CN209571759U - A kind of quick-detachable transformer neutral point ground connection protection unit - Google Patents
A kind of quick-detachable transformer neutral point ground connection protection unit Download PDFInfo
- Publication number
- CN209571759U CN209571759U CN201920605108.1U CN201920605108U CN209571759U CN 209571759 U CN209571759 U CN 209571759U CN 201920605108 U CN201920605108 U CN 201920605108U CN 209571759 U CN209571759 U CN 209571759U
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- Prior art keywords
- block
- neutral point
- protection unit
- transformer neutral
- quick
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Abstract
The utility model relates to field of mechanical technique, specially a kind of quick-detachable transformer neutral point is grounded protection unit, including bottom fixing frame, the support rod of distribution in a vertical shape is closely welded on bottom fixing frame, convex block is additionally provided on support rod, convex block is equipped with semicircle fixed block, grounding box is also closely welded on convex block, the one end upper surface of bottom fixing frame is additionally provided with bottom plate, it is fixedly connected between bottom plate and bottom fixing frame by several first fastening screws, it is hinged by hinge between convex block and semicircle fixed block.The utility model is easy to operate, can be realized and quickly dismantles to transformer neutral point ground connection protection unit, saves the operating time.
Description
Technical field
The utility model relates to field of mechanical technique, specially a kind of quick-detachable transformer neutral point ground connection shield dress
It sets.
Background technique
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, currently, 110kV, 220kV are power supplies
The mains voltage grade of network, since voltage is very high, transformer neutral point generally uses direct grounding way, transformer neutral point
Need to use ground connection protection unit in ground connection, but general transformer neutral point ground connection protection unit is lacked in the presence of be not easy to dismantle
Point.In consideration of it, it is proposed that a kind of quick-detachable transformer neutral point is grounded protection unit.
Utility model content
The purpose of this utility model is to provide a kind of quick-detachable transformer neutral points to be grounded protection unit, to solve
General transformer neutral point ground connection protection unit mentioned above in the background art there are problems that being not easy to disassembly.
To achieve the above object, the utility model provides the following technical solutions:
A kind of quick-detachable transformer neutral point ground connection protection unit, including bottom fixing frame, the bottom fixing frame
On be closely welded with the support rod of distribution in a vertical shape, the top of the support rod is closely welded with connecting rod, on the support rod
It is additionally provided with convex block, the convex block is equipped with semicircle fixed block, offers on the convex block and the semicircle fixed block
The arc groove being connected with the external world, the position of two arc grooves is facing each other, and the support rod passes through the arc groove, institute
It states and is also closely welded with grounding box on convex block；
The one end upper surface of the bottom fixing frame is additionally provided with bottom plate, is closely welded in a vertical shape point on the bottom plate
The fixed link of cloth, the fixed link be equipped with insulator, between the bottom plate and the bottom fixing frame by several first
Fastening screw is fixedly connected, and is threaded with nut in first fastening screw.
Preferably, the section semicircular in shape of the arc groove.
Preferably, hinged by hinge between the convex block and the semicircle fixed block.
Preferably, be also closely welded with upper and lower two symmetrical position-arresting disks on the support rod, the convex block and
The semicircle fixed block is respectively positioned between two position-arresting disks.
Preferably, two symmetrical rectangular blocks, two rectangular blocks are closely welded on the bottom fixing frame
Sliding slot being connected with the external world and being arranged along rectangular block length direction is offered on adjacent one side.
Preferably, offered in the convex block with the first threaded hole for being connected of the external world, in the semicircle fixed block just
Second threaded hole is equipped with to the position of first threaded hole, the second threaded hole internal screw thread is connected with the second fastening screw,
It is threadedly coupled between second fastening screw and first threaded hole.
Preferably, the position of sliding slot described in face is equipped with sliding block on the grounding box, and the sliding block is located at corresponding
It is slidably connected in the sliding slot and between the sliding slot.
Compared with prior art, the utility model has the beneficial effects that
1, it is fixedly connected between the bottom plate and bottom fixing frame that the utility model passes through setting by the first fastening screw, and
It is threaded with nut in the first fastening screw, has not only guaranteed the fastness between bottom plate and bottom fixing frame, but also be convenient for the bottom of
Plate is dismantled from bottom fixing frame, facilitates operation, is solved general transformer neutral point ground connection protection unit presence and is not easy to tear open
The problem of unloading.
2, hinged for hinge between the convex block and semicircle fixed block that the utility model passes through setting, and pass through the second fastening
Convex block and semicircle fixed block is fixed in screw, while the sliding block by being arranged on grounding box, sliding block and sliding slot it
Between be slidably connected, both realized and convex block, semicircle fixed block and grounding box be fixed, meanwhile, be also convenient for convex block, semicircle
Shape fixed block and grounding box are dismantled from support rod, solve the grounding box on general transformer neutral point ground connection protection unit
Non-dismountable problem.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the explosive view of the utility model embodiment 1；
Fig. 3 is the structural schematic diagram of the utility model embodiment 2；
Fig. 4 is the enlarged drawing in the utility model Fig. 3 at A.
In figure: 1, bottom fixing frame；10, support rod；11, connecting rod；12, convex block；13, semicircle fixed block；14, arc
Slot；15, grounding box；16, bottom plate；161, fixed link；162, insulator；17, the first fastening screw；18, nut；2, position-arresting disk；
3, rectangular block；30, sliding slot；4, the first threaded hole；5, the second threaded hole；6, the second fastening screw；7, sliding block.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Embodiment 1
A kind of quick-detachable transformer neutral point ground connection protection unit, as depicted in figs. 1 and 2, including bottom fixing frame
1, the support rod 10 of distribution in a vertical shape is closely welded on bottom fixing frame 1, the top of support rod 10 is closely welded with connecting rod
11, convex block 12 is additionally provided on support rod 10, is closely welded with semicircle fixed block 13 on convex block 12, convex block 12 and semicircle solid
Determine to offer the arc groove 14 being connected with the external world on block 13, the position of two arc grooves 14 is facing each other, and support rod 10 is worn
Arc groove 14 is crossed, grounding box 15 is also closely welded on convex block 12, the one end upper surface of bottom fixing frame 1 is additionally provided with bottom plate
16, the fixed link 161 of distribution in a vertical shape is closely welded on bottom plate 16, fixed link 161 is equipped with insulator 162, bottom plate 16
It is fixedly connected between bottom fixing frame 1 by several first fastening screws 17, is threaded in the first fastening screw 17
Nut 18.
In the present embodiment, the section semicircular in shape of arc groove 14, the notch of two arc grooves 14 is opposite, and just constitutes one
A complete circle, is closely welded between support rod 10 and the cell wall of arc groove 14, guarantees the stronger stabilization of its structure.
Specifically, several and the extraneous threaded hole being connected are equipped in bottom plate 16, face bottom plate 16 in bottom fixing frame 1
The position of interior threaded hole also offers the threaded hole being connected with the external world, the first fastening screw 17 and the threaded hole in bottom plate 16
And the threaded hole in bottom fixing frame 1 is threadedly coupled, nut 18 is located at the top of bottom plate 16, guarantees that bottom plate 16 is fixed with bottom
That fixes between frame 1 is stronger.
In the present embodiment, by passing through between the bottom plate 16 and bottom fixing frame 1 of setting, the first fastening screw 17 is fixed to be connected
It connects, and is threaded with nut 18 in the first fastening screw 17, guarantee that the structure between bottom plate 16 and bottom fixing frame 1 is more firm
Gu being in addition also convenient for dismantling bottom plate 16 from bottom fixing frame 1, solves general transformer neutral point ground connection protection unit and deposit
The problem of being not easy to disassembly.
Embodiment 2
In concrete operations, for the ease of dismantling grounding box 15, facilitate maintenance, therefore, on the basis of embodiment 1
On convex block 12, semicircle fixed block 13, support rod 10, bottom fixing frame 1 and grounding box 15 are made improvements, as a kind of excellent
Embodiment is selected, is also closely welded with upper and lower two symmetrical position-arresting disks 2, convex block as shown in Figure 3 and Figure 4, on support rod 10
12 and semicircle fixed block 13 be respectively positioned between two position-arresting disks 2, two are closely welded on bottom fixing frame 1 symmetrically
Rectangular block 3, offer on the adjacent one side of two rectangular blocks 3 being connected with the external world and along 3 length side of rectangular block
To the sliding slot 30 of setting, offered in convex block 12 with the first threaded hole 4 for being connected of the external world, face the in semicircle fixed block 13
The position of one threaded hole 4 is equipped with the second threaded hole 5, and 5 internal screw thread of the second threaded hole is connected with the second fastening screw 6, the second fastening
It is threadedly coupled between screw 6 and the first threaded hole 4, the position of face sliding slot 30 is equipped with sliding block 7 on grounding box 15, and sliding block 7 is located at
It is slidably connected in corresponding sliding slot 30 and between sliding slot 30.
It is hinged by hinge between convex block 12 and semicircle fixed block 13 in the present embodiment, it is convenient for convex block 12 along hinge
Convex block 12 and semicircle fixed block 13 is unfolded in chain rotation.
Specifically, the section diameter of a circle of position-arresting disk 2 is greater than concentric diameter of a circle where the section of arc groove 14, guarantee is convex
Block 12 and semicircle fixed block 13 are in always between two position-arresting disks 2.
In the present embodiment, by hinged by hinge between the convex block 12 and semicircle fixed block 13 of setting, convenient for needing
When wanting, convex block 12 and semicircle fixed block 13 are unfolded, then slid into sliding block 7 along sliding slot 30, and guarantee convex block 12
It is just between two position-arresting disks 2 on support rod 10, while guaranteeing the position of the arc groove 14 on support rod 10 and convex block 12
Correspondence is set, semicircle fixed block 13 is rotated further by, is consolidated convex block 12 and semicircle fixed block 13 using the second fastening screw 6
It is fixed, the installation of convex block 12, semicircle fixed block 13 and grounding box 15 is just completed at this time, and since sliding block 7 is in sliding slot 30,
Guarantee that grounding box 15 will not rotate around support rod 10, in disassembly, first unscrews the second fastening screw 6, by convex block 12
It is unfolded with semicircle fixed block 13, sliding block 7 is slid into sliding block 7 along sliding slot 30 and is detached from sliding slot 30, then by convex block 12, semicircle
Fixed block 13 and grounding box 15 are removed, easy to disassemble, are solved on general transformer neutral point ground connection protection unit
The non-dismountable problem of grounding box.
When in use, nut 18 is unscrewed for the quick-detachable transformer neutral point ground connection protection unit of the utility model,
The first fastening screw 17 is unscrewed again, the disassembly to bottom plate 16 can be completed, is in addition unscrewed the second fastening screw 6, by convex block
12 are unfolded with semicircle fixed block 13, and the sliding block 7 on grounding box 15 is slid into sliding block 7 along sliding slot 30 and is detached from sliding slot 30, then
Convex block 12, semicircle fixed block 13 and grounding box 15 are removed, just complete to be grounded transformer neutral point shield dress at this time
It sets and is dismantled, solve the problems, such as that general transformer neutral point ground connection protection unit exists and be not easy to disassembly.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. a kind of quick-detachable transformer neutral point is grounded protection unit, including bottom fixing frame (1), it is characterised in that: institute
The support rod (10) that distribution in a vertical shape is closely welded on bottom fixing frame (1) is stated, the top of the support rod (10) is close
It is welded with connecting rod (11), is additionally provided with convex block (12) on the support rod (10), the convex block (12) is equipped with semicircle fixed block
(13), the arc groove (14) being connected with the external world is offered on the convex block (12) and the semicircle fixed block (13),
The position of two arc grooves (14) is facing each other, and the support rod (10) passes through the arc groove (14), the convex block
(12) it is also closely welded on grounding box (15)；
The one end upper surface of the bottom fixing frame (1) is additionally provided with bottom plate (16), is closely welded on the bottom plate (16) and is in
The fixed link (161) of vertical shape distribution, the fixed link (161) are equipped with insulator (162), the bottom plate (16) and the bottom
It is fixedly connected between portion's fixed frame (1) by several first fastening screws (17), screw thread on first fastening screw (17)
It is connected with nut (18).
2. quick-detachable transformer neutral point according to claim 1 is grounded protection unit, it is characterised in that: the arc
The section semicircular in shape of shape slot (14).
3. quick-detachable transformer neutral point according to claim 1 is grounded protection unit, it is characterised in that: described convex
It is hinged by hinge between block (12) and the semicircle fixed block (13).
4. quick-detachable transformer neutral point according to claim 1 is grounded protection unit, it is characterised in that: the branch
Upper and lower two symmetrical position-arresting disks (2), the convex block (12) and the semicircle are also closely welded on strut (10)
Fixed block (13) is respectively positioned between two position-arresting disks (2).
5. quick-detachable transformer neutral point according to claim 1 is grounded protection unit, it is characterised in that: the bottom
Two symmetrical rectangular blocks (3), the adjacent one side of two rectangular blocks (3) are closely welded on portion's fixed frame (1)
On offer and sliding slot (30) extraneous being connected and being arranged along rectangular block (3) length direction.
6. quick-detachable transformer neutral point according to claim 4 is grounded protection unit, it is characterised in that: described convex
Offer in block (12) with extraneous the first threaded hole (4) being connected, first described in described semicircle fixed block (13) interior face
The position of threaded hole (4) is equipped with the second threaded hole (5), and the second threaded hole (5) internal screw thread is connected with the second fastening screw
(6), it is threadedly coupled between second fastening screw (6) and first threaded hole (4).
7. quick-detachable transformer neutral point according to claim 5 is grounded protection unit, it is characterised in that: described to connect
The position of sliding slot (30) described in face is equipped with sliding block (7) on ground case (15), and the sliding block (7) is located at the corresponding sliding slot
(30) it is slidably connected in and between the sliding slot (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920605108.1U CN209571759U (en) | 2019-04-29 | 2019-04-29 | A kind of quick-detachable transformer neutral point ground connection protection unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920605108.1U CN209571759U (en) | 2019-04-29 | 2019-04-29 | A kind of quick-detachable transformer neutral point ground connection protection unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209571759U true CN209571759U (en) | 2019-11-01 |
Family
ID=68335626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920605108.1U Expired - Fee Related CN209571759U (en) | 2019-04-29 | 2019-04-29 | A kind of quick-detachable transformer neutral point ground connection protection unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209571759U (en) |
-
2019
- 2019-04-29 CN CN201920605108.1U patent/CN209571759U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20191101 Termination date: 20200429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |