CN207381287U - A kind of link block of control and protective switch - Google Patents
A kind of link block of control and protective switch Download PDFInfo
- Publication number
- CN207381287U CN207381287U CN201721457399.1U CN201721457399U CN207381287U CN 207381287 U CN207381287 U CN 207381287U CN 201721457399 U CN201721457399 U CN 201721457399U CN 207381287 U CN207381287 U CN 207381287U
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- Prior art keywords
- current transformer
- control
- protective switch
- lower connecting
- connecting plate
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Abstract
A kind of link block of control and protective switch; including housing, the rigid connection row being arranged on housing and the current transformer being threaded through on connection row; one end of the connection row is electrically connected with the breaker module of control and protective switch, the other end is electrically connected with the contact modules of control and protective switch, feature：The housing is equipped with the first positioner positioned to current transformer and the second positioner for the position that is ranked to connection, to keep being arranged at intervals between current transformer and connection row by first, second positioner.Advantage：Current transformer is avoided to be contacted directly with the row of connection, reduces heat transfer of the connection row to current transformer, influences of the connection row Wen Sheng to current transformer is reduced, so that it is guaranteed that current transformer better efficient work in service life.
Description
Technical field
The utility model belongs to low voltage electrical apparatus technology field, and in particular to a kind of link block of control and protective switch.
Background technology
Control and protective switch (CPS) of the prior art is generally divided into integral type CPS and combined type CPS, usually quilt
It is fixed on the U-shaped installation guide rail in distribution box or in drawout cubicle, and multiple CPS are in be arranged side by side.This kind of electrical equipment exists
In industrial systems engineering motor is generally with break-make heavy current, institute's bringing onto load for controlling.
Wherein integral type CPS is based on low current, and combined type CPS is based on high current.For combined type CPS, generally
By breaker and contactor simultaneously on same pedestal, centre is electrically connected again by link block, in order to monitor electricity
Road situation is further equipped with current transformer in link block.Since under conditions of high current, Wen Sheng is arranged in the connection in link block
Higher, heat dissipation is again slow, therefore can have a negative impact to the characteristic of current transformer, and therefore, it is necessary to the assemblings to current transformer
It is improved, current transformer is avoided to be contacted directly with the row of connection, to reduce influences of the row of the connection Wen Sheng to current transformer.
The content of the invention
The task of the utility model is to provide for a kind of link block of control and protective switch, can reduce connection row couple
The heat transfer of current transformer, it is ensured that current transformer better efficient work in service life.
What the task of the utility model was performed by, a kind of link block of control and protective switch, including housing,
The rigid connection row being arranged on housing and the current transformer being threaded through on connection row, one end of the connection row and control
It is electrically connected with the breaker module of protection switch, the other end is electrically connected with the contact modules of control and protective switch, described
Housing is equipped with the first positioner positioned to current transformer and the second positioner for the position that is ranked to connection,
To keep being arranged at intervals between current transformer and connection row by first, second positioner.
In a specific embodiment of the utility model, connection row includes upper junction plate and upper junction plate
The connecting pole for being connected and through the axially extending bore of current transformer, the lower connecting plate being connected with the other end of connecting pole, it is described
The length of connecting pole is more than the length of the axially extending bore；The housing includes pedestal and lid, is opened up on the pedestal
Have an accommodating chamber, first positioner include cavity wall for carrying out the accommodating chamber of radial direction /V to current transformer and
From covering the limited wall for being used to carry out current transformer axial limiting formed with the bottom wall with accommodating chamber.
In another specific embodiment of the utility model, vertical direction of the connecting pole along the bottom wall of pedestal
Extension, the upper junction plate include the upper junction plate main body extended along the parallel direction of bottom wall and the end by upper junction plate main body
The upper junction plate terminals that portion's bending is formed, upper junction plate terminals are leant out for being electrically connected with contact modules outside housing, institute
The lower connecting plate stated includes the lower connecting plate main body extended along the parallel direction of bottom wall and the end bending by lower connecting plate main body
The lower connecting plate terminals of composition, lower connecting plate terminals, which are leant out, to be used to be electrically connected with breaker module outside housing.
In another specific embodiment of the utility model, second positioner opens up on pedestal
The limiting slot being connected with the accommodating chamber with bottom wall, the lower connecting plate main body are installed in limiting slot, the /V
Slot is engaged with the lid.
In another specific embodiment of the utility model, second positioner is included for lower connection
Plate body in the plane parallel to bottom wall the groove sidewall of the mobile limiting slot for carrying out /V, for hanging down to lower connecting plate main body
Directly in the groove bottom wall and lid of the mobile limiting slot for carrying out /V in the plane of bottom wall.
In the utility model there are one in specific embodiment, second positioner includes being used for upper company
The mutually fixed fastener in top of fishplate bar terminals and pedestal.
The utility model so that in a specific embodiment, second positioner is included lower connecting plate
The mutually fixed fastener in bottom of terminals and pedestal.
In the utility model more and in a specific embodiment, the connection row and current transformer are respectively simultaneously
Three of row setting.
In the utility model again and then in a specific embodiment, the accommodating chamber and limiting slot are also respectively simultaneously
Arrange three put, and each lower connecting plate main body is isolated first is provided with separately between the limiting slot
Plate and the hub slot for accommodating power supply harness and current transformer harness.
The utility model again more and in a specific embodiment, be provided on the lid for each upper company
The second phase partition that fishplate bar main body is isolated.
The utility model employs said structure, has an advantageous effect in that：The housing is equipped with for electric current
First positioner of mutual inductor positioning and the second positioner for the position that is ranked to connection so that current transformer is with being connected
It keeps being arranged at intervals between row, current transformer is avoided to be contacted directly with the row of connection, reduce connection row to current transformer
Heat transfer reduces influences of the connection row Wen Sheng to current transformer, so that it is guaranteed that current transformer is more preferable in service life
Efficient work.
Description of the drawings
Fig. 1 is the structure diagram of one embodiment of the utility model.
Fig. 2 is the perspective exploded view of Fig. 1 embodiments.
Fig. 3 is connection row described in the utility model and the perspective exploded view of current transformer.
Fig. 4 is the structure diagram of pedestal described in the utility model.
Fig. 5 is the structure diagram of lid described in the utility model.
In figure：1. pedestal, 11. limiting slots, 111. groove sidewalls, 112. groove bottom walls, 113. downsides, 12. accommodating chambers, 120. chambers
Wall, 121. roofs, 122. side walls, 123. side walls, 124. bottom walls, 13. fasteners, 131. nut cavities, 132. wiring nuts, 14.
Buckle, 15. hub slots, 16. supporting items, 17. first phase partitions；2. lid, 21. card bases, 22. openings, 23. protrusions, 24. second
Phase partition；3. connect row, 31. upper junction plates, 311. upper junction plate terminals, 3111. wiring holes, 312. connect plate bodies,
3121. welding holes, 32. connecting poles, 321. cylindrical boss, 33. lower connecting plates, 331. lower connecting plate terminals, 3311. wiring
Hole, 332. connection plate bodies, 3321. welding holes；4. current transformer, 41. axially extending bores, 42. current transformer harness；5. electricity
Source harness, 51. conductive plates, 52. signal receiving ends.
Specific embodiment
In order to which the public is enable to be fully understood by the technical essence of the utility model and advantageous effect, applicant will combine below
Specific embodiment of the present utility model is described in detail in attached drawing, but applicant is not to technical solution to the description of embodiment
Limitation, it is any that the protection model that should be all considered as the utility model is changed in the form rather than substance according to the utility model design
It encloses.
The concept of every directionality for being related to upper, lower, left, right, front and rear or directionality is all in the following description
On the basis of position shown in FIG. 1, thus the special limit to technical solution provided by the utility model cannot be understood as
It is fixed.
A kind of control and protective switch, including bottom plate, the breaker module being fixed on bottom plate and contact modules with
And it is arranged on the link block described in the utility model between breaker module and contact modules.
As shown in Figure 1 and Figure 2, link block includes housing, the connection being arranged on housing row 3 and is threaded through on connection row 3
Current transformer 4, connection row 3 one end be electrically connected with breaker module, the other end is electrically connected with contact modules.
Innovation point as the utility model：The housing is equipped with current transformer 4 is positioned the
One positioner and the second positioner for being positioned to connection row 3, cause Current Mutual Inductance by first, second positioner
It keeps being arranged at intervals between device 4 and connection row 3.
Such as Fig. 3, the connection row 3 includes upper junction plate 31, is connected and through current transformer 4 with upper junction plate 31
The connecting pole 32 of axially extending bore 41, the lower connecting plate 33 being connected with the other end of connecting pole 32.The length of connecting pole 32 is more than axis
To the length of through hole 41.
Such as Fig. 2, Fig. 4 and Fig. 5, the housing includes pedestal 1 and lid 2, and pedestal 1 and lid 2 pass through the buckle 14 on pedestal 1
It is fixed togather with the card base 21 on lid 2, accommodating chamber 12 is offered on pedestal 1, the first positioner is included for mutual to electric current
The use that sensor 4 carries out the cavity wall 120 of the accommodating chamber 12 of radial direction /V and formed with lid 2 and the bottom wall of accommodating chamber 12 124
In the limited wall that axial limiting is carried out to current transformer 4.The two side 122,123 for having position shown in Fig. 4 is formed in cavity wall 120
With roof 121, the bottom of two side 122,123 passes through both sides in the matched arc-shaped of circumferential side wall with current transformer
Wall 122,123 and roof 121 carry out radial direction /V to current transformer 4.Limited wall is matched somebody with somebody by lid 2 and the bottom wall of accommodating chamber 12 124
It closes and forms, for carrying out axial limiting to current transformer 4.
