CN203466306U - Anti-drop structure of panel type wiring terminal block - Google Patents
Anti-drop structure of panel type wiring terminal block Download PDFInfo
- Publication number
- CN203466306U CN203466306U CN201320584287.8U CN201320584287U CN203466306U CN 203466306 U CN203466306 U CN 203466306U CN 201320584287 U CN201320584287 U CN 201320584287U CN 203466306 U CN203466306 U CN 203466306U
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- China
- Prior art keywords
- top cover
- external cabling
- groove
- terminal block
- necking down
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Abstract
The utility model discloses an anti-drop structure of a panel type wiring terminal block. According to the anti-drop structure, a top cover for limiting is integratedly and fixedly arranged above an external wiring groove which is internally provided with a fastener which can be locked at the upper end of a conductive piece. The fastener is a necking screw which is clamped with a guidance gasket. The guidance gasket is sleeved with a spring in a compression state. When the necking screw is loosed, under the elastic effect of the compression spring and the guidance effect of the guidance gasket, the necking spring moves toward the top cover and can be stopped by the top cover. According to the structure, in the process of wire connection, a wire locking operation can be carried out from a terminal block side face without taking the top cover down, the wire matching accuracy is ensured, the wire matching efficiency is raised, since the anti-drop limiting structure is employed, a screw slippage phenomenon is avoided, short circuit and electric shock accidents are avoided, the safe level of the terminal block can reach the IP20 level, and the security is greatly raised.
Description
Technical field
The utility model relates to a kind of structure-improved of connecting terminal block, relates in particular to a kind of disconnecting prevention structure of panel type connecting terminal block.
Background technology
Terminal board is a kind of of electric connector, mainly be applicable to the wiring operation of industrial motor and electronics aspect, its essence is exactly one section of sheet metal being enclosed in ambroin, the two ends of this sheet metal can be communicated with the wire on various electronic equipments very easily, and the circuit between distinct device just can connect at any time according to actual needs or disconnect like this.Connecting terminal block is added up by several terminal boards, be applicable to need the occasion of a large amount of wire interconnects, especially in power industry, there are special various forms of terminal boards and terminal box, as single-layer type, two-layer equation, rail mounted, panel type, PCB formula, module type etc., wherein panel type terminal board due to compact appearance, take up room little, easy accessibility and wiring stable and reliable for performance and be used widely at electric field, especially in some application aspect, have special applications terminal board, as tape relay type terminal board etc.
Panel type connecting terminal block generally comprises the back panel wiring end and the external terminal that can be connected external electronic device that can connect internal electronic equipment, and its concrete structure is as shown in Figure 7 shown in the sectional structure chart of existing connecting terminal block.This connecting terminal block generally includes an insulated terminal row body 1 on the cabinet panel 7 that is fixed on equipment, on this terminal board body 1, corresponding back panel wiring end offers a plurality of back panel wiring grooves 101, corresponding external terminal place offers a plurality of external cabling grooves 102, in, external cabling groove is opposing setting on terminal board body, and every pair opposing offer in, in external cabling groove, be all equipped with a conducting strip 2, these conducting strip 2 bottoms are screwed on back panel wiring groove 101 inwalls, be after conducting strip bottom and screw means, to form the terminal board back panel wiring end that is positioned at back panel wiring groove, conducting strip 2 tops are positioned at external cabling groove 102 and which is provided with the screw screwing, and after conducting strip top and screw means, form the terminal board external terminal that is positioned at external cabling groove 102.After first the screw of back panel wiring end being unscrewed during use, the electronic equipment wire of equipment box inside is lock onto between screw and conducting strip 2 bottoms, panel type connecting terminal block 1 is fixed on equipment box, and then external terminal is communicated with needed outside line wire, the electric current from inside and outside portion power line has just been communicated with by the conducting strip 2 of connecting terminal block 1 inside like this.For preventing from easily falling in external cabling groove foreign material etc., affect wiring effect, conventionally can a top cover that can arbitrarily take off 3 be set on a row external cabling groove, and generally can indicate the sign of being convenient to wiring on this top cover 3.
In above-mentioned traditional type connecting terminal block structure, inside and outside portion terminals all adopt the mode that screws of screw and conducting strip to fix the wiring of the inside and outside both sides of terminal board, which in actual use screw can often be vibrated and the loosening origin-location that even departs from that becomes because binding post comes in transportation or installation process, sometimes screw also can be because growing the failure phenomenons such as existing stripped thread service time, thereby can not carry out fine locking wire.For addressing this problem, at present common solution is to adopt the anti-lost measure of eck, and an anti-board falling is set above screw, utilizes perforate in anti-board falling to be less than screw head and prevents screw to come off, but this kind of mode need disassemble anti-board falling when wiring, step is comparatively complicated.In addition in above-mentioned traditional wired terminal board structure, when having wiring demand, conventionally top cover 3 need to be taken off, then carry out locking wire action, after locking wire completes, cover again upper cover.There are problems in operating in physical wiring process like this, the wiring efficiency causing as locking wire complex operation step is low, and because of upper cover take off after sign on it can not prepare contraposition thereupon, thereby very easily because distribution is more, cause wiring error, the safe class of this kind of structure is not high in addition.
Utility model content
In order to overcome above-mentioned technological deficiency, the utility model provides a kind of disconnecting prevention structure of panel type connecting terminal block, this structure can prevent the bad problem of locking wire that coping screw is loosening or come off and cause, and the problem such as the physical wiring efficiency that causes such as the loaded down with trivial details easy wiring error of distribution process steps is low.
The utility model in order to solve the problems of the technologies described above adopted technical scheme is:
A kind of disconnecting prevention structure of panel type connecting terminal block, the terminal board body that comprises an insulation, on this terminal board body, offer at least one back panel wiring groove and at least one external cabling groove of being opposing setting, and in the inside and outside portion connecting groove of every pair of opposing setting, all location is equipped with a conducting strip, this conducting strip lower end is positioned in back panel wiring groove and can be communicated with internal electronic equipment wire, and this conducting strip upper end is positioned in external cabling groove and can be communicated with external electronic device wire; It also comprises that integral type is fixed in the top cover of external cabling groove top, is formed with a neutral for locking wire between this top cover side and external cabling groove side; In described external cabling groove, be provided with a securing member that can lock onto conducting strip upper end, and this securing member can be directed towards top cover motion elastic bolster guide in top cover.
Its further technical scheme is:
Described securing member is comprised of a necking down screw and a guiding pad, necking down screw can lock onto conducting strip upper end, the L-shaped structure of guiding pad, the one side of being somebody's turn to do " L " shape structure is arranged on the necking down position of necking down screw, on another side that should " L " shape structure, coaxial sleeve is provided with a spring that is compressive state, securing member can be under the elastic force effect of spring directed towards top cover motion and can backstop in top cover.
Described securing member can the directed structure towards top cover motion be under the elastic force effect of spring: the guide chute that offers vertical direction on the inwall of described external cabling groove, one side that guiding pad " L " shape structure is arranged in necking down screw necking down position is provided with guide protrusions, and this guide protrusions is matched with in described guide chute and can slides along guide chute.
Described securing member can backstop in the structure of top cover be: on top cover, corresponding necking down screw place offers handle hole, and the head of necking down screw can wear this handle hole and guiding pad backstop in this handle hole place.
Described spring be positioned the bottom of external cabling groove and be just arranged in conducting strip and the sidewall of external cabling groove between, the length that this spring is complete relaxed state is not less than the bottom of external cabling groove and the distance between top cover.
The structure that described top cover integral type is fixed in external cabling groove top is: a sidewall top of described external cabling groove is formed with affixed point, one sidewall top of described external cabling groove is formed with affixed point, and on described top cover to offering through hole in affixed some place, affixed point be arranged in this through hole and with top cover cold moudling be integral type structure.
The external cabling groove of offering on described terminal board body is opening up two rows and mirror image symmetry, the back panel wiring groove of offering on described terminal board body and the opposing setting of said external connecting groove and opening down.
Useful technique effect of the present utility model is: this disconnecting prevention structure externally top integral type of connecting groove is installed with one for spacing top cover, externally in connecting groove, be provided with a securing member that can lock onto conducting strip upper end, this securing member is the necking down screw that is arranged with guiding pad, guiding is arranged with the spring that is compressive state on pad, can be under Compress Spring elastic reaction and the guide effect of guiding pad when necking down screw is unscrewed towards top cover motion and can backstop in top cover; This structure does not need top cover just to take off and can carry out locking wire action from terminal board side when wiring, guaranteed distribution accuracy rate, improved wiring efficiency, and owing to having adopted Anti-releasing position limiting structure, the phenomenon that there will not be screw slippage, the accident of having avoided short circuit to get an electric shock, the safe class of terminal board product can reach IP20 level, and fail safe improves greatly.
Accompanying drawing explanation
Fig. 1 is the utility model one embodiment stereochemical structure partial schematic sectional view;
Fig. 2 is the utility model one embodiment decomposing state cutaway view;
Fig. 3 is the utility model one embodiment assembled state cutaway view;
Fig. 4 is the utility model one embodiment anticreep state cutaway view;
Fig. 5 is the utility model fastener constructions schematic diagram;
Fig. 6 is guide chute structural representation on the utility model terminal board body;
Fig. 7 is prior art assembled state sectional structure chart;
Wherein:
1-terminal board body; 101-back panel wiring groove;
102-external cabling groove; 103-guide chute;
The affixed point of 104-; 2-conducting strip;
3-top cover; 301-handle hole;
4-neutral; 5-securing member;
501-necking down screw; The 502-pad that leads;
503-guide protrusions; 6-spring;
7-panel.
Embodiment
In conjunction with Fig. 1 to Fig. 6, the utility model is described in further detail.
A kind of disconnecting prevention structure of panel type connecting terminal block, the terminal board body 1 that comprises an insulation, on this terminal board body, offer at least one back panel wiring groove 101 and at least one external cabling groove 102 of being opposing setting, wherein external cabling groove 102 is opening up two rows and mirror image symmetry, back panel wiring groove 101 and the opposing setting of external cabling groove 102 and opening down, downward opening two rows and mirror image symmetrical.
The interior all location of the inside and outside portion connecting groove 101,102 of every pair of opposing setting are equipped with a conducting strip 2, and this conducting strip 2 can be set to be easy to the shape being communicated with other equipment wires.In the present embodiment, conducting strip 2 is set to the hook formation with handle, these conducting strip 2 lower ends are positioned in back panel wiring groove 101 and can be communicated with internal electronic equipment wire, the lower end that is conducting strip 2 shanks in the present embodiment is fixed on by screw and nut thread on the inwall of back panel wiring groove 101, and the wire of internal electronic equipment is communicated with conducting strip 2 by being wrapped on screw; These conducting strip 2 upper ends are positioned in external cabling groove 102 and can be communicated with external electronic device wire, and in the present embodiment, conducting strip 2 crook are arranged in external cabling groove 102, and external electronic device wire is communicated with conducting strip 2 by being wrapped in crook.
The disconnecting prevention structure of this panel type connecting terminal block also comprises that integral type is fixed in the top cover 3 of external cabling groove top, a sidewall top that is external cabling groove 102 is formed with affixed point 104, after miscellaneous part in having installed external cabling groove 102, top cover 3 forms integral structure with this affixed point 104 by cold moudling.Wherein between these top cover 3 sides and external cabling groove side, be formed with a neutral 4 for locking wire, be that external cabling groove 102 is higher with the sidewall height of affixed point, make top cover 3 can not cover external cabling groove 102 completely in side, the wire of external electronic device is just intertwined by neutral 4 and conducting strip 2 upper ends.
In described external cabling groove, be provided with a securing member 5 that can lock onto conducting strip 2 upper ends, and this securing member 5 can be directed towards top cover 3 motions elastic bolster guide in top cover 3.Wherein said securing member 5 is comprised of a necking down screw 501 and a guiding pad 502, necking down screw can lock onto conducting strip 2 upper ends, the L-shaped structure of guiding pad 502, the one side of being somebody's turn to do " L " shape structure is arranged on the necking down position of necking down screw 501, on another side that should " L " shape structure, coaxial sleeve is provided with a spring 6 that is compressive state, necking down screw 501 can be under the elastic force effect of spring 6 directed towards top cover 3 motions and can backstop in top cover 3, its concrete structure is: the guide chute 103 that offers vertical direction on the inwall of described external cabling groove 102, one side that guiding pad 502 " L " shape structure is arranged in necking down screw necking down position is provided with guide protrusions 503, this guide protrusions 503 is matched with in described guide chute 103 and can slides along guide chute, in addition on top cover 3, the head place of corresponding necking down screw 501 offers handle hole 301, and the aperture of this handle hole 301 is less than the head diameter of necking down screw 501, while moving towards top cover 3 under the elastic force effect of necking down screw at spring 6, can rely on guide protrusions to lead and not produce at the volley skew, and can move to upward and be subject to the restriction of top cover 3 after certain distance and prevent the slippage of necking down screw.Wherein said spring 6 be positioned the bottom of external cabling groove 102 and be just arranged in conducting strip 2 and the sidewall of external cabling groove between, the length that is complete relaxed state due to this spring 6 is not less than the bottom of external cabling groove and the distance between top cover 3, the situation that therefore there will not be necking down screw externally to come off and lose in connecting groove.
In the manufacturing process of this terminal board, in the terminal board body of integral type fixed roof 3 not yet, first plug-in mounting fixes conducting strip 2, first from conducting strip 2 plug-in mountings are good and its lower end is fixed in back panel wiring groove in external cabling groove, then install spring 6 being arranged on the guiding pad of necking down screw cover, and by spring location and installation in back panel wiring groove, necking down screw and guiding pad compress spring 6 by chute 103 guiding movements, the fastened by screw of necking down is simultaneously in the upper end of conducting strip 2, by affixed cold moudling after top cover 3 contrapositions accurately with location lettering and on external cabling groove sidewall, be finally integral type structure.When wiring, do not need top cover 3 to take off, location lettering on corresponding top cover 3 is determined the position that needs wiring, with instrument, from the handle hole of top cover, necking down screw is unscrewed from conducting strip, then, after O type or U-shaped terminal or external electronic device wire being inserted between necking down screws and conducting strip from neutral 4, tighten necking down screw.This process fast wiring is accurate, wiring efficiency is high, and after necking down screw is unscrewed, the elastic force of necking down screw during by spring-compressed moves upward along chute, owing to there being the position-limiting action of top cover, it there will not be the phenomenon of screw slippage, the accident of having avoided short circuit to get an electric shock, the safe class of terminal board product can reach IP20 level, and fail safe improves greatly.
Claims (7)
1. the disconnecting prevention structure of a panel type connecting terminal block, the terminal board body (1) that comprises an insulation, on this terminal board body, offer at least one the back panel wiring groove (101) and at least one the external cabling groove (102) that are opposing setting, and in every pair of opposing setting, external cabling groove (101, 102) in, all location is equipped with a conducting strip (2), this conducting strip lower end is positioned in back panel wiring groove (101) and can be communicated with internal electronic equipment wire, this conducting strip upper end is positioned in external cabling groove (102) and can be communicated with external electronic device wire, it is characterized in that:
Also comprise that integral type is fixed in the top cover (3) of external cabling groove top, is formed with a neutral for locking wire (4) between this top cover (3) side and external cabling groove side; In described external cabling groove, be provided with a securing member (5) that can lock onto conducting strip (2) upper end, and this securing member (5) can be directed towards top cover (3) motion elastic bolster guide in top cover (3).
2. the disconnecting prevention structure of panel type connecting terminal block according to claim 1, it is characterized in that: described securing member (5) is comprised of a necking down screw (501) and a guiding pad (502), necking down screw can lock onto conducting strip (2) upper end, the L-shaped structure of guiding pad (502), the one side of being somebody's turn to do " L " shape structure is arranged on the necking down position of necking down screw (501), on another side that should " L " shape structure, coaxial sleeve is provided with a spring (6) that is compressive state, securing member (5) can be under the elastic force effect of spring (6) directed towards top cover (3) motion and can backstop in top cover (3).
3. the disconnecting prevention structure of panel type connecting terminal block according to claim 2, it is characterized in that: described securing member (5) can the directed structure towards top cover (3) motion be under the elastic force effect of spring (6): the guide chute (103) that offers vertical direction on the inwall of described external cabling groove (102), one side that guiding pad (502) " L " shape structure is arranged in necking down screw necking down position is provided with guide protrusions (503), and this guide protrusions (503) is matched with in described guide chute (103) and can slides along guide chute.
4. the disconnecting prevention structure of panel type connecting terminal block according to claim 2, it is characterized in that: described securing member (5) can backstop in the structure of top cover (3) be: the upper corresponding necking down screw (501) of top cover (3) locates to offer handle hole (301), the head of necking down screw (501) can wear this handle hole and guiding pad (502) backstop in this handle hole place.
5. the disconnecting prevention structure of panel type connecting terminal block according to claim 4, it is characterized in that: described spring (6) be positioned the bottom of external cabling groove (102) and be just arranged in conducting strip (2) and the sidewall of external cabling groove between, the length that this spring (6) is complete relaxed state is not less than the bottom of external cabling groove and the distance between top cover (3).
6. the disconnecting prevention structure of panel type connecting terminal block according to claim 1, it is characterized in that: the structure that described top cover (3) integral type is fixed in external cabling groove (102) top is: a sidewall top of described external cabling groove (102) is formed with affixed point (104), and described top cover (3) is upper to locating to offer through hole by affixed point (104), affixed point (104) be arranged in this through hole and with top cover (3) cold moudling be integral type structure.
7. the disconnecting prevention structure of panel type connecting terminal block according to claim 1, it is characterized in that: the external cabling groove (102) of offering on described terminal board body (1) is opening up two rows and mirror image symmetry, the back panel wiring groove (101) of offering on described terminal board body (1) and said external connecting groove (102) opposing setting and opening down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584287.8U CN203466306U (en) | 2013-09-22 | 2013-09-22 | Anti-drop structure of panel type wiring terminal block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584287.8U CN203466306U (en) | 2013-09-22 | 2013-09-22 | Anti-drop structure of panel type wiring terminal block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203466306U true CN203466306U (en) | 2014-03-05 |
Family
ID=50178647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320584287.8U Expired - Lifetime CN203466306U (en) | 2013-09-22 | 2013-09-22 | Anti-drop structure of panel type wiring terminal block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203466306U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466443A (en) * | 2013-09-22 | 2015-03-25 | 町洋机电(中国)有限公司 | Falling prevention structure of panel type wiring terminal strip |
| CN104916940A (en) * | 2014-03-12 | 2015-09-16 | 町洋机电(中国)有限公司 | Electrical connector improved structure |
| CN108155872A (en) * | 2017-12-22 | 2018-06-12 | 安徽昱和自动化科技有限公司 | A kind of high intensity photovoltaic junction box anticreep terminal |
-
2013
- 2013-09-22 CN CN201320584287.8U patent/CN203466306U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466443A (en) * | 2013-09-22 | 2015-03-25 | 町洋机电(中国)有限公司 | Falling prevention structure of panel type wiring terminal strip |
| CN104466443B (en) * | 2013-09-22 | 2017-08-25 | 町洋机电(中国)有限公司 | The disconnecting prevention structure of panel type connecting terminal block |
| CN104916940A (en) * | 2014-03-12 | 2015-09-16 | 町洋机电(中国)有限公司 | Electrical connector improved structure |
| CN108155872A (en) * | 2017-12-22 | 2018-06-12 | 安徽昱和自动化科技有限公司 | A kind of high intensity photovoltaic junction box anticreep terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140305 |
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| CX01 | Expiry of patent term |