CN219642655U - Stable transformer with anti-interference capability - Google Patents

Abstract

The utility model discloses a stable transformer with anti-interference capability, which comprises a transformer shell, wherein the outer side of the transformer shell is provided with a heat dissipation plate, the bottom of an inner cavity of the transformer shell is provided with an iron core, the top of the iron core is provided with a coil, the output end of the coil is electrically connected with a wiring pile positioned at the top of the transformer shell, the output end of the coil is electrically connected with a circuit protection device positioned in the middle of the coil, the circuit protection device comprises an H-shaped fixing plate, and the side wall of the H-shaped fixing plate is fixedly provided with a surge protector; according to the utility model, the surge protector is arranged as the high-voltage lightning-protection leakage equipment, and after the surge protector is broken down, external current is led out through the surge protector matched with the ground wire, so that the effect of lightning-protection interference of the device is realized, and meanwhile, the surge protector is in a high-resistance state in a normal state, and the original working state of the transformer is not influenced.

Description

Stable transformer with anti-interference capability

Technical Field

The utility model relates to the technical field of transformers, in particular to a stable transformer with anti-interference capability.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and mainly comprises a primary coil, a secondary coil, an iron core (magnetic core), and mainly has the functions of voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer) and the like, wherein the working heat dissipation of an intelligent transformer is always a continuous problem to be overcome in the prior art, no protective personnel is required to frequently maintain in a remote severe environment, hidden damage can be caused to the device due to overheating of the device, normal operation of the transformer can be interfered when the damage reaches a certain degree, and property loss can be caused by serious damage of the transformer.

The utility model discloses an intelligent anti-interference transformer, which comprises a body, the upper end of body is equipped with the top cap, the bilateral symmetry of body is equipped with a plurality of fin, the lower extreme welding of body is equipped with the water conservancy diversion seat, and one side lower extreme of both sides fin contacts with the upper end inboard of water conservancy diversion seat respectively, the both sides lower extreme welding of water conservancy diversion seat is equipped with the mount pad respectively, the device opens the fan through two electric joint interconnect in the autonomous control power box of programming, carries out accurate forced air cooling heat dissipation to the fin with the wind that the fan blown out through the water conservancy diversion seat.

The improvement of the technology may slightly lack the anti-interference effect when facing to the high voltage environment with an indefinite inside of the transformer, for example, when lightning strike occurs or the inside of the whole transformer is in a high voltage environment due to human factors, if the structure for realizing shunt pressure relief in the prior art needs to deal with the situation, especially the protection structure may generate induced voltage and current in the transformer environment to influence the normal operation of the equipment, or further improvement is needed, in the present case, an operator is likely to need to terminate the operation of the transformer to realize the effective protection of the operator, however, the operation of the equipment may be negatively influenced by the rapid shutdown, and the equipment may be damaged when serious.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a stable transformer with anti-interference capability, so as to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a stable transformer with interference killing feature, includes the transformer shell, the heating panel is all installed in the outside of transformer shell, the bottom of transformer shell inner chamber is equipped with the iron core, the top of iron core is equipped with the coil, the output electricity of coil is connected with the wiring stake that is located transformer shell top, the output electricity of coil is connected with the circuit protection device that is located its middle part and is connected with insulating between the transformer shell, circuit protection device includes the H type fixed plate of vertical setting, the fixed surge protector that is equipped with of lateral wall of H type fixed plate.

Further, the external sealing sleeve of the surge protector is provided with a sealing cover shell positioned on the side wall of the H-shaped fixing plate, and the two sides of the sealing cover shell are respectively provided with a first lead in a sealing sleeve manner.

Further, a connecting device is arranged at the other end of the first wire in a sealing sleeve manner, and a second wire is connected to the other side of the connecting device in a sealing manner.

Further, connecting device includes the sealing ring, the quantity of sealing ring is 2 at least, and two the sealing ring passes through connecting plate and bolt assembly detachable location, the sealing ring overlaps respectively and is equipped with first wiring knot and second wiring knot.

Further, the first wiring buckle and the second wiring buckle are of socket type structures which are mutually arranged.

Further, wires are arranged in the first wire and the second wire, and the output end and the input end of the wires are respectively and mutually and electrically connected with the surge protector and the coil.

Further, a wire is arranged outside the coil and is in sealing fit with the end part of the second wire.

The utility model has the technical effects and advantages that:

1. firstly, the surge protector is used as high-voltage lightning-protection leakage equipment, when the surge protector breaks down, external current can be led out through the surge protector matched with a ground wire, so that the equipment can prevent lightning interference, and the surge protector is in a high-resistance state in a normal state, so that the original working state of the transformer is not influenced, and the effect of protecting the equipment is achieved.

2. Moreover, the connecting plate and the bolt component are arranged, so that the first wiring buckle and the second wiring buckle can be well matched for disassembly and assembly, and the whole equipment can be quickly replaced if emergency maintenance and replacement of the structure are needed in subsequent use, so that the influence caused by equipment shutdown is reduced, and powerful support is provided for the overall stable operation of the power supply system.

3. Meanwhile, the arrangement of the H-shaped fixing plate reduces the space occupation rate of the installation and positioning of the protection structure, so that the influence of the H-shaped fixing plate on the work of the transformer, particularly the negative influence on the induction point voltage generated by the transformer circuit, is reduced, and the long-term stable operation of the transformer is facilitated.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the internal structure of fig. 1 according to the present utility model.

Fig. 3 is a schematic diagram of a circuit protection device according to the present utility model.

Fig. 4 is a schematic view of the explosive structure of fig. 3 according to the present utility model.

Fig. 5 is a schematic structural view of the connecting device of the present utility model.

Fig. 6 is an exploded view of the first and second connector of the present utility model.

The reference numerals are: 1. a transformer housing; 2. a heat dissipation plate; 3. wiring piles; 4. an iron core; 5. a circuit protection device; 501. an H-shaped fixing plate; 502. a sealed enclosure; 503. a first wire; 504. a connecting device; 505. a second wire; 506. a surge protector; 5041. a first wire clip; 5042. a second wire connecting buckle; 5043. a seal ring; 5044. a connecting plate; 5045. a bolt assembly; 505. a second wire; 6. a coil.

Detailed Description

The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.

Referring to fig. 1-6, the utility model provides a stable transformer with anti-interference capability, which comprises a transformer shell 1, wherein heat dissipation plates 2 are arranged on the outer side of the transformer shell 1, an iron core 4 is arranged at the bottom of an inner cavity of the transformer shell 1, a coil 6 is arranged at the top of the iron core 4, an output end of the coil 6 is electrically connected with a wiring pile 3 positioned at the top of the transformer shell 1, an output end of the coil 6 is electrically connected with a circuit protection device 5 positioned in the middle of the coil 6, the circuit protection device 5 comprises a vertically arranged H-shaped fixing plate 501, and a surge protector 506 is fixedly arranged on the side wall of the H-shaped fixing plate 501.

According to the embodiment, the surge protector 506 is arranged to provide a pressure relief and drainage effect in an emergency for the circuit of the transformer, so that when external high voltage occurs, the characteristic that the impedance of the surge protector 506 is 0 after breakdown is utilized to enable the internal circuit of the transformer to be actively in an open circuit state, at this time, according to a general setting principle, the output end of the surge protector 506 needs to be grounded through a reasonably arranged protection circuit to ensure that the led-out current can be timely led into the ground, and therefore the led-out current plays an effective drainage role required by the external high voltage current led into the transformer, and the protection coil 6 is not burnt out due to high voltage.

The H-shaped fixing plate 501 is preferably disposed in the transformer and made of an insulating material, and needs to be made of a small size as much as possible, so that the H-shaped fixing plate has the structural effect of realizing the effect that the H-shaped fixing plate is small in size and does not occupy an assembly space, and can be connected with the transformer shell through at least 4 fixing points. The arrangement ensures the connection stability of the structure, reduces the space occupation rate of the connection structure required by the structures such as the surge protector 506, the circuit and the like, reduces the generation of induction point pressure, and improves the operation stability of the equipment.

In the utility model, aiming at the occasion of safely radiating, under the premise of avoiding that a circuit in a radiating structure is not directly connected in series with a voltage device circuit or dangerous electricity is used, a person skilled in the art can adaptively set the transformer based on the safety radiating structure in the prior art, so that the radiating requirement of the transformer can be met, the transformer structure is ensured to be maintained at a reasonable and safe working temperature in normal use, and the problem of fusion short circuit caused by self-high heat is avoided.

The ground portion of the surge protector 506 itself is not shown in the drawings, because how to ground should be understood and implemented by those skilled in the art, and thus the present embodiment is not specifically limited, nor is it further described how to ground.

The surge protector 506 is designed according to other matching structures required by the transformer, and a person skilled in the art can add protection measures like insulation protection according to the occasion and maintenance conditions of the specific application transformer, so that the protection measures do not prevent the circuit from running safely, and the surge protector 506 is designed according to the actual needs for the selection of the transformer with the set capacity, so that the person skilled in the art can fix the output end of the coil 6 at the position shown in fig. 2 and 3 through the H-shaped fixing plate 501. In order to facilitate the arrangement of the surge protector 506, the outer sealing sleeve of the surge protector 506 is provided with a sealing cover shell 502 positioned on the side wall of the H-shaped fixing plate 501, and the sealing cover shell 502 is preferably made of an insulating and safe engineering material, so that the sealing cover shell 502 can be arranged at a position which can be safely arranged in the transformer shell according to the requirement, the surge protector 506 can be safely and undisturbed connected into the transformer circuit, the due effect of the surge protector is exerted, and the transformer equipment can realize the technical effects of stable operation and better anti-interference.

Preferably, after the above-mentioned sealed housing 502 is fixedly connected to the H-shaped fixing plate 501, the H-shaped fixing plate may be connected to the transformer housing through a fireproof, heat-resistant and insulating connector, or adaptively set according to a general internal structure setting principle of the transformer, so as to ensure that the surge protector 506 will not interfere with the transformer circuit obviously.

In addition, the circuit used for connecting the surge protector 506 needs to avoid forming obvious inductive reaction with the transformer circuit as much as possible, so as to ensure that the normal non-working components can not interfere with the operation of the transformer due to induced voltage, and especially the sealing housing 502 of the surge protector 506 can be protected by an electromagnetic shielding structure and then by an insulating protection material, so that the normal non-working components can function correctly. As an essential option of the access line, the two sides of the sealed housing 502 are respectively provided with a first conducting wire 503 in a sealing manner, the other end of the first conducting wire 503 is provided with a connecting device 504 in a sealing manner, the other side of the connecting device 504 is connected with a second conducting wire 505 in a sealing manner, and the first conducting wire 503 and the second conducting wire 505 can be arranged with reference to the exemplary aspects of fig. 2 to 4 when being arranged, so that unnecessary induced voltages generated by the formation of coils in the voltage device by the conducting wire structure are avoided.

Further, the above-mentioned parts not participating in the circuit connection in the present embodiment may be provided with a hydrophobic material protection layer on the surface, and the main function is to seal the wires, so as to avoid the wires from being corroded by oil in the transformer, and the sealing sleeve between the structures only indicates the installation effect required to be achieved between the structures, so that the person skilled in the art can adaptively set the parts through technical common sense, and therefore, the present utility model is not limited to the actual protection scope required by the present utility model, and the specific structure connection is not particularly limited in the present utility model.

As a further optimization of the device, aiming at maintaining the stability of the circuit operation occasion, the utility model provides a corresponding technical scheme for the rapid replacement of the device in an emergency condition, and provides powerful support for the stable operation of the whole circuit, and in particular, the rapid replacement structure consists of the following specific structures:

wherein the connecting device 504 for connecting the surge protector 506 includes sealing rings 5043, the number of the sealing rings 5043 is at least 2, based on the requirement of sealing and sleeving, the number of the sealing rings 5043 can be increased according to the actual requirement, and generally every 2 sealing rings can meet the assembly requirement of a group of connecting devices 504; in the case of arranging 2 sealing rings 5043, the detachable positioning between the sealing rings 5043 and equipment is realized through the connecting plate 5044 and the bolt assembly 5045, and in the subsequent occasion of needing to overhaul and replace the sealing rings 5043, the connecting structure can be detached and replaced conveniently without occupying excessive time; the sealing ring 5043 is sleeved with a first wiring buckle 5041 and a second wiring buckle 5042.

As shown in fig. 5, the first terminal 5041 and the second terminal 5042 are of a socket structure, or a mating form of a plug and a bolt, which are configured with each other, so as to realize detachable circuit connection of the two, while the first conductive wire 503 and the second conductive wire 505 are provided with conductive wires, the conductive wires are selected according to the specification to meet the requirement of the corresponding circuit environment, the output end and the input end of the conductive wires are respectively electrically connected with the surge protector 506 and the coil 6, so as to ensure that the circuit can be effectively connected with the surge protector 506, and the required drainage and voltage division function is realized when the surge protector 506 is broken down; the outside of the coil 6 is provided with a wire which is in sealing sleeve with the end part of the second wire 505, thus being a necessary physical peripheral structure for protecting the safe operation and insulation protection of the circuit.

The working principle of the utility model is as follows: when an emergency of high voltage impact occurs outside, the voltage of the coil 6 of the transformer is instantaneously raised, but the surge protector 506 in the embodiment is limited in the transformer with the voltage below hundred thousand, at this time, the surge protector 506 communicated with the equipment is instantaneously broken down and conducted, at this time, when the surge protector 506 is connected with the ground wire, current does not flow into the equipment circuit any more, breakdown current can be led out through the ground wire and flows into the ground, so that the circuit integrity of the coil 6 structure inside the equipment is effectively protected until the internal voltage environment of the coil 6 is recovered to be normal, the surge protector 506 is in a wireless large resistance state, and the equipment returns to normal operation again.

In summary, based on the structure applied by the present utility model and the specific application, it can be directly expected that the arrangement of the surge protector 506 can effectively guide the external current to pass through the shunt effect of the surge protection 506 when the surge protector is broken down, and directly introduce the ground through the connected ground wire structure, thereby avoiding the direct impact of the equipment by high voltage lightning strike, reducing the damage risk, and the normal high resistance characteristic of the surge protector 506 does not affect the original working state of the transformer, so that the normal operation of the equipment is not interfered; the H-shaped fixing plate 501 is arranged vertically, so that the H-shaped fixing plate is more easily adapted to gaps existing between the transformer coils, is convenient to install and fix, reduces the generation of induced voltage, and is beneficial to the stable operation of equipment; furthermore, for the replacement and maintenance of equipment, the structures such as the connecting plate 5044 and the bolt assembly 5045 can be well matched with the disassembly and assembly of the first wiring buckle 5041 and the second wiring buckle 5042, so that in the subsequent use of the whole equipment, if the emergency maintenance and replacement of the structure are required, maintenance personnel can quickly realize the replacement of a unit, the influence caused by equipment shutdown is reduced, and the whole stable operation of a power supply system is supported more strongly.

Claims (7)

1. The utility model provides a stable transformer with interference killing feature, includes transformer housing (1), its characterized in that: the utility model discloses a transformer, including transformer shell (1), heating panel (2) are all installed in the outside of transformer shell (1), the bottom of transformer shell (1) inner chamber is equipped with iron core (4), the top of iron core (4) is equipped with coil (6), the output electricity of coil (6) is connected with wiring stake (3) at transformer shell (1) top, the output electricity of coil (6) is connected with circuit protection device (5) that are located its middle part and are connected with insulating between transformer shell (1), circuit protection device (5) are including H type fixed plate (501) of vertical setting, the lateral wall of H type fixed plate (501) is fixed and is equipped with surge protector (506).

2. A stable transformer with tamper-proof capability according to claim 1, wherein: the external sealing sleeve of the surge protector (506) is provided with a sealing cover shell (502) positioned on the side wall of the H-shaped fixing plate (501), and the two sides of the sealing cover shell (502) are respectively provided with a first lead (503) in a sealing sleeve mode.

3. A stable transformer with tamper-proof capability according to claim 2, wherein: the other end of the first wire (503) is sealed and sleeved with a connecting device (504), and the other side of the connecting device (504) is connected with a second wire (505) in a sealing way.

4. A stable transformer with anti-jamming capability according to claim 3, characterized in that: the connecting device (504) comprises sealing rings (5043), the number of the sealing rings (5043) is at least 2, two sealing rings (5043) are detachably positioned through connecting plates (5044) and bolt assemblies (5045), and the sealing rings (5043) are respectively sleeved with a first wiring buckle (5041) and a second wiring buckle (5042).

5. A stable transformer with tamper-proof capability according to claim 4, wherein: the first wiring buckle (5041) and the second wiring buckle (5042) are of mutually arranged socket-type structures.

6. A stable transformer with anti-jamming capability according to claim 3, characterized in that: the first wire (503) and the second wire (505) are both internally provided with wires, and the output end and the input end of the wires are respectively and mutually and electrically connected with the surge protector (506) and the coil (6).

7. A stable transformer with tamper-proof capability according to claim 1, wherein: one wire is arranged outside the coil (6) and is in sealing sleeve connection with the end part of the second wire (505).