CN115424897A - Vibration-proof plug-in type relay - Google Patents

Abstract

The invention discloses a vibration-proof plug-in type relay, which comprises a relay main body, a vibration-proof plug-in type relay and a vibration-proof relay, wherein the relay main body comprises a coil frame, a coil group, an iron core, an armature and moving and static contacts, the coil group is wound on the outer side of the coil frame, the iron core is arranged in the coil frame, the armature is arranged on one side of the coil frame, and the moving and static contacts are arranged at the bottom of the coil frame; the buffer assembly comprises a supporting plate, a buffer piece and a fixing plate, wherein the supporting plate is fixed at the bottom of the coil rack, and the buffer piece is arranged between the supporting plate and the fixing plate. The relay main part is fixed in the buffering subassembly top, when the relay main part produces the vibration under the complex environment, through buffering subassembly absorption vibration to reduce the vibration to the influence of relay main part, prevent that the vibration from causing wiring department to drop or contact failure, influence the normal use of relay main part, also can prolong the life of relay main part simultaneously.

Description

Vibration-proof plug-in type relay

Technical Field

The invention relates to the technical field of relays, in particular to a vibration-proof plug-in type relay.

Background

The relay is an electric control device, when the change of input quantity meets the specified requirement, the controlled quantity in the electric output circuit is changed by preset step, it has the interactive relation between control system and controlled system, and is generally used in automatic control circuit, so that it can play the role of automatic regulation, safety protection and switching circuit, and the existent relay has no vibration-resisting mechanism, so that it can make the existent relay have short service life under the interference of vibration force, and its coil wire connection is inconvenient.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.

In order to solve the technical problems, the invention provides the following technical scheme: a vibration-proof plug-in type relay comprises a relay body, a coil assembly, an iron core, an armature and moving and static contacts, wherein the coil assembly is wound outside the coil assembly; the buffer assembly comprises a supporting plate, a buffer piece and a fixing plate, wherein the supporting plate is fixed at the bottom of the coil rack, and the buffer piece is arranged between the supporting plate and the fixing plate.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: the buffer components are provided with two groups and are respectively arranged on two sides of the bottom of the coil rack.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: the holding chamber has been seted up at the fixed plate top, the bolster is installed in the holding intracavity.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: the bolster includes connecting seat, buffer beam, buffing pad and dead lever, and the connecting seat is fixed in the backup pad bottom, the dead lever install in the holding intracavity, buffing pad movable mounting is on the dead lever, and buffing pad one end is articulated with the connecting seat, and the other end is articulated with the buffing pad.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: the middle part of the fixed rod is arranged on the fixed block, and the two sides of the fixed block are provided with buffer springs connected with the buffer seat.

As a preferable aspect of the vibration-proof plug-in type relay of the present invention, wherein: both ends of the fixing rod are threaded sections, and limit nuts are sleeved on the threaded sections.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: the armature is provided with two groups, the top end of the armature is fixed on the upper part of the coil rack, the middle part of the armature is connected with the coil rack through a spring, and the bottom end of the armature is contacted with the moving and static contacts.

As a preferable aspect of the vibration-proof plug-in type relay of the present invention, wherein: the width of the middle part of the armature is larger than the width of the two ends.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: the coil frame is characterized in that a conductive piece is arranged inside the coil frame and comprises a first conductive piece and a second conductive piece, the first conductive piece and the second conductive piece are embedded and installed on the inner wall of the coil frame and are separated from each other, the first conductive piece is connected with one end of the coil group, and the second conductive piece is connected with the other end of the coil group.

As a preferable aspect of the vibration-proof plug-in relay of the present invention, wherein: one side of the coil frame, which is far away from the armature, is provided with a mounting hole, a plug-in disc is arranged in the mounting hole, and the middle part of the plug-in disc is provided with two groups of plug-in holes.

The invention has the beneficial effects that: the relay main part is fixed in the buffering subassembly top, when the relay main part produces the vibration under the complex environment, through buffering subassembly absorption vibration to reduce the vibration to the influence of relay main part, prevent that the vibration from causing wiring department to drop or contact failure, influence the normal use of relay main part, also can prolong the life of relay main part simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:

FIG. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the main structure of the relay of the present invention.

FIG. 3 is a schematic view of a buffer assembly according to the present invention.

Fig. 4 is a schematic view of the fixing rod structure of the present invention.

Fig. 5 is an exploded view of the internal structure of the relay body according to the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and it will be appreciated by those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the present invention and that the present invention is not limited by the specific embodiments disclosed below.

Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 2, a first embodiment of the present invention provides an anti-vibration plug-in relay, which includes a relay body 100 and a buffer assembly 200, wherein the relay body 100 is fixed on the top of the buffer assembly 200, when the relay body 100 vibrates in a complex environment, the buffer assembly 200 absorbs the vibration, so as to reduce the influence of the vibration on the relay body 100, prevent the vibration from causing the wire connection to fall off or poor contact, and affect the normal use of the relay body 100, and at the same time, prolong the service life of the relay body 100, the relay body 100 includes a coil frame 101, a coil set 102, an iron core 103, an armature 104, and moving and static contacts 105, the coil set 102 is wound on the outer side of the coil frame 101, the iron core 103 is disposed inside the coil frame 101, the armature 104 is disposed on one side of the coil frame 101, and the moving and static contacts 105 are disposed on the bottom of the coil frame 101; the buffer assembly 200 includes a supporting plate 201, a buffer member 202 and a fixing plate 203, the supporting plate 201 is fixed to the bottom of the bobbin 101, and the buffer member 202 is disposed between the supporting plate 201 and the fixing plate 203.

When the coil assembly 102 is energized, the core 103 inside the bobbin 101 generates a magnetic force, thereby attracting the armature 104 to the core 103. When the coil group 102 is not electrified, the armature 104 is in contact with the normally closed contact of the movable and static contacts 105, and the circuit is in an open state; when the coil assembly 102 is energized, the armature 104 is attracted under the action of the magnetic iron core 103, the armature 104 contacts with the normally open contact of the moving contact 105, and the circuit is communicated.

The fixed plate 203 through the buffering subassembly 200 is with relay main body 100 fixed mounting in the workspace, and when relay main body 100 received the vibration influence, through the bolster 202 absorption vibration between backup pad 201 and the fixed plate 203, reduces relay main body 100's amplitude for relay main body 100 can normally work under complicated operating mode, reduces the influence of vibration to relay main body 100.

Further, two sets of buffer assemblies 200 are provided, which are respectively mounted on two sides of the bottom of the coil frame 101. The two sets of buffer assemblies 200 realize horizontal support and double shock absorption of the relay main body 100, and ensure a good working state of the relay main body 100.

Further, the top of the fixing plate 203 is provided with a receiving cavity 203a, and the buffer 202 is installed in the receiving cavity 203 a. The buffer member 202 includes a connecting seat 202a, a buffer rod 202b, a buffer seat 202c and a fixing rod 202d, the connecting seat 202a is fixed at the bottom of the supporting plate 201, the fixing rod 202d is installed in the accommodating cavity 203a, the buffer seat 202c is movably installed on the fixing rod 202d, one end of the buffer rod 202b is hinged to the connecting seat 202a, and the other end is hinged to the buffer seat 202 c. Buffer lever 202b and buffer base 202c all are provided with two sets ofly, and buffer lever 202b articulates respectively in connecting seat 202a both sides to the realization is to the triangular supports of backup pad 201, thereby guarantees to support certain degree last stability.

The middle of the fixed rod 202d is arranged at the fixed block 202d-1, and the two sides of the fixed block 202d-1 are provided with buffer springs 202d-2 connected with the buffer base 202 c.

Under the normal state, the relay main body 100 is kept in a balanced static state under the supporting action of the buffer assembly 200, the buffer member 20 is kept in a balanced state at the same time, the buffer spring 202d-2 is in a stretching state under the pressure action of the buffer seat 202c, and when the housing 100 receives the influence of external vibration, the relay main body 100 has an upward movement or a downward movement acceleration. When the relay main body 100 has upward movement acceleration, the relay main body 100 drives the support plate 201 fixedly connected with the relay main body 100 and the connecting seat 202a at the bottom of the support plate 201 to move upward, the connecting seat 202a moves upward to drive the buffer rod 202b hinged with the connecting seat to move upward, the buffer rod 202b moves upward to drive the buffer seat 202c hinged with the buffer rod 202b to move oppositely along the fixed rod 202d, and the buffer seat 202c moves to compress the buffer spring 202d-2 so as to overcome the upward movement trend of the relay main body 100 through the buffer spring 202d-2, reduce the vibration amplitude of the relay main body 100 and reduce the influence of vibration on the relay main body 100; when the relay main body 100 has a downward movement acceleration, the relay main body 100 drives the support plate 201 fixedly connected with the relay main body 100 and the connecting seat 202a at the bottom of the support plate 201 to move downward, the connecting seat 202a moves downward to drive the buffer rod 202b hinged with the connecting seat to move downward, the buffer rod 202b moves downward to push the buffer seat 202c hinged with the buffer rod 202b to move along the fixed rod 202d oppositely, and the buffer seat 202c moves to stretch the buffer spring 202d-2 so as to overcome the downward movement trend of the relay main body 100 through the buffer spring 202d-2, reduce the vibration amplitude of the relay main body 100 and reduce the influence of vibration on the relay main body 100.

Furthermore, two ends of the fixing rod 202d are threaded sections 202d-3, and a limit nut 202d-4 is sleeved on the threaded section 202 d-3. When the buffering assembly 200 is not needed to provide buffering action, the limiting nut 202d-4 on the threaded section 202d-3 is rotated, so that the limiting nut 202d-4 and the buffering spring 202d-2 press the buffering seat 202c, and the buffering seat 202c cannot move, thereby fixing the relay main body 100.

Further, two sets of armatures 104 are arranged, the top ends of the armatures 104 are fixed on the upper part of the coil rack 101, the middle part of the armatures 104 is connected with the coil rack 101 through a spring 106, and the bottom ends of the armatures 104 are contacted with the movable and fixed contacts 105. The width of the middle of the armature 104 is larger than the width of the two ends, so that the armature can be conveniently adsorbed on the magnetic iron core 103.

Example 2

Referring to fig. 1 to 5, a second embodiment of the present invention is different from the first embodiment in that: 107a and a second conductive sheet 107b, the first conductive sheet 107a and the second conductive sheet 107b are mounted on the inner wall of the coil rack 101 in an embedded manner and separated from each other, the first conductive sheet 107a is connected with one end of the coil group 102, and the second conductive sheet 107b is connected with the other end of the coil group 102.

The first conducting strip 107a and the second conducting strip 107b are arc-shaped, and are embedded in the inner wall of the coil rack 101, and the first conducting strip 107a and the second conducting strip 107b are separated from each other and are not in contact with each other, two ends of the coil assembly 102 are respectively connected with the first conducting strip 107a and the second conducting strip 107b, when the first conducting strip 107a is externally connected with a zero line, and the second conducting strip 107b is externally connected with a live line, the conducting strip 107 and the coil assembly 102 form a closed loop, so that the coil assembly 102 is electrified.

Furthermore, a mounting hole 101a is formed in one side of the coil frame 101, which is far away from the armature 104, a plug-in board 108 is arranged in the mounting hole 101a, and two sets of plug-in holes 108a are formed in the middle of the plug-in board 108.

The plug tray 108 is used for plugging an external power supply plug, the power supply plug is inserted into a plug hole 108a formed in the middle of the plug tray 108, and the power supply plug is in contact with the first conductive sheet 107a and the second conductive sheet 107b inside the coil frame 101, so that the coil assembly 102 is electrified. Therefore, complex joint work can be avoided, under normal conditions, a zero line and a live line of an external power supply circuit need to be connected with the wiring terminals at the two ends of the coil assembly 102 respectively, the workload of operators is increased, the embodiment can realize the quick access of the external power supply circuit by matching and mutually separating the first conducting strip 107a and the second conducting strip 107b through the power supply plug, and the installation and the disassembly are simpler, more convenient and more efficient; secondly, can guarantee the security and the stability of external line access, compare in traditional mode of connection, the binding post that probably takes place drops or bad contact state leads to relay 102 not work, perhaps touches binding post by mistake and leads to electrocuteeing, and this embodiment can stop the emergence of this kind of condition through the mode of power plug basically, and is safe and reliable more.

Further, the plug tray 108 is rotatably disposed in the mounting hole 101a, two sets of sliding grooves 108b are disposed on the outer side of the plug tray 108, the sliding grooves 108b extend from the outer side of the plug tray 108 to the center of the plug tray 108, and a fixing rod 108c is disposed in the plug tray 108.

Two sets of limiting grooves 101b are formed in the outer side of the coil rack 101 in a facing manner, the limiting grooves 101b horizontally extend to the outer edge of the mounting hole 101a, one end of the fixing rod 108c penetrates through the limiting grooves 101b, and the other end of the fixing rod extends into the coil rack 101.

When the power supply plug is rotated for 90 degrees, the plug-in board 108 is rotated for 90 degrees simultaneously, the fixing rod 108c reaches the outer edge of the mounting hole 101a along the limiting groove 101b and abuts against the power supply plug, so that the power supply plug is fixed on the coil rack 101, and the power supply plug is prevented from falling off; meanwhile, the power supply plug contacts the first conductive sheet 107a and the second conductive sheet 107b after 90 degrees, so that the coil group 102 is electrified.

When the relay 102 needs to be disconnected, the external power supply plug rotates anticlockwise, the power supply plug rotates and simultaneously drives the plug board 108 to rotate, the plug board 108 rotates the fixed rod 108c in the sliding groove 108b to move towards the outer side of the plug board 108 along the sliding groove 108b gradually under the action of the limiting groove 101b, meanwhile, the fixed rod 108c moves towards the direction far away from the mounting hole 101a along the limiting groove 101b, after the power supply plug rotates 90 degrees, the fixed action of the fixed rod 108c on the power supply plug disappears, the power supply plug separates from the first conducting strip 107a and the second conducting strip 107b after 90 degrees, and the coil assembly 102 is powered off.

Further, the end of the first conductive plate 107a is provided with a first card seat 107c with an opening facing downward, the end of the second conductive plate 107b is provided with a second card seat 107d with an opening facing upward, and opposite ends of the first card seat 107c and the second card seat 107d are shorter. First cassette 107c and second cassette 107d are all to have elastic electrically conductive sheetmetal, and first cassette 107c is provided with the joint interface that is used for joint power supply plug sheetmetal, and its opening down, and second cassette 107d is provided with the joint interface that is used for joint power supply plug sheetmetal equally, and its opening up, and first cassette 107c and second cassette 107d looks remote site are shorter, so, the sheetmetal of the power supply plug of being convenient for gets into in the joint in the rotation process.

When the power supply plug is 90 degrees, two groups of metal sheets of the power supply plug respectively enter the card interfaces of the first card socket 107c and the second card socket 107d, the metal sheet of the power supply plug, the first conducting sheet 107a, the coil group 102, the second conducting sheet 107b and the metal sheet of the power supply plug form a closed loop, and the coil group 102 is electrified. It should be particularly noted that, when the power supply plug is rotated clockwise, and the fixing rods 108c move along the limiting grooves 101b to the outer edge of the mounting hole 101a, the two groups of fixing rods 108c move towards the first card holder 107c and the second card holder 107d respectively, and abut against the longer ends of the first card holder 107c and the second card holder 107d, so as to press the card interface to contract, so that the two groups of metal sheets of the power supply plug are attached to each other, the card interface and the metal sheets are prevented from being in poor contact, and the coil assembly 102 is not powered on.

It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims (10)

1. The utility model provides a antivibration plug-in type relay which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the relay body (100) comprises a coil rack (101), a coil group (102), an iron core (103), an armature (104) and a movable and static contact (105), wherein the coil group (102) is wound on the outer side of the coil rack (101), the iron core (103) is arranged in the coil rack (101), the armature (104) is arranged on one side of the coil rack (101), and the movable and static contact (105) is arranged at the bottom of the coil rack (101);

the buffer assembly (200) comprises a supporting plate (201), a buffer piece (202) and a fixing plate (203), wherein the supporting plate (201) is fixed at the bottom of the coil rack (101), and the buffer piece (202) is arranged between the supporting plate (201) and the fixing plate (203).

2. The vibration-proof plug-in relay according to claim 1, characterized in that: the buffer assemblies (200) are provided with two groups and are respectively arranged on two sides of the bottom of the coil rack (101).

3. The vibration-proof plug-in relay according to claim 2, characterized in that: the top of the fixing plate (203) is provided with an accommodating cavity (203 a), and the buffer piece (202) is arranged in the accommodating cavity (203 a).

4. A vibration-proof plug-in relay according to claim 3, characterized in that: bolster (202) include connecting seat (202 a), buffer beam (202 b), buffer seat (202 c) and dead lever (202 d), and connecting seat (202 a) are fixed in backup pad (201) bottom, dead lever (202 d) install in holding chamber (203 a), buffer seat (202 c) movable mounting is on dead lever (202 d), and buffer beam (202 b) one end is articulated with connecting seat (202 a), and the other end is articulated with buffer seat (202 c).

5. The vibration-proof plug-in relay according to claim 4, characterized in that: the middle part of the fixed rod (202 d) is arranged on a fixed block (202 d-1), and two sides of the fixed block (202 d-1) are provided with buffer springs (202 d-2) connected with the buffer seat (202 c).

6. The vibration-proof plug-in relay according to claim 5, characterized in that: both ends of the fixing rod (202 d) are threaded sections (202 d-3), and the threaded sections (202 d-3) are sleeved with limit nuts (202 d-4).

7. The vibration-proof plug-in relay according to any of claims 1 to 6, wherein: the two groups of the armatures (104) are arranged, the top ends of the armatures (104) are fixed on the upper portion of the coil rack (101), the middle portions of the armatures (104) are connected with the coil rack (101) through springs (106), and the bottom ends of the armatures (104) are in contact with the movable and static contacts (105).

8. The vibration-proof plug-in relay according to claim 7, characterized in that: the width of the middle part of the armature (104) is larger than the width of the two ends.

9. The vibration-proof plug-in relay according to claim 8, characterized in that: the coil rack is characterized in that a conductive piece (107) is arranged inside the coil rack (101), the conductive piece (107) comprises a first conductive piece (107 a) and a second conductive piece (107 b), the first conductive piece (107 a) and the second conductive piece (107 b) are embedded and installed on the inner wall of the coil rack (101) and are separated from each other, the first conductive piece (107 a) is connected with one end of the coil group (102), and the second conductive piece (107 b) is connected with the other end of the coil group (102).

10. The vibration-proof plug-in relay according to claim 9, characterized in that: and one side of the coil frame (101) far away from the armature (104) is provided with a mounting hole (101 a), an insertion disc (108) is arranged in the mounting hole (101 a), and the middle part of the insertion disc (108) is provided with two groups of insertion holes (108 a).

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