CN201155405Y

CN201155405Y - Double water inlet type energy-saving hydroturbine

Info

Publication number: CN201155405Y
Application number: CNU2008200040988U
Authority: CN
Inventors: 卜雪
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-02-04
Filing date: 2008-02-04
Publication date: 2008-11-26
Anticipated expiration: 2018-02-04

Abstract

The utility model discloses an energy-saving hydroturbine, which comprises a case upper section, a case middle section, a case lower section, a bearing, a main shaft and a main-shaft impeller, and is characterized in that a main-shaft impeller driving device that injects the water stream from the exterior to the interior is arranged inside the case middle section. The driving device comprises two water spraying ports that are symmetrically arranged at the inner side in 180 degrees of the case middle section. The axis of an inlet stays at the same straight line with the axis of the water spraying port. The water spraying port is an independent component; the water spraying port with different cross sections can be mounted according to the requirements. The case part of the hydroturbine adopt the combinational integrated-typed structure form; the case upper section, the case middle section and the case lower section are coupled with each other through a bolt. The side surface of the case middle section is connected with two inlets; the bottom of the case lower section is connected with an outlet. The main-shaft impeller is divided into an upper blade and a lower blade. The energy-saving hydroturbine has the advantages that the energy is saved, the cooling efficiency is high, and the hydrotrubine is applicable to the modification of the prior cooling tower.

Description

Two water inlet energy-saving water turbines

Technical field

The utility model relates to the cooling tower system, is a kind of novel energy-saving water turbine.

Background technique

In the cooling unit of present cooling tower system, hot water, by the rotary fan air draft at top, is taken away the heat in the water, to reach the purpose of cooling in the process that falls from the eminence of tower trickle down.Motor and speed reducer device drive the rotation of fan, and motor operation all the year round can consume a large amount of electric power.The purchasing of speed reducer, installation and maintenance also need cost, in the working procedure of speed reducer, also can lose part energy.

The model utility content

For addressing the above problem, the utility model provides a kind of energy that utilizes the hot water margin head, promotes the flabellum rotation by water turbine, thereby reaches the energy-saving water turbine of suction heat.

The technological scheme that the utility model adopted is as follows:

A kind of two water inlet energy-saving water turbine, comprise casing epimere, casing stage casing, casing hypomere, bearing, main shaft, be placed in the main shaft impeller on the main shaft, it is characterized in that described casing stage casing has been settled from two drive units of the main shaft impeller of direction ecto-entad injection water in opposite directions.

Described two water inlet energy-saving water turbine is characterized in that the drive unit of described main shaft impeller comprises that horizontal symmetrical inserts two water intakes and two water orifices that are placed in side, casing stage casing in casing stage casing; Establish two guide plates in described each water intake; The blade of described main shaft impeller is positioned at the casing stage casing.High-pressure water flow impacts the main shaft impeller from the water orifice ecto-entad, drives the fan rotation on the main shaft.

Described two water inlet energy-saving water turbine, it is characterized in that, the structural type of described two water inlet energy-saving water turbines is the structural type of a combination of sets accepted way of doing sth, pars infrasegmentalis and top, casing stage casing Bolt Connection on the described casing, and the casing epimere has been installed the transmission device that comprises bearing, main shaft; Pars infrasegmentalis Bolt Connection under top, described casing stage casing and the casing, the bottom vertical of casing hypomere picks out the mouth of a river.The structural type of a combination of sets accepted way of doing sth can be integrated into water turbine to the box body combinations of different size according to different needs.

Described two water inlet energy-saving water turbine is characterized in that from the angle of overlooking, the profile in described casing stage casing is oval; Two zones at oval major axis two ends are two tail water districts.

Described two water inlet energy-saving water turbine, it is characterized in that, the blade of described main shaft impeller has two layers up and down, and upper strata blade and lower leave evenly distribute on the circumferencial direction in the same center of circle separately, but the upper strata blade does not overlap with lower leave position in vertical direction; Some curve baths have been driven in the centre of the second layer horizontal baffle of described main shaft impeller and the 3rd layer of horizontal baffle, are beneficial to impact the fast flow speed and direction water outlet of current behind the main shaft impeller.

Described two water inlet energy-saving water turbine is characterized in that, described water orifice is spent on the directions by 180 along the water inlet position of casing stage casing madial wall and distributed; The axial location of described water orifice and the axial location of water intake are on same straight line.

Described two water inlet energy-saving water turbine is characterized in that each is individual part described water orifice, adopts the mode of Bolt Connection to install; The sectional shape of described water orifice is a rectangle; The cross section of described water orifice can vary in size, and can replace according to actual needs.

Described two water inlet energy-saving water turbine is characterized in that the angle of the water spraying direction of described water orifice and the circular arc tangential line of its position is between 0 °～60 ° or 120 °～180 °.

With respect to prior art, the utlity model has following beneficial effect: (1) has cancelled motor and reducer arrangement, has saved electric power; (2) two water intake water intake modes of Dui Chengfenbuing have reduced energy loss, have improved the efficient of water impact main shaft impeller, thereby have also increased the effect of cooling; (3) because water turbine adopts is the structural type of a combination of sets accepted way of doing sth, can assemble the water turbine of corresponding specification according to the specification of the different water intake of various cooling towers, water outlet and margin head; (4) the main shaft impeller has adopted double-deck up and down form, when water impact rotating spindle impeller, makes the stressed more all even continuous of main shaft impeller, and the rotation of main shaft fan also can be more even simultaneously; (5) water orifice has adopted interchangeable structural type, can change the water orifice of different areas of injection orifice according to different demands.Can maximally utilise margin head like this, improve cooling effectiveness.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further details

Fig. 1 is the utility model vertical inlet structural representation

Fig. 2 is the horizontal water inlet structure schematic representation of the utility model

Fig. 3 is main shaft impeller figure of the present utility model

Fig. 4 is the A-A cross-sectional view of Fig. 3

Fig. 5 is the B-B cross-sectional view of Fig. 3

Embodiment

Two water inlet energy-saving water turbines as shown in Figure 1 and Figure 2, overall structure are that the casing and a middle oval-shaped casing of two circles up and down connects the one that becomes, i.e. casing epimere 5, casing stage casing 6 and casing hypomere 7.The top Bolt Connection in the bottom of casing epimere 5 and casing stage casing 6, the top Bolt Connection of the bottom in casing stage casing 6 and casing hypomere 7.6 sides, casing stage casing are connected with water outlet 1.High-pressure water flow enters internal box stage casing 6 from water intake 1, after the impact main shaft impeller blade, by casing hypomere 7, flows out from water outlet 8.

The symmetry medially in casing stage casing 6 has been installed two water orifices 2, after the press water of coming in by water intake 1 enters casing stage casing 6 by water orifice 2 again, the speed of water spray is faster, each water orifice 2 go out water line, all the circular arc tangential line with the position has a certain degree, angle value is 0 ° to 60 ° or 120 ° to 180 °, with this near water outlet direction along tangent to periphery, outwards spray the main shaft impeller 3 on the high speed water jet impact main shaft 4, and make it to rotate, the main shaft 4 that connects with it also rotates simultaneously, drives the flabellum rotation that main shaft 5 upper ends connect then, and hot blast is discharged.

Claims

1, a kind of two water inlet energy-saving water turbine, comprise casing epimere (5), casing stage casing (6), casing hypomere (7), bearing, main shaft (4), be placed in the main shaft impeller (3) on the main shaft (4), it is characterized in that described casing stage casing (6) has been settled from two drive units of the main shaft impeller (3) of direction ecto-entad injection water in opposite directions.

2, two according to claim 1 water inlet energy-saving water turbines, it is characterized in that the drive unit of described main shaft impeller (3) comprises two water intakes (1) and two water orifices (2) that are placed in side, casing stage casing (6) in horizontal symmetrical connect box stage casing (6); Establish two guide plates (9) in described each water intake (1); The blade of described main shaft impeller (3) is positioned at casing stage casing (6).

3, two as claimed in claim 1 or 2 water inlet energy-saving water turbines, it is characterized in that, the structural type of described two water inlet energy-saving water turbines is the structural type of a combination of sets accepted way of doing sth, described casing epimere (5) bottom and top, casing stage casing (6) Bolt Connection, casing epimere (5) has been installed the transmission device that comprises bearing, main shaft (4); (6) top, described casing stage casing and casing hypomere (7) bottom Bolt Connection, the bottom vertical of casing hypomere (7) picks out the mouth of a river (8).

4, two as claimed in claim 1 or 2 water inlet energy-saving water turbines is characterized in that, from the angle of overlooking, the profile in described casing stage casing (6) is oval.

5, as two water inlet energy-saving water turbines as described in the claim 2, it is characterized in that, the blade of described main shaft impeller (3) has two layers up and down, upper strata blade and lower leave evenly distribute on the circumferencial direction in the same center of circle separately, but the upper strata blade does not overlap with lower leave position in vertical direction; Some curve baths have been driven in the second layer horizontal baffle (10) of described main shaft impeller (3) and the centre of the 3rd layer of horizontal baffle (10).

6, as two water inlet energy-saving water turbines as described in claim 2 or 5, it is characterized in that, described water orifice (2) along the water inlet position of casing stage casing (6) madial wall by distributing on the 180 degree directions; The axial location of the axial location of described water orifice (2) and water intake (1) is on same straight line.

7, as two water inlet energy-saving water turbines as described in the claim 6, it is characterized in that each is individual part described water orifice (2), adopt the mode of Bolt Connection to install; The sectional shape of described water orifice (2) is a rectangle; The cross section of described water orifice (2) can vary in size, and can replace according to actual needs.

8, as two water inlet energy-saving water turbines as described in claim 6 or 7, it is characterized in that the angle of the water spraying direction of described water orifice (2) and the circular arc tangential line of its position is between 0 °～60 ° or 120 °～180 °.