CN217822601U - Push plate rotation-proof relay - Google Patents
Push plate rotation-proof relay Download PDFInfo
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- CN217822601U CN217822601U CN202221291539.3U CN202221291539U CN217822601U CN 217822601 U CN217822601 U CN 217822601U CN 202221291539 U CN202221291539 U CN 202221291539U CN 217822601 U CN217822601 U CN 217822601U
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- armature
- push
- yoke
- terminal
- elastic
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Abstract
The utility model discloses a formula relay is prevented changeing by push jack, which comprises a housin, the yoke, the iron core, a coil, armature, quiet terminal, elasticity terminal and push jack, the yoke is located on the casing, the iron core is located on the yoke, the coil encircles the iron core setting, armature rotates and locates on the yoke, be equipped with first connecting hole on the armature, quiet terminal, the elasticity terminal interval sets up on locating the casing, be equipped with the second connecting hole on the elasticity terminal, the push jack is located between armature and the elasticity terminal, the push jack is equipped with the arcwall face that is used for offsetting with armature towards one side of armature, be equipped with on the arcwall face and connect in the first spliced pole that first connecting hole is connected, the push jack is equipped with the second spliced pole of connecting in the second connecting hole towards one side of elasticity terminal. The arc shape of the arc-shaped surface is matched with the arc shape formed by the rotation of the armature, so that the armature and the arc-shaped surface are in line contact all the time, the contact area and the friction force between the armature and the push sheet can be reduced, and the generation of foreign matters can be reduced.
Description
Technical Field
The utility model relates to a relay technical field especially relates to a push jack prevents changeing formula relay.
Background
The electromagnetic relay in the prior art mostly comprises a base, and a magnetic component, an armature, a push sheet and a contact component which are arranged on the base, wherein when the magnetic component is electrified, the magnetic component generates magnetism to drive the armature to rotate, the rotating armature drives the push sheet to move, and the moving push sheet drives the contact component to realize the conduction or the disconnection of the contact component. The existing push sheet and the armature are mainly in surface contact, and the friction force between the push sheet and the armature is larger and more dust scraps are generated by adopting a surface contact mode.
SUMMERY OF THE UTILITY MODEL
In order to overcome above-mentioned prior art an at least defect, the utility model aims to provide a rotation type relay is prevented to push jack to solve the great problem of frictional force between the push jack of current relay and the armature.
The utility model discloses a solve the technical scheme that its problem adopted and be:
the utility model discloses a push jack prevents changeing formula relay, include:
a housing;
the yoke iron is arranged on the shell;
the iron core is arranged on the yoke iron;
a coil disposed around the core;
the armature is rotatably arranged on the yoke, and a first connecting hole is formed in the armature;
the fixed terminal and the elastic terminal are arranged on the shell at intervals, and a second connecting hole is formed in the elastic terminal; and
the push sheet is positioned between the armature and the elastic terminal, an arc-shaped surface used for abutting against the armature is arranged on one side of the push sheet facing the armature, a first connecting post connected with the first connecting hole is arranged on the arc-shaped surface, and a second connecting post connected with the second connecting hole is arranged on one side of the push sheet facing the elastic terminal;
the arc shape of the arc surface is matched with the arc shape formed by the rotation of the armature, so that the armature and the arc surface are in line contact all the time.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, the first connection hole is a square hole, and the first connection pillar is a square pillar adapted to the square hole.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, the second connection hole is a circular hole, and the second connection column is a circular column.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, the housing includes a base and an upper case, the yoke, the static terminal and the elastic terminal are all disposed on the base, and the upper case covers the base, the yoke, the iron core, the coil, the armature, the static terminal, the elastic terminal and the push pad.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, the upper case is provided with a limiting plate extending toward a position between the elastic terminal and the push piece, and the limiting plate is used for limiting a moving position of the push piece.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, the base is provided with two mounting bosses disposed at intervals, two opposite sides of the mounting bosses are provided with positioning grooves, and the yoke is mounted on two of the positioning grooves.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, a clamping groove is disposed on the mounting boss, and a hook is disposed on the yoke, and the hook is hooked on the clamping groove to fix the yoke to the base.
As an optional implementation manner, in an embodiment of the first aspect of the present invention, the push-piece rotation-prevention relay further includes an elastic reset auxiliary member, the mounting boss is further provided with a mounting groove, and the elastic reset auxiliary member is mounted on the mounting groove and the elastic end thereof abuts against the armature.
To sum up, the utility model provides a push-type sheet rotation prevention formula relay has following technological effect:
the utility model discloses a formula relay is prevented changeing by push jack, which comprises a housin, the yoke, the iron core, a coil, armature, quiet terminal, elasticity terminal and push jack, the yoke is located on the casing, the iron core is located on the yoke, the coil encircles the iron core setting, armature rotates and locates on the yoke, be equipped with first connecting hole on the armature, quiet terminal, the elasticity terminal interval sets up and locates on the casing, be equipped with the second connecting hole on the elasticity terminal, the push jack is located between armature and the elasticity terminal, the push jack is equipped with the arcwall face that is used for offsetting with armature towards one side of armature, be equipped with on the arcwall face and connect in the first spliced pole of first connecting hole connection, the push jack is equipped with the second spliced pole of connecting in the second connecting hole towards one side of elasticity terminal. The arc shape of the arc-shaped surface is matched with the arc shape formed by the rotation of the armature, so that the armature and the arc-shaped surface are in line contact all the time. Due to the arrangement, the linear contact between the armature and the push piece is generated all the time, so that the contact area between the armature and the push piece can be reduced, namely, the friction force between the armature and the push piece is reduced, and further, the friction loss between the armature and the push piece is reduced, and the generation of foreign matters is reduced.
Drawings
Fig. 1 is a schematic structural view of a push-piece rotation-preventing relay according to an embodiment of the present invention;
fig. 2 is a sectional view of a push-plate rotation-preventing relay according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a hidden upper case of a push-piece rotation-preventing relay according to an embodiment of the present invention;
fig. 4 is a first schematic structural exploded view of a hidden upper case of a push-piece rotation-preventing relay according to an embodiment of the present invention;
fig. 5 is a schematic view illustrating a second exploded structure of the hidden upper case of the push-piece rotation-preventing relay according to the embodiment of the present invention.
Wherein the reference numerals have the following meanings:
1. a housing; 11. a base; 111. mounting a boss; 112. positioning a groove; 113. a card slot; 114. mounting grooves; 12. an upper shell; 121. a limiting plate; 2. an iron core; 3. a coil; 4. an armature; 41. a first connection hole; 5. a stationary terminal; 6. an elastic terminal; 61. a second connection hole; 7. pushing the sheet; 71. a first connecting column; 72. a second connecting column; 73. an arc-shaped surface; 8. an elastic reset auxiliary member; 9. a yoke; 91. and (7) clamping hooks.
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1-5, the utility model discloses a push jack rotation-preventing relay, which comprises a housin 1, yoke 9, iron core 2, coil 3, armature 4, quiet terminal 5, elastic terminal 6 and push jack 7, yoke 9 is located on the casing 1, iron core 2 is located on yoke 9, coil 3 encircles iron core 2 and sets up, armature 4 rotates and locates on yoke 9, be equipped with first connecting hole 41 on armature 4, quiet terminal 5, elastic terminal 6 interval sets up on locating casing 1, be equipped with second connecting hole 61 on elastic terminal 6, push jack 7 is located between armature 4 and elastic terminal 6, push jack 7 is equipped with the arcwall face 73 that is used for offsetting with armature 4 towards one side of armature 4, be equipped with on the arcwall face 73 and connect in the first spliced pole 71 that first connecting hole 41 is connected, push jack 7 is equipped with the second spliced pole 72 of connecting in second connecting hole 61 towards one side of elastic terminal 6. The arc shape of the arc surface 73 is matched with the arc shape formed by the rotation of the armature 4, so that the armature 4 and the arc surface 73 are in line contact all the time.
When the electromagnetic switch is used, after the coil 3 is electrified, the iron core 2 attracts one end of the armature 4 to enable the armature 4 to rotate, and as the arc shape of the arc-shaped surface 73 is matched with the arc shape formed by the rotation of the armature 4, namely the armature 4 rotates around the arc-shaped surface 73 of the push piece 7 to drive the push piece 7, the push piece 7 moves towards the elastic terminal 6, the push piece 7 drives the elastic terminal 6 to move towards the static terminal 5, and further the conduction of the elastic terminal 6 and the static terminal 5 is realized; when the coil 3 is powered off, the elastic terminal 6 drives the push plate 7 to move reversely and reset under the action of the elastic restoring force of the elastic terminal 6, and drives the armature 4 to rotate reversely and reset when the push plate 7 rotates reversely, namely the armature 4 rotates reversely around the arc-shaped surface 73 of the push plate 7 until the elastic terminal 6 and the static terminal 5 are disconnected with each other.
According to the push sheet rotation prevention relay, due to the fact that the armature iron 4 and the push sheet 7 are in line contact all the time, the contact area between the armature iron 4 and the push sheet 7 can be reduced, namely the friction force between the armature iron 4 and the push sheet 7 is reduced, and then the friction loss between the armature iron 4 and the push sheet 7 is reduced, and foreign matters are reduced.
In some embodiments, the first connection hole 41 is a square hole, the first connection post 71 is a square post adapted to the square hole, and a design manner that the square post is connected to the square hole is adopted, so that rotation prevention between the push piece 7 and the armature 4 can be ensured, that is, the push piece 7 can only reciprocate between the armature 4 and the elastic terminal 6, that is, deflection of any form of the push piece 7 can be avoided, and thus, the push piece rotation prevention relay can be ensured to operate smoothly, and has high stability. It is understood that in other alternative embodiments, the first connection hole 41 and the second connection hole 72 may also be designed as a triangular hole, a triangular column, or a prismatic hole, a prismatic column, which is not limited herein.
In some embodiments, the second connecting hole 61 is a circular hole and the second connecting post 72 is a circular post. It is understood that, in other alternative embodiments, the second connecting hole 61 and the second connecting column 72 may also be designed in a triangular hole, a triangular column, or a prismatic hole and a prismatic column, which are not limited herein.
In sum, the push sheet 7 can be installed and positioned on the push sheet rotation-preventing relay through the connecting hole and the connecting column, and the structure is simple and the installation is convenient.
In some embodiments, the housing 1 includes a base 11 and an upper case 12, the yoke 9, the fixed terminal 5 and the elastic terminal 6 are disposed on the base 11, and the upper case 12 covers the base 11, the yoke 9, the iron core 2, the coil 3, the armature 4, the fixed terminal 5, the elastic terminal 6 and the push plate 7 to protect the iron core 2, the coil 3, the armature 4, the fixed terminal 5, the elastic terminal 6 and the push plate 7.
In some embodiments, in order to avoid the push piece 7 from moving excessively to press the elastic terminal 6, the upper case 12 is provided with a position limiting plate 121 extending towards a position between the elastic terminal 6 and the push piece 7, and the position limiting plate 121 is used for limiting the moving position of the push piece 7, so as to ensure that the push piece 7 only moves in the preset safety position.
In some embodiments, in order to mount and fix the yoke 9 on the base 11, two mounting bosses 111 are provided on the base 11 at intervals, positioning slots 112 are provided on two opposite sides of the mounting bosses 111, and the yoke 9 is mounted on the two positioning slots 112 to be positioned on the base 11.
Furthermore, a locking groove 113 is formed on the mounting boss 111, a locking hook 91 is formed on the yoke 9, and the locking hook 91 is hooked on the locking groove 113 to fix the yoke 9 positioned on the base 11.
In some embodiments, the push-piece rotation-prevention relay further includes an elastic reset auxiliary member 8, the mounting boss 111 is further provided with a mounting groove 114, the elastic reset auxiliary member 8 is mounted in the mounting groove 114, and an elastic end of the elastic reset auxiliary member abuts against the armature 4. Adopt the design that is equipped with, when coil 3 circular telegram, armature 4 extrudees elasticity auxiliary member 8 that resets and makes elasticity auxiliary member 8 that resets take place elastic deformation, and when coil 3 outage, elasticity auxiliary member 8 that resets extrudees armature 4 under the effect of self elastic force to supplementary armature 4 resets.
The utility model discloses a rotation relay is prevented to push jack, which comprises a housin 1, yoke 9, iron core 2, coil 3, armature 4, quiet terminal 5, elastic terminal 6 and push jack 7, yoke 9 is located on casing 1, iron core 2 is located on yoke 9, coil 3 encircles iron core 2 and sets up, armature 4 rotates and locates on yoke 9, be equipped with first connecting hole 41 on armature 4, quiet terminal 5, elastic terminal 6 interval sets up and locates on casing 1, be equipped with second connecting hole 61 on elastic terminal 6, push jack 7 is located between armature 4 and the elastic terminal 6, push jack 7 is equipped with the arcwall face 73 that is used for offsetting with armature 4 towards one side of armature 4, be equipped with on the arcwall face 73 and connect in the first spliced pole 71 that first connecting hole 41 is connected, push jack 7 is equipped with the second spliced pole 72 of connecting in second connecting hole 61 towards one side of elastic terminal 6. The arc shape of the arc surface 73 is matched with the arc shape formed by the rotation of the armature 4, so that the armature 4 and the arc surface 73 are in line contact all the time. Due to the arrangement, as the armature 4 and the push piece 7 are in line contact all the time, the contact area between the armature 4 and the push piece 7 can be reduced, namely, the friction force between the armature 4 and the push piece 7 is reduced, and further, the friction loss between the armature 4 and the push piece 7 is reduced and the generation of foreign matters is reduced.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that modifications and embellishments may be made by those skilled in the art without departing from the principles of the present invention and are considered within the scope of the invention.
Claims (8)
1. The utility model provides a push jack prevents changeing formula relay which characterized in that includes:
a housing (1);
the yoke (9), the said yoke (9) is set in the said body (1);
the iron core (2), the said iron core (2) locates on the said yoke (9);
a coil (3), the coil (3) being disposed around the core (2);
the armature (4) is rotatably arranged on the yoke iron (9), and a first connecting hole (41) is formed in the armature (4);
the fixed terminal (5) and the elastic terminal (6) are arranged on the shell (1) at intervals, and a second connecting hole (61) is formed in the elastic terminal (6); and
the push sheet (7) is located between the armature (4) and the elastic terminal (6), an arc-shaped surface (73) used for abutting against the armature (4) is arranged on one side, facing the armature (4), of the push sheet (7), a first connecting column (71) connected with the first connecting hole (41) is arranged on the arc-shaped surface (73), and a second connecting column (72) connected with the second connecting hole (61) is arranged on one side, facing the elastic terminal (6), of the push sheet (7);
the arc shape of the arc surface (73) is matched with the arc shape formed by the rotation of the armature (4), so that the armature (4) and the arc surface (73) are in line contact all the time.
2. The push-piece rotation-preventing relay according to claim 1, wherein the first connection hole (41) is a square hole, and the first connection post (71) is a square post fitted into the square hole.
3. The push-piece rotation-preventing relay according to claim 1, wherein the second connecting hole (61) is a circular hole, and the second connecting post (72) is a circular post.
4. The push-plate rotation-prevention relay according to any one of claims 1 to 3, wherein the housing (1) comprises a base (11) and an upper shell (12), the yoke (9), the stationary terminal (5) and the elastic terminal (6) are all arranged on the base (11), and the upper shell (12) covers the base (11), the yoke (9), the iron core (2), the coil (3), the armature (4), the stationary terminal (5), the elastic terminal (6) and the push-plate (7).
5. The push-tab anti-rotation relay according to claim 4, wherein the upper case (12) is provided with a stopper plate (121) extending toward a position between the elastic terminal (6) and the push-tab (7), the stopper plate (121) being for limiting a moving position of the push-tab (7).
6. The push-piece rotation-proof relay according to claim 4, wherein the base (11) is provided with two mounting bosses (111) arranged at intervals, two opposite sides of the mounting bosses (111) are provided with positioning slots (112), and the yoke (9) is mounted on the two positioning slots (112).
7. The push-piece rotation-preventing relay according to claim 6, wherein a locking groove (113) is formed on the mounting boss (111), a locking hook (91) is formed on the yoke (9), and the locking hook (91) is hooked on the locking groove (113) to fix the yoke (9) on the base (11).
8. The push-piece rotation-preventing relay according to claim 6, further comprising an elastic reset auxiliary member (8), wherein the mounting boss (111) is further provided with a mounting groove (114), the elastic reset auxiliary member (8) is mounted in the mounting groove (114) and an elastic end of the elastic reset auxiliary member abuts against the armature (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221291539.3U CN217822601U (en) | 2022-05-24 | 2022-05-24 | Push plate rotation-proof relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221291539.3U CN217822601U (en) | 2022-05-24 | 2022-05-24 | Push plate rotation-proof relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217822601U true CN217822601U (en) | 2022-11-15 |
Family
ID=83986485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221291539.3U Active CN217822601U (en) | 2022-05-24 | 2022-05-24 | Push plate rotation-proof relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217822601U (en) |
-
2022
- 2022-05-24 CN CN202221291539.3U patent/CN217822601U/en active Active
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