CN208461201U - A kind of electrode distance adjustor - Google Patents
A kind of electrode distance adjustor Download PDFInfo
- Publication number
- CN208461201U CN208461201U CN201821295808.7U CN201821295808U CN208461201U CN 208461201 U CN208461201 U CN 208461201U CN 201821295808 U CN201821295808 U CN 201821295808U CN 208461201 U CN208461201 U CN 208461201U
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- CN
- China
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- guide sleeve
- electrode distance
- upper sealing
- studdle
- distance adjustor
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Abstract
The utility model relates to a kind of electrode distance adjustors, including studdle and cover upper sealing guide sleeve and bellows on studdle, studdle successively includes scale bar from front to back, screw rod, guide rod, fixed link and first flange disk, the rear end of fixed link is provided with mounting hole, the front end of upper sealing guide sleeve is cylindrical body, rear end is provided with second flange disk, the front of the cylindrical body of upper sealing guide sleeve is equipped with adjusting screw nut by screw thread, seal groove is provided on the antetheca of second flange disk, sealing ring is installed in seal groove, bellows-sheathed is on guide rod, and tail end of its front-end and back-end respectively with the tail portion of upper sealing guide sleeve and guide rod welds.The utility model had not only met roll adjustment requirement but also had met seal request, and roll adjustment range is big and can continuously adjust, by sealing ring and welding bellows common guarantee sealing performance, to guarantee the stability of seal clearance.
Description
Technical field
The utility model belongs to electric power project engineering field, and in particular to a kind of electrode distance adjustor.
Background technique
In ultra-high-tension power transmission line string complement system, the effect of spark gap is most important, and seal clearance is that spark gap can
By the decisive equipment of work, under route normal operation, between never allowing generation seal clearance false triggering to lead to spark
The case where gap acts, thus seal clearance need to guarantee can be steady in a long-term performance, and line fault needs between spark
It when gap acts, needs seal clearance reliably to trigger and drives spark gap movement, thereby, it is ensured that guaranteeing in the case that performance is stablized
Seal clearance forced-triggered it is quick, reliable.
For the seal clearance of the prior art when route operates normally, the case where gap false triggering is that have generation, steady to power grid
Surely it making a big impact, even can cause line tripping when serious, usually sealing performance is unstable the main reason for false triggering,
Cause discharge voltage unstable, so being directly related to the stability of operation of power networks to the stability of seal clearance.Seal clearance
Stability influenced by 2 factors of trigger voltage stability and sealing performance.
The trigger voltage of seal clearance depends on two interelectrode distances in seal clearance, and seal clearance triggers the steady of performance
Qualitative is summation of the Different electrodes apart from lower seal clearance trigger voltage stability, carried out by order to verify the stabilization of seal clearance
Property, need to carry out triggering test under different distance, the distance adjustor of seal clearance is critical component, and seal clearance is exhausted at present
Edge medium is based on gas, and distance adjustor should also have sealing function.
Utility model content
The purpose of the utility model is to provide a kind of electrode distance adjustors, to solve the problems, such as that seal clearance is unstable.
A kind of electrode distance adjustor of the utility model is achieved in that
A kind of electrode distance adjustor including studdle and covers upper sealing guide sleeve and ripple on the studdle
Pipe, the studdle successively include scale bar, screw rod, guide rod, fixed link and first flange disk, the fixed link from front to back
Rear end be provided with mounting hole, the front end of the upper sealing guide sleeve is cylindrical body, and rear end is provided with second flange disk, described close
The front for sealing the cylindrical body of guide sleeve is equipped with adjusting screw nut by screw thread, is provided with sealing on the antetheca of the second flange disk
Slot is equipped with sealing ring in the seal groove, the bellows-sheathed on the guide rod, and its front-end and back-end respectively with it is described
The tail portion of upper sealing guide sleeve and the tail end welding of guide rod.
Further, screw rod graduation apparatus, and the rear end of the screw rod graduation apparatus and screw flight are cased on the scale bar
Connection.
Further, the front of the cylindrical body of the upper sealing guide sleeve is that threaded threaded post is arranged in outer surface, described
Adjusting screw nut is threaded in the threaded post.
Further, the rear end of the screw rod graduation apparatus is provided with protruding circular ring, and the protruding circular ring is stuck in the tune
Interior forward end away from nut.
Further, it is provided with a lock hole on the upper sealing guide sleeve, and is provided with internal screw thread in lock hole.
Further, it is provided with cylindrical step on rear side of the tail end of the guide rod and the second flange disk, it is described
The both ends of bellows are welded on the cylindrical step.
Further, its lower both ends are welded on cylindrical step the bellows in the raw, and it is adjustable
Distance is 40mm.
Further, the width of the cylindrical step is 5mm.
Further, flange mounting hole is provided on the second flange disk, and the second flange disk passes through the method
Blue mounting hole is connected with sealing flange.
Further, the studdle and upper sealing guide sleeve are 304 stainless steel materials.
After above-mentioned technical proposal, the utility model is had the beneficial effect that
(1) the utility model can satisfy the roll adjustment requirement of electrode, and adjustable range is big and can continuously adjust；
(2) the utility model can guarantee seal clearance seal request, pass through sealing ring and welding bellows common guarantee
Sealing performance.
(3) the utility model can satisfy the requirement of seal clearance stability, pass through roll adjustment between electrode and sealing
The guarantee of property, can increase the stability of seal clearance, to guarantee the stable operation of power grid.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structure chart of the electrode distance adjustor of the preferred embodiment in the utility model；
Fig. 2 is the sectional view of the electrode distance adjustor of the preferred embodiment in the utility model；
Fig. 3 is the enlarged drawing of part A in Fig. 2；
Fig. 4 is the structure chart after the electrode distance adjustor installation sealing flange of the preferred embodiment in the utility model；
In figure: studdle 1, scale bar 11, screw rod 12, guide rod 13, fixed link 14, first flange disk 15, mounting hole 16,
Screw rod graduation apparatus 17, protruding circular ring 18, upper sealing guide sleeve 2, cylindrical body 21, second flange disk 22, adjusting screw nut 23, seal groove
24, sealing ring 25, threaded post 26, lock hole 27, cylindrical step 28, flange mounting hole 29, bellows 3, sealing flange 4.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.
Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the utility model of protection is sought, but is merely representative of the selected embodiment of the utility model.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Mode is fallen within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of electrode distance adjustor including studdle 1 and covers the upper sealing on studdle 1
Guide sleeve 2 and bellows 3, studdle 1 successively include scale bar 11, screw rod 12, guide rod 13, fixed link 14 and first from front to back
Ring flange 15, the rear end of fixed link 14 are provided with mounting hole 16, and the front end of upper sealing guide sleeve 2 is cylindrical body 21, and rear end is provided with
The front of second flange disk 22, the cylindrical body 21 of upper sealing guide sleeve 2 is equipped with adjusting screw nut 23, second flange disk 22 by screw thread
Antetheca on be provided with seal groove 24, sealing ring 25 is installed in seal groove 24,3 sets of bellows on guide rod 13, and its front end
Tail end with rear end respectively with the tail portion of upper sealing guide sleeve 2 and guide rod 13 welds.
Specifically, mounting hole 16 includes being arranged in fixed link 14 and existing through the through-hole of entire fixed link 14 and setting
Metapore first flange disk 15 back center and be the same as through hole, can be by electrode after installation such as in metapore when installing electrode
Kong Zhong, and be fixed by through-hole.
Screw rod graduation apparatus 17 is cased on scale bar 11, and the rear end of screw rod graduation apparatus 17 is threadedly coupled with screw rod 12.Pass through
The combination of screw rod graduation apparatus 17 and scale bar can read distance values immediately.
Specifically, fixed scale identical with 11 direction of scale bar is set on scale bar 11, and before screw rod graduation apparatus 17
End is provided with the movable mark of annular, by the combination of fixed scale and movable mark, can accurately obtain the tool of electrode adjustment
Body distance.
Adjusting screw nut 23 in order to facilitate the installation of, the front of the cylindrical body 21 of upper sealing guide sleeve 2 are that outer surface is provided with screw thread
Threaded post 26, adjusting screw nut 23 is threaded in threaded post 26.
And in order to limit the roll adjustment range of adjusting screw nut 23, the radius of threaded post 26 is less than 21 rear portion of cylindrical body i.e. not
The radius of male thread portion is set.
Simple is mounted on adjusting screw nut 23 on upper sealing guide sleeve 2 without contacting with studdle 1, is to be unable to reach pair
The effect of electrode distance adjustment, but the setting of adjusting screw nut 23 is the position for adjusting electrode, i.e. between two electrodes away from
From, and screw rod graduation apparatus 17 needs to follow 23 synchronizing moving of adjusting screw nut, can convenient for observe its electrode movement it is specific away from
From, therefore in the present embodiment, the rear end of screw rod graduation apparatus 17 is provided with protruding circular ring 18, and protruding circular ring 18 is stuck in adjusting screw nut
23 interior forward end.In this way during rotating adjusting screw nut 23, screw rod graduation apparatus 17 on screw rod 12 with turning therewith
It is dynamic, and be fixed on seal clearance since upper sealing guide sleeve 2 passes through sealing flange 4, in rotation adjusting screw nut 23 and screw rod
Shifting or interior shifting outside studdle 1 can be pushed when graduation apparatus 17, to realize the adjustment to distance between electrode, and can be led to
Mobile specific distance is grasped in the combination for crossing screw rod graduation apparatus 17 and scale bar 11.
Specifically, the radius of the front end of adjusting screw nut 23 is greater than the radius of rear end, it is in order to more convenient by screw rod graduation apparatus
17 rear end protruding circular rings 18 stick into.
When the position of electrode is fixed, in order to guarantee the stability of adjusting screw nut 23, a lock is provided on adjusting screw nut 23
Determine hole 27, and is provided with internal screw thread in lock hole 27.Locking bolt can be installed, the bottom of locking bolt can in lock hole 27
It directly contradicts on the outer wall of the cylindrical body 21 of upper sealing guide sleeve 2, realizes the effect fixed to adjusting screw nut 23.
In order to facilitate the connection of bellows 3, the tail end of guide rod 13 and the rear side of second flange disk 22 are provided with cylinder
Step 28, the both ends of bellows 3 are welded on cylindrical step 28.It can be by bellows 3 from the one of scale bar 11 in connection
End cap enters on studdle 1, and the tail end of bellows 3 is covered on the cylindrical step 28 of 13 tail end of guide rod, and by the two
Junction is welded, then by upper sealing guide sleeve 3 from an end cap of scale bar 11 on studdle 1, but before bellows 3
End cap welds both when on the cylindrical step 28 of 22 rear side of second flange disk.
In addition, can guarantee the leakproofness of seal clearance by the way of welding, anger will not be produced from each tie point
The leakage of body.
Preferably, welding will select the form being fully welded, and may further ensure that its sealing performance.
In order to guarantee electrode inwardly adjust and to external-adjuster range, and increase its adjustable range, wave as far as possible
Its lower both ends are welded on cylindrical step 28 line pipe 3 in the raw, and its adjustable distance is 40mm.In addition bellows
3 are welded when descending in the raw, can also reduce the difficulty of welding, are guaranteed at stability and the pad of welding
Leakproofness.
In order to guarantee the fastness of the welding of bellows 3, the width of cylindrical step 28 is 5mm.It can contract if width is larger
The range of small electrode roll adjustment will affect the effect of welding if width is smaller, and the width of 5mm then can both be guaranteed.
In addition its adjustable range can be within the scope of ± 1mm.
Wherein, entire electrode distance adjustor in the part of second flange disk and rear side is located inside seal clearance
, and the part of 22 front side of second flange disk is then positioned at the outside of seal clearance, second flange disk 22 needs and seal clearance
Be attached, in order to guarantee the leakproofness of junction, flange mounting hole 29, and second flange are provided on second flange disk 22
Disk 22 is connected by flange mounting hole 29 with sealing flange 4.Sealing flange is connected on seal clearance.
Specifically, 4 sets of sealing flange connect on the cylindrical body 21 of 22 front side of second flange disk with second flange disk 22, and
The threaded post 26 of 21 front of cylindrical body will not be blocked.
Studdle 1 and upper sealing guide sleeve 2 are 304 stainless steel materials.Using the studdle 1 of 304 stainless steels and upper
It is high to seal 2 intensity of guide sleeve, and is not in the case where getting rusty, resistance to corrosion is strong, long service life.
The specific installation method of the present embodiment are as follows: electrode is mounted in mounting hole 16 first, then by bellows 3 from quarter
One end cap of degree bar 11 is welded on the guide rod 13 of studdle 1, and by its rear end and the cylindrical step 28 of 13 tail end of guide rod
Together, then upper sealing guide sleeve 2 is penetrated on studdle 1 from one end of scale bar 11, penetration depth just guarantees ripple
The front end sleeve of pipe 3 is welded on the cylindrical step 28 of 22 rear side of second flange disk, guarantees that bellows 3 is at this time
Nature.Then upper seal 25 is installed in the seal groove 24 of second flange disk 2, and entire electrode distance adjustor is mounted on
On sealing flange 4, sealing flange 4 is made to be bonded the antetheca of second flange disk 22, then passes through sealing flange 4 for entire electrode tune
Spacing mechanism is mounted on seal clearance, and the part of second flange disk 22 and rear side is made to be located inside seal clearance
, and the part of 22 front side of second flange disk is then positioned at the outside of seal clearance.Then successively screw rod graduation apparatus 17 is spun on
On screw rod 12, then by adjusting screw nut 23 be spun on it is upper sealing guide sleeve 2 threaded post 26 on, and using bolt across lock hole 27 progress
It is fixed.
The specific roll adjustment method of the present embodiment are as follows: determine the distance for needing to adjust first, bolt is taken from lock hole 27
Out, adjusting screw nut 23 is then rotated in threaded post 26, is engaged it by screw thread with threaded post 26 and is carried out roll adjustment, and roll adjustment spiral shell
The rotation of mother 23 can drive rotation of the screw rod graduation apparatus 17 on screw rod 12, when needing to increase distance between two electrodes,
That is compress bellows 3 then rotate adjusting screw nut 23 to close to seal clearance direction, keep studdle 1 protruding, observe screw rod
The degree of graduation apparatus 17 and scale bar 11, the adjustment needed for reaching apart from when, then stop operating, and when need will be between two electrodes
Distance reduce when, then to far from seal clearance direction rotate adjusting screw nut 23, studdle 1 is moved inward, ripple is made
Pipe 3 extend, equally be observe screw rod graduation apparatus 17 and scale bar 11 degree, when reach needed for adjustment apart from when, then stop turn
It is dynamic, bolt is screwed in lock hole 27 again after the completion of adjustment and is fixed.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
In the description of the present invention, it should be understood that indicating position or the term of positional relationship are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The equipment or element of finger must have a particular orientation, is constructed and operated in a specific orientation, therefore should not be understood as to this reality
With novel limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level
Height is less than second feature.
Claims (10)
1. a kind of electrode distance adjustor, it is characterised in that: including studdle (1) and cover on the studdle (1)
Upper sealing guide sleeve (2) and bellows (3), the studdle (1) from front to back successively include scale bar (11), screw rod (12),
The rear end of guide rod (13), fixed link (14) and first flange disk (15), the fixed link (14) is provided with mounting hole (16), described
The front end of upper sealing guide sleeve (2) is cylindrical body (21), and rear end is provided with second flange disk (22), upper sealing guide sleeve (2)
The front of cylindrical body (21) is equipped with adjusting screw nut (23) by screw thread, is provided on the antetheca of the second flange disk (22) close
Sealing groove (24), the seal groove (24) is interior to be equipped with sealing ring (25), and the bellows (3) covers on the guide rod (13), and
Tail end of its front-end and back-end respectively with the tail portion of upper sealing guide sleeve (2) and guide rod (13) welds.
2. electrode distance adjustor according to claim 1, it is characterised in that: be cased with screw rod scale on the scale bar (11)
Table (17), and the rear end of the screw rod graduation apparatus (17) is threadedly coupled with screw rod (12).
3. electrode distance adjustor according to claim 2, it is characterised in that: the cylindrical body of upper sealing guide sleeve (2)
(21) front is that threaded threaded post (26) is arranged in outer surface, and the adjusting screw nut (23) is threaded in the threaded post
(26) on.
4. electrode distance adjustor according to claim 3, it is characterised in that: the rear end of the screw rod graduation apparatus (17) is arranged
Have protruding circular ring (18), and the protruding circular ring (18) is stuck in the interior forward end of the adjusting screw nut (23).
5. electrode distance adjustor according to claim 3, it is characterised in that: be provided with one on the upper sealing guide sleeve (2)
Lock hole (27), and internal screw thread is provided in lock hole (27).
6. electrode distance adjustor according to claim 1, it is characterised in that: the tail end and described second of the guide rod (13)
It is provided on rear side of ring flange (22) cylindrical step (28), the both ends of the bellows (3) are welded on the cylindrical stage
On rank (28).
7. electrode distance adjustor according to claim 6, it is characterised in that: the bellows (3) in the raw under
Its both ends is welded on cylindrical step (28), and its adjustable distance is 40mm.
8. electrode distance adjustor according to claim 7, it is characterised in that: the width of the cylindrical step (28) is
5mm。
9. electrode distance adjustor according to claim 1, it is characterised in that: be provided with flange peace on the second flange disk
It fills hole (29), and the second flange disk (22) is connected by the flange mounting hole (29) with sealing flange (4).
10. electrode distance adjustor described in any one of -9 according to claim 1, it is characterised in that: the studdle (1)
It is 304 stainless steel materials with upper sealing guide sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821295808.7U CN208461201U (en) | 2018-08-10 | 2018-08-10 | A kind of electrode distance adjustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821295808.7U CN208461201U (en) | 2018-08-10 | 2018-08-10 | A kind of electrode distance adjustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208461201U true CN208461201U (en) | 2019-02-01 |
Family
ID=65180767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821295808.7U Active CN208461201U (en) | 2018-08-10 | 2018-08-10 | A kind of electrode distance adjustor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208461201U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035680A (en) * | 2019-12-24 | 2021-06-25 | 中微半导体设备(上海)股份有限公司 | Leveling mechanism for vacuum equipment and plasma processing device |
| CN113092961A (en) * | 2021-04-01 | 2021-07-09 | 国网浙江省电力有限公司电力科学研究院 | Converter transformer partial discharge model operating mechanism |
-
2018
- 2018-08-10 CN CN201821295808.7U patent/CN208461201U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035680A (en) * | 2019-12-24 | 2021-06-25 | 中微半导体设备(上海)股份有限公司 | Leveling mechanism for vacuum equipment and plasma processing device |
| CN113092961A (en) * | 2021-04-01 | 2021-07-09 | 国网浙江省电力有限公司电力科学研究院 | Converter transformer partial discharge model operating mechanism |
| CN113092961B (en) * | 2021-04-01 | 2022-07-05 | 国网浙江省电力有限公司电力科学研究院 | Converter transformer partial discharge model operating mechanism |
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