CN218183008U - Optical fiber current differential protection device - Google Patents
Optical fiber current differential protection device Download PDFInfo
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- CN218183008U CN218183008U CN202221940250.XU CN202221940250U CN218183008U CN 218183008 U CN218183008 U CN 218183008U CN 202221940250 U CN202221940250 U CN 202221940250U CN 218183008 U CN218183008 U CN 218183008U
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- optical fiber
- differential protection
- device main
- current differential
- protection device
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Abstract
The utility model discloses an optic fibre current differential protection device, including device main part, protection casing and clamping piece, device main part outer wall has cup jointed the protection casing, and protection casing one side has the locating piece to both sides are connected with the joint strip about the protection casing, the joint groove with joint strip butt joint is seted up to both sides about the device main part, and has seted up movable circular slot at device main part top middle part. This differential protection device of optic fibre electric current, through locating piece and constant head tank, the joint strip mutually supports with the joint groove, it is fixed that rethread mounting plays the secondary to the protection casing, thereby play the effect of being convenient for install protection casing and protection differential protection device control button of optic fibre electric current, extension and shrink through the spring, make clamping piece and fiber module laminating, thereby play the effect of being convenient for butt joint and centre gripping fiber module, through reducing the time of looking for repair tools, thereby the availability factor of the differential protection device of optic fibre electric current has been promoted.
Description
Technical Field
The utility model relates to an optical fiber current differential protection technical field specifically is an optical fiber current differential protection device.
Background
With the continuous development of social economy, the rapid development of the communication industry is driven, so that the demand of optical fibers is increasing, the optical fibers are short for optical fibers and made of glass or plastic, but the current in the use of the optical fibers needs to be stable, so that the optical fiber current differential protection device comes into the sight of people and is continuously developed along with the demand of people.
There are also problems with fiber optic current differential protection devices: generally, the optical fiber current differential protection device is used in important circuits, but the control panel of part of the optical fiber current differential protection device is directly displayed outside, so that a control button is easily touched by a pedestrian by mistake, the protection device is operated by mistake, unnecessary loss is further caused, even if the optical fiber current differential protection device is provided with a protection cover, most of the protection covers are installed on the optical fiber current differential protection device by using screws, the protection covers are corroded along with the screws, the disassembly and assembly efficiency of the protection covers is seriously influenced, so that the use requirements of people cannot be met, and the problems are improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an optical fiber current differential protection device, the optical fiber current differential protection device who provides with the solution above-mentioned background art generally all is used in important circuit department, but partial optical fiber current differential protection device's control panel directly shows outside, make control button easily touched by the pedestrian mistake, lead to protection device by the maloperation, and then cause the unnecessary loss, and just even install the protection casing of optical fiber current differential protection device, most protection casings all use the screw to install on optical fiber current differential protection device, along with the screw is corroded, seriously influence the dismouting efficiency of protection casing, thereby can't satisfy people's user demand.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an optic fibre current differential protection device, includes device main part, protection casing and clamping piece, device main part outer wall has cup jointed the protection casing, and protection casing one side is to having docked the locating piece to both sides are connected with the joint strip about the protection casing, the joint groove with joint strip butt joint is seted up to both sides about the device main part, and has seted up movable circular slot at device main part top middle part, the guide way has been seted up at protection casing top middle part, and the guide way has docked the mounting, the protection casing has the dodge gate through the articulated mechanism connection.
Preferably, an integrated structure is formed between the positioning block and the protective cover, and the device main body is provided with a positioning groove in butt joint with the positioning block.
Preferably, the fixing piece is butted on the device main body through a movable circular groove, and the clamping strips are symmetrically distributed relative to the transverse middle parting line of the device main body.
Preferably, the back of the device main body is provided with an optical fiber interface, and two sides of the interior of the optical fiber interface are provided with sliding grooves.
Preferably, the sliding groove is in butt joint with a sliding block, and the upper side and the lower side of the optical fiber interface are in butt joint with guide rods.
Preferably, one side of the guide rod, which is far away from the optical fiber interface, is bonded with an adapter, one side of the guide rod, which is close to the slider, is fixedly connected with a clamping piece, and one end of the adapter, which is close to the optical fiber interface, is butted with a spring.
Preferably, the surface of the device main body is provided with a containing cavity, and the containing cavity is butt jointed with a containing box.
Preferably, the surface of the storage box is connected with a handle through a screw, and the storage box is in sliding connection with the storage cavity.
Compared with the prior art, the beneficial effects of the utility model are that: this differential protection device of optic fibre electric current, through locating piece and constant head tank, the joint strip mutually supports with the joint groove, it is fixed that rethread mounting plays the secondary to the protection casing, thereby play the effect of being convenient for install protection casing and protection differential protection device control button of optic fibre electric current, extension and shrink through the spring, make clamping piece and fiber module laminating, thereby play the effect of being convenient for butt joint and centre gripping fiber module, through reducing the time of looking for repair tools, thereby the availability factor of the differential protection device of optic fibre electric current has been promoted.
1. When the optical fiber current differential protection device is used, the protective cover is sleeved on the outer wall of the device main body through the mutual matching of the positioning block and the positioning groove, then the clamping strip is butted with the clamping groove to prevent the protective cover from shaking, the bottom end of the fixing piece is butted in the movable circular groove through the guide groove, and the fixing piece is rotated to fix the protective cover on the device main body, so that the function of protecting a control button of the optical fiber current differential protection device is achieved;
2. when the optical fiber current differential protection device is used, an optical fiber module is butted on an optical fiber interface, the sliding block slides in the sliding groove, the guide rod and the clamping piece move towards the outer wall of the optical fiber interface, the spring starts to extend, and after the optical fiber module is butted, the clamping piece is attached to the optical fiber module under the action of the reset of the spring so as to fix the optical fiber module, so that the optical fiber current differential protection device has the functions of being convenient for butting and clamping the optical fiber module;
3. when the optical fiber current differential protection device is used, the storage box is moved out of the storage cavity through the handle, then tools for maintenance are put into the storage box, the storage box is moved into the storage cavity, and then when the optical fiber current differential protection device breaks down, the storage box can be maintained immediately, the time for searching the tools is shortened, and therefore the service efficiency of the optical fiber current differential protection device is improved.
Drawings
FIG. 1 is a front view of the cutting structure of the present invention;
FIG. 2 is a schematic view of the protective cover of the present invention;
FIG. 3 is a left side view of the protective cover of the present invention;
fig. 4 is a schematic top view of the guide groove of the present invention;
FIG. 5 is a front view of the fixing member of the present invention;
FIG. 6 is a left view of the cutting structure of the positioning block of the present invention;
fig. 7 is a rear view structure diagram of the present invention;
FIG. 8 is a schematic view of a portion of the enlarged structure of the position A in FIG. 7 according to the present invention;
fig. 9 is a left view of the clamping member of the present invention, which is a schematic structural diagram of sectioning.
In the figure: 1. a device main body; 2. a protective cover; 3. positioning blocks; 4. clamping the strips; 5. a clamping groove; 6. a guide groove; 7. a movable circular groove; 8. a fixing member; 9. a movable door; 10. an optical fiber interface; 11. a chute; 12. a slider; 13. a guide bar; 14. an adapter; 15. a clamping member; 16. a spring; 17. a receiving cavity; 18. a storage box; 19. and (4) a handle.
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.
Referring to fig. 1-9, the present invention provides a technical solution: an optical fiber current differential protection device comprises a device main body 1, a protective cover 2 and a clamping piece 15, wherein the protective cover 2 is sleeved on the outer wall of the device main body 1, a positioning block 3 is butted on one side of the protective cover 2, clamping strips 4 are connected to the upper side and the lower side of the protective cover 2, clamping grooves 5 butted with the clamping strips 4 are formed in the upper side and the lower side of the device main body 1, a movable circular groove 7 is formed in the middle of the top end of the device main body 1, a guide groove 6 is formed in the middle of the top end of the protective cover 2, a fixing piece 8 is butted with the guide groove 6, and the protective cover 2 is connected with a movable door 9 through a hinge mechanism; an integral structure is formed between the positioning block 3 and the protective cover 2, and a positioning groove butted with the positioning block 3 is formed in the device main body 1; the fixing piece 8 is butted on the device main body 1 through the movable circular groove 7, and the clamping strips 4 are symmetrically distributed about the transverse middle parting line of the device main body 1; the clamping strip 4 is made of plastic, and the fixing piece 8 enters the movable circular groove 7 through the guide groove 6.
When this differential protection device of optic fibre electric current used, cup jointed protection casing 2 at 1 outer wall of device main part through mutually supporting of locating piece 3 and constant head tank earlier, then prevented protection casing 2 to rock with joint strip 4 and 5 mutual butt joints in joint groove, in 7 movable circular slots with 8 bottom butt joints of mounting through guide way 6, rotate mounting 8 this moment and fix protection casing 2 on device main part 1 to play the effect of protection differential protection device control button of optic fibre electric current.
The back of the device main body 1 is provided with an optical fiber interface 10, and two sides inside the optical fiber interface 10 are provided with sliding grooves 11; the sliding chute 11 is butted with a sliding block 12, and the upper side and the lower side of the optical fiber interface 10 are butted with a guide rod 13; an adapter 14 is adhesively connected to one side of the guide rod 13 away from the optical fiber interface 10, a clamping member 15 is fixedly connected to one side of the guide rod 13 close to the slider 12, and a spring 16 is butted at one end of the adapter 14 close to the optical fiber interface 10.
An integrated structure is formed between the sliding block 12 and the clamping piece 15, the outer wall of the optical fiber interface 10 is connected with a plurality of springs 16 in an adhesion mode, a through groove in butt joint with the guide rod 13 is formed in the optical fiber interface 10, and the guide rod 13, the adapter piece 14, the clamping piece 15 and the springs 16 are symmetrically distributed about the transverse middle branch of the optical fiber interface 10.
When the optical fiber current differential protection device is used, an optical fiber module is butted on an optical fiber interface 10, the sliding block 12 slides in the sliding groove 11 at the moment, the guide rod 13 and the clamping piece 15 move towards the outer wall of the optical fiber interface 10, the spring 16 starts to extend, after the optical fiber module is butted and completed, under the reset effect of the spring 16, the clamping piece 15 is jointed with the optical fiber module, and then the optical fiber module is fixed, so that the optical fiber current differential protection device has the effects of being convenient for butting and clamping the optical fiber module.
The surface of the device main body 1 is provided with a containing cavity 17, and the containing cavity 17 is butt jointed with a containing box 18; a handle 19 is connected to the surface of the storage case 18 by a screw, the storage case 18 is slidably connected to the storage cavity 17, and a maintenance tool is placed in the storage case 18.
When the optical fiber current differential protection device is used, the accommodating box 18 is moved out of the accommodating cavity 17 through the handle 19, then a tool for maintenance is put into the accommodating box 18, the accommodating box 18 is moved into the accommodating cavity 17, and further when the optical fiber current differential protection device breaks down, the optical fiber current differential protection device can be maintained immediately, the time for searching the tool is shortened, and therefore the use efficiency of the optical fiber current differential protection device is improved.
To sum up, this fiber current differential protection device, through locating piece 3 and constant head tank, the mutually supporting of joint strip 4 and joint groove 5, rethread mounting 8 plays the secondary to protection casing 2 and fixes, thereby play the effect of being convenient for install protection casing 2 and protection fiber current differential protection device control button, through the extension and the shrink of spring 16, make clamping piece 15 and fiber module laminating, thereby play the effect of being convenient for butt joint and centre gripping fiber module, in use, through installing protection casing 2 on fiber current differential protection device control panel, prevent that the workman from touching the operating button by mistake, and then the differential protection device of maloperation fiber current, and through setting up stable fixture on fiber interface 10, and then play the effect of being convenient for butt joint and stable centre gripping fiber module, when fiber current differential protection device breaks down, through reducing the time of looking for the maintenance tool, thereby the availability factor of fiber current differential protection device has been promoted, the content that does not describe in detail in this description belongs to the well-known prior art of technical personnel in the field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. An optical fiber current differential protection device includes a device main body (1), a protection cover (2), and a clamping member (15), characterized in that:
device main part (1) outer wall has cup jointed protection casing (2), and protection casing (2) one side is to having docked locating piece (3) to both sides are connected with joint strip (4) about protection casing (2), joint groove (5) with joint strip (4) butt joint are seted up to both sides about device main part (1), and device main part (1) top middle part has seted up activity circular slot (7), guide way (6) have been seted up at protection casing (2) top middle part, and guide way (6) have docked mounting (8), protection casing (2) have dodge gate (9) through the articulated mechanism connection.
2. The fiber optic current differential protection device of claim 1, wherein: the positioning block (3) and the protective cover (2) form an integral structure, and the device main body (1) is provided with a positioning groove butted with the positioning block (3).
3. The fiber optic current differential protection device of claim 2, wherein: the fixing piece (8) is in butt joint with the device main body (1) through the movable circular groove (7), and the clamping strips (4) are symmetrically distributed relative to the transverse middle line of the device main body (1).
4. The fiber optic current differential protection device of claim 1, wherein: the device is characterized in that an optical fiber interface (10) is arranged on the back of the device main body (1), and sliding grooves (11) are formed in two sides of the interior of the optical fiber interface (10).
5. The fiber optic current differential protection device of claim 4, wherein: the sliding groove (11) is in butt joint with a sliding block (12), and the upper side and the lower side of the optical fiber interface (10) are in butt joint with guide rods (13).
6. The fiber optic current differential protection device of claim 5, wherein: one side that the guide bar (13) kept away from the optical fiber interface (10) is connected with an adapter (14) in an adhesive manner, one side that the guide bar (13) is close to the slider (12) is fixedly connected with a clamping piece (15), and one end that the adapter (14) is close to the optical fiber interface (10) is butted with a spring (16).
7. The fiber optic current differential protection device of claim 1, wherein: a containing cavity (17) is formed in the surface of the device main body (1), and a containing box (18) is butt-jointed with the containing cavity (17).
8. The fiber optic current differential protection device of claim 7, wherein: the surface of the storage box (18) is connected with a handle (19) through a screw, and the storage box (18) is in sliding connection with the storage cavity (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221940250.XU CN218183008U (en) | 2022-07-26 | 2022-07-26 | Optical fiber current differential protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221940250.XU CN218183008U (en) | 2022-07-26 | 2022-07-26 | Optical fiber current differential protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218183008U true CN218183008U (en) | 2022-12-30 |
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ID=84615767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221940250.XU Active CN218183008U (en) | 2022-07-26 | 2022-07-26 | Optical fiber current differential protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218183008U (en) |
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2022
- 2022-07-26 CN CN202221940250.XU patent/CN218183008U/en active Active
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