CN214378250U - Relay with strong magnetic holding capacity - Google Patents
Relay with strong magnetic holding capacity Download PDFInfo
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- CN214378250U CN214378250U CN202120562262.2U CN202120562262U CN214378250U CN 214378250 U CN214378250 U CN 214378250U CN 202120562262 U CN202120562262 U CN 202120562262U CN 214378250 U CN214378250 U CN 214378250U
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- yoke
- framework
- relay
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- conducting strips
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Abstract
The utility model discloses a relay that magnetic latching ability is strong, it includes iron core, skeleton, coil, metal baffle, armature, movable contact and stationary contact, the skeleton includes base, roof, connects the installation pipe between base and roof and fixes the yoke on the base, the iron core cartridge is in the installation pipe, metal baffle and yoke install in the same one side of skeleton, accompany the magnet steel between metal baffle and the yoke; the framework is also provided with a pair of conducting strips, the conducting strips are L-shaped, one end of each conducting strip is a pin, the other end of each conducting strip is provided with a static contact, and the static contacts on the two conducting strips are arranged oppositely up and down; the framework is also connected with a movable contact which is arranged at the end part of the reed and is positioned between the two fixed contacts. The utility model discloses the relay that magnetism retentivity is strong that obtains utilizes yoke and metal baffle to strengthen the magnetic force of magnet steel to improve magnetism retentivity, its retentivity is strong, electric power that can the saving control usefulness.
Description
Technical Field
The utility model relates to a relay, especially a relay that magnetic latching ability is strong.
Background
As an electrical appliance element which needs to control current to drive an electromagnet to generate a magnetic field so as to enable an armature to be closed or disconnected, the relay needs to continuously supply power to a coil when the armature needs to be kept attracted with the electromagnet, and the mode not only can accelerate the aging of the coil easily, but also can improve the energy consumption of equipment.
Therefore, magnetic latching relays appear in the market, such relays mostly adopt a form of increasing magnetic steel, for example, patent CN201120133518.4 discloses a magnetic latching relay, the magnetic steel of the relay is arranged at the bottom of a framework, the distance from the armature is far, the attraction force is weak, and the reliability is insufficient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a great magnetic latching ability's of actuation power relay in order to solve above-mentioned prior art not enough.
In order to achieve the above object, the utility model relates to a relay with strong magnetic holding capacity, which comprises an iron core, a framework, a coil, a metal partition plate, an armature, a movable contact and a stationary contact, wherein the framework comprises a base, a top plate, an installation pipe connected between the base and the top plate and a yoke fixed on the base, the iron core is inserted in the installation pipe, the metal partition plate and the yoke are installed on the same side of the framework, and a magnetic steel is clamped between the metal partition plate and the yoke; the framework is also provided with a pair of conducting strips, the conducting strips are L-shaped, one end of each conducting strip is a pin, the other end of each conducting strip is provided with a static contact, one end of each conducting strip provided with the pin penetrates through the base, the end provided with the static contact is positioned above the top plate, and the static contacts on the two conducting strips are arranged oppositely up and down; the movable contact is arranged at the end part of the reed and positioned between the two fixed contacts.
For convenience in installation, the yoke is L-shaped, the base is provided with an inserting groove for installing the yoke, the opening of the inserting groove faces to the opposite side of the installation position of the conducting strip on the framework, and the connecting section of the moving strip is fixed on the yoke.
In order to facilitate installation and simplify the framework structure, the metal partition plate is fixed on the yoke, a groove is formed in one surface, facing the yoke, of the metal partition plate, and the magnetic steel is installed in the groove
The utility model discloses the relay that magnetism retentivity is strong that obtains, through setting up the magnet steel, after the coil outage, can not break off by the armature of actuation to make the movable contact still keep with the state of below stationary contact actuation, its retentivity is strong, electric power that can the saving control usefulness.
Drawings
Fig. 1 is a sectional view of a relay of embodiment 1 of the present invention having a high magnetic retaining ability;
fig. 2 is a perspective view of a relay of embodiment 2 of the present invention having a high magnetic retaining ability;
FIG. 3 is a sectional view of embodiment 2.
In the figure: the magnetic-field-type magnetic-field sensor comprises an iron core 1, a framework 2, a coil 3, a metal partition plate 4, an armature 5, a movable contact 6, a fixed contact 7, magnetic steel 8, a conducting plate 9, a movable plate 10, a base 20, a top plate 21, an installation tube 22, a yoke 23, an insertion slot 24, a groove 40, a pin 90, a connecting section 100 and a reed 101.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1:
the relay with strong magnetic holding capacity described in this embodiment, as shown in fig. 1, includes an iron core 1, a frame 2, a coil 3, a metal partition plate 4, an armature 5, a moving contact 6, and a stationary contact 7, where the frame 2 includes a base 20, a top plate 21, a mounting tube 22 connected between the base 20 and the top plate 21, and a yoke 23 fixed on the base 20, the iron core 1 is inserted into the mounting tube 22, the metal partition plate 4 and the yoke 23 are mounted on the same side of the frame 2, and a magnetic steel 8 is sandwiched between the metal partition plate 4 and the yoke 23; the framework 2 is also provided with a pair of conducting strips 9, the conducting strips 9 are L-shaped, one end of each conducting strip 9 is a pin 90, the other end of each conducting strip is provided with a stationary contact 7, one end of each conducting strip 9 provided with the pin 90 penetrates through the base 20, the end provided with the stationary contact 7 is positioned above the top plate 21, and the stationary contacts 7 on the two conducting strips 9 are arranged in a vertically opposite mode; the framework 2 is further connected with a movable piece 10, the movable piece 10 comprises a connecting section 100 fixed with the framework 2 and a spring piece 101 used for installing the movable contact 6, the spring piece 101 is located on the top plate 21, the armature 5 is arranged on one surface, facing the top plate 21, of the spring piece 101, and the movable contact 6 is arranged at the end part of the spring piece 101 and located between the two fixed contacts 7.
In the actual working process, when the coil 3 is electrified, the iron core 1 attracts the armature 5, the movable contact 6 is in contact with the fixed contact 7 below, the magnetic steel 8 attracts the armature 5 at the same time, and the movable contact 6 cannot be disconnected with the fixed contact 7 even if the coil 3 is powered off, so that the magnetic latching is realized.
In this embodiment, the yoke may be inserted into and mounted on the frame from a side of the frame.
The relay with strong magnetic holding capacity provided by the embodiment utilizes the yoke 23 and the metal partition plate 4 to enhance the magnetic force of the magnetic steel 8, thereby improving the magnetic holding capacity, having strong holding capacity and saving electric power for control.
Example 2:
in the relay with strong magnetic holding capability described in this embodiment, as shown in fig. 2 and fig. 3, in addition to the features described in embodiment 1, for convenience of installation, the yoke 23 is L-shaped, the base 20 is provided with an insertion slot 24 for installing the yoke 23, the opening of the insertion slot 24 faces the opposite side of the installation position of the conductive plate 9 on the frame 2, and the connection segment 100 of the moving plate 10 is fixed to the yoke 23.
In order to facilitate installation and simplify the structure of the framework 2, the metal partition plate 4 is fixed on the yoke 23, a groove 40 is formed in one surface, facing the yoke 23, of the metal partition plate 4, and the magnetic steel 8 is installed in the groove 40.
Claims (3)
1. A relay with strong magnetic holding capacity comprises an iron core (1), a framework (2), a coil (3), a metal partition plate (4), an armature (5), a movable contact (6) and a fixed contact (7), and is characterized in that the framework (2) comprises a base (20), a top plate (21), an installation pipe (22) connected between the base (20) and the top plate (21) and a yoke (23) fixed on the base (20), the iron core (1) is inserted in the installation pipe (22), the metal partition plate (4) and the yoke (23) are installed on the same side of the framework (2), and magnetic steel (8) is clamped between the metal partition plate (4) and the yoke (23); the framework (2) is also provided with a pair of conducting strips (9), the conducting strips (9) are L-shaped, one ends of the conducting strips (9) are pins (90), the other ends of the conducting strips are provided with static contacts (7), one ends of the conducting strips (9) provided with the pins (90) penetrate through the base (20), the ends provided with the static contacts (7) are positioned above the top plate (21), and the static contacts (7) on the two conducting strips (9) are arranged in an up-down opposite mode; the movable contact piece structure is characterized in that a movable piece (10) is further connected onto the framework (2), the movable piece (10) comprises a connecting section (100) fixed with the framework (2) and a reed (101) used for installing a movable contact (6), the reed (101) is located on the top plate (21), the armature (5) is arranged on one surface, facing the top plate (21), of the reed (101), and the movable contact (6) is arranged at the end part of the reed (101) and located between the two fixed contacts (7).
2. The relay with strong magnetic holding capacity according to claim 1, wherein the yoke (23) is L-shaped, the base (20) is provided with an insertion slot (24) for installing the yoke (23), the opening of the insertion slot (24) faces to the opposite side of the installation position of the conducting strip (9) on the framework (2), and the connecting section (100) of the moving strip (10) is fixed on the yoke (23).
3. A relay with strong magnetic holding capacity according to claim 1 or 2, wherein the metal partition plate (4) is fixed on the yoke (23), a groove (40) is arranged on one surface of the metal partition plate (4) facing the yoke (23), and the magnetic steel (8) is arranged in the groove (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120562262.2U CN214378250U (en) | 2021-03-19 | 2021-03-19 | Relay with strong magnetic holding capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120562262.2U CN214378250U (en) | 2021-03-19 | 2021-03-19 | Relay with strong magnetic holding capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214378250U true CN214378250U (en) | 2021-10-08 |
Family
ID=77972000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120562262.2U Active CN214378250U (en) | 2021-03-19 | 2021-03-19 | Relay with strong magnetic holding capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214378250U (en) |
-
2021
- 2021-03-19 CN CN202120562262.2U patent/CN214378250U/en active Active
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