CN205810596U - A kind of assembled insulation spindle - Google Patents
A kind of assembled insulation spindle Download PDFInfo
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- CN205810596U CN205810596U CN201620553130.2U CN201620553130U CN205810596U CN 205810596 U CN205810596 U CN 205810596U CN 201620553130 U CN201620553130 U CN 201620553130U CN 205810596 U CN205810596 U CN 205810596U
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- spindle
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- axle sleeve
- spindle nose
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Abstract
This utility model belongs to electrical circuitry equipment field, it is particularly used for a kind of assembled insulation spindle of isolated switchgear, including main shaft body, moving contact it is provided with on main shaft body, described main shaft body is split-type structural, and structure includes the mutually isostructural main axle unit of at least two, and each main axle unit is respectively arranged with moving contact, the two ends of main axle unit are respectively provided with spindle nose and axle sleeve, and adjacent main axle unit is fixed with axle sleeve grafting by spindle nose.This utility model, the main axle unit with spindle nose and axle sleeve structure is used to splice, disclosure satisfy that the use requirement of insulation spindle, compare integral type insulation spindle, reduce size and the complexity of workpiece, reduce the development cost of mould, main axle unit can assemble flexibly according to required station quantitative requirement, is conducive to producing use in batches, only need to change the spindle carrier of damage when safeguarding, decrease and safeguard replacement cost, advantageously reduce loss.
Description
Technical field
This utility model belongs to electrical circuitry equipment field, and a kind of assembled insulation being particularly used for isolated switchgear is main
Axle.
Background technology
Shaft insulation is installed and is rotated between framework, and insulation spindle arranges moving contact, be installed to disconnecting switch or
After on load switch equipment, drive insulation spindle by mechanism, drive three-station to drive moving contact and static contact deciliter,
Thus realize combined floodgate, separating brake, ground connection operation.The insulation spindle of conventional most of integrated injection moldings, due to alternate electrically away from
From the requirement with electric creep distance, integral type insulation spindle length is longer, and development difficulty and manufacturing cost for mould are bigger.
Utility model content
This utility model is in order to solve above-mentioned problems of the prior art, and this utility model provides a kind of assembled
Insulation spindle, it is possible to carry out splicing the function meeting integral type insulation spindle by mutually isostructural main axle unit, it is achieved three works
The combined floodgate of position, separating brake, ground connection operation, compare integral type insulation spindle and reduce the development cost of mould, be conducive to batch production
Use.
The concrete technical scheme that this utility model uses is:
A kind of assembled insulation spindle, including main shaft body, main shaft body is provided with moving contact, described main shaft body
For split-type structural, structure includes the mutually isostructural main axle unit of at least two, each main axle unit is respectively arranged with dynamic
Contact, the two ends of main axle unit are respectively provided with spindle nose and axle sleeve, and adjacent main axle unit is fixed with axle sleeve grafting by spindle nose, main
The two ends of axle body are also respectively provided with grafting termination.
Described grafting termination includes the unsettled axle sleeve one of grafting male and grafting female, grafting male and main shaft body
End grafting is fixed, and grafting male includes the first axle head of column structure and the public affairs of the column structure with the axle sleeve grafting of main axle unit
Head connection post, unsettled spindle nose one end grafting of grafting female and main shaft body fixes, and grafting female includes the of column structure
Two axle heads and the female adapter sleeve of the tube-in-tube structure with the spindle nose grafting of main axle unit.
Described spindle nose is column structure, and axle sleeve has the tube-in-tube structure of cavity, the shape of the cavity in axle sleeve and axle in being
The shape of head is suitable.
The vertical direction cross sectional shape of described spindle nose and axle sleeve is identical, and is regular hexagon structure.
The axis of described spindle nose is arranged with the axis collinear of axle sleeve.
Being connected by installing rack between described spindle nose and axle sleeve, installing rack is hollow platy structure, described moving contact
Run through and be arranged in installing rack.
The lower end of described moving contact is provided with bolt connection piece.
The arranged on left and right sides of described installing rack is respectively arranged with the rice inside the reinforcement of structure triangular in shape and reinforcement
Font liner muscle.
Described spindle nose and axle sleeve lateral surface are all set with the many groups of insulation grid being parallel to each other.
The beneficial effects of the utility model are:
This utility model, uses the main axle unit with spindle nose and axle sleeve structure to splice, it is possible to meet insulation spindle
Use requirement, compare integral type insulation spindle, reduce size and the complexity of workpiece, the exploitation reducing mould becomes
This, main axle unit can assemble flexibly according to required station quantitative requirement, be conducive to producing use in batches, only need to change damage when safeguarding
Bad corresponding main axle unit, decreases and safeguards replacement cost, advantageously reduce loss.
Accompanying drawing explanation
Fig. 1 is the structural representation of main axle unit；
Fig. 2 is the structural representation after this utility model assembles；
Fig. 3 is installing rack in main axle unit, spindle nose and the schematic diagram of axle sleeve part；
Fig. 4 is the schematic diagram of grafting male；
Fig. 5 is the schematic diagram of grafting female；
In accompanying drawing, 1, moving contact, 2, spindle nose, 3, axle sleeve, 4, installing rack, 5, bolt connection piece, 6, reinforcement, 7, insulated gate
Sheet, the 8, first axle head, the 9, second axle head, 10, male connect post, 11, the female adapter sleeve of tube-in-tube structure.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail:
Specific embodiment is as in figure 2 it is shown, this utility model one assembled insulation spindle, and including main shaft body, main shaft is originally
Being provided with moving contact 1 on body, described main shaft body is split-type structural, and structure includes the mutually isostructural main shaft of at least two
Unit, as shown in Figure 1, Figure 3, each main axle unit is respectively arranged with moving contact 1, and the two ends of main axle unit are respectively provided with spindle nose
2 and axle sleeve 3, adjacent main axle unit is fixed with axle sleeve 3 grafting by spindle nose 2, and the two ends of main shaft body are also respectively provided with slotting
Connect termination.Described grafting termination includes grafting male as shown in Figure 4 and grafting female as shown in Figure 5, grafting male with
Unsettled axle sleeve 3 one end grafting of main shaft body is fixed, and grafting male includes the first axle head 8 and and the main axle unit of column structure
The male of column structure of axle sleeve 3 grafting connect post 10, unsettled spindle nose 2 one end grafting of grafting female and main shaft body is solid
Fixed, grafting female includes the second axle head 9 of column structure and is connected with the female of the tube-in-tube structure of spindle nose 2 grafting of main axle unit
Set 11.Insulation spindle connects the female adapter sleeve 11 of post 10 and the tube-in-tube structure in grafting female by the male in grafting male
It is arranged on the base of disconnecting switch or load switch equipment so that insulation spindle coordinates with base rotation, each moving contact 1
It is connected with the cable connector of major loop, drives insulation spindle to rotate by mechanism, it is achieved moving contact 1 and disconnecting switch or load
Static contact contact in switch or separation, complete the control of circuit, use the main axle unit of Split type structure design, by before
After body formula insulation spindle changes split into, workpiece size reduces, complexity reduces, and reduces the research and development manufacturing cost of mould, favorably
In mass production, it is simple to the maintenance in later stage and replacing.
Further, described spindle nose 2 is column structure, and axle sleeve 3 has the tube-in-tube structure of cavity, the sky in axle sleeve 3 in being
The shape in chamber is suitable with the shape of spindle nose 2.Described spindle nose 2 and the vertical direction cross sectional shape of axle sleeve 3 are identical, and are just
Hexagonal structure.Due to the characteristic that hexahedron structure is symmetrical, when insulation spindle spinning movement, each main axle unit and axle
Head, shaft room force dispersion on six faces of grafting, make insulation spindle entirety stressing conditions more stable.
Further, in order to ensure the linearity of insulation spindle after installing, the axis of described spindle nose 2 and the axle of axle sleeve 3
Line conllinear is arranged.
Further, the main axle unit of isolated insulation main shaft uses bridge type structure, i.e. described spindle nose 2 and axle sleeve 3 it
Between connect by installing rack 4, installing rack 4 is hollow platy structure, and described moving contact 1 runs through and is arranged in installing rack 4, quite
One layer of insulant, reinforced insulation it is coated with outside the conductor of each moving contact.Main axle unit global shape uses bridge
Beam type arch design, disperses stress along cambered surface, it is ensured that overall stress equalization；The method utilizing topological optimization, described installation
The arranged on left and right sides of frame 4 is respectively arranged with the rice font liner muscle inside the reinforcement 6 of structure triangular in shape and reinforcement 6, saves
Structural strength is ensure that while material.The chamfered that corner angle and edge are carried out, prevents stress from excessively concentrating and causing
Damage.
Further, moving contact 1 is connected with major loop cable for convenience, and the lower end of described moving contact 1 is provided with spiral shell
Tether fitting 5.
Further, creepage in order to avoid producing between adjacent phase, described spindle nose 2 and axle sleeve 3 lateral surface are all set with
There are the many groups of insulation grid 7 being parallel to each other.Extend creep age distance by insulation grid 7, prevent creepage phenomenon from occurring.
As shown in Figure 1, Figure 2, shown in Fig. 3, the liner muscle of the rice font arranged between reinforcement 6 and installing plate 4 side,
Insulation spindle carries out splitting or integrating lock operation, and installing plate 4 exists impact, and the liner muscle of rice font and reinforcement 6 strengthen installing plate jointly
The intensity of 4, it is possible to ensure the reliability of installing plate 4 during impact, the problem prevent fracture, damaging occurs.
PA6+GF, this material reusable edible, environmental protection is selected in material of the present utility model.PA6 has thermoplastic
Property, the characteristic such as lightweight, good toughness, wearability, chemicals-resistant and good endurance, after adding the GF of 30%, the mechanical property of PA, chi
Very little stability, thermostability, ageing-resistant performance are significantly improved.
Claims (9)
1. an assembled insulation spindle, including main shaft body, main shaft body is provided with moving contact (1), it is characterised in that: institute
The main shaft body stated is split-type structural, and structure includes the mutually isostructural main axle unit of at least two, on each main axle unit
Being respectively arranged with moving contact (1), the two ends of main axle unit are respectively provided with spindle nose (2) and axle sleeve (3), adjacent main axle unit by
Spindle nose (2) is fixed with axle sleeve (3) grafting, and the two ends of main shaft body are also respectively provided with grafting termination.
A kind of assembled insulation spindle the most according to claim 1, it is characterised in that: described grafting termination includes grafting
Male and grafting female, unsettled axle sleeve (3) one end grafting of grafting male and main shaft body fixes, and grafting male includes cylinder
First axle head (8) of structure and be connected post (10), grafting female with the male of the column structure of axle sleeve (3) grafting of main axle unit
Unsettled spindle nose (2) one end grafting with main shaft body is fixed, grafting female include column structure the second axle head (9) and with master
The female adapter sleeve (11) of the tube-in-tube structure of spindle nose (2) grafting of axle unit.
A kind of assembled insulation spindle the most according to claim 1, it is characterised in that: described spindle nose (2) is column knot
Structure, axle sleeve (3) has the tube-in-tube structure of cavity in being, the shape of the cavity in axle sleeve (3) is suitable with the shape of spindle nose (2).
A kind of assembled insulation spindle the most according to claim 1, it is characterised in that: described spindle nose (2) and axle sleeve (3)
Vertical direction cross sectional shape identical, and be regular hexagon structure.
A kind of assembled insulation spindle the most according to claim 1, it is characterised in that: the axis of described spindle nose (2) with
The axis collinear of axle sleeve (3) is arranged.
A kind of assembled insulation spindle the most according to claim 1, it is characterised in that: described spindle nose (2) and axle sleeve (3)
Between connect by installing rack (4), installing rack (4) is hollow platy structure, and described moving contact (1) runs through and is arranged on installing rack
(4) in.
A kind of assembled insulation spindle the most according to claim 6, it is characterised in that: the lower end of described moving contact (1)
It is provided with bolt connection piece (5).
A kind of assembled insulation spindle the most according to claim 6, it is characterised in that: described installing rack (4) left and right
Both sides are respectively arranged with reinforcement (6) and the rice font liner muscle of reinforcement (6) inner side of structure triangular in shape.
9. according to a kind of assembled insulation spindle described in any claim in claim 1 to 6, it is characterised in that: described
Spindle nose (2) and axle sleeve (3) lateral surface be all set with the many groups of insulation grid (7) being parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620553130.2U CN205810596U (en) | 2016-06-08 | 2016-06-08 | A kind of assembled insulation spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620553130.2U CN205810596U (en) | 2016-06-08 | 2016-06-08 | A kind of assembled insulation spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205810596U true CN205810596U (en) | 2016-12-14 |
Family
ID=58141647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620553130.2U Active CN205810596U (en) | 2016-06-08 | 2016-06-08 | A kind of assembled insulation spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205810596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106683915A (en) * | 2017-02-15 | 2017-05-17 | 益和电气集团股份有限公司 | Insulation spindle and load switch |
-
2016
- 2016-06-08 CN CN201620553130.2U patent/CN205810596U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106683915A (en) * | 2017-02-15 | 2017-05-17 | 益和电气集团股份有限公司 | Insulation spindle and load switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180613 Address after: 201306 building 10, No. 99 West Road, Nanhui new town, Pudong New Area, Shanghai Patentee after: CHINA ELECTRIC POWER CONSTRUCTION GROUP EQUIPMENT INSTITUTE CO., LTD. Address before: 056004 power plant street, No. 33, Handan, Hebei Patentee before: Hebei Electric Power Equipment Co., Ltd. |
|
| TR01 | Transfer of patent right |