CN218414154U

CN218414154U - Indoor semi-closed voltage transformer

Info

Publication number: CN218414154U
Application number: CN202222760315.9U
Authority: CN
Inventors: 白春林; 韩濮键; 雷绍云; 明海洪; 施俊伟; 王希; 余菲; 石伟
Original assignee: Yunnan Yaolian Power Engineering Co ltd
Current assignee: Yunnan Yaolian Power Engineering Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-01-31
Anticipated expiration: 2032-10-20

Abstract

The utility model provides an indoor semi-closed voltage transformer, including base and fixed protector, the fixed connection has the rubber pad in the middle of the surface of base, fixed protector sets up in the surface of rubber pad, fixed protector's inside is provided with the voltage transformer body, the bottom both sides fixedly connected with connecting block of voltage transformer body. The utility model discloses, through setting up fixed protector, the surface at the fixing base is placed to the voltage transformer body, the spacing slider of grip block bottom carries out spacing slip at the spacing inslot, the elasticity that utilizes powerful expanding spring can make grip block and voltage transformer body offset, the completion is to the protection of voltage transformer body and fixed, also be convenient for dismantle the voltage transformer body get off simultaneously and maintain or change, work efficiency is improved, most current voltage transformer does not set up the protection at present, lead to machine itself to damage because of the maloperation easily, the device's application has improved the practicality of equipment greatly.

Description

Indoor semi-closed voltage transformer

Technical Field

The utility model relates to a voltage transformer technical field especially relates to an indoor semi-closed voltage transformer.

Background

The primary coil and the secondary coil of the voltage transformer are generally provided with fuses for short-circuit protection. The fuse on the primary side of the voltage transformer is used for protecting the internal short-circuit fault of the voltage transformer and the short-circuit fault on a connecting line between the voltage transformer and a power grid, and the rated current of the fuse on the primary side of the 10kV voltage transformer is generally 05A. The secondary side of the voltage transformer can not be short-circuited during operation, so that a main fuse is arranged on a primary circuit of the secondary side and used for protecting a short-circuit fault of a network below the main fuse, and in order to prevent the short circuit of a voltage circuit of the meter gauge from influencing the operation of the secondary main circuit, a fuse is additionally arranged on a meter circuit. The rated current of a general total fuse is selected from 3-5A, the meter loop fuses the rated current to be selected from 1-2A, and a fuse is not generally arranged on a secondary outgoing line connected into an open triangle, so that a grounding signal cannot be sent out in order to avoid poor contact, and the contact condition of the fuse cannot be monitored because the end of the general open triangle has no voltage.

At present, most of existing voltage transformers are not provided with protection, and machines are easily damaged due to misoperation, so that an indoor semi-closed voltage transformer is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an indoor semi-closed voltage transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the indoor semi-closed voltage transformer comprises a base and a fixed protection device, wherein a rubber pad is fixedly connected to the middle of the surface of the base, the fixed protection device is arranged on the surface of the rubber pad, a voltage transformer body is arranged inside the fixed protection device, connecting blocks are fixedly connected to two sides of the bottom of the voltage transformer body, and first mounting holes are formed in the surfaces of the two connecting blocks.

Preferably, the connecting block is "L" type, two fixed orificess have all been seted up to the surperficial both sides of base.

Preferably, fixed protector includes the fixing base, fixing base and rubber pad fixed connection, the surperficial left side fixedly connected with left fixed plate of fixing base, the surperficial right side fixedly connected with right fixed plate of fixing base, the left end front portion and the equal fixedly connected with powerful expanding spring of left end rear portion of right side fixed plate, two the common fixedly connected with grip block of one end that right fixed plate was kept away from to powerful expanding spring.

Preferably, the lower extreme front portion and the equal fixedly connected with spacing slider in lower extreme rear portion of grip block, the spacing groove has all been opened to the upper end front portion and the upper end rear portion of fixing base, the equal fixedly connected with antiskid grained layer in one side that one side and grip block that left fixed plate is close to the grip block of left fixed plate is close to the left fixed plate.

Preferably, the two limiting slide blocks are respectively connected with the two corresponding limiting grooves in a sliding manner, and the two limiting slide blocks and the two limiting grooves are of convex structures.

Preferably, the two ends of the surface of the fixing seat are located between the two limiting grooves and provided with second mounting holes, the second mounting holes are matched with the first mounting holes, and the fixing seat and the connecting block penetrate through the first mounting holes and the second mounting holes through fixing bolts to be fixedly connected.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses in, through setting up fixed protector, the surface at the fixing base is placed to the voltage transformer body, the spacing slider of grip block bottom carries out spacing slip at the spacing inslot, the elasticity that utilizes powerful expanding spring can make grip block and voltage transformer body offset, the completion is to the protection and the fixing of voltage transformer body, also be convenient for dismantle the voltage transformer body simultaneously and get off to maintain or change, work efficiency is improved, most current voltage transformer does not set up the protection at present, lead to machine itself to damage because of the maloperation easily, the device's application has avoided the practicality of above-mentioned problem and has effectively improved equipment.

2. The utility model discloses in, through setting up two connecting blocks in the bottom of voltage transformer body, the first mounting hole on connecting block surface and the second mounting hole looks adaptation on fixing base surface, and through fixing bolt with its fixed connection for the voltage transformer body is installed more stably, installs simple structure quick detachable and installs, has improved the stability of equipment greatly.

Drawings

Fig. 1 is a schematic perspective view of an indoor semi-enclosed voltage transformer according to the present invention;

fig. 2 is a schematic diagram of a three-dimensional structure of a voltage transformer body of an indoor semi-closed voltage transformer provided by the utility model;

fig. 3 is a schematic perspective view of a fixing protector of an indoor semi-closed voltage transformer according to the present invention;

fig. 4 is a schematic view of a partial three-dimensional structure of a fixing protection device of an indoor semi-closed voltage transformer.

Illustration of the drawings: 1. a base; 2. a fixing hole; 3. a rubber pad; 4. a voltage transformer body; 5. fixing the protection device; 6. connecting blocks; 7. a first mounting hole; 51. a fixed seat; 52. a left fixing plate; 53. a right fixing plate; 54. a layer of non-slip particles; 55. a limiting groove; 56. a clamping plate; 57. a strong extension spring; 58. a limiting slide block; 59. and a second mounting hole.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

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 in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Embodiment 1, as shown in fig. 1-4, the present invention provides an indoor semi-enclosed voltage transformer, which comprises a base 1 and a fixed guard 5.

The specific arrangement and function of the securing guard 5 and the connecting block 6 will be described in detail below.

As shown in fig. 1 and 2, and fig. 4, the fixing protection device 5 includes a fixing base 51, the fixing base 51 is fixedly connected with the rubber pad 3, a left surface left side fixedly connected with fixing plate 52 of the fixing base 51, a right surface right side fixedly connected with fixing plate 53 of the fixing base 51, a left end front portion and a left end rear portion of the right fixing plate 53 are fixedly connected with powerful expansion springs 57, two powerful expansion springs 57 are far away from a common fixedly connected with clamping plate 56 of one end of the right fixing plate 53, a lower end front portion and a lower end rear portion of the clamping plate 56 are fixedly connected with limiting sliders 58, an upper end front portion and an upper end rear portion of the fixing base 51 are both opened with limiting grooves 55, one side of the left fixing plate 52 close to the clamping plate 56 and one side of the clamping plate 56 close to the left fixing plate 52 are both fixedly connected with anti-skid particle layers 54, the two limiting sliders 58 are respectively connected with the corresponding two limiting grooves 55 in a sliding manner, and the two limiting sliders 58 and the two limiting grooves 55 are both of a convex structure.

The effect that its whole fixed protector 5 reached does, through setting up fixed protector 5, voltage transformer body 4 is placed on the surface of fixing base 51, the spacing slider 58 of grip block 56 bottom carries out spacing slip in spacing groove 55, utilize powerful expanding spring 57's elasticity to make grip block 56 offset with voltage transformer body 4, the completion is to voltage transformer body 4 protection and fixed, also be convenient for dismantle voltage transformer body 4 get off simultaneously and maintain or change, work efficiency is improved, most current voltage transformer does not set up the protection, lead to machine itself to damage because of the maloperation easily, the device's application has avoided the above-mentioned problem and has effectively improved the practicality of equipment.

As shown in fig. 1 and fig. 2, the bottom both sides fixedly connected with connecting block 6 of voltage transformer body 4, first mounting hole 7 has been seted up on the surface of two connecting blocks 6, connecting block 6 is "L" type, two fixed orificess 2 have all been seted up to base 1's surperficial both sides, the surperficial both ends of fixing base 51 are located and have seted up second mounting hole 59 between two spacing grooves 55,

second mounting hole

59 and 7 looks adaptations of first mounting hole, fixing base 51 passes first mounting hole 7 and second mounting hole 59 fixed connection through fixing bolt with connecting block 6.

The effect that its whole connecting block 6 reaches does, through setting up two connecting blocks 6 in the bottom of voltage transformer body 4, the first mounting hole 7 on connecting block 6 surface and the 59 looks adaptations of second mounting hole on fixing base 51 surface, and with its fixed connection through fixing bolt for voltage transformer body 4 is installed more stably, and device simple structure is quick detachable and the installation, has improved the stability of equipment greatly.

Embodiment 2 is different from embodiment 1 in that, as shown in fig. 1, a rubber pad 3 is fixedly connected to the middle of the surface of a base 1, a fixed protection device 5 is arranged on the surface of the rubber pad 3, and a voltage transformer body 4 is arranged inside the fixed protection device 5.

Its holistic theory of operation does, the utility model relates to an indoor semi-closed voltage transformer, through setting up fixed protector 5, voltage transformer body 4 places on the surface of fixing base 51, the spacing slider 58 of grip block 56 bottom carries out spacing slip in spacing groove 55, utilize the elasticity of powerful expanding spring 57 to make grip block 56 and voltage transformer body 4 offset, accomplish protection and the fixing to voltage transformer body 4, also be convenient for dismantle voltage transformer body 4 simultaneously and keep in repair or change, the work efficiency is improved, most current voltage transformer does not set up the protection at present, lead to machine itself to damage because of the maloperation easily, the device uses and has avoided the aforesaid problem and effectively improved the practicality of equipment, through set up two connecting blocks 6 in voltage transformer body 4's bottom, the first mounting hole 7 on connecting block 6 surface and the second mounting hole 59 looks adaptation on fixing base 51 surface, and through fixing bolt with its fixed connection, make voltage transformer body 4 install more stably, the device simple structure is quick detachable and the installation, the stability of equipment has been improved greatly.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. An indoor semi-enclosed voltage transformer, includes base (1) and fixed protector (5), its characterized in that: fixedly connected with rubber pad (3) in the middle of the surface of base (1), fixed protector (5) set up in the surface of rubber pad (3), the inside of fixed protector (5) is provided with voltage transformer body (4), bottom both sides fixedly connected with connecting block (6) of voltage transformer body (4), two first mounting hole (7) have been seted up on the surface of connecting block (6).

2. An indoor semi-enclosed voltage transformer according to claim 1 and further characterized in that: the connecting block (6) is L-shaped, and two fixing holes (2) are formed in two sides of the surface of the base (1).

3. An indoor semi-enclosed voltage transformer according to claim 1 and further characterized in that: fixed protector (5) are including fixing base (51), fixing base (51) and rubber pad (3) fixed connection, the surperficial left side fixedly connected with left fixed plate (52) of fixing base (51), the surperficial right side fixedly connected with right fixed plate (53) of fixing base (51), the left end front portion and the equal fixedly connected with powerful expanding spring (57) of left end rear portion of right fixed plate (53), two the common fixedly connected with grip block (56) of one end of right fixed plate (53) are kept away from in powerful expanding spring (57).

4. An indoor semi-enclosed voltage transformer according to claim 3, characterized in that: the lower extreme front portion and the equal fixedly connected with spacing slider (58) in lower extreme rear portion of grip block (56), spacing groove (55) have all been opened to the upper end front portion and the upper end rear portion of fixing base (51), one side that left fixed plate (52) are close to grip block (56) and one side that grip block (56) are close to left fixed plate (52) are equal fixedly connected with antiskid grained layer (54).

5. An indoor semi-enclosed voltage transformer according to claim 4 and further characterized in that: the two limiting sliding blocks (58) are respectively in sliding connection with the corresponding two limiting grooves (55), and the two limiting sliding blocks (58) and the two limiting grooves (55) are of convex structures.

6. An indoor semi-enclosed voltage transformer according to claim 3 and further characterized in that: the utility model discloses a fixing base, including fixing base (51), second mounting hole (59) have been seted up to the surperficial both ends of fixing base (51) are located between two spacing grooves (55), second mounting hole (59) and first mounting hole (7) looks adaptation, fixing base (51) and connecting block (6) pass first mounting hole (7) and second mounting hole (59) fixed connection through fixing bolt.