increased, the friction among the wires, the pressing block and the fixing box is increased, and the connection firmness of the wires is improved;

in addition, a protective cover is arranged above a knob located at the top of the fixed box, one end of the protective cover is hinged to the fixed box, the other end with a clamping groove is connected with a clamping block arranged on the surface of the top of the fixed box in a clamping mode, a shifting plate is arranged on the surface, back to the clamping groove, of the protective cover, the protective cover is covered above the knob through the matching of the clamping block and the clamping groove, the situation that a lead screw bolt rotates to cause loosening of a lead is effectively reduced, and the reliability of lead connection is further improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A transient voltage suppressor, comprising: top encapsulation piece (3), last encapsulation piece (1), lower encapsulation piece (2) of superpose in proper order, its characterized in that: the upper surface of the upper packaging block (1) is provided with 2 wiring blocks (4) electrically connected with the upper packaging block (1) at intervals, the top packaging block (3) is positioned between the two wiring blocks (4), the surface of the wiring block (4) back to the upper packaging block (1) is provided with a fixing box (5) with an opening (501) at the bottom, the side wall of the fixing box (5) is provided with a wire placing hole (502), a rotatable stud (6) is arranged between the top and the bottom of the fixing box (5), a knob (8) positioned above the fixing box (5) is arranged at the upper end of the stud (6), and a pressing block (7) embedded into the fixing box (5) is sleeved on the stud (6);

the top of knob (8) is provided with a protective cover (9), and the one end of this protective cover (9) is articulated with fixed box (5), and the other end that has draw-in groove (10) is connected with fixture block (11) block that sets up at fixed box (5) top surface, protective cover (9) are provided with one on the contrary in the surface of draw-in groove (10) and dial board (12).

2. The transient voltage suppressor of claim 1, wherein: the number of the wire releasing holes (502) of the fixed box (5) is 2.

3. The transient voltage suppressor of claim 2, wherein: the 2 paying-off holes (502) are arranged left and right.

4. The transient voltage suppressor of claim 1, wherein: the wire releasing hole (502) is a rectangular through hole.

5. The transient voltage suppressor of claim 1, wherein: the fixture block (11) is arranged between the knob (8) and the top edge of the fixed box (5).

6. The transient voltage suppressor of claim 1, wherein: the width of the junction block (4) is smaller than that of the upper packaging block (1).

7. The transient voltage suppressor of claim 1, wherein: the junction block (4) is located at the edge of the upper packaging block (1).