CN206801763U

CN206801763U - A kind of power set based on water hammer effect and a kind of TRT

Info

Publication number: CN206801763U
Application number: CN201720657463.4U
Authority: CN
Inventors: 明容杰; 敬婧; 袁冬梅; 明羽; 江启峰; 张惟斌; 瞿正伟
Original assignee: Xihua University
Current assignee: Xihua University
Priority date: 2017-06-07
Filing date: 2017-06-07
Publication date: 2017-12-26
Anticipated expiration: 2027-06-07

Abstract

The utility model discloses a kind of power set based on water hammer effect, including the internal cylinder body with pressure chamber and working chamber, the water inlet of cylinder body is connected with one end of pressure chamber by the first check valve, the other end of pressure chamber is connected with the delivery port of cylinder body by cone valve, the bottom of working chamber is connected with the pressure chamber by the second check valve, work cavity inner sleeve has the piston being slidably matched with it, the body of rod of piston stretches out from the top of working chamber, and for being connected with the pendulum externally to be done work by rotary motion, the linkage valve connected with delivery port is installed in the side wall of working chamber bottom；Power set provided by the utility model, water hammer effect can be utilized, passes through water jet propulsion piston, the body of rod of piston is set to drive pendulum externally to do work, its is simple in construction, can make full use of water hammer effect, water hammer energy is converted into mechanical energy, water hammer energy is utilized.The invention also discloses a kind of TRT for including above-mentioned power set.

Description

A kind of power set based on water hammer effect and a kind of TRT

Technical field

Technical field of hydroelectric generation is the utility model is related to, more particularly to a kind of power set based on water hammer effect. In addition, the utility model further relates to a kind of TRT for including above-mentioned power set.

Background technology

Hydroelectric generation is that its environmental protection and energy saving, cost is low using the technology that the kinetic energy or potential energy of water are electric energy, therefore To wide model application.

Current hydroelectric installation mainly has two big type of reaction turbine and impulse turbine, water slug water wheels The runner of machine, rotates runner, is mechanical energy by the kinetic energy of water or potential energy, and runner rotates and drives electrical power generators again, then Convert mechanical energy into electric energy.

And in fluid delivery process, when the valve of opening is closed suddenly or water pump stops suddenly, follow-up current are used Property effect under, may proceed to flow into conveyance conduit, cause hydraulic pressure in conveyance conduit to increase suddenly, form water hammer, and this effect It is then water hammer effect；Water hammer energy is huge, and can utilize the device of water hammer energy and few at present, causes energy dissipation.

Therefore how to be the current technical issues that need to address of those skilled in the art using water hammer energy.

Utility model content

The purpose of this utility model is to provide a kind of power set based on water hammer effect, and it can utilize water hammer energy. Another object of the present utility model is to provide a kind of TRT for including above-mentioned power set.

In order to solve the above technical problems, the utility model provides a kind of power set based on water hammer effect, including inside Cylinder body with pressure chamber and working chamber, the water inlet of the cylinder body is with one end of the pressure chamber by only allowing current from institute State water inlet to connect to the first check valve that the pressure chamber flows, the delivery port of the other end of the pressure chamber and the cylinder body Connected by the cone valve for only allowing current to be flowed from the pressure chamber to the delivery port,

The bottom of the working chamber is with the pressure chamber by only allowing current from the pressure chamber to the working chamber stream Dynamic second check valve connection, the work cavity inner sleeve have a piston being slidably matched with it, and the body of rod of the piston is from the work The top for making chamber is stretched out, and for being connected with the pendulum externally to be done work by rotary motion,

The linkage valve connected with the delivery port is installed, and the piston is to institute in the side wall of the working chamber bottom When stating working chamber tip motions, the linkage valve is closed, the piston to the working chamber bottom move when, the interstage valve Door is opened to flow out for current out of described working chamber.

Preferably, the working chamber side is provided with the rigidity that can be swung around the rotating shaft being fixed on the cylinder body Bar, groove is provided with the side wall on the working chamber top, the groove is placed with the card that can be horizontally slipped along the groove Block, the end of the fixture block are provided with to be used to be engaged with the piston and tied with the wedge shape for heading into the fixture block in the groove Structure, the fixture block are hinged by the top of the cross bar through the working chamber sidewall and the rigid rod, and the linkage valve leads to The bottom for crossing catch bar and the rigid rod through the working chamber sidewall is hinged, the catch bar and the working chamber sidewall Between be provided with for seal sealing-plug.

Preferably, being additionally provided with the passage that the working chamber is connected with the delivery port by linkage valve only allows current The 3rd check valve flowed from the working chamber to the delivery port.

Preferably, be provided with the spacing preiection for being used for limiting the piston telescopic extensions in the working chamber, the piston and The linkage valve is respectively provided at the both sides of the spacing preiection.

Preferably, the mounting groove relative with the groove, the mounting groove are additionally provided with the side wall on the working chamber top It is interior provided with the balance weight that can be horizontally slipped along the mounting groove and for the balance weight to be released to the spring of the mounting groove.

The utility model also provides a kind of TRT, including the power set and is connected and uses with the power set In the generator that mechanical energy is converted into electric energy, the power set are specially the power set described in above-mentioned any one.

Preferably, including multiple power set in parallel by power transmission shaft.

Power set provided by the utility model based on water hammer effect, during start-up operation, cone valve is opened, and second is unidirectional Valve is closed, and current enter pressure chamber by the first check valve, and are flowed out by the slype where cone valve, and cone valve is in water Stream effect is lower to be accelerated to close, and water hammer produces, and hydraulic pressure increased dramatically in pressure chamber, and in the presence of pressure differential, the first check valve closes Close, the second check valve is opened, and current enter working chamber by the second check valve, and promotion piston is to working chamber top movements, now Linkage valve is closed mode, and the body of rod of piston drives pendulum externally to do work；When piston is reached at the top of working chamber, it is used in pendulum Property effect under, piston moves to working chamber bottom, and now linkage valve is opening, and the second check valve is closed mode, then Current in working chamber are extruded by linkage valve, complete an expansion stroke；Part current in pressure chamber flow into work After chamber, the pressure in pressure chamber is relatively low, and in the presence of pressure differential, cone valve is opened, and fluid flows into further through the first check valve Pressure chamber, power set is returned to original state, complete a working cycles.

In summary, the power set that the utility model embodiment provides, it is simple in construction, water can be made full use of Hammer effect into shape, water hammer energy is converted into mechanical energy, water hammer energy is utilized.

TRT provided by the utility model includes above-mentioned power set, because above-mentioned power set have above-mentioned technology Effect, above-mentioned TRT should also have same technique effect, no longer be discussed in detail herein.

Brief description of the drawings

Fig. 1 is a kind of structural representation of embodiment of power set provided by the utility model；

Fig. 2 is the enlarged diagram of part A in Fig. 1.

Embodiment

Core of the present utility model is to provide a kind of power set based on water hammer effect, and it can utilize water hammer energy. Another core of the present utility model is to provide a kind of TRT for including above-mentioned power set.

In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied The utility model is described in further detail for mode.

Fig. 1 and Fig. 2 are refer to, Fig. 1 is a kind of knot of embodiment of power set provided by the utility model Structure schematic diagram；Fig. 2 is the enlarged diagram of part A in Fig. 1.

The power set based on water hammer effect that the utility model embodiment provides, including cylinder body, cylinder interior With pressure chamber 1 and working chamber 2, the water inlet 3 of cylinder body is connected by the first check valve 5 with one end of pressure chamber 1, and cylinder body goes out The mouth of a river 4 is connected by cone valve 6 with the other end of pressure chamber 1, and the first check valve 5 only allows current from water inlet 3 to pressure Flowed in chamber 1, cone valve 6 only allows current to be flowed from pressure chamber 1 to delivery port 4；The bottom of working chamber 2 passes through the second check valve 7 connect with pressure chamber 1, are cased with the piston 8 being slidably matched with it in working chamber 2, and the body of rod of piston 8 is from the top of working chamber 2 Stretch out, and for being connected with the pendulum externally to be done work by rotary motion, and the second check valve 7 only allows current from pressure chamber 1 Flowed to working chamber 2；In addition, linkage valve 9 is installed in the side wall of the bottom of working chamber 2, and working chamber 2 passes through linkage valve 9 connect with delivery port 4, when piston 8 in the working chamber 2 to the tip motions of working chamber 2 when, linkage valve 9 is closed, when piston 8 When being moved to the bottom of working chamber 2, linkage valve 9 is opened flows to delivery port 4 for current out of working chamber 2.

In use, the power set are placed in current, during start-up operation, cone valve 6 is opened, and the second check valve 7 closes Close, current enter pressure chamber 1 by the first check valve 5, and are flowed out by the slype where cone valve 6, and cone valve 6 is in water Stream effect is lower to be accelerated to close, and water hammer produces, and hydraulic pressure increased dramatically in pressure chamber 1, in the presence of pressure differential, the first check valve 5 Close, the second check valve 7 is opened, and current enter working chamber 2 by the second check valve 7, promotes piston 8 to be transported to the top of working chamber 2 Dynamic, now linkage valve 9 is closed mode, and the body of rod of piston 8 drives pendulum externally to do work；When piston 8 reaches the top of working chamber 2 When, under pendulum effect of inertia, piston 8 moves to the bottom of working chamber 2, and now linkage valve 9 is opening, the second check valve 7 be closed mode, then the current in working chamber 2 are extruded by linkage valve 9, completes an expansion stroke.

