CN210667986U

CN210667986U - Special machining voltage stabilizing device for hydraulic generator seat ring

Info

Publication number: CN210667986U
Application number: CN201922011131.0U
Authority: CN
Inventors: 王伟
Original assignee: Zhejiang East China Engineering Consulting Co Ltd
Current assignee: Zhejiang East China Engineering Consulting Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-06-02
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to a hydraulic generator seat ring special machine tooling voltage regulator device belongs to hydraulic generator's technical field, its technical scheme main points, include: seat ring special machining equipment; and the electricity is connected in the transformer on the special machining equipment of seat ring, the outside of transformer is installed and is used for right the transformer carries out the quick-witted case that protects, still install on the lateral surface of machine case and be used for right the transformer carries out the heat dissipation mechanism that the cooling was handled, heat dissipation mechanism includes: the fixing frame is arranged on the outer side surface of the case; and the heat dissipation assembly is fixedly arranged on the fixing frame, and a fastening assembly used for fixing the transformer is further arranged in the case. The utility model discloses have and carry out effective radiating effect to the transformer.

Description

Special machining voltage stabilizing device for hydraulic generator seat ring

Technical Field

The utility model belongs to the technical field of hydraulic generator's technique and specifically relates to a hydraulic generator seat ring special machine tooling voltage regulator device is related to.

Background

At present, a hydraulic generator of a large and medium hydropower station generally needs to provide special seat ring machining equipment by a host manufacturer in a machine pit, carry out on-site finish machining on a seat ring, a lower fixed leakage-stopping ring and a foundation ring of the hydraulic generator, and carry out on-site planning and assembling on parts such as an assembly vertical face, a plane and the like, so that the installation precision requirement is high.

The geographical position of the existing hydropower station is usually remote and is positioned at the tail end of a power grid, so that the conditions of unstable construction power grid voltage, large voltage fluctuation range and poor power supply quality can occur in the special machining equipment for the hydraulic generator seat ring during operation, a transformer is usually arranged to solve the problems of unstable construction power grid voltage, large voltage fluctuation and poor power supply quality, and the transformer mainly comprises an outer box, an iron core and a coil.

The above prior art solutions have the following drawbacks: but at transformer work operation process, iron core and coil in the transformer can produce the loss and lead to generating heat, and the heat-sinking capability of transformer outer container is relatively poor, is difficult to in time dispel the heat to can lead to the high temperature in the transformer, and then can lead to the transformer high temperature and damage the problem of shutting down.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic generator seat ring special machine tooling voltage regulator device has and carries out effective radiating effect to the transformer.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a hydraulic generator seat ring special machine tooling voltage regulator device, includes: seat ring special machining equipment; and the electricity is connected in the transformer on the special machining equipment of seat ring, the outside of transformer is installed and is used for right the transformer carries out the quick-witted case that protects, still install on the lateral surface of machine case and be used for right the transformer carries out the heat dissipation mechanism that the cooling was handled, heat dissipation mechanism includes: the fixing frame is arranged on the outer side surface of the case; and the heat dissipation assembly is fixedly arranged on the fixing frame, and a fastening assembly used for fixing the transformer is further arranged in the case.

By adopting the technical scheme, the high requirement of the machining equipment special for the seat ring on the power supply quality can be effectively met by arranging the transformer, so that the normal work of the machining equipment special for the seat ring can be ensured; the case is arranged, so that the transformer can be protected to a certain extent, and the transformer can be prevented from being damaged; meanwhile, the heat dissipation mechanism is arranged in the case, so that heat generated by the transformer in the using process can be effectively dissipated and cooled, and the service life of the transformer can be prolonged.

The utility model discloses further set up to: the heat dissipation assembly comprises a rotary motor arranged on the fixed frame; a fan blade connected to the drive end of the rotary motor; the separation net is connected to the fixed frame and used for protecting the fan blades; and the fixing piece is arranged at the edge of the port of the fixing frame and used for fixing the separation net.

Through adopting above-mentioned technical scheme, through the structure that sets up rotating motor and flabellum, can be convenient for play the effect of heat dissipation cooling to the transformer of quick-witted incasement to can improve the life of transformer, separate the net through setting up simultaneously, can be convenient for play the effect of protection to the flabellum.

The utility model discloses further set up to: the fixing piece comprises a fixing frame surrounding the peripheral side edges of the separation net; the fixing groove is arranged at the edge of the port of the fixing frame and matched with the fixing frame; and a bolt for fixing the fixing frame in the fixing groove.

Through adopting above-mentioned technical scheme, through setting up fixed frame, fixed slot and the structure that the bolt was mutually supported, not only can play fixed effect to separating the net, but also can be through dismantling the bolt, then can dismantle, so that clear up separating the net to separating the net.

The utility model discloses further set up to: the fastening assembly comprises a plurality of connecting concave blocks which are symmetrically connected to two sides of the transformer; the fixed block is connected to the bottom of the case and matched with the connecting concave block; the threaded holes are simultaneously formed in the connecting concave block and the fixed block; and the bolt is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, through setting up the structure of connecting concave piece and fixed block and mutually supporting, can play the effect of direction to the transformer to make the concave piece sliding connection of connection on the transformer on the fixed block of quick-witted case, then through the fixed knot structure of bolt and screw hole threaded connection, can be so that connect concave piece and fixed block reciprocal anchorage, thereby make the transformer fix at quick-witted incasement.

The utility model discloses further set up to: dovetail blocks are arranged on two sides of the transformer, and dovetail grooves in sliding connection with the dovetail blocks are arranged on two sides of the interior of the case.

By adopting the technical scheme, the transformer can be conveniently and quickly positioned in the case by arranging the structure that the dovetail block and the dovetail groove are matched with each other.

The utility model discloses further set up to: and the side surface of the case is provided with a heat dissipation plate through a connecting piece.

Through adopting above-mentioned technical scheme, not only can be convenient for the air of quick-witted incasement to flow through setting up the heating panel, can carry out the separation to the dust in the air moreover to can prevent that the dust from getting into quick-witted incasement, and then can avoid the dust adhesion to the surface of transformer, in order to influence the use of transformer.

The utility model discloses further set up to: the connecting piece comprises a fixing plate which is arranged on one side of the case and used for sealing the case; and a plurality of screws for fixing the fixing plate and the heat radiating plate.

Through adopting above-mentioned technical scheme, through the fixed cooperation structure that sets up fixed plate and screw rod, not only can fix the heating panel, also can seal the lid to one side of quick-witted case moreover and close to can play the effect of protection to the transformer of quick-witted incasement.

The utility model discloses further set up to: and one side of the case is provided with a sliding chute which is in sliding connection with the heat dissipation plate and the fixing plate.

Through adopting above-mentioned technical scheme, through setting up the spout, can slide heating panel and fixed plate on one side of quick-witted case along the spout to can be convenient for install fast or dismantle heating panel and fixed plate.

The utility model discloses further set up to: a supporting rod is installed on the side face of the bottom of the case, and the supporting rod is hinged to a universal wheel through a rotating rod.

Through adopting above-mentioned technical scheme, through the connection structure who sets up branch and universal wheel, not only can be convenient for remove the quick-witted case to alleviate staff's intensity of labour, can pass through the bull stick upwards swing with the universal wheel and place in addition when need not using the universal wheel, thereby can avoid the universal wheel to contact ground, in order to cause the problem of stability reduction.

To sum up, the utility model discloses a beneficial technological effect does:

1. the high requirement of the machining equipment special for the seat ring on the power supply quality can be effectively met by arranging the transformer, so that the normal work of the machining equipment special for the seat ring can be ensured; the case is arranged, so that the transformer can be protected to a certain extent, and the transformer can be prevented from being damaged; meanwhile, the heat dissipation mechanism is arranged in the case, so that heat generated in the use process of the transformer can be effectively dissipated and cooled, and the service life of the transformer can be prolonged;

2. the heat dissipation plate is arranged, so that air in the case can flow conveniently, dust in the air can be blocked, the dust can be prevented from entering the case, and the dust can be prevented from being adhered to the surface of the transformer to influence the use of the transformer;

3. through setting up the spout, can slide heating panel and fixed plate on one side of quick-witted case along the spout to can be convenient for install fast or dismantle heating panel and fixed plate.

