CN213132135U

CN213132135U - Hydraulic engineering's power device

Info

Publication number: CN213132135U
Application number: CN202021626254.1U
Authority: CN
Inventors: 陈照宇; 官树仁; 陈正军
Original assignee: Anhui Ming'an Construction Engineering Co ltd
Current assignee: Wanming Construction Group Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-07
Anticipated expiration: 2030-08-06

Abstract

The application relates to a power device of hydraulic engineering, which comprises a power pool and a water outlet, wherein an interception mechanism, a cleaning mechanism and a power mechanism are arranged in the power pool, the interception mechanism comprises a trash screen and a frame body, the cleaning mechanism comprises an upper rotating roller and a lower rotating roller which are rotatably connected in the frame body, a conveying belt wound on the upper rotating roller and the lower rotating roller, a cleaning rod fixedly arranged on the conveying belt and a brush arranged on the cleaning rod; the power mechanism comprises a propeller rotatably arranged in the power pool and a power gear fixedly connected with the propeller, and a transmission mechanism is arranged between the cleaning mechanism and the power mechanism. This application during operation, the screw receives rivers impact to rotate and drives power gear rotation, and power gear passes through the rotation of the lower rotor roll of drive mechanism drive, and lower rotor roll drives conveyer belt and goes up the rotor roll and make the three rotate simultaneously, and the cleaning rod rotates along with the conveyer belt this moment, and the brush removes along the trash rack along the cleaning rod, has the effect of the clean online impurity of trash rack by oneself.

Description

Hydraulic engineering's power device

Technical Field

The application relates to the field of hydraulic engineering equipment, in particular to a power device for hydraulic engineering.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. In the process of allocating water in the existing hydraulic engineering, a water pump is often used as a power device, and the water at a water source with a lower water level is lifted to a place with a higher terrain by the water pump.

At present, the water pump commonly used is divided into two major types of electricity driving pump and hydraulic ram pump and drives the pump to utilize the electric energy to promote water, and electricity driving pump need consume the electric energy, and receives the restriction to the inconvenient local use of power consumption. The water hammer pump is an advanced water lifting device which takes running water as power and generates a water hammer effect through mechanical action to convert low water head energy into high water head energy. The hydraulic ram pump does not need to be driven by external energy, and is simple in structure and low in cost.

Referring to fig. 1, in the related hydraulic engineering power plant technology, a power pool 1 is usually built at a water source with a lower level, a hydraulic ram 13 is fixedly installed at a position having a water flow drop of more than 1 meter from a water outlet 11 of the power pool 1, a water inlet pipe 12 communicated with the power pool 1 is installed at a water inlet end of the hydraulic ram 13, and a lift pipe 14 is fixedly installed at a water outlet end thereof. When the water distribution device works, water flowing in the power water tank 1 flows into the water hammer pump 13 through the water inlet pipe 12, the pump body generates a water hammer effect to convert kinetic energy of the water into pressure energy, and at the moment, the water flows into the lifting pipe 14 and is lifted to a place with higher terrain, so that water distribution is realized. When power pond 1 supplies water to hydraulic ram 13, often install the trash rack at the end of intaking of inlet tube 12 to the impurity such as branch, leaf that the interception aquatic smugglied secretly, however, its surface easily depends on too much impurity to cause the jam after the long-time operation of trash rack, and the trash rack is difficult to carry out self-cleaning to the filth on its surface, has influenced power device's normal operating.

In view of the above-mentioned related art, the inventors consider that there is a defect that the foreign materials on the trash net are difficult to clean by themselves.

SUMMERY OF THE UTILITY MODEL

In order to realize blocking the clean by oneself of online impurity of dirt, this application provides a hydraulic engineering's power device.

The application provides a hydraulic engineering's power device adopts following technical scheme:

a power device of hydraulic engineering comprises a power pool and a water outlet formed in the power pool, wherein an intercepting mechanism, a cleaning mechanism and a power mechanism are arranged in the power pool, the intercepting mechanism comprises a dirt blocking net for blocking the water outlet and a frame body for mounting the dirt blocking net, the cleaning mechanism comprises an upper rotating roller and a lower rotating roller which are rotatably connected in the frame body, a conveying belt wound on the upper rotating roller and the lower rotating roller, a cleaning rod fixedly arranged on the conveying belt and a brush arranged on the cleaning rod; the power mechanism comprises a propeller rotatably arranged in the power pool and a power gear fixedly connected with the propeller, and a transmission mechanism used for driving the lower rotating roller to rotate is arranged between the cleaning mechanism and the power mechanism.

Through adopting above-mentioned technical scheme, the during operation, water in the power pond flows to delivery port one side, when water is flowed by the delivery port, the impurity of aquatic is filtered by the trash rack, and hold back on the trash rack, the screw receives rivers impact to take place to rotate this moment, and drive power gear rotation, power gear passes through the rotation of driving mechanism drive lower rotor roll, because the conveyer belt is around locating last rotor roll and lower rotor roll, lower rotor roll drives the conveyer belt and goes up the rotor roll and make the three rotate simultaneously, the clean pole rotates along with the conveyer belt this moment, the brush is along trash rack rebound along the clean pole, with this self-cleaning of impurity on the trash rack of realization, ensure power device's normal operating.

Preferably, drive mechanism including rotate connect in the transfer line in the frame, the both ends of transfer line are fixed respectively and are provided with steering gear and first sprocket, steering gear with the meshing of power gear, fixedly connected with second sprocket on the lower rotor, first sprocket with around establishing and meshing have the chain on the second sprocket.

Through adopting above-mentioned technical scheme, when power gear rotated, steering gear took place to rotate with power gear's meshing, and the transfer line rotated along with steering gear and driven first sprocket and rotated, and first sprocket passes through the chain and drives the second sprocket rotation, and lower live-rollers rotated along with the second sprocket this moment to this realizes the purpose of live-rollers down of drive mechanism drive.

Preferably, the propeller is arranged in the middle of the power pool.

Through adopting above-mentioned technical scheme, when water flows in power pond, receive the influence of power pond both sides wall, the velocity of flow of rivers intermediate position is greater than both sides, and the screw sets up in the intermediate position in power pond, and great velocity of flow is great to the impact of screw, is favorable to the rotation of screw, provides sufficient power for power unit to clean mechanism's self-cleaning effect has been ensured.

Preferably, a fixing frame for mounting the propeller is arranged in the frame body, and the fixing frame comprises two lantern rings and a connecting rod fixedly arranged between the lantern rings and the frame body; the screw include with the lantern ring rotates the pivot of connecting, locate two sleeve between the lantern ring and fixed set up in helical blade on the sleeve lateral wall, the one end of pivot is worn out the lantern ring and with power gear fixed connection, the muffjoint is established and is fixed in the pivot.

By adopting the technical scheme, the lantern ring is fixedly connected with the frame body through the arranged connecting rod, the propeller is arranged on the fixed frame through the rotating shaft, and when the helical blade rotates under the impact action of water flow, the helical blade drives the sleeve and the rotating shaft to rotate, so that the rotation of the propeller is realized, and the driving effect of the power mechanism on the cleaning mechanism is realized; and the sleeve sets up between two lantern rings, and the lantern ring has prevented that the screw from rocking to telescopic restriction, has ensured the steady operation of power unit in rivers.

Preferably, at least three connecting rods are fixedly arranged between the frame body and each lantern ring, and the connecting rods are uniformly distributed along the circumferential direction of the lantern ring.

Through adopting above-mentioned technical scheme, the circumferencial direction evenly distributed of the many connecting rods that set up along the lantern ring makes the circumference of the lantern ring obtain even support to this stability that improves lantern ring and framework and be connected has further improved the stability when the screw rotates, and the effectual screw that has prevented receives the impact of rivers and takes place the slope.

Preferably, two the lantern ring is seted up the ring channel on the mutual close lateral wall, be provided with in the ring channel with the ball that the sleeve tip is contradicted.

Through adopting above-mentioned technical scheme, when helical blade drove the sleeve and rotates, the ball rolled in the ring channel, made the slip friction between sleeve and the lantern ring become rolling friction, and frictional force reduces, is favorable to the rotation of screw to power unit's drive efficiency has been improved.

Preferably, the upper part of the frame body is obliquely provided with a scraper, the higher end of the scraper is in contact with the outer side wall of the conveyor belt, and the lower end of the scraper is provided with a collecting hopper.

By adopting the technical scheme, after the brush cleans impurities on the trash rack, the brush moves along with the conveyor belt to be in contact with the scraper, and the scraper scrapes off the impurities adhered to the brush, so that the brush keeps clean, and the cleaning efficiency of the cleaning mechanism is improved; and the scraped impurities fall into the collecting hopper along the scraping plate, so that workers can clean the impurities regularly.

Preferably, a plurality of burrs are fixedly arranged on the upper end face of the higher end of the scraper.

Through adopting above-mentioned technical scheme, when brush and scraper blade contact, the burr penetrates in the brush hair of brush to will twine filamentous impurity in the brush hair and peel off with the brush, be favorable to keeping the cleanness of brush, thereby improved cleaning device's clean effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the cleaning device works, the propeller rotates under the impact of water flow and drives the power gear to rotate, the power gear drives the lower rotating roller to rotate through the transmission mechanism, the lower rotating roller drives the conveyor belt and the upper rotating roller to simultaneously rotate, the cleaning rod rotates along with the conveyor belt, and the brush moves along with the cleaning rod along with the trash rack, so that the impurities on the trash rack can be automatically cleaned;

2. when the power gear rotates, the steering gear is meshed with the power gear to rotate, the transmission rod rotates along with the steering gear and drives the first chain wheel to rotate, the first chain wheel drives the second chain wheel to rotate through the chain, and the lower rotating roller rotates along with the second chain wheel, so that the purpose that the transmission mechanism drives the lower rotating roller is achieved;

3. the screw sets up in the intermediate position in power pond, and the distribution that both sides are fast in the middle of the velocity of water is slow is favorable to the rotation of screw, for power unit provides sufficient power, has ensured the clear effect of clean mechanism self-cleaning.

Drawings

Fig. 1 is a schematic structural view of the technology of a related hydraulic engineering power plant.

Fig. 2 is a schematic view of the internal structure of the application example.

FIG. 3 is a schematic structural diagram of a transmission mechanism in the embodiment of the application.

Fig. 4 is a schematic structural diagram of the fixing frame in the application embodiment.

Description of reference numerals: 1. a power pool; 11. a water outlet; 12. a water inlet pipe; 13. a hydraulic ram; 14. a riser tube; 2. an interception mechanism; 21. a frame body; 22. a trash rack; 3. a power mechanism; 31. a fixed mount; 311. a collar; 312. a connecting rod; 313. an annular groove; 314. a ball bearing; 32. a propeller; 321. a helical blade; 322. a sleeve; 323. a rotating shaft; 33. a power gear; 41. an upper rotating roller; 42. a lower turning roll; 43. a conveyor belt; 44. a cleaning rod; 45. a brush; 5. a transmission mechanism; 51. a transmission rod; 52. a steering gear; 53. a first sprocket; 54. a second sprocket; 55. a chain; 6. a squeegee; 61. a collecting hopper; 62. burrs are formed.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses hydraulic engineering's power device. Referring to fig. 2 and 3, the power device of the hydraulic engineering comprises a power pool 1, and an intercepting mechanism 2, a power mechanism 3, a cleaning mechanism and a transmission mechanism 5 are arranged in the power pool 1. The power pool 1 is a rectangular pool body, water flow flowing along the length direction of the power pool 1 is arranged in the power pool, a water outlet 11 is formed in the side wall of the power pool, which is vertical to the water flow direction, the water outlet 11 is circular, and the axis direction of the water outlet is parallel to the water flow direction.

Referring to fig. 2, the intercepting means 2 includes a frame 21 and a trash net 22. The frame body 21 is a rectangular frame-shaped structure and is fixedly mounted on the side wall of the power pool 1 provided with the water outlet 11. The trash rack 22 is rectangular and is made of stainless steel filter screen, and the trash rack 22 is fixedly connected with the side wall of the frame 21 close to the water outlet 11 and blocks the water outlet 11. When water flows out from the water outlet 11, impurities in the water are filtered by the trash rack 22 and are trapped on the trash rack 22, so that the impurities are prevented from entering subsequent equipment to cause blockage.

Referring to fig. 2, the power mechanism 3 includes a fixing frame 31, a propeller 32, and a power gear 33. As shown in fig. 4, the fixing frame 31 includes two collars 311 and a connecting rod 312. The cross section of the lantern ring 311 is circular, the axes of the two lantern rings 311 are overlapped and consistent with the water flow direction, and the two lantern rings 311 are arranged in the middle of the power pool 1. The connecting rod 312 is disposed between the collar 311 and the frame 21, and has one end fixedly connected to the outer sidewall of the collar 311 and the other end fixedly connected to the inner sidewall of the frame 21, thereby fixing the collar 311 in the frame 21. Four connecting rods 312 are arranged on each lantern ring 311, and the four connecting rods 312 are uniformly distributed along the circumferential direction of the lantern ring 311, so that the stability of connection between the lantern ring 311 and the frame body 21 is improved.

Referring to fig. 4, the propeller 32 includes a rotating shaft 323, a sleeve 322, and a helical blade 321. The rotating shaft 323 is cylindrical, and the inner side wall thereof is attached to the inner side walls of the two lantern rings 311 and is rotatably connected with the two lantern rings 311. The sleeve 322 is cylindrical, and is disposed between the two rings 311, and is sleeved and fixed on the rotating shaft 323. The spiral blade 321 is obliquely arranged on the outer side wall of the sleeve 322 and is fixedly connected with the sleeve 322. Referring to fig. 3, there are three spiral blades 321, and the three spiral blades 321 are uniformly distributed along the circumferential direction of the sleeve 322. When water in the power pool 1 flows to one side of the water outlet 11, the spiral blade 321 is rotated by the impact action of water flow, the sleeve 322 and the rotating shaft 323 rotate along with the spiral blade 321, and at the moment, the sleeve ring 311 limits the sleeve 322, so that the spiral blade 321 is effectively prevented from being inclined due to water flow impact, and the propeller 32 is stabilized. And the propeller 32 is rotatably connected with the fixed frame 31 through the rotating shaft 323, at the moment, the propeller 32 is positioned in the middle of the power pool 1, and the water flow speed which is fast in the middle and slow at two sides is beneficial to the rotation of the propeller 32.

Referring to fig. 4, the two adjacent side walls of the two lantern rings 311 are provided with an annular groove 313, the end portion of the sleeve 322 extends into the annular groove 313, the inner side wall of the annular groove 313 is attached to the inner side wall of the sleeve 322, and the outer side wall of the annular groove 313 is attached to the outer side wall of the sleeve 322 along the axis. A plurality of balls 314 are disposed in the annular groove 313, and the balls 314 are abutted against the end of the sleeve 322. When the helical blade 321 drives the sleeve 322 to rotate, the balls 314 roll, sliding friction between the sleeve 322 and the sleeve ring 311 is changed into rolling friction, and friction force is reduced, so that the rotation of the propeller 32 is facilitated. The power gear 33 is a bevel gear, the axis of which coincides with the axis of the rotating shaft 323 and is fixedly connected with one end of the rotating shaft 323 far away from the helical blade 321.

Referring to fig. 2, the cleaning mechanism includes an upper rotating roller 41, a lower rotating roller 42, a conveyor belt 43, a cleaning rod 44, and a brush 45. The upper rotating roller 41 and the lower rotating roller 42 are both cylindrical, the upper rotating roller 41 and the lower rotating roller 42 are arranged in parallel, and the axial direction of the upper rotating roller and the axial direction of the lower rotating roller are consistent with the length direction of the frame 21. The conveyor belt 43 is in a ring belt shape, and is wound around the upper rotating roller 41 and the lower rotating roller 42, and the inner side wall of the conveyor belt 43 is tightly abutted against the roller surfaces of the upper rotating roller 41 and the lower rotating roller 42. Two conveyor belts 43 are provided, and the two conveyor belts 43 are arranged in parallel and distributed at two ends of the upper rotating roller 41 and the lower rotating roller 42. The cleaning rod 44 has a rectangular cross section, the length direction thereof is identical to the length direction of the upper rotating roller 41, and both ends thereof are fixedly connected to the outer side wall of the conveyor belt 43. The brush 45 is fixedly arranged on the side wall of the cleaning rod 44 far away from the conveyor belt 43.

Referring to fig. 3, the transmission mechanism 5 includes a transmission rod 51, a steering gear 52, a first sprocket 53, a second sprocket 54, and a chain 55. The cross section of the transmission rod 51 is circular, the axis of the transmission rod 51 is perpendicular to and intersected with the axis of the power gear 33, and the transmission rod 51 is rotatably connected with the frame body 21 and the fixed frame 31. The steering gear 52 is a bevel gear, which is sleeved and fixed on one end of the transmission rod 51 close to the power gear 33 and is engaged with one conical end of the power gear 33. The first chain wheel 53 and the second chain wheel 54 are both circular, the first chain wheel 53 is sleeved and fixed at one end of the transmission rod 51 far away from the power gear 33, the second chain wheel 54 is sleeved and fixed at one end of the lower rotating roller 42 close to the first chain wheel 53, and the chain 55 is wound on the first chain wheel 53 and the second chain wheel 54 and is meshed with the first chain wheel 53 and the second chain wheel 54. When the automatic cleaning device works, water flow impacts the spiral blade 321 to rotate, the spiral blade 321 drives the power gear 33 to rotate through the rotating shaft 323, the power gear 33 is meshed with the steering gear 52, the steering gear 52 rotates along with the power gear 33 to drive the transmission rod 51 and the first chain wheel 53 to rotate, the first chain wheel 53 drives the second chain wheel 54 and the lower rotating roller 42 to rotate through the chain 55, the rotating lower rotating roller 42 drives the transmission belt 43 and the upper rotating roller 41 to rotate simultaneously, at the moment, the cleaning rod 44 rotates along with the transmission belt 43, the brush 45 moves upwards along with the cleaning rod 44 along with the trash rack 22, so that the automatic cleaning of impurities on the trash rack 22 is realized, and the normal operation of the power device is ensured.

Referring to fig. 3, two transmission mechanisms 5 are provided, and the two transmission mechanisms 5 are different in that one of the transmission mechanisms 5 is provided with a steering gear 52 and shares a transmission rod 51 with the other transmission mechanism 5. When the power gear 33 rotates, the provided steering gear 52 is meshed with the power gear 33 and rotates to drive the transmission rod 51 to rotate, at this time, one transmission rod 51 drives the first chain wheels 53 at two ends of the transmission rod to synchronously rotate, the two first chain wheels 53 respectively enable two ends of the lower rotating roller 42 to be uniformly stressed and rotate through the two chains 55, synchronous rotation of the two conveyor belts 43 is realized, at this time, the brush 45 and the cleaning rod 44 smoothly move along the trash rack 22, and therefore the cleaning effect of the cleaning mechanism is ensured.

Referring to fig. 2, the scraper 6 is obliquely disposed on the upper portion of the frame 21, the scraper 6 has a rectangular shape, the upper end of the scraper is in contact with the outer side wall of the conveyor 43, and the lower end of the scraper is provided with a collecting bucket 61. The collecting bucket 61 is rectangular, the interior of the collecting bucket is hollow, the opening of the collecting bucket is upward, after the brush 45 cleans impurities on the trash rack 22, the collecting bucket moves along with the conveyor belt 43 to be in contact with the scraper 6, and the scraper 6 scrapes off the impurities adhered to the brush 45 so as to keep the brush 45 clean and improve the cleaning efficiency of the cleaning mechanism; and the scraped impurities fall into the collecting hopper 61, so that workers can clean the impurities conveniently. The upper end face of the higher end of the scraper 6 is fixedly provided with a plurality of burrs 62, and when the brush 45 contacts the scraper 6, the burrs 62 peel off filiform impurities wound in the bristles from the brush 45, which is beneficial to keeping the brush 45 clean.

The implementation principle of the power device of the hydraulic engineering in the embodiment of the application is as follows: when the automatic cleaning device works, water flow impacts the spiral blade 321 to rotate, the spiral blade 321 drives the power gear 33 to rotate through the rotating shaft 323, the power gear 33 is meshed with the steering gear 52, the steering gear 52 rotates along with the power gear 33 to drive the transmission rod 51 and the first chain wheel 53 to rotate, the first chain wheel 53 drives the second chain wheel 54 and the lower rotating roller 42 to rotate through the chain 55, the rotating lower rotating roller 42 drives the transmission belt 43 and the upper rotating roller 41 to rotate simultaneously, at the moment, the cleaning rod 44 rotates along with the transmission belt 43, the brush 45 moves upwards along with the cleaning rod 44 along with the trash rack 22, so that the automatic cleaning of impurities on the trash rack 22 is realized, and the normal operation of the power device is ensured.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a hydraulic engineering's power device, includes power pool (1) and delivery port (11) of seting up on power pool (1), its characterized in that: an intercepting mechanism (2), a cleaning mechanism and a power mechanism (3) are arranged in the power pool (1), the intercepting mechanism (2) comprises a trash blocking net (22) for shielding the water outlet (11) and a frame body (21) for installing the trash blocking net (22), the cleaning mechanism comprises an upper rotating roller (41) and a lower rotating roller (42) which are rotatably connected in the frame body (21), a conveying belt (43) wound on the upper rotating roller (41) and the lower rotating roller (42), a cleaning rod (44) fixedly arranged on the conveying belt (43) and a brush (45) arranged on the cleaning rod (44); the power mechanism (3) comprises a propeller (32) rotatably arranged in the power pool (1) and a power gear (33) fixedly connected with the propeller (32), and a transmission mechanism (5) used for driving the lower rotating roller (42) to rotate is arranged between the cleaning mechanism and the power mechanism (3).

2. A power plant for hydraulic engineering according to claim 1, characterized in that: drive mechanism (5) including rotate connect in transfer line (51) in framework (21), the both ends of transfer line (51) are fixed respectively and are provided with steering gear (52) and first sprocket (53), steering gear (52) with power gear (33) meshing, fixedly connected with second sprocket (54) on lower live-rollers (42), first sprocket (53) with around establishing and having meshing chain (55) on second sprocket (54).

3. A power plant for hydraulic engineering according to claim 1, characterized in that: the propeller (32) is arranged in the middle of the power pool (1).

4. A power plant for hydraulic engineering according to claim 2, characterized in that: a fixing frame (31) for mounting the propeller (32) is arranged in the frame body (21), and the fixing frame (31) comprises two lantern rings (311) and a connecting rod (312) fixedly arranged between the lantern ring (311) and the frame body (21); the propeller (32) include with lantern ring (311) rotate pivot (323) of being connected, locate two sleeve (322) between the lantern ring (311) and fixed set up in helical blade (321) on sleeve (322) lateral wall, the one end of pivot (323) is worn out lantern ring (311) and with power gear (33) fixed connection, sleeve (322) cover is established and is fixed in on the pivot (323).

5. A power plant for hydraulic engineering according to claim 4, characterized in that: at least three connecting rods (312) are fixedly arranged between the frame body (21) and each lantern ring (311), and the connecting rods (312) are uniformly distributed along the circumferential direction of the lantern ring (311).

6. A power plant for hydraulic engineering according to claim 4, characterized in that: two the lantern ring (311) are seted up on the mutual close lateral wall annular groove (313), be provided with in annular groove (313) with sleeve (322) tip conflict ball (314).

7. A power plant for hydraulic engineering according to claim 1, characterized in that: the upper portion slope of framework (21) is provided with scraper blade (6), the higher extreme of scraper blade (6) with the lateral wall contact of conveyer belt (43), the lower extreme of scraper blade (6) is provided with collection fill (61).

8. A power plant for hydraulic engineering according to claim 7, characterized in that: and a plurality of burrs (62) are fixedly arranged on the upper end surface of the higher end of the scraper (6).