CN218564840U

CN218564840U - Hydropower station unit speed regulator convenient to replace

Info

Publication number: CN218564840U
Application number: CN202222152827.7U
Authority: CN
Inventors: 贾龙
Original assignee: China Power International Technology Co ltd
Current assignee: China Power International Technology Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-03-03
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a power station unit speed regulator convenient to change, the on-line screen storage device comprises a base, be equipped with the bottom plate on the base, the bottom plate is the rectangle plate, the last fixed surface of bottom plate is connected with the baffle, the quantity of baffle is two, and two baffle fixed connection are in the both sides department of bottom plate, the upper surface difference fixedly connected with limiting plate of baffle, the last surface slip of bottom plate is equipped with the fly leaf, the fly leaf with be equipped with coupling mechanism between the bottom plate, the upper surface of bottom plate is connected with the roof through adjustment mechanism, the utility model discloses a be provided with the bottom plate, set up baffle and limiting plate on the bottom plate, the fly leaf slides and sets up on the upper surface of bottom plate, and connects the roof through adjustment mechanism on the fly leaf, and the speed regulator setting is on the roof to speed regulator accessible fly leaf and equipment high-speed joint realize quick installation to realize quick fixed through coupling mechanism.

Description

Hydropower station unit speed regulator convenient to replace

Technical Field

The invention relates to the technical field of speed regulators, in particular to a hydropower station unit speed regulator convenient to replace.

Background

The speed regulator of the hydropower station unit can be divided into various forms such as a mechanical type, a pneumatic type, a hydraulic type, a mechanical pneumatic composite type, a mechanical hydraulic composite type, an electronic type and the like according to different working principles. But the most widely used currently belongs to a mechanical speed regulator, which has simple structure, reliable work and good performance, and can automatically adjust the rotating speed of the water-turbine generator set to ensure that the water-turbine generator set runs within the allowable deviation of the rated rotating speed so as to meet the requirement of a power grid on the frequency quality.

The existing mechanical speed regulator of the hydropower station unit is high in use strength and long in working time, the mechanical speed regulator of the hydropower station unit needs to be replaced and maintained regularly, particularly in seasons with abundant water, a relatively fast period is needed for replacement and maintenance, the mechanical speed regulators of different manufacturers in the same specification are different in overall dimension, the same manufacturer has deviations in overall dimension of the speed regulators in the same specification and different batches, and small errors are easily generated during replacement and installation, so that the installation accuracy and the subsequent service life of the mechanical speed regulators are influenced.

Therefore, the hydropower station unit speed regulator convenient to replace is provided.

Disclosure of Invention

The invention aims to provide a hydropower station unit speed regulator convenient to replace, and the hydropower station unit speed regulator is used for solving the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a power station unit speed regulator convenient to change, includes the base, be equipped with the bottom plate on the base, the bottom plate is the rectangle plate, the last fixed surface of bottom plate is connected with the baffle, the quantity of baffle is two, and two baffle fixed connection are in the both sides department of bottom plate, the last surface difference fixedly connected with limiting plate of baffle, the last surface sliding of bottom plate is equipped with the fly leaf, the fly leaf with be equipped with coupling mechanism between the bottom plate, the upper surface of bottom plate is connected with the roof through adjustment mechanism.

According to the technical scheme, the adjusting mechanism comprises two guide rods, the two guide rods are arranged on two sides of the upper surface of the movable plate, two ends of each guide rod are fixedly connected with the movable plate through a connecting plate, the lower surface of the top plate is provided with a movable block which is connected with the guide rods in a sliding mode, the upper surface of the movable plate is provided with a driving screw in a rotating mode, the outer surface of the driving screw is connected with a transmission block in a threaded mode, and the transmission block is fixedly connected with the top plate.

According to the technical scheme, the transmission block comprises a transmission block main body, the outer peripheral face of the transmission block main body is provided with an annular groove, the inner surface of the annular groove is provided with a buffer block in a sliding mode, an elastic piece is arranged between the buffer block and the transmission block, and the buffer block is fixedly connected with the top plate.

According to the technical scheme, coupling mechanism includes the shell, and the quantity of shell is two, and two shell fixed connection are in the upper surface one end department of limiting plate, the terminal surface of limiting plate corresponds shell department and runs through and is equipped with logical groove, is equipped with the connecting pipe between two shells, and the connecting pipe runs through respectively on two lateral walls that two shells are close to mutually, the internal surface of shell rotates respectively and is equipped with the gear, be equipped with the rotation sleeve pipe between the gear, the outer fixed surface of rotation sleeve pipe is connected with the fixed hook, the upper surface of fly leaf is equipped with the fixed slot with fixed hook matched with, the upper surface of fly leaf is equipped with the tooth with gear engagement.

According to the technical scheme, a circular groove is formed in the center of the gear, a ratchet is arranged on the inner surface of the circular groove of the gear on one side, a pawl matched with the ratchet is rotatably arranged on the side wall of the connecting pipe, and a torsion spring is arranged between the circular groove of the gear on the other side and the connecting pipe.

Compared with the prior art, the invention has the following beneficial effects: according to the invention, the bottom plate is arranged, the baffle plate and the limiting plate are arranged on the bottom plate, the movable plate is arranged on the upper surface of the bottom plate in a sliding manner, the movable plate is connected with the top plate through the adjusting mechanism, and the speed regulator is arranged on the top plate, so that the speed regulator can be quickly connected with equipment through the movable plate, the quick installation is realized, the quick fixation is realized through the connecting mechanism, the fine adjustment of the position of the speed regulator is realized through the adjusting mechanism, and the installation of the equipment is convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic overall elevational cross-sectional structural view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic sectional front view of the housing of the present invention;

FIG. 4 is a schematic view of the drive block of the present invention;

in the figure: 1-bottom plate, 2-baffle, 3-limiting plate, 4-movable plate, 5-top plate, 6-guide rod, 7-driving screw, 8-transmission block body, 9-buffer block, 10-shell, 11-connecting pipe, 12-gear, 13-rotating sleeve, 14-fixed hook, 15-ratchet and 16-pawl.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the hydropower station unit speed regulator convenient to replace comprises a base and is shown in figure 1, wherein a bottom plate 1 is arranged on the base, the bottom plate 1 is a rectangular plate, baffle plates 2 are fixedly connected to the upper surface of the bottom plate 1, the baffle plates 2 are long-strip-shaped plates, the number of the baffle plates 2 is two, the two baffle plates 2 are fixedly connected to two sides of the bottom plate 1, limiting plates 3 are fixedly connected to the upper surfaces of the baffle plates 2 respectively, sliding grooves are formed in two sides of the bottom plate 1 by the baffle plates 2 and the limiting plates 3 together, a movable plate 4 is arranged on the upper surface of the bottom plate 1 in a sliding mode, two sides of the movable plate 4 are inserted into the formed sliding grooves respectively, a connecting mechanism is arranged between the movable plate 4 and the bottom plate 1, after the movable plate 4 slides into equipment, the movable plate 4 and the bottom plate 1 are fixed by the connecting mechanism, the upper surface of the bottom plate 1 is connected with a top plate 5 through an adjusting mechanism, and the speed regulator is fixedly connected to the upper surface of the top plate 5;

specifically, the adjusting mechanism comprises two guide rods 6, the two guide rods 6 are arranged at two sides of the upper surface of the movable plate 4, the length direction of the guide rods 6 is arranged in the same direction as the length direction of the movable plate 4, two ends of the guide rods 6 are fixedly connected with the movable plate 4 through connecting plates, the lower surface of the top plate 5 is provided with a movable block which is connected with the guide rods 6 in a sliding manner, the guide rods 6 penetrate through the end surfaces of the movable blocks and are connected with the movable blocks in a sliding manner, the upper surface of the movable plate 4 is rotatably provided with a driving screw 7, the length direction of the driving screw 7 is arranged in the same direction as the length direction of the guide rods 6, the outer surface of the driving screw 7 is screwed with a transmission block which is fixedly connected with the top plate 5, one end of the driving screw 7 is connected with a handle, the driving screw 7 is driven to rotate through the handle, the top plate 5 is controlled to move relative to the movable plate 4 under the screw thread matching effect, and the position of the speed adjuster is finely adjusted;

specifically, the transmission block comprises a transmission block main body 8, the transmission block main body 8 is in threaded connection with a driving screw 7, an annular groove is formed in the outer peripheral surface of the transmission block main body 8, the annular groove and the transmission block main body 8 are coaxially arranged, a buffer block 9 is arranged on the inner surface of the annular groove in a sliding mode, an elastic piece is arranged between the buffer block 9 and the transmission block, the buffer block 9 and the top plate 5 are fixedly connected, when the speed regulator is installed, after the speed regulator is in contact with external equipment, if the driving screw 7 continues to rotate, the transmission block main body 8 moves relative to the buffer block 9, the elastic piece plays a buffering role at the moment, and the speed regulator is prevented from being damaged;

specifically, the connecting mechanism includes two shells 10, the two shells 10 are fixedly connected to one end of the upper surface of the limiting plate 3, a through groove is formed in a position, corresponding to the shell 10, of the end surface of the limiting plate 3, a connecting pipe 11 is arranged between the two shells 10, the connecting pipe 11 respectively penetrates through two side walls, close to the two shells 10, of the two shells 10, a gear 12 is respectively rotatably arranged on the inner surface of each shell 10, a rotating sleeve 13 is arranged between the gears 12, the rotating sleeve 13 is sleeved outside the connecting pipe 11, a fixed hook 14 is fixedly connected to the outer surface of the rotating sleeve 13, the gear 12 drives the rotating sleeve 13 to rotate through the rotation of the driving gear 12, the rotating sleeve 13 can drive the fixed hook 14 to rotate, a fixed groove matched with the fixed hook 14 is formed in the upper surface of the movable plate 4, when the fixed hook 14 is hooked into the fixed groove, the movable plate 4 and the bottom plate 1 can be fixed, as shown in fig. 3, teeth meshed with the gear 12 are formed in the upper surface of the movable plate 4, and the teeth can rotate when the movable plate 4 is inserted into the device;

specifically, a circular groove is formed in the center of the gear 12, the circular groove is coaxially arranged with the gear 12, as shown in fig. 3, a ratchet 15 is arranged on the inner surface of the circular groove of the gear 12 on one side, a pawl 16 matched with the ratchet 15 is rotatably arranged on the side wall of the connecting pipe 11, a transmission tooth is arranged on the outer surface of the pawl 16, a rotating gear meshed with the transmission tooth is arranged inside the connecting pipe 11, a handle is arranged outside the housing 10, the handle can drive the rotating gear to rotate, the pawl 16 is driven to rotate by the transmission tooth, so that the pawl 16 is separated from the ratchet 15, a torsion spring is arranged between the circular groove of the gear 12 on the other side and the connecting pipe 11, and under the action of the torsion spring, the fixing hook 14 can be separated from the fixing groove, and at the moment, the movable plate 4 can be pulled out;

the utility model discloses during the use, insert fly leaf 4 by bottom plate 1's one end, after tooth and gear 12 contact, gear 12 can drive rotating sleeve 13 rotatory, drive fixed hook 14 and insert in the fixed slot, make fixed hook 14 unable reseing under the effect of ratchet 15 and pawl 16, can be fixed between fly leaf 4 and the bottom plate 1, it is rotatory through control drive screw 7, it removes to drive the transmission block under screw-thread fit's effect, the transmission block drives the roof and removes, finely tune the position of speed regulator, the installation of being further convenient for.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a power station unit speed regulator convenient to change, includes the base, its characterized in that: be equipped with on the base bottom plate (1), bottom plate (1) is the rectangle plate, the last fixed surface of bottom plate (1) is connected with baffle (2), the quantity of baffle (2) is two, two baffle (2) fixed connection in the both sides department of bottom plate (1), the last surface difference fixedly connected with limiting plate (3) of baffle (2), the last surface sliding of bottom plate (1) is equipped with fly leaf (4), fly leaf (4) with be equipped with coupling mechanism between bottom plate (1), the upper surface of bottom plate (1) is connected with roof (5) through adjustment mechanism.

2. The hydro-power plant unit governor of claim 1 to facilitate replacement, wherein: adjustment mechanism includes guide arm (6), the quantity of guide arm (6) is two, and two guide arm (6) set up the upper surface both sides department of fly leaf (4), the both ends of guide arm (6) pass through the connecting plate with fly leaf (4) fixed connection, the lower surface of roof (5) be equipped with guide arm (6) sliding connection has the movable block, the upper surface of fly leaf (4) rotates and is equipped with driving screw (7), the surface spiro union of driving screw (7) has the transmission piece, the transmission piece with roof (5) fixed connection.

3. The hydro-power plant unit governor of claim 2 that facilitates replacement, wherein: the transmission block comprises a transmission block main body (8), the outer peripheral face of the transmission block main body (8) is provided with an annular groove, the inner surface of the annular groove is provided with a buffer block (9) in a sliding manner, an elastic piece is arranged between the buffer block (9) and the transmission block, and the buffer block (9) is fixedly connected with the top plate (5).

4. The hydro-power plant unit governor of claim 3 that facilitates replacement, wherein: coupling mechanism includes shell (10), and the quantity of shell (10) is two, and two shell (10) fixed connection are located at the upper surface one end of limiting plate (3), the terminal surface of limiting plate (3) corresponds shell (10) department and runs through and is equipped with logical groove, is equipped with connecting pipe (11) between two shells (10), and connecting pipe (11) run through respectively on two lateral walls that two shells (10) are close to mutually, the internal surface of shell (10) rotates respectively and is equipped with gear (12), be equipped with between gear (12) and rotate sleeve pipe (13), the outer fixed surface that rotates sleeve pipe (13) is connected with fixed hook (14), the upper surface of fly leaf (4) is equipped with the fixed slot with fixed hook (14) matched with, the upper surface of fly leaf (4) is equipped with the tooth with gear (12) meshing.

5. The hydro-power plant unit speed regulator facilitating replacement of claim 4, wherein: the center of the gear (12) is provided with a circular groove, the inner surface of the circular groove of the gear (12) at one side is provided with a ratchet (15), the side wall of the connecting pipe (11) is rotatably provided with a pawl (16) matched with the ratchet (15), and a torsion spring is arranged between the circular groove of the gear (12) at the other side and the connecting pipe (11).