CN217983216U - High-voltage-resistant vertical relay - Google Patents
High-voltage-resistant vertical relay Download PDFInfo
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- CN217983216U CN217983216U CN202221778347.5U CN202221778347U CN217983216U CN 217983216 U CN217983216 U CN 217983216U CN 202221778347 U CN202221778347 U CN 202221778347U CN 217983216 U CN217983216 U CN 217983216U
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Abstract
The utility model relates to the technical field of relays, in particular to a high-voltage resistant vertical relay, which comprises a framework, a coil, an iron core, a static reed, a static contact, a movable reed, a movable contact, an armature, a yoke, an insulating connecting block and a limiting piece, wherein the iron core and the static reed are respectively fixed on the framework, the static contact is connected with the static reed, and the movable contact is connected with the movable reed; the coil is wound on the framework and is arranged around the iron core; the armature is connected with the movable spring through the insulating connecting block, the armature is isolated from the movable spring through the insulating connecting block, the limiting piece is positioned above the coil, the length is short, the deformation is not easy to occur, and the stability and the durability are better; the first end of the limiting sheet is fixed on the framework, and the second end of the limiting sheet is positioned above the armature; when the armature iron is separated from the iron core, the armature iron is abutted and contacted with the limiting sheet. The limiting piece is matched with the armature, the armature and the movable spring are isolated by the insulating connecting block, the hidden danger caused by electric arc creepage can be avoided in the process of disconnecting the high-voltage load, and the insulating and voltage-resisting performance is good.
Description
Technical Field
The utility model relates to a relay technical field especially relates to a high pressure resistant vertical relay.
Background
Most of the existing relays are horizontal relays, and coils are horizontally arranged in the relays. Vertical relays with coils vertically arranged in relays are rare, the technology is not mature, and problems are easy to occur in practical application. For example, patent document CN205406403U discloses a vertical electromagnetic relay, which has the following problems: (1) The L-shaped movable reed limiting piece is too long, easy to deform and poor in durability; (2) The L-shaped movable reed limiting sheet is in direct contact fit with the movable reed, the creepage distance of the left contact and the right contact of the contact part is insufficient, the insulation and voltage resistance performance is poor, and hidden danger exists.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a high pressure resistant vertical relay.
Specifically, the technical scheme of the utility model is:
a high-voltage-resistant vertical relay comprises a framework, a coil, an iron core, a static reed, a static contact, a movable reed, a movable contact, an armature and a yoke, wherein the iron core and the static reed are respectively fixed on the framework, the static contact is connected with the static reed, and the movable contact is connected with the movable reed; the coil is wound on the framework and is arranged around the iron core; the high-voltage-resistant vertical relay further comprises an insulation connecting block and a limiting piece, the armature is connected with the movable spring through the insulation connecting block, the armature is isolated from the movable spring through the insulation connecting block, and the limiting piece is located above the coil; the first end of the limiting sheet is fixed on the framework, and the second end of the limiting sheet is positioned above the armature; when the armature iron is separated from the iron core, the armature iron is abutted and contacted with the limiting piece.
Preferably, the skeleton includes base and coil former, and spacing piece is fixed on the coil former, and the coil is around establishing on the coil former, and the stationary reed is inserted and is established on the base, is equipped with insulating barricade on the base, and insulating barricade is established between stationary reed and coil former, separates stationary reed and coil, and the static contact is crossed to the last edge of insulating barricade height.
Preferably, an insulating block is arranged on the coil rack, and the upper edge of the insulating block is higher than the insulating retaining wall.
Preferably, the yoke is of an L-shaped structure and comprises a bottom part and an upper part, the bottom part of the yoke is positioned between the base and the coil rack, the coil rack is positioned between the insulating retaining wall and the upper part of the yoke, an insulating sheet is arranged between the coil and the upper part of the yoke, the insulating sheet comprises a main body part and a side wing part, and the upper part of the yoke is semi-enclosed so as to isolate the coil from the yoke; the upper part of the yoke iron is connected with the armature iron through a spring.
Preferably, be equipped with two at least yoke stoppers and two at least coil former stoppers on the base, yoke stopper and coil former stopper are used for carrying on spacingly to yoke and coil former respectively, and the coil former is I type structure, arranges the yoke stopper in on, and the lower part of coil former and yoke stopper are kept apart coil and yoke.
Preferably, the iron core is T type structure, including shoulder and foot, and iron core foot top-down passes the coil former in proper order, passes the yoke lower part, inserts the base, and iron core foot lower extreme is equipped with the barb structure, blocks on the base, makes the iron core fix on the base.
Preferably, the insulating retaining wall includes a main body portion and two side wing portions, semi-enclosing the coil former.
Preferably, the insulating retaining wall is defined and arranged in front of the coil rack; the insulating retaining wall is provided with two jacks, the static spring is of an inverted L-shaped structure and comprises a shoulder part and a foot part, the foot part of the static spring penetrates through the jacks from top to bottom, the shoulder part of the static spring is arranged forwards, and the static contact is fixed on the shoulder part of the static spring; an arc extinguishing barrier is arranged between the two static reeds and is connected with the insulating retaining wall to separate the two static reeds, and the upper edge of the arc extinguishing barrier is higher than the static reeds.
Preferably, the high-voltage-resistant vertical relay further comprises a housing, the housing is covered on the base, two first magnetic steels are arranged on the inner side of the housing, the fixed contact and the moving contact are located between the two first magnetic steels, the arc extinguishing barrier is provided with a second magnetic steel, the second magnetic steel is located between the two fixed contacts, and the first magnetic steel and the second magnetic steel are matched to achieve magnetic quenching.
Preferably, the high-voltage resistant vertical relay further comprises an insulating connecting sheet, and the moving contact is fixed on the insulating connecting sheet; the movable contact spring is of a U-shaped structure, and the two movable contacts are respectively connected with two ends of the movable contact spring.
The utility model has the advantages of that:
the utility model provides a high pressure resistant vertical relay's spacing piece is located the coil top, and length is short, non-deformable, and stability and durability are better. Spacing piece and armature cooperation, insulating connecting block keep apart armature and movable contact spring, at the disconnection high voltage load in-process, can avoid because of the hidden danger that electric arc creepage leads to, insulating withstand voltage can be good.
Drawings
Fig. 1 is a structure diagram of a high-voltage resistant vertical relay of the present invention;
fig. 2 is a half sectional view of the high voltage tolerant vertical relay shown in fig. 1;
fig. 3 is an exploded view of the high voltage tolerant vertical relay of fig. 1;
FIG. 4 is an exploded view of portion A of FIG. 3;
fig. 5 is a sectional view of the portion B shown in fig. 4;
FIG. 6 is a block diagram of the base shown in FIG. 4;
FIG. 7 is an exploded view of section A of FIG. 3;
fig. 8 is a sectional view of the portion C shown in fig. 7;
fig. 9 is a structural view of the case and the first magnetic steel shown in fig. 3.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In an embodiment, as shown in fig. 1 to 9, the high voltage resistant vertical relay provided by the present invention includes a housing 1, a frame 2, a coil 3, an iron core 4, a static reed 5, a static contact 6, a movable reed 7, a movable contact 8, an armature 9, a yoke 10, an insulating connecting block 11 and a limiting piece 12, wherein the iron core 4 and the static reed 5 are respectively fixed on the frame 2, the static contact 6 is connected with the static reed 5, and the movable contact 8 is connected with the movable reed 7; the coil 3 is wound on the framework 2 and arranged around the iron core 4; armature 9 is connected through insulating connecting block 11 with movable reed 7, and insulating connecting block 11 keeps apart armature 9 and movable reed 7, and spacing piece 12 is located coil 3 top, and length is short, non-deformable. The first end of the limiting sheet 12 is fixed on the framework 2, and the second end of the limiting sheet 12 is positioned above the armature 9; when the armature 9 is separated from the iron core 4, the armature 9 is in abutting contact with the stopper piece 12.
Be different from current relay's spacing piece and movable contact spring complex structure, the utility model discloses a spacing piece 12 and the armature 9 cooperation of high pressure resistant vertical relay, insulating connecting block 11 is isolated armature 9 and movable contact spring 7, at the disconnection high pressure load in-process, can avoid because of the hidden danger that electric arc creepage leads to, and insulating withstand voltage can be good, can be used to among the photovoltaic power generation system.
As shown in fig. 4, in the present embodiment, the frame 2 includes a base 201 and a coil frame 202, the position-limiting piece 12 is fixed on the coil frame 202, the coil 3 is wound on the coil frame 202, and the stationary spring 5 is inserted on the base 201, so as to facilitate manufacture and assembly. In order to further improve the insulation and voltage resistance performance, an insulating retaining wall 2011 is arranged on the base 201, the insulating retaining wall 2011 is arranged between the static reed 5 and the coil rack 202 to isolate the static reed 5 from the coil 3, and the upper edge of the insulating retaining wall 2011 is higher than the static contact 6.
In this embodiment, the first end of the limiting piece 12 is inserted into the framework, so as to further ensure the insulation effect.
As shown in fig. 3, in the present embodiment, the bobbin 202 is provided with an insulating stopper 2021, and the upper edge of the insulating stopper 2021 is higher than an insulating wall 2011 to isolate the coil portion from the contact portion, thereby preventing an arc and metal dust generated at the contact portion from entering the coil portion.
As shown in fig. 7 and 8, in the present embodiment, the yoke 10 is an L-shaped structure, and includes a bottom portion and an upper portion, the bottom portion of the yoke 10 is located between the base 201 and the coil frame 202, the coil frame 202 is located between the insulating retaining wall 2011 and the upper portion of the yoke 10, an insulating sheet 13 is disposed between the coil 3 and the upper portion of the yoke 10, the insulating sheet 13 includes a main body portion and a side wing portion, and the upper portion of the yoke 10 is half-enclosed to isolate the coil 3 from the yoke 10; the upper part of the yoke 10 is connected with the armature 9 through a spring 14.
As shown in fig. 6, in this embodiment, at least two yoke stoppers 2012 and at least two coil former stoppers 2013 are disposed on the base 201, and the yoke stoppers 2012 and the coil former stoppers 2013 are respectively used for limiting the yoke 10 and the coil former 202. The coil former 202 is an I-shaped structure and is arranged on the yoke limiting block 2012, the coil 3 is isolated from the yoke 10 by the lower portion of the coil former 202 and the yoke limiting block 2012, and the coil 3 is further isolated from the yoke 10, so that the insulation strength is ensured.
As shown in fig. 4, in the present embodiment, the iron core 4 has a T-shaped structure including a shoulder and a leg, and the iron core 4 has a large area in the shoulder and a large area in contact with the armature 9. Iron core 4 foot top-down passes coil former 202 in proper order, passes yoke 10 lower part, inserts base 201, and iron core 4 foot lower extreme is equipped with the barb structure, blocks on base 201, makes iron core 4 firmly fix on base 201, is difficult for droing.
As shown in fig. 4, in the present embodiment, the insulating wall 2011 includes a main body portion and two side wing portions, and the coil bobbin 202 is half-surrounded, so as to further isolate the coil 3 from the stationary spring 5, thereby ensuring the insulating strength.
Defining an insulating retaining wall 2011 is arranged in front of the coil frame 202, as shown in fig. 6, in this embodiment, the insulating retaining wall 2011 is provided with two insertion holes, the static spring 5 is in an inverted L-shaped structure and comprises a shoulder and a foot, the foot of the static spring 5 penetrates through the insertion hole from top to bottom, the shoulder of the static spring 5 is arranged forward, and the static contact 6 is fixed on the shoulder of the static spring 5; an arc-extinguishing barrier 2014 is arranged between the two static reeds 5, the arc-extinguishing barrier 2014 is connected with an insulating retaining wall 2011, the two static reeds 5 are isolated, and the upper edge of the arc-extinguishing barrier 2014 is higher than the static reeds 5, so that the insulating strength is ensured.
In this embodiment, the front end of the movable spring 7 is bent downward to move the movable contact 8 downward, and the insulating stopper 2021 and the insulating stopper 2011 can effectively isolate the contact portion from the coil portion.
In this embodiment, the housing 1 covers the base 201, as shown in fig. 2 and 9, two first magnetic steels 15 are disposed on the inner side of the housing 1, the fixed contact 6 and the movable contact 8 are located between the two first magnetic steels 15, the arc extinguishing barrier 2014 is embedded with a second magnetic steel 16, the second magnetic steel 16 is located between the two fixed contacts 6, the first magnetic steel 15 and the second magnetic steel 16 are matched to achieve magnetic arc quenching, thereby avoiding hidden troubles caused by arc creepage, improving the insulation and voltage resistance performance, and enabling the high voltage resistant vertical relay to be used in a new energy vehicle.
In this embodiment, the high voltage resistant vertical relay further includes an insulating connecting sheet 17, the moving contacts 8 are fixed on the insulating connecting sheet 17, the moving contact spring 7 is of a U-shaped structure, and the two moving contacts 8 are connected with two ends of the moving contact spring 7 respectively, so as to further ensure the insulating strength.
In this embodiment, the high voltage resistant vertical relay further includes a first soldering lug 18 and a second soldering lug 19, the first soldering lug 18 and the second soldering lug 19 are respectively connected with the coil 3, and the foot portions of the first soldering lug 18 and the second soldering lug 19 respectively penetrate out of the base 201.
The foregoing is merely a preferred embodiment of the present invention and is not intended to limit the present invention. It should be understood that any modification, equivalent replacement, or improvement made by those skilled in the art after reading the present specification shall fall within the protection scope of the present invention.
Claims (10)
1. A high-voltage-resistant vertical relay comprises a framework, a coil, an iron core, a static reed, a static contact, a movable reed, a movable contact, an armature and a yoke, wherein the iron core and the static reed are respectively fixed on the framework, the static contact is connected with the static reed, and the movable contact is connected with the movable reed; the coil is wound on the framework and is arranged around the iron core; the method is characterized in that: the armature is connected with the movable spring through the insulation connecting block, the insulation connecting block separates the armature from the movable spring, and the limiting piece is positioned above the coil; the first end of the limiting sheet is fixed on the framework, and the second end of the limiting sheet is positioned above the armature; when the armature iron is separated from the iron core, the armature iron is abutted and contacted with the limiting piece.
2. A high voltage tolerant vertical relay as claimed in claim 1, wherein: the framework comprises a base and a coil rack, a limiting piece is fixed on the coil rack, a coil is wound on the coil rack, a static reed is inserted on the base, an insulating retaining wall is arranged on the base and arranged between the static reed and the coil rack, the static reed is isolated from the coil, and the upper edge of the insulating retaining wall is higher than the static contact.
3. A high voltage tolerant vertical relay as claimed in claim 2, wherein: and the coil rack is provided with an insulating stop block, and the upper edge of the insulating stop block is higher than the insulating retaining wall.
4. A high voltage tolerant vertical relay as claimed in claim 2, wherein: the coil is positioned between the insulating retaining wall and the upper part of the yoke, an insulating sheet is arranged between the coil and the upper part of the yoke, and the insulating sheet comprises a main body part and a side wing part which semi-surrounds the upper part of the yoke so as to isolate the coil from the yoke; the upper part of the yoke iron is connected with the armature iron through a spring.
5. The high voltage tolerant vertical relay of claim 4, wherein: the coil former is of an I-shaped structure and is arranged on the yoke limiting block, and the coil is isolated from the yoke by the lower portion of the coil former and the yoke limiting block.
6. The high voltage tolerant vertical relay of claim 4, wherein: the iron core is T type structure, including shoulder and foot, and iron core foot top-down passes the coil former in proper order, passes the yoke iron lower part, inserts the base, and iron core foot lower extreme is equipped with the barb structure, blocks on the base, makes the iron core fix on the base.
7. A high voltage tolerant vertical relay as claimed in claim 2, wherein: the insulating retaining wall comprises a main body part and two side wing parts, and the coil rack is semi-surrounded.
8. The high voltage tolerant vertical relay of claim 2, wherein: defining an insulation retaining wall arranged in front of the coil rack; the insulating retaining wall is provided with two jacks, the static spring is of an inverted L-shaped structure and comprises a shoulder part and a foot part, the foot part of the static spring penetrates through the jacks from top to bottom, the shoulder part of the static spring is arranged forwards, and the static contact is fixed on the shoulder part of the static spring; an arc extinguishing barrier is arranged between the two static reeds and is connected with the insulating retaining wall to separate the two static reeds, and the upper edge of the arc extinguishing barrier is higher than the static reeds.
9. A high voltage tolerant vertical relay as claimed in claim 8, wherein: the magnetic blow-out arc extinguishing device is characterized by further comprising a shell, wherein the shell is covered on the base, the two first magnetic steels are arranged on the inner side of the shell, the fixed contact and the movable contact are located between the two first magnetic steels, the arc extinguishing barrier is provided with a second magnetic steel, the second magnetic steel is located between the two fixed contacts, and the first magnetic steel and the second magnetic steel are matched to achieve magnetic blow-out arc extinguishing.
10. A high voltage tolerant vertical relay as claimed in claim 1, wherein: the moving contact is fixed on the insulating connecting sheet; the movable contact spring is of a U-shaped structure, and the two movable contacts are respectively connected with two ends of the movable contact spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778347.5U CN217983216U (en) | 2022-07-12 | 2022-07-12 | High-voltage-resistant vertical relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778347.5U CN217983216U (en) | 2022-07-12 | 2022-07-12 | High-voltage-resistant vertical relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217983216U true CN217983216U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221778347.5U Active CN217983216U (en) | 2022-07-12 | 2022-07-12 | High-voltage-resistant vertical relay |
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| Country | Link |
|---|---|
| CN (1) | CN217983216U (en) |
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2022
- 2022-07-12 CN CN202221778347.5U patent/CN217983216U/en active Active
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