CN217582391U - Gravity energy storage system - Google Patents
Gravity energy storage system Download PDFInfo
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- CN217582391U CN217582391U CN202220010418.0U CN202220010418U CN217582391U CN 217582391 U CN217582391 U CN 217582391U CN 202220010418 U CN202220010418 U CN 202220010418U CN 217582391 U CN217582391 U CN 217582391U
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- energy storage
- guide rail
- storage system
- trolley
- gravity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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Abstract
The utility model relates to an energy storage technology field discloses a gravity energy storage system, is applicable to the mountain body that the top was equipped with the top level and places the region, and the slope of mountain body is not less than 30 with the contained angle of horizontal plane, and gravity energy storage system includes: the guide assembly comprises a guide rail with a chute; the energy storage trolley comprises a trolley body and pulleys, and the pulleys are arranged on the trolley body and correspond to the sliding grooves; one end of the cable is connected with the vehicle body; the input shaft of the energy storage part is connected with the other end of the cable, and the energy storage trolley can drive the input shaft of the energy storage part to rotate through the cable when moving from top to bottom along the guide rail. The utility model discloses a gravity energy storage system need not to use the pile up neatly mechanism of reprinting, has reduced gravity energy storage system's investment cost, and the energy storage dolly can be along the guide rail from top to bottom free movement under the effect of gravity, and simultaneously, the input shaft of energy storage spare rotates along with the downstream of energy storage dolly to reach the purpose of using the gravitational potential energy of energy storage dolly.
Description
Technical Field
The utility model relates to an energy storage technology field especially relates to a gravity energy storage system.
Background
The energy is a material basis for human survival and social development, and because wind power generation and solar power generation are random, intermittent and unstable, the new energy is often in practical obstacle. With the continuous increase of the installed capacity of the new energy power station, the power output stability of the new energy power generation system needs to be improved. The energy storage can realize the space-time transfer of new energy, change the mode of synchronously completing the production, the transmission and the use of electric energy, and is a key factor for the rapid development and the effective utilization of the new energy such as wind energy, solar energy and the like.
The existing physical or chemical energy storage technologies include pumped storage, battery storage and compressed air storage. Pumped storage has the advantages of convenient start and stop, rapid response and long service life, but the site selection of the power station is more and more difficult. The battery energy storage technology has the disadvantages of short life, high cost and low safety, so that the use of the battery energy storage technology is limited. Although the compressed air energy storage technology has the advantages of mature development, large scale and less dependence on the geographic environment, the efficiency of the compressed air energy storage technology is too low, so that the development of the compressed air energy storage technology is limited.
At present, the gravity energy storage system is gradually applied, the existing gravity energy storage system is mainly based on massive working media and utilizes gravitational potential energy in a vertical hoisting mode, the stacking of the massive working media needs a complex transshipment stacking mechanism, and the investment cost is high.
SUMMERY OF THE UTILITY MODEL
Based on above, an object of the utility model is to provide a gravity energy storage system has solved the problem that current gravity energy storage system is high because of the investment cost who uses transshipment pile up neatly mechanism to lead to.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a gravity energy storage system, is applicable to the mountain body that the top was equipped with the top level and places the region, the slope of mountain body and the contained angle of horizontal plane are not less than 30, gravity energy storage system includes: the guide assembly comprises a guide rail with a sliding groove, and the guide rail is laid on the mountain body; the energy storage trolley comprises a trolley body and pulleys, the pulleys are arranged on the trolley body and correspond to the sliding grooves, and the energy storage trolley can move along the length direction of the guide rail; one end of the cable is connected with the vehicle body; the energy storage spare, the input shaft of energy storage spare with the other end of hawser links to each other, the energy storage dolly is followed the guide rail can pass through when from top to bottom moving the hawser drives the input shaft of energy storage spare rotates.
As a preferred scheme of the gravity energy storage system, the energy storage trolley further comprises a driving assembly, the driving assembly comprises a driving piece body and wheels, the driving piece body is arranged at the bottom of the trolley body, the wheels are arranged at the output end of the driving piece body, and the driving piece body can drive the wheels to rotate so as to drive the energy storage trolley to move.
As a preferable scheme of the gravity energy storage system, the distance from the pulley to the mountain is equal to the height from the guide rail to the mountain, and the wheel can contact with the mountain.
As a preferred scheme of the gravity energy storage system, a hook groove is formed in the vehicle body, and the cable is connected with the vehicle body through the hook groove.
As a preferred scheme of the gravity energy storage system, the guide assembly further comprises a support, and the support is fixed on the mountain body and is fixedly provided with the guide rail.
As a preferred scheme of the gravity energy storage system, a guide groove is arranged on the guide rail, and one end of the cable extends into the guide groove and is fixed on the vehicle body.
As a preferable aspect of the gravity energy storage system, the guide rail includes: the first sub-guide rail is arranged in the top horizontal placement area; the second sub-guide rail is arranged on the slope, and one end of the second sub-guide rail is smoothly connected with the first sub-guide rail; and the third sub-guide rail is arranged in the horizontal area at the bottom of the mountain body, and one end of the third sub-guide rail is smoothly connected with the other end of the second sub-guide rail.
As a preferred scheme of gravity energy storage system, the number of pulley is two, two the pulley is located respectively car body's relative both sides, the direction subassembly includes two the guide rail, every the guide rail all with one the pulley corresponds the setting.
As a preferred scheme of the gravity energy storage system, the number of the cables is two, and the two cables are respectively connected with two opposite sides of the vehicle body.
As a preferable aspect of the gravity energy storage system, the energy storage element is a generator, and the generator can generate electricity when the input shaft rotates.
The utility model has the advantages that: the utility model discloses a gravity energy storage system, can place the energy storage dolly and place the region at the top level at massif top, need not to use the reprint pile up neatly mechanism, the investment cost of gravity energy storage system has been reduced, because the contained angle of slope and horizontal plane is not less than 30, therefore the energy storage dolly can be along the guide rail under the effect of gravity from top to bottom free movement, because the both ends of hawser link to each other with the input shaft of car body and energy storage piece respectively, consequently the input shaft of energy storage piece rotates along with the downstream of energy storage dolly, thereby reach the purpose that the gravitational potential energy to the energy storage dolly carries out the application.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic diagram of a gravity energy storage system according to an embodiment of the present invention;
fig. 2 is a schematic view of an energy storage trolley of the gravity energy storage system according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a guide rail of a gravity energy storage system according to an embodiment of the present invention.
In the figure:
1. a guide rail; 101. a chute; 102. a guide groove; 11. a first sub-rail; 12. a second sub-rail; 13. a third sub-rail;
2. an energy storage trolley; 21. a vehicle body; 210. a hook groove; 22. a pulley; 23. a drive assembly; 231. a driving member body; 232. a wheel;
3. a support;
100. a top horizontal placement area; 200. a slope; 300. a bottom horizontal region.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
As shown in fig. 1, the present embodiment provides a gravity energy storage system, which is suitable for a mountain whose top is provided with a top horizontal placement area 100, an included angle between a slope 200 of the mountain and a horizontal plane is not less than 30 °, as shown in fig. 1 to 3, the gravity energy storage system includes a guide assembly, an energy storage trolley 2, a cable (not shown in the figure) and an energy storage element (not shown in the figure), the guide assembly includes a guide rail 1 with a chute 101, the guide rail 1 is laid on the mountain, the energy storage trolley 2 includes a trolley body 21 and a pulley 22, the pulley 22 is disposed on the trolley body 21 and corresponds to the chute 101, the energy storage trolley 2 can move along the length direction of the guide rail 1, one end of the cable is connected with the trolley body 21, an input shaft of the energy storage element is connected with the other end of the cable, and the energy storage trolley 2 can rotate along the input shaft of the energy storage element through the cable when moving from top to bottom along the guide rail 1.
It should be noted that the slope 200 needs to clear away obstacles such as rocks and weeds in the construction range of the gravity energy storage system, the top horizontal placement area 100 should have enough space to accommodate the energy storage trolley 2, and the original open space of the mountain top can be utilized or additionally constructed, so that the construction cost of the gravity energy storage system is reduced. The vehicle body 21 of the embodiment is rectangular, the width, the length and the height of the vehicle body 21 are all within the range of 500mm-5000mm, and when the pulley 22 of the energy storage trolley 2 is matched with the guide groove 102 of the guide rail 1, the energy storage trolley 2 is assembled with the guide rail 1 from one end of the guide rail 1 along the length direction of the guide rail 1, so that the pulley 22 enters the guide groove 102.
Specifically, when the energy storage trolley 2 is located in the top horizontal placement area 100 on the top of the mountain, the gravitational potential energy of the energy storage trolley 2 is the largest, and since the top horizontal placement area 100 is horizontally arranged, the energy storage trolley 2 cannot slide down the slope 200. When the energy storage trolley 2 moves downwards along the guide rail 1 from the slope 200, the gravitational potential energy of the energy storage trolley 2 is gradually reduced, and meanwhile, the energy storage trolley 2 drives the input shaft of the energy storage element to rotate through the mooring rope, so that the gravitational potential energy of the energy storage trolley 2 is converted into the kinetic energy of the input shaft, and the kinetic energy is utilized. Specifically, the energy storage member of this embodiment is a generator that can generate electricity when the input shaft rotates, so that kinetic energy is converted into electrical energy. When the energy storage trolley 2 reaches the bottom horizontal area 300 at the bottom of the mountain body, the energy storage trolley 2 is pulled to the top of the mountain body through a cable by means of external force, so that the energy storage trolley 2 resets.
The gravity energy storage system that this embodiment provided, can place energy storage dolly 2 and place regional 100 at the top level at massif top, need not to use the reprint pile up neatly mechanism, the investment cost of gravity energy storage system has been reduced, because the contained angle of slope 200 and horizontal plane is not less than 30, consequently energy storage dolly 2 can be along guide rail 1 from top to bottom free movement under the effect of gravity, because the both ends of hawser link to each other with the input shaft of car body 21 and energy storage spare respectively, consequently, the input shaft of energy storage spare rotates along with energy storage dolly 2's downstream, thereby reach the purpose of using energy storage dolly 2's gravitational potential energy.
As shown in fig. 2, the energy storage cart 2 of this embodiment further includes a driving assembly 23, the driving assembly 23 includes a driving member body 231 and wheels 232, the driving member body 231 is disposed at the bottom of the cart body 21, the wheels 232 are disposed at the output end of the driving member body 231, and the driving member body 231 can drive the wheels 232 to rotate so as to drive the energy storage cart 2 to move. Specifically, the driving member body 231 of the present embodiment is a driving motor, and the driving motor can drive the wheels 232 to rotate, so that the energy storage trolley 2 moves to a suitable position. It should be noted that, when the energy storage trolley 2 is located in the top horizontal placement area 100, the driving motor works to make the energy storage trolley 2 park to a specified position, or make the energy storage trolley 2 move to the top end of the slope 200; when the energy storage trolley 2 is on the slope 200, the driving motor does not work, and the energy storage trolley 2 slides freely under the action of gravity.
As shown in fig. 2, the car body 21 of this embodiment is provided with a hook groove 210, and the cable is connected to the car body 21 through the hook groove 210. Specifically, a hook is fixedly arranged at one end of the cable connected with the vehicle body 21, and the hook is hooked in the hook groove 210. As shown in fig. 3, the guide rail 1 of the present embodiment is provided with a guide groove 102, one end of the cable extends into the guide groove 102 and is fixed on the car body 21, and the guide groove 102 on the guide rail 1 can prevent the cable from being worn due to contact with a mountain, thereby playing a role of protecting the cable.
The distance from the pulley 22 to the mountain is equal to the height from the guide rail 1 to the mountain, and the wheel 232 can contact with the mountain. That is to say, when the energy storage trolley 2 moves along the guide rail 1, the wheels 232 contact with the mountain, the wheels 232 rotate relative to the mountain, and the wheels 232 play a role in supporting the energy storage trolley 2.
As shown in fig. 1, the guiding assembly of this embodiment further includes a bracket 3, the bracket 3 is fixed on a mountain, and the bracket 3 is fixedly provided with a guide rail 1. That is, the guide rail 1 is suspended on the mountain by the bracket 3, and the guide rail 1 does not contact the mountain. In other embodiments, the bracket 3 may not be provided, and the guide rail 1 may be directly laid on a mountain, specifically selected according to actual conditions.
