CN208845302U

CN208845302U - The water route filter structure of hydroelectric generator

Info

Publication number: CN208845302U
Application number: CN201821566928.6U
Authority: CN
Inventors: 李仁波
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-25
Filing date: 2018-09-25
Publication date: 2019-05-10
Anticipated expiration: 2028-09-25

Abstract

The utility model provides the water route filter structure of hydroelectric generator, belongs to field of mechanical technique.It solves the problems, such as to be difficult to ensure air pressure balance and hydraulic balance in existing hydroelectric generator.The water route filter structure of this hydroelectric generator, there is the shell of water cavity and magnetic chamber including inside, the impeller being set in water cavity, be set to magnetic intracavitary magnet and shaft, also there is the shaft channel that can be connected to water cavity and magnetic chamber in the shell, the shaft passes through the shaft channel and the both ends of shaft and is connected respectively with the impeller and magnet, the above-mentioned filtration channel for crossing water cavity and magnetic chamber can be connected to by also having in shell, and the filtration channel is provided with filter core in the mutually indepedent and described filtration channel with above-mentioned shaft channel.The water route filter structure of this hydroelectric generator can reduce the installation and machining accuracy of hydroelectric generator.

Description

The water route filter structure of hydroelectric generator

Technical field

The utility model belongs to field of mechanical technique, is related to a kind of water route filter structure more particularly to a kind of hydroelectric generation The water route filter structure of machine.

Background technique

Tap is most common water flow switch control mechanism in people's daily life, is widely used in each use The place of water.Continuous improvement with people to tap requirement, the intelligent faucets such as inductive tap are gradually by people Concern, but because the generating efficiency of hydroelectric generator is not high, thus existing inductive faucet generally require when in use it is external Power supply is for its normal use.

For this purpose, applicant devise a kind of hydroelectric generator and applied Chinese patent (its application No. is: 201711054748.X, publication No. are as follows: CN107575331A), the hydroelectric generator include shell, shaft, impeller, coil with And magnet, there is in shell magnetic chamber and cross water cavity, magnetic chamber and crossing between water cavity is connected by water passage, and impeller is set It sets and is crossing in water cavity, magnet is set to magnetic intracavitary, and the both ends of shaft are connected with magnet and impeller respectively, at water passage also It is provided with the separator that the impurity in water cavity can be prevented to enter magnetic chamber.The hydroelectric generator carries out water flow not at source Filtering, but at the water passage crossed between water cavity and magnetic chamber setting for prevent impurity without prevent that water flow passes through every Off member, ensure that the flow of the water flow of impact impeller, while also be avoided that impurity enters magnetic chamber and the normal work to magnet It impacts, farthest avoids the interference in hydroelectric generator use process, improve the power generation effect of hydroelectric generator Rate.

But in above-mentioned hydroelectric generator, the separator being arranged in water passage needs to be isolated impurity and is not isolated Water flow then needs the gap between separator and shaft very small, machining accuracy and installation essence for separator and shaft Degree require it is high, once gap between the two is blocked, then can destroy magnetic chamber and cross water cavity between air pressure balance and water Flatten weighing apparatus, when hydroelectric generator installation, may because the intracorporal gas of chamber be difficult to cause due to discharge it is difficult to install, or in waterpower Generator between magnetic chamber and excessively water cavity in use, be difficult to reach hydraulic balance and cause the component at water passage biggish Pressure influences use and the service life of hydroelectric generator.

Utility model content

The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose a kind of water of hydroelectric generator Road filter structure, the technical problem to be solved is that the installations and machining accuracy that how to reduce hydroelectric generator.

The purpose of this utility model can be realized by the following technical scheme:

The water route filter structure of hydroelectric generator had the shell of water cavity and magnetic chamber including inside, was set to water Intracavitary impeller is set to magnetic intracavitary magnet and shaft, and water cavity and magnetic chamber can be connected to by also having in the shell Shaft channel, the both ends that the shaft passes through the shaft channel and shaft are connected with the impeller and magnet respectively, special Sign is, also having in the shell can be connected to the above-mentioned filtration channel for crossing water cavity with magnetism chamber, the filtration channel with it is above-mentioned Shaft channel is mutually indepedent and the filtration channel in be provided with filter core.

The water route filter structure of this hydroelectric generator when in use, because water cavity is connected by filtration channel with magnetic chamber always It is logical, even if being then isolated part or sealing element closure at shaft channel, crosses between water cavity and magnetic chamber and be still able to maintain air pressure and water Weighing apparatus is flattened, so that the required precision when shaft channel of hydroelectric generator is in installation and processing substantially reduces.Meanwhile because of filtering Channel and shaft channel are mutually indepedent, i.e., shaft is not threaded through in filtration channel, and filter core can only be arranged in filtration channel, not only drop The difficulty of low installation and filter effect can be greatly improved, impurity is avoided to enter magnetic chamber and impact to magnet.This waterpower The water route filter structure of generator can cooperate the scheme for blocking shaft channel using sealing element to use, and can also cooperate using separator Scheme of the impurity without preventing water flow from passing through is prevented to use.

In the water route filter structure of above-mentioned hydroelectric generator, the shell includes upper cover, lower cover and sealed connection Support base between upper cover and lower cover forms above-mentioned magnetic chamber, the lower cover and support base between the upper cover and support base Between formed it is above-mentioned cross water cavity, above-mentioned shaft channel, which is run through, is opened in the middle part of the support base.

In the water route filter structure of above-mentioned hydroelectric generator, protruded into the upper cover at the top of the support base, it is described Filtration channel include the blind hole being opened on the support base along the axial direction of shaft, the water flowing chamber being opened on the outside of support base and Gap between the support base top outer and the upper cover inner wall, the filter core is set in blind hole and the opening position of blind hole In on the side wall for crossing water cavity, the water flowing chamber is connected to the blind hole and gap.Blind hole can be such that filter core is mounted directly to Bottom reduces the requirement of filter core installation accuracy, and because of the high filtration of filter core, the required precision in gap is substantially reduced, and filters Channel passes through the setting of blind hole, water flowing chamber and gap, increases the complexity of water, and then reduces the possibility that impurity passes through.

In the water route filter structure of above-mentioned hydroelectric generator, the connectivity part of the water flowing chamber and blind hole is located at described blind The middle section in hole, the filter core is in the form of a column and the size of filter core and the size of the blind hole match.Water flowing chamber is connected to blind hole Middle section, facilitates the installation of filter core, and reduces the possibility that impurity passes through.

In the water route filter structure of above-mentioned hydroelectric generator, at the port of the blind hole or blind hole inner wall has energy Prevent the limiting section of the filter core abjection blind hole.

As another situation, in the water route filter structure of above-mentioned hydroelectric generator, the filtration channel includes edge Shaft axially penetrates through the through-hole being opened on the support base.

In the water route filter structure of above-mentioned hydroelectric generator, the filter core is in the form of a column and the size of filter core is led to described The size in hole matches.

Compared with prior art, in addition the water route filter structure of this hydroelectric generator has opened up filtering except shaft channel Channel, and filter core is provided in filtration channel, it both can guarantee hydraulic balance and air pressure balance between water cavity and magnetic chamber, The installation and use of hydroelectric generator are facilitated, and can substantially reduce and separator installation and machining accuracy at shaft channel are wanted It asks.

Detailed description of the invention

Fig. 1 is the schematic cross-sectional view of hydroelectric generator.

Fig. 2 is the enlarged drawing at the water route filter structure of this hydroelectric generator.

Fig. 3 is the structural schematic diagram of support base.

In figure, 1, shell；11, water cavity is crossed；12, magnetic chamber；13, shaft channel；14, upper cover；15, lower cover；16, it supports Seat；17, blind hole；18, water flowing chamber；19, gap；2, impeller；3, magnet；4, shaft；5, filter core.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figure 1, Figure 2 and Figure 3, the water route filter structure of this hydroelectric generator includes shell 1, which includes upper Lid 14, lower cover 15 and the support base 16 being sealedly connected between upper cover 14 and lower cover 15, shape between upper cover 14 and support base 16 At magnetic chamber 12, water cavity 11 was formed between lower cover 15 and support base 16, water can be connected to by running through to offer in the middle part of support base 16 The shaft channel 13 of chamber 11 and magnetic chamber 12.Shaft 4 passes through shaft channel 13 and its both ends was located at water cavity 11 and magnetism In chamber 12, cross in water cavity 11 and be provided with impeller 2 and the impeller 2 and 4 one end of shaft is connected, be provided in magnetic chamber 12 magnet 3 and The magnet 3 and 4 other end of shaft are connected.Support base 16 is located at the side wall at shaft channel 13 and is additionally provided between shaft 4 Cricoid separator, the separator can block completely shaft channel 13 so that water flow and impurity cannot by separator, when So, the design of separator can also be used for preventing impurity without preventing water flow.

The filtration channel that can be connected to water cavity 11 and magnetic chamber 12, the mistake are additionally provided in shell 1 at support base 16 Filter channel and shaft channel 13 are additionally provided with filter core 5 independently of each other and in filtration channel.

Specifically, protruded into upper cover 14 at the top of support base 16, filtration channel includes being opened in support along the axial direction of shaft 4 Blind hole 17 on seat 16, the water flowing chamber 18 for being opened in the outside of support base 16 and 16 top outer of support base and 14 inner wall of upper cover it Between gap 19.Wherein, blind hole 17 is circular hole, and quantity is two and 4 axis is uniformly distributed around the shaft, two blind holes 17 Opening was respectively positioned on the side wall of water cavity 11, and being stamped and formed out at the port of blind hole 17 by formed punch can prevent filter core 5 from deviating from blind hole 17 limiting section, certainly, the limiting section may also set up in the inner wall of blind hole 17, and water flowing chamber 18 is in circular ring shape and blind with two simultaneously The middle section in hole 17 is connected, and filter core 5 is cylindrical, is set in blind hole 17 and the aperture of the diameter of filter core 5 and blind hole 17 Size matches.

The water route filter structure of this hydroelectric generator when in use, because filtration channel is always by water cavity 11 and magnetic chamber 12 It is connected, even if being then isolated part closure at shaft channel 13, crosses between water cavity 11 and magnetic chamber 12 and be still able to maintain air pressure and water Weighing apparatus is flattened, so that the required precision when shaft channel 13 of hydroelectric generator is in installation and processing substantially reduces.Meanwhile because of mistake It filters channel and shaft channel 13 is mutually indepedent, i.e., shaft 4 is not threaded through in filtration channel, filter core 5 can be only set in filtration channel, It not only reduces the difficulty of installation and filter effect can be greatly improved, impurity is avoided to enter magnetic chamber 12 and cause shadow to magnet 3 It rings.

Certainly, filtration channel may also comprise and be opened on support base 16 along axially penetrating through for shaft 4 according to different requirements, Through-hole, filter core 5 is set to the size of through-hole inner filter core 5 and the size of through-hole matches.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims

1. the water route filter structure of hydroelectric generator had the shell (1) of water cavity (11) and magnetic chamber (12) including inside, set The impeller (2) that was placed in water cavity (11), the magnet (3) being set in magnetic chamber (12) and shaft (4), the shell (1) Inside also there is the shaft channel (13) that can be connected to water cavity (11) and magnetic chamber (12), the shaft (4) is logical across the shaft Road (13) and the both ends of shaft (4) are connected with the impeller (2) and magnet (3) respectively, which is characterized in that in the shell (1) The above-mentioned filtration channel for crossing water cavity (11) and magnetic chamber (12), the filtration channel and above-mentioned shaft channel can be connected to by also having (13) filter core (5) are provided in the mutually indepedent and filtration channel.

2. the water route filter structure of hydroelectric generator according to claim 1, which is characterized in that the shell (1) includes Upper cover (14), lower cover (15) and the support base (16) being sealedly connected between upper cover (14) and lower cover (15), the upper cover (14) above-mentioned magnetic chamber (12) is formed between support base (16), forms above-mentioned mistake between the lower cover (15) and support base (16) Water cavity (11), above-mentioned shaft channel (13) run through the middle part for being opened in the support base (16).

3. the water route filter structure of hydroelectric generator according to claim 2, which is characterized in that support base (16) top Portion protrudes into the upper cover (14), and the filtration channel includes being opened on the support base (16) along the axial direction of shaft (4) Blind hole (17), the water flowing chamber (18) being opened on the outside of support base (16) and the support base (16) top outer and the upper cover (14) gap between inner wall (19), the filter core (5) is set in blind hole (17) and the opening of blind hole (17) is located at the mistake On the side wall of water cavity (11), the water flowing chamber (18) is connected to the blind hole (17) and gap (19).

4. the water route filter structure of hydroelectric generator according to claim 3, which is characterized in that the water flowing chamber (18) with The connectivity part of blind hole (17) is located at the middle section of the blind hole (17), the filter core (5) be in the form of a column and the size of filter core (5) with it is described The size of blind hole (17) matches.

5. the water route filter structure of hydroelectric generator according to claim 3 or 4, which is characterized in that the blind hole (17) Port at or blind hole (17) inner wall have can prevent the filter core (5) abjection blind hole (17) limiting section.

6. the water route filter structure of hydroelectric generator according to claim 2, which is characterized in that the filtration channel includes The through-hole being opened on the support base (16) is axially penetrated through along shaft (4).

7. the water route filter structure of hydroelectric generator according to claim 6, which is characterized in that the filter core (5) is in column The size of the size and the through-hole of shape and filter core (5) matches.