CN205051012U - A shielding contact and mounting structure for pipe type cable - Google Patents
A shielding contact and mounting structure for pipe type cable Download PDFInfo
- Publication number
- CN205051012U CN205051012U CN201520298549.3U CN201520298549U CN205051012U CN 205051012 U CN205051012 U CN 205051012U CN 201520298549 U CN201520298549 U CN 201520298549U CN 205051012 U CN205051012 U CN 205051012U
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- China
- Prior art keywords
- contact
- pipe type
- type cable
- shielding
- steel pipe
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a structure of contact terminal for the pipe type cable, specifically speaking are shielding contacts that is used for pipe type cable, belong to high -voltage switch electrical equipment technical field. It includes that one end opens one end confined tubular structure's base member, the closed surface's of base member rear end sets up to the contact surface, is provided with the spring in the inner chamber of base member and touches and indicate the installation slot, and the spring touches and indicates that the mounting groove inslot installs the spring and touch the finger, and the closed surface's of base member center is provided with the mounting hole, installation uide pin in the mounting hole. After adopting foretell structure, not only solve reliable electrical connection problem between inside through -flow conductor of pipe type cable and the insulator center conductor, changed the field distribution of insulator with center conductor coupling part in addition, played uniform electric field's effect to improved the economic nature of the quality reliability and the product of product, its simple structure, simple to operate, the operation is reliable and with low costs, the security is high.
Description
Technical field
The utility model relates to a kind of steel pipe type cable structure of contact terminal, and specifically a kind of shielding contact for steel pipe type cable and mounting structure, belong to high-voltage switch gear technical field of electric equipment.
Background technology
Steel pipe type cable is that a kind of mounting means is comparatively flexible, and the current delivery equipment that security reliability is high is overhead transmission line and cable effectively supplementing in some Special use occasion, obtains in recent decades and develop widely and apply in the evolution of power industry.All to be interconnected according to requirement of engineering by standard cell to form in steel pipe type cable engineer applied, and standard cell relies on insulator to carry out air chamber segmentation and the through-flow conductor in centre of support each other, this structure makes Electric Field Distribution more complicated near insulator and central through-flow conductor contact part.
Existing solution uses Mume flower contact syndeton form connecting insulator center conductor and through-flow conductor, realizes electrically conducting, traditional this syndeton mode complex structure, number of spare parts is many, potential safety hazard increases thereupon, and cost is high, installs also comparatively complicated; The limitation of its structure itself makes its non-uniform electric, poor stability simultaneously, and along with getting more and more of steel pipe type cable engineer applied, product quality reliability and economy more and more cause the attention of producer and user.
Summary of the invention
The technical problems to be solved in the utility model is to provide that a kind of structure is simple, easy for installation, reliable, Electric Field Distribution evenly and the shielding contact for steel pipe type cable that cost is low, fail safe is high and mounting structure.
In order to solve the problems of the technologies described above, the shielding contact for steel pipe type cable of the present utility model, comprises the matrix of the tubular construction that open at one end one end is closed; The rear end of the sealing surface of matrix is set to contact-making surface, and be provided with spring touch finger in the inner chamber of matrix and install groove, spring touch finger is installed in groove and is provided with spring touch finger, and the center of the sealing surface of matrix is provided with installing hole, installs guide finger in installing hole.
Have guide ring in the inner chamber of described matrix and install groove, guide ring is installed in groove and is provided with guide ring.
Described matrix outer surface is set to smooth curved surface.
A kind of mounting structure of the shielding contact for steel pipe type cable, comprise two shielding contacts of supporting setting, inserts is provided with between two contact-making surfaces of two shielding contacts, inserts is shielded contact be all fixedly connected with by securing member with two, the openend of two shielding contacts inserts through-flow conductor respectively, the inner side end of through-flow conductor is provided with through hole, and guide finger can be inserted in the through hole of through-flow conductor.
Outside described inserts, insulator is installed.
