CN209487786U - A kind of insulated connectors - Google Patents
A kind of insulated connectors Download PDFInfo
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- CN209487786U CN209487786U CN201920635644.6U CN201920635644U CN209487786U CN 209487786 U CN209487786 U CN 209487786U CN 201920635644 U CN201920635644 U CN 201920635644U CN 209487786 U CN209487786 U CN 209487786U
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- insulation protection
- protection cylinder
- wall
- insulation
- insulating base
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Abstract
The utility model discloses a kind of insulated connectors, including insulating base (1), electrode mounting hole (2) are provided on the insulating base (1), it is characterized by: one end of the insulating base (1) has extended outward to form the first insulation protection cylinder (3), at least one layer of second insulation protection cylinder (4) is threaded with by what is protruded on the outer wall of the first insulation protection cylinder (3), the first air insulation clearance is formed between the inner wall and electrode of the first insulation protection cylinder (3), the second air insulation clearance is formed between the outer wall of the first insulation protection cylinder (3) and the inner wall of the second insulation protection cylinder (4).The utility model has the advantages that insulated connectors protect barrel structure using multilayer insulation, creepage distance can be significantly improved, even if also only outermost one layer of pollution is relatively serious, and middle layer is able to maintain relative clean state, so that it is guaranteed that insulating properties under special applications scene.
Description
Technical field
The utility model relates to the attachment devices in a kind of electrical equipment, specifically, being a kind of insulated connectors.
Background technique
In the electrical apparatus, in order to ensure operating normally safely, the insulation performance of insulated connecting device is most important.Tradition
Insulated connectors generally use pillar insulator, one kind as disclosed in Chinese patent 201721872628.6, which can increase, climbs electricity
The pillar insulator of distance often adds full skirt in insulator surface to increase creepage distance.
But its existing technological deficiency is:
Existing insulator structure generallys use single layer designs, although the full skirt added can increase creepage distance, answers
When used in special applications scene (such as electrostatic precipitation, fume purifying etc.), since the surface of insulator is easy contaminated, insulating properties
It can be difficult to be met.
Utility model content
In view of the deficiencies of the prior art, the purpose of the utility model is to provide a kind of insulated connectors, by insulator
Structure improve, so that it is not only can increase creepage distance, but also be able to satisfy the application demand of adverse circumstances, avoid because surface is dirty
It contaminates and reduces insulation performance.
To achieve the goals above, specific technical solution used by the utility model is as follows:
A kind of insulated connectors, including insulating base (1) are provided with electrode mounting hole (2) on the insulating base (1), crucial
Be: one end of the insulating base (1) has extended outward to form the first insulation protection cylinder (3), in the first insulation protection cylinder
(3) it is threaded at least one layer of second insulation protection cylinder (4) by what is protruded on outer wall, in the first insulation protection cylinder
(3) the first air insulation clearance is formed between inner wall and electrode, in the outer wall of the first insulation protection cylinder (3) and described the
The second air insulation clearance is formed between the inner wall of two insulation protection cylinders (4).
Optionally, the electrode mounting hole in the insulating base (1) is through-hole, is arranged in the other end of the insulating base (1)
There are locking nut mounting groove (5).
Optionally, it is provided on the insulating base (1) corresponding convex with the second insulation protection cylinder (4) end wall
(6), mounting plate grasping part is formed between the boss (6) and the end wall of the second insulation protection cylinder (4).
Optionally, the electrode mounting hole in the insulating base (1) is threaded hole, is set in the other end of the insulating base (1)
It is equipped with threaded connection section.
Optionally, the first bulge loop (7) are provided on the outer wall of the first insulation protection cylinder (3).
Optionally, the second bulge loop (8) are respectively arranged on the both ends inner wall of the second insulation protection cylinder (4).
Optionally, the screw thread on the first insulation protection cylinder (3) outer wall is arranged on third bulge loop (9), and described second
Screw thread on insulation protection cylinder (4) inner wall is arranged on the 4th bulge loop (10).
Optionally, the third bulge loop (9) is located at the middle part of the first insulation protection cylinder (3), the 4th bulge loop (10) position
In the middle part of the second insulation protection cylinder (4).
Optionally, the first insulation protection cylinder (3) and the second insulation protection cylinder (4) are cylindrical.
The remarkable result of the utility model is:
Insulated connectors protect barrel structure using multilayer insulation, and creepage distance can be significantly improved, even if in spy
Under different application scenarios, also only outermost one layer of pollution is relatively serious, and middle layer is able to maintain relative clean state, so that it is guaranteed that absolutely
Edge.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of insulated connectors in embodiment 1；
Fig. 2 is the structural schematic diagram of insulated connectors in embodiment 2；
Fig. 3 is the structural schematic diagram of insulated connectors in embodiment 3；
Fig. 4 is the usage state diagram of the utility model.
Specific embodiment
Specific embodiment of the present utility model and working principle are described in further detail with reference to the accompanying drawing.
Embodiment 1:
As shown in Figure 1, the present embodiment provides a kind of insulated connectors, including insulating base 1, it is provided on the insulating base 1
Electrode mounting hole 2, one end of the insulating base 1 have extended outward to form the first insulation protection cylinder 3, in first insulation protection
By the second insulation protection of threaded connection cylinder 4 of protrusion on the outer wall of cylinder 3, when it is implemented, 3 He of the first insulation protection cylinder
The second insulation protection cylinder 4 is cylindrical, and the internal diameter of the first insulation protection cylinder 3 is greater than the outer diameter of electrode, so that described the
The first air insulation clearance is formed between the inner wall and electrode of one insulation protection cylinder 3.Likewise, the second insulation protection cylinder 4 is interior
Diameter is greater than the outer diameter of the first insulation protection cylinder 3, thus outer wall and second insulation protection in the first insulation protection cylinder 3
The second air insulation clearance is formed between the inner wall of cylinder 4.Creepage distance in order to further increase, in the first insulation protection cylinder
It is provided with the first bulge loop 7 on 3 outer wall, is respectively arranged with the second bulge loop on the both ends inner wall of the second insulation protection cylinder 4
8, pollutant can also be reduced into second air insulation clearance, reducing to the by the second bulge loop 8 that end is arranged
The pollution of the outer wall of the inner wall of two insulation protection cylinders 4 and the first insulation protection cylinder 3.
For the ease of the installation of electrode, as seen in Figure 1, the electrode mounting hole in the insulating base 1 is through-hole,
The other end of the insulating base 1 is provided with locking nut mounting groove 5.
For the ease of the fixation of insulating base 1, it is provided on the insulating base 1 and 4 end wall of the second insulation protection cylinder
Corresponding boss 6 forms mounting plate grasping part between the boss 6 and the end wall of the second insulation protection cylinder 4.Thus
Since, insulating base 1 can intert on a mounting board, and it is moved towards boss 6 by rotating the second insulation protection cylinder 4, until
The two will install board clamping.
In order to ensure having enough clearance for insulations between the first insulation protection cylinder 3 and the second insulation protection cylinder 4, described the
Screw thread on one insulation protection cylinder, 3 outer wall is arranged on third bulge loop 9, and the screw thread on 4 inner wall of the second insulation protection cylinder is set
It sets on the 4th bulge loop 10.
As seen in Figure 1, as most preferred embodiment, the third bulge loop 9 is located in the first insulation protection cylinder 3
Portion, the 4th bulge loop 10 are located at the middle part of the second insulation protection cylinder 4.By the design to screw thread installation site, so that
The threaded connection place of first insulation protection cylinder 3 and the second insulation protection cylinder 4 is located at middle part, it is ensured that rear and front end is provided with a spacing
From air insulation clearance, promoted insulation performance.
Embodiment 2:
As shown in Fig. 2, to essentially consist in the structure of insulating base 1 different for the present embodiment and the difference of embodiment 1, in the present embodiment
Electrode mounting hole in insulating base 1 is threaded hole, and the other end of the insulating base 1 is provided with threaded connection section.
It designs in this way, insulating base 1 can directly be connected through a screw thread section and fix on a mounting board, and electrode is also by spiral shell
Line connection type is plugged on insulating base 1, and structure is more convenient.
Embodiment 3:
As shown in figure 3, the present embodiment is on the basis of embodiment 1, the number of plies by adding insulation protection cylinder is climbed to be promoted
Electrical distance, as seen in Figure 3, according to the connection type of the second insulation protection cylinder 4, in the second insulation protection cylinder 4
Third insulation protection cylinder 4 ' is also connected on outer wall.
As shown in figure 4, in the specific application process, generally use embodiment 1 and 2 two ways of embodiment is used cooperatively,
Insulated connectors shown in embodiment 1 are fixed on the first mounting plate 11, are fixed shown in embodiment 2 on the second mounting plate 12
Insulated connectors, 13 one end of electrode are threadedly attached in electrode mounting hole, and the other end of electrode 13 passes through
As shown in the figure, the other end of electrode 13 is by being fixed on, since electrode passes through the locking in locking nut mounting groove 5
Nut 14 is fixed, after electrode 13 is powered, can effectively ensure the insulating properties between the first mounting plate 11 and the second mounting plate 12
Can, to realize safe and stable operation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. a kind of insulated connectors, including insulating base (1), electrode mounting hole (2), feature are provided on the insulating base (1)
Be: one end of the insulating base (1) has extended outward to form the first insulation protection cylinder (3), in the first insulation protection cylinder
(3) it is threaded at least one layer of second insulation protection cylinder (4) by what is protruded on outer wall, in the first insulation protection cylinder
(3) the first air insulation clearance is formed between inner wall and electrode, in the outer wall of the first insulation protection cylinder (3) and described the
The second air insulation clearance is formed between the inner wall of two insulation protection cylinders (4).
2. insulated connectors according to claim 1, it is characterised in that: the electrode mounting hole in the insulating base (1) is
Through-hole is provided with locking nut mounting groove (5) in the other end of the insulating base (1).
3. insulated connectors according to claim 2, it is characterised in that: be provided on the insulating base (1) with it is described
The corresponding boss (6) of second insulation protection cylinder (4) end wall, the end wall of the boss (6) and the second insulation protection cylinder (4)
Between formed mounting plate grasping part.
4. insulated connectors according to claim 1, it is characterised in that: the electrode mounting hole in the insulating base (1) is
Threaded hole is provided with threaded connection section in the other end of the insulating base (1).
5. insulated connectors according to claim 1 to 4, it is characterised in that: the first insulation protection cylinder (3)
The first bulge loop (7) are provided on outer wall.
6. insulated connectors according to claim 1 to 4, it is characterised in that: the second insulation protection cylinder (4)
The second bulge loop (8) are respectively arranged on the inner wall of both ends.
7. insulated connectors according to claim 1 to 4, it is characterised in that: the first insulation protection cylinder (3) is outside
Screw thread on wall is arranged on third bulge loop (9), and the screw thread on the second insulation protection cylinder (4) inner wall is arranged in the 4th bulge loop
(10) on.
8. insulated connectors according to claim 7, it is characterised in that: the third bulge loop (9) is located at the first insulation and protects
The middle part of casing (3), the 4th bulge loop (10) are located at the middle part of the second insulation protection cylinder (4).
9. insulated connectors according to claim 1, it is characterised in that: the first insulation protection cylinder (3) and described
Two insulation protection cylinders (4) are cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920635644.6U CN209487786U (en) | 2019-05-06 | 2019-05-06 | A kind of insulated connectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920635644.6U CN209487786U (en) | 2019-05-06 | 2019-05-06 | A kind of insulated connectors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209487786U true CN209487786U (en) | 2019-10-11 |
Family
ID=68135814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920635644.6U Active CN209487786U (en) | 2019-05-06 | 2019-05-06 | A kind of insulated connectors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209487786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326229A (en) * | 2022-01-06 | 2022-04-12 | 重庆臻宝实业有限公司 | Lower electrode structure capable of effectively preventing Arcing and mounting method thereof |
-
2019
- 2019-05-06 CN CN201920635644.6U patent/CN209487786U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326229A (en) * | 2022-01-06 | 2022-04-12 | 重庆臻宝实业有限公司 | Lower electrode structure capable of effectively preventing Arcing and mounting method thereof |
| CN114326229B (en) * | 2022-01-06 | 2022-09-20 | 重庆臻宝实业有限公司 | Lower electrode structure capable of effectively preventing Arcing and mounting method thereof |
| WO2023130536A1 (en) * | 2022-01-06 | 2023-07-13 | 重庆臻宝实业有限公司 | Lower electrode structure capable of effectively preventing arcing and mounting method therefor |
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