Current transformer with protection function

Abstract

The current transformer with the protection function comprises a current transformer body, the side face of the current transformer body is fixedly connected with a third installation plate, a protection cover is arranged outside the current transformer body, an arc-shaped plate is welded to the bottom of the protection cover, a side plate is welded to the other end of the arc-shaped plate, and the third installation plate is fixedly connected with the third installation plate. The side faces of the side plates are fixedly connected with fixing plates. According to the current transformer with the protection function, a protective cover is arranged outside the current transformer body, an arc-shaped plate is welded to the bottom of the protective cover, a side plate is welded to the other end of the arc-shaped plate, a fixing plate is fixedly connected to the side face of the side plate, a base plate is welded to the top of a third mounting plate, and the fixing plate is connected with the base plate through bolts; the soft cushion is adhered to the surface of the protective cover, when the current transformer is installed on a wall and is collided, the protective cover can be used for providing a protection effect for the current transformer, meanwhile, the soft cushion is used for providing a buffering effect, collision force is reduced, and the protective performance is high when the current transformer is used.

Description

Technical Field

[0001] The utility model belongs to the technical field of mutual inductors, and in particular relates to a current mutual inductor with a protection function. Background Art

[0002] A current transformer is an instrument that converts a large primary current into a small secondary current for measurement based on the principle of electromagnetic induction. The current transformer consists of a closed iron core and a winding.

[0003] The current transformers currently available on the market have the following problems in actual use:

[0004] 1. In actual use, the traditional current transformer is installed on the wall, so it is easy to be hit. When the current transformer is hit, it may be damaged, and the protection is poor when used.

[0005] 2. During the use of most current transformers, due to the small contact area between the current transformer and the installation location when the current transformer is installed, after the installation is completed, the installation may be unstable and the stability during use may be poor. Utility Model Content

[0006] The utility model aims to provide a current transformer with a protection function to solve the technical problems raised in the background technology.

[0007] To achieve the above-mentioned purpose, the specific technical scheme of the utility model is as follows: a current transformer with a protective function, comprising a current transformer body, the side of the current transformer body is fixedly connected to a third mounting plate, a protective cover is provided on the outside of the current transformer body, an arc plate is welded to the bottom of the protective cover, a side plate is welded to the other end of the arc plate, the side of the side plate is fixedly connected to a fixing plate, a pad is welded to the top of the third mounting plate, the fixing plate is connected to the pad by bolts, and a soft pad is bonded to the top of the protective cover.

[0008] Preferably, a slide groove is provided on the top of the third mounting plate, a first mounting plate is provided at the bottom of the third mounting plate, a slide rod is welded on the top of the first mounting plate, a limit plate is welded on the other end of the slide rod, the bottom of the limit plate is attached to the top of the third mounting plate, and the side of the first mounting plate is connected to the second mounting plate through a rotating shaft

[0009] Preferably, a positioning rod is welded to the bottom of the protective cover, a strip plate is welded to the side of the current transformer body, the top of the strip plate is fixedly connected to the socket, and the positioning rod is embedded in the socket.

[0010] Preferably, a strip hole is provided on the top of the first mounting plate, and a hole is provided on the top of the second mounting plate, and the second mounting plates are distributed in a symmetrical manner.

[0011] Preferably, the strip plates are distributed in a symmetrical form, and the sockets are distributed in a symmetrical form.

[0012] Preferably, the pads are distributed in a symmetrical form, and the current transformer body is located inside the protective cover.

[0013] The current transformer with protection function of the utility model has the following advantages:

[0014] 1. A current transformer with a protective function is provided with a protective cover outside the current transformer body, and an arc plate is welded at the bottom of the protective cover, a side plate is welded at the other end of the arc plate, a fixing plate is fixedly connected to the side of the side plate, a third mounting plate is fixedly connected to the side of the current transformer body, a pad is welded to the top of the third mounting plate, the fixing plate is connected to the pad by bolts, and a soft pad is bonded to the surface of the protective cover. When the current transformer is installed on a wall and is hit, the protective cover can be used to provide a protective effect for the current transformer, and the soft pad can be used to provide a buffering effect to reduce the impact force, and the protective performance is strong when used;

[0015] 2. A current transformer with a protective function, by opening a slide groove on the surface of a third mounting plate, and arranging a first mounting plate at the bottom of the third mounting plate, welding a sliding rod on the top of the first mounting plate, the sliding rod passes through the slide groove, and welding a limit plate at the other end of the sliding rod, the bottom of the limit plate is attached to the top of the third mounting plate, the third mounting plate is connected to the second mounting plate through a rotating shaft, when the current transformer needs to be installed, the slide groove can be used to move the first mounting plate out of the bottom of the third mounting plate, and then the second mounting plate can be unfolded through the rotating shaft, and then the first mounting plate and the second mounting plate can be used to install the current transformer, at this time, the contact area between the current transformer and the installation position is increased by the first mounting plate and the second mounting plate, and the stability during installation is relatively strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the strip plate structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the protective cover structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the first mounting plate structure of the utility model.

[0021] Explanation of the markings in the figure: 1. Current transformer body; 2. Protective cover; 3. Cushion; 4. Strip plate; 5. Positioning rod; 6. Side plate; 7. Fixed plate; 8. Pad; 9. Third mounting plate; 10. Hole; 11. Slide rod; 12. Limiting piece; 13. Second mounting plate; 14. Slide groove; 15. Arc plate; 16. Socket; 17. First mounting plate; 18. Strip hole. DETAILED DESCRIPTION

[0022] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0023] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0025] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0026] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0027] In order to better understand the purpose, structure and function of the utility model, the current transformer of the utility model is further described in detail below in conjunction with the accompanying drawings.

[0028] like Figure 1-4 As shown, a current transformer with a protective function of the utility model comprises a current transformer body 1, a third mounting plate 9 is fixedly connected to the side of the current transformer body 1, a protective cover 2 is arranged outside the current transformer body 1, by installing the protective cover 2, when the current transformer is installed on the wall and is hit, the protective cover can be used to provide a protective effect for the current transformer, and the protective performance is relatively strong, an arc plate 15 is welded to the bottom of the protective cover 2, a side plate 6 is welded to the other end of the arc plate 15, a fixing plate 7 is fixedly connected to the side of the side plate 6, a pad 8 is welded to the top of the third mounting plate 9, the fixing plate 7 is connected to the pad 8 by bolts, and a soft pad 3 is bonded to the top of the protective cover 2, and the soft pad 3 is bonded to provide a buffering effect, thereby reducing the impact force, and the protective performance is relatively strong when in use.

[0029] A slide groove 14 is provided at the top of the third mounting plate 9, and a first mounting plate 17 is provided at the bottom of the third mounting plate 9. A slide bar 11 is welded on the top of the first mounting plate 17, and a limiting plate 12 is welded on the other end of the slide bar 11. The bottom of the limiting plate 12 is attached to the top of the third mounting plate 9. The side of the first mounting plate 17 is connected to the second mounting plate 13 through a rotating shaft. By installing the first mounting plate 17 and the second mounting plate 13, the contact area between the current transformer and the mounting position is increased by utilizing the first mounting plate 17 and the second mounting plate 13, and the stability during installation is relatively strong.

[0030] A positioning rod 5 is welded to the bottom of the protective cover 2, a strip plate 4 is welded to the side of the current transformer body 1, the top of the strip plate 4 is fixedly connected to the socket 16, and the positioning rod 5 is embedded in the socket 16. By installing the socket 16 and the positioning rod 5, when installing the protective cover 2, the positioning rod 5 can be inserted into the socket 16 first, so as to provide a positioning effect when installing the protective cover 2, which is very convenient to use.

[0031] A strip hole 18 is provided on the top of the first mounting plate 17, and a hole 10 is provided on the top of the second mounting plate 13. The second mounting plates 13 are symmetrically distributed. By providing the strip holes 18 and the holes 10, multiple fasteners can be used to install the current transformer as needed, thereby enhancing the stability effect during use.

[0032] The strip plates 4 are distributed in a symmetrical form, and the sockets 16 are distributed in a symmetrical form. Through the distribution form of the sockets 16, when the insertion rod is embedded in the sockets 16 to provide a positioning effect, the positioning position is more accurate and very convenient to use.

[0033] The pads 8 are distributed in a symmetrical form. The current transformer body 1 is located inside the protective cover. By installing the pads 8, an installation position is provided for the fixing plate 7 when it is installed by bolts, so that the bolts will not penetrate the third mounting plate 9, which is very convenient to use.

[0034] The working principle of the current transformer with a protective function: when using the current transformer with a protective function, the protective cover should be installed first. During installation, the positioning rod 5 is first embedded in the socket 16, and the positioning rod 5 is embedded in the socket 16 to provide a positioning effect for the installation of the protective cover. Then, the fixing plate 7 is fixed to the pad 8 by bolts. At this time, the installation of the protective cover is completed, and then the current transformer with a protective function can be installed in a suitable position. During installation, the first mounting plate 17 is first moved out of the bottom of the third mounting plate 9 by the slide groove 14, and then the second mounting plate 13 is unfolded by the rotating shaft. Then, the first mounting plate 17 and the second mounting plate 13 can be used to install the current transformer. At this time, the contact area between the current transformer and the installation position is increased by the first mounting plate 17 and the second mounting plate 13, and the stability during installation is relatively strong. Then, the current transformer can be used normally. When the current transformer is hit during use, the protective cover can be used to provide a protective effect for the current transformer, and the soft pad 3 is used to provide a buffering effect to reduce the impact force, and the protectiveness is relatively strong during use.

[0035] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A current transformer with a protection function, comprising a current transformer body (1), characterized in that: The side of the current transformer body (1) is fixedly connected to the third mounting plate (9); a protective cover (2) is provided on the outside of the current transformer body (1); an arc plate (15) is welded to the bottom of the protective cover (2); a side plate (6) is welded to the other end of the arc plate (15); the side of the side plate (6) is fixedly connected to the fixing plate (7); a pad (8) is welded to the top of the third mounting plate (9); the fixing plate (7) is connected to the pad (8) by bolts; and a soft pad (3) is bonded to the top of the protective cover (2).

2. The current transformer with protection function according to claim 1, characterized in that: A slide groove (14) is provided at the top of the third mounting plate (9), and a first mounting plate (17) is provided at the bottom of the third mounting plate (9). A slide bar (11) is welded at the top of the first mounting plate (17), and a limiting plate (12) is welded at the other end of the slide bar (11). The bottom of the limiting plate (12) is attached to the top of the third mounting plate (9), and the side of the first mounting plate (17) is connected to the second mounting plate (13) via a rotating shaft.

3. The current transformer with protection function according to claim 1, characterized in that: A positioning rod (5) is welded to the bottom of the protective cover (2), a strip plate (4) is welded to the side of the current transformer body (1), the top of the strip plate (4) is fixedly connected to a socket (16), and the positioning rod (5) is embedded in the socket (16).

4. The current transformer with protection function according to claim 2, characterized in that: A strip-shaped hole (18) is provided on the top of the first mounting plate (17), and a hole (10) is provided on the top of the second mounting plate (13), and the second mounting plates (13) are distributed in a symmetrical manner.

5. The current transformer with protection function according to claim 3, characterized in that: The strip plates (4) are distributed in a symmetrical form, and the sockets (16) are distributed in a symmetrical form.

6. The current transformer with protection function according to claim 1, characterized in that: The pads (8) are distributed in a symmetrical manner, and the current transformer body (1) is located inside the protective cover.

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