CN111912443A - Outdoor meter protective housing of transformer substation - Google Patents
Outdoor meter protective housing of transformer substation Download PDFInfo
- Publication number
- CN111912443A CN111912443A CN202010758407.6A CN202010758407A CN111912443A CN 111912443 A CN111912443 A CN 111912443A CN 202010758407 A CN202010758407 A CN 202010758407A CN 111912443 A CN111912443 A CN 111912443A
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- Prior art keywords
- meter
- sliding block
- shell
- casing
- positioning member
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
Abstract
The invention discloses a protective shell for an outdoor meter of a transformer substation, which comprises a shell, a number indicating amplification assembly and a link mechanism positioned outside the shell, wherein the shell is provided with a front panel which is arranged right opposite to a dial plate of the meter, the front panel is made of transparent materials, a containing cavity for containing the meter is arranged inside the shell, the number indicating amplification assembly is arranged in the containing cavity and is positioned between the dial plate of the meter and the front panel, the number indicating amplification assembly comprises a mirror frame and at least two magnifying lenses, the magnifying lenses are different in amplification factor, the magnifying lenses are arranged on the mirror frame, the link mechanism penetrates into the shell from the outside and is connected with the mirror frame, and the link mechanism can drive the mirror frame to swing relative to the meter so as to switch the magnifying lenses right opposite to the dial plate of. It can protect the meter, and the reading is convenient.
Description
Technical Field
The invention relates to the technical field of protective shells, in particular to a protective shell for an outdoor meter of a transformer substation.
Background
The outdoor meters of transformer substations such as the SF6 meter and the arrester counter of the equipment are precision parts, and are easy to age under the action of conditions such as external rain, light and heat, so that the airtightness of the outdoor meters is reduced or the outdoor meters are affected by water and damp, and the like, so that the detection of the outdoor meters is inaccurate, and the safe operation of the outdoor meters is affected. In addition, this type of table meter dial plate is less, the dial plate position is higher to and expose the table meter in the air dirty appears easily, and the tour personnel look over the dial plate reading difficulty, and is inconvenient to detect equipment.
Disclosure of Invention
The invention aims to: the utility model provides an outdoor meter protective housing of transformer substation, it can protect the meter, and the reading is convenient.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an outdoor table meter protecting crust of transformer substation, includes casing, the enlarged subassembly of registration and is located the outside link mechanism of casing, the casing has the front panel to the dial plate setting of table meter, the front panel adopts transparent material to make, the inside of casing has holds the chamber that holds of table meter, the enlarged subassembly of registration sets up hold in the chamber, and be located the dial plate of table meter with between the front panel, the enlarged subassembly of registration includes mirror holder and two at least magnifying glasses, and the magnification of two at least magnifying glasses is inequality, the magnifying glass is installed on the mirror holder, link mechanism penetrates by the outside the casing is inside and with the mirror holder is connected, link mechanism can drive the mirror holder for the table meter swing, with the switching with the dial plate of table meter is just right the magnifying glass.
As a preferred technical solution of the protective casing of the outdoor meter of the transformer substation, the link mechanism includes a first link, a second link, a positioning element and a sliding block, the first link is disposed inside the casing, one end of the second link passes through the casing from outside of the casing and extends into the casing, one end of the first link is rotatably connected to a dial plate of the meter through a first rotating part, the other end of the link is rotatably connected to one end of the second link extending into the casing through a second rotating part, the first link can rotate around a position where the first link is connected to the dial plate of the meter, the positioning element and the sliding block are disposed outside of the casing, the positioning element is vertically distributed, the sliding block is slidably disposed on the positioning element, and the sliding block can slide along a height direction of the positioning element, one end, far away from the first connecting rod, of the second connecting rod is connected with the sliding block through a third rotating component, and the mirror bracket is arranged at the position where the first connecting rod is connected with the second connecting rod.
As an outdoor meter protective housing of transformer substation a preferred technical scheme, the sliding block has connecting portion, connecting portion have the connecting hole, the setting element is worn to establish in the connecting hole, the inside wall protrusion of connecting hole is provided with the slip arch, the slip arch along the direction of height of setting element extends, the setting element go up the concave be equipped with slip protruding complex slip recess, the slip recess along the direction of height of setting element extends.
As an optimal technical scheme of the outdoor meter protective shell of the transformer substation, a first limiting block and a second limiting block are arranged on the positioning piece in a protruding mode, the first limiting block is located above the second limiting block, the sliding block can slide between the first limiting block and the second limiting block, the first limiting block is in selective abutting connection with the upper end of the sliding block, and the second limiting block is in selective abutting connection with the lower end of the sliding block.
As an optimal technical scheme of the protective shell of the outdoor meter of the transformer substation, the lower end of the sliding block is provided with an operating rod extending along the vertical direction, and the upper end of the operating rod is connected with the sliding block.
As a preferable technical scheme of the protective casing of the outdoor meter of the substation, the protective casing further comprises an electric driving component for driving the sliding block to slide on the positioning piece, and the driving of the electric driving component is controlled by a remote controller.
As a preferred technical scheme of outdoor table meter protecting crust of transformer substation, still include power supply module, power supply module include solar panel and with the energy memory that solar panel electricity is connected, solar panel sets up on the roof of casing, energy memory sets up hold in the chamber, electric drive part pass through the conductor wire with electric drive part is connected.
As a preferable technical scheme of the protective shell of the outdoor meter of the transformer substation, the electric driving part is an electric cylinder, the electric cylinder is provided with a push rod, and the push rod is connected with the lower end of the sliding block.
Conduct outdoor table meter protecting crust of transformer substation an optimal technical scheme, the bottom of casing is provided with first line hole of crossing, the setting element is hollow structure, the inside of setting element has the line chamber of crossing, the upper end of setting element have with cross the opening in line chamber, seted up on the setting element with cross the second of line chamber intercommunication and cross the line hole, the conductor wire pass in proper order first cross the line hole the opening cross the line chamber with the second cross behind the line hole the electric drive part is connected.
As an optimal technical scheme of the protective shell of the outdoor meter of the transformer substation, the first wire passing hole, the second wire passing hole and the opening part are all cast with sealant.
The invention has the beneficial effects that: through drive link mechanism, drive mirror holder and the whole swing of magnifying glass to can adjust the magnifying glass of suitable magnification to the just right position with the dial plate, utilize the magnifying glass to enlarge the registration on the dial plate, this design, the meter mounted position is far away and appear under the dirty condition of a little on the casing, but the magnifying glass that the selection is suitable carries out quick reading, convenient operation to the dial plate. In addition, because the meter is installed inside the shell, rainwater can be prevented from entering the inside of the meter, and the service life of the meter is prolonged.
Drawings
The invention is explained in more detail below with reference to the figures and examples.
Fig. 1 is a schematic structural diagram of a protective casing of an outdoor meter of a substation according to an embodiment (the meter and a solar panel are not shown in the figure).
Fig. 2 is a schematic structural diagram of a protective casing of an outdoor meter of a substation according to another embodiment (the meter and the solar panel are not shown in the figure).
Fig. 3 is a schematic view of the linkage mechanism and the frame according to the embodiment (the frame is in a state before swinging).
Fig. 4 is a schematic view of the linkage mechanism and the frame according to the embodiment (the frame is in a state after swinging).
Fig. 5 is a schematic structural diagram of the housing according to the embodiment.
Fig. 6 is a schematic structural diagram of a positioning element according to an embodiment.
In the figure:
1. a link mechanism; 101. a first link; 102. a second link; 103. a slider; 104. a first rotating member; 105. a second rotating member; 106. a third rotating member; 107. a first stopper; 108. a second limiting block; 109. a positioning member; 110. a wire passing cavity; 111. a sliding groove; 112. a second wire passing hole;
2. a housing; 201. a front panel; 202. a back plate; 203. a side plate; 204. a base plate; 205. a top plate; 206. the connecting rod passes through the hole; 207. a first wire passing hole;
3. a display number amplifying assembly; 301. a frame; 302. a magnifying glass;
4. a control lever;
5. an electric cylinder; 501. a push rod;
6. a solar panel.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 6, the invention provides a protective shell of a substation outdoor meter, which comprises a shell 2, a reading number amplifying assembly 3 and a link mechanism 1 positioned outside the shell 2. The casing 2 is formed by a front panel 201, a back panel 202, a bottom plate 204, a top plate 205 and side plates 203 in a surrounding mode, the front panel 201 and the back panel 202 are arranged oppositely, the front panel 201 is arranged right opposite to a dial plate of the meter, the top plate 205 is arranged above the bottom plate 204, the side plates 203 are arranged between the bottom plate 204 and the top plate 205, and the front panel 201 is made of transparent materials. The number indicating amplifying assembly 3 is arranged in the accommodating cavity, and the number indicating amplifying assembly 3 is positioned between the dial plate of the meter and the front panel 201 of the shell 2. Specifically, the front panel 201 is made of a transparent acrylic material. The display number amplifying assembly 3 comprises a frame 301 and at least two magnifying lenses 302, the magnification of the at least two magnifying lenses 302 is different, and the magnifying lenses 302 are installed on the frame 301. Specifically, the mirror holder 301 is parallel to the dial, so that the magnifying glass 302 mounted on the mirror holder 301 is also parallel to the dial. The link mechanism 1 penetrates into the shell 2 from the outside and is connected with the mirror bracket 301, and the link mechanism 1 can drive the mirror bracket 301 to swing relative to the meter so as to switch the magnifier 302 opposite to the dial of the meter.
In this embodiment, the front panel 201 is made of a transparent material, so that a user can directly observe the dial of the meter from the outside. Through drive link mechanism 1, drive mirror holder 301 and the whole swing of magnifying glass 302 to can adjust the magnifying glass 302 of suitable magnification to the just right position with the dial plate, utilize magnifying glass 302 to enlarge the registration on the table dish, this design, the suitable magnifying glass 302 of selectable carries out quick reading, convenient operation to the table dish under the circumstances that appears a little dirty on table meter mounted position far away and casing 2. In addition, because the meter is installed inside the casing 2, rainwater can be avoided entering the inside of meter to prevent that the meter from weing, prolong the life of meter. It will be appreciated that, in order to ensure that the mirror holder 301 can swing inside the housing 2, it is necessary to ensure that the size of the accommodating cavity is larger than that of the mirror holder 301, so that the mirror holder 301 has sufficient swing space. The swing direction of the mirror holder 301 can be left-right swing, up-down swing or swing with an inclination angle, the swing direction of the mirror holder 301 is not limited, and the mirror holder can be selectively switched to the position opposite to the dial of the meter through different magnifying lenses.
In this embodiment, two magnifying lenses 302 are provided, and the two magnifying lenses 302 are arranged side by side on the lens holder 301, but in other embodiments, the number of the magnifying lenses 302 may be flexibly set as required, and the number of the magnifying lenses 302 is not specifically limited herein.
In one embodiment, the link mechanism 1 includes a first link 101, a second link 102, a positioning member 109 and a sliding block 103. The first connecting rod 101 is arranged inside the casing 2, one end of the second connecting rod 102 penetrates through the casing 2 from the outside of the casing 2 and extends into the casing 2, one end of the first connecting rod 101 is rotatably connected with a dial plate of the meter through a first rotating part 104, and the other end of the connecting rod is rotatably connected with one end of the second connecting rod 102 extending into the casing 2 through a second rotating part 105. First connecting rod 101 can wind its with the position that the dial plate of table meter is connected rotates, setting element 109 with sliding block 103 sets up the outside of casing 2, setting element 109 is vertical to be set up, sliding block 103 slides and sets up on setting element 109, just sliding block 103 can along setting element 109 direction of height slides, second connecting rod 102 is kept away from the one end of first connecting rod 101 through third rotatable parts 106 with sliding block 103 is connected, mirror holder 301 sets up first connecting rod 101 with the position that second connecting rod 102 is connected. The positioning piece 109 is mainly used for positioning and guiding the sliding block 103, when the external force drives the sliding block 103 to slide upwards on the positioning piece 109, the second connecting rod 102 is driven to rotate rightwards around the connecting part of the first connecting rod 101 and the second connecting rod 102, because the mirror frame 301 is arranged at the position where the first connecting rod 101 is connected with the second connecting rod 102, the rotation of the second connecting rod 102 also drives the mirror frame 301 to swing rightwards relative to the dial plate of the meter, when the external force drives the sliding block 103 to slide downwards on the positioning piece 109, the second connecting rod 102 is driven to rotate leftwards around the connecting part of the first connecting rod 101 and the second connecting rod 102, the mirror frame 301 is driven to swing leftwards relative to the dial plate of the meter while the second connecting rod 102 rotates, the mirror frame 301 is reset, the relative position of the magnifying lens 302 on the dial plate is changed, and the magnifying lens.
A link passing hole 206 through which the second link 102 passes is formed at one end of the bottom plate 204 close to the front panel 201, and the link passing hole 206 extends along the width direction of the housing 2 to provide a rotating space for the second rod 102.
Specifically, a side protrusion of the sliding block 103 is provided with a connecting portion, the connecting portion has a connecting hole, the positioning member 109 is disposed in the connecting hole in a penetrating manner, a sliding protrusion is disposed on an inner side wall protrusion of the connecting hole, the sliding protrusion extends along a height direction of the positioning member 109, a sliding groove 111 which is matched with the sliding protrusion in a sliding manner is concavely arranged on the positioning member 109, and the sliding groove 111 extends along the height direction of the positioning member 109. The sliding direction of the sliding groove 111 is prevented from being deviated laterally by the sliding protrusion sliding in cooperation with the sliding groove 111. Preferably, two sliding protrusions and two sliding grooves 111 are provided, and the two sliding grooves 111 are symmetrically distributed on the left and right of the center line of the positioning member 109. The second link 102 is connected to a side of the sliding block 103 away from the positioning element 109 via a third rotating element 106.
In the present embodiment, the first rotating member 104, the second rotating member 105, and the third rotating member 106 are all rotating shafts.
As a preferable technical solution, a first stopper 107 and a second stopper 108 are protruded from the positioning member 109, the first stopper 107 is located above the second stopper 108, the sliding block 103 can slide between the first stopper 107 and the second stopper 108, the first stopper 107 is selectively abutted against the upper end of the sliding block 103, and the second stopper 108 is selectively abutted against the lower end of the sliding block 103. Through the first limiting block 107 and the second limiting block 108, the sliding block 103 can be limited to slide at a position between the first limiting block 107 and the second limiting block 108, the sliding block 103 is prevented from sliding out of the upper end or the lower end of the positioning piece 109, and the reliability of the link mechanism 1 is improved.
In order to buffer the collision between the first stopper 107 and the sliding block 103 and between the second stopper 108 and the sliding block 103, in this embodiment, a rubber buffer layer (not shown) is disposed on one side surface of the first stopper 107 close to the sliding block 103 and one side surface of the second stopper 108 close to the sliding block 103.
In this embodiment, referring to fig. 1, the lower end of the sliding block 103 is provided with a control rod 4 extending along the vertical direction, and the upper end of the control rod 4 is connected to the sliding block 103. Under the condition that the mounting position of the meter is higher, the control rod 4 extending along the vertical direction is arranged, and the user can swing the mirror frame 301 by pushing and pulling the control rod 4 at the position below the meter, so that the operation is convenient.
In another embodiment, referring to fig. 2, the substation outdoor meter protective case further comprises an electric driving component for driving the sliding block 103 to slide on the positioning member 109, and the driving of the electric driving component is controlled by a remote controller. Through the electric drive part of remote controller control, the user need not direct contact link mechanism 1 just can realize the drive to sliding block 103, makes things convenient for remote control magnifying glass 302 and the relative position of dial plate.
In this embodiment, outdoor table meter protective housing of transformer substation still includes power supply module, power supply module include solar panel 6 and with the energy memory (not shown in the figure) that solar panel 6 electricity is connected, solar panel 6 sets up on the roof 205 of casing 2, energy memory sets up hold in the chamber, electric drive component pass through the conductor wire with electric drive component is connected. Solar panel 6 is used for converting solar energy into the electric energy, and energy memory is used for the electric energy of storage conversion in solar panel 6, because electric drive part passes through the conductor wire and is connected with electric drive part, accessible energy storage part is the electric drive part power supply.
In this embodiment, the top plate 205 and the solar panel 6 are both arc-shaped structures, and the solar panel 6 is parallel to the top plate 205. The solar panel 6 of arc structure, on the one hand, can increase solar panel 6's surface area as far as possible, improves solar panel 6's electric energy conversion rate, and on the other hand, the solar panel 6 of arc structure can prevent piling up of rainwater.
In one embodiment, the electric driving component is an electric cylinder 5, the electric cylinder 5 has a push rod 501, the push rod 501 is connected to the lower end of the sliding block 103, and the sliding block 103 can be pushed to ascend or descend by the expansion and contraction of the push rod 501.
For making things convenient for being connected of conductor wire and electronic jar 5, the bottom of casing 2 is provided with first line hole 207 of crossing, setting element 109 is hollow structure, the inside of setting element 109 has line chamber 110, the upper end of setting element 109 have with the opening of crossing line chamber 110, set up on the setting element 109 with the second of crossing line chamber 110 intercommunication crosses line hole 112, the conductor wire pass first line hole 207 in proper order the opening cross behind line chamber 110 and the second line hole 112 the electric drive part is connected, and the protecting crust of this kind of structure controls the wobbling in-process of the enlarged subassembly 3 of registration, can prevent also the swing of conductor wire being connected with electronic jar 5.
And the first wire through hole 207, the second wire through hole 112 and the opening part are all cast with sealant. The conductive wires can be fixed in the first wire through hole 207 and the second wire through hole 112 and the opening part through sealant, so that the conductive wires are prevented from being mistakenly pulled.
Specifically, the first wire passing hole 207 is disposed at one end of the bottom plate 204 close to the front panel 201, and the first wire passing hole 207 and the connecting rod passing hole 206 are disposed at an interval.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A protective shell of an outdoor meter of a transformer substation is characterized by comprising a shell, a number indicating amplifying assembly and a connecting rod mechanism positioned outside the shell, the shell is provided with a front panel which is arranged right opposite to the dial plate of the meter, the front panel is made of transparent materials, the inside of the shell is provided with a containing cavity for containing the meter, the number indicating amplifying assembly is arranged in the containing cavity, and the number indicating amplifying assembly is positioned between the dial plate of the meter and the front panel, the number indicating amplifying assembly comprises a mirror bracket and at least two magnifying glasses, the magnifying powers of the at least two magnifying glasses are different, the magnifier is arranged on the mirror bracket, the connecting rod mechanism penetrates into the shell from the outside and is connected with the mirror bracket, the connecting rod mechanism can drive the mirror bracket to swing relative to the meter so as to switch the magnifier right opposite to the dial plate of the meter.
2. The outdoor meter protective shell of the transformer substation of claim 1, wherein the link mechanism comprises a first link rod, a second link rod, a positioning member and a sliding block, the first link rod is arranged inside the casing, one end of the second link rod penetrates through the casing from the outside of the casing and extends into the casing, one end of the first link rod is rotatably connected with a dial plate of the meter through a first rotating part, the other end of the link rod is rotatably connected with one end of the second link rod extending into the casing through a second rotating part, the first link rod can rotate around the position where the first link rod is connected with the dial plate of the meter, the positioning member and the sliding block are arranged outside the casing, the positioning member is vertically arranged, the sliding block is slidably arranged on the positioning member, and the sliding block can slide along the height direction of the positioning member, one end, far away from the first connecting rod, of the second connecting rod is connected with the sliding block through a third rotating component, and the mirror bracket is arranged at the position where the first connecting rod is connected with the second connecting rod.
3. The substation outdoor meter protective shell according to claim 2, wherein the sliding block has a connecting portion, the connecting portion has a connecting hole, the positioning member is inserted into the connecting hole, a sliding protrusion is convexly disposed on an inner side wall of the connecting hole, the sliding protrusion extends along a height direction of the positioning member, a sliding groove matched with the sliding protrusion is concavely disposed on the positioning member, and the sliding groove extends along the height direction of the positioning member.
4. The substation outdoor meter protective shell according to claim 2, wherein a first limiting block and a second limiting block are convexly arranged on the positioning member, the first limiting block is located above the second limiting block, the sliding block can slide between the first limiting block and the second limiting block, the first limiting block is selectively abutted against the upper end of the sliding block, and the second limiting block is selectively abutted against the lower end of the sliding block.
5. A substation outdoor gauge protective casing according to claim 2, characterized in that the lower end of the sliding block is provided with a control rod extending in a vertical direction, and the upper end of the control rod is connected with the sliding block.
6. The substation outdoor meter protective case of claim 2, further comprising an electric driving component for driving the sliding block to slide on the positioning member, wherein the driving of the electric driving component is controlled by a remote controller.
7. The substation outdoor meter protective case of claim 6, further comprising a power supply assembly, the power supply assembly comprising a solar panel and an energy storage device electrically connected with the solar panel, the solar panel being disposed on a top plate of the housing, the energy storage device being disposed in the accommodating cavity, the electric drive component being connected with the electric drive component through an electrically conductive wire.
8. The substation outdoor meter shield shell of claim 7, wherein the electrically driven component is an electrically powered cylinder having a push rod connected to a lower end of the sliding block.
9. The outdoor meter protective shell of transformer substation of claim 8, characterized in that, the bottom of casing is provided with first line hole, the setting element is hollow structure, the inside of setting element has the line chamber, the upper end of setting element have with the opening of line chamber, set up on the setting element with the second line hole of crossing the line chamber intercommunication, the conductor wire passes first line hole in proper order, the opening, cross the line chamber and the second cross behind the line hole the electric drive part is connected.
10. The substation outdoor meter protective casing according to claim 9, wherein the first wire hole, the second wire hole and the opening are all cast with sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758407.6A CN111912443A (en) | 2020-07-31 | 2020-07-31 | Outdoor meter protective housing of transformer substation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758407.6A CN111912443A (en) | 2020-07-31 | 2020-07-31 | Outdoor meter protective housing of transformer substation |
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| CN111912443A true CN111912443A (en) | 2020-11-10 |
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| CN202010758407.6A Pending CN111912443A (en) | 2020-07-31 | 2020-07-31 | Outdoor meter protective housing of transformer substation |
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| CN205642508U (en) * | 2016-05-19 | 2016-10-12 | 江西百川水表有限公司 | Water gauge convenient to read |
| CN206362838U (en) * | 2016-12-20 | 2017-07-28 | 西安理工大学 | A kind of permanent-magnet moving coil instrument device |
| CN208125237U (en) * | 2018-02-08 | 2018-11-20 | 杨赟博 | A kind of floating ball lever meter of easy access |
| CN108771453A (en) * | 2018-06-29 | 2018-11-09 | 南安市明誓汽配贸易有限公司 | A kind of intelligent wastepaper basket easy to use |
| CN210693030U (en) * | 2019-09-10 | 2020-06-05 | 淮浙煤电有限责任公司凤台发电分公司 | SF6 meter information monitoring device for transformer substation |
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Application publication date: 20201110 |