CN214626334U - Overvoltage protection device of wide voltage input of Type C mouth - Google Patents

Abstract

The utility model discloses an overvoltage protection device of wide voltage input of TypeC mouth, including protection circuit case body, mounting bracket, slide, gasbag, protection switch and controller, the lower surface welding of protection circuit case body has the supporting leg, and the inner wall sliding connection of protection circuit case body has the slide, the outer terminal surface of one side of slide is fixed with the connecting plate, and the outer terminal surface threaded connection of one side of connecting plate has fixing bolt, the mounting bracket welding is in the inside of slide, and the front surface of mounting bracket installs electric component, the bottom inner wall of protection circuit case body installs the voltmeter, and one side outer terminal surface of voltmeter installs the second cable, the bottom inner wall of protection circuit case body has seted up the second entrance hole, the gasbag embedding is fixed at the inner wall in second entrance hole, the first cable is installed to one side of voltmeter, the controller is installed on the inner wall of the protection circuit box body. The utility model discloses can protect electrical element and be convenient for install.

Description

Overvoltage protection device of wide voltage input of Type C mouth

Technical Field

The utility model relates to an overvoltage protection's technical field specifically is an overvoltage protector of wide voltage input of Type C mouth.

Background

Overvoltage protection refers to a protection mode that disconnects the power supply or reduces the voltage of the controlled device when the protected line voltage exceeds a predetermined maximum value. The overvoltage protectors are available in many forms, some are installed inside the equipment, and some are installed on the power supply side. With the protection of the overvoltage protector, the safety of the electric equipment can be improved when the electric equipment is used.

At present, when wide voltage of a Type C port is input, if the voltage is too large, electric elements and circuits can be damaged, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overvoltage protector of wide voltage input of Type C mouth possesses the advantage that can protect electrical element and be convenient for the installation, has solved present wide voltage input of Type C mouth, if voltage is too big, can lead to electrical element and circuit to damage, increases use cost's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an overvoltage protector of wide voltage input of Type C mouth, includes protection circuit case body, mounting bracket, slide, gasbag, protection switch and controller, the lower surface welding of protection circuit case body has the supporting leg, and the inner wall sliding connection of protection circuit case body has the slide, the mounting bracket welding is in the inside of slide, and the front surface mounting of mounting bracket has electrical component, the voltmeter is installed to the bottom inner wall of protection circuit case body, and the outer end-face mounting in one side of voltmeter has the second cable, the second entrance hole has been seted up to one side that the bottom inner wall of protection circuit case body is located the voltmeter, the inner wall in second entrance hole is fixed in the gasbag embedding, first cable is installed to one side that the voltmeter deviates from the second cable, the inner wall at protection circuit case body is installed to the controller.

Preferably, a connecting plate is fixed on the outer end face of one side of the sliding plate, and a fixing bolt is connected to the outer end face of one side of the connecting plate in a threaded manner.

Preferably, the front surface of the air bag is communicated with an air inlet pipe, the front surface of the air inlet pipe is in threaded connection with a sealing plug, and the front surface of the sealing plug is welded with a handle.

Preferably, a first wire inlet hole is formed in the air bag, and the second cable is inserted into the first wire inlet hole.

Preferably, a protection switch is mounted on an outer surface of the first cable, and the first cable is connected to the electrical component.

Preferably, the front surface of the protection circuit box body is hinged with a box door, and a handle is welded on the front surface of the box door.

Preferably, the signal transmitting end of the voltmeter is electrically connected with the signal receiving end of the controller, and the signal transmitting end of the controller is electrically connected with the signal receiving end of the protection switch.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up slide, connecting plate, the voltmeter, first cable, the second cable, first entrance hole, the second entrance hole, the gasbag, controller and protection switch, reached can protect electrical components and be convenient for the effect of installation, the fixing bolt of unscrewing, slide the slide according to concrete actual demand, be convenient for change the height of mounting bracket, the fixing bolt of screwing, pass the second cable first entrance hole and be connected with the voltmeter, hand handle, hand drive handle rotates, handle drive sealing plug rotates, open the sealing plug, fill up the gasbag through the intake pipe, the gasbag can fill the space between first entrance hole and the second cable, can prevent that the dust from entering the protection circuit case body through first entrance hole, the voltmeter can detect the voltage of second cable input, when input voltage is too high, the voltmeter transmits the signal to the controller, the controller transmits signals to the protection switch, and the protection switch is switched off, so that the electric elements can be protected.

Drawings

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

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic diagram of an electrical structure of the present invention.

In the figure: 1. a protection circuit box body; 2. a mounting frame; 3. an electrical component; 4. a slide plate; 5. A connecting plate; 6. fixing the bolt; 7. a first cable; 8. an air inlet pipe; 9. a first wire inlet hole; 10. a second wire inlet hole; 11. supporting legs; 12. a sealing plug; 13. an air bag; 14. a second cable; 15. a voltmeter; 16. a protection switch; 17. a controller; 18. a handle; 19. and (4) a box door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides an overvoltage protector of wide voltage input of Type C mouth, including protection circuit box body 1, mounting bracket 2, slide 4, gasbag 13, protection switch 16 and controller 17, protection circuit box body 1's front surface hinge connection has chamber door 19, and the front surface welding of chamber door 19 has handle 18, protection circuit box body 1's lower surface welding has supporting leg 11, and protection circuit box body 1's inner wall sliding connection has slide 4, the outer terminal surface in one side of slide 4 is fixed with connecting plate 5, and the outer terminal surface threaded connection in one side of connecting plate 5 has fixing bolt 6, mounting bracket 2 welds the inside at slide 4, and mounting bracket 2's front surface mounting has electrical component 3, loosen fixing bolt 6, slide 4 according to specific actual demand, be convenient for change mounting bracket 2's height, fixing bolt 6 screws.

Second entrance hole 10 has been seted up to one side that the bottom inner wall of protection circuit case body 1 is located voltmeter 15, the inner wall at second entrance hole 10 is fixed in the embedding of gasbag 13, the front surface intercommunication of gasbag 13 has intake pipe 8, and the front surface threaded connection of intake pipe 8 has sealing plug 12, the front surface welding of sealing plug 12 has the handle, first entrance hole 9 has been seted up to the inside of gasbag 13, and second cable 14 pegs graft in the inside of first entrance hole 9, pass first entrance hole 9 with second cable 14 and be connected with voltmeter 15, handheld handle, the hand drives the handle rotation, handle drive sealing plug 12 rotates, open gasbag 12, be full of gas through intake pipe 8 with gasbag 13, gasbag 13 can be in order to fill the space between first entrance hole 9 and the second cable 14, can prevent that the dust from getting into inside protection circuit case body 1 through first entrance hole 9.

Voltmeter 15 is installed to the bottom inner wall of protection circuit box body 1, and second cable 14 is installed to the outer terminal surface in one side of voltmeter 15, voltmeter 15 deviates from one side of second cable 14 and installs first cable 7, the surface mounting of first cable 7 has protection switch 16, and first cable 7 is connected with electric element 3, controller 17 installs the inner wall at protection circuit box body 1, voltmeter 15's signal transmission end is connected with controller 17's signal receiving terminal electricity, and controller 17's signal transmission end is connected with protection switch 16's signal receiving terminal electricity, voltmeter 15 can detect the voltage of second cable 14 input, when input voltage is too high, voltmeter 15 transmission signal gives controller 17, controller 17 transmission signal gives protection switch 16, protection switch 16 breaks off, can protect electric element 3.

Of course, as is well known to those skilled in the art, the first cable 7, the second cable 14, the voltmeter 15, the protection switch 16 and the controller 17 of the present invention also need to provide a power device to enable the normal operation thereof, and as is well known to those skilled in the art, the provision of the power is common practice, which belongs to the conventional means or common knowledge, and will not be described herein again, and any matching can be performed by those skilled in the art according to the needs or convenience thereof.

The working principle is as follows: loosening fixing bolt 6, slide 4 according to specific actual demand, be convenient for change mounting bracket 2's height, fixing bolt 6 screws, pass first entrance hole 9 with second cable 14 and be connected with voltmeter 15, handheld handle, the hand drives the handle and rotates, handle drive sealing plug 12 rotates, open sealing plug 12, it is full of gas with gasbag 13 through intake pipe 8, gasbag 13 can fill the space between first entrance hole 9 and the second cable 14, can prevent that the dust from getting into inside protection circuit case body 1 through first entrance hole 9, voltmeter 15 can detect the voltage of second cable 14 input, when input voltage is too high, controller 17 is given to voltmeter 15 transmission signal, controller 17 transmission signal gives protection switch 16, protection switch 16 breaks off, can protect electric elements 3.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an overvoltage protector of wide voltage input of Type C mouth, includes protection circuit box body (1), mounting bracket (2), slide (4), gasbag (13), protection switch (16) and controller (17), its characterized in that: the lower surface of the protection circuit box body (1) is welded with supporting legs (11), the inner wall of the protection circuit box body (1) is connected with a sliding plate (4) in a sliding manner, the mounting rack (2) is welded inside the sliding plate (4), an electric element (3) is arranged on the front surface of the mounting rack (2), a voltmeter (15) is arranged on the inner wall of the bottom end of the protection circuit box body (1), a second cable (14) is arranged on the outer end face of one side of the voltmeter (15), a second wire inlet hole (10) is formed in one side, located on the voltmeter (15), of the inner wall of the bottom end of the protective circuit box body (1), the air bag (13) is embedded and fixed on the inner wall of the second wire inlet hole (10), one side of the voltmeter (15) departing from the second cable (14) is provided with the first cable (7), the controller (17) is installed on the inner wall of the protection circuit box body (1).

2. The overvoltage protection device of a wide voltage input of a Type C port according to claim 1, wherein: and a connecting plate (5) is fixed on the outer end face of one side of the sliding plate (4), and a fixing bolt (6) is connected to the outer end face of one side of the connecting plate (5) in a threaded manner.

3. The overvoltage protection device of a wide voltage input of a Type C port according to claim 1, wherein: the front surface intercommunication of gasbag (13) has intake pipe (8), and the front surface threaded connection of intake pipe (8) has sealing plug (12), and the front skin weld of sealing plug (12) has the handle.

4. The overvoltage protection device of a wide voltage input of a Type C port according to claim 1, wherein: a first wire inlet hole (9) is formed in the air bag (13), and a second cable (14) is inserted into the first wire inlet hole (9).

5. The overvoltage protection device of a wide voltage input of a Type C port according to claim 1, wherein: a protection switch (16) is arranged on the outer surface of the first cable (7), and the first cable (7) is connected with the electric element (3).

6. The overvoltage protection device of a wide voltage input of a Type C port according to claim 1, wherein: the front surface of the protection circuit box body (1) is hinged with a box door (19), and a handle (18) is welded on the front surface of the box door (19).

7. The overvoltage protection device of a wide voltage input of a Type C port according to claim 1, wherein: the signal transmitting end of the voltmeter (15) is electrically connected with the signal receiving end of the controller (17), and the signal transmitting end of the controller (17) is electrically connected with the signal receiving end of the protection switch (16).

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