CN113808809B - Protective device for power grid transformer - Google Patents
Protective device for power grid transformer Download PDFInfo
- Publication number
- CN113808809B CN113808809B CN202111065659.1A CN202111065659A CN113808809B CN 113808809 B CN113808809 B CN 113808809B CN 202111065659 A CN202111065659 A CN 202111065659A CN 113808809 B CN113808809 B CN 113808809B
- Authority
- CN
- China
- Prior art keywords
- pulley
- frame
- fixed
- guide rail
- transformer body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001681 protective effect Effects 0.000 title description 2
- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000005484 gravity Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000002352 surface water Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a power grid transformer protection device which comprises a mounting chamber, a mounting bottom plate, a transformer body, a frame, guide posts, a pulley and a fixer, wherein the mounting chamber is made of container type design or brickwork, one side of the mounting chamber is provided with a cable inlet and a cable outlet, four guide posts which are installed by bolts are arranged at the inner bottom of the mounting chamber and connected with the mounting bottom plate, the four guide posts are distributed at four corners of the mounting bottom plate and symmetrically arranged, limiting blocks which are in threaded connection are arranged at the tops of the guide posts, the mounting bottom plate is provided with a transformer body which is installed by bolts, the frame is connected with the transformer body through screws or the frame is connected with the mounting bottom plate, the frame spans the transformer body, a round hole is formed in the frame, and the pulley is arranged on the side wall of the mounting chamber. The invention has reasonable design; the design of assembly pulley can rise mounting bottom plate, transformer body, avoids the rainwater to get into the installation room and causes the damage to the transformer body.
Description
Technical Field
The invention relates to a protection device for a power grid transformer.
Background
The electric wire netting is used for carrying the electric quantity, carries the place that needs through the electric wire netting with the electricity in the power station, and the damage of electric energy when lower transport electric quantity needs to rise to the voltage, needs the reduction voltage when using, and the transformer is the equipment of rising, step-down commonly used, and current transformer is when the rainwater is more in summer, in the rainwater entering installation room, can cause the damage to the transformer when the rainwater water level is higher.
Disclosure of Invention
The invention aims to provide a power grid transformer protection device so as to solve the technical problems.
The invention adopts the following technical scheme for realizing the purposes:
the utility model provides a power grid transformer protection device, includes installing room, mounting plate, transformer body, frame, guide post, pulley ware, fixer, the installing room adopts container formula design or adopts the bricklaying to make, and cable advances, exports have been seted up to one side of installing room, and the interior bottom of installing room is equipped with four guide posts of bolt installation, and the guide post is connected with mounting plate, and four guide posts distribute in mounting plate's four corners, and four guide post symmetry sets up, the top of guide post is equipped with threaded connection's stopper, is equipped with the transformer body of bolt installation on the mounting plate, and the frame is connected or frame and mounting plate through screw and transformer body, and the frame spanned the transformer body, has seted up the round hole on the frame, is equipped with the pulley ware on the lateral wall of installing room, and the one end and the frame coupling of pulley ware, the other end and the fixer of pulley ware are connected, control switch is installed to one side of transformer body.
Preferably, the pulley device comprises a fixed frame, an upper large fixed pulley, an upper small fixed pulley, a lower large movable pulley and a lower small movable pulley, wherein the upper large fixed pulley and the upper small fixed pulley form a fixed pulley block through the fixed frame, the lower small movable pulley and the lower large movable pulley form a movable pulley block through the fixed frame, a second hook is welded at the bottom of the fixed frame on the movable pulley block, and the second hook is connected with the frame through a connecting rope.
Preferably, the top of the fixing frame at the upper large fixed pulley is connected with the fixing plate through a bolt, the fixing plate is connected with the side wall of the installation chamber, the bottom of the fixing frame above is provided with a first hook installed through a screw, and the pull rope is sequentially connected with the first hook, the lower small movable pulley, the upper small fixed pulley, the lower large movable pulley, the upper large fixed pulley and the fixing device.
Preferably, the stay cord is connected with the slider on the fixer, and the fixer includes guide rail, slider, spring, support frame, and the support frame warp beam is connected with the guide rail, and support frame, guide rail form the teeterboard structure, slider and guide rail sliding connection, and the spring is installed to slider one side, and the terminal of spring is connected with the lateral wall of guide rail, and a plurality of through-holes have been seted up to one side of guide rail.
Preferably, the support frame is close to the right-hand member of guide rail and sets up, and the spring is located the right side, and the outside welding in right side of guide rail has the draw-in groove, and the balancing weight is matchd with the draw-in groove, and the bottom bonding of slider has the sponge bed course.
Preferably, when the sliding block moves leftwards under the action of gravity, the pull rope provides an upward pulling force for the frame through the pulley device, and when the sliding block moves to the right side of the guide rail, the pull rope is loosened.
Preferably, a buoyancy plate is arranged at the bottom of the control switch, the buoyancy plate is connected with a chute, and the chute is fixed on the transformer body.
Compared with the prior art, the invention has the following advantages: the invention has reasonable design; the guide post is designed to enable the installation bottom plate to move up and down along the vertical direction, when maintenance and inspection are not needed, the sliding block in the guide rail moves leftwards under the action of gravity, the sliding block moves to enable the pull rope to tighten the lower small movable pulley and the lower large movable pulley to generate tension, the connecting rope at the bottom of the fixing frame pulls the frame to raise the height of the installation bottom plate, and damage to the transformer body due to contact of rainwater or surface water with the transformer body in the installation room is avoided; when rainwater or surface water enters the installation room, the rainwater or surface water enters the guide rail through the through holes, the sponge cushion at the bottom of the sliding block absorbs water to increase the weight so that the sliding block moves left further, the installation bottom plate is pulled to the highest point, and the contact opportunity of the water and the transformer body is reduced; when maintenance is needed, a balancing weight is added in a clamping groove on the right side of the guide rail to enable the sliding block to move to the right end of the guide rail, a pull rope at the right end of the sliding block is loosened when the sliding block moves to the right end, and the installation bottom plate and the transformer body move downwards to be easy to maintain; if the water level is higher than the installation bottom plate, the buoyancy plate on the installation bottom plate rises under the action of buoyancy, so that the control switch of the transformer body is closed, and the transformer body is protected.
Drawings
Fig. 1 is a schematic diagram of a protection device for a power grid transformer according to the present invention.
Fig. 2 is a schematic view showing the descending of the installation base plate of the power grid transformer protection device.
Fig. 3 is a schematic diagram of a pulley and a holder of the power grid transformer protection device of the present invention.
Fig. 4 is a schematic diagram of a pulley device of the power grid transformer protection device of the present invention.
Fig. 5 is a schematic view of a holder of the protection device for a power grid transformer according to the present invention.
Fig. 6 is a schematic diagram of a slider of the power grid transformer protection device of the present invention.
Fig. 7 is a schematic diagram of a power grid transformer protection device according to the present invention at a.
Detailed Description
The invention is described in further detail below with reference to the drawings and the specific examples.
As shown in fig. 1-7, the protection device for the power grid transformer comprises a mounting chamber 1, a mounting bottom plate 2, a transformer body 3, a frame 4, guide posts 5, a pulley 7 and a fixer 8, wherein the mounting chamber 1 is manufactured by adopting a container type design or adopting bricking, one side of the mounting chamber 1 is provided with a cable inlet and a cable outlet, the inner bottom of the mounting chamber 1 is provided with four guide posts 5 mounted by bolts, the guide posts 5 are connected with the mounting bottom plate 2, the four guide posts 5 are distributed at four corners of the mounting bottom plate 2, the four guide posts 5 are symmetrically arranged, the top of the guide posts 5 is provided with limit blocks 6 in threaded connection, the mounting bottom plate 2 is provided with the transformer body 3 mounted by bolts, the frame 4 is connected with the transformer body 3 or the frame 4 is connected with the mounting bottom plate 2 by bolts, the frame 4 spans the transformer body 3, the frame 4 is provided with round holes, the side wall of the installation chamber 1 is provided with a pulley device 7, one end of the pulley device 7 is connected with the frame 4, the other end of the pulley device 7 is connected with the fixer 8, one side of the transformer body 3 is provided with a control switch 27, the pulley device 7 comprises a fixed frame 9, an upper big fixed pulley 10, an upper small fixed pulley 11, a lower big movable pulley 13 and a lower small movable pulley 12, the upper big fixed pulley 10 and the upper small fixed pulley 11 form a fixed pulley block through the fixed frame 9, the lower small movable pulley 12 and the lower big movable pulley 13 form a movable pulley block through the fixed frame 9, if the pulling force is insufficient, a group of movable pulley blocks is additionally arranged under the movable pulley block, the bottom of the fixed frame 9 on the movable pulley block is welded with a second hook 25, the second hook 25 is connected with the frame 4 through a connecting rope 17, the top of the fixed frame 9 at the upper big fixed pulley 10 is connected with a fixed plate 26 through a bolt, the fixed plate 26 is connected with the side wall of the installation chamber 1, the bottom of mount 9 of top is equipped with the first couple 24 of screw installation, stay cord 14 is connected with first couple 24, lower little movable pulley 12, go up little fixed pulley 11, lower big movable pulley 13, go up big fixed pulley 10, fixer 8, stay cord 14 is connected with slider 16 on the fixer 8, the fixer 8 includes guide rail 15, slider 16, spring 18, support frame 20 warp beam and guide rail 15 are connected, support frame 20, guide rail 15 forms the seesaw structure, slider 16 and guide rail 15 sliding connection, spring 18 is installed to slider 16 one side, the end of spring 18 is connected with guide rail 15's lateral wall, a plurality of through-holes 19 have been seted up to one side of guide rail 15, support frame 20 is close to guide rail 15's right-hand member and sets up, and spring 18 is located the right side, the outside welding in guide rail 15's right side has draw-in groove 21, balancing weight 22 and draw-in groove 21 phase-match, the bottom bonding of slider 16 has sponge cushion 23, when slider 16 moves to the left side under the effect of gravity, stay cord 14 provides an ascending pulling force to frame 4 through pulley 7, slider 16 moves to the right side 14, control switch 14, the bottom that is equipped with the slider body of control switch 14 when slider 16 moves to the guide rail 15, the slider is released, the bottom of slider body is equipped with 29, the slider is connected at 29 on the spout 29, 28 is fixed with the chute body.
The working principle of the invention is as follows: the transformer body 3 is fixed on the mounting baseplate 2 through bolts, the mounting baseplate 2 is connected with the guide posts 5, the frame 4 is connected with the connecting ropes 17, when maintenance and inspection are not needed, the sliding block 16 in the guide rail 15 moves leftwards under the action of gravity, the sliding block 16 moves to enable the pull rope 14 to tighten the lower small movable pulley 12 and the lower large movable pulley 12 to generate pulling force, the connecting ropes 17 at the bottom of the fixing frame 9 pull the frame 4 to raise the height of the mounting baseplate 2, when rainwater or surface water enters the mounting chamber 1, the rainwater or surface water enters the guide rail 15 through the through holes 19, the sponge cushion 23 at the bottom of the sliding block 16 absorbs water to increase the weight to enable the sliding block to move leftwards, the mounting baseplate 2 is pulled to the highest point, when maintenance is needed, the clamping groove 21 at the right side of the guide rail 15 is additionally provided with the balancing weight 22 to enable the sliding block 16 to move to the right end of the guide rail 15, the sliding block moves to the right end pull rope 14, the mounting baseplate 2 and the transformer body 3 are easily loosened, and the buoyancy plate 28 on the mounting baseplate 2 is raised under the action of the force when the water level is higher than the mounting baseplate 2, so that the control switch 27 of the transformer body 3 is closed.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art from this disclosure that changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of the invention.
Claims (3)
1. The utility model provides a power grid transformer protection device, includes installation room (1), mounting plate (2), transformer body (3), frame (4), guide post (5), pulley (7), fixer (8), its characterized in that, installation room (1) adopts container formula design or adopts bricking to make, cable advance, export has been seted up to one side of installation room (1), four guide posts (5) of bolt installation are equipped with in the interior bottom of installation room (1), guide post (5) are connected with mounting plate (2), four guide posts (5) distribute in the four corners of mounting plate (2), and four guide posts (5) symmetry set up, the top of guide post (5) is equipped with stopper (6) of threaded connection, is equipped with transformer body (3) of bolt installation on mounting plate (2), frame (4) are connected with transformer body (3) or frame (4) are connected with mounting plate (2) through the screw, frame (4) span transformer body (3), the round hole has been seted up on frame (4), be equipped with on the lateral wall of installation room (1) pulley (7) and pulley (7) are connected with one end of pulley (8) with the fixed connection of pulley (7), a control switch (27) is arranged on one side of the transformer body (3); the pulley device (7) comprises a fixed frame (9), an upper large fixed pulley (10), an upper small fixed pulley (11), a lower large movable pulley (13) and a lower small movable pulley (12), wherein the upper large fixed pulley (10) and the upper small fixed pulley (11) form a fixed pulley block through the fixed frame (9), the lower small movable pulley (12) and the lower large movable pulley (13) form a movable pulley block through the fixed frame (9), a second hook (25) is welded at the bottom of the fixed frame (9) on the movable pulley block, and the second hook (25) is connected with the frame (4) through a connecting rope (17); the top of a fixed frame (9) at the upper large fixed pulley (10) is connected with a fixed plate (26) through a bolt, the fixed plate (26) is connected with the side wall of the installation chamber (1), a first hook (24) installed by a screw is arranged at the bottom of the upper fixed frame (9), and a pull rope (14) is sequentially connected with the first hook (24), the lower small movable pulley (12), the upper small fixed pulley (11), the lower large movable pulley (13), the upper large fixed pulley (10) and the fixer (8);
the stay cord (14) is connected with a sliding block (16) on the fixer (8), the fixer (8) comprises a guide rail (15), the sliding block (16), a spring (18) and a support frame (20), the support frame (20) is connected with the guide rail (15) through a beam, the support frame (20) and the guide rail (15) form a teeterboard structure, the sliding block (16) is in sliding connection with the guide rail (15), the spring (18) is arranged on one side of the sliding block (16), the tail end of the spring (18) is connected with the side wall of the guide rail (15), and a plurality of through holes (19) are formed in one side of the guide rail (15); the support frame (20) is close to the right-hand member of guide rail (15) and sets up, and spring (18) are located the right side, and the outside welding in right side of guide rail (15) has draw-in groove (21), balancing weight (22) and draw-in groove (21) assorted, and the bottom of slider (16) bonds there is sponge bed course (23).
2. A network transformer protection device according to claim 1, characterized in that the pull rope (14) provides an upward pull on the frame (4) via the pulley means (7) when the slider (16) is moved to the left under the influence of gravity, and that the pull rope (14) is released when the slider (16) is moved to the right of the guide rail (15).
3. A power grid transformer protection device according to claim 1, characterized in that the bottom of the control switch (27) is provided with a buoyancy plate (28), the buoyancy plate (28) is connected with a chute (29), and the chute (29) is fixed on the transformer body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111065659.1A CN113808809B (en) | 2021-09-13 | 2021-09-13 | Protective device for power grid transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111065659.1A CN113808809B (en) | 2021-09-13 | 2021-09-13 | Protective device for power grid transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113808809A CN113808809A (en) | 2021-12-17 |
| CN113808809B true CN113808809B (en) | 2023-09-05 |
Family
ID=78895101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111065659.1A Active CN113808809B (en) | 2021-09-13 | 2021-09-13 | Protective device for power grid transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113808809B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207068592U (en) * | 2017-06-04 | 2018-03-02 | 中山市三芯电子有限公司 | A kind of transformer support meanss for the immersion of pre- rainwater-proof |
| WO2019141841A1 (en) * | 2018-01-22 | 2019-07-25 | Aker Solutions As | Offshore transformer assembly |
| CN211265208U (en) * | 2020-03-16 | 2020-08-14 | 江苏力王电气股份有限公司 | Box transformer that can flood |
| JP2021077845A (en) * | 2019-11-06 | 2021-05-20 | 張偉萍 | Automatic protection device to internal electric path of power transformer |
-
2021
- 2021-09-13 CN CN202111065659.1A patent/CN113808809B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207068592U (en) * | 2017-06-04 | 2018-03-02 | 中山市三芯电子有限公司 | A kind of transformer support meanss for the immersion of pre- rainwater-proof |
| WO2019141841A1 (en) * | 2018-01-22 | 2019-07-25 | Aker Solutions As | Offshore transformer assembly |
| JP2021077845A (en) * | 2019-11-06 | 2021-05-20 | 張偉萍 | Automatic protection device to internal electric path of power transformer |
| CN211265208U (en) * | 2020-03-16 | 2020-08-14 | 江苏力王电气股份有限公司 | Box transformer that can flood |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113808809A (en) | 2021-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110571657A (en) | small-size integral type intelligent substation with safeguard function | |
| CN113808809B (en) | Protective device for power grid transformer | |
| CN210534996U (en) | Traffic signal lamp with power failure emergency function | |
| CN116345355B (en) | Auxiliary assembly of cable tension installation | |
| CN113078872A (en) | Installing support and photovoltaic power generation device | |
| CN215684329U (en) | Lifting type pulse fish blocking electric fence device | |
| CN202414918U (en) | Device for preventing elevator from falling off | |
| CN209001519U (en) | A kind of railway power uses erecting cable bracket institution | |
| CN201882119U (en) | Electricity detection vehicle | |
| CN209948526U (en) | Enterprise power grid optimal configuration auxiliary equipment | |
| CN110189889B (en) | Automatic outdoor transformer of drainage | |
| CN114275112A (en) | Structure of water surface photovoltaic array arranged in water level large-amplitude reservoir | |
| CN212434407U (en) | Electric power electrical equipment strutting arrangement | |
| CN215558666U (en) | Power station electromechanical device installs hoisting device | |
| CN105633888A (en) | Cross arm for transmission tower | |
| CN210404549U (en) | Wire strutting arrangement is used in circuit construction | |
| CN215946618U (en) | Double-hanging type lifting device for erecting power transmission line | |
| CN218861726U (en) | Well lid monitor with protective structure | |
| CN104891312B (en) | Machine-roomless lift | |
| CN218261477U (en) | Installation mechanism of elevator car and counterweight housing | |
| CN218441403U (en) | Power equipment mounting frame convenient to overhaul power equipment | |
| CN215343841U (en) | Communication pipeline support for municipal construction | |
| CN215452088U (en) | Hydropower engineering emergency power distribution cabinet | |
| CN212226858U (en) | Lifting type high-pole lamp | |
| CN214890347U (en) | Road camera mount pad |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230726 Address after: 239300 North of Guangling Road, east of Erfeng South Road, Tianchang City, Chuzhou City, Anhui Province Applicant after: TIANCHANG CITY POWER SUPPLY COMPANY OF STATE GRID ANHUI POWER CO.,LTD. Address before: 266400 Shandong University of science and technology, qianwangang Road, Huangdao District, Qingdao City, Shandong Province Applicant before: An Baixiu |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |