CN201153085Y - Electricity conductive tube for high-voltage switchgear assembly and electric connection device for the tube - Google Patents
Electricity conductive tube for high-voltage switchgear assembly and electric connection device for the tube Download PDFInfo
- Publication number
- CN201153085Y CN201153085Y CNU2008200692553U CN200820069255U CN201153085Y CN 201153085 Y CN201153085 Y CN 201153085Y CN U2008200692553 U CNU2008200692553 U CN U2008200692553U CN 200820069255 U CN200820069255 U CN 200820069255U CN 201153085 Y CN201153085 Y CN 201153085Y
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- Prior art keywords
- contact tube
- axle
- axle sleeve
- hole
- cover plate
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Abstract
The utility model relates to a contact tube and an electrical connection device of the contact tube on a high-voltage switch gear, which comprise a lower contact tube, an upper contact tube and a sensing finger seat sleeved at the lower part of a shaft. A lug boss is arranged at the lower part of the shaft and is assembled in a concave part on the inner wall of a sensing finger seat axle hole; the upper part of a shaft housing is arranged at the upper part of the shaft through a through hole, and the lower part of the shaft housing is positioned at the outside of the sensing finger seat; holes are evenly distributed at the upper part of the shaft housing on the same circumference, and insulated bushes and springs are arranged in the holes; a ball bearing sensing finger is positioned between the shaft housing and the sensing finger seat; the upper end of the shaft housing and the shaft is provided with a cover board which is fixedly connected with the shaft housing; the upper part of the shaft is fixedly connected with the cover board or is fixedly connected with the upper part of the shaft housing; a conductor and the shaft housing are fixed into a whole; the conductor is arranged in the upper contact tube, and the conductor and the upper contact tube are fixedly connected by bolts; the lower contact tube is fixedly connected with the sensing finger seat; a gap exists between the lower head face of the shaft and the outer wall of the lower contact tube. The electrical connection device is not easy to be corrupted; the links with electric-conduction connection are less; the structure is more compact; the effects of electric conducting function and movement transferring function are better.
Description
Technical field:
The utility model relates to the conductive structure on a kind of high-tension power transmission and transformation equipment, relates in particular to a kind of conductive connecting device that is used for high-voltage AC switches equipment.
Background technology
High-voltage alternating current isolating switch in the electric power system mainly acts on: can pass through rated current for a long time during combined floodgate, be that circuit improves obvious visible isolation fracture, easy access and protection during separating brake.Product is according to the characteristics of motion, isolating switches such as collapsible, horizontal rotation type and vertical opening type are arranged on its structure model selection, their main feature is a jockey between the conductive seat that is connected with high-voltage connection terminal and the contact tube (or bar), their version is to adopt conductive strips to add mechanical transmission structure mostly, though it has reliable characteristics.Overall dimension is big, the drawback of conductive strips long term exposure in atmospheric environment but also exist, and therefore this product is neither attractive in appearance, and antiseptic property is poor again.
The applicant had once disclosed a kind of contact tube of high voltage isolator and the arrangements of electric connection of contact tube in application number is 200710189751.2 patent application, in being 200710180574.1 patent application, application number also disclosed the arrangements of electric connection of outdoor high-voltage isolating switch, they all have favorable conductive function and reliable Motion Transmission function, also have aesthetic property and fine antiseptic property preferably, but because the parts that conduction connects are more, the chance of parts heating is more, and structure also owes compact.
Summary of the invention
The purpose of this utility model provide a kind ofly be difficult for being corroded, conducting electricity that the link that connects is few, the arrangements of electric connection of more compact structure, conducting function and the better high-voltage switch gear of Motion Transmission functional effect
The purpose of this utility model is to adopt following technical scheme to realize: the contact tube on the high voltage switchgear and the arrangements of electric connection of contact tube, comprise: following contact tube, last contact tube, fingertip cover for seat are contained in the bottom of axle, boss is arranged at the axle bottom, it is assemblied in the recess of fingertip seat shaft hole inner wall, and both sizes, shape are complementary; Through hole is arranged at the top of axle sleeve, the top of axle sleeve is contained in the top of axle by through hole, and the bottom of axle sleeve is positioned at the outside of fingertip seat, and 3-10 equally distributed hole on same circumference is arranged at axle sleeve top, insulating bushing and spring are housed in each hole, and corresponding with a ball fingertip; The ball fingertip is equipped with cover plate in the upper end of axle sleeve and axle between axle sleeve and fingertip seat, cover plate is fixedlyed connected with axle sleeve; Fixedlying connected with cover plate in axle top or fixedlys connected with axle sleeve top in axle top; Conductor and axle sleeve are solidified as a whole, and conductor is contained in the contact tube, and both are bolted to connection; Following contact tube is fixedlyed connected with the fingertip seat; Gapped between the lower surface of axle and the outer wall of following contact tube.
Through hole is a circular hole, and the top of axle is cylindrical, and two groups of fixing holes are arranged on the cover plate, and cover plate is fixedlyed connected with axle with screw by one group of fixing hole near the center, and cover plate is fixedlyed connected with axle sleeve with screw by deep one group of fixing hole.
The through hole on axle sleeve top is a circular hole, and axle is cylindrical, and axle top fixedlys connected them with through hole by key, and one group of deep fixing hole is arranged on the cover plate, and cover plate is fixedlyed connected with axle sleeve with screw by fixing hole.
The through hole on axle sleeve top is the orthohexagonal endoporus, and axle top is orthohexagonal, and through hole is a tight fit with axle top, and one group of deep fixing hole is arranged on the cover plate, and cover plate is fixedlyed connected with axle sleeve with screw by fixing hole.
The top of fingertip seat is conical, and the ball fingertip is to contact with the taper seat outer wall of fingertip seat.
Described conductor is cylindrical, and the internal diameter size of its outside dimension and last contact tube is complementary.
On the outer wall of described conductor column shape cannelure is arranged.
Between the contact-making surface of cover plate and axle sleeve, be provided with sealing ring.
Between the contact-making surface of cover plate and axle sleeve, be provided with sealing ring.
In the utility model, because in the arrangements of electric connection of high voltage switchgear, axle sleeve not only plays electric action but also play the Motion Transmission effect, cover plate is fixedlyed connected with axle sleeve with axle simultaneously, perhaps axle directly and axle sleeve be connected, realized the Motion Transmission between fingertip seat and the axle sleeve, the outer wall of fingertip seat contacts with the inwall of axle sleeve by the ball fingertip again, realize being electrically connected between fingertip seat and the axle sleeve, therefore cancelled bearing and insulating support, reduced motion link and product component quantity; Simultaneously, conductor and axle sleeve in the insertion in the contact tube are structure as a whole, and have reduced the conduction link again; Upper end in this arrangements of electric connection with cover plate with axle, the ball fingertip is encapsulated in the axle sleeve, simultaneously, between the contact-making surface of cover plate and axle sleeve, be provided with sealing ring, make not only compact conformation of the utility model, and the air conservation ability is strong, the other end of conductive shield inserts in the contact tube in this device in addition, reduced the assembly of this device, its structure is very compact, not only be convenient to the assembling of product, and the position of having reduced the conducting connecting part contact, reduced the chance of heating, make conducting function and Motion Transmission functional effect better, in addition this device be with the ball fingertip as conducting system with relative motion, can effectively realize the conduction and the transmission agency of isolation switch device; And the ball fingertip is arranged in the structure of sealing, has prevented that effectively dust storm and rainwater from entering fingertip inside, has guaranteed that conducting system is difficult for being corroded; Make the life-span of product longer.
Description of drawings:
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the vertical view of embodiment 1 bottom bracket axle;
Fig. 3 is the A-A cross sectional view of Fig. 2;
Fig. 4 is the vertical view at M position among Fig. 1;
Fig. 5 is the vertical view that M position among Fig. 1 of another kind of form fixing hole is arranged on the cover plate;
Fig. 6 is the structural representation of embodiment 2;
Fig. 7 is the vertical view of embodiment 2 bottom bracket axles;
Fig. 8 is the vertical view at M position among Fig. 6;
Fig. 9 is the structural representation of embodiment 3;
Figure 10 is the vertical view of embodiment 3 bottom bracket axles.
Embodiment:
Embodiment 1: as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, this arrangements of electric connection comprises: following contact tube 1, last contact tube 9, outer wall have the fingertip seat 3 of a taper seat to be sleeved on the bottom of axle 2, fingertip seat 3 and axle 2 both for movingly, one boss 2a is arranged at the bottom of axle 2, it is assemblied in the recess 3a of fingertip seat 3 shaft hole inner walls, and the size shape of the recess 3a of boss 2a and shaft hole inner wall is complementary.
Through hole 16 is arranged at axle sleeve 5 tops, this hole is a circular hole, the top of axle sleeve 5 is sleeved on the top of cylindrical shaft 2 by through hole 16, the bottom of axle sleeve 5 is positioned at the outside of fingertip seat 3, and 8 equally distributed holes 12 on same circumference are arranged at axle sleeve 5 tops, and insulating bushing 6 and spring 7 are housed in each hole 12, and it is corresponding with a ball fingertip 4, ball fingertip 4 is between axle sleeve 5 and fingertip seat 3, and the top of fingertip seat 3 is conical, and ball fingertip 4 is to contact with the taper seat outer wall of fingertip seat 3.
Between the contact-making surface of cover plate 8 and axle sleeve 5, be provided with sealing ring 15, so that sealing effectiveness is better.
In order to improve movable flexibility between fingertip seat 3 and the axle 2, between their contact-making surface, scribble lubricant.
Be better sealing, between the bottom of the bottom of axle sleeve 5 and fingertip seat 3 seal 10 can be set, have good performance in order to make this device, axle 2 and cover plate 8 should adopt carbon steel material; Fingertip seat 3, ball fingertip 4 and axle sleeve 5 should adopt copper or Cu alloy material, and their contact-making surface is silver-plated.
Two groups of fixing holes on the cover plate 8 also can be as the version of Fig. 5, and one of them fixing hole is in the center; The number of every group of fixing hole can be decided as required in the present embodiment, but should make cover plate 8 and axle 2 and cover plate 8 and axle sleeve 5 fixations.
Embodiment 2: as Fig. 6, Fig. 7, shown in Figure 8.The through hole 16 that axle sleeve 5 is sleeved on axle 2 tops is the orthohexagonal endoporus, and axle 2 tops are orthohexagonal, and through hole 16 is a tight fit with axle 2 tops, so that both are fixedly connected; One group of deep fixing hole is arranged on the cover plate 8 of axle sleeve 5 upper ends, and these fixing holes are six, and they evenly distribute on same circumference; Screw 21 makes cover plate 8 fixedly connected with axle sleeve 5 by fixing hole.Other structures are identical with embodiment 1.
The through hole that axle sleeve 5 in the present embodiment is sleeved on axle 2 tops also can be positive square endoporus, and axle 2 tops are positive square, and through hole is complementary with axle 2 upper dimension sizes.
Embodiment 3: as Fig. 9, shown in Figure 10, through hole 16 is arranged at axle sleeve 5 tops, and this hole is a circular hole, and the top of axle sleeve 5 is sleeved on the top of cylindrical shaft 2 by through hole 16, and axle 2 tops are connected by key 19 with through hole 16, and it is fixedly connected that both are become; One group of deep fixing hole is arranged on the cover plate 8, and they evenly distribute on same circumference, and cover plate 8 is fixedlyed connected with axle sleeve 5 with screw by fixing hole.The number of fixing hole can be 5 or 7, also can decide as required, but should make cover plate 8 and axle sleeve 5 fixations.Conductor 14 is cylindrical in the present embodiment, but on the columniform outer wall cannelure is arranged.Other structures are identical with embodiment 1.
In the utility model, the outer wall of fingertip seat 3 also can be cylindrical, and an internal conical surface is arranged at the bottom of axle sleeve 5, and ball fingertip 4 is positioned at this position.
The hole 12 on axle sleeve 5 tops except that be also can be 8 between the 3-10 arbitrarily, but should on same circumference, evenly distribute, and insulating bushing 6 and spring 7 all are housed in each hole 12, ball fingertip 4 of each Kong Bingyu is corresponding.The hold-down screw 21 that is used for fixing with axle 2 on the cover plate 8 can be selected 3-7 for use; The hold-down screw 21 that is used on the cover plate 8 fixing with axle sleeve 5 can be selected 6-12 for use, or according to circumstances decides.
Operation principle of the present utility model:
When rotatablely moving before and after contact tube 1 is done by two screws, 20 drive fingertip seats 3 instantly, meeting drive axle 2 is also done and is seesawed, and the inwall of fingertip seat 3 also rotates on axle 2, the outer wall of fingertip seat 3 and ball fingertip 4 move mutually, because axle sleeve 5 is fixedlyed connected with cover plate 8 with axle 2 simultaneously, or axle sleeve 5 is key or polygonal the cooperation with axle 2, axle sleeve 5 is structure as a whole again with conductor 14, so, last contact tube 9 can rotate with the center line of axle 2, again because 5 conducting functions of axle sleeve, so the utility model has been realized reliable motion and conductive effect.
Conducting system of the present utility model comprises successively: following contact tube 1 → fingertip seat 3 → ball fingertip 4 → axle sleeve 5 → last contact tube 9.
Dynamic transfer system of the present utility model comprises successively: following contact tube 1 → fingertip seat 3 → axle 2 → cover plate 8 → axle sleeve 5 → last contact tube 9; Or: following contact tube 1 → fingertip seat 3 → axle 2 → axle sleeve 5 → last contact tube.
Claims (9)
1, the contact tube on a kind of high voltage switchgear and the arrangements of electric connection of contact tube, comprise: following contact tube (1), go up contact tube (9), it is characterized in that: fingertip seat (3) is sleeved on the bottom of axle (2), boss (2a) is arranged at axle (2) bottom, it is assemblied in the recess (3a) of fingertip seat (3) shaft hole inner wall, and both sizes, shape are complementary; Through hole (16) is arranged at the top of axle sleeve (5), the top of axle sleeve (5) is contained in the top of axle (2) by through hole (16), the bottom of axle sleeve (5) is positioned at the outside of fingertip seat (3), axle sleeve (5) top has 3-10 on same circumference equally distributed hole (12), insulating bushing (6) and spring (7) are housed in each hole (12), and corresponding with a ball fingertip (4); Ball fingertip (4) is positioned between axle sleeve (5) and the fingertip seat (3), in the upper end of axle sleeve (5) and axle (2) cover plate (8) is housed, and cover plate (8) is fixedlyed connected with axle sleeve (5); Fixedlying connected with cover plate (8) in axle (2) top or fixedlys connected with axle sleeve (5) top in axle (2) top; Conductor (14) is solidified as a whole with axle sleeve (4), and conductor (14) is contained in the contact tube (9), and both are bolted to connection; Following contact tube (1) is fixedlyed connected with fingertip seat (3); Gapped between the lower surface of axle (2) and the outer wall of following contact tube (1).
2, the contact tube on the high voltage switchgear according to claim 1 and the arrangements of electric connection of contact tube, it is characterized in that: through hole (16) is a circular hole, the top of axle (2) is cylindrical, two groups of fixing holes are arranged on the cover plate (8), cover plate (8) is fixedlyed connected with axle (2) with screw (21) by one group of fixing hole near the center, and cover plate (8) is fixedlyed connected with axle sleeve (5) with screw (21) by deep one group of fixing hole.
3, the contact tube on the high voltage switchgear according to claim 1 and the arrangements of electric connection of contact tube, it is characterized in that: the through hole (16) on axle sleeve (5) top is a circular hole, axle (2) is cylindrical, axle (2) top fixedlys connected them with through hole (16) by key (19), one group of deep fixing hole is arranged on the cover plate (8), and cover plate (8) is fixedlyed connected with axle sleeve (5) with screw (21) by fixing hole.
4, the contact tube on the high voltage switchgear according to claim 1 and the arrangements of electric connection of contact tube, it is characterized in that: the through hole (16) on axle sleeve (5) top is the orthohexagonal endoporus, axle (2) top is orthohexagonal, through hole (16) is a tight fit with axle (2) top, one group of deep fixing hole is arranged on the cover plate (8), and cover plate (8) is fixedlyed connected with axle sleeve (5) with screw (21) by fixing hole.
5, according to the contact tube on claim 2, the 3 or 4 described high voltage switchgears and the arrangements of electric connection of contact tube, it is characterized in that: the top of fingertip seat (3) is for conical, and ball fingertip (4) is to contact with the taper seat outer wall of fingertip seat (3).
6, the contact tube on the high voltage switchgear according to claim 5 and the arrangements of electric connection of contact tube is characterized in that: described conductor (14) is for cylindrical, and the internal diameter size of its outside dimension and last contact tube (9) is complementary.
7, the contact tube on the high voltage switchgear according to claim 6 and the arrangements of electric connection of contact tube is characterized in that: on the columniform outer wall of described conductor (14) cannelure is arranged.
8, the contact tube on the high voltage switchgear according to claim 6 and the arrangements of electric connection of contact tube is characterized in that: be provided with sealing ring between the contact-making surface of cover plate (8) and axle sleeve (5).
9, the contact tube on the high voltage switchgear according to claim 7 and the arrangements of electric connection of contact tube is characterized in that: be provided with sealing ring between the contact-making surface of cover plate (8) and axle sleeve (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200692553U CN201153085Y (en) | 2008-01-31 | 2008-01-31 | Electricity conductive tube for high-voltage switchgear assembly and electric connection device for the tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200692553U CN201153085Y (en) | 2008-01-31 | 2008-01-31 | Electricity conductive tube for high-voltage switchgear assembly and electric connection device for the tube |
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Publication Number | Publication Date |
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CN201153085Y true CN201153085Y (en) | 2008-11-19 |
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Application Number | Title | Priority Date | Filing Date |
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CNU2008200692553U Expired - Lifetime CN201153085Y (en) | 2008-01-31 | 2008-01-31 | Electricity conductive tube for high-voltage switchgear assembly and electric connection device for the tube |
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CN (1) | CN201153085Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101499383B (en) * | 2008-01-31 | 2011-12-07 | 河南平高电气股份有限公司 | Electric connection device between contact tubes on high-voltage switch assembly |
-
2008
- 2008-01-31 CN CNU2008200692553U patent/CN201153085Y/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101499383B (en) * | 2008-01-31 | 2011-12-07 | 河南平高电气股份有限公司 | Electric connection device between contact tubes on high-voltage switch assembly |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20081119 Effective date of abandoning: 20080131 |