Drawings

Fig. 1 is a schematic view of the overall structure of the special machining voltage stabilizer for the hydro-generator seat ring of the utility model;

fig. 2 is a schematic structural view of the heat dissipation mechanism of the present invention;

FIG. 3 is a schematic structural view of the heat dissipating plate and the connecting member of the present invention;

fig. 4 is a schematic structural view of the fastening assembly of the present invention.

In the figure, 1, a seat ring special machining device; 2. a transformer; 21. connecting the concave blocks; 22. a dovetail block; 3. a chassis; 31. a fixed block; 32. a dovetail groove; 33. a chute; 34. a strut; 341. a rotating rod; 342. a universal wheel; 4. a fixed mount; 41. a rotary motor; 42. a fan blade; 43. separating the net; 431. a fixed frame; 44. fixing grooves; 45. a bolt; 5. a threaded hole; 6. a bolt; 7. a heat dissipation plate; 8. a fixing plate; 9. a screw.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, for the utility model discloses a special machining voltage regulator device of hydraulic generator seat ring, include: the seat ring special machining equipment 1 is generally applied to some large hydropower stations, and the seat ring special machining equipment 1 is used for turning and finish machining stress components such as a seat ring, a lower fixed leakage-stopping ring and a foundation ring in a hydraulic generator; during the operation of the special seat ring machining equipment 1, since some large hydropower stations are usually built at remote geographical positions and at the tail end of a power grid, the voltage of the power grid is unstable, the voltage fluctuation is large, and the power supply quality is poor, so that the direct current collecting ring of the special seat ring machining equipment 1 is burnt out and shut down, and further the construction period and the economic loss of shutdown are delayed.

Therefore, as shown in fig. 1 and fig. 2, in this embodiment, a transformer 2 is electrically connected to the machining device 1 dedicated to seat rings to solve the problems of unstable voltage, large voltage fluctuation and poor power supply quality of a construction power grid, a chassis 3 for protecting the transformer 2 is installed outside the transformer 2, and the transformer 2 is a dry isolation transformer, and there is no direct electrical connection between main and secondary windings of the dry isolation transformer, and there is only a magnetic connection, so that the transient peak and harmful noise of the power grid can be effectively attenuated and isolated, thereby effectively improving the power supply quality and keeping the voltage stable within a certain allowable range, and further avoiding shutdown caused by burning of the direct current collector ring of the machining device 1 dedicated to seat rings.

In the use process of the transformer 2, a certain amount of heat is generated after the current passes through the coil, and in order to ensure long-term normal operation of the transformer 2 and prolong the service life of the transformer 2, the transformer 2 needs to be subjected to heat dissipation and temperature reduction treatment. As shown in fig. 2, in the present embodiment, a heat dissipation mechanism for performing heat dissipation and temperature reduction processing on the transformer 2 is mounted on an outer side surface of the enclosure 3, and the heat dissipation mechanism includes: install mount 4 on 3 lateral surfaces of this quick-witted case, on a side of this mount 4 protrusion outer container, and fixed mounting has a radiator unit on this mount 4, and this radiator unit can carry out effectual heat dissipation cooling to the heat that transformer 2 produced in the use and handle to can improve transformer 2's life.

Specifically, as shown in fig. 2, in the present embodiment, the heat dissipation assembly includes: a rotary motor 41 mounted on the fixed frame 4, a driving end of the rotary motor 41 is connected with a fan blade 42 to drive the fan blade 42 to rotate, a port of the fixed frame 4 is detachably mounted with a layer of separation net 43, and the separation net 43 can protect the fan blade 42 conveniently; and the port edge at this mount 4 still is provided with the mounting, this mounting is used for fixing separating net 43, through the structure that sets up rotary motor 41 and flabellum 42, can be convenient for play the effect of heat dissipation cooling to transformer 2 in quick-witted case 3, thereby can improve transformer 2's life, simultaneously through setting up the structure that separates net 43 and mounting mutually support, can be convenient for play fixed effect to separating net 43, thereby make to separate net 43 can play the effect of protection to flabellum 42.

More specifically, as shown in fig. 2, in the present embodiment, the fixing member includes: a fixing frame 431 surrounding the peripheral side of the separation net 43, wherein a fixing groove 44 matched with the fixing frame 431 is arranged at the edge of the port of the fixing frame 4, and the fixing frame 431 can slide into the port of the fixing frame 4 along the fixing groove 44 to protect the fan blades 42; meanwhile, threaded holes are formed in the top of the fixing frame 431 and the edge of the fixing frame 4, the threaded holes in the fixing frame 431 correspond to the threaded holes in the fixing frame 4, and the fixing frame 431 can be fixed on the fixing frame 4 by screwing the bolts 45 into the threaded holes.

According to the structure, through the arrangement of the fixing frame 431, the fixing groove 44 and the bolt 45 which are matched with each other, not only the separation net 43 can be fixed, but also the separation net 43 can be detached by detaching the bolt 45, so that the separation net 43 can be cleaned conveniently.

Meanwhile, as shown in fig. 3, a heat dissipation plate 7 is installed on the side corresponding to the door of the case 3, the heat dissipation plate 7 is detachably installed on the side of the case 3 through a connecting piece, through the arrangement of the heat dissipation plate 7, not only can the circulation of air in the case 3 be facilitated, but also the heat dissipation and cooling effects on the transformer 2 can be achieved, and the separation of dust in the air can be achieved, so that the dust can be prevented from entering the case 3, and further the dust can be prevented from being adhered to the surface of the transformer 2 to influence the use of the transformer 2.

More specifically, as shown in fig. 3, in the present embodiment, the connecting member includes: a fixing plate 8 installed at one side of the cabinet 3 for closing the cabinet 3; and a plurality of screws 9 for fixing the fixing plate 8 and the heat dissipation plate 7, wherein a plurality of heat dissipation strip holes for heat dissipation are also formed in the fixing plate 8, and according to the structure, the fixing and matching structure of the fixing plate 8 and the screws 9 is arranged, so that not only can the heat dissipation plate 7 be fixed, but also one side of the case 3 can be sealed and covered, and the transformer 2 in the case 3 can be protected.

Preferably, a sliding slot 33 is further formed on one side of the casing 3, two sliding slots 33 are formed in the sliding slot 33, and the two sliding slots 33 are slidably connected with the heat dissipation plate 7 and the fixing plate 8 respectively. By providing these sliding grooves 33, the heat dissipation plate 7 and the fixing plate 8 can be slid on one side of the case 3 along the sliding grooves 33, so that it is possible to facilitate the quick mounting or dismounting of the heat dissipation plate 7 and the fixing plate 8.

Meanwhile, in order to move the case 3 conveniently, a supporting rod 34 is installed on the side face of the bottom of the case 3, the supporting rod 34 is hinged to a universal wheel 342 through a rotating rod 341, and by arranging the connecting structure of the supporting rod 34 and the universal wheel 342, the case 3 can be moved conveniently to reduce the labor intensity of workers, and when the universal wheel 342 is not needed, the universal wheel 342 is placed in an upward swinging mode through the rotating rod 341, so that the problem that the stability is reduced due to the fact that the universal wheel 342 is in contact with the ground can be solved.

As shown in fig. 4, in the present embodiment, a fastening assembly for fixing the transformer 2 is further provided in the enclosure 3, and the fastening assembly includes: a plurality of connection concave blocks 21 that are symmetrical fixed connection in the upper and lower both sides of this transformer 2, and install respectively at the bottom and the top of this quick-witted case 3 and be connected concave block 21 fixed block 31 of mutually supporting, and seted up screw hole 5 simultaneously on this connection concave block 21 and this fixed block 31 to and the bolt 6 with this screw hole 5 threaded connection, twist into this screw hole 5 through using this bolt 6, fix on fixed block 31 with connecting concave block 21.

According to the structure, through setting up the structure of connecting concave piece 21 and fixed block 31 and mutually supporting, can play certain guide effect to transformer 2 in this quick-witted case 3 to can be convenient for connect concave piece 21 sliding connection on this transformer 2 on quick-witted case 3 on the fixed block 31, then through the fixed knot structure of bolt 6 with screw hole 5 threaded connection, can be so that connect concave piece 21 and fixed block 31 reciprocal anchorage, thereby make transformer 2 firm the installation in this quick-witted case 3.

Preferably, as shown in fig. 4, dovetail blocks 22 are further disposed on both upper and lower sides of the transformer 2, dovetail grooves 32 are disposed on the bottom and top of the case 3 and are engaged with and slidably connected to the dovetail blocks 22, and the transformer 2 can be conveniently and rapidly positioned in the case 3 by providing a structure in which the dovetail blocks 22 and the dovetail grooves 32 are engaged with each other.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a hydraulic generator seat ring special machine tooling voltage regulator device which characterized in that includes: the seat ring special machining equipment (1); and the electricity connect in transformer (2) on seat ring special machining equipment (1), the outside of transformer (2) is installed and is used for right quick-witted case (3) that transformer (2) carry out the protection, still install on the lateral surface of machine case (3) and be used for right transformer (2) carry out the heat dissipation mechanism that the cooling was handled that dispels the heat, heat dissipation mechanism includes: a fixing frame (4) arranged on the outer side surface of the case (3); and the heat dissipation assembly is fixedly arranged on the fixing frame (4), and a fastening assembly used for fixing the transformer (2) is further arranged in the case (3).

2. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 1, wherein the heat dissipation assembly comprises: a rotary motor (41) mounted on the fixed frame (4); a fan blade (42) connected to a drive end of the rotary motor (41); the separation net (43) is connected to the fixed frame (4) and used for protecting the fan blades (42); and the fixing piece is arranged at the edge of the port of the fixing frame (4) and is used for fixing the separation net (43).

3. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 2, wherein the fixing piece comprises: a fixed frame (431) surrounding the peripheral side edge of the separation net (43); a fixing groove (44) which is arranged at the edge of the port of the fixing frame (4) and is matched with the fixing frame (431); and a bolt (45) for fixing the fixing frame (431) in the fixing groove (44).

4. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 1, wherein the fastening assembly comprises: a plurality of connection concave blocks (21) symmetrically connected to both sides of the transformer (2); the fixed block (31) is connected to the bottom of the case (3) and matched with the connecting concave block (21); threaded holes (5) which are simultaneously arranged on the connecting concave block (21) and the fixing block (31); and a bolt (6) in threaded connection with the threaded hole (5).

5. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 1, wherein dovetail blocks (22) are arranged on two sides of the transformer (2), and dovetail grooves (32) which are in sliding connection with the dovetail blocks (22) are arranged on two sides of the interior of the case (3).

6. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 1, wherein a heat dissipation plate (7) is installed on the side surface of the case (3) through a connecting piece.

7. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 6, wherein the connecting piece comprises: a fixing plate (8) mounted on one side of the case (3) and used for sealing the case (3); and a plurality of screws (9) for fixing the heat sink (7) and the fixing plate (8).

8. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 7, wherein a sliding groove (33) which is slidably connected with the heat dissipation plate (7) and the fixing plate (8) is formed in one side of the case (3).

9. The special machining voltage stabilizing device for the water turbine generator seat ring according to claim 1, wherein a supporting rod (34) is installed on the side face of the bottom of the machine box (3), and the supporting rod (34) is hinged to a universal wheel (342) through a rotating rod (341).