CN217280612U - High-voltage direct-current relay and auxiliary movable reed assembly thereof - Google Patents
High-voltage direct-current relay and auxiliary movable reed assembly thereof Download PDFInfo
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- CN217280612U CN217280612U CN202220799353.2U CN202220799353U CN217280612U CN 217280612 U CN217280612 U CN 217280612U CN 202220799353 U CN202220799353 U CN 202220799353U CN 217280612 U CN217280612 U CN 217280612U
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- auxiliary movable
- auxiliary
- connecting plate
- spring assembly
- contact
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Abstract
The utility model discloses a high voltage direct current relay and supplementary movable contact spring subassembly thereof, wherein, supplementary movable contact spring subassembly includes fixing base and supplementary movable contact spring, supplementary movable contact spring be equipped with this somatic part and two set up respectively in the effect portion at this somatic part both ends, two the effect portion set up symmetrically in the both sides of fixing base, this somatic part inlays to be located in the fixing base, and make two the one end of effect portion is fixed in the fixing base, two the other end of effect portion is compared respectively the relative both sides evagination of fixing base sets up to can contact respectively and switch on in two supplementary stationary contacts. The utility model discloses technical scheme aims at promoting the structural stability of supplementary movable contact spring subassembly to guarantee the working property of relay.
Description
Technical Field
The utility model relates to a relay technical field, in particular to high voltage direct current relay and supplementary movable contact spring subassembly thereof.
Background
Along with the development of the relay, the stability of contact connection in the relay is more and more concerned about, and for the open and close state of monitoring the main contact, the high-voltage relay can set up supplementary movable contact spring usually. The supplementary movable reed can produce great vibration at the in-process of frequently moving, however, the structural stability of current supplementary movable reed is poor for supplementary movable reed drops easily or breaks, has reduced the monitoring effect of supplementary movable reed subassembly, lets supplementary movable reed subassembly became invalid even, and serious still can lead to the relay to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an auxiliary movable contact spring subassembly aims at promoting the structural stability of auxiliary movable contact spring subassembly to guarantee high-voltage direct-current relay's working property.
In order to achieve the above object, the utility model provides an auxiliary movable reed subassembly, include:
a fixed seat; and
the auxiliary movable reed is provided with a body part and two action parts which are respectively arranged at two ends of the body part, the two action parts are symmetrically arranged at two sides of the fixed seat, the body part is embedded in the fixed seat, one ends of the two action parts are fixed on the fixed seat, and the other ends of the two action parts are respectively arranged in a protruding way compared with the two opposite sides of the fixed seat and can be respectively contacted and conducted with the two auxiliary stationary contacts.
Optionally, the auxiliary movable spring assembly further comprises a connecting plate, the connecting plate is fixedly mounted on the fixing seat, and the connecting plate is used for fixedly connecting the push rod assembly.
Optionally, the connecting plate is provided with a fixing hole, the push rod assembly is provided with a fixing convex part, and the fixing hole is used for the fixing convex part to be fixedly inserted.
Optionally, the fixing seat is provided with an avoiding notch, and the avoiding notch is arranged opposite to the fixing hole.
Optionally, the fixing seat is provided with a mounting groove, and the connecting plate is fixedly arranged in the mounting groove.
Optionally, the auxiliary movable spring and the connecting plate are integrally formed with the fixing seat in an insert injection molding mode.
Optionally, the connecting plate is made of an iron material.
Optionally, the fixing seat is provided with a protection groove corresponding to the action portion, and the action portion is fixedly connected to a side groove wall of the protection groove.
Optionally, the fixing seat further includes a supporting protrusion protruding outward from the protection slot, the supporting protrusion is disposed on a side of the action portion opposite to a side for contacting and conducting the auxiliary stationary contact, and one end of the action portion away from the main body portion protrudes outward than the supporting protrusion.
Optionally, the surface of the fixing seat is provided with a creepage rib, and the creepage rib is located on one side of the acting part, which is used for contacting and conducting the auxiliary stationary contact.
Optionally, a contact portion is disposed at an end of the acting portion away from the main body, the contact portion is used for contacting and conducting with the auxiliary stationary contact, and the contact portion is made of a copper alloy or a silver alloy.
The utility model also provides a high voltage direct current relay, including aforementioned supplementary movable contact spring subassembly.
The utility model discloses an auxiliary movable reed subassembly, the this somatic part of auxiliary movable reed inlays and locates in the fixing base, and the effect portion that is located this somatic part both ends sets up in the both sides of fixing base symmetrically, so, when the action of auxiliary movable reed, the effect portion is at the symmetrical both sides atress of fixing base, and the atress at auxiliary movable reed both ends will be balanced, has avoided the effort of unilateral to the destruction of auxiliary movable reed for the stable effect of auxiliary movable reed is better. In addition, one ends of the two action parts, which are used for contacting and conducting the two auxiliary static contacts, are arranged to protrude outwards compared with the two opposite sides of the fixed seat, so that the interference of the fixed seat on the auxiliary static contacts is avoided, and the contact between the auxiliary movable spring piece and the auxiliary static contacts is facilitated. Therefore, the auxiliary movable reed assembly is strong in structural stability and can better resist vibration interference, and therefore the reliability of monitoring the main contact is improved, and the working performance of the relay is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of an auxiliary movable spring plate assembly according to the present invention;
fig. 2 is an exploded view of an embodiment of the auxiliary movable spring plate assembly of the present invention;
fig. 3 is a schematic structural view of an embodiment of the present invention, in which the auxiliary movable spring plate assembly and the pushing rod assembly are matched.
The reference numbers illustrate:
| reference numerals | Name(s) | Reference numerals | Name (R) |
| 100 | Auxiliary |
200 | |
| 110 | |
210 | |
| 120 | |
211 | |
| 121 | |
220 | Supporting |
| 122 | Arc- |
230 | Avoiding |
| 300 | Connecting |
240 | |
| 310 | |
250 | |
| 400 | |
410 | Fixing projection |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an auxiliary movable contact spring subassembly.
In the embodiment of the present invention, please refer to fig. 1 to fig. 3, the auxiliary movable spring assembly includes:
a fixed seat 200; and
the auxiliary movable spring 100 has a main body 110 and two acting portions 120 respectively disposed at two ends of the main body 110, the two acting portions 120 are symmetrically disposed at two sides of the fixing base 200, the main body 110 is embedded in the fixing base 200, so that one ends of the two acting portions 120 are fixed to the fixing base 200, and the other ends of the two acting portions 120 are respectively protruded outwards from two opposite sides of the fixing base 200 and respectively contact and conduct with the two auxiliary stationary contacts.
In the prior art, two auxiliary movable contacts of the auxiliary movable spring are located on the same side of the fixed base, and when the two auxiliary movable contacts interact with the two auxiliary stationary contacts, vibration is only generated on one side of the fixed base, so that the stress between the fixed base and the auxiliary movable spring is unbalanced, the auxiliary movable spring is easy to fall off or break, and the structural stability of the auxiliary movable spring is greatly influenced.
The utility model discloses an auxiliary movable reed subassembly, the noumenon part 110 of auxiliary movable reed 100 inlays and locates in fixing base 200, and the effect portion 120 that is located noumenon part 110 both ends sets up in fixing base 200's both sides symmetrically, so, when auxiliary movable reed moves, the effect portion is at the symmetrical both sides atress of fixing base, and the atress at auxiliary movable reed 100 both ends will be balanced, has avoided the effort of unilateral to the destruction of auxiliary movable reed 100 for auxiliary movable reed 100's stable effect is better. In addition, the two action parts 120 are used for contacting and conducting one ends of the two auxiliary stationary contacts and are arranged in a protruding mode compared with the two opposite sides of the fixed base 200, so that the interference of the fixed base 200 on the auxiliary stationary contacts is avoided, the auxiliary movable contact spring 100 is more convenient to contact with the auxiliary stationary contacts, in addition, the air gap between the auxiliary movable contact spring 100 and the fixed base 200 is increased, and the working performance of the relay is favorably ensured. Therefore, the auxiliary movable reed assembly is strong in structural stability and can better resist vibration interference, and therefore the reliability of monitoring the main contact is improved, and the working performance of the relay is guaranteed.
In one embodiment, as shown in fig. 3, the auxiliary movable spring assembly further includes a connecting plate 300, the connecting plate 300 is fixedly mounted on the fixing base 200, and the connecting plate 300 is used for fixedly connecting the push rod assembly 400. In this embodiment, the connection plate 300 is fixedly connected to the push rod assembly 400, so that the auxiliary movable spring plate assembly and the push rod assembly 400 are assembled, and the auxiliary movable spring plate 100 is relatively fixed to the active spring plate of the push rod assembly 400. Of course, in other embodiments, the push rod assembly may be fixedly connected to the fixing base.
Further, in the present embodiment, as shown in fig. 3, the connecting plate 300 is provided with a fixing hole 310, the push rod assembly 400 is provided with a fixing protrusion 410, and the fixing hole 310 is used for the fixing protrusion 410 to be fixedly inserted. Wherein, the fixing protrusion 410 is over-tightly fitted in the fixing hole 310, that is, the fixing protrusion 410 is riveted to the fixing hole 310, so that the push rod assembly 400 is stably connected with the connecting plate 300. Of course, in other embodiments, the auxiliary movable spring plate assembly and the push rod assembly 400 can be connected by welding or snap-fit or screw-lock attachment.
In particular, the material of connecting plate 300 sets up to the magnetic conduction iron material, and so, connecting plate 300's structural strength is high, is favorable to guaranteeing the connection stability between connecting plate 300 and the catch bar subassembly 400. Particularly, catch bar subassembly 400 is provided with the magnetic conduction piece, and fixed convex part 410 sets up in the magnetic conduction piece, so, pegs graft in fixed convex part 410 after fixed hole 310, and the material of connecting plate 300 is the iron material that can lead the magnetism, and so, connecting plate 300 can be magnetized by the magnetic conduction piece, and multiplicable magnetic conduction sectional area possesses the magnetic attraction between connecting plate 300 and the magnetic conduction piece, is favorable to promoting the connection stability between connecting plate 300 and the magnetic conduction piece. Of course, in other embodiments, the connecting plate may also be provided as a magnet.
Further, in the present embodiment, the fixing base 200 is provided with an avoiding notch 230, and the avoiding notch 230 is disposed opposite to the fixing hole 310. Without loss of generality, in the embodiment, the avoiding notches 230 and the protecting grooves 210 are arranged in a staggered manner to ensure the structural strength of the fixing base 200. Wherein, the fixed orifices 310 are used for riveting the fixed convex portion 410, and for reaching better riveting effect, the fixed convex portion 410 needs to be protruded out of the surface of the connecting plate 300 properly, so, the avoiding notch 230 is arranged on the fixing seat 200, the fitting degree between the fixing seat 200 and the connecting plate 300 can be ensured not to be damaged, and the connection stability is enhanced. In addition, the arrangement of the avoiding notch 230 enables the connection plate 300 to be riveted with the push rod assembly 400 more conveniently, and the installation efficiency is improved. Of course, in other embodiments, the connecting plate may have a portion protruding outward from the fixing base, and the fixing hole is disposed on the protruding portion.
Optionally, when the auxiliary movable reed 100, the connecting plate 300 and the fixing base 200 are combined, they may be integrally formed by insert molding; or, the auxiliary movable reed 100 and the fixed seat 200 are integrally formed into a module by means of insert injection molding, and then the connecting plate 300 and the fixed seat 200 are installed and fixed; alternatively, the connecting plate 300 and the fixing base 200 are integrally formed into another module by insert molding, and then the auxiliary movable spring 100 is assembled and fixed with the module. Through the mode with the injection moulding of supplementary movable spring part or whole parts, promoted the processing convenience, guaranteed the production efficiency of supplementary movable spring subassembly. Without loss of generality, in the present example, the auxiliary movable reed 100 and the connecting plate 300 are integrally formed with the fixed seat 200 by means of insert molding.
Further, in this embodiment, as shown in fig. 2, the fixing base 200 is provided with a mounting groove 240, and the connecting plate 300 is fixedly disposed in the mounting groove 240, so as to further improve the connection stability between the fixing base 200 and the connecting plate 300.
Further, in the present embodiment, as shown in fig. 1, the fixing base 200 is provided with a protection groove 210 corresponding to the acting part 120, and the acting part 120 is fixedly connected to a side groove wall 211 of the protection groove 210. The end of the action part 120 fixed on the fixed seat 200 is the key point of stress, and the protection of the position needs to be paid attention during the transportation or use process of the relay. The protective groove 210 is provided to block damage to the action part 120 by other members, and to prevent the auxiliary movable spring 100 from falling off or breaking.
Further, in the present embodiment, as shown in fig. 1, the fixing base 200 further includes a supporting protrusion 220 protruding outward from the protection slot 210, the supporting protrusion 220 is disposed on the opposite side of the acting portion 120 for contacting and conducting the auxiliary stationary contact, and one end of the acting portion 120 away from the main body portion 110 is protruding outward than the supporting protrusion 220. Action portion 120 when switching on with the contact of supplementary stationary contact, both can produce the effort, and when this effort was too big, action portion 120 will take place great deformation, and support convex part 220 can provide the support for action portion 120 when taking place great deformation, avoids the excessive atress of action portion 120 to warp, prevents that action portion 120 from taking place to drop or split. In addition, the action part 120 can be provided with an arc part 122 near the end connected with the fixed seat 200, and the gap of the arc part 122 faces the supporting convex part 220, so as to increase the elasticity of the action part 120 and improve the reliability of the auxiliary movable spring 100.
Further, in the present embodiment, as shown in fig. 1, a creepage rib 250 is provided on the surface of the fixing base 200, and the creepage rib 250 is located on the side of the acting portion 120 for contacting and conducting the auxiliary stationary contact. Therefore, the creepage distance of the fixing seat 200 can be increased, the insulating property of the fixing seat 200 is improved, and the arc effect generated by the auxiliary movable reed component is weakened.
Further, in the present embodiment, as shown in fig. 2, a contact portion 121 is disposed at an end of the acting portion 120 away from the main body portion 110, the contact portion 121 is used for contacting and conducting with the auxiliary stationary contact, and the contact portion 121 is made of a copper alloy or a silver alloy. The copper alloy or silver alloy material has good conductivity, and can enhance the conductivity of the auxiliary movable spring 100 and reduce the probability of electric arc generation. Particularly, the resistance ratio of the copper alloy or the silver alloy material is small, so that the heat generated by the auxiliary movable spring piece 100 when the load is large is also low, the deformation of the auxiliary movable spring piece 100 due to overheating is avoided, and the stability of the auxiliary movable spring piece 100 can be better improved. Of course, in other embodiments, the end of the acting portion 120 may be directly contacted and conducted with the auxiliary stationary contact, so as to improve the production efficiency and reduce the product cost.
The utility model also provides a high-voltage direct-current relay, this high-voltage direct-current relay include supplementary movable contact spring subassembly, and the concrete structure of this supplementary movable contact spring subassembly refers to above-mentioned embodiment, because this high-voltage direct-current relay has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer gives unnecessary details here.
The above is only the optional embodiment of the present invention, and not limiting the patent scope of the present invention, all under the inventive concept of the present invention, the equivalent structure transformation made by the contents of the specification and the attached drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (12)
1. An auxiliary movable spring assembly, comprising:
a fixed seat; and
the auxiliary movable reed is provided with a body part and two action parts which are respectively arranged at two ends of the body part, the two action parts are symmetrically arranged at two sides of the fixed seat, the body part is embedded in the fixed seat, so that one ends of the two action parts are fixed on the fixed seat, and the other ends of the two action parts are respectively arranged in a way of protruding outwards compared with two opposite sides of the fixed seat and can be respectively contacted and conducted with the two auxiliary stationary contacts.
2. The assistive movable reed assembly of claim 1, further comprising a connecting plate fixedly attached to the fixed base, the connecting plate configured to fixedly attach to a push rod assembly.
3. The auxiliary movable spring assembly as claimed in claim 2, wherein the connecting plate is provided with a fixing hole, and the push rod assembly is provided with a fixing protrusion, and the fixing hole is used for fixedly inserting the fixing protrusion.
4. An auxiliary movable spring assembly as claimed in claim 3 wherein said anchor block is provided with an escape notch, said escape notch being disposed opposite said anchor aperture.
5. The auxiliary movable spring assembly of claim 2, wherein the fixed seat is provided with an installation groove, and the connecting plate is fixedly arranged in the installation groove.
6. The auxiliary movable spring assembly of claim 2 wherein the auxiliary movable spring and the connecting plate are integrally formed with the anchor block by insert molding.
7. An auxiliary movable contact spring assembly according to claim 2, wherein the connecting plate is made of magnetically conductive iron.
8. The auxiliary movable spring assembly as claimed in claim 1, wherein the holder is provided with a protection groove corresponding to the acting portion, and the acting portion is fixedly connected to a side groove wall of the protection groove.
9. The auxiliary movable contact spring assembly as claimed in claim 8, wherein the fixing base further comprises a supporting protrusion protruding from the protection slot, the supporting protrusion is disposed on a side of the acting portion opposite to the side for contacting and conducting the auxiliary stationary contact, and an end of the acting portion away from the main body is protruded outward than the supporting protrusion.
10. The auxiliary movable contact spring assembly as claimed in claim 1, wherein the surface of the fixed seat is provided with a creepage rib, and the creepage rib is positioned at one side of the acting part for contacting and conducting the auxiliary stationary contact.
11. An auxiliary movable contact spring assembly according to any one of claims 1 to 10, wherein a contact portion is disposed at an end of the acting portion away from the main body, the contact portion is configured to be in contact with the auxiliary stationary contact, and the contact portion is made of a copper alloy or a silver alloy.
12. A high voltage direct current relay, characterized in that it comprises an auxiliary movable reed assembly according to any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220799353.2U CN217280612U (en) | 2022-04-07 | 2022-04-07 | High-voltage direct-current relay and auxiliary movable reed assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220799353.2U CN217280612U (en) | 2022-04-07 | 2022-04-07 | High-voltage direct-current relay and auxiliary movable reed assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217280612U true CN217280612U (en) | 2022-08-23 |
Family
ID=82874851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220799353.2U Active CN217280612U (en) | 2022-04-07 | 2022-04-07 | High-voltage direct-current relay and auxiliary movable reed assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217280612U (en) |
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2022
- 2022-04-07 CN CN202220799353.2U patent/CN217280612U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liao Gonglong Inventor before: Huang Jiajian Inventor before: Liao Gonglong Inventor before: Li Xingqun |