CN216084734U

CN216084734U - Intermediate relay with multiple rated voltages

Info

Publication number: CN216084734U
Application number: CN202122504365.6U
Authority: CN
Inventors: 李朋朋; 赵萌萌; 史立旗
Original assignee: Henan Jinma Energy Co ltd
Current assignee: Henan Jinma Energy Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-18
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses an intermediate relay with a plurality of rated voltages, which comprises a relay shell, wherein a clamping assembly is arranged inside the relay shell, a joint assembly is connected outside the relay shell, and a relay coil clamped on the clamping assembly is connected with the joint assembly. This intermediate relay with a plurality of rated voltage, the coil is placed between left side board and right side board, the left side board is when removing, the clamp plate centre gripping coil's of both sides, utilize the spring to provide the buffering, relay coil takes a percentage the lead-out wire and connects three different position turn, the method that uses the row needle can select required operating voltage under the condition of not opening the relay shell, relay coil takes a percentage between lead-out wire and the coil and directly connects on the row needle with the tin soldering, 18V connects, insert through arranging the needle cap between 24V joint and 28V joint and the external line and be connected, let the relay have a plurality of operating voltage, realize different voltage control through selecting different joints.

Description

Intermediate relay with multiple rated voltages

Technical Field

The utility model relates to the technical field of intermediate relays, in particular to an intermediate relay with multiple rated voltages.

Background

The working voltage range of the 24V direct current intermediate relay is 80-110% of the rated voltage (namely 19.2V-26.4V), in the actual engineering, because the line impedance is larger or 2 proximity switches are connected in series, the voltage applied to two ends of a relay coil is finally reduced to 18V, and at the moment, the relay can not reliably act. The general practice is to increase the output voltage of the 24V switching power supply to 28V (the voltage is increased by 116%), but the voltage of other normally operating devices is too high, which affects the service life of the devices.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intermediate relay with a plurality of rated voltages, which has the advantages that the lead-out wire of the coil tap of the relay is connected with three wire turns at different positions, and the required working voltage can be selected by using a pin arranging method under the condition of not opening the shell of the relay, thereby solving the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an intermediate relay with a plurality of rated voltages, includes relay case, relay case's inside is equipped with the centre gripping subassembly, and relay case's external connection has joint Assembly, and the relay coil of centre gripping is connected with joint Assembly on the centre gripping subassembly.

Preferably, the centre gripping subassembly includes support frame, left side board, right side board, clamp plate, spring and electronic slide rail, and electronic slide rail and support frame are fixed on relay case's diapire, are connected with the left side board on the electronic slide rail, and the top at the support frame is fixed to the right side board, and the left side board is connected with the spring on the relative surface of right side board, and the spring is fixed with the clamp plate, and left side board and right side board pass through the clamp plate and support on the relay coil.

Preferably, the connector assembly comprises 18V connectors, 24V connectors and 28V connectors and pin headers, the 18V connectors, 24V connectors and 28V connectors are fixed on the relay shell side by side, the 18V connectors, 24V connectors and 28V connectors are correspondingly connected with three groups of pin headers, and the 18V connectors, 24V connectors and 28V connectors are connected with external circuits.

Preferably, the relay coil comprises an iron core, a coil, a relay coil tapping lead-out wire and a power supply negative electrode, the coil is wound on the iron core, the power supply negative electrode is installed on the relay shell, one end of the coil is connected with the power supply negative electrode, and three wire turns at the other end of the coil are connected with the three relay coil tapping lead-out wires.

Preferably, the left side plate and the right side plate are horizontally aligned, and the distance between the left side plate and the right side plate is larger than the coil.

Preferably, the 18V connector, the 24V connector and the 28V connector are connected with an external circuit through a pin header in an inserting mode.

Compared with the prior art, the utility model has the following beneficial effects:

this intermediate relay with a plurality of rated voltage, the coil is placed between left side board and right side board, the left side board is when removing, the clamp plate centre gripping coil's of both sides, utilize the spring to provide the buffering, relay coil takes a percentage the lead-out wire and connects three different position turn, the method that uses the row needle can select required operating voltage under the condition of not opening the relay shell, relay coil takes a percentage between lead-out wire and the coil and directly connects on the row needle with the tin soldering, 18V connects, insert through arranging the needle cap between 24V joint and 28V joint and the external line and be connected, let the relay have a plurality of operating voltage, realize different voltage control through selecting different joints.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is an overall side view of the present invention;

fig. 3 is a diagram of a relay coil structure of the present invention.

In the figure: 1. a relay housing; 2. a clamping assembly; 21. a support frame; 22. a left side plate; 23. a right side plate; 24. pressing a plate; 25. a spring; 26. an electric slide rail; 3. a joint assembly; 31. an 18V joint; 32. a 24V joint; 33. a 28V joint; 34. arranging needles; 4. a relay coil; 41. an iron core; 42. a coil; 43. a relay coil tap outgoing line; 44. the negative pole of the power supply.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an intermediate relay with multiple rated voltages includes a relay housing 1, a clamping assembly 2 is disposed inside the relay housing 1, a connector assembly 3 is connected to an outside of the relay housing 1, a relay coil 4 clamped on the clamping assembly 2 is connected to the connector assembly 3, and the clamping assembly 2 is used for clamping the relay coil 4.

Referring to fig. 3, the clamping assembly 2 includes a supporting frame 21, a left side plate 22, a right side plate 23, the utility model provides a relay case 1, the clamp plate 24, spring 25 and electronic slide rail 26, electronic slide rail 26 and support frame 21 are fixed on the diapire of relay case 1, be connected with left side board 22 on the electronic slide rail 26, electronic slide rail 26 drive left side board 22 removes, right side board 23 is fixed at the top of support frame 21, be connected with spring 25 on the relative surface of left side board 22 and right side board 23, spring 25 is fixed with clamp plate 24, left side board 22 and right side board 23 support on relay coil 4 through clamp plate 24, the rigidity of right side board 23, left side board 22 and right side board 23 level align, the interval between left side board 22 and the right side board 23 is greater than coil 42, coil 42 places between left side board 22 and right side board 23, left side board 22 is when removing, the clamp plate 24 centre gripping coil 42's of both sides, utilize spring 25 to provide the buffering.

The connector assembly 3 comprises 18V connectors 31, 24V connectors 32 and 28V connectors 33 and pin headers 34, the 18V connectors 31, 24V connectors 32 and 28V connectors 33 are fixed on the relay shell 1 side by side, the 18V connectors 31, 24V connectors 32 and 28V connectors 33 are correspondingly connected with three sets of pin headers 34, the 18V connectors 31, 24V connectors 32 and 28V connectors 33 are connected with external circuits, and the 18V connectors 31, 24V connectors 32 and 28V connectors 33 are connected with the external circuits through pin header insertion.

The relay coil 4 comprises an iron core 41, a coil 42, a relay coil tap lead-out wire 43 and a power supply negative electrode 44, wherein the coil 42 is wound on the iron core 41, the power supply negative electrode 44 is installed on the relay shell 1, one end of the coil 42 is connected with the power supply negative electrode 44, three turns at the other end of the coil 42 are connected with the three relay coil tap lead-out wires 43, and the relay coil tap lead-out wires 43 and the coil 42 are directly soldered on the pin header 34 by tin.

The working principle is as follows: 3 groups of pin headers 34 are arranged on the front surface of the relay shell 1, namely an 18V connector 31, a 24V connector 32 and a 28V connector 33, and in actual use, the pin header is inserted to a 24V position in a normal state; if the external circuit is connected without errors, but the voltage at the two ends of the relay shell 1 is low to 18V, so that the relay shell cannot reliably act, the shorting cap of the pin header 34 is inserted to the 18V position; if the power supply voltage is too high, which causes the voltage across the relay coil 4 to reach 28V, the pin header is inserted to the 28V position.

The relay coil tap lead-out wires 43 are connected with three wire turns at different positions, the relay has a plurality of working voltages, and the method of using the pin header 34 can select the required working voltage under the condition of not opening the relay shell 1.

In summary, the following steps: according to the intermediate relay with the rated voltages, the left side plate 22 and the right side plate 23 abut against the relay coil 4 through the pressing plates 24, the position of the right side plate 23 is fixed, the distance between the left side plate 22 and the right side plate 23 is larger than the coil 42, the coil 42 is placed between the left side plate 22 and the right side plate 23, when the left side plate 22 moves, the pressing plates 24 on two sides clamp two sides of the coil 42, and the springs 25 are used for providing buffering. The 18V connector 31, the 24V connector 32 and the 28V connector 33 are connected with an external circuit, the relay coil tap lead wire 43 is connected with three turns at different positions, the required working voltage can be selected under the condition of not opening the relay shell 1 by using the pin header 34, the relay coil tap lead wire 43 and the coil 42 are directly welded on the pin header 34 by tin, the 18V connector 31, the 24V connector 32 and the 28V connector 33 are connected with the external circuit through the pin header in an inserting mode, the relay is provided with a plurality of working voltages, and different voltage control is realized by selecting different connectors.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An intermediate relay with multiple voltage ratings, comprising a relay housing (1), characterized in that: the relay coil clamping device is characterized in that a clamping assembly (2) is arranged inside the relay shell (1), a joint assembly (3) is connected to the outside of the relay shell (1), and a relay coil (4) clamped on the clamping assembly (2) is connected with the joint assembly (3).

2. The intermediate relay with multiple rated voltages is characterized in that the clamping assembly (2) comprises a supporting frame (21), a left side plate (22), a right side plate (23), a pressing plate (24), a spring (25) and an electric sliding rail (26), the electric sliding rail (26) and the supporting frame (21) are fixed on the bottom wall of the relay shell (1), the left side plate (22) is connected onto the electric sliding rail (26), the right side plate (23) is fixed on the top of the supporting frame (21), the spring (25) is connected onto the surface, opposite to the left side plate (22) and the right side plate (23), of the spring (25) is fixed with the pressing plate (24), and the left side plate (22) and the right side plate (23) abut against the relay coil (4) through the pressing plate (24).

3. An intermediate relay with multiple voltage ratings as claimed in claim 1, characterized in that the terminal assembly (3) comprises 18V terminals (31), 24V terminals (32) and 28V terminals (33) and pins (34), the 18V terminals (31), 24V terminals (32) and 28V terminals (33) are fixed side by side on the relay housing (1), the 18V terminals (31), 24V terminals (32) and 28V terminals (33) are correspondingly connected to three sets of pins (34), and the 18V terminals (31), 24V terminals (32) and 28V terminals (33) are connected to external lines.

4. An intermediate relay with multiple voltage ratings as claimed in claim 1, characterized in that the relay coil (4) comprises an iron core (41), a coil (42), a relay coil tap lead (43) and a power supply negative pole (44), the coil (42) is wound around the iron core (41), the power supply negative pole (44) is mounted on the relay housing (1), one end of the coil (42) is connected to the power supply negative pole (44), and three turns at the other end of the coil (42) are connected to the three relay coil tap lead (43).

5. An intermediate relay with multiple voltage ratings as claimed in claim 2 wherein the left side plate (22) and right side plate (23) are horizontally aligned and the spacing between the left side plate (22) and right side plate (23) is greater than the coil (42).

6. An intermediate relay with multiple voltage ratings as claimed in claim 3, characterized in that the 18V connectors (31), 24V connectors (32) and 28V connectors (33) are plug-connected to the external line by pin headers.