CN213071010U - Normally closed relay convenient for current regulation - Google Patents
Normally closed relay convenient for current regulation Download PDFInfo
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- CN213071010U CN213071010U CN202021621169.6U CN202021621169U CN213071010U CN 213071010 U CN213071010 U CN 213071010U CN 202021621169 U CN202021621169 U CN 202021621169U CN 213071010 U CN213071010 U CN 213071010U
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- normally closed
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 230000003068 static effect Effects 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a normally closed relay convenient to regulating current, include: a housing; an end cap; the movable point type electric power tool comprises a framework, a first yoke iron is fixedly installed at one end of the framework, a second yoke iron is fixedly installed at the other end of the framework, the bottom end of the second yoke iron is in contact with one end of the first yoke iron, a movable spring is fixedly installed at the bottom end of the first yoke iron and one end of the second yoke iron, and a movable point is fixedly installed at one end of the movable spring; the upper static spring is fixedly provided with a static point at one side of the bottom end of the upper static spring; the utility model discloses simple structure, convenient operation is swift, low and the performance safe and reliable of cost of manufacture, through the quiescent point circular telegram produce magnetic force, then can adsorb the moving point, also can drive the moving spring simultaneously and move, then can carry out opening of electric current, when the electrostatic power-off loses magnetic force, the moving point is replied to the normal position under the resilience force of moving spring, the moving point directly parts with the quiescent point, then can realize closing of electric current for this normally closed relay is convenient for have very good practicality to the regulation of electric current.
Description
Technical Field
The utility model relates to a normally closed relay technical field specifically is a normally closed relay convenient to regulating current.
Background
A relay is an electric control device, which is an electric appliance that generates a predetermined step change in a controlled variable in an electric output circuit when a change in an input variable (an excitation variable) meets a prescribed requirement, and has an interactive relationship between a control system (also called an input circuit) and the controlled system (also called an output circuit). It is commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like.
However, in the current market, the traditional normally closed relays are relatively single in functionality and inconvenient to use, and when the traditional normally closed relays are used, the current is inconvenient to turn on and off, so that the overall use effect is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a normally closed relay convenient to regulating current to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a normally closed relay for facilitating regulation of current, comprising:
a housing;
an end cap;
the movable point type electric power tool comprises a framework, a first yoke iron is fixedly installed at one end of the framework, a second yoke iron is fixedly installed at the other end of the framework, the bottom end of the second yoke iron is in contact with one end of the first yoke iron, a movable spring is fixedly installed at the bottom end of the first yoke iron and one end of the second yoke iron, and a movable point is fixedly installed at one end of the movable spring;
the device comprises an upper static spring, a static point and a movable point, wherein the static point is fixedly arranged on one side of the bottom end of the upper static spring and is positioned on one side of the movable point;
the end cover is fixedly arranged at one end of the shell, the upper static spring is fixedly connected with the end cover, and the framework is fixedly arranged inside the shell.
Preferably, the inside fixed mounting of skeleton has the iron core, iron core one end run through the skeleton and with a yoke between fixed connection, the iron core other end run through the skeleton and with No. two yoke between fixed connection, the outside cover of iron core is equipped with the solenoid.
Preferably, the left terminal pin and the right terminal pin are inserted into one side of the upper end of the framework, the right terminal pin is located on one side of the left terminal pin, and the lower static spring is fixedly mounted on one side of the first yoke.
Preferably, a mounting plate is fixedly mounted at one end of the outer wall of the shell, and a mounting hole is formed in the surface of the mounting plate.
Preferably, the left terminal pin, the right terminal pin, the lower static spring and the upper static spring top end penetrate through the end cover and extend to the outside of the end cover.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses simple structure, convenient operation is swift, low and the performance safe and reliable of cost of manufacture, through the quiescent point circular telegram produce magnetic force, then can adsorb the moving point, also can drive the moving spring simultaneously and move, then can carry out opening of electric current, when the electrostatic power-off loses magnetic force, the moving point is replied to the normal position under the resilience force of moving spring, the moving point directly parts with the quiescent point, then can realize closing of electric current for this normally closed relay is convenient for have very good practicality to the regulation of electric current.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a perspective view of the present invention;
fig. 3 is a side view of the present invention;
FIG. 4 is a schematic view of the three-dimensional structure of the framework of the present invention;
fig. 5 is a front view of the framework of the present invention.
In the figure: 10-a housing; 20-mounting a plate; 30-end cap; 40-a framework; 41-yoke iron I; 42-yoke iron II; 43-a movable spring; 44-moving point; 45-dead point; 46-a coil; 50-left terminal pin; 60-right terminal pin; 70-lower static spring; 80-upper static spring.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a normally closed relay for facilitating regulation of current, comprising: housing 10, end cap 30, skeleton 40 and upper static spring 80.
The movable spring type bicycle frame is characterized in that a first yoke 41 is fixedly mounted at one end of the frame 40, a second yoke 42 is fixedly mounted at the other end of the frame 40, the bottom end of the second yoke 42 is in contact with one end of the first yoke 41, a movable spring 43 is fixedly mounted at the bottom end of the first yoke 41 and one end of the second yoke 42, a movable point 44 is fixedly mounted at one end of the movable spring 43, and the movable point 44 is made of iron.
Furthermore, the movable spring 43 is of an L-shaped structure, the bottom of the movable spring 43 is riveted with the first yoke 41, and the number of riveting points is two, and one end of the movable spring 43 is riveted with the second yoke 42, and the number of riveting points is two.
Further, through the electricity production magnetic force of quiescent point 45 circular telegram, then can adsorb moving point 44, also can drive simultaneously and move spring 43 and move, then can carry out opening of electric current, when the electrostatic outage lost magnetic force, the moving point replied to the normal position under the resilience force of moving spring 43, and moving point 44 directly parts with quiescent point 45, then can realize closing of electric current for this normally closed type relay is convenient for the regulation to the electric current.
Wherein, a dead point 45 is fixedly arranged at one side of the bottom end of the upper dead spring 80, and the dead point 45 is positioned at one side of the moving point 44.
Further, the dead point 45 employs an electromagnet.
The end cover 30 is fixedly mounted at one end of the housing 10, the upper stationary spring 80 is fixedly connected with the end cover 30, and the framework 40 is fixedly mounted inside the housing 10.
Wherein, the inside fixed mounting of skeleton 40 has the iron core, iron core one end run through skeleton 40 and with fixed connection between a yoke 41, the iron core other end run through skeleton 40 and with fixed connection between No. two yokes 42, the outside cover of iron core is equipped with solenoid 46.
Wherein, one side of the upper end of the framework 40 is inserted with a left terminal pin 50 and a right terminal pin 60, the right terminal pin 60 is positioned at one side of the left terminal pin 50, and one side of the first yoke 41 is fixedly provided with a lower static spring 70.
Wherein, a mounting plate 20 is fixedly mounted at one end of the outer wall of the housing 10, and a mounting hole is formed in the surface of the mounting plate 20.
Further, the mounting plate 20 facilitates mounting and fixing of the relay.
The top ends of the left terminal pin 50, the right terminal pin 60, the lower static spring 70 and the upper static spring 80 penetrate through the end cover 30 and extend to the outside of the end cover 30.
The working principle is as follows: when using, through the electricity production magnetic force of quiescent point 45 circular telegram, then can adsorb moving point 44, also can drive simultaneously and move spring 43 and move, then can carry out opening of electric current, when the electrostatic outage lost magnetic force, the moving point replied to the normal position under the resilience force of moving spring 43, and moving point 44 directly parts with quiescent point 45, then can realize closing of electric current for this normally closed type relay is convenient for the regulation to the electric current.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A normally closed relay for facilitating regulation of current, comprising:
a housing (10);
an end cap (30);
the device comprises a framework (40), wherein a first yoke (41) is fixedly installed at one end of the framework (40), a second yoke (42) is fixedly installed at the other end of the framework (40), the bottom end of the second yoke (42) is in contact with one end of the first yoke (41), a movable spring (43) is fixedly installed at the bottom end of the first yoke (41) and one end of the second yoke (42), and a movable point (44) is fixedly installed at one end of the movable spring (43);
the device comprises an upper static spring (80), wherein a static point (45) is fixedly arranged on one side of the bottom end of the upper static spring (80), and the static point (45) is positioned on one side of a moving point (44);
the end cover (30) is fixedly arranged at one end of the shell (10), the upper static spring (80) is fixedly connected with the end cover (30), and the framework (40) is fixedly arranged in the shell (10).
2. A normally closed relay for facilitating regulation of current as claimed in claim 1, wherein: skeleton (40) inside fixed mounting has the iron core, iron core one end run through skeleton (40) and with fixed connection between yoke (41), the iron core other end run through between skeleton (40) and two yoke (42) fixed connection, the outside cover of iron core is equipped with solenoid (46).
3. A normally closed relay for facilitating regulation of current as claimed in claim 1, wherein: a left lead pin (50) and a right lead pin (60) are inserted into one side of the upper end of the framework (40), the right lead pin (60) is located on one side of the left lead pin (50), and a lower static spring (70) is fixedly mounted on one side of the first yoke (41).
4. A normally closed relay for facilitating regulation of current as claimed in claim 1, wherein: the mounting plate (20) is fixedly mounted at one end of the outer wall of the shell (10), and mounting holes are formed in the surface of the mounting plate (20).
5. A normally closed relay facilitating regulation of current as claimed in claim 3, wherein: the top ends of the left lead pin (50), the right lead pin (60), the lower static spring (70) and the upper static spring (80) penetrate through the end cover (30) and extend to the outside of the end cover (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021621169.6U CN213071010U (en) | 2020-08-04 | 2020-08-04 | Normally closed relay convenient for current regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021621169.6U CN213071010U (en) | 2020-08-04 | 2020-08-04 | Normally closed relay convenient for current regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213071010U true CN213071010U (en) | 2021-04-27 |
Family
ID=75581286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021621169.6U Active CN213071010U (en) | 2020-08-04 | 2020-08-04 | Normally closed relay convenient for current regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213071010U (en) |
-
2020
- 2020-08-04 CN CN202021621169.6U patent/CN213071010U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 230000 Three floors of standardized factory building 2 # east of Fozhang Road and north of Gengyun Road in Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Yisuo Electronic Technology Co.,Ltd. Country or region after: China Address before: 230000 Three floors of standardized factory building 2 # east of Fozhang Road and north of Gengyun Road in Hefei Economic and Technological Development Zone, Anhui Province Patentee before: Anhui Yisuo Electronic Appliance Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |