阅读说明：本技术 建筑物地下空间地震能转换利用装置及操作方法 (Earthquake energy conversion and utilization device for underground space of building and operation method ) 是由 罗战友 李晓泉 邹宝平 陶燕丽 丁康 李超 朱剑锋 吴李泉 熊志强 夏建中 于 2020-01-21 设计创作，主要内容包括：一种建筑物地下空间地震能转换利用装置,包括箱体、磁流体、弹簧、气球、充气泵和环形永磁铁,所述箱体的顶部设有螺旋管,所述螺旋管内腔与所述箱体内腔连通,所述螺旋管上套入所述环形永磁体,所述箱体的底部与弹簧的上端连接,所述弹簧的下端固定在建筑地下空间,所述箱体内充满所述磁流体,所述气球位于所述箱体的内腔,所述气球的进气口与所述充气泵的出口连通,所述箱体下部设有用于引出感应电流的电极。以及提供一种建筑地下空间地震能转换利用装置的操作方法。本发明成本低、效率高、绿色环保、具有一定的自我调节功能。(The earthquake energy conversion and utilization device for the underground space of the building comprises a box body, a magnetic fluid, a spring, a balloon, an inflator pump and an annular permanent magnet, wherein a spiral pipe is arranged at the top of the box body, the inner cavity of the spiral pipe is communicated with the inner cavity of the box body, the annular permanent magnet is sleeved on the spiral pipe, the bottom of the box body is connected with the upper end of the spring, the lower end of the spring is fixed in the underground space of the building, the magnetic fluid is filled in the box body, the balloon is located in the inner cavity of the box body, an air inlet of the balloon is communicated with an outlet of the inflator pump, and an electrode used for leading. And provides an operation method of the seismic energy conversion and utilization device for the underground space of the building. The invention has the advantages of low cost, high efficiency, environmental protection and certain self-regulation function.)

1. The earthquake energy conversion and utilization device for the underground space of the building is characterized by comprising a box body, a magnetic fluid, a spring, a balloon, an inflator pump and an annular permanent magnet, wherein a spiral pipe is arranged at the top of the box body, the inner cavity of the spiral pipe is communicated with the inner cavity of the box body, the annular permanent magnet is sleeved on the spiral pipe, the bottom of the box body is connected with the upper end of the spring, the lower end of the spring is fixed in the underground space of the building, the magnetic fluid is filled in the box body, the balloon is located in the inner cavity of the box body, an air inlet of the balloon is communicated with an outlet of the inflator pump, and an electrode used for leading out induced current.

2. The seismic energy conversion and utilization device of the underground space of the building as claimed in claim 1, wherein the lower end of the spring is welded to the steel mesh of the underground space of the building, and the spring is welded to the longitudinal connecting rod.

3. The seismic energy conversion and utilization device of the underground space of the building as claimed in claim 1 or 2, wherein a sponge spacer is provided between adjacent annular permanent magnets for isolation.

4. The earthquake energy conversion and utilization device for the underground space of the building as claimed in claim 1 or 2, wherein the box body is provided with a controllable valve for pouring in and out the lubricating fluid, vacuumizing and pouring in the magnetic fluid.

5. The seismic energy conversion and utilization device for the underground space of the building as claimed in claim 1 or 2, wherein the top of the box body is provided with spiral pipes at equal intervals around the circumference.

6. A method of operating the seismic energy conversion and utilization device for the underground space of a building according to claim 1, comprising the steps of:

(1) determining the specific installation position of the device in the underground space of the building according to the design drawing of the building;

(2) the sizes of all parts of the device and the space between the springs are adjusted according to the condition of a building;

(3) installing a plate electrode, a balloon and an inflator pump on the box body, wherein the plate electrode and the box body are poured together and formed and are left in the box body, the balloon is inserted into the box body through a preformed hole in the bottom of the box body, the preformed hole is a threaded hole, and the inflator pump is screwed on the preformed hole;

(4) installing a valve on the box body, embedding an electrode plate at the specified height of the valve, connecting a wire of the electrode plate to the inflator pump, and controlling the inflator pump to work; connecting the electrode plate with an inflator pump in series to supply power to the inflator pump;

(5) pouring the lubricant into the box body through the valve, and shaking the box body to uniformly coat the lubricant so as to reduce the friction work of the magnetic fluid;

(6) leading out the redundant lubricant, continuously exhausting air until the interior of the box body reaches a vacuum state, further injecting magnetic fluid into the box body, and keeping the interior of the box body in the vacuum state; closing the valve and ensuring the sealing performance of the valve;

(7) annular permanent magnets are sleeved on the spiral pipes connected with the box body, and sponge gaskets are sleeved between the annular magnets for isolation;

(8) erecting a basement template, arranging bottom plate steel bars, and welding the spring and the longitudinal connecting rod to form a spring longitudinal connecting rod combination device;

(9) welding the spring longitudinal connecting rod combination device with the reinforcing mesh, and pouring bottom plate concrete after the whole layer of spring device is welded;

(10) and (3) removing the mold when the strength of the concrete reaches the designed strength, welding the exposed part of the box body and the spring longitudinal connecting rod combined device, connecting the electric wires of the electrode plates in series by taking the whole row as a unit, laying cable pipelines to form a power supply line, arranging an access door, and leading out the lines to establish a power utilization loop for power generation in earthquake.

7. The method of operation of claim 6, wherein the method further comprises the steps of:

(11) when an earthquake occurs, the box body and the magnetic fluid generate relative displacement, and the annular magnet is sleeved outside the solenoid, so that when the magnetic fluid floods into the solenoid, the magnetic induction line of the annular magnet can be cut, induced electromotive force is generated, induced current is led out through the electrode and is connected with the loop in the step (10), and conversion and utilization of earthquake energy are realized;

(12) when the earthquake stops, the device can automatically adjust the height of the liquid level of the magnetic fluid, so that the liquid level recovers to a specific height to ensure secondary use; because the magnetic fluid has electrical conductivity, the liquid level height of the magnetic fluid changes, and two groups of electrode plates on the valve can be controlled to be opened and closed; when the liquid level is lower than the specific height, the inflation pump inflates the balloon to enable the liquid level to be raised to the specific height; when the liquid level is higher than the specific height, the inflator pump deflates the balloon to reduce the liquid level to the specific height, so that the effect of recycling is achieved.

8. The operating method according to claim 6 or 7, wherein in the step (7), a sponge gasket is sleeved between the ring magnets for isolation.

Technical Field

The invention relates to a power generation device for collecting seismic energy and converting the seismic energy into electric energy, which is suitable for various underground buildings on a seismic moving zone and is a device for converting and utilizing the vibration energy of the underground space of the buildings.

Background

Fossil fuel is the main energy source in the world, but the environmental problems caused by the massive use of fossil fuel are still unsolved, so that the search for a new clean energy source is urgent. Although earthquakes carry a great deal of vibration energy, no good method is available for collecting and utilizing the earthquake energy. The distribution of many seismic activity zones around the world makes the utilization of the seismic energy a new topic and challenge. In addition, due to the huge energy carried by the earthquake, the destructiveness is also huge, when the earthquake happens, the power grid is usually destroyed, and the power source for disaster resistance and emergency rescue and post-disaster reconstruction also becomes a big problem in the disaster relief process.

Disclosure of Invention

The invention provides a seismic energy conversion and utilization device for an underground space of a building and an operation method thereof, which aims to improve the energy acquisition efficiency by being closer to a seismic source, reduce the occupation of the available space of the building and reduce the damage of the earthquake to the device. In the period of frequent small earthquakes, the earthquake energy collecting device can collect earthquake energy for daily electricity utilization, when a large earthquake comes, the earthquake energy collecting device is arranged in the underground space of a building and is slightly influenced by the earthquake, the earthquake energy collected by the earthquake energy collecting device can be normally used for emergency electricity utilization in emergency rescue, and in addition, the earthquake energy collecting device has certain ductility for dealing with the earthquake with larger destructiveness, and the remaining devices can still normally operate when partial devices are destroyed. The invention realizes the three-dimensional acquisition of seismic energy by utilizing the magnetic fluid, has the advantages of effective conversion of seismic energy, small power generation loss and high energy conversion efficiency, and provides possibility for practical application because the invention can be effectively combined with buildings and does not influence the normal construction of the buildings.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the earthquake energy conversion and utilization device comprises a box body, a magnetic fluid, a spring, a balloon, an inflator pump, a longitudinal connecting rod and an annular permanent magnet, wherein a spiral pipe is arranged at the top of the box body, the top of the spiral pipe is closed, the inner cavity of the spiral pipe is communicated with the inner cavity of the box body, the annular permanent magnet is sleeved on the spiral pipe, the bottom of the box body is connected with the upper end of the spring, the lower end of the spring is fixed in the underground space of the building, the longitudinal connecting rod is welded in the spring, the lower end of the longitudinal connecting rod is fixed in the underground space of the building, the magnetic fluid is filled in the box body, the balloon is located in the inner cavity of the box body, an air inlet of the balloon is communicated with an outlet of the inflator.

