CN209515573U - It is able to detect the high voltage direct current relay of main contacts action state - Google Patents
It is able to detect the high voltage direct current relay of main contacts action state Download PDFInfo
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- CN209515573U CN209515573U CN201920350134.4U CN201920350134U CN209515573U CN 209515573 U CN209515573 U CN 209515573U CN 201920350134 U CN201920350134 U CN 201920350134U CN 209515573 U CN209515573 U CN 209515573U
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- copper sheet
- main contacts
- magnetic circuit
- tongue tube
- circuit part
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Abstract
The utility model discloses a kind of high voltage direct current relays for being able to detect main contacts action state, including main contacts, main reed, pushing mechanism and magnetic circuit part；Two main contacts are respectively provided at the top of relay, the main reed cooperation is in the lower section of two main contacts, the magnetic circuit part is located at the lower part of relay, the pushing mechanism is connected between main reed and magnetic circuit part, is in contact with pushing main reed to move upwards when magnetic circuit part works with described two main contacts；The relay further includes tongue tube and fixed bracket, and the tongue tube passes through fixed support configuration in the bottom surface of the magnetic circuit part, and tongue tube is distributed at the position for the axis of the intermediate throughholes of bobbin for deviateing magnetic circuit part.The utility model is improved by structure, the installation of auxiliary contact can be realized on the basis of not increasing relay product volume, and have structure simple, easy to assembly, the preferable feature of diamagnetic field interference effect.
Description
Technical field
The utility model relates to high voltage direct current relay technical fields, are able to detect main contacts movement more particularly to one kind
The high voltage direct current relay of state.
Background technique
Relay is a kind of electronic control device, it have control system (also known as input circuit) and by control system (again
Claim output loop), it is usually applied in automatic control circuit, it is actually to go the one of control larger current with lesser electric current
Kind " automatic switch ".Therefore the effects of playing automatic adjustment, safeguard protection, conversion circuit in circuit.
DC relay is one of relay, and existing DC relay mostly uses greatly movable contact spring Direct Action Type (also referred to as
For solenoid Direct Action Type) scheme, which generally includes the main contacts matched and main reed, and main reed is straight chip type
Structure, main reed is by pushing linkage to be connected with magnetic circuit part, and when magnetic circuit part work, catch bar mechanism action is pushed
Linkage drives main reed mobile, and main reed both ends is made to be in contact with two main contacts, realizes connection load circuit.In order to monitor
The connection situation of main contacts, the prior art are to increase auxiliary contact and auxiliary reed in DC relay, pass through auxiliary contact
On-off monitor the on-off of main contacts, wherein auxiliary contact, auxiliary reed and main contacts, main reed are all installed in a chamber
Interior, since auxiliary contact are usually light current, and main contacts is usually forceful electric power, this just needs biggish the air gap to realize power
Isolation between electricity.A kind of high voltage direct current relay of the prior art is applied in energy storage and charging pile, and energy storage and charging
The high voltage direct current relay that stake uses is usually required that with auxiliary contact, logical to monitor main contacts with the on-off using auxiliary contact
Disconnected, this high voltage direct current relay generallys use ceramic seal structure, since the overall volume of product is smaller, leads to ceramic chamber
Cavity volume is also smaller, therefore, it is impossible to realize main touching by way of setting auxiliary contact and auxiliary reed ceramics are intracavitary
The detection of point action state (i.e. on off operating mode), so that the high voltage direct current relay of this small size is difficult to meet applied to energy storage
And requirement when charging pile.
Utility model content
The purpose of the utility model is to overcome the deficiencies of the prior art, provide one kind and are able to detect main contacts action state
High voltage direct current relay, improved by structure, can realize auxiliary contact on the basis of not increasing relay product volume
Installation, and have structure it is simple, easy to assembly, the preferable feature of diamagnetic field interference effect.