After part current in pressure chamber 1 flow into working chamber 2, the pressure in pressure chamber 1 is relatively low, in the effect of pressure differential Under, cone valve 6 is opened, and fluid makes power set return to original state, complete one further through the feed pressure chamber 1 of the first check valve 5 Individual working cycles.

The keying of linkage valve 9 is related to the direction of motion of piston 8, in a kind of embodiment, can pass through machine Tool formula linkage controls the keying of linkage valve 9, and specifically, linkage includes fixture block 12, cross bar 13, rigid rod 10 and For the catch bar for driving linkage valve 9 to open and close, rigid rod 10 is located at the side of working chamber 2, and can be around being fixed on cylinder body Rotating shaft 11 swing, be provided with groove in the side wall on the top of working chamber 2, fixture block 12 is placed in groove and can be along groove or so Slide, the end of fixture block 12, which is provided with, to be used to be engaged the wedge structure so that fixture block 12 is headed into groove, cross bar 13 1 with piston 8 End connection fixture block 12, the other end are hinged through the side wall of working chamber 2 and with the top of rigid rod 10, one end connection linkage of catch bar Valve 9, the other end runs through the side wall of working chamber 2 and is hinged with the bottom of rigid rod 10, in addition, in catch bar and the side of working chamber 2 The sealing-plug 14 for sealing is additionally provided between wall.

When current are entered in working chamber 2 by the second check valve 7, in the presence of hydraulic pressure, linkage valve 9 is closed, when When piston 8 moves to 2 top of working chamber under water jet propulsion effect, piston 8 promotes the wedge structure of fixture block 12 to top, makes card Block 12 moves right, and is driven by cross bar 13, makes 11 turn clockwise around the shaft of rigid rod 10, and the bottom of rigid rod 10, which drives, to promote Bar slides to the left, promotes linkage valve 9, opens linkage valve 9；Subsequent piston 8 to the bottom of working chamber 2 move when, make current Flowed out by linkage valve 9.

For the ease of the installation of linkage valve 9, specifically, the bottom of linkage valve 9 can be hinged on to the inwall of working chamber 2 On, and the top of linkage valve 9 is connected with catch bar, when catch bar pushes linkage valve 9 into working chamber 2, interstage valve Door 9 is opened, and when catch bar opposite direction pulls linkage valve 9, linkage valve 9 is closed.

Sealing-plug 14 is provided between catch bar and the side wall of working chamber 2, effectively prevents current from catch bar and the side of working chamber 2 The junction leakage of wall, reduces energy loss；Specifically, sealing-plug 14 can be fixed in the side wall of working chamber 2, and and catch bar Sliding connection, can also fixed cover be connected on catch bar, and with the snug engagement of working chamber 2.

In addition, the one side of the body of rod is provided with piston 8 can be provided with projection, the wedge shape of fixture block 12 is promoted to top by projection Structure, so that fixture block 12 moves right, projection is set to prevent piston 8 from being shifted when moving to 2 top of working chamber by card In groove.

The keying of linkage valve 9 is controlled using mechanical linkage, power set can be made not need any outside Fuel or electric power, it can realize and continuously run and externally do work.

In another embodiment, the power set of the utility model embodiment offer, it can also lead to The keying of sensor and circuit control linkage valve 9 is crossed, also within the scope of protection of the utility model.

On the basis of above-mentioned embodiment, the power set of the utility model embodiment offer, in work Make to be also provided with the 3rd check valve 15, and the 3rd check valve 15 on the passage that chamber 2 is connected with delivery port 4 by linkage valve 9 Only current are allowed to be flowed from working chamber 2 to delivery port 4；Water (flow) direction is limited by the 3rd check valve 15, can effectively be prevented out Current at the mouth of a river 4 are redirected back into working chamber 2, damage linkage.

On the basis of above-mentioned each embodiment, the power set of the utility model embodiment offer, Spacing preiection 16 can be provided with working chamber 2, spacing preiection 16 is used to limit range of movement of the piston 8 in working chamber 2, and living Plug 8 and linkage valve 9 are respectively provided at the both sides of spacing preiection 16, with prevent piston 8 in working chamber 2 in motion process with linkage Valve 9 is touched, and is influenceed piston 8 and is moved or the keying of linkage valve 9.

Further, the mounting groove relative with groove is also provided with the side wall on the top of working chamber 2, in mounting groove Spring and balance weight 17 are installed, balance weight 17 is slidably connected with mounting groove, and balance weight 17 can horizontally slip along mounting groove, bullet Spring is located between installation trench bottom peace weighing apparatus block 17, for balance weight 17 to be pushed outwardly into mounting groove；When piston 8 moves to work During 2 top of chamber, piston 8 promotes fixture block 12 and balance weight 17 to top simultaneously, moves right fixture block 12, while make balance weight 17 Move to the left in mounting groove, compression spring, during 8 counter motion of piston, balance weight 17 is under the action of the spring out of mounting groove Stretch out.Set balance weight 17 to push reaction force caused by fixture block 12 with dummy piston 8, effectively avoid the stress of piston 8 not ；It is of course also possible to balance weight 17 is not provided with, also within the scope of protection of the utility model.

Except above-mentioned power set, specific embodiment of the present utility model also provides a kind of including generator and above-mentioned dynamic The TRT of power apparatus, the structure of other each several parts of the TRT refer to prior art, repeat no more herein.

Specifically, TRT can include multiple power set, and power set can be real by a power transmission shaft parallel connection The now compound power-generating of more strokes, the stability of output can be improved.The number of power set can adjust according to actual conditions, this Application is not specifically limited to this.

In the description of present utility model application file, it is to be understood that in this application, attached Fig. 1 and 2 is power The sectional view of device, water inlet 3 and delivery port 4 can be located at the same horizontal position；In addition, term "left", "right", " bottom ", The orientation or relation of instructions such as " tops " are to be based on orientation shown in the drawings or position relationship, are for only for ease of description and simplification is retouched State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation, Therefore it is not intended that to limitation of the present utility model.

Detailed Jie has been carried out to the power set provided by the utility model based on water hammer effect and TRT above Continue.Specific case used herein is set forth to principle of the present utility model and embodiment, and above example is said It is bright to be only intended to help and understand method and its core concept of the present utility model.It should be pointed out that for the common of the art For technical staff, on the premise of the utility model principle is not departed from, can also to the utility model carry out it is some improvement and Modification, these are improved and modification is also fallen into the protection domain of the utility model claims.

Claims

A kind of 1. power set based on water hammer effect, it is characterised in that there is the cylinder body of pressure chamber and working chamber including inside, One end of the water inlet of the cylinder body and the pressure chamber is by only allowing current to be flowed from the water inlet to the pressure chamber The connection of the first check valve, the delivery port of the other end of the pressure chamber and the cylinder body is by only allowing current from the pressure Chamber connects to the cone valve that the delivery port flows,

What the bottom of the working chamber was flowed with the pressure chamber by only allowing current from the pressure chamber to the working chamber Second check valve connects, and the work cavity inner sleeve has a piston being slidably matched with it, and the body of rod of the piston is from the working chamber Top stretch out, and for being connected with the pendulum externally to be done work by rotary motion,

The linkage valve connected with the delivery port is installed, and the piston is to the work in the side wall of the working chamber bottom When making chamber tip motions, the linkage valve is closed, the piston to the working chamber bottom move when, the linkage valve is opened Open and flowed out for current out of described working chamber.
2. power set according to claim 1, it is characterised in that the working chamber side is provided with can be around being fixed on The rigid rod that the rotating shaft on cylinder body swings is stated, groove is provided with the side wall on the working chamber top, the groove is placed There is the fixture block that can be horizontally slipped along the groove, the end of the fixture block, which is provided with, to be used to be engaged with the piston with by described in The wedge structure that fixture block is headed into the groove, the fixture block pass through the cross bar through the working chamber sidewall and the rigid rod Top be hinged, the linkage valve is hinged by the bottom of the catch bar through the working chamber sidewall and the rigid rod, The sealing-plug for sealing is provided between the catch bar and the working chamber sidewall.
3. power set according to claim 2, it is characterised in that the working chamber passes through interstage valve with the delivery port The 3rd check valve for only allowing current to be flowed from the working chamber to the delivery port is additionally provided with the passage of door connection.
4. power set according to claim 3, it is characterised in that be provided with the working chamber and be used to limit the piston The spacing preiection of telescopic extensions, the piston and the linkage valve are respectively provided at the both sides of the spacing preiection.
5. power set according to claim 4, it is characterised in that be additionally provided with the side wall on the working chamber top and institute State the relative mounting groove of groove, the balance weight that can be horizontally slipped along the mounting groove is provided with the mounting groove and for by institute State the spring that balance weight releases the mounting groove.
6. a kind of TRT, including the power set and it is connected with the power set and for mechanical energy to be converted into electricity The generator of energy, it is characterised in that the power set are specially the power set described in claim 1 to 5 any one.
7. power set according to claim 6, it is characterised in that including multiple power in parallel by power transmission shaft Device.