Further, the lower end of the spring is welded with a steel mesh of the underground space of the building, and the spring is welded on the longitudinal connecting rod.

And further, a sponge gasket is arranged between the adjacent annular permanent magnets for isolation.

Furthermore, a controllable valve is arranged on the box body and used for controlling the inlet and outlet of the lubricating liquid, the air and the magnetic fluid and the like.

Preferably, the top of the box body is provided with spiral pipes at equal intervals around the circumference.

An operation method of a seismic energy conversion and utilization device for an underground space of a building comprises the following steps:

(1) determining the specific installation position of the device in the underground space of the building according to the design drawing of the building;

(2) the sizes of all parts of the device and the space between the springs are adjusted according to the condition of a building;

(3) installing a plate electrode, a balloon and an inflator pump on the box body, wherein the plate electrode and the box body are poured together and formed and are left in the box body, the balloon is inserted into the box body through a preformed hole in the bottom of the box body, the preformed hole is a threaded hole, and the inflator pump is screwed on the preformed hole;

(4) installing a valve on the box body, embedding an electrode plate at the specified height of the valve, connecting a wire of the electrode plate to the inflator pump, and controlling the inflator pump to work; connecting the electrode plate with an inflator pump in series to supply power to the inflator pump;

(5) pouring the lubricant into the box body through the valve, and shaking the box body to uniformly coat the lubricant so as to reduce the friction work of the magnetic fluid;

(6) leading out the redundant lubricant, continuously exhausting air until the interior of the box body reaches a vacuum state, further injecting magnetic fluid into the box body, and keeping the interior of the box body in the vacuum state; closing the valve and ensuring the sealing performance of the valve;

(7) annular permanent magnets are sleeved on the spiral pipes connected with the box body, and sponge gaskets are sleeved between the annular magnets for isolation;

(8) erecting a basement template, arranging bottom plate steel bars, and welding the spring and the longitudinal connecting rod to form a spring longitudinal connecting rod combination device;

(9) and welding the spring longitudinal connecting rod combination device with the steel bar mesh. Pouring bottom plate concrete after the whole layer of spring device is welded;

(10) and (3) removing the mold when the strength of the concrete reaches the designed strength, welding the exposed part of the box body and the spring longitudinal connecting rod combined device, connecting the electric wires of the electrode plates in series by taking the whole row as a unit, laying cable pipelines to form a power supply line, arranging an access door, and leading out the lines to establish a power utilization loop for power generation in earthquake.

Further, the method comprises the following steps:

(11) when an earthquake occurs, the box body and the magnetic fluid generate relative displacement, and the annular magnet is sleeved outside the solenoid, so that when the magnetic fluid floods into the solenoid, the magnetic induction line of the annular magnet can be cut, induced electromotive force is generated, induced current is led out through the electrode and is connected with the loop in the step (10), and conversion and utilization of earthquake energy are realized;

(12) when the earthquake stops, the device can automatically adjust the height of the liquid level of the magnetic fluid, so that the liquid level recovers to a specific height to ensure secondary use; because the magnetic fluid has electrical conductivity, the liquid level height of the magnetic fluid changes, and two groups of electrode plates on the valve can be controlled to be opened and closed; when the liquid level is lower than the specific height, the inflation pump inflates the balloon to enable the liquid level to be raised to the specific height; when the liquid level is higher than the specific height, the inflator pump deflates the balloon to reduce the liquid level to the specific height, so that the effect of recycling is achieved.

Furthermore, in the step (7), due to the adsorbability of the magnets, the ring magnets cannot form a spiral connection, and a large pressure may be applied to the wall of the spiral pipe, which affects the service life of the present invention, so that a sponge gasket is sleeved between the ring magnets for isolation.

The invention has the following beneficial effects: (1) the absorption and utilization of three-dimensional vibration energy are realized: the magnetohydrodynamic power generation device adopts magnetohydrodynamic power generation, and can absorb vibration energy from any direction and convert the vibration energy into electric energy; (2) the power generation process is green and pollution-free: the whole energy conversion process is energy-saving and environment-friendly, no substance is consumed, no substance is generated, and energy conversion and utilization are realized; (3) the electric quantity transmission loss is small: the installation mode of the invention has little influence on the construction of the building engineering, can be effectively connected with a building structure entity, avoids the electric quantity loss in the long-distance power generation process and provides possibility for large-scale production and installation; (4) the generating efficiency is high: compared with the traditional vibration power generation, the invention adopts the magnetofluid to generate power, greatly reduces the friction force and improves the energy conversion efficiency; (5) has certain self-regulation function: through liquid level adjusting device, can effective control liquid level height, reduce later stage regulation, maintenance cost, and can carry out secondary recycle to the magnetic current body, improve economic effect, practice thrift the cost for the upgrading update of later stage device.

Drawings

FIG. 1 is a schematic structural diagram of the present invention, in which 1 is a box with a solenoid, 2 is a magnetic fluid, 3 is a spring, 4 is an electrode plate, 5 is a box valve and a control circuit, 6 is a balloon, 7 is an inflator pump, 8 is an annular permanent magnet, and 9 is a longitudinal connecting rod;

FIG. 2 is a cross-sectional view of FIG. 1, including section 1-1, section 2-2, and section 3-3; 4-4 section; section 5-5 and section 6-6.

FIG. 3 is a cross-sectional view A-A of section 6-6 of FIG. 2;

FIG. 4 is a cross-sectional view B-B of section 6-6 of FIG. 2;

FIG. 5 is a circuit diagram of the liquid level control device;

fig. 6 is a schematic view of spring welding.

Fig. 7 is a schematic view of the completion of the floor casting.

Fig. 8 is a mounting completion schematic.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Referring to fig. 1 to 8, the earthquake energy conversion and utilization device for the underground space of the building comprises a box body 1, a magnetic fluid 2, a spring 3, an electrode 4, a box body valve and control circuit 5, a balloon 6, an inflator pump 7, an annular permanent magnet 8 and a longitudinal connecting rod 9, wherein a spiral pipe is arranged at the top of the box body, the inner cavity of the spiral pipe is communicated with the inner cavity of the box body, the annular permanent magnet is sleeved on the spiral pipe, the bottom of the box body is connected with the upper end of the spring, the lower end of the spring is fixed in the underground space of the building, the magnetic fluid is filled in the box body, the balloon is positioned in the inner cavity of the box body, an air inlet of the balloon is communicated with an outlet of the inflator pump.

Further, the lower end of the spring is welded with a steel mesh of the underground space of the building, and the spring is welded on the longitudinal connecting rod.

And further, a sponge gasket is arranged between the adjacent annular permanent magnets for isolation.

Furthermore, the box body is provided with a controllable valve for pouring in and out lubricating liquid, vacuumizing, pouring in magnetic fluid and the like.

Preferably, the top of the box body is provided with spiral pipes at equal intervals around the circumference.

An operation method of a seismic energy conversion and utilization device for an underground space of a building is characterized in that a certain building is arranged on a seismic activity zone and comprises three layers of basements, the clearance height of each layer of the basements is 3.9m, and the seismic energy conversion and utilization device needs to be installed in the underground space of the building due to frequent occurrence of small earthquakes in the area. In order to install the seismic energy acquisition device, a 50cm interlayer is required to be arranged, wherein the height of the spring 3 exposed out of the bottom surface is 10cm, the height of the box body 1 is 20cm, and the distance between the top of the solenoid and the interlayer is 5 cm. After the basement template is set up, the bottom plate reinforcing bar is arranged and is accomplished the back, begins to carry out the installation of this device, and device installation as follows:

(1) according to a design drawing of a building, determining a specific installation position of the device in an underground space of the building, wherein the building comprises three layers of basements, the clearance height of each layer of the basements is 3.9m, a 14mm hot rolled steel bar net is adopted as a steel bar net sheet of a base plate of the basements, the distance between the steel bars is 100mm × 100mm, the device is installed at a position 300mm away from inner walls on two sides of the basements, and a 50cm interlayer is required to be arranged to ensure the normal work of the device;

(2) the sizes of all parts of the device and the space between the springs are adjusted according to the conditions of buildings. Wherein the length of the spring 3 is 30cm, the height of the exposed part is 10cm, the distance is 400mm, the height of the box body 1 is 20cm, the inner diameter of the solenoid is 2cm, and the distance between the top of the solenoid and the interlayer is 5cm when the height is 15 cm;

(3) installing a plate electrode, a balloon and an inflator pump on the box body 1, wherein the plate electrode 4 and the box body 1 are poured and molded together and are left in the box body, the balloon 6 is inserted into the box body through a preformed hole in the bottom of the box body, the preformed hole is a threaded hole, the inflator pump 7 is screwed on the preformed hole, and the air tightness of the inflator pump is ensured through a rubber gasket;

(4) a valve 5 is arranged on the box body 1, an electrode plate is embedded at the designated height of the valve 5, and an electric wire of the electrode plate is connected to an inflator pump 7 to control the inflator pump to work. The electrode plate 4 is connected with an inflator pump in series to supply power to the inflator pump;

(5) pouring the low-viscosity liquid lubricant into the box body through the valve 5, and shaking the box body to uniformly smear the lubricant so as to reduce the friction work of the magnetic fluid 2;

(6) utilize the air pump to derive unnecessary emollient to continuously bleed and reach the vacuum state in 1 to the box, further, inject magnetic current body 2 into 1 to the box, and keep the indoor vacuum state that is of box, avoid later stage magnetic current body 2 compressed air to do work. The valve 5 is closed, and the sealing performance is ensured;

(7) the toroidal permanent magnet 8 is sleeved on the spiral pipe connected with the box body 1, and the sponge gasket is sleeved between the toroidal permanent magnets 8 for isolation;

(8) erecting a basement template, arranging bottom plate steel bars, and welding the spring 3 and the longitudinal connecting rod 9 to form a spring longitudinal connecting rod combined device;

(9) and welding the spring longitudinal connecting rod combination device with the reinforcing mesh at a welding interval of 400mm, wherein the spring longitudinal connecting rod combination device interval of two adjacent power generation devices is 300 mm. Pouring bottom plate concrete after the whole layer of spring device is welded;

(10) removing the mold when the strength of the concrete reaches the designed strength, welding the exposed part of the box body 1 and the spring longitudinal connecting rod combined device, connecting the wires of the electrode plates 4 in series by taking the whole row as a unit, laying cable pipelines to form a power supply line, arranging an access door, leading out the lines to establish a power utilization loop for power generation in earthquake;

(11) when an earthquake occurs, the box body 1 and the magnetic fluid 2 generate relative displacement, and the annular magnet 8 is sleeved outside the solenoid, so that when the magnetic fluid 2 floods the solenoid, a magnetic induction line of the annular magnet 8 is cut, induced electromotive force is generated, induced current is led out through the electrode 4 and is connected with the loop in the step 10, and conversion and utilization of earthquake energy are realized;

(12) when the earthquake stops, the device can automatically adjust the height of the liquid level of the magnetic fluid, so that the liquid level returns to a specific height to ensure secondary use, and because the magnetic fluid 2 has electric conductivity, the height of the liquid level of the magnetic fluid 2 changes, and two groups of electrode plates on the valve 5 can be controlled to be opened and closed; when the liquid level is lower than the specific height, the inflation pump inflates the balloon to enable the liquid level to be raised to the specific height; when the liquid level is higher than the specific height, the inflator pump deflates the balloon to reduce the liquid level to the specific height, so that the effect of recycling is achieved.