TW492224B - Ground bus and protective plug for a connecting or isolating block in telecommunications and data technology - Google Patents

Abstract

The invention relates to a ground bus (3) and a protective plug (4) for a connecting or isolating block (1) in telecommunications and data technology, the insert tongues (10) of the ground bus (3) being of a resilient design and the ground contact (19) of the protective plug (4) being of a mechanically rigid design.

Description

492224 V. Description of the invention (1) The present invention relates to a grounding bus and a protective plug connected to a remote telecommunication and data technology. a DE 38 13 Μ-9 Cl Disclosure-connection or insulation block of remote communication technology, with up to> a plug-in protective plug, and a housing of the overload arrester, inserted in the German, B 'TL ^ ^ contains The strip-shaped conductor contact d inserted into the tongue—has an acquaintance that is placed in the casing, and has another tight end = the end of the grounding busbar +, so that each-overload arrester is in the power V pass In the connection state, the direction in which the grounding bus is arranged is parallel to the edge of the vertical line of the connecting or insulating block. The ground bus has a plug-in tongue for each protective plug. In the direction parallel to the insertion connection or insulation block 1, there is an insertion pipe on the shell of the anti-plug, so that the relevant insertion tongue on the busbar can be wrong. This official guides' make all the overload arresters arranged in the housing in electrical conduction. The status of the connection. The part of the conductor contact element arranged in the housing is placed in the guide groove f relax, and is responsible for the current conduction of the overload arrester. The two side contact pieces arranged in the shell belong to different designs. One conductor contact piece has a U-shaped design, while the other conductor contact piece has this: the conductor contact piece is accommodated by a guide slot at a back angle], and moves in parallel. The two ends of the conductor contact piece are bent at right angles in the direction of the front opening to form a short-circuit connection. In the static state, the two short-circuited contacts are in contact. The part of the side contacts arranged in the shell is pre-stressed, so they are pressed into the guide groove only after the overload arrester is inserted. The overload arrester is inserted into the protective plug through the front opening, and elastically carries a molten particle that a terminal has inserted between the conductor contact piece and the overload arrester. At the other end of the terminal, the overload arrester consists of a long edge along the housing

Page 4 492224 V. Description of the invention (2) The elastic latches of the arrangement are supported, like the corresponding bridge bases, and finally the hooks are finally fixed in the housing of the protective plug. Then the insertion tongue of the grounding busbar pushes the latch hook holding the overload arrester to one side, and establishes contact with the terminal of the overload arrester which is finally grounded. Such protective plugs are inconvenient and difficult to automate production due to their complex structure. Therefore, the present invention is based on solving such technical difficulties to provide a protective plug and a grounding busbar of a simpler structure as a grounding or insulating block, and to ensure that the grounding busbar and the protective plug still have a relatively large tolerance even if there is a considerable tolerance. There is a sinful electrical connection. Technical problems will be solved by components with the functions described in item i and item 8 of the scope of patent application. The more advantageous development content of the present invention can be found in the scope of the patent application of the surplus. For this reason, it is rigid. It is the elasticity of the grounding tongue that produces variable current in the plug. Not partly because of the purpose. The grounding is designed in a protective way. The guiding point is settable and needs to be transmitted. Grounding Hujia The specific connection arrangement in the grounding busbar plug. In this negative design of the contact with the ground contact, the companion force, and the livelihood to be hard, you can borrow Jian Cui .. Fang Any negative force embodiment of the power inlet, the insertion tongue is the ground contact, this situation This geometry is solid, making the protection eyepiece with the grounding continuous production project. From the production method. To enter the inside of the plug, load the elastic material, protect the plug, and have a large, simple engineering view of the elastic plug in the plug to match the plug. Produces absorbed functional design. The geometry of the shell is structured into the tongue. Due to the protection of assembly and automation of the measurement of the current / surge geometry, from the point of view, the stress of the required connection force is large, and the component and ground connection are large.

492224 V. Description of the invention (3) The points are all arranged on a printed circuit board, and the ground contact itself does not need to be supported by the plug shell #. As a result, the change in the geometry of the housing or the aging process of the plastic material used in the plug housing will not adversely affect the available contact force. The ground contact is preferably placed on the back of the printed circuit board and is designed as a hard contact. The corresponding insertion tongues on the grounding busbars are preferably designed as shaped contacts that can elastically clamp and contact both sides of the grounding contact. In order to achieve the best possible connection, the shapes of the insertion tongue and the ground contact are matched to each other. In a preferred embodiment, the ground connection «is counted as a hard, cube-shaped small plate, and the design of the shape contact is in the shape of an arc where it contacts the ground contact. # 果 换 一个 = condition’The second ground contact is spherical or cylindrical & the fork contact will be designed as a flat surface. :: More specific embodiment +, an additional support surface of the printed board 5 is arranged in the casing, so that printed circuit boards of various sizes and various components can be used in the same plug casing. The better shell of the plug is the obstacle, s ^ # 此 此 收 L, and cut along the lengthwise direction of the person into two, and I pi * ^: set part flash lock together. Because it is cut along the lengthwise direction, when the 225 protective plug is stretched or pulled, the force will not affect the connection direction between the two shells. After the shell is cut and pulled, Θ female's 6P ^ is good. Define the first part of the shell as more than $ Du; I :, basically accommodates the functionality arranged on the front of the printed circuit board = if part of The enclosure is where the ground contacts are received. Therefore, the insertion tube of 'f into the tongue will also be arranged outside the second part.

Page 6 492224 V. Description of the invention (4) On the shell. This kind of cutting of the housing part and block has a very close arrangement + ： cut: way, for the headroom of the connection or insulation near the contact point. Effect, so that the plug shell will not hinder the neighbor = In addition, in a more specific embodiment, at least 7 measurement or isolation points are deployed in the plug shell. The most cup θ > Via the opposite side of the insert part: placed on the back of the printed circuit board, and can be buckled-a side of the universal, accessible from the outside. Prepare a measurement or isolation point, although the measurement can be connected to the line through the test plug at the same time. I ,,,,,,,, and all, the following points will be described below in a better and more prosperous way: \ The example of Jiaba physical execution, to explain the present invention in detail. Figure, Exploded insulation block 4 'Connection of grounding busbar and protective plug or = ί = Jf Partial view of grounding busbar, shell' but contains-a short printed circuit board, "-part, 4" not The perspective view seen under the self-proof plug, but the second one contains a printed circuit board with a length of one piece, a cross-section view of the protective plug of the user, and a second section of the protective plug, including the second part Ξ :: 眞 了: 整Perspective design drawing of the protective plug, as well as the perspective view of the head seen from below. Figure 1 shows an exploded view of a system: 2. The grounding bus 3 is connected to the anti-noise option, or the graceful block 1 '牦 frame slot is protected against the "Mann plug 4 〇 connection or absolute soil]-buckle in The opening 6 in the stent slot 2, ^ ghost 1 package 3, two can Λ lock 5 pieces, and the stent slot 2 is located at the opening 492224 V. Description of the invention (5)

The part in front of the hole 6 is electrically connected to the ground contact 7 connected or insulated. A The ground bus 3 includes a base 8, and a slot 9 on the ground bus 3 is parallel to the longitudinal direction of the connection or insulation block 1. Ten insertion tongues 10 are arranged on the base 8. The longitudinal axis of the base 8 is arranged substantially at right angles, and the insertion tongues 10 are arranged at equal intervals. The insertion tongue is a spring-shaped contact 12 of a fork-shaped contact. ^ Two U-shaped bends 11 each have a fork 7 at the lower edge. Electrical connection Λ contact 12 can be connected to the ground on the connection or insulation block 1. The connecting slot 2 is grounded. The grounding busbar 3 can be arranged in the inner parts 13 and 14 through the ground contact 7 and the overload protection element, which are deployed; the anti-knock plug 4 in the inner part includes two shell parts. This right side of the printed circuit board contains 70 functional printed circuit insertion parts that penetrate out of the casing to form the insertion part 15. Among them. And this contact is divided into two contacts on the insulation block 1 (not shown in the figure). Two isolation two shifts are designated respectively, and the cables and jumpers of the insulation block 1 are isolated and the contact is printed. These are inserted when the spare insert parts 15 are inserted. When the functional element on 1 inserted by the insertion member 15 reaches the insertion pipe of the electrical connector 4 and 蛊, ，, the opposite insertion tongue 10 passes through the guard, which will be described below with reference to FIG. 2. The ground contact of 4 plug-in 4 is in contact. This part of the contact is in contact with the insertion tongue. In this case, before the 辏 in the protective plug 4 is in contact, the functional element and the isolation displacement contact are shown. In 2, the perspective view is shown in tons, and there is a safe electrical connection. . ', Is a part of the grounding bus 3, plus 492224 V. Description of the invention (6) ί:; ΓΓ; The plug 4' the shell component 14 is partially cut away, so that the top end of the component L of the electrical L is at the end In the state, the current is not converged with the ground plane, and the nearby connection or insulation block is in the wiring V: to increase the elastic action of inserting the tongue 10. The insertion tongue " has two contacts 18 in the direction of the remote base 8, that is, they are actually connected to the ground contact 19 on the printed circuit board inside the plug 4 for electrical connection: the inside of the contact 18 'Is a partial shape designed as an arc. When the tongue plug 4 is inserted into the pipe, the two contacts 18 on it are pressed slightly on both sides of the ground contact 19 to establish a structurally and electrically stable connection, while the ground contact 19 is Structurally on the board. In this case, the connection of the elastic design: easy to repair the structural tolerances on the ground contact 19 of the operator or the printed circuit board or the protective plug 4, and can ensure a reliable electrical connection. Obviously, the quality of the electrical connection between the contact and the ground contact 19 can be improved by the mutual cooperation of their geometries. If the ground contact 9 is designed as a straight cylindrical needle, the better design of the contact 18 is a flat surface. For reasons of structural stability, the grooves 20 and 21 are designed on both sides and the rear side of the first housing member 13 forming a large installation space. In addition, there are openings 22 and 23 in the housing member 13 so that the auxiliary latch of the second housing member can be inserted into the opening. Furthermore, a slit 24 is provided at the rear end of the protective plug 4, and the sexual contact or measuring contact of the plug through which the contact can be measured or tested can be measured or tested. '

Page 9 492224 V. Description of the invention (7) The protective plug 4 shown in FIG. 3 does not include the second housing part 14. Above the support of the first housing part 13 is a printed circuit board 25, and the ground contact 19 is arranged on the back side in a structurally robust manner. The ground contact 19 is either installed in a via hole passing through the printed circuit board 25, or is electrically conductively plated to a certain point on the front side of the printed circuit board, and is connected to the ground wire of a functional element (such as an overload arrester) arranged on the front side. connection. On the first housing part 1 3, a positioning safety bolt 26 is designed, which partially penetrates the printed circuit board 25 and fixes it to the housing part 13. Shown in Fig. 4 is a relatively long printed circuit board 25, in which

Two additional insulation contacts 27 are arranged, which can be connected from the outer plate through the slits 24. The protective plug 4 described in FIG. 4 is shown in cross-section in the two housing parts 14 in FIG. 5. The protective plug 4 includes a first housing member 13, two pieces 14, and a printed circuit board 25. At this time, the printed circuit board 25 is seated on the support surface 28 in the surface fabric 2 ". On the positive resistance qni of the printed circuit board 25, there is an overload arrester 29, two positive temperature coefficient (PTC) titanium sensitive circuit boards 25 ° = diode 31 'to form a graded protection element. In print 27. The ground contact is set, with a ground contact 19 and two insulated contacts

⑼ = 32; ΓΓ plate 25 of the electrical appliance, and is electrically connected to the overload contact 19. The claws can be bent from the external contact to the ground through the opening 33, and through the printed circuit Ltr., The shape of the insulating contact 27 has a section of the front side of the functional element electrically conductive conductive gas connection pad 34 and 25 printed circuit boards. In this case, the insulation contact 2 7 is

492224 V. Description of the invention (8) Electrically protected against overload current. Above the printed circuit board 25 of the ground bus 35 ', there is a safety check 26 and a flash lock structure to form a latch connection. The parts printed on 1 3 and 1 4 are formed with conductive parts and are all covered. In FIGS. 6 and 7, they are assembled. _The insertion tongue of the second housing part on the rear of the digital list element can have a lot of holes, and the parts 36 can pass through the circuit board 25 and the parts i 5 and parts 1 3 and 1 4 in a perspective view. The front end is arranged to be inserted into the protective plug 4 through this. Let the inside of the first shell member 13 penetrate, and penetrate the first and second shell members with the second shell member 1 4: as clearly shown in the figure, it is isolated from the outside. Shows the protective plug 4 in its completeness — 1 connection or insulation block 2 rack bracket 3 grounding bus 4 protective plug 5 clip-lock element 6 opening 7 ground contact 8 base 9 card slot 10 insertion tongue 11 U-bend 12 Forked contact 13 First housing part

$ 11 pages 492224 V. Description of the invention (9) 14 Second housing part 15 Insertion part 16 Bend 17 Help 18 Contact 19 Ground contact 20 Card slot 21 Card slot 22 Opening hole 23 Opening hole 24 Slit 25 Printed circuit board 26 Positioning safety bolt 27 Insulation contact 28 Support surface 29 Overload arrester 30 Positive temperature coefficient (PTC) thermistor 31 Diode 32 Central bolt 33 Opening hole 34 Plated through hole 35 Insert pipe 36 Latch member 37 Support surface

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492224 Schematic description

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Claims (1)

492224 VI. The scope of the patent application: One type :: Far: "+ Technical connection or insulation block of ^ bus bar 'includes-base, on which the insertion tongue arranged according to the number of double cores required for wiring can be inserted into one The protective plug is inserted into the pipeline and connected to the first β ground contact. The ground bus can be grounded through this ground contact, among which the insertion tongue (10) is a flexible design. The grounding busbar, the insertion tongue (1 0) in the middle is designed as a fork-shaped contact. 1-3. If the grounding busbar of the first scope of the patent application, the straight inserting the ancient (1 0) has a downward bend (1 6). 〃 '4. If the grounding bus of item 2 or 3 of the scope of patent application, the fork chair of the contact point is inclined outward on the opposite side from the base (8). 5. If the scope of patent application The grounding busbar of item 2 or 3, in which the contact (18) is designed in a flat form or a partial arc shape. 6. If the grounding busbar of item 2 or 3 of the patent application scope Among them, the ground contact (1 2) is designed as a contact. 7. If applied The grounding bus of item 6 of the patent, among which the contact point can be connected to a grounding contact (7) of the connection or insulation block (1). 8. —A connection for remote communication and data technology Or the protective plug of the insulation block, which has the grounding busbar as in the scope of patent application No. 1, including-a housing for arranging a functional it,-a receiving-the grounding busbar is inserted into the tongue of the tongue, The state that can be electrically connected to the insertion tongue is at least :: ground contact ': and-the ground contact 插入 of the insert member, ㊣ is installed in the plug housing in a structurally rugged manner. The protective plug of item 8, wherein the functional element Scope of patent application on page 15 10. If you apply for a patent / brush circuit board (25) _ around the protective plug of item 9, the functional part (2 Θ 3 1) and the ground contact-10. The application ^ p is brushed on the circuit board (25) / * l / 〇a ^ ^ ^ ^ ryj v and the ground contact tp: i) is arranged on the front side (19) of the printed circuit board (25) on the back side. 11 · If the patent application scope Nos. 8 and 9 are in the connection area, the grounding contact (19) is a stand-off plug. Among them, 1 2 If the bead _ u # is a small plate or cylindrical type of cube 幵 y. . Protective plug of item 9 or 10 of the Ming patent scope, the protective plug of the supporting point part 2 ^ · 10 of the bean extract, in which the shell is defined by the second peripheral component (1 3). The installation area is relatively 0 /, the functional parts (29-31) are received on the soil, and the second housing part (,, 14) receives the ground contact (19) arranged on the back of the printed circuit board (25), and An insertion pipe (35) is formed. 1 4 · If the protective plug of the scope of patent application No. 丨 3, two housing parts (1 3, 1 4) can be latched together. . 15. If the protective plug of the scope of patent application No. 8, 9 or 10, where a = measuring and insulation contact (27) is arranged on the shell, it can pass through the side opposite to the insertion member (1 5) , From outside contact.