CN204189752U - Dropproof insurance mounting comes off insulating bar - Google Patents
Dropproof insurance mounting comes off insulating bar Download PDFInfo
- Publication number
- CN204189752U CN204189752U CN201420743276.4U CN201420743276U CN204189752U CN 204189752 U CN204189752 U CN 204189752U CN 201420743276 U CN201420743276 U CN 201420743276U CN 204189752 U CN204189752 U CN 204189752U
- Authority
- CN
- China
- Prior art keywords
- action bars
- insulating bar
- reference column
- positioning tube
- support plate
- 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.)
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Links
- 230000004308 accommodation Effects 0.000 claims abstract description 16
- 230000004927 fusion Effects 0.000 description 10
- 238000010891 electric arc Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 235000008708 Morus alba Nutrition 0.000 description 1
- 240000000249 Morus alba Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Unwinding Of Filamentary Materials (AREA)
Abstract
The utility model discloses a kind of dropproof insurance mounting to come off insulating bar, wherein, action bars reference column is made up of ambroin, in action bars positioning tube horizontal embedding operation bar reference column, the open end of action bars positioning tube is communicated with space outerpace, the inner surface of action bars positioning tube offers internal thread, and the outer surface of action bars offers external screw thread, and action bars is threaded with action bars positioning tube; The top of insulating bar offers accommodation hole, and the bottom of action bars reference column is arranged in accommodation hole, is connected between the bottom of action bars reference column and the bottom of accommodation hole by spring; Pull bar to be through to from the bottom of insulating bar in accommodation hole and to be connected with the bottom of action bars reference column, and pull bar runs through spring; Auxiliary stand comprises snap ring and support plate, and snap ring is set on insulating bar, and support plate is connected with snap ring, and support plate is positioned at immediately below action bars.During operation, support plate supports fall insurance the utility model, prevents fall insurance from dropping.
Description
Technical field
The utility model relates to transformer fall insurance mounting operation tool field, specifically, is that dropproof insurance mounting comes off insulating bar.
Background technology
Fall insurance, being commonly called as of fuse switch, fusing by when short circuit current or overload current, with the electric equipment in protective circuit.In 3KV-35KV low capacity device, can be used for protection circuit, transformer, motor and voltage transformer etc.
Generally be arranged on distribution transformer high-pressure side or distribution branch circuit.Formed primarily of upper contact head, lower contact, operation ring, fusion tube, fuse, insulator, installation iron plate.
Its operation principle is: fusion tube is made up of fiber glass epoxy or layer coil paper plate, and in it, wall liner makes expulsion tube with red steel paper or mulberry skin.Melt is also known as fuse, and fuse is arranged in expulsion tube.One end of fuse is fixed on fusion tube lower end, and other end tension pressing plate above, maintains the channel status of fuse.When fuse is installed, the axis of fusion tube becomes certain angle of inclination with plumb line, can fall smoothly during to ensure fuse failure.When fuse failure, fuse disappears to the tightening force of pressing plate, and upper contact head is from supporting tongue slippage, and fuse falls around axle by self gravitation.Meanwhile, electric arc makes the expulsion tube in fusion tube decompose and generates a large amount of gas, is gone out after the increased pressure in fusion tube by fusion tube two ends, and the air-flow gone out longitudinally blows electric arc makes it extinguish.In fusion tube serve as a contrast expulsion tube and electric arc can be avoided directly to contact with fusion tube, in order to avoid high arc temperature burns fusion tube.
When mounting the fall insurance of transformer, because rural transformer is by the restriction in geographical position, many times operates inconvenience, causing fall insurance often to drop, repeatedly need adjust position could complete operation.Change fall insurance then to need to drop into more fund.
Utility model content
Namely the purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of dropproof insurance mounting preventing fall insurance from dropping when operating to come off insulating bar.
The purpose of this utility model is achieved through the following technical solutions:
Dropproof insurance mounting comes off insulating bar, comprises action bars, action bars stationary magazine creel, action bars reference column, insulating bar, spring, pull bar and auxiliary stand; Action bars reference column is made up of ambroin, action bars positioning tube one end is closed, the action bars positioning tube other end is open, in action bars positioning tube horizontal embedding operation bar reference column, the open end of action bars positioning tube is communicated with space outerpace, the inner surface of action bars positioning tube offers internal thread, and the outer surface of action bars offers external screw thread, and action bars is threaded with action bars positioning tube; The top of insulating bar offers accommodation hole, and the bottom of action bars reference column is arranged in accommodation hole, is connected between the bottom of action bars reference column and the bottom of accommodation hole by spring; Pull bar to be through to from the bottom of insulating bar in accommodation hole and to be connected with the bottom of action bars reference column, and pull bar runs through spring; Auxiliary stand comprises snap ring and support plate, and snap ring is set on insulating bar, and support plate is connected with snap ring, and support plate is positioned at immediately below action bars.
Operation principle of the present utility model is as follows:
When operating, the hand-held insulating bar of staff, action bars is moved to operating position, and support plate supports fall insurance, pulls pull bar, pull bar drives action bars reference column to move downward, action bars reference column drives action bars to move downward, thus completes the operation to fall insurance, after operation completes, under the action of the spring, action bars reference column return.During operation, support plate supports fall insurance, prevents fall insurance from dropping.
Further, the periphery of described action bars stationary magazine creel is provided with multiple fixed lobe, and fixed lobe is arranged in action bars reference column.
The periphery of action bars stationary magazine creel is provided with multiple fixed lobe, makes more firm being arranged in action bars reference column of action bars positioning tube.
Further, the upper surface of described support plate is provided with flexible rubber layer.
Arrange flexible rubber layer, when preventing support plate from contacting with fall insurance, fall insurance surface is frayed.
Further, the bottom of described pull bar is provided with handle.
Handle is set, is convenient to staff and pulls pull bar.
Further, the top of described handle is provided with sliding cylinder, and the bottom of described insulating bar offers the cannelure holding sliding cylinder.
Arrange sliding cylinder and cannelure, when preventing from pulling pull bar, foreign matter enters between handle and insulating bar bottom, thus avoid action bars reference column cannot return situation occur.
In sum, advantage of the present utility model and beneficial effect are:
1. the utility model during operation, and support plate supports fall insurance, prevents fall insurance from dropping;
2. the periphery of action bars stationary magazine creel is provided with multiple fixed lobe, make action bars positioning tube more firm be arranged in action bars reference column;
3. arrange flexible rubber layer, when preventing support plate from contacting with fall insurance, fall insurance surface is frayed;
4. arrange sliding cylinder and cannelure, when preventing from pulling pull bar, foreign matter enters between handle and insulating bar bottom, thus avoid action bars reference column cannot return situation occur.
Accompanying drawing explanation
In order to be illustrated more clearly in embodiment of the present utility model, be briefly described to the accompanying drawing used required for describing in the utility model embodiment below.Apparent, the accompanying drawing in the following describes is only some embodiments recorded in the utility model, for a person skilled in the art, when not paying creative work, according to accompanying drawing below, can also obtain other accompanying drawing.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of action bars stationary magazine creel;
Wherein, the parts title that Reference numeral is corresponding is as follows:
1-action bars, 2-action bars stationary magazine creel, 3-action bars reference column, 4-insulating bar, 5-spring, 6-pull bar, 7-snap ring, 8-support plate, 9-flexible rubber layer, 10-handle, 11-sliding cylinder, 12-cannelure, 21-fixed lobe, 41-accommodation hole.
Embodiment
In order to make those skilled in the art understand the utility model better, below in conjunction with the accompanying drawing in the utility model embodiment, clear, complete description is carried out to the technical scheme in the utility model embodiment.Apparent, embodiment described below is only the part in the utility model embodiment, instead of all.Based on the embodiment that the utility model is recorded, other all embodiment that those skilled in the art obtain when not paying creative work, all in the scope of the utility model protection.
Embodiment 1:
As shown in Figure 1, dropproof insurance mounting comes off insulating bar, comprises action bars 1, action bars stationary magazine creel 2, action bars reference column 3, insulating bar 4, spring 5, pull bar 6 and auxiliary stand; Action bars reference column 3 is made up of ambroin, action bars positioning tube 2 one end is closed, action bars positioning tube 2 other end is open, in action bars positioning tube 2 horizontal embedding operation bar reference column 3, the open end of action bars positioning tube 2 is communicated with space outerpace, the inner surface of action bars positioning tube 2 offers internal thread, and the outer surface of action bars 1 offers external screw thread, and action bars 1 is threaded with action bars positioning tube 2; The top of insulating bar 4 offers accommodation hole 41, and the bottom of action bars reference column 3 is arranged in accommodation hole 41, is connected between the bottom of action bars reference column 3 and the bottom of accommodation hole 41 by spring 5; Pull bar 6 to be through to from the bottom of insulating bar 4 in accommodation hole 41 and to be connected with the bottom of action bars reference column 3, and pull bar 6 runs through spring 5; Auxiliary stand comprises snap ring 7 and support plate 8, and snap ring 7 is set on insulating bar 4, and support plate 8 is connected with snap ring 7, and support plate 8 is positioned at immediately below action bars 1.
Operation principle is as follows:
When operating, the hand-held insulating bar 4 of staff, action bars 1 is moved to operating position, and support plate 8 pairs of fall insurances support, and pull pull bar 6, pull bar 6 drives action bars reference column 3 to move downward, action bars reference column 3 drives action bars 1 to move downward, thus completes the operation to fall insurance, after operation completes, under the effect of spring 5, action bars reference column 3 return.During operation, support plate 8 pairs of fall insurances support, and prevent fall insurance from dropping.
Embodiment 2:
As shown in Figure 2, the present embodiment is on the basis of embodiment 1, and the periphery of described action bars stationary magazine creel 2 is provided with multiple fixed lobe 21, and fixed lobe 21 is arranged in action bars reference column 3.
The periphery of action bars stationary magazine creel 2 is provided with multiple fixed lobe 21, makes more firm being arranged in action bars reference column 3 of action bars positioning tube 2.
Embodiment 3:
As shown in Figure 1, the present embodiment is on the basis of any one embodiment above-mentioned, and the upper surface of described support plate 8 is provided with flexible rubber layer 9.
Arrange flexible rubber layer 9, when preventing support plate 8 from contacting with fall insurance, fall insurance surface is frayed
Embodiment 4:
As shown in Figure 1, the present embodiment is on the basis of any one embodiment above-mentioned, and the bottom of described pull bar 6 is provided with handle 10.
Embodiment 5:
As shown in Figure 1, the present embodiment is on the basis of embodiment 4, and the top of described handle 10 is provided with sliding cylinder 11, and the bottom of described insulating bar 4 offers the cannelure 12 holding sliding cylinder 11.
Arrange sliding cylinder 11 and cannelure 12, when preventing from pulling pull bar 6, foreign matter enters between handle 10 and insulating bar 4 bottom, thus avoid action bars reference column 3 cannot return situation occur.
As mentioned above, just the utility model can be realized preferably.
Claims (5)
1. dropproof insurance mounting comes off insulating bar, it is characterized in that:
Comprise action bars (1), action bars stationary magazine creel (2), action bars reference column (3), insulating bar (4), spring (5), pull bar (6) and auxiliary stand;
Action bars reference column (3) is made up of ambroin, action bars positioning tube (2) one end is closed, action bars positioning tube (2) other end is open, in action bars positioning tube (2) horizontal embedding operation bar reference column (3), the open end of action bars positioning tube (2) is communicated with space outerpace, the inner surface of action bars positioning tube (2) offers internal thread, and the outer surface of action bars (1) offers external screw thread, and action bars (1) is threaded with action bars positioning tube (2);
The top of insulating bar (4) offers accommodation hole (41), and the bottom of action bars reference column (3) is arranged in accommodation hole (41), is connected between the bottom of action bars reference column (3) and the bottom of accommodation hole (41) by spring (5);
Pull bar (6) to be through to from the bottom of insulating bar (4) in accommodation hole (41) and to be connected with the bottom of action bars reference column (3), and pull bar (6) runs through spring (5);
Auxiliary stand comprises snap ring (7) and support plate (8), and snap ring (7) is set on insulating bar (4), and support plate (8) is connected with snap ring (7), and support plate (8) is positioned at immediately below action bars (1).
2. dropproof insurance mounting according to claim 1 comes off insulating bar, it is characterized in that:
The periphery of described action bars stationary magazine creel (2) is provided with multiple fixed lobe (21), and fixed lobe (21) is arranged in action bars reference column (3).
3. dropproof insurance mounting according to claim 1 comes off insulating bar, it is characterized in that:
The upper surface of described support plate (8) is provided with flexible rubber layer (9).
4. dropproof insurance mounting according to claim 1 comes off insulating bar, it is characterized in that:
The bottom of described pull bar (6) is provided with handle (10).
5. dropproof insurance mounting according to claim 4 comes off insulating bar, it is characterized in that:
The top of described handle (10) is provided with sliding cylinder (11), and the bottom of described insulating bar (4) offers the cannelure (12) holding sliding cylinder (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420743276.4U CN204189752U (en) | 2014-12-03 | 2014-12-03 | Dropproof insurance mounting comes off insulating bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420743276.4U CN204189752U (en) | 2014-12-03 | 2014-12-03 | Dropproof insurance mounting comes off insulating bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204189752U true CN204189752U (en) | 2015-03-04 |
Family
ID=52621728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420743276.4U Active CN204189752U (en) | 2014-12-03 | 2014-12-03 | Dropproof insurance mounting comes off insulating bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204189752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392852A (en) * | 2020-11-16 | 2021-02-23 | Oppo广东移动通信有限公司 | Falling self-locking mechanism, folding rotating shaft device and electronic equipment |
-
2014
- 2014-12-03 CN CN201420743276.4U patent/CN204189752U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392852A (en) * | 2020-11-16 | 2021-02-23 | Oppo广东移动通信有限公司 | Falling self-locking mechanism, folding rotating shaft device and electronic equipment |
| CN112392852B (en) * | 2020-11-16 | 2022-01-18 | Oppo广东移动通信有限公司 | Falling self-locking mechanism, folding rotating shaft device and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |