CN208608725U - A kind of secondary overvoltage protector - Google Patents
A kind of secondary overvoltage protector Download PDFInfo
- Publication number
- CN208608725U CN208608725U CN201821186836.5U CN201821186836U CN208608725U CN 208608725 U CN208608725 U CN 208608725U CN 201821186836 U CN201821186836 U CN 201821186836U CN 208608725 U CN208608725 U CN 208608725U
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- China
- Prior art keywords
- fixedly connected
- shell
- sides
- frame
- wall
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Abstract
The utility model discloses a kind of secondary overvoltage protectors; including shell; connection frame is fixedly connected at the top of shell; partition is fixedly connected at the top of connection frame inner wall; it connects the inside of frame and is provided with connecting screw between two partitions, the two sides of outer casing inner wall bottom are fixedly connected to support column, are fixedly connected with support plate at the top of support column; it is provided with element at the top of support plate, is related to over-voltage protector technical field.The secondary overvoltage protector; pass through being used cooperatively for the ventilating frame of the venthole and interior of shell that open up on shell, fan and opening; processing element can be blowed; make the high temperature Quick diffusing generated when element manipulation, prevent element since high temperature is burnt, lowers its service life; pass through the setting of filter plate; dust-proof processing can be carried out while being radiated, and prevented element internal dust from accumulating, influenced the normal use of element.
Description
Technical field
The utility model relates to over-voltage protector technical field more particularly to a kind of secondary overvoltage protectors.
Background technique
Over-voltage protector is a kind of advanced protection electric appliance for limiting lightning surge and switching overvoltage, in power train
In system, the measurement and control of current transformer application primary current, mutual inductor secondary side is near short circuit shape when normal work
State, output voltage are very low.In operation if secondary winding open circuit or first winding flow through abnormal current, can all be produced in secondary side
Raw thousands of volts even overvoltage of volts up to ten thousand, this not only causes damages to electrical secondary system insulation, can also make mutual inductor too drastic and burn
Damage, or even jeopardize the life security of operations staff, according to the actual demand of electric system, Current Transformer Secondary overvoltage protection
Device uses completely new automatic control technology and high reliability element, and long service life, energy action message 100,000 times or more, movement is fast
Degree is fast, and overload capacity is strong, and static leakage currents are small, can meet the needs of various CT protections.
Existing secondary overvoltage protector lacks cooling measure when in use, can not will be inside over-voltage protector
Heat derives, reduce its service life at the case where easily causing over-voltage protector internal element high temperature to burn.Therefore,
Those skilled in the art provide a kind of secondary overvoltage protector, to solve the problems mentioned in the above background technology.
Summary of the invention
To solve technical problem present in background technique, the utility model proposes a kind of secondary overvoltage protectors.
The utility model proposes a kind of secondary overvoltage protector, including shell, the company of being fixedly connected at the top of shell
Frame is connect, connects and is fixedly connected with partition at the top of frame inner wall, connect the inside of frame and be provided with connection between two partitions
Screw rod, the two sides of outer casing inner wall bottom are fixedly connected to support column, support plate, support plate are fixedly connected at the top of support column
Top be provided with element, the two sides of shell offer venthole, the two sides of the two sides at the top of outer casing inner wall and inner wall bottom
Between be fixedly connected with filter plate, between the two sides at the top of outer casing inner wall and the two sides of inner wall bottom and be located at two filter plate phases
Pair side between be fixedly connected with ventilating frame, ventilating frame is internally provided with fan, and the two sides of ventilating frame offer opening.
As a further solution of the present invention: the bottom of outer casing inner wall is fixedly connected with moist-proof board, shell rear surface
Two sides are fixedly connected to the first magnet, and the bottom of the first magnet is fixedly connected with installing frame by the second magnet.
The bottom of installing frame inner wall is fixedly connected with sleeve, the back of shell as a further solution of the present invention,
Face is fixedly connected to mounting post, and the bottom of mounting post sequentially passes through installing frame and sleeve and extends to the inside of sleeve.
Threaded block, threaded block are fixedly connected on the left of installing frame inner wall as a further solution of the present invention,
Internal whorl be connected with threaded rod, one end of threaded rod sequentially passes through sleeve, mounting post and installing frame and extends to installing frame
Outside, one end that threaded rod is located at outside installing frame is fixedly connected with turning handle.
The two sides of sleeve offer the insertion used with shaft as a further solution of the present invention,
Mouthful, the inside of mounting post offers the card slot used with shaft.
The two sides for installing frame bottom as a further solution of the present invention, are fixedly connected to mounting blocks, install
The surface of block offers mounting hole.
Reset key, the surface of shell are provided on the left of case surface as a further solution of the present invention,
And be located on the right side of reset key and be provided with power supply indicator, the surface of shell is provided with working station indicator.
Compared with prior art, the utility model has the beneficial effects that
1, the secondary overvoltage protector, by the ventilating frame of the venthole and interior of shell that are opened up on shell, fan and
Being used cooperatively for opening, processing can be blowed to element, make the high temperature Quick diffusing generated when element manipulation, prevent element
Since high temperature is burnt, lower its service life, by the setting of filter plate, dust-proof place can be carried out while being radiated
Reason prevents element internal dust from accumulating, influences the normal use of element.
2, the secondary overvoltage protector, by installing frame, sleeve, mounting post, threaded block, threaded rod, turning handle, card slot and
Insert port is used cooperatively, and mounting post can be inserted into sleeve, sleeve and mounting post is horizontally through by threaded rod, to peace
It fills column and carries out clamping, to realize to the Fast Installation of secondary overvoltage protector, improve the practicality, pass through the first magnet
With being used cooperatively for the second magnet, the stability of secondary overvoltage protector after mounting can be improved.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram on secondary overvoltage protector surface.
Fig. 2 is a kind of structural schematic diagram of the inside of shell in secondary overvoltage protector.
Fig. 3 is a kind of structural schematic diagram at the back side of shell in secondary overvoltage protector.
In figure: 1- shell, 2- connection frame, 3- partition, 4- connecting screw, 5- support column, 6- support plate, 7- element, 8- are logical
Stomata, 9- filter plate, 10- ventilating frame, 11- fan, 12- opening, 13- moist-proof board, the first magnet of 14-, the second magnet of 15-,
16- installing frame, 17- sleeve, 18- mounting post, 19- threaded block, 20- threaded rod, 21- turning handle, 22- card slot, 23- insert port,
24- mounting blocks, 25- mounting hole, 26- reset key, 27- power supply indicator, 28- working station indicator.
Specific embodiment
As shown in Figure 1-Figure 3, the utility model proposes a kind of secondary overvoltage protector, including shell 1, shell 1
Top is fixedly connected with connection frame 2, connects and is fixedly connected with partition 3 at the top of 2 inner wall of frame, connects the inside of frame 2 and is located at two
Connecting screw 4 is provided between a partition 3, connecting screw 4 with extraneous conducting wire for being docked, and the two of 1 inner wall bottom of shell
Side is fixedly connected to support column 5, and the top of support column 5 is fixedly connected with support plate 6, and the top of support plate 6 is provided with element
7, the two sides of shell 1 offer venthole 8, are fixedly connected between the two sides and the two sides of inner wall bottom at the top of 1 inner wall of shell
There is filter plate 9, filter plate 9 is for filtering extraneous dust, the two sides at the top of 1 inner wall of shell and between the two sides of inner wall bottom and position
Ventilating frame 10 is fixedly connected between the opposite side of two filter plates 9, ventilating frame 10 is internally provided with fan 11, ventilating frame
10 two sides offer opening 12, and the bottom of 1 inner wall of shell is fixedly connected with moist-proof board 13, and moist-proof board 13 is used for absorbing shell
Moisture inside 1 guarantees the drying inside shell 1, and the two sides at 1 back side of shell are fixedly connected to the first magnet 14, the first magnetic
The bottom of iron 14 is fixedly connected with installing frame 16 by the second magnet 15, and the bottom of 16 inner wall of installing frame is fixedly connected with sleeve
17, the back side of shell 1 is fixedly connected to mounting post 18, and the quantity of mounting post 18 and sleeve 17 is three, during sleeve 17 is
Hollow structure, the bottom of mounting post 18 sequentially pass through installing frame 16 and sleeve 17 and the inside for extending to sleeve 17, in installing frame 16
Be fixedly connected with threaded block 19 on the left of wall, the internal whorl of threaded block 19 is connected with threaded rod 20, one end of threaded rod 20 according to
Secondary to run through sleeve 17, mounting post 18 and installing frame 16 and the outside for extending to installing frame 16, threaded rod 20 is located at outside installing frame 16
The one end in portion is fixedly connected with turning handle 21, and the two sides of sleeve 17 offer the insert port 23 being used cooperatively with threaded rod 20, installation
The inside of column 18 offers the card slot 22 being used cooperatively with threaded rod 20, and the two sides of 16 bottom of installing frame are fixedly connected to installation
Block 24, the surface of mounting blocks 24 offer mounting hole 25, reset key 26, the surface of shell 1 are provided on the left of 1 surface of shell
And the right side for being located at reset key 26 is provided with power supply indicator 27, the surface of shell 1 is provided with working station indicator 28.
Mounting post 18 is inserted into sleeve 17, threaded rod 20 is sequentially passed through to card slot 22 and the mounting post on sleeve 17
Insert port 23 on 18 rotates threaded rod 20 by turning handle 21, is threadedly coupled one end of threaded rod 20 with threaded block 19, keeps
The stability of threaded rod 20 realizes the installation to shell 1, easy to operate, secondary overvoltage so that mounting post 18 be made to keep stablizing
At work, fan 11 works protector, is blowed to element 7, the temperature on element 7 is exported, prevent 7 high temperature of element from burning
It ruins, extraneous dust can be filtered by the setting of filter plate 9, prevent dust accretions on element 7, influence element 7
Normal use.
More than, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, according to the utility model
Technical solution and its utility model design be subject to equivalent substitution or change, should all cover the protection scope of the utility model it
It is interior.
Claims (7)
1. a kind of secondary overvoltage protector, including shell (1), which is characterized in that shell is fixedly connected with connection at the top of (1)
Frame (2) is connected and is fixedly connected with partition (3) at the top of frame (2) inner wall, connect the inside of frame (2) and be located at two partitions (3) it
Between be provided with connecting screw (4), the two sides of shell (1) inner wall bottom are fixedly connected to support column (5), the top of support column (5)
Portion is fixedly connected with support plate (6), is provided at the top of support plate (6) element (7), and the two sides of shell (1) offer ventilation
Hole (8), two sides at the top of shell (1) inner wall and is fixedly connected with filter plate (9) between the two sides of inner wall bottom, in shell (1)
Ventilation is fixedly connected between two sides and the two sides of inner wall bottom at the top of wall and between the opposite side of two filter plates (9)
Frame (10), ventilating frame (10) are internally provided with fan (11), and the two sides of ventilating frame (10) offer opening (12).
2. a kind of secondary overvoltage protector according to claim 1, which is characterized in that the bottom of shell (1) inner wall is solid
Surely it is connected with moist-proof board (13), the two sides at shell (1) back side are fixedly connected to the first magnet (14), the bottom of the first magnet (14)
Portion is fixedly connected with installing frame (16) by the second magnet (15).
3. a kind of secondary overvoltage protector according to claim 2, which is characterized in that the bottom of installing frame (16) inner wall
It is fixedly connected with sleeve (17), the back side of shell (1) is fixedly connected to mounting post (18), and the bottom of mounting post (18) is successively passed through
Wear installing frame (16) and sleeve (17) and the inside for extending to sleeve (17).
4. a kind of secondary overvoltage protector according to claim 3, which is characterized in that the left side of installing frame (16) inner wall
Be fixedly connected with threaded block (19), the internal whorl of threaded block (19) is connected with threaded rod (20), one end of threaded rod (20) according to
Secondary sleeve (17), mounting post (18) and installing frame (16) and the outside for extending to installing frame (16), the threaded rod (20) of running through is located at
The external one end of installing frame (16) is fixedly connected with turning handle (21).
5. a kind of secondary overvoltage protector according to claim 4, which is characterized in that the two sides of sleeve (17) offer
The insert port (23) that is used cooperatively with threaded rod (20), the inside of mounting post (18) is offered to be used cooperatively with threaded rod (20)
Card slot (22).
6. a kind of secondary overvoltage protector according to claim 2, which is characterized in that the two sides of installing frame (16) bottom
It is fixedly connected to mounting blocks (24), the surface of mounting blocks (24) offers mounting hole (25).
7. a kind of secondary overvoltage protector according to claim 1, which is characterized in that set on the left of shell (1) surface
Be equipped with reset key (26), the surface of shell (1) and be located at reset key (26) on the right side of be provided with power supply indicator (27), outside
The surface of shell (1) is provided with working station indicator (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821186836.5U CN208608725U (en) | 2018-07-25 | 2018-07-25 | A kind of secondary overvoltage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821186836.5U CN208608725U (en) | 2018-07-25 | 2018-07-25 | A kind of secondary overvoltage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608725U true CN208608725U (en) | 2019-03-15 |
Family
ID=65670946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821186836.5U Expired - Fee Related CN208608725U (en) | 2018-07-25 | 2018-07-25 | A kind of secondary overvoltage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808647A (en) * | 2018-07-25 | 2018-11-13 | 安徽硕日光电科技有限公司 | A kind of secondary overvoltage protector |
| CN116234246A (en) * | 2023-02-15 | 2023-06-06 | 湖北工业大学 | CT secondary side overvoltage protection device |
-
2018
- 2018-07-25 CN CN201821186836.5U patent/CN208608725U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808647A (en) * | 2018-07-25 | 2018-11-13 | 安徽硕日光电科技有限公司 | A kind of secondary overvoltage protector |
| CN116234246A (en) * | 2023-02-15 | 2023-06-06 | 湖北工业大学 | CT secondary side overvoltage protection device |
| CN116234246B (en) * | 2023-02-15 | 2023-09-05 | 湖北工业大学 | CT secondary side overvoltage protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 Termination date: 20190725 |