CN203491205U - An electrical contact coupler used for oil-immersed fuse - Google Patents
An electrical contact coupler used for oil-immersed fuse Download PDFInfo
- Publication number
- CN203491205U CN203491205U CN201320578036.9U CN201320578036U CN203491205U CN 203491205 U CN203491205 U CN 203491205U CN 201320578036 U CN201320578036 U CN 201320578036U CN 203491205 U CN203491205 U CN 203491205U
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- CN
- China
- Prior art keywords
- support ring
- adapter sleeve
- contact
- contact stud
- pressing 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an electrical contact coupler used for an oil-immersed fuse. The electrical contact coupler can carry out axial plug and pull operations and electrical contact is reliable in elastic connection. The coupler comprises a supporting ring, a conductive spring ring, a connecting sleeve, a contact stud, and a pressing plate. The outer periphery of the supporting ring is provided with a circular groove. The conductive spring ring is arranged in the groove. A turnup at the front end of the connecting sleeve is provided with a plurality of installation holes and the rear portion of the connecting sleeve is a semi-cylinder. The front end face of the contact stud is provided with a plurality of axial thread holes and the section of the semi-cylinder on the rear portion is provided with a pair of transverse thread holes. The cross section of the pressing plate is in an [omega] shape and the lower end face of the pressing plate is provided with a connecting hole. Firstly, the connecting sleeve is inserted into the inner circle of the supporting ring, then the contact stud is arranged on the connecting sleeve in a sleeved mode, and after a plurality of screws sequentially penetrate through the installation holes in the connecting sleeve and through holes in the supporting rings, the screws are in threaded connection with the axial thread holes in the contact stud. After a contact of a fusing element is inserted into an inner hole of the connecting sleeve, the pressing plate is fixed to the rear portion of the contact stud through the screws.
Description
Technical field
The utility model relates to a kind of hookup that electrically contacts for oil fuse.
Background technology
The shell of oil fuse is generally closed cylindrical that can not deformation.The current electric contact plug device that is generally used for fuse is not suitable for oil fuse, mainly contains following several structure:
1) vertically plugging elasticity connects: contact is knife-edge or circle, corresponding to resilient socket, is only applicable to Open architecture;
2) side direction electrically contacts elasticity connection: single load bearing, the poor performance electrically contacting;
3) support ring is overall structure: cost is high, and manufacturability is poor;
4) Mume flower contact: flexible member is positioned at hole, is not suitable for oil fuse;
5) be threaded: fuse member is easily loosening, the poor performance electrically contacting.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, a kind of hookup that electrically contacts for oil fuse is provided, it can radially with the internal chamber wall of conducting ring flexibly close contact realize with conducting ring and electrically contacting reliably, can be fastenedly connected at the contact at axial and fuse member two ends again, the contact of fuse member is installed firmly.
The purpose of this utility model is achieved in that a kind of hookup that electrically contacts for oil fuse, and described fuse comprises the cylinder base of unidirectional opening and is successively set on fusing carrier and the fuse member in base from base openings direction; Described base comprises cylindrical housing and at two conducting rings that are fixed on shell inner cavity wall, described fusing carrier comprises that handle and two are arranged on the hookup that electrically contacts on the contact at fuse member two ends symmetrically, and one of them electrically contacts the front end that hookup is connected to described handle; Describedly electrically contact hookup and comprise a support ring, a power spring circle, an adapter sleeve, a contact stud and a pressing plate; Wherein,
The periphery of described support ring is provided with a circle groove, offers in uniform way some through holes on the surface of this support ring; Described power spring circle is arranged in the groove of described support ring; The external diameter of described adapter sleeve and the inner circle of described support ring are adaptive, and the front end of this adapter sleeve has the flange of offering in uniform way some installing holes on outside and surface, and the rear portion of this adapter sleeve is semicircular cylinder; The internal diameter of described contact stud and the external diameter of described adapter sleeve are adaptive, offer in uniform way some axial threads hole on the front end face of this contact stud, and the rear portion of this contact stud is on section, to offer the semicircular cylinder in a pair of horizontal thread hole; The cross section of described pressing plate is Ω shape, and connecting hole is offered in the horizontal thread hole on the lower surface of this pressing plate on corresponding contact stud;
The mode that described adapter sleeve is arranged in to the front end of described support ring with its flange is inserted the inner circle of support ring, described contact stud is sleeved on described adapter sleeve, by some, through installing hole and the through hole on support ring on adapter sleeve the screw that is threaded in the axial thread hole of contact stud, described adapter sleeve and contact stud are arranged on support ring successively, described pressing plate is arranged on the rear portion of described contact stud and encloses full circle cylinder with the rear portion of adapter sleeve;
Described support ring is located in the inner chamber of described conducting ring coaxially, makes flexibly close contact of the part of the described groove of protrusion of described power spring circle and the internal chamber wall of described conducting ring; The full circle cylinder that the rear portion of described pressing plate and adapter sleeve encloses is held the contact of described fuse member tightly.
The above-mentioned hookup that electrically contacts for oil fuse, wherein, described support ring consists of two annular conductive plates that fit together symmetrically, makes the cross section of the circle groove that has on the periphery of support ring V-shaped, bowl-type or semicircle; Described conductive plate is made by high-intensity conductive material.
The above-mentioned hookup that electrically contacts for oil fuse, wherein, described power spring circle is made by elastic conduction copper cash, and this power spring circle is fixedly connected with by two ends and helical angle becomes the oblique spring stack of a lift angle to form with axis.
The hookup that electrically contacts for oil fuse of the present utility model, for axial plug-in and pull-off device, be applicable to can not deformation circular hole class electrically contact, utilization electrically contacts reliable elasticity connection and carries out axially plug operation, the support ring that utilizes two symmetrical conductive plates that connect to form supports the structure of power spring circle, and cost is low; The contact of fuse member and adapter sleeve are fixedly connected with and can hold tightly by bolt with pressing plate radially, make fuse member install firmly, electrically contact reliable, and the bolt between adapter sleeve and conductive plate has spring washer locking; Between power spring circle and conducting ring, form Multi-contact and be electrically connected to, electrical contact performance is good.Power spring circle provides radial elastic Bonding pressure, spring fatigue resistance function admirable.
Accompanying drawing explanation
Fig. 1 is the structural representation that electrically contacts hookup for oil fuse of the present utility model;
Fig. 2 is the end view of Fig. 1;
Fig. 3 a is the structural representation that electrically contacts the adapter sleeve in hookup of the present utility model;
Fig. 3 b is the vertical view of Fig. 3 a;
Fig. 4 a is the structural representation that electrically contacts the contact stud in hookup of the present utility model;
Fig. 4 b is the vertical view of Fig. 4 a;
Fig. 4 c is the end view of Fig. 4 a;
Fig. 5 is the annexation figure that electrically contacts contact stud, support ring and adapter sleeve in hookup of the present utility model.
Embodiment
In order to understand the technical solution of the utility model better, below by specific embodiment, be also described in detail by reference to the accompanying drawings.
Refer to Fig. 1 and Fig. 2, the hookup that electrically contacts for oil fuse of the present utility model, comprises a support ring 11, a power spring circle 12, an adapter sleeve 13, a contact stud 14 and a pressing plate 15; Wherein:
The inner circle of the external diameter of adapter sleeve 13 and support ring 11 is adaptive, and the front end of this adapter sleeve 13 has outside flange, offers in uniform way four installing holes 130 on the surface of flange, and the rear portion of this adapter sleeve 13 is semicircular cylinder (seeing Fig. 3 a and Fig. 3 b);
The external diameter of the internal diameter of contact stud 14 and adapter sleeve 13 is adaptive, on the front end face of this contact stud 14, offer in uniform way four axial thread holes 141, the rear portion of this contact stud 12 is semicircular cylinder, offers a pair of horizontal thread hole 142(and see Fig. 4 a, Fig. 4 b and Fig. 4 c on the section of this semicircular cylinder);
The cross section of pressing plate 15 is the internal diameter adaptation of Ω shape and internal diameter and adapter sleeve 13, and a pair of connecting hole is offered in the horizontal thread hole on the lower surface of this pressing plate 15 on corresponding contact stud 14;
The mode that first adapter sleeve 13 is arranged in to the front end of support ring 11 with its flange is inserted the inner circle of support ring 11, then contact stud 14 is sleeved on adapter sleeve 13, make the rear portion of contact stud 14 aim at (see figure 5) with the rear portion of adapter sleeve 13, again four screws 16 are connected in the axial thread hole 141 of contact stud 14 through installing hole 130 and the through hole rear thread on support ring 11 on adapter sleeve 13 successively, on four screws 16, be respectively equipped with spring washer locking, then pressing plate 15 is fixed on by two screws 17 on the semicircular cylinder at rear portion of contact stud 14, make pressing plate 15 and the rear portion of adapter sleeve 13 enclose full circle cylinder.
Oil fuse comprises the cylinder base of unidirectional opening and is successively set on fusing carrier and the fuse member in base from base openings direction; Base comprises cylindrical housing 2 and at two conducting rings 3 that are fixed on shell 2 internal chamber walls, fusing carrier comprises that handle 10 and two are arranged on the hookup that electrically contacts on the contact at fuse member two ends symmetrically, and one of them electrically contacts the front end that hookup is connected to handle 10.
Hookup of the present utility model when mounted, first fuse member is arranged on hookup, two screws 17 that are about on pressing plate 15 are unscrewed, then the front end of the contact self-supporting ring 11 of fuse member is inserted in the full circle cylinder that the rear portion by pressing plate 15 and adapter sleeve 13 encloses, again two screws 17 on pressing plate 15 are tightened and the contact of fuse member is held tightly, then by one, electrically contact the front end that hookup is connected to handle 10, finally along with in handle 10 inserted bases, finally utilize the position-limiting action of the seal cover on handle 10, make hookup just in time be positioned at the position of conducting ring 3 and rely on power spring circle 12 to be flexibly closely electrically connected to the internal chamber wall of conducting ring 3.
When fuse member that fuse need to more renew, hookup of the present utility model can axially be extracted base along with handle 10, relies on the compression of power spring circle 12 to leave conducting ring 3 and base.
Hookup of the present utility model is axial plug-in and pull-off device, can radially with the internal chamber wall of conducting ring flexibly close contact realize with conducting ring and electrically contacting reliably, can be fastenedly connected at the contact at axial and fuse member two ends again, the contact of fuse member is installed firmly, solved at circular hole class component that can not deformation and electrically contacted, used reliable elasticity to electrically contact to connect and carry out the axially problem of plug operation.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that not departing from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (3)
1. for the hookup that electrically contacts of oil fuse, described fuse comprises the cylinder base of unidirectional opening and is successively set on fusing carrier and the fuse member in base from base openings direction; Described base comprises cylindrical housing and at two conducting rings that are fixed on shell inner cavity wall, described fusing carrier comprises that handle and two are arranged on the hookup that electrically contacts on the contact at fuse member two ends symmetrically, one of them electrically contacts the front end that hookup is connected to described handle, it is characterized in that, described in electrically contact hookup and comprise a support ring, a power spring circle, an adapter sleeve, a contact stud and a pressing plate;
The periphery of described support ring is provided with a circle groove, offers in uniform way some through holes on the surface of this support ring; Described power spring circle is arranged in the groove of described support ring; The external diameter of described adapter sleeve and the inner circle of described support ring are adaptive, and the front end of this adapter sleeve has the flange of offering in uniform way some installing holes on outside and surface, and the rear portion of this adapter sleeve is semicircular cylinder; The internal diameter of described contact stud and the external diameter of described adapter sleeve are adaptive, offer in uniform way some axial threads hole on the front end face of this contact stud, and the rear portion of this contact stud is on section, to offer the semicircular cylinder in a pair of horizontal thread hole; The cross section of described pressing plate is Ω shape, and connecting hole is offered in the horizontal thread hole on the lower surface of this pressing plate on corresponding contact stud;
The mode that described adapter sleeve is arranged in to the front end of described support ring with its flange is inserted the inner circle of support ring, described contact stud is sleeved on described adapter sleeve, by some, through installing hole and the through hole on support ring on adapter sleeve the screw that is threaded in the axial thread hole of contact stud, described adapter sleeve and contact stud are arranged on support ring successively, described pressing plate is arranged on the rear portion of described contact stud and encloses full circle cylinder with the rear portion of adapter sleeve;
Described support ring is located in the inner chamber of described conducting ring coaxially, makes flexibly close contact of the part of the described groove of protrusion of described power spring circle and the internal chamber wall of described conducting ring; The full circle cylinder that the rear portion of described pressing plate and adapter sleeve encloses is held the contact of described fuse member tightly.
2. the hookup that electrically contacts for oil fuse according to claim 1, it is characterized in that, described support ring consists of two annular conductive plates that fit together symmetrically, makes the cross section of the circle groove that has on the periphery of support ring V-shaped, bowl-type or semicircle; Described conductive plate is made by high-intensity conductive material.
3. the hookup that electrically contacts for oil fuse according to claim 1, it is characterized in that, described power spring circle is made by elastic conduction copper cash, and this power spring circle is fixedly connected with by two ends and helical angle becomes the oblique spring stack of a lift angle to form with axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578036.9U CN203491205U (en) | 2013-09-18 | 2013-09-18 | An electrical contact coupler used for oil-immersed fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578036.9U CN203491205U (en) | 2013-09-18 | 2013-09-18 | An electrical contact coupler used for oil-immersed fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203491205U true CN203491205U (en) | 2014-03-19 |
Family
ID=50262016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320578036.9U Withdrawn - After Issue CN203491205U (en) | 2013-09-18 | 2013-09-18 | An electrical contact coupler used for oil-immersed fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203491205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474304A (en) * | 2013-09-18 | 2013-12-25 | 上海电器陶瓷厂有限公司 | Electrical contact coupler used for oil-immersed fuse |
| CN106848668A (en) * | 2017-04-01 | 2017-06-13 | 河南鑫海电力设备有限公司 | A kind of electrical fitting |
-
2013
- 2013-09-18 CN CN201320578036.9U patent/CN203491205U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474304A (en) * | 2013-09-18 | 2013-12-25 | 上海电器陶瓷厂有限公司 | Electrical contact coupler used for oil-immersed fuse |
| CN103474304B (en) * | 2013-09-18 | 2015-10-21 | 上海电器陶瓷厂有限公司 | A kind of electrical contact coupler for oil fuse |
| CN106848668A (en) * | 2017-04-01 | 2017-06-13 | 河南鑫海电力设备有限公司 | A kind of electrical fitting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140319 Effective date of abandoning: 20151021 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140319 Effective date of abandoning: 20151021 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |