CN211852175U

CN211852175U - Water diversion structure for water conservancy and hydropower engineering

Info

Publication number: CN211852175U
Application number: CN202020097145.9U
Authority: CN
Inventors: 孟凡宇
Original assignee: Fujian Quanli Construction Development Co Ltd
Current assignee: Fujian Quanli Construction Development Co Ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-03
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a diversion structure for hydraulic and hydroelectric engineering, including the canal, first leading water pipe has been inserted to the inside of canal, a plurality of through-holes have all been seted up all around to the outer wall bottom of first leading water pipe, the top rigid coupling of first leading water pipe has a connecting pipe, the top rigid coupling of connecting pipe has the second leading water pipe, the outer wall bottom right side rigid coupling of second leading water pipe has the inlet tube. This a diversion structure for hydraulic and hydroelectric engineering, through the ditch, first leading water pipe, the through-hole, the connecting pipe, the second leading water pipe, a water pump, cooperation between inlet tube and the anti-blocking mechanism, when the diversion operation goes on, the inside rivers of first leading water pipe can strike the impeller, and then can make the scraper blade cut the through-hole of first leading water pipe outer wall bottom and rub, can prevent the outside of through-hole from adhering to impurity, this in-process need not to use a large amount of motors to operate, need not to supply power operation under water promptly, the cost obviously reduces to some extent.

Description

Water diversion structure for water conservancy and hydropower engineering

Technical Field

The utility model relates to a hydraulic engineering technical field specifically is a diversion structure for hydraulic and hydroelectric engineering.

Background

Water conservancy water and electricity is the basic industry of national economy and social development, and wherein the inlet channel is large-scale and the engineering of being built by the high wall, can be with the water source near mountain and hills to the city, what generally adopts at present is the mode of water pump diversion on the ground, for example application number 201720540495.6's patent, including ditch, water pump, inlet tube and inlet pipe, through connection has the inlet pipe on the ditch, and the lateral wall through connection of inlet pipe has the one end of inlet tube, and the other end and the water pump through connection of inlet tube can effectually prevent the jam of the inside oral siphon filter screen through-hole of ditch, but its anti-blocking mechanism operation process, need use a large amount of motor circular telegrams to operate, and anti-blocking mechanism's cost is higher, and the motor is located the inside power supply operation security of ditch relatively poor simultaneously, and practicality lacks to some extent, is unfavorable for using widely.

And though can accomplish the diversion volume that reduces the water pump when operating, but when diversion operation was accomplished or need suspend the diversion operation temporarily, its diversion piston resets comparatively difficult efficiency lower, is unfavorable for the secondary to introduce the inside operation of inlet tube with the inside water of ditch, and is convenient inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a diversion structure for hydraulic and hydroelectric engineering to solve the jam that can effectually prevent the inside oral siphon filter screen through-hole of ditch that proposes among the above-mentioned background art, but when it prevented stifled mechanism function process, need use a large amount of motor circular telegrams to function, prevent that stifled mechanism's cost is higher, the motor is located the inside power supply operation security of ditch relatively poor simultaneously, the practicality lacks to some extent, is unfavorable for popularizing and using the problem.

In order to achieve the above object, the utility model provides a following technical scheme: a water diversion structure for water conservancy and hydropower engineering comprises a water channel, wherein a first water diversion pipe is inserted into the water channel, a plurality of through holes are formed in the periphery of the bottom end of the outer wall of the first water diversion pipe, a connecting pipe is fixedly connected to the top end of the first water diversion pipe, a second water diversion pipe is fixedly connected to the top end of the connecting pipe, a water inlet pipe is fixedly connected to the right side of the bottom end of the outer wall of the second water diversion pipe, a water pump is mounted at the other end of the water inlet pipe, and an anti-blocking mechanism is arranged at the bottom end of the first water diversion pipe;

the anti-blocking mechanism comprises a vertical rod, a bent rod, a strip plate, a scraper and an impeller;

the montant is located the inside bottom of first leading water pipe, first leading water pipe is run through to a part of montant, the montant passes through waterproof bearing and rotates with first leading water pipe and links to each other, the equal rigid coupling in outer wall bottom left and right sides of montant has the knee, the other end rigid coupling of knee has a strip board, the equal rigid coupling in both sides has the scraper blade around the strip board, the outer wall bottom of scraper blade and first leading water pipe is laminated mutually, the outer wall from the top down of montant is fixed the cover in proper order and is connected three impeller. A large number of motors do not need to be used for operation, namely, power supply operation under water is not needed, and the manufacturing cost is obviously reduced.

Preferably, a guide plate is arranged on the left side below each impeller, and the other end of each guide plate is fixedly connected with the left side of the inner wall of the first water conduit. The guide plate can be used for guiding the water flow in the first water guide pipe to increase the acting force of the water flow on the impeller.

Preferably, the two bent rods are symmetrical left and right relative to the center point of the vertical rod. The vertical rod can evenly bear force on the two bent rods.

Preferably, the inner diameter of the second water conduit is 1.2 to 1.5 times of the inner diameter of the first water conduit. The inner space of the second water conduit is larger than that of the first water conduit, and when the water diversion piston moves upwards, water in the water channel is conveniently sucked into the first water conduit.

Preferably, a water diversion mechanism is arranged inside the second water diversion pipe;

the water diversion mechanism comprises a water diversion piston, an external threaded pipe, a sleeve, a circular plate, a square rod, a ceiling, a motor, a belt pulley and a belt;

the utility model discloses a diversion piston, including diversion piston, sleeve, roof, ceiling, motor, belt pulley, diversion piston, outer wall and second diversion pipe's inner wall interference fit, diversion piston's upper surface center rigid coupling has external screw thread pipe, the sleeve rotates and cup joints the outer wall top at the second diversion pipe, telescopic inner wall top rigid coupling has the plectane, the inner wall of plectane links to each other with external screw thread pipe's outer wall screw thread, the square bar has been inserted to external screw thread pipe's inside, the outer wall of square bar and external screw thread pipe's inner wall slip joint, the top rigid coupling of square bar has the ceiling, the motor is located the left side of second diversion pipe, the top rigid coupling of motor has the belt pulley, the belt pulley passes through the. The water diversion piston is reset quickly, and the operation is simple, convenient and efficient.

Preferably, the square rod and the external thread pipe form a sliding limiting mechanism. The square bar can play limiting displacement to the external screw thread pipe, and the external screw thread pipe can reciprocate at the outer wall of square bar, but the external screw thread pipe can't carry out the rotation.

Preferably, a circular clamping groove is machined in the top end of the outer wall of the sleeve. The stability between the sleeve and the belt can be increased.

Preferably, the central points of the external threaded pipe, the water diversion piston and the second water diversion pipe are all on the same horizontal vertical line. The external thread pipe can evenly bear force on the water diversion piston, so that the water diversion piston does not deviate when moving up and down in the second water diversion pipe.

Compared with the prior art, the beneficial effects of the utility model are that: this a diversion structure for hydraulic and hydroelectric engineering for traditional technique, has following advantage: through the ditch, first leading water pipe, the through-hole, the connecting pipe, the second leading water pipe, a water pump, inlet tube and the cooperation between the anti-blocking mechanism, when the diversion operation goes on, the inside rivers of first leading water pipe can strike the impeller, make the montant rotate, and then can make the scraper blade cut the through-hole of first leading water pipe outer wall bottom and rub, can prevent the outside of through-hole and adhere to impurity, in order to ensure diversion efficiency, this in-process need not to use a large amount of motors to function, need not to supply power the operation under water promptly, the cost obviously reduces to some extent, practicality can strengthen, do benefit to and use widely.

Through the cooperation between ditch, first leading water pipe, through-hole, connecting pipe, second leading water pipe, water pump, inlet tube and the diversion mechanism, when diversion operation is accomplished or needs pause the diversion operation temporarily, supplying power with the motor and making the output shaft of motor reverse, and then can move the diversion piston downwards in the inside of second leading water pipe to realize the quick reset of diversion piston, the convenient high efficiency of easy operation is unfavorable for the secondary and introduces the inside operation of inlet tube with the inside water of ditch.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the first penstock, the through hole and the anti-blocking mechanism of FIG. 1;

FIG. 3 is a schematic view showing a connection structure of the second penstock, the male threaded pipe and the sleeve of FIG. 1;

FIG. 4 is a schematic view of a connection structure of the second penstock, the penstock piston and the connecting pipe of FIG. 1.

In the figure: 1. the water channel comprises a water channel, 2, a first water guide pipe, 3, a through hole, 4, a connecting pipe, 5, a second water guide pipe, 6, a water pump, 7, a water inlet pipe, 8, an anti-blocking mechanism, 801, a vertical rod, 802, a bent rod, 803, a strip-shaped plate, 804, a scraping plate, 805, an impeller, 9, a water guide mechanism, 901, a water guide piston, 902, an external threaded pipe, 903, a sleeve, 904, a circular plate, 905, a square rod, 906, a ceiling, 907, a motor, 908, a belt pulley, 909, a belt, 10 and a guide plate.

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 water diversion structure for water conservancy and hydropower engineering comprises a water channel 1, a first water diversion pipe 2 is inserted into the water channel 1, a plurality of through holes 3 are formed in the periphery of the bottom end of the outer wall of the first water diversion pipe 2, a connecting pipe 4 is fixedly connected to the top end of the first water diversion pipe 2, a second water diversion pipe 5 is fixedly connected to the top end of the connecting pipe 4, the second water diversion pipe 5 is communicated with the first water diversion pipe 2, a water inlet pipe 7 is fixedly connected to the right side of the bottom end of the outer wall of the second water diversion pipe 5, the water inlet pipe 7 is communicated with the second water diversion pipe 5, a water pump 6 is mounted at the other end of the water inlet pipe 7, a power cord of the water pump 6 is connected with an external power supply device, a water outlet on the right side of the water pump 6 is in butt joint with an external water runner, the water inlet pipe 7 is connected with a water inlet of the water pump 6, an anti-blocking mechanism 8 is, the vertical rod 801 is positioned at the bottom end inside the first water conduit 2, a part of the vertical rod 801 penetrates through the first water conduit 2, the vertical rod 801 is rotatably connected with the first water conduit 2 through a waterproof bearing, the left side and the right side of the bottom end of the outer wall of the vertical rod 801 are fixedly connected with bent rods 802, the other end of each bent rod 802 is fixedly connected with a strip plate 803, the front side and the rear side of each strip plate 803 are fixedly connected with scraping plates 804, each scraping plate 804 is made of cowhell rubber and has certain toughness and wear resistance, the scraping plates 804 are attached to the bottom end of the outer wall of the first water conduit 2, three impellers 805 are fixedly connected to the outer wall of the vertical rod 801 from top to bottom in sequence, a guide plate 10 is arranged on the left side below each impeller 805, the other end of the guide plate 10 is fixedly connected with the left side of the inner wall of the first water conduit 2, the guide plate 10 can guide the water flow inside the first water conduit 2 to increase the acting force, the vertical rod 801 can uniformly bear the force on the two bent rods 802, the inner diameter of the second water conduit 5 is 1.2-1.5 times of the inner diameter of the first water conduit 2, namely, the inner space of the second water conduit 5 is larger than that of the first water conduit 2, and when the water diversion piston 901 moves upwards, water in the water channel 1 can be conveniently sucked into the first water conduit 2.

A water diversion mechanism 9 is arranged in the second water diversion pipe 5, the water diversion mechanism 9 comprises a water diversion piston 901, an external threaded pipe 902, a sleeve 903, a circular plate 904, a square rod 905, a ceiling 906, a motor 907, a belt pulley 908 and a belt 909, the water diversion piston 901 is positioned at the bottom end of the inner wall of the second water diversion pipe 5, the outer wall of the water diversion piston 901 is in interference fit with the inner wall of the second water diversion pipe 5, the external threaded pipe 902 is fixedly connected to the center of the upper surface of the water diversion piston 901, the interior of the external threaded pipe 902 is a directional cavity, the sleeve 903 is rotatably sleeved at the top end of the outer wall of the second water diversion pipe 5, the sleeve 903 is rotatably connected with the second water diversion pipe 5 through a ball bearing, the circular plate 904 is fixedly connected to the top end of the inner wall of the circular plate 903, the inner wall of the circular plate is in threaded connection with the outer wall of the external threaded pipe 902, the square rod 905 is inserted in the exterior of the exterior threaded pipe 902, the bottom end of a ceiling 906 is fixedly connected with a horizontal plane, a motor 907 is positioned on the left side of a second water conduit 5, the model of the motor 907 is ECMA-E11320RS, a power cord of the motor 907 is butted with an external power supply device, whether the motor 907 can rotate and control the positive and negative rotation can be controlled by controlling the power supply device, a belt pulley 908 is fixedly connected to the top end of the motor 907, an output shaft of the motor 907 is fixedly connected with the belt pulley 908, the belt pulley 908 is rotatably connected with a sleeve 903 through a belt 909, a square rod 905 and an external threaded pipe 902 form a sliding limiting mechanism, the square rod 905 can limit the external threaded pipe 902, the external threaded pipe 902 can move up and down on the outer wall of the square rod 905, but the external threaded pipe 902 cannot rotate, a circular clamping groove is formed in the top end of the outer wall of the sleeve 903, the stability between the sleeve 903 and the belt 909 can be improved, the central points of the external threaded pipe 902, the water conduit, the external threaded pipe 902 can evenly stress the priming piston 901, so that the priming piston 901 does not deviate when moving up and down in the second priming pipe 5.

When the water diversion structure for water conservancy and hydropower engineering is used, firstly, the motor 907 is powered to rotate the belt pulley 908, the sleeve 903 and the circular plate 904 are rotated through the transmission of the belt 909, the external threaded pipe 902 and the water diversion piston 901 can move upwards due to the threaded connection relationship between the circular plate 904 and the external threaded pipe 902 and the limit of the square rod 905 on the external threaded pipe 902, so that water in the water channel 1 can flow into the water inlet pipe 7 to reduce the water diversion amount of the water pump 6 during subsequent operation, then the power supply to the motor 907 is stopped to start the water pump 6, the water in the water channel 1 can flow out through the through hole 3, the first water diversion pipe 2, the water inlet pipe 7 and the water outlet of the water pump 6 in sequence, and when the water flows through the impeller 805 in the first water diversion pipe 2, the water flow impacts the impeller 805 to rotate the vertical rod 801, and then can make scraper blade 804 cut and rub the through-hole 3 of first leading water pipe 2 outer wall bottom, can prevent that the outside of through-hole 3 from adhering to impurity, in order to ensure diversion efficiency, when diversion operation is accomplished or need suspend the diversion operation temporarily, stop the power supply with water pump 6, supply power with motor 907 and make the output shaft of motor 907 reverse, and then can move diversion piston 901 downwards in the inside of second leading water pipe 5, stop the power supply to motor 907 after outer threaded pipe 902 resumes the normal position, so that introduce the water of the inside of ditch 1 inside into inlet tube 7 next time.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The utility model provides a diversion structure for hydraulic and hydroelectric engineering, includes ditch (1), its characterized in that: a first water conduit (2) is inserted into the water channel (1), a plurality of through holes (3) are formed in the periphery of the bottom end of the outer wall of the first water conduit (2), a connecting pipe (4) is fixedly connected to the top end of the first water conduit (2), a second water conduit (5) is fixedly connected to the top end of the connecting pipe (4), a water inlet pipe (7) is fixedly connected to the right side of the bottom end of the outer wall of the second water conduit (5), a water pump (6) is installed at the other end of the water inlet pipe (7), and an anti-blocking mechanism (8) is arranged at the bottom end of the first water conduit (2);

the anti-blocking mechanism (8) comprises a vertical rod (801), a bent rod (802), a strip-shaped plate (803), a scraper (804) and an impeller (805);

montant (801) are located the inside bottom of first leading water pipe (2), a part of montant (801) runs through first leading water pipe (2), montant (801) rotate with first leading water pipe (2) through waterproof bearing and link to each other, the equal rigid coupling in outer wall bottom left and right sides of montant (801) has knee (802), the other end rigid coupling of knee (802) has strip board (803), the equal rigid coupling in both sides has scraper blade (804) around strip board (803), scraper blade (804) laminate mutually with the outer wall bottom of first leading water pipe (2), the outer wall from the top down of montant (801) is fixed three impeller (805) of having cup jointed in proper order.

2. The water diverting structure for water conservancy and hydropower engineering according to claim 1, characterized in that: and a guide plate (10) is arranged on the left side below each impeller (805), and the other end of each guide plate (10) is fixedly connected with the left side of the inner wall of the first water conduit (2).

3. The water diverting structure for water conservancy and hydropower engineering according to claim 1, characterized in that: the two bent rods (802) are symmetrical left and right relative to the center point of the vertical rod (801).

4. The water diverting structure for water conservancy and hydropower engineering according to claim 1, characterized in that: the inner diameter of the second water conduit (5) is 1.2-1.5 times of the inner diameter of the first water conduit (2).

5. The water diverting structure for water conservancy and hydropower engineering according to claim 1, characterized in that: a water diversion mechanism (9) is arranged in the second water diversion pipe (5);

the water diversion mechanism (9) comprises a water diversion piston (901), an external thread pipe (902), a sleeve (903), a circular plate (904), a square rod (905), a ceiling (906), a motor (907), a belt pulley (908) and a belt (909);

the water diversion piston (901) is positioned at the bottom end of the inner wall of the second water diversion pipe (5), the outer wall of the water diversion piston (901) is in interference fit with the inner wall of the second water diversion pipe (5), an external threaded pipe (902) is fixedly connected to the center of the upper surface of the water diversion piston (901), the sleeve (903) is rotatably sleeved at the top end of the outer wall of the second water diversion pipe (5), a circular plate (904) is fixedly connected to the top end of the inner wall of the sleeve (903), the inner wall of the circular plate (904) is in threaded connection with the outer wall of the external threaded pipe (902), a square rod (905) is inserted into the external threaded pipe (902), the outer wall of the square rod (905) is in sliding clamping connection with the inner wall of the external threaded pipe (902), a ceiling (906) is fixedly connected to the top end of the square rod (905), the motor (907) is positioned on the left side of the second water diversion pipe (5), and a belt pulley (908), the pulley (908) is rotatably connected to the sleeve (903) by a belt (909).

6. The water diverting structure for water conservancy and hydropower engineering according to claim 5, characterized in that: the square rod (905) and the external thread pipe (902) form a sliding limiting mechanism.

7. The water diverting structure for water conservancy and hydropower engineering according to claim 5, characterized in that: and a circular clamping groove is processed at the top end of the outer wall of the sleeve (903).

8. The water diverting structure for water conservancy and hydropower engineering according to claim 5, characterized in that: the central points of the external thread pipe (902), the water diversion piston (901) and the second water diversion pipe (5) are all on the same horizontal vertical line.