CN217507222U - Electromagnetic relay experimental device - Google Patents

Electromagnetic relay experimental device Download PDF

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Publication number
CN217507222U
CN217507222U CN202220856486.9U CN202220856486U CN217507222U CN 217507222 U CN217507222 U CN 217507222U CN 202220856486 U CN202220856486 U CN 202220856486U CN 217507222 U CN217507222 U CN 217507222U
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China
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terminal
elastic metal
fixing seat
electromagnetic
metal sheet
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CN202220856486.9U
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Chinese (zh)
Inventor
靳延
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Zhejiang Yanguang Education Technology Co ltd
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Zhejiang Yanguang Education Technology Co ltd
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Abstract

The utility model provides an electromagnetic relay experimental apparatus belongs to experimental apparatus technical field. It has solved the not durable high problem of prior art, experiment cost. The utility model discloses a base and the electromagnetic component of setting on the base, elastic metal piece and first fixing base, first fixing base is connected to elastic metal piece's one end, still be provided with second terminal and third terminal on the base, elastic metal piece's the other end is located between second terminal and the third terminal, elastic metal piece is close to the one end of first fixing base and is provided with the kink of buckling to electromagnetic component place direction, switch on when electromagnetic component, elastic metal piece and third terminal connection, elastic metal piece and second terminal disconnection. The utility model has the advantages of long service life just can reduce experiment cost.

Description

Electromagnetic relay experimental device
Technical Field
The utility model belongs to the technical field of experimental apparatus, in particular to electromagnetic relay experimental apparatus.
Background
The electromagnetic relay is characterized in that an electromagnetic coil is electrified to enable an iron core to generate magnetic force, and a metal sheet is adsorbed to enable a circuit to be switched on. Therefore, the electromagnetic relay is often used as an automatic switch for controlling the on/off of the circuit.
The student is except the study to theoretical knowledge, still need certain practice, thereby make the student have more deep understanding to knowledge, it is just a very good way to do the experiment, among the current electromagnetic relay experimental apparatus, generally adopt elastic sheetmetal, when the iron core has magnetic force, the iron core adsorbs the sheetmetal, make the sheetmetal take place deformation, after the iron core loses magnetic force, the sheetmetal resets under self spring action, current elastic sheetmetal uses after a period, elasticity diminishes, the resilience is not enough, just can't experiment again, lead to the experiment cost-push.
Disclosure of Invention
The utility model aims at providing an electromagnetic relay experimental apparatus to the above-mentioned problem that exists among the prior art.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides an electromagnetic relay experimental apparatus, its characterized in that, includes the base and sets up electromagnetic component, elastic metal piece and the first fixing base on the base, the one end of elastic metal piece is connected first fixing base, still be provided with second terminal and third terminal on the base, the other end of elastic metal piece is located between second terminal and the third terminal, the one end that the elastic metal piece is close to first fixing base is provided with the kink of buckling to the direction of electromagnetic component place, works as the circular telegram of electromagnetic component, elastic metal piece and third terminal connection, elastic metal piece and second terminal disconnection.
The utility model discloses a theory of operation: one end of the elastic metal sheet is arranged on the first fixed seat, the other end of the elastic metal sheet is movable, the electromagnetic assembly does not adsorb the elastic metal sheet under the condition that the electromagnetic assembly is not electrified, and the other end of the elastic metal sheet is connected with the second binding post and is in a disconnected state with the third binding post; when the electromagnetic assembly is powered on, the elastic metal sheet is adsorbed, so that the elastic metal sheet is deformed, the other end of the elastic metal sheet is connected with the third wiring terminal and disconnected with the second wiring terminal, and when the electromagnetic assembly is powered off again, the elastic metal sheet is connected with the second wiring terminal again under the action of the elasticity of the elastic metal sheet and disconnected with the third wiring terminal; the other end of the elastic metal sheet is connected with the second binding post and the third binding post in a butting mode, when the other end of the elastic metal sheet is connected with the second binding post in a butting mode, a circuit between the first binding post and the second binding post is communicated, and when the other end of the elastic metal sheet is connected with the third binding post in a butting mode, a circuit between the first binding post and the third binding post is communicated; because the piece of buckling is buckled towards the electromagnetic component, when the electricity-magnetic component outage back, because the bending shape of kink in addition the elasticity of elastic metal piece self drives the elastic metal piece and resets, the setting of kink has improved the reset capability of elastic metal piece, increase of service life does not increase extra structure simultaneously, and it is also more convenient to produce, practical economy.
In foretell electromagnetic relay experimental apparatus, be provided with second fixing base and third fixing base on the base, the connection can be dismantled with the second fixing base to the second terminal, the connection can be dismantled with the third fixing base to the third terminal.
In the electromagnetic relay experimental device, the elastic metal sheet is detachably connected with the first fixing seat through a first binding post.
In foretell electromagnetic relay experimental apparatus, first fixing base with the through-hole has all been seted up to the one end of elastic metal piece, the through-hole is used for supplying to lead electrical pillar to wear to establish, and when the electrically conductive post of first terminal passed from the through-hole, the electrically conductive stopper butt of first terminal is on a side of first fixing base, the latch segment of first terminal presses the one end of elastic metal piece on the another side of first fixing base.
In foretell electromagnetic relay experimental apparatus, first terminal, second terminal and third terminal all include and lead electrical pillar, electrically conductive stopper and latch segment, electrically conductive stopper sets up in the one end of leading electrical pillar, the latch segment with lead electrical pillar threaded connection.
In foretell electromagnetic relay experimental apparatus, second fixing base and third fixing base all are provided with U type groove, U type groove is used for supplying to lead electrical pillar to wear to establish, a side of second fixing base and third fixing base all is provided with the spacing groove, spacing groove on the second fixing base and the relative setting of spacing groove on the third fixing base, thereby the spacing groove is used for spacing with the electrically conductive stopper cooperation to the mounted position who leads electrical pillar, the another side of second fixing base and third fixing base is used for supplying the locking piece to press.
In the electromagnetic relay experimental device, the second terminal and the third terminal are both made of stainless steel.
In the electromagnetic relay experimental device, the electromagnetic assembly is arranged on one side of the base, and the electromagnetic assembly is arranged close to the second binding post and the third binding post.
In foretell electromagnetic relay experimental apparatus, the electromagnetism subassembly includes the coil former and sets up in the iron core at coil former middle part, the electromagnetism subassembly is provided with fourth terminal and fifth terminal, fourth terminal and fifth terminal are connected with the coil former electricity respectively, the one end of electromagnetism subassembly is provided with first mount pad, description the other end of electromagnetism subassembly is provided with the second mount pad, fourth terminal and fifth terminal are all installed on first mount pad, the bottom of first mount pad and second mount pad all is provided with the inserted block, the base is provided with and is used for supplying inserted block male jack, the coil former is provided with the protective housing outward.
In the electromagnetic relay experimental device, the conductive sleeve is provided with an insulating rotating sleeve, and the insulating rotating sleeve is provided with anti-skid grains.
Compared with the prior art, the utility model has the advantages of long service life just can reduce the experiment cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view in a top view direction of the present invention.
Fig. 3 is a schematic structural diagram of the elastic metal sheet of the present invention.
Fig. 4 is a schematic structural diagram of the present invention after the partial structure is hidden.
Fig. 5 is a schematic structural diagram of the middle binding post of the present invention.
Fig. 6 is a schematic structural diagram of the middle electromagnetic assembly of the present invention.
In the figure, 1, a base; 2. an electromagnetic assembly; 3. a resilient metal sheet; 4. a first fixed seat; 5. a second terminal; 6. a third terminal; 7. a bending section; 8. a second fixed seat; 9. a third fixed seat; 10. a conductive post; 11. a conductive limiting block; 12. a locking block; 14. a first terminal post; 15. a U-shaped groove; 16. a limiting groove; 17. a bobbin; 18. an iron core; 19. a fourth terminal; 20. a fifth binding post; 21. a first mounting seat; 22. a second mounting seat; 23. inserting a block; 24. a jack; 25. a through hole; 26. an insulating rotating sleeve; 27. anti-skid lines; 28. a protective shell.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, this electromagnetic relay experimental apparatus includes base 1 and sets up electromagnetic component 2 on base 1, elastic metal piece 3 and first fixing base 4, first fixing base 4 is connected to elastic metal piece 3's one end, still be provided with second terminal 5 and third terminal 6 on the base 1, elastic metal piece 3's the other end is located between second terminal 5 and the third terminal 6, elastic metal piece 3 is close to the one end of first fixing base 4 and is provided with kink 7 to the direction bending of electromagnetic component 2 place, when electromagnetic component 2 circular telegram, elastic metal piece 3 and third terminal 6 are connected, elastic metal piece 3 and the disconnection of second terminal 5.
In further detail, the base 1 is provided with a second fixed seat 8 and a third fixed seat 9, the second wiring terminal 5 is detachably connected with the second fixed seat 8, and the third wiring terminal 6 is detachably connected with the third fixed seat 9; the detachable connection device can be detached for operators to detach, and is convenient to store and carry when experiments are not needed.
In more detail, the elastic metal sheet 3 is detachably connected with the first fixing seat 4 through a first binding post 14; when the elastic metal sheet 3 is too long in service life, the elastic metal sheet can be replaced without replacing the whole device, so that the experiment cost is reduced to a certain extent.
In further detail, through holes 25 are respectively formed at one ends of the first fixing seat 4 and the elastic metal sheet 3, the through holes 25 are used for the conductive posts 10 to penetrate, when the conductive posts 10 of the first binding post 14 penetrate through the through holes 25, the conductive limiting block 11 of the first binding post 14 abuts against one side surface of the first fixing seat 4, and the locking block 12 of the first binding post 14 presses one end of the elastic metal sheet 3 against the other side surface of the first fixing seat 4; when the elastic metal piece is installed, the conductive column 10 of the first binding post 14 firstly penetrates through the through hole 25 of the first fixing seat 4 and then penetrates through the through hole 25 of the elastic metal sheet 3 until the conductive limiting block 11 of the first binding post 14 abuts against one side face of the first fixing seat 4, and then the locking block 12 is rotated, so that the locking block 12 of the first binding post 14 presses one end of the elastic metal sheet 3 against the other side face of the first fixing seat 4 and is locked, and the installation of the elastic metal sheet 3 is completed. When the elastic metal sheet 3 needs to be detached, the locking block 12 of the first binding post 14 is rotated, the locking block 12 of the first binding post 14 is screwed off from the conductive column 10, and then the conductive column 10 of the first binding post 14 is pulled out from the through hole 25. This setting easy dismounting, if elastic metal piece 3 damages, can pull down elastic metal piece 3 and change.
In further detail, the first binding post 14, the second binding post 5 and the third binding post 6 respectively comprise a conductive column 10, a conductive limiting block 11 and a locking block 12, the conductive limiting block 11 is arranged at one end of the conductive column 10, and the locking block 12 is in threaded connection with the conductive column 10; the first binding post 14, the second binding post 5 and the third binding post 6 adopt unified specifications, can be replaced and used at will without distinguishing, and are more convenient to operate.
In further detail, the first terminal 14, the second terminal 5 and the third terminal 6 have the same structure, the second fixing seat 8 and the third fixing seat 9 are both provided with a U-shaped groove 15, the U-shaped groove 15 is used for the conductive column 10 to penetrate, one side surfaces of the second fixing seat 8 and the third fixing seat 9 are both provided with a limiting groove 16, the limiting groove 16 on the second fixing seat 8 and the limiting groove 16 on the third fixing seat 9 are oppositely arranged, the limiting groove 16 is used for being matched with the conductive limiting block 11 to limit the installation position of the conductive column 10, and the other side surfaces of the second fixing seat 8 and the third fixing seat 9 are used for the locking block 12 to press against; the conductive limiting block 11 and the limiting groove 16 are arranged such that the conductive column 10 does not incline but maintains a horizontal state after the second terminal 5 and the third terminal 6 are respectively mounted on the second fixing seat 8 and the third fixing seat 9.
In more detail, the second binding post 5 and the third binding post 6 are both made of stainless steel; in the experimentation, because second terminal 5 and third terminal 6 can be circular telegram, if elastic metal piece 3 adopts iron to make, then use after a period, elastic metal piece 3 can be magnetized, probably all the time inhale on second terminal 5 or third terminal 6, just so can influence the going on of experiment, adopt the stainless steel then can avoid the emergence of this kind of condition, increase of service life, reduction experiment cost.
In further detail, the electromagnetic assembly 2 is arranged on one side of the base 1, and the electromagnetic assembly 2 is arranged close to the second binding post 5 and the third binding post 6; electromagnetic component 2 is close to the elastic metal part other end for when electromagnetic component 2 adsorbs elastic metal part, the elastic metal part other end is more sensitive with moving about.
In further detail, the electromagnetic assembly 2 comprises a coil rack 17 and an iron core 18 arranged in the middle of the coil rack 17, the electromagnetic assembly 2 is provided with a fourth terminal 19 and a fifth terminal 20, the fourth terminal 19 and the fifth terminal 20 are respectively electrically connected with the coil rack 17, one end of the electromagnetic assembly 2 is provided with a first mounting seat 21, the other end of the electromagnetic assembly 2 is provided with a second mounting seat 22, the fourth terminal 19 and the fifth terminal 20 are both mounted on the first mounting seat 21, the bottoms of the first mounting seat 21 and the second mounting seat 22 are both provided with an insertion block 23, the base 1 is provided with a jack 24 for the insertion of the insertion block 23, and a protective shell 28 is arranged outside the coil rack 17; the protective shell 28 can protect the coil frame 17, so that the coil frame 17 is prevented from being directly exposed outside, the damage rate is reduced, the coil frame 17 is electrified by the external power supply of the fourth binding post 19 and the fifth binding post 20, and after the coil frame 17 is electrified, the iron core 18 generates magnetic force on the elastic metal sheet 3; the electromagnetic assembly 2 is plugged on the base 1 through the first mounting seat 21 and the second mounting seat 22, and the plug blocks 23 at the bottom of the first mounting seat 21 and the second mounting seat 22 are plugged into the plug holes 24. When the plug-in block 23 needs to be detached, the plug-in block is pulled out from the plug hole 24.
In more detail, the conductive column 10 is sleeved with an insulating rotating sleeve 26, and the insulating rotating sleeve 26 is provided with anti-skid threads 27; the insulating rotating sleeve 26 can protect an operator and avoid electric shock, and the anti-skid lines 27 facilitate the rotation of the operator.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any one of the additional limitations of the present invention.

Claims (10)

1. An electromagnetic relay experimental device is characterized by comprising a base (1), an electromagnetic component (2) arranged on the base (1), an elastic metal sheet (3) and a first fixed seat (4), one end of the elastic metal sheet (3) is connected with the first fixed seat (4), a second binding post (5) and a third binding post (6) are also arranged on the base (1), the other end of the elastic metal sheet (3) is positioned between the second binding post (5) and the third binding post (6), one end of the elastic metal sheet (3) close to the first fixed seat (4) is provided with a bending part (7) bending towards the direction of the electromagnetic component (2), when the electromagnetic assembly (2) is electrified, the elastic metal sheet (3) is connected with the third binding post (6), and the elastic metal sheet (3) is disconnected with the second binding post (5).
2. An electromagnetic relay experimental apparatus according to claim 1, characterized in that, a second fixing seat (8) and a third fixing seat (9) are provided on the base (1), the second terminal (5) and the second fixing seat (8) are detachably connected, and the third terminal (6) and the third fixing seat (9) are detachably connected.
3. An electromagnetic relay experimental apparatus according to claim 2, characterized in that, the elastic metal sheet (3) and the first fixing seat (4) are detachably connected through a first binding post (14).
4. The electromagnetic relay experimental device according to claim 3, characterized in that the first fixing seat (4) and one end of the elastic metal sheet (3) are both provided with a through hole (25), the through hole (25) is used for the conductive column (10) to penetrate, when the conductive column (10) of the first terminal (14) passes through the through hole (25), the conductive limiting block (11) of the first terminal (14) abuts against one side surface of the first fixing seat (4), and the locking block (12) of the first terminal (14) presses one end of the elastic metal sheet (3) against the other side surface of the first fixing seat (4).
5. The electromagnetic relay experimental device according to claim 3, wherein the first terminal (14), the second terminal (5) and the third terminal (6) each comprise a conductive column (10), a conductive limiting block (11) and a locking block (12), the conductive limiting block (11) is arranged at one end of the conductive column (10), and the locking block (12) is in threaded connection with the conductive column (10).
6. The electromagnetic relay experimental device according to claim 5, characterized in that the second fixing seat (8) and the third fixing seat (9) are provided with U-shaped grooves (15), the U-shaped grooves (15) are used for the conductive posts (10) to penetrate, one side faces of the second fixing seat (8) and the third fixing seat (9) are provided with limiting grooves (16), the limiting grooves (16) on the second fixing seat (8) and the limiting grooves (16) on the third fixing seat (9) are arranged oppositely, the limiting grooves (16) are used for being matched with the conductive limiting blocks (11) to limit the installation positions of the conductive posts (10), and the other side faces of the second fixing seat (8) and the third fixing seat (9) are used for the locking blocks (12) to press.
7. An electromagnetic relay experimental apparatus according to claim 1, characterized in that, the second terminal (5) and the third terminal (6) are made of stainless steel.
8. An electromagnetic relay experiment apparatus according to claim 1, wherein the electromagnetic assembly (2) is disposed on one side of the base (1), and the electromagnetic assembly (2) is disposed near the second terminal (5) and the third terminal (6).
9. The electromagnetic relay experimental device according to claim 1, characterized in that the electromagnetic assembly (2) comprises a coil rack (17) and an iron core (18) arranged in the middle of the coil rack (17), the electromagnetic assembly (2) is provided with a fourth terminal (19) and a fifth terminal (20), the fourth terminal (19) and the fifth terminal (20) are respectively electrically connected with the coil rack (17), one end of the electromagnetic assembly (2) is provided with a first mounting seat (21), the other end of the electromagnetic assembly (2) is provided with a second mounting seat (22), the fourth terminal (19) and the fifth terminal (20) are both mounted on the first mounting seat (21), the bottoms of the first mounting seat (21) and the second mounting seat (22) are both provided with an insert block (23), the base (1) is provided with a jack (24) for inserting the insert block (23), a protective shell (28) is arranged outside the coil rack (17).
10. An electromagnetic relay experimental device according to claim 5, characterized in that the conductive column (10) is sleeved with an insulating rotating sleeve (26), and the insulating rotating sleeve (26) is provided with anti-skid grains (27).
CN202220856486.9U 2022-04-13 2022-04-13 Electromagnetic relay experimental device Active CN217507222U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220856486.9U CN217507222U (en) 2022-04-13 2022-04-13 Electromagnetic relay experimental device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220856486.9U CN217507222U (en) 2022-04-13 2022-04-13 Electromagnetic relay experimental device

Publications (1)

Publication Number Publication Date
CN217507222U true CN217507222U (en) 2022-09-27

Family

ID=83350249

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220856486.9U Active CN217507222U (en) 2022-04-13 2022-04-13 Electromagnetic relay experimental device

Country Status (1)

Country Link
CN (1) CN217507222U (en)

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