CN212080002U - Straight pipe pressure balance type compensator for high-voltage combined electrical appliance - Google Patents
Straight pipe pressure balance type compensator for high-voltage combined electrical appliance Download PDFInfo
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- CN212080002U CN212080002U CN202020468184.5U CN202020468184U CN212080002U CN 212080002 U CN212080002 U CN 212080002U CN 202020468184 U CN202020468184 U CN 202020468184U CN 212080002 U CN212080002 U CN 212080002U
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- flange
- pipe
- connecting pipe
- combined electrical
- limiting ring
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- 230000000670 limiting effect Effects 0.000 claims abstract description 39
- 210000001503 joint Anatomy 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 12
- 239000004020 conductor Substances 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a straight tube pressure balance type compensator for high-pressure combined electrical apparatus, including first flange, work bellows, balanced bellows and guide bar, the right side of first flange is fixed with the end pipe, the right side of end pipe is provided with the work bellows, the surface of second flange, third flange and fourth flange all is connected with the guide arm, the guide bar is all installed with the downside inside of fourth flange to the upper and lower both sides of third flange. This straight tube pressure balance type compensator for high-voltage combined electrical apparatus is provided with first spacing ring, guide bar and second spacing ring, and the equal threaded connection in inside of first spacing ring and second spacing ring has the guide arm, through adjusting the relative position of guide arm in first spacing ring and second spacing ring inside, can carry out better limiting displacement to the compensation volume of balanced bellows, avoid the too big damage that causes balanced bellows inner conductor of compensation volume, be favorable to extension fixture's life.
Description
Technical Field
The utility model relates to a relevant technical field of superhigh pressure power equipment specifically is a straight tube pressure balance type compensator for high-voltage combined electrical apparatus.
Background
The high-voltage combined electrical apparatus metal corrugated pipe compensator is a connecting component which is used as a connecting part between two adjacent apparatus shells in a power system and is mainly used for installation adjustment, compensation of relative displacement between foundations, compensation of displacement caused by expansion and contraction caused by thermal expansion and cold contraction and the like, but the existing straight pipe pressure balance type compensator has certain defects.
The integral type structure that straight tube pressure balance type compensator adopted the welding to form mostly, and the structure is comparatively fixed, is not convenient for install and dock the inside generating line of casing, and the installation of device and dismantlement process are all very loaded down with trivial details, and current straight tube pressure balance type compensator does not have limited function to the compensation volume of bellows, easily causes the damage of device inner conductor when the compensation volume is too big, has reduced the life of device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a straight tube pressure balance type compensator for high-pressure combined electrical apparatus to provide the integral type structure that straight tube pressure balance type compensator adopted the welding to form mostly in solving above-mentioned background, the structure is comparatively fixed, is not convenient for install and dock the inside generating line of casing, does not have restrictive function to the compensation volume of bellows, easily causes the damage of device inner conductor when the compensation volume is too big, has reduced the life's of device problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a straight tube pressure balance type compensator for high-pressure combined electrical apparatus, includes first flange, work bellows, balanced bellows and guide bar, the right side of first flange is fixed with the end joint pipe, and the surface connection of end joint pipe has the second flange, the right side of end joint pipe is provided with the work bellows, and the right side of work bellows installs the connecting pipe to the right side of connecting pipe is connected with balanced bellows, the left side surface fixing of balanced bellows has the third flange, and the internal connection of third flange has the connecting pipe, the left side of balanced bellows is provided with first middle part and takes over, and first middle part is taken over and is located the right side of third flange, the right side surface mounting of balanced bellows has the fourth flange, and the right side of balanced bellows is provided with the second middle part and takes over to second middle part is located the left side of fourth flange, second flange, balanced bellows, The surface of third flange and fourth flange all is connected with the guide arm, and the terminal embedded installation of guide arm is in the inside of guide bar, the inside guide bar that all installs with the downside of fourth flange in the upper and lower both sides of third flange, and the left end of guide bar is fixed with first spacing ring to the right side of guide bar is fixed with the second spacing ring, the spiral line has all been seted up on the inner wall surface of first spacing ring and second spacing ring, and the internal surface of spiral line and the surface interconnect of guide arm.
Preferably, the first flange and the end connecting pipe are of an integrated structure, and the diameter of the first flange is smaller than that of the second flange.
Preferably, the connecting pipe is connected with the third flange in a clamping manner, and the length of the connecting pipe is smaller than that of the end connecting pipe.
Preferably, two sides of the balance corrugated pipe are symmetrically provided with 2 groups of working corrugated pipes, and the central points of the 2 groups of working corrugated pipes and the center point of the balance corrugated pipe are located on the same horizontal line.
Preferably, the guide rod, the first limiting ring and the second limiting ring form a threaded connection dismounting and mounting structure, the guide rod is symmetrically arranged about the center point of the third flange, and the guide rod, the second flange and the fourth flange are rotatably connected.
Preferably, the first limiting ring and the second limiting ring are symmetrically arranged about a midline of the guide rod, and the guide rod, the first limiting ring and the second limiting ring are fixedly connected.
Compared with the prior art, the beneficial effects of the utility model are that: the straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus,
1. the corrugated pipe balance device is provided with a first limiting ring, a guide rod and a second limiting ring, guide rods are in threaded connection with the inner parts of the first limiting ring and the second limiting ring, the compensation amount of the balance corrugated pipe can be well limited by adjusting the relative positions of the guide rods in the first limiting ring and the second limiting ring, the damage to a conductor in the balance corrugated pipe due to the fact that the compensation amount is too large is avoided, and the service life of the corrugated pipe balance device is prolonged;
2. the second flange is arranged on the outer surface of the working corrugated pipe and is connected with the balance corrugated pipe through the guide rod, the working corrugated pipe can be detached from two sides of the balance corrugated pipe by screwing the guide rod out of the guide rod, a bus in the device is convenient to mount and butt, and convenience in the mounting and dismounting process of the device is improved;
3. the bilateral symmetry of balanced bellows is provided with the work bellows, and the central point of balanced bellows and two sets of work bellows is located same water flat line, can be when inserting super high voltage power equipment, better bear the axial force between the equipment to carry out the compensation displacement that causes such as the flexible volume of equipment expend with heat and contract with cold.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the first position-limiting ring and the guide rod of the present invention;
fig. 4 is a schematic structural diagram of a metal bellows compensator for a high-voltage combined electrical apparatus in the prior art.
In the figure: 1. a first flange; 2. end connecting pipes; 3. a second flange; 4. a working bellows; 5. a connecting pipe; 6. a third flange; 7. helical thread; 8. a balance bellows; 9. a first middle adapter tube; 10. a fourth flange; 11. a second middle connection pipe; 12. a guide bar; 13. a first limit ring; 14. a guide bar; 15. and a second limit ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a straight pipe pressure balance type compensator for a high-voltage combined electrical appliance comprises a first flange 1, a butt joint pipe 2, a second flange 3, a working corrugated pipe 4, a connecting pipe 5, a third flange 6, spiral threads 7, a balance corrugated pipe 8, a first middle connecting pipe 9, a fourth flange 10, a second middle connecting pipe 11, a guide rod 12, a first limiting ring 13, a guide rod 14 and a second limiting ring 15, wherein the butt joint pipe 2 is fixed on the right side of the first flange 1, the outer surface of the butt joint pipe 2 is connected with the second flange 3, the working corrugated pipe 4 is arranged on the right side of the butt joint pipe 2, the connecting pipe 5 is installed on the right side of the working corrugated pipe 4, the balance corrugated pipe 8 is connected on the right side of the connecting pipe 5, the third flange 6 is fixed on the outer surface of the left side of the balance corrugated pipe 8, the connecting pipe 5 is connected inside the third flange 6, the first middle part 9 is arranged on, the first middle connecting pipe 9 is located on the right side of the third flange 6, a fourth flange 10 is mounted on the outer surface of the right side of the balance corrugated pipe 8, a second middle connecting pipe 11 is arranged on the right side of the balance corrugated pipe 8, the second middle connecting pipe 11 is located on the left side of the fourth flange 10, guide rods 12 are connected to the outer surfaces of the second flange 3, the third flange 6 and the fourth flange 10, the tail ends of the guide rods 12 are mounted inside the guide rods 14 in an embedded mode, guide rods 14 are mounted inside the upper side and the lower side of the third flange 6 and inside the lower side of the fourth flange 10, a first limiting ring 13 is fixed to the left end of each guide rod 14, a second limiting ring 15 is fixed to the right side of each guide rod 14, spiral threads 7 are formed in the inner wall surfaces of the first limiting ring 13 and the second limiting ring 15, and the inner surface of each spiral thread 7 is connected with the outer surface of each;
the first flange 1 and the end connecting pipe 2 are of an integrated structure, the diameter of the first flange 1 is smaller than that of the second flange 3, and the diameter of the second flange 3 is larger, so that the first flange and the second flange are conveniently butted with the third flange 6 on the surface of the balance corrugated pipe 8 through the guide rod 12;
the connecting pipe 5 is connected with the third flange 6 in a clamping manner, the length of the connecting pipe 5 is smaller than that of the end connecting pipe 2, and the connecting pipe 5 is clamped inside the third flange 6, so that the axial displacement of the end connecting pipe 2 is conveniently transmitted to the inside of the balance corrugated pipe 8, and the balance corrugated pipe 8 is convenient to perform displacement compensation;
two sides of the balance corrugated pipe 8 are symmetrically provided with 2 groups of working corrugated pipes 4, and the central points of the 2 groups of working corrugated pipes 4 and the balance corrugated pipe 8 are positioned on the same horizontal line, so that the work corrugated pipes are conveniently butted with ultrahigh-voltage power equipment, and the axial force between the equipment is better borne, thereby ensuring the normal operation of the subsequent compensation displacement work;
the guide rod 12, the first limiting ring 13 and the second limiting ring 15 form a dismounting and mounting structure in threaded connection, the guide rod 12 is symmetrically arranged about the center point of the third flange 6, the guide rod 12, the second flange 3 and the fourth flange 10 are rotatably connected, and the guide rod 12 is dismounted from the inner parts of the first limiting ring 13 and the second limiting ring 15, so that the dismounting and mounting between the working corrugated pipe 4 and the balance corrugated pipe 8 are conveniently realized, and the convenience of the bus connection work in the device is improved;
the first limiting ring 13 and the second limiting ring 15 are symmetrically arranged about the midline of the guide rod 14, the first limiting ring 13 and the second limiting ring 15 are fixedly connected, the positions of the guide rod 12 inside the first limiting ring 13 and the second limiting ring 15 are adjusted, and the connecting action of the guide rod 14 is utilized, so that a better limiting effect is achieved on the compensation amount of the balance corrugated pipe 8 during working, the damage of the conductor inside the balance corrugated pipe 8 caused by overlarge compensation amount is avoided, and the service life of the device is prolonged;
the working principle is as follows: when the straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus is used, as shown in fig. 1-4, the first flanges 1 at the end surfaces of the working corrugated pipes 4 at the two sides of the balance corrugated pipe 8 are respectively connected with equipment needing displacement compensation by using bolts, when the working corrugated pipes 4 at the left side and the working corrugated pipes 4 at the right side are axially displaced, the working corrugated pipes 4 at the left side and the working corrugated pipes 4 at the right side are subjected to displacement compensation by using the balance corrugated pipe 8, so that the axial displacement between the equipment is effectively absorbed, when the working corrugated pipes 4 at the two sides are required to be disassembled, firstly, the guide rod 12 in the first limiting ring 13 is rotated, and the end 2 is pulled to the left side, so that the guide rod 12 is separated from the inside of the connecting pipe guide rod 14, because the guide rod 12 is rotatably connected with the second flange 3, the second flange 3 cannot rotate together when the, at the moment, the connecting pipe 5 is also synchronously separated from the third flange 6 and the first middle connecting pipe 9, and the guide rod 12 in the second limiting ring 15 is rotated in the same way, so that the right working corrugated pipe 4 can be disassembled from the right side of the second middle connecting pipe 11 and the fourth flange 10, the operation is very simple and convenient in the whole process, and the buses in the device can be conveniently installed and butted by disassembling the working corrugated pipes 4 on the two sides of the balance corrugated pipe 8;
the inside of first spacing ring 13 and second spacing ring 15 all is provided with spiral line 7, through rotating guide arm 12 and utilizing the screw thread trend on spiral line 7 surface, make guide arm 12 adjustable in the relative position of guide bar 14 both sides, and then played better limiting displacement to the compensation volume of balanced bellows 8, avoid the too big damage that causes 8 internal conductor of balanced bellows of compensation volume, be favorable to extension means's life, the device is whole when inserting superhigh pressure power equipment, can be better bear the axial force between equipment, the displacement that causes such as the flexible volume of messenger's equipment expend with heat and contract with cold obtains abundant compensation, the normal work of equipment has been guaranteed, holistic practicality has been increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a straight tube pressure balance type compensator for high-pressure combined electrical apparatus, includes first flange (1), work bellows (4), balanced bellows (8) and guide bar (14), its characterized in that: the right side of the first flange (1) is fixed with a butt joint pipe (2), the outer surface of the butt joint pipe (2) is connected with a second flange (3), the right side of the butt joint pipe (2) is provided with a working corrugated pipe (4), the right side of the working corrugated pipe (4) is provided with a connecting pipe (5), the right side of the connecting pipe (5) is connected with a balance corrugated pipe (8), the left side outer surface of the balance corrugated pipe (8) is fixed with a third flange (6), the inside of the third flange (6) is connected with the connecting pipe (5), the left side of the balance corrugated pipe (8) is provided with a first middle connecting pipe (9), the first middle connecting pipe (9) is positioned on the right side of the third flange connecting pipe (6), the right side outer surface of the balance corrugated pipe (8) is provided with a fourth flange (10), and the right side of the balance corrugated pipe (8), and second middle part is taken over (11) and is located the left side of fourth flange (10), the surface of second flange (3), third flange (6) and fourth flange (10) all is connected with guide arm (12), and the terminal embedded inside of installing at guide bar (14) of guide arm (12), inside and the inside downside of fourth flange (10) of the upper and lower both sides of third flange (6) all install guide bar (14), and the left end of guide bar (14) is fixed with first spacing ring (13), and the right side of guide bar (14) is fixed with second spacing ring (15), spiral line (7) have all been seted up on the inner wall surface of first spacing ring (13) and second spacing ring (15), and the internal surface of spiral line (7) and the surface interconnect of guide arm (12).
2. The straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus according to claim 1, characterized in that: the first flange (1) and the end connecting pipe (2) are of an integrated structure, and the diameter of the first flange (1) is smaller than that of the second flange (3).
3. The straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus according to claim 1, characterized in that: the connecting pipe (5) is connected with the third flange (6) in a clamping mode, and the length of the connecting pipe (5) is smaller than that of the end connecting pipe (2).
4. The straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus according to claim 1, characterized in that: the two sides of the balance corrugated pipe (8) are symmetrically provided with 2 groups of working corrugated pipes (4), and the central points of the 2 groups of working corrugated pipes (4) and the balance corrugated pipe (8) are positioned on the same horizontal line.
5. The straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus according to claim 1, characterized in that: the guide rod (12), the first limiting ring (13) and the second limiting ring (15) form a threaded connection dismounting and mounting structure, the guide rod (12) is symmetrically arranged relative to the center point of the third flange (6), and the guide rod (12), the second flange (3) and the fourth flange (10) are rotatably connected.
6. The straight pipe pressure balance type compensator for the high-voltage combined electrical apparatus according to claim 1, characterized in that: the first limiting ring (13) and the second limiting ring (15) are symmetrically arranged about a midline of the guide rod (14), and the guide rod (14), the first limiting ring (13) and the second limiting ring (15) are fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020468184.5U CN212080002U (en) | 2020-04-02 | 2020-04-02 | Straight pipe pressure balance type compensator for high-voltage combined electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020468184.5U CN212080002U (en) | 2020-04-02 | 2020-04-02 | Straight pipe pressure balance type compensator for high-voltage combined electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212080002U true CN212080002U (en) | 2020-12-04 |
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ID=73563294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020468184.5U Expired - Fee Related CN212080002U (en) | 2020-04-02 | 2020-04-02 | Straight pipe pressure balance type compensator for high-voltage combined electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212080002U (en) |
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2020
- 2020-04-02 CN CN202020468184.5U patent/CN212080002U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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Granted publication date: 20201204 |