CN109473926A - The pin configuration of bus duct tapping unit - Google Patents

The pin configuration of bus duct tapping unit Download PDF

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Publication number
CN109473926A
CN109473926A CN201811565902.4A CN201811565902A CN109473926A CN 109473926 A CN109473926 A CN 109473926A CN 201811565902 A CN201811565902 A CN 201811565902A CN 109473926 A CN109473926 A CN 109473926A
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CN
China
Prior art keywords
pin
pair
bus duct
shape
articulated shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811565902.4A
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Chinese (zh)
Other versions
CN109473926B (en
Inventor
蒋文功
蔡兴民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wetown Electric Group Co Ltd
Original Assignee
Wetown Electric Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wetown Electric Group Co Ltd filed Critical Wetown Electric Group Co Ltd
Priority to CN201811565902.4A priority Critical patent/CN109473926B/en
Publication of CN109473926A publication Critical patent/CN109473926A/en
Application granted granted Critical
Publication of CN109473926B publication Critical patent/CN109473926B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G5/00Installations of bus-bars
    • H02G5/06Totally-enclosed installations, e.g. in metal casings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02Contact members
    • H01R13/15Pins, blades or sockets having separate spring member for producing or increasing contact pressure
    • H01R13/18Pins, blades or sockets having separate spring member for producing or increasing contact pressure with the spring member surrounding the socket
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02Contact members
    • H01R13/193Means for increasing contact pressure at the end of engagement of coupling part, e.g. zero insertion force or no friction

Abstract

The pin configuration of bus duct tapping unit of the invention, a pair of pin arranged in a crossed manner in X-shaped is hingedly installed by articulated shaft on insertion bracket, the arc-shaped spring piece between a pair of of pin lower section is to recess in the initial state, so that it is in contraction state that distance is smaller between a pair of of pin, bracket is facilitated insertion into be inserted into inside instant-plugging cabinet-level bus groove case, and open slot is moved to plugging position along longitudinal direction, the long bolt of jacking apparatus rises along nut rotation to be withstood in the middle part of arc-shaped spring piece, arc-shaped spring piece both ends support a pair of of pin lower section to open to two sides, a pair of of pin upper section, which is also accordingly flared to two sides, simultaneously contacts with each other conducting with a pair of of phase conductor of corresponding position on the inner wall of shell two sides, grafting resistance is small, mating position is accurate, contact conducting is reliable, current tap effect is good, grafting contact site is not easy Abrasion, it is easy to operate;A pair of of pin also must be in contraction state when exiting, and form opposite interlock, and safety coefficient is high.

Description

The pin configuration of bus duct tapping unit
Technical field
The present invention relates to a kind of pin configurations of bus duct tapping unit.
Background technique
Busway product needs to be power supply for electrical equipment by tapping unit, and conventional busbars slot product tapping unit is generally logical It crosses vertical pin configuration to be connected with the cooperation grafting of busway product phase conductor, mating resistance is big, cannot be plugged into completely Position, contact conducting are unreliable;Especially instant-plugging cabinet-level busway product is generally opened in bus groove case bottom setting longitudinal direction Mouth slot, after plug-in unit stretches in bus groove case from busway product end, open slot is moved to plug-in position along longitudinal direction Afterwards, it then being rotated by 90 ° so that pin is mating with phase conductor, angle is not easy to control in rotary insertion termination process, and it is inconvenient for operation, Current tap effect is bad, and grafting contact site is easy to wear.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of mating position is accurate, grafting resistance is small, and contact is led It is logical reliable, the pin configuration of easy to operate bus duct tapping unit.
The pin configuration of bus duct tapping unit of the invention has the instant-plugging cabinet-level of longitudinal opening slot including bottom Bus groove case is fixedly installed with multiphase phase conductor on the inner sidewall of shell two sides, it is characterised in that: setting in the middle part of housing cavity Have by include it is that insulating materials is constituted, can along longitudinal direction open slot linear movement insertion bracket, insertion pedestal lower end extend out to shell Outside body;Mid-stent is inserted at least provided with an articulated shaft, a pair of of pin, a pair of of pin are hingedly installed on articulated shaft Piece crosses one another setting in X-shaped, and crossover sites, which are sleeved on articulated shaft and can rotate simultaneously around articulated shaft, opens or contraction;One Pin upper section is extended to two sides, and contacts with each other lead with a pair of of phase conductor of corresponding position on the inner wall of shell two sides respectively It is logical, plate-like support spring is connected between a pair of of pin lower section, support spring both ends are against respectively on a pair of of pin lower section, Lower section is provided with jacking apparatus in the middle part of support spring;Jacking apparatus includes a root long screw rod, and middle part is coupled on long bolt There is hex nut, hex nut is installed in the limiting slot of insertion internal stent and can vertically move along limiting slot, long bolt Upper end is withstood in the middle part of support spring bottom surface, and the bolt head of long bolt lower end extend out to insertion bracket outer;
The pair of pin upper end is respectively provided with one section of arc section, a pair of of pin by arc section respectively with shell two then on The phase conductor of corresponding position contacts with each other conducting;
The support spring includes at least a pair of of arc-shaped spring piece;
Slope shape supporting block is provided between the long bolt top and support spring, supporting block top is can be with arc spring The adaptable arc groove face of piece, supporting block bottom surface middle part, which is provided with, can cooperate the screw thread for being fixedly connected on long bolt top to connect Connect hole;
The insertion internal stent is provided with partition in bilayer, has what can be passed through for long bolt to lead in bilayer in the middle part of partition Hole, partition middle section is separated by limit ribs in bilayer is configured to be installed on the limit for being inserted into internal stent for hex nut Slot;
The slot longitudinally extended is provided in the middle part of the housing tip inner surface, insertion cantilever tip cooperation limit is in slot two sides Outside can simultaneously be vertically moved along slot, and the earthing bar that section is T shape is fitted with inside slot;Insertion top of support intersegmental part is fixed Embedded with shape of reverse omega grounding pin, shape of reverse omega grounding pin be open position can cooperate with T shape earthing bar it is mating and can It is vertically moved along T shape earthing bar;
Being provided on the outside of the shape of reverse omega grounding pin can support shape of reverse omega grounding pin held tight on T shape earthing bar U-shaped spring leaf;
The insertion top of support intersegmental part is provided with upper spacer, is provided with U-shaped mounting groove, shape of reverse omega grounding pin in the middle part of upper spacer Fixation is inlaid in U-shaped mounting groove;
Four phase phase conductors are fixedly installed on the enclosure interior two sidewalls, four phase phase conductors are opposite two-by-two, are inserted into bracket On be provided with two articulated shafts up and down, be respectively articulated on each articulated shaft and a pair of of pin be installed, one on each articulated shaft Cross one another setting to pin all X-shapeds, crossover sites be sleeved on articulated shaft and can rotate simultaneously around articulated shaft open or It shrinks;A pair of of pin upper section on each articulated shaft is contacted with each other with a pair of of phase conductor on enclosure interior two sidewalls respectively Conducting.
The pin configuration of bus duct tapping unit of the invention is inserted on bracket and hingedly installs a pair in X by articulated shaft Shape pin arranged in a crossed manner, the arc-shaped spring piece between a pair of of pin lower section is to recess in the initial state, so that a pair of It is in contraction state that distance is smaller between pin, facilitates insertion into bracket and is inserted into inside instant-plugging cabinet-level bus groove case, and Open slot is moved to plugging position along longitudinal direction, and the long bolt of jacking apparatus rises along nut rotation to be withstood in the middle part of arc-shaped spring piece, Arc-shaped spring piece both ends support a pair of of pin lower section to open to two sides, while a pair of of pin upper section is also accordingly opened to two sides Conducting is contacted with each other to a pair of of phase conductor with corresponding position on the inner wall of shell two sides, grafting resistance is small, mating position Accurately, contact conducting is reliable, and current tap effect is good, and grafting contact site is not easy to wear, easy to operate;A pair of of pin is being moved back It also must be in contraction state when out, form opposite interlock, safety coefficient is high.
Detailed description of the invention
Fig. 1 is that the pin configuration of bus duct tapping unit of the embodiment of the present invention and one group of phase conductor above case inside are matched The floor map of splice grafting touching conducting;
Fig. 2 is that one group of phase conductor matches splice grafting below the pin configuration and case inside of bus duct tapping unit of the embodiment of the present invention Touch the floor map of conducting;
Fig. 3 is the pin configuration earthing bar and U-shaped grounding pin floor map of bus duct tapping unit of the embodiment of the present invention.
Specific embodiment
As shown, a kind of pin configuration of bus duct tapping unit, has the instant-plugging of longitudinal opening slot including bottom Cabinet-level bus groove case 1 is fixedly installed with multiphase phase conductor 2, setting in the middle part of 1 inner cavity of shell on 1 two sides inner sidewall of shell Have by include it is that insulating materials is constituted, can along longitudinal direction open slot linear movement insertion bracket 8, insertion 8 lower end of bracket extend out to Hull outside;The middle part of bracket 8 is inserted at least provided with an articulated shaft, a pair of of pin 3 is hingedly installed on articulated shaft, it is a pair of Pin 3 crosses one another setting in X-shaped, and crossover sites, which are sleeved on articulated shaft and can rotate simultaneously around articulated shaft, opens or receipts Contracting;A pair of of 3 upper section of pin extends to two sides, and mutual with a pair of of phase conductor of corresponding position on the inner wall of shell two sides respectively Contact is connected, and is connected with plate-like support spring 4 between a pair of of 3 lower section of pin, 4 both ends of support spring are against a pair of of pin respectively On 3 lower section of piece, 4 middle part lower section of support spring is provided with jacking apparatus;Jacking apparatus includes a root long screw rod 7, on long bolt 7 Middle part is fitted with hex nut 6, and hex nut 6 is installed in the limiting slot inside insertion bracket 8 and can be along limiting slot Longitudinal movement, 7 upper end of long bolt are withstood in the middle part of 4 bottom surface of support spring, and the bolt head of 7 lower end of long bolt extend out to insertion bracket 8 It is external;The arc-shaped spring piece between a pair of of pin lower section is to recess in the initial state, so that distance between a pair of of pin Smaller is in contraction state, facilitates insertion into bracket and is inserted into inside instant-plugging cabinet-level bus groove case, and open slot moves along longitudinal direction It moves to plugging position, the long bolt of jacking apparatus rises along nut rotation to be withstood in the middle part of support spring, and support spring both ends are to two Side expansion, supports a pair of of pin lower section to open to two sides, while a pair of of pin upper section is also accordingly flared to two sides and shell A pair of of phase conductor of corresponding position contacts with each other conducting on the inner wall of body two sides, and grafting resistance is small, and mating position is accurate.
A pair of of pin upper end is respectively provided with one section of arc section, a pair of of pin by arc section respectively with shell two then on The phase conductor of corresponding position contacts with each other conducting, and current tap effect is good, and grafting contact site is not easy to wear.
Support spring 4 includes at least a pair of of arc-shaped spring piece, and arc-shaped spring piece has reliable deformation quantity, being capable of elastic exhibition It opens reliably to strut a pair of of pin lower section or elastic recovery and draw close a pair of of pin contraction.
Slope shape supporting block 5 is provided between 7 top of long bolt and support spring, 5 top of supporting block is can be with arc The adaptable arc groove face of spring leaf, supporting block bottom surface middle part, which is provided with, can cooperate the spiral shell for being fixedly connected on long bolt top Line connecting hole, is supported in the middle part of arc-shaped spring piece bottom surface by arc groove face, and support construction is reliable and stable.
Insertion bracket 8 is internally provided with partition in bilayer, has what can be passed through for long bolt 7 to lead in bilayer in the middle part of partition Hole, partition middle section is separated by limit ribs in bilayer is configured to be installed on the limit for being inserted into internal stent for hex nut 6 Slot, hex nut limiting card is inside limiting slot, and hex nut remains stationary when long bolt rotates, so that long bolt is along hexagonal Nut rises or falls, and resistance is small, easy to operate.
The slot longitudinally extended is provided in the middle part of 1 top inner surface of shell, the cooperation limit of insertion 8 top of bracket is in slot two It can vertically move outside side and along slot, the earthing bar 10 that section is T shape is fitted with inside slot and constitutes PE phase conductor;It inserts It is fixed embedded with shape of reverse omega grounding pin 11 to enter the top of bracket 8 intersegmental part, the opening of shape of reverse omega grounding pin 11 position can connect with T shape 10 cooperation of ground row is mating and can vertically move along T shape earthing bar, and ground connection performance is good.
The Ω that falls that can support U-shaped grounding pin held tight on T shape earthing bar is provided on the outside of U-shaped grounding pin 11 Shape spring leaf 12, grounding connection is reliable and stable.
Insertion bracket 8 pushes up intersegmental part and is provided with upper spacer, and U-shaped mounting groove is provided in the middle part of upper spacer, and shape of reverse omega ground connection is inserted Foot fixation is inlaid in U-shaped mounting groove, installs easy to operate, limited support intensity height.
Specifically, four phase phase conductors 2 are fixedly installed on 1 inside two sidewalls of shell, four phase phase conductors are opposite two-by-two It is divided into two groups up and down, is inserted on bracket 8 and is provided with two articulated shafts up and down, be respectively articulated on each articulated shaft and a pair of insert is installed Foot piece, a pair of of pin X-shaped on each articulated shaft cross one another setting, and crossover sites are sleeved on articulated shaft and can be same When around articulated shaft rotate opening or shrink;A pair of of pin upper section on each articulated shaft is respectively and on enclosure interior two sidewalls A pair of of phase conductor contacts with each other conducting, wherein a pair of of pin lower section for contacting conducting with one group of top phase conductor is connected with Long bolt contacts with one group of lower section phase conductor and is connected with short screw below a pair of of pin of conducting, to adapt to two groups up and down The different height of phase conductor is poor, does not interfere with each other, and mating position is accurate, and contact conducting is reliable, and current tap effect is good, behaviour Facilitate.
The pin configuration of bus duct tapping unit of the invention is inserted on bracket and hingedly installs a pair in X by articulated shaft Shape pin arranged in a crossed manner, the arc-shaped spring piece between a pair of of pin lower section is to recess in the initial state, so that a pair of It is in contraction state that distance is smaller between pin, facilitates insertion into bracket and is inserted into inside instant-plugging cabinet-level bus groove case, and Open slot is moved to plugging position along longitudinal direction, and the long bolt of jacking apparatus rises along nut rotation to be withstood in the middle part of arc-shaped spring piece, Arc-shaped spring piece both ends support a pair of of pin lower section to open to two sides, while a pair of of pin upper section is also accordingly opened to two sides Conducting is contacted with each other to a pair of of phase conductor with corresponding position on the inner wall of shell two sides, grafting resistance is small, mating position Accurately, contact conducting is reliable, and current tap effect is good, and grafting contact site is not easy to wear, easy to operate;A pair of of pin is being moved back It also must be in contraction state when out, form opposite interlock, safety coefficient is high.

Claims (9)

1. a kind of pin configuration of bus duct tapping unit has the instant-plugging cabinet-level bus duct of longitudinal opening slot including bottom Shell is fixedly installed with multiphase phase conductor on the inner sidewall of shell two sides, it is characterised in that: is provided in the middle part of housing cavity by including Insulating materials constitute, can along longitudinal direction open slot linear movement insertion bracket, insertion pedestal lower end extend out to hull outside; Mid-stent is inserted at least provided with an articulated shaft, a pair of of pin is hingedly installed on articulated shaft, a pair of of pin is in X-shaped Cross one another setting, and crossover sites are sleeved on articulated shaft and can rotate opening around articulated shaft simultaneously or shrink;A pair of of pin Piece upper section extends to two sides, and contacts with each other conducting with a pair of of phase conductor of corresponding position on the inner wall of shell two sides respectively, and one To plate-like support spring is connected between pin lower section, support spring both ends are against respectively on a pair of of pin lower section, support Lower section is provided with jacking apparatus in the middle part of spring;Jacking apparatus includes a root long screw rod, and middle part is fitted with six on long bolt Angle nut, hex nut are installed in the limiting slot of insertion internal stent and can vertically move along limiting slot, long bolt upper end It withstands in the middle part of support spring bottom surface, the bolt head of long bolt lower end extend out to insertion bracket outer.
2. the pin configuration of bus duct tapping unit according to claim 1, it is characterised in that: the pair of pin upper end It is respectively provided with one section of arc section, then above the phase conductor of corresponding position is mutual with shell two respectively by arc section for a pair of of pin Contact conducting.
3. the pin configuration of bus duct tapping unit according to claim 1, it is characterised in that: the support spring includes At least a pair of of arc-shaped spring piece.
4. the pin configuration of bus duct tapping unit according to claim 3, it is characterised in that: the long bolt top and branch Slope shape supporting block is provided between support spring, supporting block top is the arc groove face that can be adapted with arc-shaped spring piece, The threaded connection hole for being fixedly connected on long bolt top can be cooperated by being provided in the middle part of supporting block bottom surface.
5. the pin configuration of bus duct tapping unit according to claim 1, it is characterised in that: the insertion internal stent is set It is equipped with partition in bilayer, having in the middle part of partition in bilayer can be for the through-hole that long bolt passes through, and partition middle section passes through limit in bilayer Position rib separates the limiting slot for being configured to be installed on insertion internal stent for hex nut.
6. the pin configuration of bus duct tapping unit according to claim 1, it is characterised in that: the housing tip inner surface Middle part is provided with the slot longitudinally extended, and insertion cantilever tip cooperation limit is outside slot two sides and can longitudinally move along slot It is dynamic, the earthing bar that section is T shape is fitted with inside slot;Top of support intersegmental part is inserted into fix embedded with shape of reverse omega grounding pin, Shape of reverse omega grounding pin opening position can cooperate mating with T shape earthing bar and can vertically move along T shape earthing bar.
7. the pin configuration of bus duct tapping unit according to claim 6, it is characterised in that: the shape of reverse omega grounding pin Outside is provided with the shape of reverse omega spring leaf that can support shape of reverse omega grounding pin held tight on T shape earthing bar.
8. the pin configuration of bus duct tapping unit according to claim 6, it is characterised in that: in the insertion top of support section Portion is provided with upper spacer, and U-shaped mounting groove is provided in the middle part of upper spacer, and the fixation of shape of reverse omega grounding pin is inlaid in U-shaped mounting groove.
9. the pin configuration of bus duct tapping unit according to claim 1, it is characterised in that: the enclosure interior two sidewalls On be fixedly installed with four phase phase conductors, four phase phase conductors are opposite two-by-two, be inserted into bracket on be provided with up and down two articulated shafts, It is respectively articulated on each articulated shaft and a pair of of pin is installed, a pair of of pin X-shaped on each articulated shaft, which crosses one another, to be set It sets, crossover sites are sleeved on articulated shaft and can rotate opening around articulated shaft simultaneously or shrink;A pair on each articulated shaft Pin upper section contacts with each other conducting with a pair of of phase conductor on enclosure interior two sidewalls respectively.
CN201811565902.4A 2018-12-20 2018-12-20 Pin structure of bus duct tapping unit Active CN109473926B (en)

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Application Number Priority Date Filing Date Title
CN201811565902.4A CN109473926B (en) 2018-12-20 2018-12-20 Pin structure of bus duct tapping unit

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Application Number Priority Date Filing Date Title
CN201811565902.4A CN109473926B (en) 2018-12-20 2018-12-20 Pin structure of bus duct tapping unit

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CN109473926A true CN109473926A (en) 2019-03-15
CN109473926B CN109473926B (en) 2024-02-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111146750A (en) * 2020-01-06 2020-05-12 重庆拓达建设(集团)有限公司 Quick-mounting junction box and mounting process thereof
CN115133483A (en) * 2022-08-09 2022-09-30 鼎圣集团有限公司 Bus duct with wire gathers together separated time effect

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1427221A (en) * 1973-05-23 1976-03-10 Erco Leuchten Electrical current distribution assemblies
JPH11262142A (en) * 1998-03-10 1999-09-24 Kyodo Ky Tec Corp Plug-in contactor
US20040040732A1 (en) * 2002-09-03 2004-03-04 Eriko Yuasa Electrical conductor assembly
CN106992482A (en) * 2017-03-08 2017-07-28 突破电气(天津)有限公司 Bus duct, bus-bar system and connection method
CN108173208A (en) * 2016-12-07 2018-06-15 镇江凯勒电力科技有限公司 A kind of bus duct
CN108808301A (en) * 2018-07-26 2018-11-13 江苏华彤电气股份有限公司 A kind of bus duct base pin with anti-heating function
CN209282777U (en) * 2018-12-20 2019-08-20 威腾电气集团股份有限公司 The pin configuration of bus duct tapping unit

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1427221A (en) * 1973-05-23 1976-03-10 Erco Leuchten Electrical current distribution assemblies
JPH11262142A (en) * 1998-03-10 1999-09-24 Kyodo Ky Tec Corp Plug-in contactor
US20040040732A1 (en) * 2002-09-03 2004-03-04 Eriko Yuasa Electrical conductor assembly
CN108173208A (en) * 2016-12-07 2018-06-15 镇江凯勒电力科技有限公司 A kind of bus duct
CN106992482A (en) * 2017-03-08 2017-07-28 突破电气(天津)有限公司 Bus duct, bus-bar system and connection method
CN108808301A (en) * 2018-07-26 2018-11-13 江苏华彤电气股份有限公司 A kind of bus duct base pin with anti-heating function
CN209282777U (en) * 2018-12-20 2019-08-20 威腾电气集团股份有限公司 The pin configuration of bus duct tapping unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111146750A (en) * 2020-01-06 2020-05-12 重庆拓达建设(集团)有限公司 Quick-mounting junction box and mounting process thereof
CN115133483A (en) * 2022-08-09 2022-09-30 鼎圣集团有限公司 Bus duct with wire gathers together separated time effect
CN115133483B (en) * 2022-08-09 2023-07-04 鼎圣集团有限公司 Bus duct with wire gathering and branching function

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