After adopting above-mentioned structure, not only solve reliable electric connectivity problem between the inner through-flow conductor of steel pipe type cable and insulator center conductor, and have also been changed the Electric Field Distribution of insulator and center conductor coupling part, play the effect of uniform electric field, thus improve the reliability of product and the economy of product, its structure is simple, easy for installation, reliable and cost is low, security reliability is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shielding contact for steel pipe type cable of the present utility model;
Fig. 2 is the mounting structure schematic diagram of the shielding contact for steel pipe type cable of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the shielding contact for steel pipe type cable of the present utility model is described in further detail.
As shown in the figure, shielding contact for steel pipe type cable of the present utility model, comprise the matrix 1 of tubular construction, the side of the wherein side of matrix 1 opens wide, the side of side is blind end in addition, blind end has fastener receptacles, can be achieved a fixed connection with the conductor that need be connected by fastener receptacles with securing member, thus realize electrically conducting; The outboard end of blind end is set to the contact-making surface 2 that can be fixedly connected with inserts 8, the spring touch finger being provided with multiple annular in the inner chamber of matrix 1 installs groove 3, each spring touch finger installs the spring touch finger 4 being all provided with many contact points in groove 3, and spring touch finger mostly is cobalt two beryllium-bronze material; Spring touch finger installs the electrically conducting that groove 3 realizes shielding contact and through-flow conductor, the quantity that spring touch finger installs groove 3 can be determined according to the size of steel pipe type cable electric current, contact-making surface 2 and spring touch finger are installed in groove 3 silver-plated, the center of the sealing surface of matrix 1 is also provided with guide finger installing hole, in installing hole, guide finger 5 is installed, also have guide ring in the inner chamber of matrix 1 and groove 6 is installed, guide ring is installed in groove 6 and is provided with guide ring 7, guide ring 7 is convenient to the connection of through-flow conductor, guarantees even contact that is through-flow and spring touch finger simultaneously; Guide finger 5 not only can play the effect of fixed mask contact, can also guarantee together with guide ring 7 the through-flow conductor be inserted therein be in center and with spring touch finger 4 even contact; Matrix 1 outer surface is set to smooth curved surface, and general outline shape is determined according to Finite element analysis results, and surface must smooth, impulse-free robustness and scratches visible, plays the effect of uniform electric field.
A mounting structure for the above-mentioned shielding contact for steel pipe type cable, comprises the shielding contact of the supporting setting of many covers, and often cover shielding contact has two; Inserts 8 is provided with between the contact-making surface 2 of two shielding contacts often in cover shielding contact, inserts 8 is shielded contact be all fixedly connected with by securing member 9 with two, the openend of two shielding contacts inserts through-flow conductor 10 respectively, the inner side end of through-flow conductor 10 is provided with through hole, guide finger 5 can be inserted in the through hole of through-flow conductor 10, is provided with insulator 11 outside inserts 8.
As shown in Figure 2, in engineer applied, first spring touch finger 4, guide ring 7 can be loaded the relevant position that two shield contacts, then with set bolt 9 and guide finger 5, the shielding contact assembled is fixed on the center inserts 8 of insulator 11 concave surface, make it to be connected reliable connection with the center inserts 8 of insulator 11, and guide finger 5 can play good guide effect; Last insertion gently by through-flow conductor 10 on request shields in contact, Compress Spring fingertip 4 installs groove internal strain at spring touch finger, make it with through-flow conductor 10, shield contact close contact, realize electrically conducting, at this moment guide finger 5 and guide ring 7 can make conductor 10 in a circumferential direction with spring touch finger 4 even contact, thus complete the assembling of insulator left part.Assemble the part on the right side of insulator by same method, first with set bolt 9 and guide finger 5, the shielding contact assembled has been contained on the center inserts 8 of insulator 11 convex surface, made it to reach with the center inserts 8 of insulator 11 to be electrically reliably connected; Then inserted gently by through-flow conductor 10 on request in shielding contact, Compress Spring fingertip 4 installs groove internal strain at spring touch finger, makes it with through-flow conductor 10, shields contact close contact, realize electrically conducting.
In engineering operation, alternating current first can flow into the shielding contact in left side from the spring touch finger 4 of through-flow conductor 10 in the shielding contact in left side, then the center inserts 8 of insulator 11 is entered by the contact-making surface of the shielding contact in left side, again enter right side shielding contact by the contact-making surface of the shielding contact on right side, enter through-flow conductor 10 finally by the spring touch finger 4 in right side shielding contact, complete the transmission of this section of alternating current; Equally, alternating current also first can flow into the shielding contact on right side from the spring touch finger 4 of through-flow conductor 10 in the shielding contact on right side according to requirement of engineering, then the center inserts 8 of insulator 11 is entered by the contact-making surface of the shielding contact on right side, the shielding contact in left side is again entered by the contact-making surface of the shielding contact in left side, enter through-flow conductor 10 finally by the spring touch finger 4 in the shielding contact in left side, complete the transmission of this section of alternating current.
Claims (5)
1., for a shielding contact for steel pipe type cable, comprise the matrix (1) of the tubular construction that open at one end one end is closed; The rear end of the sealing surface of described matrix (1) is set to contact-making surface (2), be provided with spring touch finger in the inner chamber of described matrix (1) and groove (3) is installed, spring touch finger is installed in groove (3) and is provided with spring touch finger (4), the center of the sealing surface of described matrix (1) is provided with installing hole, installs guide finger (5) in installing hole.
2. according to the shielding contact for steel pipe type cable according to claim 1, it is characterized in that: have guide ring in the inner chamber of described matrix (1) and install groove (6), guide ring is installed in groove (6) and is provided with guide ring (7).
3. according to the shielding contact for steel pipe type cable according to claim 1, it is characterized in that: described matrix (1) outer surface is set to smooth curved surface.
4. one kind as claimed in claim 2 for the mounting structure of the shielding contact of steel pipe type cable, it is characterized in that: two the shielding contacts comprising supporting setting, inserts (8) is provided with between two contact-making surfaces (2) of two shielding contacts, described inserts (8) is shielded contact be all fixedly connected with by securing member (9) with two, the openend of described two shielding contacts inserts through-flow conductor (10) respectively, the inner side end of through-flow conductor (10) is provided with through hole, described guide finger (5) can be inserted in the through hole of through-flow conductor (10).
5. according to the mounting structure of the shielding contact for steel pipe type cable according to claim 4, it is characterized in that: described inserts (8) has the insulator (11) that to pour into an integrated entity with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520298549.3U CN205051012U (en) | 2015-05-11 | 2015-05-11 | A shielding contact and mounting structure for pipe type cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520298549.3U CN205051012U (en) | 2015-05-11 | 2015-05-11 | A shielding contact and mounting structure for pipe type cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205051012U true CN205051012U (en) | 2016-02-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520298549.3U Expired - Fee Related CN205051012U (en) | 2015-05-11 | 2015-05-11 | A shielding contact and mounting structure for pipe type cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205051012U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058494A (en) * | 2016-07-18 | 2016-10-26 | 平高集团有限公司 | Tubular busbar connection structure |
| CN110034509A (en) * | 2019-03-26 | 2019-07-19 | 河南平高电气股份有限公司 | A kind of electric switch and its conduction connecting structure |
| CN112086786A (en) * | 2020-07-07 | 2020-12-15 | 国家电网有限公司 | Conducting rod, gas-insulated metal-enclosed switchgear and transmission line |
-
2015
- 2015-05-11 CN CN201520298549.3U patent/CN205051012U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058494A (en) * | 2016-07-18 | 2016-10-26 | 平高集团有限公司 | Tubular busbar connection structure |
| CN106058494B (en) * | 2016-07-18 | 2019-04-19 | 平高集团有限公司 | A kind of pipe bus connection structure |
| CN110034509A (en) * | 2019-03-26 | 2019-07-19 | 河南平高电气股份有限公司 | A kind of electric switch and its conduction connecting structure |
| CN112086786A (en) * | 2020-07-07 | 2020-12-15 | 国家电网有限公司 | Conducting rod, gas-insulated metal-enclosed switchgear and transmission line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 |