CN213964939U - Transformer capable of adjusting voltage - Google Patents

Abstract

The utility model discloses a transformer of adjustable voltage, including transformer main part, exhaust duct and power, transformer main part's bottom fixed mounting has the base, the quantity of base is two sets of, and just two sets of bases are close to transformer main part's leading flank and trailing flank edge respectively, transformer main part's top fixed mounting has the roof, transformer main part's bottom fixed mounting has a heat shield, set up between two parties from the heat shield, the inside of heat shield is provided with high-pressure container, exhaust duct's quantity is four groups, and four exhaust duct of group are the cross and arrange the distribution, set up four group's perforation on the heat shield, and four exhaust duct's of group one end pass respectively four group's perforation get into the inside of heat shield and with high-pressure container's outer wall fixed connection. A transformer of adjustable voltage, possess the automatic fire extinguishing function, improve the security, do benefit to people and use, bring better use prospect.

Description

Transformer capable of adjusting voltage

Technical Field

The utility model relates to a transformer field, in particular to adjustable voltage's transformer.

Background

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. Transformers can be divided into: distribution transformers, power transformers, fully enclosed transformers, combined transformers, dry-type transformers, oil-immersed transformers, single-phase transformers, electric furnace transformers, rectifier transformers, reactors, anti-interference transformers, lightning protection transformers, box-type transformer test transformers, corner transformers, high current transformers, excitation transformers, etc. The existing transformer has certain disadvantages when in use, part of the transformers are arranged in the outdoor environment and are influenced by various weather and natural environment factors or self faults, fire hazards exist, the existing transformer does not have the automatic fire extinguishing capability, and huge loss can be caused because the existing transformer does not extinguish fire in time.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a voltage-adjustable transformer, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a transformer capable of adjusting voltage comprises a transformer main body, exhaust pipelines and a power supply, wherein the bottom of the transformer main body is fixedly provided with bases, the number of the bases is two, the two bases are respectively close to the front side edge and the rear side edge of the transformer main body, the top of the transformer main body is fixedly provided with a top plate, the bottom of the transformer main body is fixedly provided with a heat shield, the heat shield is arranged in the middle, a high-pressure container is arranged in the heat shield, the number of the exhaust pipelines is four, the four exhaust pipelines are distributed in a cross-shaped arrangement mode, the heat shield is provided with four groups of through holes, one ends of the four groups of exhaust pipelines respectively penetrate through the four groups of through holes to enter the inside of the heat shield and are fixedly connected with the outer wall of the high-pressure container, the exhaust pipelines are provided with electromagnetic valves, and the inside of the high-pressure container is filled with carbon dioxide extinguishing agents, the power supply is electrically connected with the electromagnetic valve, a temperature switch is arranged on a circuit between the electromagnetic valve and the power supply, and the power supply and the temperature switch are both arranged inside the transformer main body.

Preferably, the top of the top plate is provided with a hanging ring, a round hole is formed in the middle of the hanging ring, the top plate and the hanging ring are connected in a welding mode, and the number of the hanging rings is two.

Preferably, the four groups of through holes are fixedly provided with first sealing rings through sealing glue, and the inner walls of the four groups of first sealing rings are fixedly connected with the outer walls of the four groups of exhaust pipelines through the sealing glue respectively.

Preferably, still include input pipeline and connecting pipe in high pressure vessel's the structure, first through-hole and second through-hole have been seted up on the heat shield, the one end of input pipeline pass first through-hole get into the inside of heat shield and with high pressure vessel fixed connection, the other end threaded mounting of input pipeline has sealed lid, the one end of connecting pipe pass the second through-hole get into the inside of heat shield and with high pressure vessel fixed connection, the other end fixed mounting of connecting pipe has the manometer.

Preferably, a second sealing ring is fixedly installed in the first through hole through a sealant, the inner wall of the second sealing ring is fixedly connected with the outer wall of the input pipeline through the sealant, three sealing rings are fixedly installed in the second through hole through the sealant, and the inner wall of the third sealing ring is fixedly connected with the outer wall of the connecting pipe through the sealant.

Preferably, fixed mounting has the connecting block between heat exchanger and the high pressure vessel, the quantity of connecting block is four groups, and four groups of connecting blocks are X type range distribution, high pressure vessel's inside fixed mounting has the support column, the top and the bottom of support column respectively with high pressure vessel's inboard top, inboard bottom fixed connection, four groups of support bars of fixedly connected with between high pressure vessel's inner wall and the support column.

Compared with the prior art, the utility model discloses following beneficial effect has: this voltage-adjustable transformer, when the conflagration breaing out, inside the transformer main part, the outside temperature risees rapidly, when the temperature is higher than the temperature switch setting value, circuit closure between temperature switch automatic control power and the solenoid valve, the solenoid valve is automatic to be opened, high-pressure container inside and outside space intercommunication, the inside carbon dioxide fire extinguishing agent of high-pressure container gasifies rapidly, pass four exhaust duct blowout of group, put out a fire, possess the automatic fire extinguishing function, the security improves, do benefit to people and use, whole voltage-adjustable's transformer simple structure, high operation convenience, the effect of using is better for traditional mode.

Drawings

Fig. 1 is a front view of the voltage-adjustable transformer of the present invention.

Fig. 2 is the internal structure diagram of the heat shield in the voltage-adjustable transformer of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the high-voltage container in the voltage-adjustable transformer of the present invention.

In the figure: 1. a transformer body; 2. a base; 3. a top plate; 4. a hoisting ring; 5. a heat shield; 6. a sealing cover; 7. a pressure gauge; 8. an exhaust duct; 9. an electromagnetic valve; 10. a high pressure vessel; 11. connecting blocks; 12. an input pipe; 13. a connecting pipe; 14. a support pillar; 15. a supporting strip; 16. a carbon dioxide fire extinguishing agent.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a voltage-adjustable transformer comprises a transformer body 1, exhaust ducts 8 and a power supply, wherein two sets of bases 2 are fixedly installed at the bottom of the transformer body 1, the two sets of bases 2 are respectively close to the front side edge and the rear side edge of the transformer body 1, a top plate 3 is fixedly installed at the top of the transformer body 1, a heat shield 5 is fixedly installed at the bottom of the transformer body 1, the heat shield 5 is arranged in the middle, a high-pressure container 10 is arranged inside the heat shield 5, the number of the exhaust ducts 8 is four, the four sets of exhaust ducts 8 are distributed in a cross arrangement, four sets of through holes are formed in the heat shield 5, one ends of the four sets of exhaust ducts 8 respectively penetrate through the four sets of through holes to enter the inside of the heat shield 5 and are fixedly connected with the outer wall of the high-pressure container 10, electromagnetic valves 9 are arranged on the exhaust ducts 8, and carbon dioxide extinguishing agents 16 are filled inside the high-pressure container 10, the power supply is electrically connected with the electromagnetic valve 9, a temperature switch is arranged on a circuit between the electromagnetic valve 9 and the power supply, and the power supply and the temperature switch are both arranged inside the transformer main body 1.

Further, the top of roof 3 is provided with rings 4, and the round hole has been seted up at rings 4's middle part, and the connected mode between roof 3 and rings 4 is the welding, and rings 4's quantity is two sets of, the hoist and mount of being convenient for.

Furthermore, all there is first sealing washer through sealed fixed mounting in four group's perforations, and the inner wall of four groups of first sealing washers improves the sealed effect in this region through sealed glue respectively with four groups of exhaust duct 8's outer wall fixed connection, avoids the circulation of air.

Further, still include input pipeline 12 and connecting pipe 13 in high pressure vessel 10's the structure, first through-hole and second through-hole have been seted up on the heat shield 5, first through-hole entering heat shield 5's inside and with high pressure vessel 10 fixed connection are passed to input pipeline 12's one end, sealed lid 6 is installed to input pipeline 12's other end screw thread, the one end of connecting pipe 13 is passed the second through-hole and is got into heat shield 5's inside and with high pressure vessel 10 fixed connection, the other end fixed mounting of connecting pipe 13 has manometer 7.

Furthermore, a second sealing ring is fixedly arranged in the first through hole through a sealant, the inner wall of the second sealing ring is fixedly connected with the outer wall of the input pipeline 12 through the sealant, a third sealing ring is fixedly arranged in the second through hole through the sealant, and the inner wall of the third sealing ring is fixedly connected with the outer wall of the connecting pipe 13 through the sealant, so that the sealing effect of the area is improved, and the air circulation is avoided.

Furthermore, connecting blocks 11 are fixedly mounted between the heat shield 5 and the high-pressure container 10, the number of the connecting blocks 11 is four, the four connecting blocks 11 are arranged in an X shape, supporting columns 14 are fixedly mounted inside the high-pressure container 10, the top ends and the bottom ends of the supporting columns 14 are fixedly connected with the top and the bottom of the inner side of the high-pressure container 10 respectively, and four groups of supporting bars 15 are fixedly connected between the inner wall of the high-pressure container 10 and the supporting columns 14 to improve the structural strength of the high-pressure container 10, so that the pressure bearing capacity is improved.

It should be noted that the utility model relates to a voltage-adjustable transformer, which comprises a transformer main body 1, a base 2, a top plate 3, a hanging ring 4, a heat shield 5, a sealing cover 6, a pressure gauge 7, an exhaust duct 8, an electromagnetic valve 9, a high-pressure container 10, a connecting block 11, an input duct 12, a connecting pipe 13, a supporting post 14, a supporting bar 15 and a carbon dioxide fire extinguishing agent 16, when the voltage-adjustable transformer is in actual use and is affected by self-failure or natural environment factors such as weather and the like to cause fire, the internal and external temperatures of the transformer main body 1 rise rapidly, when the temperature is higher than a temperature switch set value, a circuit between a temperature switch automatic control power supply and the electromagnetic valve 9 is closed, the electromagnetic valve 9 is opened automatically, the internal and external spaces of the high-pressure container 10 are communicated, the carbon dioxide fire extinguishing agent 16 in the high-pressure container 10 is gasified rapidly, the fire extinguishing agent is sprayed out after passing through the four groups of exhaust pipelines 8, has an automatic fire extinguishing function, improves safety and is practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a transformer of adjustable voltage, includes transformer main part (1), exhaust duct (8) and power, its characterized in that: the bottom fixed mounting of transformer main part (1) has base (2), the quantity of base (2) is two sets of, and just two sets of base (2) are close to the leading edge and the trailing edge of transformer main part (1) respectively, the top fixed mounting of transformer main part (1) has roof (3), the bottom fixed mounting of transformer main part (1) has thermal-insulated cover (5), thermal-insulated cover (5) set up placed in the middle, the inside of thermal-insulated cover (5) is provided with high-pressure container (10), the quantity of exhaust duct (8) is four groups, and four exhaust duct (8) of group are the cross and arrange the distribution, set up four group's perforation on thermal-insulated cover (5), and the one end of four group's exhaust duct (8) passes four group's perforation respectively and gets into the inside of thermal-insulated cover (5) and with the outer wall fixed connection of high-pressure container (10), be provided with solenoid valve (9) on exhaust duct (8), the carbon dioxide fire extinguishing agent (16) is filled in the high-pressure container (10), the power supply is electrically connected with the electromagnetic valve (9), a temperature switch is arranged on a circuit between the electromagnetic valve (9) and the power supply, and the power supply and the temperature switch are both installed in the transformer main body (1).

2. A voltage adjustable transformer according to claim 1, wherein: the top of roof (3) is provided with rings (4), the round hole has been seted up at the middle part of rings (4), the connected mode between roof (3) and rings (4) is the welding, rings (4) are two sets of in quantity.

3. A voltage adjustable transformer according to claim 1, wherein: all there is first sealing washer in four group's perforations through sealed fixed mounting, and the inner wall of four groups of first sealing washers respectively with the outer wall fixed connection of four groups of exhaust duct (8) through sealed glue.

4. A voltage adjustable transformer according to claim 1, wherein: still include input pipeline (12) and connecting pipe (13) in the structure of high-pressure vessel (10), first through-hole and second through-hole have been seted up on heat insulating shroud (5), the one end of input pipeline (12) pass first through-hole and get into the inside of heat insulating shroud (5) and with high-pressure vessel (10) fixed connection, sealed lid (6) are installed to the other end screw thread of input pipeline (12), the one end of connecting pipe (13) is passed the second through-hole and is got into the inside of heat insulating shroud (5) and with high-pressure vessel (10) fixed connection, the other end fixed mounting of connecting pipe (13) has manometer (7).

5. An adjustable voltage transformer as claimed in claim 4, wherein: a second sealing ring is fixedly installed in the first through hole through a sealant, the inner wall of the second sealing ring is fixedly connected with the outer wall of the input pipeline (12) through the sealant, three sealing rings are fixedly installed in the second through hole through the sealant, and the inner wall of the third sealing ring is fixedly connected with the outer wall of the connecting pipe (13) through the sealant.

6. A voltage adjustable transformer according to claim 1, wherein: fixed mounting has connecting block (11) between heat exchanger (5) and high pressure vessel (10), the quantity of connecting block (11) is four groups, and four groups connecting block (11) are X type range distribution, the inside fixed mounting of high pressure vessel (10) has support column (14), the top and the bottom of support column (14) respectively with inboard top, the inboard bottom fixed connection of high pressure vessel (10), four groups of support bars (15) of fixedly connected with between the inner wall of high pressure vessel (10) and support column (14).

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