CN115274361A

CN115274361A - Relay for line safety protection of dynamic environment monitoring distribution room

Info

Publication number: CN115274361A
Application number: CN202211169148.9A
Authority: CN
Inventors: 袁润冬
Original assignee: Jiangsu Banghan Information Technology Co ltd
Current assignee: Jiangsu Banghan Information Technology Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2022-11-01
Anticipated expiration: 2042-09-26
Also published as: CN115274361B

Abstract

The invention relates to the technical field of relay structures, and discloses a relay for protecting the line safety of a dynamic environment monitoring distribution room, which comprises a choke, wherein an iron core structure with a hollow structure is fixedly arranged in the middle of the choke, a coil is wound and connected on the periphery of the iron core structure, a blocking ring is fixedly sleeved in the middle of an inner cavity of the iron core structure, an inner groove is formed in the top of the inner cavity of the choke, a conduction pipe is fixedly sleeved at the top of the inner cavity of the blocking ring, and a first conductive rod extending to the top of the choke is movably sleeved in the conduction pipe. This dynamic environment control relay for distribution room circuit safety protection to airtight cavity among the iron core structure and wherein the insulating oil that fills set up, can prevent effectively that the contact between first conducting rod and the second conducting rod from exposing outside, causes the problem of dust in the adhesion under complicated operating mode environment, has further reduced its emergence that produces electric arc phenomenon of striking sparks in the twinkling of an eye of contact.

Description

Relay for line safety protection of dynamic environment monitoring distribution room

Technical Field

The invention relates to the technical field of relay structures, in particular to a relay for line safety protection of a dynamic environment monitoring power distribution room.

Background

With the rapid increase of the number of the machine rooms, the number of the devices and the environment of the machine rooms are increasingly complex, and in order to ensure the optimal working state of the machine rooms, unified management and control are performed on the devices and the environment in the machine rooms, and dynamic monitoring of the machine room environment is an important trend of development of the machine room environment.

In the process of controlling the system to operate by using an electromagnetic coil, the existing relay realizes circuit control on the system by contacting different contacts with an armature on the existing relay, and in order to realize the reset action of the armature in the process, the existing relay is mostly arranged in a lever structure, so that the armature generates slight vibration due to the inertia effect at the moment of contacting the contacts, and generates an arc ignition phenomenon at the moment of connecting the armature, so that the existing relay has larger potential safety hazard in the high-frequency on-off process, is easy to generate the phenomenon of poor contact, and has poorer stability and reliability;

meanwhile, because the relay cannot be in a completely sealed state, external dust is easily adhered to the armature or the contact under a complex working condition environment, the probability of occurrence of an arc ignition phenomenon generated in the moment of contact is further increased, the safety of the relay in a high-frequency on-off use process is seriously reduced, and the service life of the relay is greatly influenced.

Therefore, a safety relay for dynamic environment monitoring is needed to solve the above-mentioned defects of the conventional relay structure in the actual use process.

Disclosure of Invention

Technical problem to be solved

The invention provides a relay for line safety protection of a dynamic environment monitoring distribution room, which can enable contacts on the relay to be under sealed insulating oil, can effectively avoid an arc ignition phenomenon caused by inertial vibration at the moment of contact of the contacts on the relay and a bad contact phenomenon caused by on-off action of an armature and the contacts at high frequency, and simultaneously is not easy to adhere dust under a complex working condition environment, has higher safety and longer service life; meanwhile, the problem that due to the fact that the relay cannot be in a completely sealed state, outside dust is prone to being adhered to the armature or the contact under a complex working condition environment, the probability of electric arc ignition generated in the moment of contact of the relay is further increased, safety of the relay in a high-frequency on-off use process is seriously reduced, and the service life of the relay is greatly influenced is solved.

(II) technical scheme

The invention provides the following technical scheme: the utility model provides a developments environment control electricity distribution room relay for circuit safety protection, includes to choke iron, the middle part fixed mounting who chokes iron has the iron core structure who is hollow structure, and is connected with the coil at the peripheral winding of iron core structure, the middle part of iron core structure inner chamber is fixed to have cup jointed the separation ring, the top of choking iron inner chamber is equipped with the inner groovy, and the fixed cover in top of separation ring inner chamber has connect the conduction tube, the inside activity of conduction tube has cup jointed the first conducting rod that extends to chokes iron top, the top of conduction tube surface just is located the inner chamber of iron core structure and the activity has cup jointed the linkage magnetic path that cup joints with the external fixation of first conducting rod, spacing joint between the bottom of linkage magnetic path surface and the inner groovy on the iron core structure, and be connected through the reset spring transmission between the bottom of linkage magnetic path and the top of separation ring, the fixed cutting ferrule that has cup jointed fixed cutting ferrule in bottom of separation ring inner chamber, the fixed cover that has connect the second conducting rod that extends to chokes iron bottom.

Preferably, the magnetic induction line of the induced magnetic field formed in the upper coil of the yoke is downward along the central axis of the iron core structure, and the magnetic pole at the top end of the linkage magnetic block is an S pole.

Preferably, the distance between the bottom end of the first conducting rod and the top end of the second conducting rod is smaller than the displacement of the return spring which continues to be compressed downwards.

Preferably, a group of piston structures in transmission connection with the top end of the fixed clamping sleeve through elastic colloid are movably sleeved on the top of the outer surface of the second conducting rod, and insulating oil with full volume is filled in a sealed cavity formed by the piston structures and the blocking ring.

Preferably, the interior of the choke iron is provided with a pressure balance slot hole for communicating the inner groove with the outside air.

(III) advantageous effects

The invention has the following beneficial effects:

1. this dynamic environment control relay for electricity distribution room circuit safety protection, to the conduction tube, first conducting rod, linkage magnetic path and reset spring's setting, make the break-make contact point between first conducting rod and the second conducting rod be located the direction of its atress, and no longer need lever structure's reset mode, compare with current relay structure, make first conducting rod and second conducting rod can not produce slight vibration because of the inertial action in the twinkling of an eye of contact, make the steadiness of contact between it higher, can effectively avoid it to produce the phenomenon that electric arc struck sparks in the twinkling of an eye of contact, its security and stability at the break-make in-process of high frequency have effectively been improved.

2. This dynamic environment control relay for electricity distribution room circuit safety protection, to airtight cavity and wherein the insulating oil's that fills setting in the iron core structure, can prevent effectively that the contact between first conducting rod and the second conducting rod from exposing outside, make its problem of dust in the adhesion under complicated operating mode environment, further reduced its emergence probability of producing electric arc phenomenon of striking sparks in the twinkling of an eye of contact, when improving this relay safety in utilization, effectively prolonged its life-span of using.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 1.

In the figure: 1. choke iron; 2. an iron core structure; 3. a coil; 4. a barrier ring; 5. an inner groove; 6. a conduction pipe; 7. a first conductive rod; 8. linkage magnetic blocks; 9. a return spring; 10. fixing the clamping sleeve; 11. a second conductive rod; 12. an elastic gel; 13. pressure balancing slots.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1, a relay for line safety protection of a dynamic environment monitoring distribution room includes a choke 1, an iron core structure 2 having a hollow structure is fixedly installed in the middle of the choke 1, a coil 3 is wound around the periphery of the iron core structure 2, an induced magnetic field is formed inside the choke when the relay is powered on, a conductive loop is formed between two ends of the coil 3 and a control system, a blocking ring 4 made of a non-metal material is fixedly sleeved in the middle of an inner cavity of the iron core structure 2, an inner groove 5 is formed in the top of the inner cavity of the choke 1, a conducting tube 6 is fixedly sleeved on the top of the inner cavity of the blocking ring 4, a first conductive rod 7 extending to the top of the choke 1 is movably sleeved on the inside of the conducting tube 6, a linkage magnetic block 8 fixedly sleeved on the outer surface of the first conductive rod 7 is movably sleeved on the top of the outer surface of the conducting tube 6, a limit clamp is clamped between the bottom of the outer surface of the linkage magnetic block 8 and the inner groove 5 on the iron core structure 2 to effectively limit the upward movement range of the linkage magnetic block 8, as shown in fig. 2, the bottom of the linkage magnetic block 8 and the clamp sleeve are connected with a reset spring 9, a second conductive rod 10, and a clamp sleeve 10 fixed in the inner cavity of the second conductive rod is fixedly sleeved on the inner cavity of the second conductive sleeve, and a reset spring clamp sleeve 11, and a clamp sleeve is fixedly sleeved on the inner cavity of the second conductive rod 10, and a clamp sleeve 10, and a reset spring clamp sleeve 10 fixed sleeve 10, and a reset spring clamp sleeve is fixedly connected with the inner cavity of the second conductive rod.

In the technical scheme, the magnetic induction lines of the induction magnetic field formed in the coil 3 on the choke iron 1 are downward along the central axis of the iron core structure 2, wherein the magnetic induction lines around the magnetic field all come out from the N pole and enter the S pole, and the magnetic induction lines in the magnetic field are from the S pole to the N pole, so that the magnetic pole at the top end of the linkage magnetic block 8 is set as the S pole.

In the technical scheme, the distance between the bottom end of the first conducting rod 7 and the top end of the second conducting rod 11 is smaller than the displacement of the return spring 9 which is continuously compressed downwards, so that when the coil 3 is electrified to generate an induction magnetic field and the first conducting rod 7 is driven to move downwards under the action of the linkage magnetic block 8, a good contact state between the first conducting rod 7 and the second conducting rod 11 can be ensured.

In the technical scheme, a group of piston structures which are in transmission connection with the top end of the fixed clamping sleeve 10 through the elastic colloid 12 are movably sleeved on the top of the outer surface of the second conducting rod 11, and insulating oil with full volume is filled in a closed cavity formed by the second conducting rod and the blocking ring 4, so that the situation that dust is adhered to the contact between the first conducting rod 7 and the second conducting rod 11 under a complex working condition environment due to the fact that the contact is exposed outside is prevented, the occurrence probability of the phenomenon that the contact generates electric arc ignition in the moment is effectively reduced, and meanwhile, the volume of the closed cavity can be compensated when the first conducting rod 7 moves downwards.

As shown in fig. 3, in the present technical solution, a plurality of groups of pressure balance slots 13 are arranged inside the choke iron 1 in an annular array and communicate with the inner groove 5 and the outside air to balance the gas pressure in the inner cavity thereof, so that the linkage magnetic block 8 can flexibly move up and down to communicate with the first conducting rod 7 and the second conducting rod 11.

The use method and the working principle of the embodiment are as follows:

when the relay is in a disconnected state, no current exists in the coil 3 connected with the control system, so that no induction magnetic field is generated, and meanwhile, under the action of the elastic force of the reset spring 9, the linkage magnetic block 8 and the first conducting rod 7 on the linkage magnetic block are kept at the top and are not in contact with the top end of the second conducting rod 11, so that the dynamic environment monitoring system connected with the second conducting rod 11 and the first conducting rod 7 is in a power-off state;

when current exists in the coil 3 connected with the control system, under the action of electromagnetic induction, the coil 3 generates an induction magnetic field which is upward along the central axis of the iron core structure 2 and downward, and generates repulsion with the top end of the linkage magnetic block 8, so that downward pressure is generated to overcome the elastic force of the reset spring 9, and the linkage magnetic block 8 and the first conducting rod 7 on the linkage magnetic block are driven to move downward until the bottom end of the first conducting rod 7 is contacted with the top end of the second conducting rod 11, and a dynamic environment monitoring system connected with the linkage magnetic block is conducted, so that the relay is in a communicated state;

and when the coil 3 connected with the control system is disconnected again, the power-off state is repeatedly recovered, so that the running state of the relay is adjusted according to the on-off state of the coil 3, and the on-off state of the dynamic environment monitoring system is controlled.

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

1. The utility model provides a dynamic environment control electricity distribution room relay for line safety protection, includes to choke iron (1), the middle part fixed mounting who chokes iron (1) has iron core structure (2) that are hollow structure, and is connected with coil (3), its characterized in that at the peripheral winding of iron core structure (2): the fixed separation ring (4) that has cup jointed in middle part of iron core structure (2) inner chamber, the top of choking iron (1) inner chamber is equipped with inner groovy (5), and the fixed conduction tube (6) that has cup jointed in top of separation ring (4) inner chamber, the inside activity of conduction tube (6) has cup jointed the linkage magnetic path (8) that cup joints with the external fixation of first conduction tube (7) to extend to choking iron (1) top, the top of conduction tube (6) surface just is located the inner chamber of iron core structure (2) the activity cup joints linkage magnetic path (8) that cup joints with the external fixation of first conduction tube (7), spacing joint between inner groovy (5) on the bottom of linkage magnetic path (8) surface and iron core structure (2), and link and be connected through reset spring (9) transmission between the bottom of bottom and the top of separation ring (4), the fixed cutting ferrule (10) have cup jointed fixed cutting ferrule (10) in bottom of separation ring (4) inner chamber, the fixed cover in inside of fixed cutting ferrule (10) has cup jointed the second conduction tube (11) that extends to choking iron (1) bottom.

2. The relay for line safety protection of the dynamic environment monitoring power distribution room according to claim 1, wherein: the magnetic induction line of the induction magnetic field formed in the coil (3) on the choke iron (1) is downward along the central axis of the iron core structure (2), and the magnetic pole at the top end of the linkage magnetic block (8) is set as an S pole.

3. The relay for line safety protection of the dynamic environment monitoring power distribution room according to claim 2, characterized in that: the distance between the bottom end of the first conducting rod (7) and the top end of the second conducting rod (11) is smaller than the displacement of the return spring (9) which is continuously compressed downwards.

4. The relay for line safety protection of the dynamic environment monitoring power distribution room according to claim 3, wherein: the top of the outer surface of the second conducting rod (11) is movably sleeved with a group of piston structures which are in transmission connection with the top end of the fixed clamping sleeve (10) through elastic colloid (12), and a closed cavity formed by the piston structures and the blocking ring (4) is filled with insulating oil with full volume.

5. The relay for line safety protection of the dynamic environment monitoring power distribution room according to claim 1, characterized in that: the interior of the choke iron (1) is provided with a pressure balance slotted hole (13) which is communicated with the inner groove (5) and the outside air.