The technical scheme adopted by the utility model to solve the technical problem is as follows: one kind is able to detect main contacts action state
High voltage direct current relay, including main contacts, main reed, pushing mechanism and magnetic circuit part；Two main contacts are respectively provided at relay
The top of device, in the lower section of two main contacts, the magnetic circuit part is located at the lower part of relay, described to push away for the main reed cooperation
Motivation structure is connected between main reed and magnetic circuit part, to push that main reed is moved upwards when magnetic circuit part works and with it is described
Two main contacts are in contact；The relay further includes tongue tube and fixed bracket, and the tongue tube passes through fixed support configuration
In the bottom surface of the magnetic circuit part, and tongue tube is distributed in the position for deviateing the axis of the intermediate throughholes of bobbin of magnetic circuit part
Place.
The tongue tube approximately along the magnetic circuit part bobbin intermediate throughholes axis radial distribution.
Further, the relay further includes shell, and the shell is equipped with the first cavity of opening upwards to be used to hold
Receive the main contacts, main reed, pushing mechanism and magnetic circuit part；Groove, the tongue tube are additionally provided in the bottom surface of the first cavity
It is fitted in the groove by fixed bracket.
The magnetic circuit part further includes yoke cylinder, and the yoke cylinder is equipped with the second cavity of opening upwards to be used to accommodate institute
Bobbin is stated, this part equipped with tongue tube is pressed in the groove by the bottom surface of the yoke cylinder in fixed bracket.
The fixed bracket is L-type, this part equipped with tongue tube is support bracket fastened L-type in the fixed bracket
Horizontal one side, the vertical of support bracket fastened L-type are simultaneously upwardly extended corresponding to the side outer wall of the yoke cylinder on one side.
The fixed bracket includes for the first copper sheet for being electrically connected the both ends of the tongue tube and the second copper sheet, and general
First copper sheet and the second copper sheet integrate a unitarily formed injection molding body；First copper sheet and the second copper sheet respectively include connecting into
The horizontal segment of the horizontal segment and vertical section of one, first copper sheet and the second copper sheet is respectively equipped with for connecting the tongue tube
Corresponding end bayonet, the vertical section of first copper sheet and the second copper sheet be respectively equipped with leading foot upward.
The injection molding body includes horizontal injection body and vertical injection molding body, and the horizontal injection body is by the water of first copper sheet
The horizontal segment of flat section and the second copper sheet is molded into single piece, and the vertical injection molding body is by the vertical section and second of first copper sheet
The vertical section of copper sheet is molded into single piece.
The bottom surface of the horizontal injection body is additionally provided with downward opening card slot, and the tongue tube is stuck in the horizontal injection body
Card slot in；The bayonet of the horizontal segment of first copper sheet and the second copper sheet is arranged respectively at the position near card slot, to realize
The electrical connection at the both ends of the tongue tube.
Sectional area is also connected between the horizontal segment of first copper sheet and the horizontal segment of the second copper sheet less than the first copper sheet
With the horizontal connection section of the sectional area of the second copper sheet, the horizontal segment of the horizontal segment of the first copper sheet and the second copper sheet is connected with realizing
Together and convenient for injection molding.
It is additionally provided with two cut marks between the both ends of the horizontal connection section, and makes between two cut marks and two cut mark
The part of horizontal connection section is exposed in the outside of horizontal injection body, with after the completion of injection molding by the horizontal connection between two cut marks
The part removal of section, makes the horizontal segment of the first copper sheet and the horizontal segment mutually insulated of the second copper sheet.
Sectional area is also connected between the vertical section of first copper sheet and the vertical section of the second copper sheet less than the first copper sheet
With the vertical linkage section of the sectional area of the second copper sheet, the vertical section of the first copper sheet is connected with the vertical section of the second copper sheet with realizing
Together and convenient for injection molding.
It is additionally provided with two cut marks between the both ends of the vertical linkage section, and makes between two cut marks and two cut mark
The part of vertical linkage section is exposed in the outside of vertical injection molding body, with after the completion of injection molding by the vertical connection between two cut marks
The part removal of section, makes the vertical section of the first copper sheet and the vertical section mutually insulated of the second copper sheet.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model increases tongue tube and fixed bracket due to using, and the tongue tube passes through fixed support configuration
In the bottom surface of the magnetic circuit part, and tongue tube is distributed in the position for deviateing the axis of the intermediate throughholes of bobbin of magnetic circuit part
Place.This structure of the utility model realizes the auxiliary of high voltage direct current relay by tongue tube and support bracket fastened cooperation
The function of contact is able to detect main contacts action state, has reached and has realized auxiliary switch design on small size relay product,
And have the characteristics that structure is simple.
2, two main contacts are respectively provided at the top of relay, the main reed cooperation due to using by the utility model
In the lower section of two main contacts, the magnetic circuit part is located at the lower part of relay, and the tongue tube passes through fixed support configuration and exists
The bottom surface of the magnetic circuit part.This structure of the utility model, forceful electric power upper, under realize strong and weak electrically separated by light current, guarantees
Strong and weak electricity reliability.
3, the utility model is additionally provided with groove in the bottom surface of the first cavity of shell due to using, and the tongue tube passes through
Fixed bracket fits in the groove, and this part in fixed bracket equipped with tongue tube passes through the bottom surface of the yoke cylinder
It is pressed in the groove.This structure of the utility model, assembly is simple, and does not increase the volume of relay product.
4, tongue tube is located at the bottom of product due to using by the utility model, can preferably be resisted from relay
The magnetic interference of device product side.
5, the utility model is due to using horizontal injection body and vertical injection molding body for the first copper sheet, the water of the second copper sheet
Flat section is together with the injection molding of the vertical section of the first copper sheet, the second copper sheet.This structure of the utility model, so that technique, assembly
It is simpler, and the exit of auxiliary contact is drawn and is more convenient.
The utility model is described in further detail with reference to the accompanying drawings and embodiments；But a kind of energy of the utility model
The high voltage direct current relay for enough detecting main contacts action state is not limited to the embodiment.
Detailed description of the invention
Fig. 1 is the cross-sectional view (cuing open along the line direction of two main contacts) of the embodiments of the present invention；
Fig. 2 is the cross-sectional view (cuing open along the line direction perpendicular to two main contacts) of the embodiments of the present invention；
Fig. 3 is the cross-sectional view of the partial structurtes (without injection molding body) of the embodiments of the present invention (along perpendicular to two
It cuts open in the line direction of main contacts)；
Fig. 4 is the side view of partial structurtes shown in Fig. 3；
Fig. 5 is the cross-sectional view of the partial structurtes (containing injection molding body) of the embodiments of the present invention (along perpendicular to two
It cuts open in the line direction of main contacts)；
Fig. 6 is the side view of partial structurtes shown in fig. 5；
Fig. 7 is the cooperation schematic diagram of the tongue tube of the embodiments of the present invention, fixed bracket and shell；
Fig. 8 is that the tongue tube of the embodiments of the present invention is packed into the D structure signal of fixed bracket (bottom-up)
Figure；
Fig. 9 is that the tongue tube of the embodiments of the present invention is packed into support bracket fastened side view；
The tongue tube of Figure 10 the embodiments of the present invention is packed into support bracket fastened schematic bottom view；
Figure 11 is the D structure schematic diagram of the fixation bracket (bottom-up) of the embodiments of the present invention；
Figure 12 is the support bracket fastened side view of the embodiments of the present invention；
The support bracket fastened schematic bottom view of Figure 13 the embodiments of the present invention；
Figure 14 is the three-dimensional structure of first copper sheet of the embodiments of the present invention, the second copper sheet (bottom-up when not being molded)
Make schematic diagram；
Figure 15 is the side view of first copper sheet of the embodiments of the present invention, the second copper sheet；
Figure 16 is the schematic bottom view of first copper sheet of the embodiments of the present invention, the second copper sheet；
Figure 17 is the D structure signal of first copper sheet of the embodiments of the present invention, the second copper sheet (when not being molded)
Figure；
It is vertical that Figure 18 is that first copper sheet of the embodiments of the present invention, the second copper sheet are combined with injection molding body and (do not cut)
Body organigram；
It is vertical (after cutting) that Figure 19 is that first copper sheet of the embodiments of the present invention, the second copper sheet are combined with injection molding body
Body organigram；
Figure 20 is the tongue tube of the embodiments of the present invention and the schematic diagram that magnetic circuit part matches；
Figure 21 is the comparison schematic diagram that tongue tube is matched with magnetic circuit part.
Specific embodiment
Embodiment
Referring to shown in Fig. 1 to Figure 16, a kind of high voltage direct current being able to detect main contacts action state of the utility model after
Electric appliance, including main contacts 1, main reed 2, pushing mechanism 3 and magnetic circuit part 4；Two main contacts 1 are respectively provided at the upper of relay
Portion, in the lower section of two main contacts 1, the magnetic circuit part 4 is located at the lower part of relay, the promotion for the main cooperation of reed 2
Mechanism 3 is connected between main reed 2 and magnetic circuit part 4, with magnetic circuit part 4 work when push main reed 2 move upwards and with
Described two main contacts 1 are in contact；The relay further includes tongue tube 5 and fixed bracket 6, and the tongue tube 5 passes through fixation
The configuration of bracket 6 in the bottom surface of the magnetic circuit part 4, and tongue tube 5 be distributed in deviate the bobbin 41 of magnetic circuit part 4 centre it is logical
At the position of the axis in hole.Due to tongue tube 5 be influenced by magnetic field and what generation acted, the utility model is using magnetic circuit part
Divide being influenced on tongue tube 5 and tongue tube 5 being made to be turned on or off for the magnetic field generated when 4 work, therefore, tongue tube 5
Being distributed could be worked at the position of the axis of the intermediate throughholes for the bobbin 41 for deviateing magnetic circuit part 4 by magnetic circuit part 4
When the influence (as shown in figure 17) in magnetic field that generates, if the centre that tongue tube 5 is distributed in the bobbin 41 of magnetic circuit part 4 led to
At the position of the axis in hole (as shown in figure 18), then tongue tube 5 does not have effect.
In the present embodiment, the tongue tube 5 approximately along the magnetic circuit part 4 bobbin 41 intermediate throughholes axis
Radial distribution.
Further, the relay further includes shell 7, the shell 7 be equipped with opening upwards the first cavity 71 with
To accommodate the main contacts 1, main reed 2, pushing mechanism 3 and magnetic circuit part 4；Groove is additionally provided in the bottom surface of the first cavity 71
72, the tongue tube 5 passes through fixed bracket 6 and fits in the groove 72.
The magnetic circuit part 4 further includes yoke cylinder 42, and the yoke cylinder 42 is equipped with the second cavity of opening upwards to be used to
The bobbin 41 is accommodated, this part equipped with tongue tube 5 is pressed in institute by the bottom surface of the yoke cylinder 42 in fixed bracket 6
It states in the groove 72 of shell 7.
In the present embodiment, the fixed bracket 6 is L-type, this part equipped with tongue tube is solid in the fixed bracket 6
Horizontal one side 61 of the L-type of fixed rack, vertical one side 62 of the L-type of fixed bracket 6 correspond to the side outer wall of the yoke cylinder 42
And it upwardly extends.
In the present embodiment, the fixed bracket 6 includes 63 He of the first copper sheet for being electrically connected the both ends of the tongue tube
Second copper sheet 64, and the first copper sheet 63 and the second copper sheet 64 are integrated into a unitarily formed injection molding body 65；First copper sheet 63 packet
Include the horizontal segment 631 to link into an integrated entity and vertical section 632, the second copper sheet 64 includes the horizontal segment 641 to link into an integrated entity and vertical
Section 642, the horizontal segment 631 of first copper sheet 63 is equipped with the bayonet 633 for being used to connect the corresponding end of the tongue tube, described
The horizontal segment 641 of second copper sheet 64 is equipped with the bayonet 643 for being used to connect the corresponding end of the tongue tube, first copper sheet 63
Vertical section 632 be equipped with leading foot 634 upward, the vertical section 642 of second copper sheet 64 is equipped with leading foot 644 upward.
In the present embodiment, the injection molding body 65 includes horizontal injection body 651 and vertical injection molding body 652, the horizontal injection
The horizontal segment 641 of the horizontal segment 631 of first copper sheet 63 and the second copper sheet 64 is molded into single piece by body 651, described vertical
The vertical section 642 of the vertical section 632 of first copper sheet 63 and the second copper sheet 64 is molded into single piece by injection molding body 652.
In the present embodiment, the bottom surface of the horizontal injection body 651 is additionally provided with downward opening card slot 653, the tongue tube 5
It is stuck in the card slot 653 of the horizontal injection body 651；The bayonet 633 and the second copper sheet of the horizontal segment 631 of first copper sheet 63
The bayonet 643 of 64 horizontal segment 641 is arranged respectively at the position near card slot 653, to realize the electricity at the both ends of the tongue tube 5
Connection.
In the present embodiment, it is also connected between the horizontal segment 631 of first copper sheet 63 and the horizontal segment 641 of the second copper sheet 64
There is sectional area less than the horizontal connection section 66 of the first copper sheet 63 and the sectional area of the second copper sheet 64, to realize the first copper sheet 63
The horizontal segment 641 of horizontal segment 631 and the second copper sheet 64 links together and is convenient for injection molding.
In the present embodiment, it is additionally provided with two cut marks 661 between the both ends of the horizontal connection section 66, and makes two cut marks
Expose in the outside of horizontal injection body 651, to be molded the part 662 of horizontal connection section between 661 and two cut mark
The part 662 of the horizontal connection section between two cut marks is cut into removal after, makes the horizontal segment 631 and the second bronze medal of the first copper sheet
641 mutually insulated of horizontal segment of piece.
In the present embodiment, it is also connected between the vertical section 632 of first copper sheet 63 and the vertical section 642 of the second copper sheet 64
There is sectional area less than the vertical linkage section 67 of the first copper sheet 63 and the sectional area of the second copper sheet 64, to realize the first copper sheet 63
Vertical section 632 and the vertical section 642 of the second copper sheet 64 link together and are convenient for injection molding.
In the present embodiment, two cut marks 671 are additionally provided between the both ends of the vertical linkage section 67, and make two cut marks
Expose in the outside of vertical injection molding body 652, to be molded the part 672 of vertical linkage section between 671 and two cut mark
The part 672 of the vertical linkage section between two cut marks is cut into removal after, makes vertical 632 sections and the second bronze medal of the first copper sheet
642 mutually insulated of vertical section of piece.
A kind of high voltage direct current relay being able to detect main contacts action state of the utility model uses and increases dry spring
Pipe 5 and fixed bracket 6, the tongue tube 5 passes through the fixed configuration of bracket 6 in the bottom surface of the magnetic circuit part 4, and tongue tube 5 divides
Cloth is at the position of the axis of the intermediate throughholes for the bobbin 41 for deviateing magnetic circuit part.This structure of the utility model, passes through
The cooperation of tongue tube 5 and fixed bracket 6, realizes the function of the auxiliary contact of high voltage direct current relay, is able to detect main contacts
Action state has reached and has realized auxiliary switch design on small size relay product, and had the characteristics that structure is simple.
A kind of high voltage direct current relay being able to detect main contacts action state of the utility model is used two masters
Contact 1 is respectively provided at the top of relay, and in the lower section of two main contacts 1, the magnetic circuit part 4 is set for the main cooperation of reed 2
In the lower part of relay, the tongue tube 5 passes through the fixed configuration of bracket 6 in the bottom surface of the magnetic circuit part 4.The utility model
This structure, forceful electric power upper, under realize strong and weak electrically separated by light current, guarantees strong and weak electricity reliability.
A kind of high voltage direct current relay being able to detect main contacts action state of the utility model is used in shell 7
The bottom surface of the first cavity 71 be additionally provided with groove 72, the tongue tube 5 passes through fixed bracket 6 and fits in the groove 72, and
This part in fixed bracket 6 equipped with tongue tube is pressed in the groove 72 by the bottom surface of the yoke cylinder 42.This is practical
Novel this structure, assembly is simple, and does not increase the volume of relay product.This high voltage direct current relay of the utility model
Device is mainly used on energy storage and charging pile, and when use, usually several relays were mounted side by side, since the utility model uses
Therefore the bottom that tongue tube 5 is located to product can preferably resist the magnetic interference from relay product side.
A kind of high voltage direct current relay being able to detect main contacts action state of the utility model uses horizontal injection
Body 651 and vertical injection molding body 652 are by the first copper sheet 63, the horizontal segment 631,641 of the second copper sheet 64 and the first copper sheet 63, second
The injection molding of vertical section 632,642 of copper sheet 64 is together.This structure of the utility model so that technique, assembly it is simpler and auxiliary
The exit of contact is helped to draw more convenient.
The preferred embodiment of above-mentioned only the utility model, does not impose any limitation on the present invention.Though
So the utility model has been disclosed with preferred embodiment as above, however is not intended to limit the utility model.It is any to be familiar with this field
Technical staff, in the case where not departing from technical solutions of the utility model range, all using the technology contents of the disclosure above
Many possible changes and modifications are made to technical solutions of the utility model, or are revised as equivalents equivalent embodiment.Therefore,
All contents without departing from technical solutions of the utility model, according to the utility model technical spirit made to the above embodiment
What simple modification, equivalent variation and modification should all be fallen in the range of technical solutions of the utility model protection.
Claims (12)
1. a kind of high voltage direct current relay for being able to detect main contacts action state, including main contacts, main reed, pushing mechanism and
Magnetic circuit part；Two main contacts are respectively provided at the top of relay, and the main reed cooperation is described in the lower section of two main contacts
Magnetic circuit part is located at the lower part of relay, and the pushing mechanism is connected between main reed and magnetic circuit part, in magnetic circuit part
Main reed is pushed to move upwards and be in contact with described two main contacts when work；It is characterized by: the relay further includes
Tongue tube and fixed bracket, the tongue tube passes through fixed support configuration in the bottom surface of the magnetic circuit part, and tongue tube is distributed
At the position of the axis of the intermediate throughholes for the bobbin for deviateing magnetic circuit part.
2. the high voltage direct current relay according to claim 1 for being able to detect main contacts action state, it is characterised in that: institute
State tongue tube approximately along the magnetic circuit part bobbin intermediate throughholes axis radial distribution.
3. the high voltage direct current relay according to claim 1 or 2 for being able to detect main contacts action state, feature exist
In: further, the relay further includes shell, and it is described to be used to accommodate that the shell is equipped with the first cavity of opening upwards
Main contacts, main reed, pushing mechanism and magnetic circuit part；It is additionally provided with groove in the bottom surface of the first cavity, the tongue tube passes through solid
Fixed rack fits in the groove.
4. the high voltage direct current relay according to claim 3 for being able to detect main contacts action state, it is characterised in that: institute
Stating magnetic circuit part further includes yoke cylinder, the yoke cylinder be equipped with opening upwards the second cavity be used to accommodate the bobbin,
This part in fixed bracket equipped with tongue tube is pressed in the groove by the bottom surface of the yoke cylinder.
5. the high voltage direct current relay according to claim 4 for being able to detect main contacts action state, it is characterised in that: institute
Fixed bracket is stated as L-type, this part in the fixed bracket equipped with tongue tube is horizontal one side of support bracket fastened L-type,
The vertical side outer wall for corresponding to the yoke cylinder on one side of support bracket fastened L-type simultaneously upwardly extends.
6. the high voltage direct current relay according to claim 5 for being able to detect main contacts action state, it is characterised in that: institute
State fixed bracket include for the first copper sheet for being electrically connected the both ends of the tongue tube and the second copper sheet, and by the first copper sheet and
Second copper sheet integrates a unitarily formed injection molding body；First copper sheet and the second copper sheet respectively include the level to link into an integrated entity
The horizontal segment of section and vertical section, first copper sheet and the second copper sheet is respectively equipped with the corresponding end for connecting the tongue tube
Bayonet, the vertical section of first copper sheet and the second copper sheet be respectively equipped with leading foot upward.
7. the high voltage direct current relay according to claim 6 for being able to detect main contacts action state, it is characterised in that: institute
Stating injection molding body includes horizontal injection body and vertical injection molding body, and the horizontal injection body is by the horizontal segment and second of first copper sheet
The horizontal segment of copper sheet is molded into single piece, and the vertical injection molding body is vertical by the vertical section of first copper sheet and the second copper sheet
Section is molded into single piece.
8. the high voltage direct current relay according to claim 7 for being able to detect main contacts action state, it is characterised in that: institute
The bottom surface for stating horizontal injection body is additionally provided with downward opening card slot, and the tongue tube is stuck in the card slot of the horizontal injection body；
The bayonet of the horizontal segment of first copper sheet and the second copper sheet is arranged respectively at the position near card slot, to realize the tongue tube
Both ends electrical connection.
9. the high voltage direct current relay according to claim 7 for being able to detect main contacts action state, it is characterised in that: institute
It states and is also connected with sectional area between the horizontal segment of the first copper sheet and the horizontal segment of the second copper sheet less than the first copper sheet and the second copper sheet
Sectional area horizontal connection section, with realize by the horizontal segment of the horizontal segment of the first copper sheet and the second copper sheet link together and just
In injection molding.
10. the high voltage direct current relay according to claim 9 for being able to detect main contacts action state, it is characterised in that:
It is additionally provided with two cut marks between the both ends of the horizontal connection section, and makes the horizontal connection between two cut marks and two cut mark
The part of section is exposed in the outside of horizontal injection body, with after the completion of injection molding by the part of the horizontal connection section between two cut marks
Removal, makes the horizontal segment of the first copper sheet and the horizontal segment mutually insulated of the second copper sheet.
11. the high voltage direct current relay according to claim 7 for being able to detect main contacts action state, it is characterised in that:
Sectional area is also connected between the vertical section of first copper sheet and the vertical section of the second copper sheet less than the first copper sheet and the second bronze medal
The vertical linkage section of the sectional area of piece, the vertical section of the vertical section of the first copper sheet and the second copper sheet is linked together with to realize and
Convenient for injection molding.
12. the high voltage direct current relay according to claim 11 for being able to detect main contacts action state, it is characterised in that:
It is additionally provided with two cut marks between the both ends of the vertical linkage section, and makes the vertical connection between two cut marks and two cut mark
The part of section is exposed in the outside of vertical injection molding body, with after the completion of injection molding by the part of the vertical linkage section between two cut marks
Removal, makes the vertical section of the first copper sheet and the vertical section mutually insulated of the second copper sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920350134.4U CN209515573U (en) | 2019-03-19 | 2019-03-19 | It is able to detect the high voltage direct current relay of main contacts action state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920350134.4U CN209515573U (en) | 2019-03-19 | 2019-03-19 | It is able to detect the high voltage direct current relay of main contacts action state |
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| Publication Number | Publication Date |
|---|---|
| CN209515573U true CN209515573U (en) | 2019-10-18 |
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ID=68187429
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920350134.4U Active CN209515573U (en) | 2019-03-19 | 2019-03-19 | It is able to detect the high voltage direct current relay of main contacts action state |
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| Country | Link |
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| CN (1) | CN209515573U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110033995A (en) * | 2019-03-19 | 2019-07-19 | 厦门宏发电力电器有限公司 | A kind of high voltage direct current relay being able to detect main contacts action state |
| CN114695020A (en) * | 2022-04-06 | 2022-07-01 | 浙江英洛华新能源科技有限公司 | Relay for detecting working state of main contact and method for judging working state of main contact |
-
2019
- 2019-03-19 CN CN201920350134.4U patent/CN209515573U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110033995A (en) * | 2019-03-19 | 2019-07-19 | 厦门宏发电力电器有限公司 | A kind of high voltage direct current relay being able to detect main contacts action state |
| CN114695020A (en) * | 2022-04-06 | 2022-07-01 | 浙江英洛华新能源科技有限公司 | Relay for detecting working state of main contact and method for judging working state of main contact |
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