The connecting pole 32 extends along the vertical direction of bottom wall 124, and the upper junction plate 31 is included along bottom wall 124
The upper junction plate main body 312 of parallel direction extension and the upper junction plate wiring being made of the end bending of upper junction plate main body 312
End 311 so that upper junction plate 31 is L-shaped, and upper junction plate 31 is located at outside housing and upper junction plate terminals 311 are located at connection mould
At the top of block；The lower connecting plate 33 includes the lower connecting plate main body 332 extended along the parallel direction of bottom wall 124 and by lower connection
The lower connecting plate terminals 331 that the end bending of plate body 332 is formed so that lower connecting plate 33 is L-shaped, lower connecting plate wiring
End 331 is leant out outside housing.
The limiting slot 11 communicated with accommodating chamber 12 is additionally provided on the pedestal 1, the lower connecting plate main body 332 is installed with
In limiting slot 11, lower connecting plate terminals 331 lean out limiting slot 11 and the line bank of breaker module fastens.
Second positioner is the limiting slot 11 being connected with accommodating chamber 12 that is opened up on pedestal 1, lower connecting plate main body
332 are installed in limiting slot 11, and limiting slot 11 is engaged with lid 2, for lower connecting plate main body 332 parallel to bottom wall 124
Movement in plane and in the mobile carry out /V in 124 plane of bottom wall.The groove sidewall 111 of limiting slot 11 for pair
Lower connecting plate main body 332 is parallel to the mobile carry out /V in 124 plane of bottom wall, groove bottom wall 112 and 2 phase of lid of limiting slot 11
Cooperation for lower connecting plate main body 332 in the mobile carry out /V in 124 plane of bottom wall.The groove bottom wall of limiting slot 11
112 can be the opening on pedestal 1, be perforation, and the downside 113 of the limiting slot 11 of position as shown in Figure 4 supplies lower connecting plate
Terminals 331 lean out pedestal 1 so that lower connecting plate main body 332 is other exposed outside shell in addition to edge is limited, and is conducive to
Heat dissipation.
The upper junction plate main body 312 is equipped with welding hole 3121, and upper junction plate terminals 311 are equipped with wiring hole
3111, the both ends of the connecting pole 32 are equipped with cylindrical boss 321, and the lower connecting plate main body 332 is equipped with welding hole
3321, lower connecting plate terminals 331 are equipped with wiring hole 3311, and the cylindrical boss 321 at 32 both ends of connecting pole is respectively protruding into
It positions and is welded after the welding hole 3321 on welding hole 3121 and lower connecting plate main body 332 in connection plate body 312.
The embodiment 2 of second positioner：
Second positioner is included the mutually fixed fastener 13 in top of upper junction plate terminals 311 and pedestal 1.Pedestal
1 top offers to accommodate the nut cavity 131 of wiring nut 132, and nut cavity 131 is located at the top of accommodating chamber 12.Upper company
Fishplate bar terminals 311 are fixed on the top of pedestal 1 by the fastening structure of screw-nut, and connection row 3 is rigid structure, therefore is limited
Entire 3 position on housing of connection row is determined.
Second positioner is not limited to said structure, again may be by fastener by lower connecting plate terminals 331 and bottom
The bottom of seat 1 is mutually fixed, and realizes 3 position restriction on housing of entire connection row.It can also be set on lid 2 and upper junction plate
The compatible limiting slot matched somebody with somebody of main body 312, by defining the /V of upper junction plate main body 312 entire connection row 3 on housing
Position.
The connection row 3 and current transformer 4 are respectively three be set up in parallel；The accommodating chamber 12 and limiting slot
11 be also respectively be arranged side by side three, be provided between the limiting slot 11 for each lower connecting plate main body 332 into
First phase partition 17 of row isolation is provided with each upper junction plate main body 312 is isolated the on the lid 2
Two phase partitions 24.
It is additionally provided with to accommodate the hub slot of power supply harness 5 and current transformer harness 42 between the limiting slot 11
15.The conductive plate 51 of power supply harness 5 is contained on the supporting item 16 set between limiting slot 11, and passes through the opening 22 on lid 2
It leaning out outside shell, power supply harness 5 arranges cabling along hub slot 15, and to power supply with the protrusion 23 on lid 2 and hub slot 15
Harness 5 is into row set.
The signal receiving end 52 of the power supply harness 5 is located at housing exterior, and with the controller of control and protective switch
Connection, for the electromagnet of control contactor.Current transformer harness 42 is connected with the controller of control and protective switch, is used for
Current acquisition signal is sent into controller circuit board.
Claims (10)
1. a kind of link block of control and protective switch including housing, the rigid connection being arranged on housing row (3) and is worn
Current transformer (4) on connection row (3), one end of connection row (3) and the breaker mould of control and protective switch
Block electrical connection, the other end are electrically connected with the contact modules of control and protective switch, it is characterised in that：The housing is equipped with
The second positioner for the first positioner positioned to current transformer (4) and for being positioned to connection row (3), by
First, second positioner to keep being arranged at intervals between current transformer (4) and the row of connection (3).
A kind of 2. link block of control and protective switch according to claim 1, it is characterised in that the connection row
(3) connection of the axially extending bore (41) of current transformer (4) is connected and through including upper junction plate (31), with upper junction plate (31)
Column (32), the lower connecting plate (33) being connected with the other end of connecting pole (32), the length of the connecting pole (32) is more than described
Axially extending bore (41) length；The housing includes pedestal (1) and lid (2), and the pedestal offers accommodating chamber on (1)
(12), first positioner includes carrying out current transformer (4) cavity wall of the accommodating chamber (12) of radial direction /V
(120) and with lid (2) and the bottom wall (124) of accommodating chamber (12) what is formed is used to carry out axially current transformer (4)
The limited wall of /V.
A kind of 3. link block of control and protective switch according to claim 2, it is characterised in that the connecting pole
(32) extend along the vertical direction of the bottom wall (124) of pedestal (1), the upper junction plate (31) is included along the flat of bottom wall (124)
The upper junction plate main body (312) and connect by the upper junction plate that the end bending of upper junction plate main body (312) is formed that line direction extends
Line end (311), upper junction plate terminals (311) are leant out for being electrically connected with contact modules outside housing, the lower connecting plate
(33) the lower connecting plate main body (332) extended along the parallel direction of bottom wall (124) and the end by lower connecting plate main body (332) are included
The lower connecting plate terminals (331) that portion bending is formed, lower connecting plate terminals (331) are leant out to be used for and breaker module outside housing
Electrical connection.
4. the link block of a kind of control and protective switch according to claim 3, it is characterised in that described second is fixed
Position device is the limiting slot (11) being connected with the accommodating chamber (12) with bottom wall (124) opened up on pedestal (1), described
Lower connecting plate main body (332) is installed in limiting slot (11), and the limiting slot (11) is engaged with the lid (2).
5. the link block of a kind of control and protective switch according to claim 4, it is characterised in that described second is fixed
Position device is included for the mobile /V for carrying out /V in the plane parallel to bottom wall (124) to lower connecting plate main body (332)
The groove sidewall (111) of slot (11) carries out for being moved to lower connecting plate main body (332) in the plane perpendicular to bottom wall (124)
The groove bottom wall (112) of the limiting slot (11) of /V and lid (2).
6. the link block of a kind of control and protective switch according to claim 3, it is characterised in that described second is fixed
Position device is included for by the mutually fixed fastener in top (13) of upper junction plate terminals (311) and pedestal (1).
7. the link block of a kind of control and protective switch according to claim 3, it is characterised in that described second is fixed
Position device is included for by the mutually fixed fastener in bottom of lower connecting plate terminals (331) and pedestal (1).
A kind of 8. link block of control and protective switch according to claim 1, it is characterised in that the connection row
(3) and current transformer (4) is respectively three be set up in parallel.
9. a kind of link block of control and protective switch according to claim 4, the accommodating chamber (12) and /V
Slot (11) is also respectively three to be arranged side by side, is provided between the limiting slot (11) for each lower connecting plate main body
(332) the first phase partition (17) isolated and the hub slot for accommodating power supply harness and current transformer harness
(15)。
A kind of 10. link block of control and protective switch according to claim 3, it is characterised in that the lid (2)
On be provided with the second phase partition (24) for being isolated to each upper junction plate main body (312).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721457399.1U CN207381287U (en) | 2017-11-03 | 2017-11-03 | A kind of link block of control and protective switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721457399.1U CN207381287U (en) | 2017-11-03 | 2017-11-03 | A kind of link block of control and protective switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207381287U true CN207381287U (en) | 2018-05-18 |
Family
ID=62334104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721457399.1U Active CN207381287U (en) | 2017-11-03 | 2017-11-03 | A kind of link block of control and protective switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207381287U (en) |
-
2017
- 2017-11-03 CN CN201721457399.1U patent/CN207381287U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |