CN212113576U - Novel relay - Google Patents
Novel relay Download PDFInfo
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- CN212113576U CN212113576U CN202020528709.XU CN202020528709U CN212113576U CN 212113576 U CN212113576 U CN 212113576U CN 202020528709 U CN202020528709 U CN 202020528709U CN 212113576 U CN212113576 U CN 212113576U
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- cavity
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- casing
- retainer ring
- armature
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Abstract
The utility model relates to a novel relay reduces the fault rate, increases life, for realizing above-mentioned purpose, the utility model provides a following technical scheme: a novel relay is characterized in that: the novel transformer coil comprises a housin, the casing includes the opening that one end was equipped with and the inside cavity that communicates with the opening of casing, the relative opening one side end face of casing is equipped with the installing support, be equipped with coil assembly and movable contact assembly in the cavity, be equipped with the pretension piece between coil assembly and the cavity bottom, casing opening one end is connected and is equipped with sealed back lid, casing and sealed back lid junction are equipped with the sealing washer.
Description
Technical Field
The utility model relates to a relay technical field, concretely relates to novel relay.
Background
The relay is an automatic switch element with an isolation function, is widely applied to remote control, remote measurement, communication, automatic control, electromechanical integration and power electronic equipment, and is one of the most important control elements.
The existing relay has the defects of high failure rate and short service life due to the materials, the process and the structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, provide a novel relay, reduce the fault rate, increase life.
In order to achieve the above purpose, the utility model provides a following technical scheme: a novel relay is characterized in that: the novel transformer coil comprises a housin, the casing includes the opening that one end was equipped with and the inside cavity that communicates with the opening of casing, the relative opening one side end face of casing is equipped with the installing support, be equipped with coil assembly and movable contact assembly in the cavity, be equipped with the pretension piece between coil assembly and the cavity bottom, casing opening one end is connected and is equipped with sealed back lid, casing and sealed back lid junction are equipped with the sealing washer.
The utility model has the characteristics as above: and a sealing structure is formed between the shell and the rear cover to isolate air and prevent the oxidation of elements in the shell.
The utility model discloses further setting is: the coil assembly includes the coil former, the mounting hole has been seted up to the coil former axial, the terminal surface in the coil former outside is equipped with the wire winding, peg graft in the mounting hole and be equipped with the copper sheathing of adaptation, the copper sheathing includes the axial through-hole that runs through, the through-hole is equipped with moves the iron core, it constitutes the cavity to move iron core axial length short in through-hole axial length, coil former axial both sides terminal surface is equipped with armature and magnetic conduction board respectively.
The utility model discloses further setting is: the armature comprises an armature column and an armature plate fixedly connected with one end of the armature column in a surrounding mode, the exposed portion of the armature column forms an inserting portion matched with the cavity, the length of the inserting portion is smaller than that of the cavity, when the inserting portion is inserted into the cavity in an inserting mode, a movable cavity capable of enabling the movable iron core to move is formed between the inserting portion and the movable iron core, and an inserting hole is formed in the center of the armature column in an axial penetrating mode.
The utility model discloses further setting is: the movable contact assembly comprises an ejector rod matched with the plug-in hole, a retainer ring opening is formed in one end of the ejector rod in a surrounding mode, a split retainer ring matched with the retainer ring opening is arranged in a clamping mode of the retainer ring opening, a limiting wall is arranged on the ejector rod in a split mode relative to the retainer ring in a surrounding mode, a movable contact is sleeved between the split retainer ring and the limiting wall and abuts against the split retainer ring, a buffer spring is arranged between the movable contact and the limiting wall and abuts against the movable contact and the limiting wall respectively, a return spring is sleeved on the ejector rod on one side, opposite to the buffer spring, of the split retainer ring, and the return spring abuts against the sealed rear cover.
The utility model has the characteristics as above: the shell is internally sealed, so that oxidation failure is prevented, the service life is prolonged, and meanwhile, the return force of the movable contact ejector rod is ensured by the arrangement of the return spring, arc discharge is prevented, and the movable contact is protected.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the housing according to the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a coil assembly according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a coil assembly according to an embodiment of the present invention.
Fig. 5 is a first schematic structural diagram of an armature assembly according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an armature assembly according to an embodiment of the present invention.
Fig. 7 is a first schematic structural diagram of a moving contact assembly according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a moving contact assembly according to an embodiment of the present invention.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
The novel relay shown in fig. 1-8 is characterized in that: the sealing device comprises a shell 1, wherein the shell 1 comprises an opening 101 arranged at one end and a cavity 102 communicated with the opening 101 in the shell, an installation support 2 is arranged on the end face of one side of the shell 1 opposite to the opening 101, the installation support 2 is connected with the end face of the outer side of the bottom of the shell 1 in a riveting manner, a coil assembly 3 and a movable contact assembly 12 are arranged in the cavity 102, a pre-tightening piece 5 is arranged between the coil assembly 3 and the bottom of the cavity 102, a sealing rear cover 6 is connected with one end of the opening 101 of the shell 1, the sealing rear cover 6 is the same as the prior art and comprises a cover body provided with an installation opening, a hollow copper rivet, a hexagon nut, a spring washer, a flat washer and an O-shaped ring for sealing are arranged between the hexagon nut and the cover body, so that the sealing rear cover is sealed except for the installation opening, the opening of the cover body is connected with the shell 1, the coil assembly, the coil frame 401 is provided with a winding 403 on the outer end face, the mounting hole 402 is provided with a copper sleeve 7 in an inserting manner, the copper sleeve 7 comprises a through hole 701 which axially penetrates through the coil frame, the through hole 701 is provided with a movable iron core 8, the axial length of the movable iron core 8 is shorter than the axial length of the through hole 701 to form a cavity 11, the end faces on two axial sides of the coil frame 401 are respectively provided with an armature 9 and a magnetic conductive plate 10, the armature 9 comprises an armature column 901 and an armature plate 902 which is fixedly connected by riveting around one end of the armature column 901, the armature plate 902 is provided with a through hole 90201, the exposed part of the armature column 901 forms an inserting part 90101 which is adapted to the cavity 11, the length of the inserting part 90101 is smaller than the length of the cavity, so that when the inserting part 90101 is inserted into the cavity 11, a movable cavity 1101 which can allow the movable iron core 8 to move is formed between the inserting part 90101 and the movable, the movable contact assembly 12 comprises a top rod 1201 matched with the plug-in hole 90102, one end of the top rod 1201 is provided with a check ring opening 1202 in a surrounding mode, the check ring opening 1202 is connected with an opening check ring 1203 in a clamping mode, the top rod 1201 is provided with a limiting wall 1204 in a surrounding mode relative to the check ring opening 1202, a movable contact 1205 is sleeved between the opening check ring 1203 and the limiting wall 1204 and abuts against the opening check ring 1203, a buffer spring 1206 is arranged between the movable contact 1205 and the limiting wall 1204 and abuts against the movable contact 1205 and the limiting wall 1204 respectively, a return spring 1207 is sleeved on the top rod 1201 on one side of the opening check ring 1203 relative to the buffer spring 1206, the return spring 1207 abuts against the sealed rear cover 6 after being installed in place, and a sealing ring is further arranged at the connection position of the sealed rear cover 6 and the shell 1.
Claims (4)
1. A novel relay is characterized in that: the novel transformer coil comprises a housin, the casing includes the opening that one end was equipped with and the inside cavity that communicates with the opening of casing, the relative opening one side end face of casing is equipped with the installing support, be equipped with coil assembly and movable contact assembly in the cavity, be equipped with the pretension piece between coil assembly and the cavity bottom, casing opening one end is connected and is equipped with sealed back lid, casing and sealed back lid junction are equipped with the sealing washer.
2. The novel relay according to claim 1, wherein: the coil assembly includes the coil former, the mounting hole has been seted up to the coil former axial, the terminal surface in the coil former outside is equipped with the wire winding, peg graft in the mounting hole and be equipped with the copper sheathing of adaptation, the copper sheathing includes the axial through-hole that runs through, the through-hole is equipped with moves the iron core, it constitutes the cavity to move iron core axial length short in through-hole axial length, coil former axial both sides terminal surface is equipped with armature and magnetic conduction board respectively.
3. A novel relay according to claim 2, wherein: the armature comprises an armature column and an armature plate fixedly connected with one end of the armature column in a surrounding mode, the exposed portion of the armature column forms an inserting portion matched with the cavity, the length of the inserting portion is smaller than that of the cavity, when the inserting portion is inserted into the cavity in an inserting mode, a movable cavity capable of enabling the movable iron core to move is formed between the inserting portion and the movable iron core, and an inserting hole is formed in the center of the armature column in an axial penetrating mode.
4. A novel relay according to claim 3, wherein: the movable contact assembly comprises an ejector rod matched with the plug-in hole, a retainer ring opening is formed in one end of the ejector rod in a surrounding mode, a split retainer ring matched with the retainer ring opening is arranged in a clamping mode of the retainer ring opening, a limiting wall is arranged on the ejector rod in a split mode relative to the retainer ring in a surrounding mode, a movable contact is sleeved between the split retainer ring and the limiting wall and abuts against the split retainer ring, a buffer spring is arranged between the movable contact and the limiting wall and abuts against the movable contact and the limiting wall respectively, a return spring is sleeved on the ejector rod on one side, opposite to the buffer spring, of the split retainer ring, and the return spring abuts against the sealed rear cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020528709.XU CN212113576U (en) | 2020-04-10 | 2020-04-10 | Novel relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020528709.XU CN212113576U (en) | 2020-04-10 | 2020-04-10 | Novel relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212113576U true CN212113576U (en) | 2020-12-08 |
Family
ID=73631006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020528709.XU Active CN212113576U (en) | 2020-04-10 | 2020-04-10 | Novel relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212113576U (en) |
-
2020
- 2020-04-10 CN CN202020528709.XU patent/CN212113576U/en active Active
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