CN208848804U - The shaft connecting rod connection structure of high voltage isolator - Google Patents
The shaft connecting rod connection structure of high voltage isolator Download PDFInfo
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- CN208848804U CN208848804U CN201821595248.7U CN201821595248U CN208848804U CN 208848804 U CN208848804 U CN 208848804U CN 201821595248 U CN201821595248 U CN 201821595248U CN 208848804 U CN208848804 U CN 208848804U
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Abstract
The shaft connecting rod connection structure of high voltage isolator, including transmission base, drive shaft, special-shaped trundle and vertical links, the lower end of drive shaft are provided with the first circular through hole；Vertical links is placed on drive shaft；The upper end of vertical links is provided with Pear-Shaped through-hole；The two sides at the both ends of special-shaped trundle, which mill to put down, sliding surface, the thickness at special-shaped trundle both ends and the width of half waist round hole of Pear-Shaped through-hole are equal, the both ends of special-shaped trundle are stretched out outside vertical links after passing through half waist round hole, and vertical links can be swung on sliding surface along the direction of axis line of special-shaped trundle by the inner sidewall of half waist round hole；The interlude of special-shaped trundle can rotate in the first circular through hole of drive shaft lower end around the axial line of the first circular through hole.The utility model has many advantages, such as structure novel, simple, function admirable, low in cost, easy for installation.
Description
Technical field
The utility model relates generally to high-voltage switch gear field, refers in particular to a kind of shaft connecting rod connection knot of high voltage isolator
Structure.
Background technique
The shaft of the vertical links of high voltage isolator and its transmission base generallyd use a pair of of flange in the past and was attached,
Upper flange is connected vertical links by pin, is adopted between upper lower flange by pin or the shaft of key connection transmission base, lower flange
It is bolted with porous；Although the transmission connection mode intensity is high, connection is reliable, has the disadvantage in that first is that structure is more multiple
Miscellaneous, part sum is more, and cost is also high；Second is that the connection type is very high to the installation requirement of entire transmission link, i.e., from electronic
Operating mechanism requires higher concentricity to vertical links, then from vertical links to transmission base shaft, otherwise will appear bright
Aobvious transmission clamping stagnation and power is suppressed, imponderable damage is caused to the components of transmission link, also significantly increases and keeps apart
Operating force is closed, longtime running hidden danger is formed.
Utility model content
The technical problems to be solved in the utility model be overcome structure of the existing technology it is many and diverse, it is at high cost and hold
The problem of being easily driven clamping stagnation provides a kind of structure shaft connecting rod that is simple, at low cost, being driven the high voltage isolator to work well
Connection structure.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
The shaft connecting rod connection structure of high voltage isolator, including transmission base, drive shaft, special-shaped trundle and vertical
Connecting rod, the transmission base are the installation rotation seats of the rotating insulated son of disconnecting switch；The drive shaft is mounted to described
The shaft that can be rotated relative to transmission base in transmission base, the vertical links are connection drive shaft and disconnecting switch
The tubular connecting rod of the output revolving shaft of operating mechanism, the lower end of the drive shaft are provided with the first circular through hole；It is described vertically to connect
For rod set on drive shaft, the internal diameter of vertical links is greater than the outer diameter of drive shaft；The upper end of the vertical links is provided with cucurbit
Shape through-hole；Pear-Shaped through-hole is made of the second circular through hole and half waist round hole, and the second circular through hole is connected to half waist round hole, half waist
Circular hole is located at the top of the second circular through hole；The abnormity trundle is cylindrical peg, and the two sides at the both ends of special-shaped trundle are equal
Milling is flat sliding surface, and four sliding surfaces are plane, the cucurbit of the thickness at special-shaped trundle both ends and the vertical links upper end
The width of half waist round hole of shape through-hole is equal, and the both ends of special-shaped trundle pass through half waist of the Pear-Shaped through-hole of vertical links upper end
It is stretched out outside vertical links after circular hole, vertical links can be on the sliding surface at special-shaped trundle both ends by the inner sidewall of half waist round hole
Direction of axis line along special-shaped trundle is swung；Special-shaped trundle interlude is cylindrical, and the interlude of special-shaped trundle can be
It is rotated in first circular through hole of drive shaft lower end around the axial line of the first circular through hole.
Further, the first circular through hole of the drive shaft lower end, the radial direction along drive shaft turn through transmission
Axis, the axial line of the first circular through hole and the axial line of drive shaft are vertical and intersect.
Further, the Pear-Shaped through-hole of the vertical links upper end, the radial direction along vertical links run through vertical links,
The axial line of second circular through hole of Pear-Shaped through-hole is vertical with the axial line of vertical links and intersects, half waist of Pear-Shaped through-hole
Circular hole axial line is also vertical with the axial line of vertical links and intersects.
Further, the sliding surface positioned at special-shaped trundle the same side is parallel to each other or in the same plane, is located at abnormity
The not ipsilateral sliding surface of trundle is parallel to each other, and the length of four sliding surfaces is all the same, and the width of four sliding surfaces is also identical.
Further, half waist round hole is set there are two inner sidewall and a roof, and two inner sidewalls of half waist round hole are
Vertical plane, the roof of half waist round hole are arc surface, and two perpendiculars are connected by arc surface.
Further, the thickness at special-shaped trundle both ends and half waist round hole of the Pear-Shaped through-hole of the vertical links upper end
Width it is equal, in particular to, the thickness at special-shaped trundle both ends is equal with the distance between two inner sidewalls of half waist round hole.
The assembly method of the shaft connecting rod connection structure of high voltage isolator as previously described, includes the following steps:
By on vertical links set to drive shaft, by the first circular through hole of drive shaft lower end and vertical links upper end
Second circular through hole of Pear-Shaped through-hole is aligned, and special-shaped trundle is inserted into the first circular through hole and the second circular through hole, this
When, it is ensured that the flat part of the milling at special-shaped trundle both ends is half oval of the Pear-Shaped through-hole of sliding surface and the vertical links upper end
The inner sidewall in hole is parallel, finally moves down vertical links, and the sliding surface that special-shaped trundle mills flat both ends is stuck in the calabash of vertical links
In half waist round hole of reed shape through-hole；The interlude of special-shaped trundle and the first circular through hole of drive shaft lower end cooperate, abnormity
The interlude of trundle can rotate in the first circular through hole of drive shaft lower end around the axial line of the first circular through hole, the
One circular through hole and special-shaped trundle coaxial inner conductor；The sliding surface at special-shaped trundle both ends and the Pear-Shaped of vertical links upper end are logical
The inner sidewall of half waist round hole in hole cooperates, and vertical links passes through the inner sidewall of half waist round hole below drive shaft, can be different
It is swung on the sliding surface at shape trundle both ends along special-shaped trundle direction of axis line；
Since the interlude of special-shaped trundle can lead in the first circular through hole of drive shaft lower end around the first circle
The axial line in hole rotates, and the special-shaped trundle sliding surface that mills flat both ends is stuck in half waist round hole of the Pear-Shaped through-hole of vertical links
Interior, so vertical links can be swung below drive shaft around the axial line of the first circular through hole, i.e., vertical links can pass
Axial line below turn axis around special-shaped trundle is swung；That is, vertical links can both surround below drive shaft
The axial line of special-shaped trundle is swung, while can also pass through the inner sidewall of half waist round hole below drive shaft in special-shaped trundle
On the sliding surface at both ends along special-shaped trundle direction of axis line swing, so vertical links can below drive shaft any direction
Freely swing, and then can realize that rotation and torque are freely transmitted when vertical links is not coaxial with drive shaft.
When the operating mechanism of disconnecting switch drives vertical links rotation, even if vertical links is not coaxially with drive shaft
Axial line is different, as mentioned previously, because vertical links is also able to achieve freely passing for rotation and torque with drive shaft when not coaxial
It passs, so the rotation of vertical links can drive drive shaft rotation by special-shaped trundle, between vertical links and drive shaft
It is not in suppress power and catching phenomenon, transmission effect is good.
Compared with existing conventional techniques scheme, utility model has the advantages that
1) structure novel, simple, passes through special-shaped trundle with drive shaft using vertical links and is connected, by the upper and lower of routine
Bump joint is cancelled, and reduces amount of parts to greatest extent, also reduces production cost.
2) movable drive connection structure is used, vertical links can not be coaxially freely rotated with drive shaft, that is, be hung down
The rotation of straight connecting rod drives special-shaped trundle rotation, and the rotation of special-shaped trundle drives drive shaft rotation, and vertical links can enclose
Axial line around special-shaped trundle is swung, and can also be swung along special-shaped trundle direction of axis line, and a kind of similar universal joint is played
Effect, is not in suppress power and catching phenomenon, and transmission effect is good, reliable operation small to each components damage, long service life.
3) eliminate original up and down bump joint and drive shaft and vertical links with driller's sequence, simplify process, reduce
The requirement of transmission parts installation accuracies, improves installation speed.
Detailed description of the invention
Fig. 1 is the overall structure decomposition diagram of the shaft connecting rod connection structure of the utility model high voltage isolator；
Fig. 2 is the schematic diagram that the utility model vertical links is swung along special-shaped trundle direction of axis line；
Fig. 3 is the schematic diagram that the utility model vertical links surrounds that the axial line of special-shaped trundle is swung.
Fig. 4 is freely driven schematic diagram when not coaxial with vertical links for drive shaft.
In figure: 1- transmission base, 2- drive shaft, 3- abnormity trundle, 4- vertical links.
Specific embodiment
The utility model is further described below in conjunction with Figure of description and specific embodiment.
- Fig. 4 referring to Fig.1, the shaft connecting rod connection structure of high voltage isolator, including it is transmission base 1, drive shaft 2, different
Shape trundle 3 and vertical links 4, the transmission base 1 are the installation rotation seats of the rotating insulated son of disconnecting switch；The transmission
Shaft 2 is mounted to the shaft that can be rotated relative to transmission base 1 in the transmission base 1, and the vertical links 4 is connection
The tubular connecting rod of the output revolving shaft of the operating mechanism of drive shaft 2 and disconnecting switch, the lower end of the drive shaft 2 are provided with the
One circular through hole；The vertical links 4 is placed on drive shaft 2, and the internal diameter of vertical links 4 is greater than the outer diameter of drive shaft 2；Institute
The upper end for stating vertical links 4 is provided with Pear-Shaped through-hole；Pear-Shaped through-hole is made of the second circular through hole and half waist round hole, the second circle
Shape through-hole is connected to half waist round hole, and half waist round hole is located at the top of the second circular through hole；The abnormity trundle 3 is cylindrical pin
Son, the two sides at the both ends of special-shaped trundle 3, which mill to put down, sliding surface, and four sliding surfaces are plane, special-shaped 3 both ends of trundle
Thickness is equal with the width of half waist round hole of Pear-Shaped through-hole of 4 upper end of vertical links, and the both ends of special-shaped trundle 3 pass through
It is stretched out outside vertical links 4 after half waist round hole of the Pear-Shaped through-hole of 4 upper end of vertical links, vertical links 4 passes through half waist round hole
Inner sidewall can be swung on the sliding surface at special-shaped 3 both ends of trundle along special-shaped 3 direction of axis line of trundle；In special-shaped trundle 3
Between section it is cylindrical, the interlude of special-shaped trundle 3 can be round around first in the first circular through hole of 2 lower end of drive shaft
The axial line of through-hole rotates.
In the present embodiment, the first circular through hole of 2 lower end of drive shaft, the radial direction along drive shaft 2 runs through
The axial line of drive shaft 2, the first circular through hole is vertical with the axial line of drive shaft 2 and intersects.
In the present embodiment, the Pear-Shaped through-hole of 4 upper end of vertical links, the radial direction along vertical links 4 is through vertical
The axial line of straight connecting rod 4, the second circular through hole of Pear-Shaped through-hole is vertical with the axial line of vertical links 4 and intersects, Pear-Shaped
Half waist round hole axial line of through-hole is also vertical with the axial line of vertical links 4 and intersects.
In the present embodiment, the sliding surface positioned at special-shaped 3 the same side of trundle is parallel to each other or in the same plane, is located at
The not ipsilateral sliding surface of special-shaped trundle 3 is parallel to each other, and the length of four sliding surfaces is all the same, the width of four sliding surfaces also phase
Together.
In the present embodiment, half waist round hole is set there are two inner sidewall and a roof, two inner sidewalls of half waist round hole
It is vertical plane, the roof of half waist round hole is arc surface, and two perpendiculars are connected by arc surface.
In the present embodiment, the half of the Pear-Shaped through-hole of the thickness at special-shaped 3 both ends of trundle and 4 upper end of vertical links
The width of waist round hole it is equal, in particular to, between the thickness at special-shaped 3 both ends of trundle and two inner sidewalls of half waist round hole
It is equidistant.
The assembly method of the shaft connecting rod connection structure of high voltage isolator as previously described, includes the following steps:
By on 4 sets of vertical links to drive shaft 2, by the first circular through hole of 2 lower end of drive shaft and vertical links 4
Second circular through hole of the Pear-Shaped through-hole of upper end is aligned, and abnormity transmission is inserted into the first circular through hole and the second circular through hole
Pin 3, at this time, it is ensured that the flat part of the milling at special-shaped 3 both ends of trundle is the Pear-Shaped through-hole of sliding surface and 4 upper end of vertical links
Half waist round hole inner sidewall it is parallel, finally vertical links 4 is moved down, the sliding surface that special-shaped trundle 3 mills flat both ends is stuck in vertical
In half waist round hole of the Pear-Shaped through-hole of straight connecting rod 4；The interlude of special-shaped trundle 3 and the first circle of 2 lower end of drive shaft
Through-hole cooperation, the interlude of special-shaped trundle 3 can surround the first circular through hole in the first circular through hole of 2 lower end of drive shaft
Axial line rotation, the first circular through hole and special-shaped 3 coaxial inner conductor of trundle；The sliding surface at special-shaped 3 both ends of trundle with it is vertical
The inner sidewall of half waist round hole of the Pear-Shaped through-hole of 4 upper end of connecting rod cooperates, and vertical links 4 passes through half below drive shaft 2
The inner sidewall of waist round hole can be swung on the sliding surface at special-shaped 3 both ends of trundle along special-shaped 3 direction of axis line of trundle；
Since the interlude of special-shaped trundle 3 can be in the first circular through hole of 2 lower end of drive shaft around the first circle
The axial line of through-hole rotates, and special-shaped trundle 3 sliding surface that mills flat both ends is stuck in half waist of the Pear-Shaped through-hole of vertical links 4
In circular hole, so vertical links 4 can be below drive shaft 2 around the axial line swing of the first circular through hole, i.e. vertical links 4
It can be below drive shaft 2 around the axial line swing of special-shaped trundle 3；That is, vertical links 4 both can be in drive shaft
2 lower sections are swung around the axial line of special-shaped trundle 3, while can also pass through the inner sidewall of half waist round hole below drive shaft 2
It is swung on the sliding surface at special-shaped 3 both ends of trundle along special-shaped 3 direction of axis line of trundle, so vertical links 4 can be driven
2 lower section any direction of shaft freely swings, and then can realize rotation and torque in vertical links 4 and not coaxial drive shaft 2
Freely transmit.
When the operating mechanism of disconnecting switch drives vertical links 4 to rotate, even if vertical links 4 is different from drive shaft 2
Axis, that is, axial line is different, as mentioned previously, because being also able to achieve rotation and torque when vertical links 4 and not coaxial drive shaft 2
Freely transmit, so the rotation of vertical links 4 can drive drive shaft 2 to rotate by special-shaped trundle 3, vertical links 4 and biography
It is not in suppress power and catching phenomenon between turn axis 2, transmission effect is good.
Although the utility model has been disclosed with preferred embodiment as above, it is not intended to limit the utility model.It is any
Those skilled in the art, in the case where not departing from technical solutions of the utility model range, all using the disclosure above
Technology contents many possible changes and modifications are made to technical solutions of the utility model, or be revised as the equivalent of equivalent variations
Embodiment.Therefore, all contents without departing from technical solutions of the utility model, according to the utility model technical spirit to the above reality
Any simple modifications, equivalents, and modifications that example is done are applied, should all be fallen in the range of technical solutions of the utility model protection.
Claims (6)
1. the shaft connecting rod connection structure of high voltage isolator, which is characterized in that including transmission base (1), drive shaft (2),
Special-shaped trundle (3) and vertical links (4), the transmission base (1) are the installation rotation seats of the rotating insulated son of disconnecting switch；
The drive shaft (2) is mounted to the shaft that can be rotated relative to transmission base (1) in the transmission base (1), described
Vertical links (4) is the tubular connecting rod for connecting the output revolving shaft of operating mechanism of drive shaft (2) and disconnecting switch, the biography
The lower end of turn axis (2) is provided with the first circular through hole；The vertical links (4) is placed on drive shaft (2), vertical links (4)
Internal diameter be greater than drive shaft (2) outer diameter；The upper end of the vertical links (4) is provided with Pear-Shaped through-hole；Pear-Shaped through-hole by
Second circular through hole and half waist round hole composition, the second circular through hole are connected to half waist round hole, and it is round logical that half waist round hole is located at second
At the top of hole；The abnormity trundle (3) is cylindrical peg, and the two sides at the both ends of special-shaped trundle (3), which mill to put down, sliding surface,
Four sliding surfaces are plane, the thickness at special-shaped trundle (3) both ends and the Pear-Shaped through-hole of the vertical links (4) upper end
Half waist round hole width it is equal, the both ends of special-shaped trundle (3) pass through the half of the Pear-Shaped through-hole of vertical links (4) upper end
Vertical links (4) are stretched out outside after waist round hole, and vertical links (4) can be in special-shaped trundle (3) two by the inner sidewall of half waist round hole
It is swung on the sliding surface at end along the direction of axis line of special-shaped trundle (3)；Special-shaped trundle (3) interlude is cylindrical, abnormity
The interlude of trundle (3) can surround the axial line of the first circular through hole in first circular through hole of drive shaft (2) lower end
Rotation.
2. the shaft connecting rod connection structure of high voltage isolator according to claim 1, which is characterized in that the transmission turns
First circular through hole of axis (2) lower end, the radial direction along drive shaft (2) run through drive shaft (2), the first circular through hole
Axial line is vertical with the axial line of drive shaft (2) and intersects.
3. the shaft connecting rod connection structure of high voltage isolator according to claim 1 or 2, which is characterized in that described to hang down
The Pear-Shaped through-hole of straight connecting rod (4) upper end, the radial direction along vertical links (4) run through vertical links (4), Pear-Shaped through-hole
The axial line of second circular through hole is vertical with the axial line of vertical links (4) and intersects, half waist round hole axle center of Pear-Shaped through-hole
Line is also vertical with the axial line of vertical links (4) and intersects.
4. the shaft connecting rod connection structure of high voltage isolator according to claim 1 or 2, which is characterized in that be located at different
The sliding surface of shape trundle (3) the same side is parallel to each other or cunning in the same plane, not ipsilateral positioned at special-shaped trundle (3)
Dynamic face is parallel to each other, and the length of four sliding surfaces is all the same, and the width of four sliding surfaces is also identical.
5. the shaft connecting rod connection structure of high voltage isolator according to claim 1 or 2, which is characterized in that described half
Waist round hole is set there are two inner sidewall and a roof, and two inner sidewalls of half waist round hole are vertical plane, half waist round hole
Roof is arc surface, and two perpendiculars are connected by arc surface.
6. the shaft connecting rod connection structure of high voltage isolator according to claim 1 or 2, which is characterized in that abnormity passes
The thickness at dynamic pin (3) both ends is equal with the width of half waist round hole of Pear-Shaped through-hole of the vertical links (4) upper end, specifically
Refer to, the thickness at special-shaped trundle (3) both ends is equal with the distance between two inner sidewalls of half waist round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821595248.7U CN208848804U (en) | 2018-09-29 | 2018-09-29 | The shaft connecting rod connection structure of high voltage isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821595248.7U CN208848804U (en) | 2018-09-29 | 2018-09-29 | The shaft connecting rod connection structure of high voltage isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208848804U true CN208848804U (en) | 2019-05-10 |
Family
ID=66374810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821595248.7U Withdrawn - After Issue CN208848804U (en) | 2018-09-29 | 2018-09-29 | The shaft connecting rod connection structure of high voltage isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208848804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987168B (en) * | 2018-09-29 | 2023-10-13 | 长高电新科技股份公司 | Rotating shaft connecting rod connecting structure of high-voltage isolating switch and assembling method thereof |
-
2018
- 2018-09-29 CN CN201821595248.7U patent/CN208848804U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987168B (en) * | 2018-09-29 | 2023-10-13 | 长高电新科技股份公司 | Rotating shaft connecting rod connecting structure of high-voltage isolating switch and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190510 Effective date of abandoning: 20231013 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190510 Effective date of abandoning: 20231013 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |