CN1080003C - Modular telecommunications terminal block - Google Patents
Modular telecommunications terminal block Download PDFInfo
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- CN1080003C CN1080003C CN94195200A CN94195200A CN1080003C CN 1080003 C CN1080003 C CN 1080003C CN 94195200 A CN94195200 A CN 94195200A CN 94195200 A CN94195200 A CN 94195200A CN 1080003 C CN1080003 C CN 1080003C
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- terminal box
- contact
- line
- switched line
- guide rail
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Abstract
The present invention relates to a modular telecommunication terminal box system which comprises more than one terminal box which can be repeatedly installed on one installation guide rail (24) and can be disassembled from the installation guide rail (24). A casing (12) whose inside is provided with a telephone exchange wire coil and a service wire coil is used by each terminal box (10). An exchange wire which is connected to each terminal box (10) is inserted into the casing through a hole channel, and enters an exchange wire coil (20) which can move between an opening position and a closing position. The exchange wire can be connected to one exchange wire contact element in each terminal box (10) by manually pressing the exchange wire coil (20) in the closing position or by installing the terminal box on the installation guide rail (24). A service wire is singly connected to the inside of each terminal box, and is connected with service wire contact elements (66, 68). A linking module is inserted into an access jack (120) to provide connection among the exchange wire contact element (170) and the service wire contact elements (66, 68).
Description
The present invention relates to be used for the right terminal box of connecting line.Relate in particular to and be used for the telephone service line is connected to the telecommunications terminal block of telephone exchange distribution cable.
Telecommunications terminal block is used for the electrical connection of providing convenience between telephone subsriber service line (" business " side) and telephone exchange distribution cable (" exchange " side).Such terminal box usually will may have nearly 25 distribution cables on right exchange one side of several thousand lines be connected to a professional side nearly 25 independent service lines are right.
Terminal box is configured to terminating 5,10 or 25 standard, a plurality of indoor unit of packing into that line is right usually.As a rule, can not be consistent by the distribution line pair count of terminating with preferred number.For example, if 7 lines are arranged to needs terminating, even 10 lines will not use 3 in the terminal, 10 terminal boxes that line is right of the terminal box size that also must installation be near the mark most.
Provide the adapter lead of the connection of exchange one side from the distribution cable to the terminal box during adapter lead is connected to terminal box, permanently to be connected to terminal box usually, in this respect, exchange side's line and replace being difficult to.The two avoids exchange one side of this nonvolatil connection protection adapter lead and terminal box environmental impact and guarantees a kind of physically firm being connected, and this connection is designed to repeat installation and dismounting in order to what stand to connect a professional side.
When exchange one side's of terminal box connection failure, 5,10 or 25 right whole terminal boxes of line must be replaced, and require a new terminal box and effectively set-up time and resource.Even have only single connection failure in exchange one side, the connection between adapter lead and kaput terminal box must physically be cut off and old terminal box be scrapped.In addition, when replacing terminal box, all existing professional sides' connection must disconnect.A new terminal box can for good and all be installed in this adapter lead then, and all business one side's wiring is coupled together, and this method is used effective resource, and owing to having only single inefficacy to cause a plurality of terminal boxes to be scrapped.
Business one side (side) of this terminal box uses at most usually, because be used for repeatedly telephone service being connected with distribution cable or disconnecting through the professional side of this terminal box.Service line is connected to terminal box to common process class terminal.Connect on for example simple at the scene easily binding post of this terminal and disconnects, here, the service line that a velamen is taken apart is connected on this binding post, then with certain type cap reinforcing.Another common type terminal is a kind of insulation displacement terminal, herein service line with do not need to peel off before this terminal box is connected, and this insulation is separated through blade or sharpened surface when service line is fixed to terminal.In addition, in the terminal of this insulation displacement type, certain type cap is commonly used to fixing service line on the scene.
Though employed block provides certain protection and is not affected by environment in this binding post or insulation displacement types of terminals usually, however, moisture, pollution (material) thereby, chemical substance, sharp dust and even insect may touch still that this terminal connects the corrosion that causes this contact or other is aging.This problem is to increase the weight of owing to this is true, and is promptly except traditional aerial place of such terminal box, underground, even the underwater connection box place also requires to use for telephony wiring more and more continually.Therefore, insulate so that prevent such wearing out, done all effort in order to make terminal and environment in the terminal box better.A kind of such method has planned to use the various dielectric rings of lubricating grease for example or frozen glue and so on around the terminal that formation is electrically connected.
In order correctly to test these connections and determine to be related to the problem that exchanges a side or a professional side whether must disconnect a side so that any side can be assessed independently.Usually, a professional side is disconnected, because can not disconnect exchange one side's lead.In this case, disconnect a professional Square wire, take this lead apart, and this lead is connected to testing equipment will spends the other time so that assess this problem.In case this problem is solved, this testing apparatus must be removed and a professional Square wire is connected to this terminal box.This spends range request effective time.
Therefore, exist a kind of needs to be used for lead is connected to a professional side from exchanging a side for a kind of telecommunications terminal block that is modified is current, like this so that when keeping moisture resistance gas and other environmental factor, can increase or remove single terminal box as required, moisture and other environmental factor make there be connected easily take place overtime aging and limited the application that these terminal boxes there can be used reliably.In addition, for a kind of improved telecommunications terminal block current also have a kind of needs in case this terminal box at a be engaged in Square wire or exchange under the situation of a Square wire and allow test service one side or exchange a side of continuous opening.
The invention provides the telecommunications terminal block system of a modular, this system comprises the single terminal box of some variable numbers, in order to professional lead is connected to exchange cable, make when in each terminal box, keeping a kind of dielectric like this, can increase or remove single (individual) terminal box as required.Can be the intensity that this medium of lubricating grease or frozen glue provides moisture resistance gas and other environmental factor, they make there the connection of (terminal box) easily take place overtime aging.
In a kind of preferred embodiment, each independent terminal box of modular telecommunications terminal block of the present invention is used a kind of shell of the separation that is made of dielectric substance.For example, constituting holistic pliable and tough wire clamp by a kind of and this shell is connected to a mounting guide rail with each single terminal box and keeps in position.Each shell constitutes a separation container (receptacle) so that the medium that flows in the chamber at shell in lead connection and off period insulation.
Connect the exchange cable conductor via with respect to shell movably and the exchange drum that is configured in exchange one side of shell be provided.Successively with the connection of service line by in the configuration cavity in the enclosure movably, can be provided with approaching professional drum from the opposite business one of this shell.
More precisely, on this shell, provide a pair of switched line turnover groove (access slot) so that receive a pair of switched line.In the cavity of shell, can find out this exchange drum near this switched line turnover groove place.This exchange drum can close between the position an open position and one and move, and every switched line is installed in separately the switched line conduit.This exchange drum suitably remains on by on the selected position of a braking short column (retaining stub), this braking short column slip into corresponding to the exchange drum the shell of opening or close the selected location in two braking short column grooves in any one.
When the exchange drum be in out the position time, can receive each switched line through this switched line conduit of the turnover of the switched line in shell groove, this exchange drum has two grooves, is used for installing insulation piercing and electrically contacts blade (insulation piercing electrical contact blades).This insulation piercing contactor blade with remain on the socket of coming in and going out in a groove in switched line engages integral body of contact formation.
By hooking the professional terminal flange that is configured in the most approaching terminal box on the mounting guide rail edge, this terminal box can be installed on the mounting guide rail at an easy rate.The position that is pushed on other edge of mounting guide rail of the exchange end of this terminal box puts in place up to the integrant pliable and tough wire clamp of shell is bitten then.Therefore, each terminal box end is fixed on the mounting guide rail.
When exchange one side was pushed into mounting guide rail, the exchange drum was by forcing upwards and move into make position from the pressure of mounting guide rail.When the exchange drum was moved to make position, this insulation piercing contact blade penetrated the insulation of switched line and contacts with the current-carrying part of switched line.As a result, switched line contacts with switched line joint contact in the groove of socket of coming in and going out.
In case service line is installed on the mounting guide rail, just can stop business one side of terminal box.When stopping, each service line will engage the contact with the service line in the groove that remains on the socket of coming in and going out and be in the conductive electrical communication.A link module is inserted in this discrepancy socket, and this socket has two groups of contacts that form a conductive path between each service line and corresponding switched line.Can come in and go out through " the T shape enters " hole at this link module top in every group of contact.
This link module can comprise polytype plug-in unit, and these parts comprise a bridge-type module that only a professional side is connected to exchange one side.Another embodiment comprises a protector module, just connects a professional side and exchange a side when it inserts the discrepancy socket, and this embodiment also comprises two gas discharge tubes and a ground connection connecting terminal.Each twin crystal gas discharge tube end is welded to one group of contact, and the ground junction contact is connected to the center of this gas discharge tube conductively.
Another embodiment of this link module is two-way test module.Two-way test module comprises one group of service line test contact and one group of switched line test contact.Two-way test module outer cover comprises a bayonet socket contact (bayonet contact).Each service line and switched line test contact all constitute together with a groove, and when inserted this bayonet socket (pin) contact, this groove was just clamped bayonet socket contact (head) and business one side is connected to exchange one side.When the outer cover of two-way test module was closed, these test contacts were just automatically inserted in this bayonet socket contact.Therefore, when outer cover is closed, exchange once the side and be connected to a professional side.When this cover is closed, this two-way test module washer sealing.This packing ring provides the bead interior element, and is not affected by environment in order to keep this module.
When this cover is opened, exchange one side no longer is connected with a professional side, and the end of service line test contact and switched line test contact is exposed on this above packing ring, makes spring clip type or equivalent test connector can be connected to service line test contact or switched line test contact easily so that test like this.
Another two-way test module embodiment comprises a two-way test module of being protected to prevent, just connects business and exchange a side when this module is inserted discrepancy socket, and this embodiment comprises that also two gas discharge tubes and a ground connection link the contact.Each two gas discharge tube end is soldered on one group of contact, and the ground connection connecting terminal is connected to the center of this gas discharge tube conductively.
When protector module or protected two-way test module were prepared to use, the ground connection connecting terminal must be at ground potential.For reaching this purpose, mounting guide rail is connected to the earth during installation.Therefore, mounting guide rail provides necessary the earth tie point for each terminal box.When terminal box was installed on the mounting guide rail, a terminal box grounding connector that remains in the exchange drum was connected to the mounting guide rail grounding connector.This terminal box grounding connector is connected to a ground connection connecting terminal in the central channel that remains on the socket of coming in and going out conductively.Therefore, when protector module hand inserted the discrepancy socket, the ground connection connecting terminal just entered the central channel of the socket of coming in and going out, and through mounting guide rail protector module and the earth was coupled together.Between the many functions of this embodiment, this gas discharge tube is connected with the ground junction contact together with two groups of contacts and moves so that with voltage to the earth along separate routes, and the result is for example a professional side with exchange on the conductive path between the side and have voltage Xing Feng.
Provide the space in exchange in the drum, comprise professional drum and be used for dielectric for example the cavity of the link module of lubricating grease or frozen glue be introduced into so that around each drum and contact sets, and in these drums, fill the wire connection hole road.This medium flows around drum separately and does not have forced medium to flow out shell between the lead amortization period.
Service line can repeatedly be removed and be reconnected through a professional square duct and professional drum.
Terminal box can repeatedly be mounted as required and remove from mounting guide rail and keep wherein dielectric.Remove by raising wire clamp and finishing from mounting guide rail from this mounting guide rail release terminal box.Do not require specific purpose tool.In case remove, the exchange drum can be moved back into open position so that remove switched line.When removing, terminal box can be reused.
One reliably, and the structure that is easy to the company of system is the further characteristics of terminal box of the present invention.Further characteristics of the present invention and advantage will be understood that by observing detailed description subsequently of the present invention.
Therefore, people will understand, the present invention will provide a kind of telecommunications terminal block that has improved, it have the anti-environmental factor improved significantly for example moisture, chemical substance and other this class impurity intensity and keep a kind of simple relatively structure.
Fig. 1 is business one side's the perspective view of a kind of preferred embodiment of modular terminal box of the present invention.
Fig. 2 is exchange one side's the perspective view of a kind of preferred embodiment of a plurality of modular terminal box of the present invention system, and it illustrates a pair of exchange one side's who connects a terminal box lead.
Fig. 3 is the exploded view that comprises the professional side's drum of the present invention and the basis of the terminal box of exchange one side's drum.
Fig. 4 is an exploded view that the shell of a terminal box of graphic extension and shell insert according to the present invention.
Fig. 5 is a sectional drawing that the inside (structure) of a terminal box is shown according to the present invention, and it is illustrated in and stops exchanging the position of lead exchange one side's drum before and the position of the business one side's drum before stopping professional lead.
Fig. 6 is the sectional drawing that a terminal box inside (structure) is shown according to the present invention, and it is illustrated in the position that stops the later exchange one side's drum of exchange lead and in the position that stops the later business one side's drum of professional lead.
Fig. 7 is that the straight line 7-7 in Fig. 6 cuts resulting (part) cut-away view open, and it illustrates the section according to exciter of the present invention and professional side's drum.
Fig. 8 is (part) cut-away view that the straight line 8-8 direction in Fig. 6 is cut open, and it illustrates the section according to exchange one side's drum of the present invention.
Fig. 9 illustrates the perspective view of the detailed part that the ground connection between terminal box and mounting guide rail connects according to the present invention.
Figure 10 is illustrated in the bottom view of the detailed part of the ground connection connection between terminal box and the mounting guide rail.
Figure 11 is an exploded view of the basis of protector module according to another embodiment of the present invention.
Figure 12 is an exploded view of the basis of two-way test module according to another embodiment of the present invention.
Figure 13 is a sectional drawing that the inside (structure) of two-way test module is shown according to another embodiment of the present invention.
Figure 14 represents that according to another embodiment of the present invention the straight line 14-14 direction in Figure 13 cuts the cut-away view resulting, that two-way test module section is shown open.
Figure 15 is the exploded view of a protected two-way test module basis according to another embodiment of the present invention.
With reference to Fig. 1, graphic extension modular terminal box of the present invention system.As shown, use several independent terminal boxes in a preferred embodiment of the invention, under special cases, its number can from 1 to 25 or above variation.When mounting guide rail removes, a terminal box just is illustrated.
Each terminal box 10 in the modular system of the present invention is used the terminal box shell 12 of a separation.Business one side of this terminal box is by graphic extension, and has service line to duct 14 along its front surface.As will being described in more detail below, this line is come in and gone out service line to duct 14 and is provided in the internal cavities in the shell 12.Shell 12 is made up of the dielectric substance that is suitable for by desirable shape is made.Any can being used easily in the some kinds of thermoplastic resins that can large quantities ofly buy because their cost is lower, and made easily.But other dielectric substance also can use.
As Fig. 1,3 and 4 is illustrated, and the part bottom of terminal box 10 of the present invention comprises an exchange drum 20.This exchange drum 20 is preferably by can being that dielectric substance identical as shell 12 is made.This intersection dish also comprises a grounding connector guider 22 that protrudes from the base of this exchange drum 20 downwards.
Major part is shown in Fig. 3, and 4 and 10 grounding connector guider 22 is supporting to be connected to the grounding connector 18 of mounting guide rail 24 as Fig. 9 and 10 illustrated modes.Terminal box is installed on the standard DIN mounting guide rail of having revised 24, so that encase this guide rail grounding connector 26, connector 26 is connected to the earth by the mounting guide rail 24 with conduction and interrelates with " the earth " when mounted.This mounting guide rail 24 can be made by steel, aluminium or any other suitable electric conducting material.The grounding connector of being supported by grounding connector guiding device 22 18 should conduct electricity to connect and offer the guide rail grounding connector.Fig. 9 illustrated mounting guide rail 24 is connected on the guide rail grounding connector 26 before grounding connector guiding device 22 and the perspective view of the detailed part of grounding connector 18.Figure 10 has illustrated to illustrate mounting guide rail 24 has been connected the grounding connector guiding device 22 on the guide rail grounding connector 26 and the bottom view of grounding connector 18.
As illustrated in fig. 1, terminal box 10 is by being positioned at the front flange 28 near business one side of this terminal box, be positioned at the front flange 28 near business one side of this terminal box, the back wire clamp 30 and the grounding connector guiding device 22 that are positioned near exchange one side of this terminal box are fixed on mounting guide rail.Front flange 28 has an inward flange, and it fixes the front end of terminal box by catching the mounting guide rail between terminal box itself and its polycrystalline substance.Back wire clamp 30 provides an inward flange, and it is fixed to mounting guide rail 24 with the afterbody of terminal box.Terminal box grounding connector guiding device 22 (as shown in Figure 9) and guide rail grounding connector 26 are directed to this terminal box on the mounting guide rail 24.Terminal box is fixed to this mounting guide rail by at first front flange 28 being fixed to mounting guide rail.In case terminal box grounding connector 18 and grounding connector guiding device 22 are strictly aimed at guide rail grounding connector 26, then downward pressure is added to the back portion of terminal box so that the back wire clamp 30 that promotes on the mounting guide rail edge mesh-is bitten terminal box in position securely up to back wire clamp and mounting guide rail.When terminal box is in position bitten, then ground connection connection is formed.
Installation can include only front flange 28 and back wire clamp 30, and this depends on the application of terminal box, in these are used, does not need ground connection connection.In addition, plan to use another kind of erecting device to replace wire clamp and flange combination, for example use a kind of clamp system that terminal box is fastened to mounting guide rail at the terminal box two ends; By will be in the wire clamp of terminal box end and the lugs position fastening terminal box that reverses; Perhaps, use a kind of industrial usefulness hook and the eye fixture for example VELCRO terminal box is fastened to mounting guide rail.
In order to remove terminal box 10 of the present invention from mounting guide rail 24, can use the flat instrument of any end such as the screwdriver application of force, from mounting guide rail 24 back wire clamp 30 is pried open, back wire clamp 30 is unclamped from mounting guide rail 24, and whole terminal box is removed from mounting guide rail.
By this way, as required, any amount of terminal box can connect along mounting guide rail, so that provide path to other service line from the adapter lead that is fixed to an exchange distribution cable.In this embodiment, single terminal box should offer each switched line to right with service line.Single mounting guide rail can use or a plurality of mounting guide rail can use, and this depends on this configuration.Terminal box can in position go up along mounting guide rail 24 and be bitten or remove so that change the terminal box number as required.In addition, such as will be discussed in more detail below, exchange one side's of terminal box the lead and business one side's of terminal box lead can repeatedly be connected and disconnect.
About other type application, concerning each terminal box, also can use single service line duct to replace a pair of duct 12, enter each terminal box if perhaps in special applications, be necessary the service line duct that can provide other.Therefore, the configuration in service line duct and their configurations on mounting guide rail 24 are a kind of illustrative preferred embodiment, and can change as required under special cases.
Still with reference to Fig. 1, the top of each shell 12 comprises a wiring exciter 32.As discussing in more detail below, the remainder of this exciter 32 extends in a professional side's the internal cavities through shell 12.As illustrated like that by the uncared-for position of wiring exciter 32 for purposes of illustration among Fig. 1, stretch out from the inside of this shell 12 in the duct 34 that this exciter 32 passes through shells 12 the insides.Wiring exciter 32 is preferably by can being that dielectric substance identical as shell 12 is made.This wiring exciter 32 preferably has such shape, and promptly it can be easy to connect and grasp screwdriver, spanner or other instrument screw.On the other hand, exciter 32 can be suitable for being booked and being screwed by the user of this terminal box.With fixed numbers of exciter rotation, preferably, realize that in some way service line and being connected of switched line will discuss in more detail below by the indication of the visual sign on shell and the exciter.
With reference to Fig. 2, a plurality of preferred embodiments that the terminal box of the present invention that exchanges a side is shown are by graphic extension.Terminal box 10 of the present invention uses the back surfaces along it to have the terminal box shell 12 of switched line to duct 36.As discussing in more detail below, this switched line provides the path of an internal cavities that enters shell 12 inside to switched line to duct 36.
About the application of other type, can also use single switched line duct to replace a pair of duct 36 for each terminal box, perhaps,, can also provide the other switched line duct that enters each terminal box if in special applications, be necessary.Therefore, the configuration in this switched line duct and their configurations on mounting guide rail 24 are an illustrative preferred embodiment, and can change as required under special cases.
Further specify among like Fig. 2 like that, terminal box 10 comprises a link module 16, and this link module 16 has a block 42 that comprises two " entering T word joint (Tee-in) " test accesss 44 (as shown in Figure 1).Such as will be discussed in more detail below, business one side that this link module provides in terminal box and exchange connection between the side, and can be provided in some configurations.This link module preferably includes a basic configuration that is called the bridge-type module here, and this bridge-type module has at a professional Square wire and exchanges the contact (shown in Figure 4) that a connection is provided between the Square wire.Another embodiment of a link module is called the influence that its protection service line of protector module and switched line are not subjected to due to voltage spikes here.The two all provides test access 44 so that the professional side of permission need not open terminal box with the test that exchanges a side or disconnect a professional Square wire or exchange a Square wire bridge-type module and protector module.
With reference to Fig. 3, an exploded view that comprises the exchange one side's drum of the present invention and the basis of the terminal box shell of professional side's drum is by graphic extension.Terminal box of the present invention comprises the path of a connection in two leads connections between exchange one side and a professional side.Be simplified illustration, and avoid unnecessarily accompanying drawing being disarrayed, to have only those compositions just to be illustrated through an independent conductive path of terminal box definition though detailed explanation is applicable to two conductive paths comparably.
Such as described, exchange drum 20 comprises a switched line conduit 92, and it is equipped with this switched line (as illustrated in fig. 2) afterwards to one in the duct 36 to be inserted into this switched line at switched line.This exchange drum 20 comprises a contact blade holding tank 94, be used for holding the switched line contact blade (as following illustrated), and grounding connector holding tank 98, it stops at grounding connector guiding device 22, and holds this grounding connector (not shown).
A professional drum 50 is provided, and it is as screw thread and 32 engagements of wiring exciter.In more detail, this business drum 50 has a threaded passage 34 on its top, is used for holding the matching size screw tip of wiring exciter 32.As the back was illustrated, wiring exciter 32 comprised a stopper 54 that is used for keeping the dielectric of shell 12 the insides.Professional drum 50 also has a lead to be held duct 56 and is used for holding the service line that inserts this shell.As described below, this lead holds sealing gasket 58 sealings of a kind of perforation of duct 56 usefulness and plans to keep the dielectric of shell 12 the insides.
Each lead holds duct 50 extends to drum 50 through the flange extension 60 of professional drum 50 core.The 1st contact blade holding tank 62 is provided in the drum of the 1st position in duct 56, and the 2nd contact blade holding tank 64 is provided at along the duct 56 the 2nd position.The the 1st and the 2nd contact blade holding tank 62,64 holds the 1st and the 2nd insulation respectively and cuts off contact blade 66,68.The professional drum 50 that comprises the 1st and the 2nd insulation cut-out contact blade 66,68 is retained in terminal box shell lining 70 the insides.Respectively for every cover contact blade shell lining 70 the 1st and the 2nd contact blade reserved slit 72,74.The the 1st and the 2nd contact blade reserved slit holds the 1st and the 2nd insulation and cuts off contact blade 66,68.Shell lining 70 is retained business wire terminal contact 76 also.Each service line joint contact 76 and the 1st and the 2nd insulation are cut off contact blade 66,68 and are formed an integral body.Therefore, cut off contact blade 66,68 and a service line when being in the conductive electrical communication when any one insulation, it also is in the conductive electrical communication with corresponding business wire terminal contact 76.
As illustrated in fig. 4, except that joint contact 76, this shell lining 70 also keeps switched line joint contact 80 and ground joint contact 84.When this shell lining was put shell 12 into, these joint contacts were inserted into the bottom of 5 pin discrepancy socket 120.In more detail, service line joint contact 76 is retained in groove 122 the insides, service line joint contact, and switched line joint contact 80 is retained in groove 124 the insides, switched line joint contact.Ground joint contact 84 is retained in groove 130 the insides, ground joint contact that are positioned at the center.
As illustrated in fig. 4, exchange drum 20 is inserted in shell 12 and enters the space that forms between the shell lining 70 of shell 12.When inserting, switched line contact blade holding tank 94 holds the switched line insulation and cuts off contact blade 170.Insulation is cut off contact blade 170 and is integrally formed with switched line joint contact 80, and is made so that as described belowly 80 providing good electrical contact to switched line from the joint contact during with its insulation piercing when this insulation cut-out contact blade 170 between amortization period by metallic conductor.
As illustrated in fig. 4, terminal box of the present invention comprises bridge-type module 40 embodiment of link module.This bridge-type module 40 is used for the path of each connection of two kinds of leads connections between exchange one side and a professional side.For simplifying this explanation, and avoid unnecessarily making the accompanying drawing confusion,, have only those parts just to be illustrated through an independent conductive path of this bridge-type module definition though detailed explanation is applicable to two conductive paths in the same manner.
This bridge-type module 40 comprises one group of bridging contact that integrally forms 110.Each group bridging contact 110 comprises a service line joint contact 114 and a switched line joint contact 116.These contacts (head) use for example nonconducting epoxy resin of a kind of hard sealant to remain on this bridge-type module the inside, and its top surface is illustrated like that as sealant 38.This hard sealant only accounts for the part of the inside of bridge-type module 40, comprises that the remainder at about 1/3rd tops, inside of bridge-type module 40 fills up with insulation frozen glue.Therefore, test probe can insert the test access 44 that enters T word joint (Tee-in) so that form conductive contact with this group bridging contact 110.
Fig. 4 also illustrates packing ring 118, and it is used for providing sealing between the 5 pin discrepancy socket 120 of selected link module and shell 12.This packing ring is made of the plastic material of being familiar with in this technology and can be as the environmental barrier layer between 5 pin discrepancy (passage) socket 120 and the external environment condition.This packing ring provides a kind of sealing, in case like this so that link module is snapped the appropriate location that stays in the 5 pin discrepancy insertion 120, then do not have environmental contaminants and moisture can enter this joint contact regions.
As major part is illustrated among Fig. 5,6 and 8, be illustrated in exchange one side's the installation of switched line.Fig. 5 represents to be illustrated in the sectional drawing of the terminal box of the present invention inside that stops switched line explanation exchange before one side's drum position.About exchanging the installation of a Square wire, exchange one side's of an inside the cavity 160 best bottom and the back sides, the side of shell 12 and the back side, and the top formation of exchange drum 20 by shell liner 70.Exchange drum 20 processes and the 1st and the 2nd exchange the teamwork of drum breaker slot (Vetaining slot) 178,180 corresponding to exchange drums braking short columns (retaining stub) 176 (as shown in Figure 3), remain on the appropriate location of this cavity the inside.Exchange drum 20 can move to a position of opening or closing by the exchange drum exciter groove 164 that integrally constitutes with this exchange drum 20.This excitation tank 164 can with a kind of simple tools for example screwdriver operate so that will exchange drum and push the position that this is opened from the top of leaving shell 12, as shown in Figure 3, thereby, open switched line cavity 160.At open position, the exchange drum is clamped by exchange drum braking short column 176 and exchange drum breaker slot 178.
In case exchange drum 20 is by the shift-in open position, this switched line 162 can enter the switched line duct 36 in the shell 12, and the switched line that is transported in the exchange drum 20 holds 166 the insides, duct, the switched line that finally enters shell liner 70 holds in the duct 168, and is sealed up to the pedestal place in this duct.Preferably, if prepare to use two conductive paths, be snapped before the appropriate location that stays on the mounting guide rail in terminal box, two exchange one Square wires are inserted in exchange one side's drum.
Fig. 6 represents the inner section figure of terminal box of the present invention, its explanation exchange one side's drum position after stopping a switched line.Fig. 8 is illustrated in and stops behind the switched line cutting open and the 2nd view of exchange one side's drum section of obtaining along the straight line 8-8 direction of Fig. 6.As described, when terminal box 10 was snapped the appropriate location that stays on the mounting guide rail 24, this switched line can stop.When being installed in terminal box 10 on the mounting guide rail, just force exchange drum 20 upwards to enter the position of closing.When promoting the exchange drum up the time, exchange drum braking (clamping) short column 176 is forced to leave exchange drum breaker slot 178 and enters switched line dish breaker slot 180.This switched line also can stop by following action, promptly manually will exchange drum and push the position of closing, and then terminal box is installed on the mounting guide rail.
As described below, in closing exchange drum process, switched line is access in conductive electrical communication with switched line joint contact 80.This switched line 162 is sealed in the switched line conduit 92.When the exchange drum was forced to enter the position of cutting out up, this switched line insulation was cut off contact blade 170 and is forced into switched line 162, advances to simultaneously in the switched line contact blade holding tank 94.Insulation is cut off contact blade 170 and is cut off the contact by the switched line insulation, and makes the contact with the metallic conductor of lead.Switched line joint contact 80 synchronously is placed in the conductive electrical communication with switched line, is in the conductive electrical communication because it cuts off contact blade 170 with insulation.
Fig. 5,6 and 7 installations that illustrate at a professional side's service line.As most of explanation among Fig. 5, the business one side drum position of schematic sectional illustration before stopping service line of terminal box of the present invention inside is shown.Such as described, interior business one side's cavity 150 preferably integrally is made of the top of top, side and the shell liner 70 of shell 12.Professional drum 50 is opened by rotating wiring exciter 32, withdraws fully towards the top of shell 12 up to this business drum 50.In case professional drum 50 has been retracted into open position, a professional Square wire 152 just can enter the sealing device 58 of perforation, and moving into service line, to hold duct 56 sealed up to the pedestal place in the duct.In fact, two business one Square wires just were inserted into professional side's drum before wiring exciter 32 is used for stopping these leads.
Fig. 6 explanation business one side's drum position after stopping a service line, and Fig. 7 is illustrated in the 2nd view that the straight line 7-7 direction that stops after the service line in Fig. 6 is cut the section of resulting wiring exciter and business one side's drum open.Such as described, when professional drum 50 was in the position of cutting out, the 1st and the 2nd contact blade holding tank 62,64 held the 1st and the 2nd insulation respectively and cuts off contact blade 66,68. Contact blade 66,68 is cut off in the 1st and the 2nd insulation, and each integrally forms with a service line joint contact 76 and the excellent electric contact that provides when penetrating its insulating barrier with convenient plug-in strip 66,68 from professional wire terminal contact 76 to service line is provided metallic conductor.Therefore, in case an insulation cut-out contact blade and a service line are in the conductive electrical communication, it also is in the conductive electrical communication with corresponding service line joint contact 76.
In two plug-in strips 66,68 which produces this lead and electrically contacts and will be determined by the diameter of this lead.In other words, no matter this lead is inserted into the diameter that the 1st groove 62 or the 2nd groove 64 all will depend on this lead.For example, as illustrated in fig. 6, a kind of big specification lead only 56 moves forward the just enough arrival slots 62 of safety along the duct, thereby will form with plug-in strip 66 and electrically contact.A kind of successively small dimension lead will arrive the 2nd groove 64, and electrically contact with 68 formation of the 2nd longer plug-in strip.
As illustrated in fig. 6, the head portion of the shell 12 on cavity 150 is provided a cannelure 154 around duct 34.The top of wiring exciter 32 is provided a coupling annular flange flange (ring flange) that is assemblied in cannelure 154 the insides.Therefore, this will prevent moving both vertically of this wiring exciter 32 during its rotation, and this and prior art exciter style connector differ widely, and this connector is tightened downwards and entered jack so that contact with a service line generation.
As most of explanation among Fig. 4 like that, in case stop as switched line as described in Fig. 5～8 and service line, then switched line joint contact groove 124 places of this switched line in 5 pin discrepancy jack 120 are connected to switched line joint contact 80 conductively.Service line joint contact groove 122 places of service line in 5 pin are come in and gone out socket 120 are connected to service line joint contact (point) 76 conductively.Grounding connector 18 is connected to ground joint contact 84 conductively at ground joint contact groove 130 places.
In order to use bridge-type module 40 that business one side is connected to exchange one side conductively, bridge-type module 40 is inserted into 5 pin discrepancy jack 120.This group bridging contact 110 turns on the galvanic circle between exchange one side and the professional side.In case connected, the test access 44 (as shown in Figure 2) that T font joint enters (tee-in) just can be used for carrying out diagnostic test, checks with this diagnostic test the signal that is provided is provided.
In another program, as shown in Figure 11, the bridge-type module also can remove and replace with a protector module 140.When protector module 140 is inserted 5 pin discrepancy jack 120, it can carry out identical functions as bridge-type module 40 once side and exchange one side by connecting business, but this protector module 140 also comprises a gas discharge tube 142 and a ground joint contact 144.Gas discharge tube 142 has three conducting rings, and a ring 146 is managed each terminal circumference around this, and the 3rd ring 148 mid portions around this pipe.Each encircles soldered and is fixed to a contact conductively.Therefore, every group of contact 110 is connected to end-rings respectively conductively, and ground joint contact 144 is connected to the middle part ring conductively.In the middle of its many functions, gas discharge tube is connected 144 to be carried out so that for example there is due to voltage spikes in voltage dividing branch to the ground result on conductive path with contact 110 is collaborative with the ground joint contact.Therefore, in case the protector module is inserted into the 5 pin jack 120 of coming in and going out, then two main conductive paths between exchange one side and a professional side are protected and be not subjected to the influence of the destructive voltage level at intermittence.This gas discharge tube use by this way and operate and its being applied in this technology in the guard signal line well-known.
As in the bridge-type module 40 of the present invention, for example non-conductive epoxy resin of a kind of hard sealant of contact 110 in the protector module 140 and gas discharge tube 142 usefulness is kept at the protector inside modules.As employed in the bridge-type module, this hard sealant only accounts for the inside part of protector module 140.A kind of dielectric of inner upper end 1/3rd usefulness of remaining this protector module 140 fills up.Therefore, test probe can insert test access 44 that T font joint enters and be used for carrying out diagnostic test on this is connected so that form the conduction contact with this group contact 110.Bridge-type module 40 and protector module 140 can be passed through shell 12, and the 5 pin jack 120 of coming in and going out is used interchangeably, and this depends on the desirable application of user.
In another program, the bridge-type module can remove and use as shown in Figure 12 a two-way test module 200 to replace.When two-way test module inserts 5 pin discrepancy jack 120, by connecting a professional side and exchange one side, it will carry out identical functions as bridge-type module 40, but it comprises a kind of configuration of these contacts, and this configuration allows test exchange one side or a professional side and need not to disconnect the lead that exchanges a side or a professional side.Two-way test module also comprises the embodiment of a protection, and it will further specify below.
This two-way test module 200 comprises a path that is used for a kind of connection of two kinds of lead connections between exchange one side and a professional side.For simplifying this explanation, and avoid unnecessarily accompanying drawing being disarrayed, have only those compositions just to be illustrated, equally all be applicable to two conductive paths though describe in detail through an independent conductive path of two-way test module definition.
This two-way test module 200 comprises a shell 202 and a hinged cover 204.This test module shell 202 is preferably made (as illustrated in fig. 1) by a kind of dielectric substance identical as shell 12 with hinged cover 204.Hinge 206 constitutes an integral body with lid 204, makes hinge and lid be made up of single assembly like this.This hinged cover 204 is rotatably fixed to shell by pin 208, and these pins and this shell constitute one.This hinged cover 204 comprises bayonet socket contact 210, and they vertically are fixed to the inside of this hinged cover, and by the metallic conduction material for example brass constitute, though other abundant electric conducting material can sufficiently be carried out this function.
In shell 202 inside, there are two groups of test contacts to be fixed.Each group test contact comprises a service line test contact 214 and a switched line test contact 216.Each contact is made of the metallic conduction material that is similar to bayonet socket contact 210.One group of elbow produces a zone 218, has two gas discharge tubes can insert wherein (below further specify) for the protection embodiment of a two-way test module.Corresponding in each contact with a groove 222, the 2nd group of elbow 220 is provided, this contact allows service line test contact 214 and intersection test contact 216 are synchronously inserted in bayonet socket contact 210.The top of service line test contact 214 and switched line test contact 216, the most approaching lid 204 ends at flange 224, protruding level 224 provides a kind of handgrip easily, with the test lead of its fixing spring folder type, or other similar test lead, be used for test service one side or exchange a side.
Figure 13 is a sectional drawing that two-way test module inside is shown.Figure 14 represents that the straight line 14-14 direction in Figure 13 of the section that two-way test module 200 is shown cuts resulting cutaway view.As shown in Figure 13, these contacts use for example non-conductive epoxy resin of a kind of hard sealant to be retained in two-way test module 200 the insides, and the top end surface of two-way test module 200 is illustrated as sealant 230.This hard sealant accounts for the part of two-way test module 200 inside.These two-way test module 200 inner remainders are sealed by packing ring 232.This packing ring is fixed to the top of shell 202.When lid 204 was closed, packing ring 232 provided a kind of sealing between lid 204 and shell 202, so just form a kind of environmental sealing, and it protects the content of two-way test module not affected by environment.In more detail, this packing ring 232 provides a kind of environment shielding, (protection), the joint of its protection between service line test contact 214, switched line test contact 216 and bayonet socket contact 210.Therefore, when lid is closed and bayonet socket contact when the groove 222 that is provided in service line test contact 214 and the switched line test contact 216 is provided, industry one side with exchange the connection that is constituted between the side and will protect not affected by environment by packing ring.The gap space that is preferably between sealant and the packing ring fills up with a dielectric, thereby further protects joint not affected by environment.
As illustrated in fig. 13, the lid 204 can use any flat instrument for example screwdriver pried open.In case open, the flange 204 that is positioned at each top, contact is exposed on above the packing ring 232, is used for test so that make spring clip type or equivalent test connector can be connected to service line test contact 214 or switched line test contact 216 easily.Even when two-way test module is in the position of opening, the content of the module below packing ring is protected basically not affected by environment yet, because be opened by the bayonet socket contact, has only two grooves to be filled usually.
This lid can be provided the test access 44 of " entering T junction ".Therefore, in case a professional side and exchange one side are coupled together by the bayonet socket contact, test probe can insert the test access 44 of " entering T junction " so that forming conduction with them contacts, and need not to open the lid of two-way test module.
In another program, as illustrated in fig. 15, two-way test module 200 can remove and replace with the two-way test module 240 of a protection.When this protected two-way test module 240 inserts 5 pin discrepancy jack 120; professional by connecting once side and its execution of exchange one side identical functions as two-way test module 200; but also comprising a gas discharge tube 142 and a ground joint contact 144, they come down to carry out according to illustrated the going like that of Figure 11.
When the lid of protected two-way test module is shown in an open position; the flange 224 that is positioned at each top, contact is exposed on above the packing ring 232, is used for test so that a spring clip type or equivalent test connector just can be connected to service line test contact 14 or switched line test contact 216 easily like this.
As in the two-way test module 200; service line test contact 214 and switched line test contact 216, for example a kind of non-conductive epoxy resin of a kind of hard sealant of ground joint contact 144 and gas discharge tube 142 usefulness is retained in protected two-way test module 240 inside.As in the two-way test module 200, this hard sealant only accounts for the part of protected two-way test module 240 inside.These two-way test module 240 inner remainders are by packing ring 232 sealings.Joint between packing ring 232 protection service line test contacts 214, switched line test contact 216 and the bayonet socket contact 210.Therefore, when lid close and the bayonet socket contact when groove 222 that provides in service line test contact 214 and the switched line test contact 216 is provided a professional side with exchange between the side formed connection and will avoid the influence of environment by packing ring 232 protections.Preferably, the gap space between sealant and packing ring fills up with a kind of this joint of further protection dielectric not affected by environment.
In addition, when lid when in the closed position, test probe can insert the test access 44 of " entering T junction ", so that carry out diagnostic test in the connection between aspect these two simultaneously keeping a professional side and exchange connection between the side.Two-way test module 200 and protected two-way test module 240 can exchange use by shell 12 and 5 pin discrepancy jack 120, and this depends on the desirable application by the user.
With reference to Fig. 5, before use is used for terminal box of the present invention that switched line is connected with service line, and preferably in the manufacturing of this terminal box or between erecting stage, a kind of dielectric that adapts is injected into cavity 150 and 160 and on the hard sealant of bridge-type module 40 and protector module 140 inside, so that be filled in all holes and lead duct in the terminal box.In addition, the hole in two-way test module 200 or protected two-way test module 240 also can fill up with similar fashion.Any a large amount of well-known commercial commercially available lubricating grease, frozen glue and other dielectric all can use, and this depends on the specific (special) requirements of application facet.
The viscosity of this medium and quality of adhesion should be such, and promptly this lead can inject duct 56,166 and 44 and remove therefrom, does not need to adhere to excessively on this medium.This medium should be able to flow fully, so that flow around exchange drum 20 and professional drum 50, moves through the there as them.This medium can inject cavity 150 through wiring exciter 32 through a centre bore there.In case the centre bore in wiring exciter 32 guarantees that this medium continues to stay in this cavity when fixing so that cavity is filled with a pin 54 then.Similarly, the sealing gasket 58 of perforation also helps prevent this medium to hold duct 56 outflows through service line.In order to fill up bridge-type module 40 and protector module 140 these media also inject test access 44, and hold duct 166 through switched line and inject cavitys 160.This medium also is injected into so that fill up two-way test module 200 and protected two-way test module 240 through packing ring 232.The injection of medium can be carried out after the terminal box assembling.In addition, for example under a kind of situation of frozen glue, this medium can pump into through precuring after in the terminal box outside at the medium that solidifies, perhaps can be with a kind of uncured and allow the state injection of solidifying in fact.
At the scene, because exchange drum 20 is configured in as primary importance illustrated in fig. 5, wish that the switched line that is connected to terminal box is inserted in the duct 166.This lead can inject at an easy rate and only move the very inside of the exchange drum 20 of the dielectric of moderate amount.As by understanding among Fig. 5, in the position of opening, the diameter of lead blocks duct 166 and prevents that dielectric from flowing out through the there.In case switched line has inserted in the switched line duct 166, only installing just, promotion exchange drum 20 enters off-position.As shown in Figure 6 this also can with bite drum and enter collaborative execution the in appropriate location on the mounting guide rail 24.This motion drives the exchange drum up.In this position, use the switched line insulation to cut off contact blade 170 and make lead be forced into the contact.The inner conductive core of plug-in strip 170 through tangential each lead of the insulating barrier on the lead that excellent electric contact is provided cut off in insulation.As exchange drum and move to the off-position from open position, because the flowable person's character of medium only moves to duct 166 from cavity at the down periods dielectric.Therefore, although force exchange drum 20 upwards and connect the line to the there, but the capacity of the dielectric in cavity 160 is still invariable basically, thereby can avoid the medium outflow and/or produce any hole, and these spaces can allow to enter moisture or impurity from environment.
When connecting at the scene and disconnecting service line, this medium also is stored in the cavity 150.Because professional drum 50 is configured in the 1st position illustrated in fig. 5, wish that the service line that is connected to terminal box inserts in the duct 56 by aperture seal packing ring 58.On this position, these leads can inject easily and only move the very inside of the drum 50 of the dielectric of moderate amount.As from can understanding Fig. 5, in the 1st position, the extension 60 of mounting flange of sealing gasket 58 with drum 50 of perforation will be blocked in leads below the duct 56 grooves 14 of coming in and going out and prevent that dielectric from flowing out through the there.In case these leads have injected duct 56, terminal box user just rotates wiring exciter 32, because the screw-threaded engagement (threadedengagement) of exciter 32 and drum part, this exciter 32 drives professional drum successively down.Prevent that with stopper 54 medium from flowing out through the core of this exciter.Exciter 32 is rotated up to this drum 50 and is driven to the 2nd position illustrated in fig. 6 downwards.In this position, these leads have been forced into the cut-out plug-in strip 64,66 that insulate and have contacted.Insulation is cut off plug-in strip 64,66 through the inner conductive core of the insulating barrier on the service line that excellent electric contact is provided with tangential this lead.
Down between moving period, to the 2nd position shown in Figure 6, the dielectric of cavity 150 the insides will flow in professional drum side periphery, so that move to the top from the bottom of this cavity 150 from the 1st position shown in Figure 5 at professional drum 50.About this point, vertical channel 54 (from most clearly finding out among Fig. 3) can provide in professional drum 50 with convenient dielectric by rotating exciter 32 when the 1st position is driven into the 2nd position, promotes it to flow around the drum part.Therefore, although force professional drum 50 down and these leads be connected to the there, but it is constant that the capacity of the dielectric in cavity 150 still keeps substantially, to avoid medium to flow out and/or to produce any hole that can allow to enter from external environment moisture or impurity.
Different with conventional terminal box, in case be mounted, in the dielectric of keeping patchboard inside, terminal box can remove and exchange a Square wire from mounting guide rail and be removed and replace as required.
As clearly illustrating among Fig. 2, for terminal box 10 is removed from mounting guide rail 24, can use for example screwdriver application of force of a kind of instrument, leave mounting guide rail so that promote back side wire clamp 30, so that make back side wire clamp 30 can break away from mounting guide rail 24, whole then terminal box unloads from mounting guide rail like this.
As clearly illustrating among Fig. 5, in case terminal box removes from mounting guide rail, the lead that exchanges a side just can remove and/or replace.In order to remove exchange one side's lead, by with a kind of tack instrument for example screwdriver inject exchange drum exciter groove 164 and apply downward power to exchange drum 20.This downward pressure forces exchange drum 20 to enter open position, makes switched line break away from the switched line insulation then and cuts off contact plug-in strip 170.In case break away from, this switched line just can remove from terminal box.In addition, if need, new switched line can inject this exchange drum and be used for installing.As a result, this terminal box can be used for identical or different installations repeatedly, so that maximum flexibility is provided.
A professional Square wire can be removed by receiving the motion of wiring exciter.This wiring exciter backward rotation will force professional drum up, make service line break away from the 1st and the 2nd insulation and cut off and to contact plug-in strip 64,66.In case break away from, this service line just can be pulled out in the middle of the terminal box shell.As required, service line just can stop in identical terminal box in this way, removes and replaces.
Therefore, people will understand that terminal box of the present invention will provide the environmental protection of significant improvement, and allow switched line with service line butted line box to be arranged a plurality of the connection and disconnection, and not have the loss of following of the loss of great dielectric and environmental protection ability.In addition, the invention provides a kind of terminal box.Its use simple, mechanical means is simple, even and connect repeatedly and disconnects after also be not easy to inefficacy.In addition, terminal box of the present invention provides a kind of bridge-type module or protector module to be used for connecting easily and safely exchange one side and a professional side, and also provides a kind of 5 pin to come in and go out jack so that used by other module as required.
With reference to Fig. 3 and 4, an exploded view of the present invention is illustrated, and it illustrates that the present invention makes easily.As described, each parts of this terminal box in shell 12 be moved to the appropriate location and be assemblied in shell liner 70 and shell 12 in.Therefore, should understand that except above-mentioned characteristics were provided, the present invention can also be with a kind of cheap effective method manufacturing, and easily with manufacturing techniques available compatibility mutually.
When above-mentioned explanation had had a kind of current preferred embodiment of the present invention, people should understand that terminal box of the present invention can be revised with various methods; But still keep within the spirit and scope of the present invention.For example, do not breaking away from the spirit and scope of the present invention, owing to consideration or other reason of special manufacturing, the ground connection on this shell, shell liner, exchange drum, the mounting guide rail connects and the customized configuration of professional drum can all be changed.In addition, when the present invention when being suitable for being illustrated with exchange one side of insulation and the terminal box used of a professional Square wire, the present invention can similarly use exposed switched line or service line.When the people that will be familiar with this technology when above preferred embodiment understand, also can change and revise it, therefore in fact above narration of the present invention be illustrative narration.
Claims (14)
1. terminal box that is used to connect a telecommunication service line and a telecommunications switched line comprises:
A shell;
A service line terminating set is configured in the shell, and described service line terminating set comprises a service line contact element;
The device that is used for the terminate switched line, described switched line terminating set comprises a switched line contact element; And
A knockdown chain connection module, be connected to shell, this link module comprises the actuating means that is used for described service line terminating set of electrical connection and described switched line terminating set, wherein said contact device can move between the 1st position and the 2nd position, the 1st position forms conductive path between service line terminating set and switched line terminating set, the 2nd position disconnects this conductive path, makes service signal and switching signal to be tested individually like this.
2. according to the terminal box of claim 1, wherein the described linked set in described the 1st position further provides a test lead duct, is used for providing the signal testing path to the conductive path that forms between service line terminating set and switched line terminating set.
3. according to the terminal box of claim 1, wherein said linked set comprises:
A dismountable module, described module wherein have a service line testing element and a switched line testing element;
A module lid, it has the 1st open position and one the 2nd off-position;
A connecting terminal that is fixed to described module lid inboard, wherein, when described lid is closed, described connecting terminal provides a conducting bridge between described service line testing element and described switched line testing element, and wherein, when described lid is opened, between service line and switched line, conducting bridge is disconnected, and measuring head can be connected to described service line testing element so that test this service signal and a measuring head can be connected to described conversation test element so that test this switching signal.
4. according to the terminal box of claim 3, wherein said linked set further comprises:
A gas discharge tube, it has one the 1st end electrically being connected in described service line testing element and the described exchange side testing element and electrically is connected to the 2nd end that is used to provide a ground connection connecting terminal that is connected over the ground; And
A device, it be used for set up between described ground connection connecting terminal and the earth that a conduction connects like this so that when described gas discharge tube on described conducting bridge during excess of storage voltage, this surplus voltage through described gas discharge tube to the earth shunt.
5. according to the terminal box of claim 1, wherein, formed described conductive path is sealed by a kind of flowable electric insulating medium in described linked set the inside.
6. one is suitable for being installed to releasedly a modular terminal box on the installation component, comprising:
Shell with the jack of coming in and going out;
A device that is used to terminate at the service line of described housings, described service line terminating set comprises the service line contact element that can come in and go out via described discrepancy jack;
Be used for releasedly terminal box being installed to the erecting device of this installation component;
Be used for according to the device that starts described erecting device terminate switched line, described switched line terminating set comprises the switched line contact element that can come in and go out via described discrepancy jack; And
Be suitable for being used to link described service line contact element and described switched line contact element like this so that between them, form the device of a conductive path with the pairing of described discrepancy jack.
7. according to the terminal box of claim 6, wherein said linked set comprises a test lead duct, is used for providing path to the conductive path that forms between service line and switched line.
8. according to the terminal box of claim 6, wherein, described linked set comprises the module with one group of contact that integrally constitutes, these contacts comprise a service line joint contact and are connected contact with a switched line, like this so that when described module is inserted described discrepancy jack, between service line and switched line, form a conductive path through described one group of whole contact that constitutes.
9. terminal box according to Claim 8, wherein said mounting guide rail electrically is connected to the earth, and described linked set further comprises:
A gas discharge tube, it has the 1st end that electrically is connected with described one group of contact that integrally forms, with one be connected with ground connection that contact is electrically connected be used to provide the 2nd end to the connection of the earth; And
A device, be used for connecting that conduction of generation is connected between contact and described and the mounting guide rail that the earth is electrically connected described ground connection, so that served as when extruding now on described one group of contact that integrally forms, this overvoltage by described gas discharge tube to the earth along separate routes like this.
10. according to the terminal box of claim 6, wherein said switched line terminating set comprises:
An exchange drum, it has a switched line conduit through the there; And
Groove in the described drum that extends across described conduit, wherein, described switched line contact element is a kind of hardware, it is configured in the described discrepancy jack, the part of this jack extends to described exchange drum the inside, and this drum has an insulation cutting blade to the fluting of the described groove extension in described conduit.
11. according to the terminal box of claim 10, wherein when this terminal box was installed on the mounting guide rail, described switched line terminating set was actuated to off-position.
12. according to the terminal box of claim 6, wherein, described erecting device comprises:
The front flange of a described service line terminating set the most approaching, this flange is fixed to described mounting guide rail with a front side of terminal box; And
A back wire clamp that is positioned at the most approaching described switched line terminating set, this wire clamp is fixed to described mounting guide rail with a rear side of terminal box, wherein when the rear side of terminal box was installed on the described mounting guide rail, described switched line terminating set was energized and enters off-position.
13. according to the terminal box of claim 12, wherein said erecting device further comprises:
A grounding connector guiding device that integrally forms with described switched line dish;
A grounding connector that is configured in the described grounding connector guiding device and integrally forms with the ground connection connecting terminal that is configured in the described discrepancy jack;
One electrically connects the earth and has a mounting guide rail that holds the groove of described grounding connector guiding device, wherein when the rear side of terminal box was installed on the described mounting guide rail, described grounding connector was directed into described mounting guide rail groove and is connected to the earth by described grounding connector guiding device.
14. terminal box according to claim 6, the described device that wherein is used for the termination service line comprises one the 1st cavity, the described device that wherein is used for the terminate switched line comprises one the 2nd cavity, and the described device that wherein is used to link comprises one the 3rd cavity, the the wherein said the 1st, the 2 and the 3rd cavity fills up with a kind of flowable electric insulating medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94195200A CN1080003C (en) | 1994-10-21 | 1994-10-21 | Modular telecommunications terminal block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94195200A CN1080003C (en) | 1994-10-21 | 1994-10-21 | Modular telecommunications terminal block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1167546A CN1167546A (en) | 1997-12-10 |
| CN1080003C true CN1080003C (en) | 2002-02-27 |
Family
ID=5039696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94195200A Expired - Fee Related CN1080003C (en) | 1994-10-21 | 1994-10-21 | Modular telecommunications terminal block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1080003C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007004865B4 (en) * | 2007-01-31 | 2010-07-01 | Tyco Electronics Amp Gmbh | Rail-based, modular device system of industrial information network technology |
| GB2447290A (en) * | 2007-03-08 | 2008-09-10 | Apollo Fire Detectors Ltd | Method of mounting an electrical terminal block |
| IN2014DN05661A (en) * | 2011-12-23 | 2015-04-03 | Schneider Electric It Corp | |
| DE202014004396U1 (en) * | 2014-05-26 | 2014-09-01 | Dehn + Söhne Gmbh + Co. Kg | Adapter for mounting single-pole or multi-pole overvoltage protection devices designed as plug-in modules and use of such an adapter |
| CN114336130B (en) * | 2020-09-29 | 2024-06-04 | 进联电子科技(上海)有限公司 | Improved structure of wiring assembly of terminal device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2129630A (en) * | 1982-11-04 | 1984-05-16 | Egerton A C Ltd | Terminal block |
| US5069637A (en) * | 1991-06-14 | 1991-12-03 | Jacobson Mfg. Co., Inc. | Insulation displacing electrical connector |
-
1994
- 1994-10-21 CN CN94195200A patent/CN1080003C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2129630A (en) * | 1982-11-04 | 1984-05-16 | Egerton A C Ltd | Terminal block |
| US5069637A (en) * | 1991-06-14 | 1991-12-03 | Jacobson Mfg. Co., Inc. | Insulation displacing electrical connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1167546A (en) | 1997-12-10 |
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Granted publication date: 20020227 Termination date: 20101021 |