As shown in fig. 1, the guide rail 1 of the present embodiment includes a first sub-guide 11, a second sub-guide 12 and a third sub-guide 13, the first sub-guide 11 is disposed in the top horizontal placement area 100, the first sub-guide 11 is parallel to the top horizontal placement area 100, the second sub-guide 12 is disposed on the slope 200, one end of the second sub-guide 12 is smoothly connected to the first sub-guide 11, the second sub-guide 12 is parallel to the slope 200, the third sub-guide 13 is disposed in the bottom horizontal area 300 of the mountain, one end of the third sub-guide 13 is smoothly connected to the other end of the second sub-guide 12, the third sub-guide 13 is parallel to the bottom horizontal area 300, and the smooth connection among the first sub-guide 11, the second sub-guide 12 and the third sub-guide 13 enables the energy-storage cart 2 to smoothly move along the length direction of the guide rail 1.
As shown in fig. 2, the number of the pulleys 22 in this embodiment is two, the two pulleys 22 are respectively located on two opposite sides of the vehicle body 21, the guiding assembly includes two guide rails 1, and each guide rail 1 is disposed corresponding to one pulley 22. The number of the cables is two, the two cables are respectively connected with two opposite sides of the vehicle body 21, and each cable is arranged in one guide rail 1. In other embodiments, the number of the pulley 22, the guide rail 1 and the cable may be one, and the number may be set according to actual requirements.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A gravity energy storage system is characterized in that the gravity energy storage system is suitable for a mountain body with a top horizontal placement area (100) at the top, an included angle between a slope (200) of the mountain body and the horizontal plane is not less than 30 degrees, and the gravity energy storage system comprises:
the guide assembly comprises a guide rail (1) with a sliding groove (101), and the guide rail (1) is laid on the mountain body;
the energy storage trolley (2) comprises a trolley body (21) and pulleys (22), the pulleys (22) are arranged on the trolley body (21) and correspond to the sliding grooves (101), and the energy storage trolley (2) can move along the length direction of the guide rail (1);
a cable, one end of which is connected with the vehicle body (21);
the energy storage trolley (2) is characterized in that an input shaft of the energy storage piece is connected with the other end of the mooring rope, and the energy storage trolley (2) can drive the input shaft of the energy storage piece to rotate through the mooring rope when moving from top to bottom along the guide rail (1).
2. The gravity energy storage system according to claim 1, wherein the energy storage trolley (2) further comprises a driving assembly (23), the driving assembly (23) comprises a driving member body (231) and wheels (232), the driving member body (231) is disposed at the bottom of the trolley body (21), the wheels (232) are disposed at the output end of the driving member body (231), and the driving member body (231) can drive the wheels (232) to rotate to drive the energy storage trolley (2) to move.
3. Gravity energy storage system according to claim 2, characterized in that the distance of the pulley (22) to the mountain is equal to the height of the guide rail (1) to the mountain, with which the wheel (232) can be in contact.
4. The gravity energy storage system according to claim 1, wherein a hook groove (210) is provided on the vehicle body (21), and the cable is connected to the vehicle body (21) through the hook groove (210).
5. The gravity energy storage system according to claim 1, wherein the guiding assembly further comprises a bracket (3), the bracket (3) is fixed on the mountain and the guide rail (1) is fixedly arranged on the bracket (3).
6. The gravity energy storage system according to claim 1, wherein a guide groove (102) is provided on the guide rail (1), and one end of the cable extends into the guide groove (102) and is fixed on the vehicle body (21).
7. A gravity energy storage system according to claim 1, characterized in that the guide rail (1) comprises:
a first sub-rail (11) arranged in the top horizontal placement area (100);
a second sub-guide rail (12) which is arranged on the slope (200) and one end of the second sub-guide rail (12) is smoothly connected with the first sub-guide rail (11);
and the third sub-guide rail (13) is arranged in a horizontal area (300) at the bottom of the mountain body, and one end of the third sub-guide rail (13) is smoothly connected with the other end of the second sub-guide rail (12).
8. The gravity energy storage system according to claim 1, wherein the number of the pulleys (22) is two, the two pulleys (22) are respectively located at two opposite sides of the vehicle body (21), the guiding assembly comprises two guide rails (1), and each guide rail (1) is arranged corresponding to one pulley (22).
9. The gravity energy storage system according to claim 1, wherein the number of the cables is two, and the two cables are respectively connected to two opposite sides of the vehicle body (21).
10. A gravity energy storage system according to claim 1, wherein said energy storage member is a generator capable of generating electricity upon rotation of said input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220010418.0U CN217582391U (en) | 2022-01-05 | 2022-01-05 | Gravity energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220010418.0U CN217582391U (en) | 2022-01-05 | 2022-01-05 | Gravity energy storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217582391U true CN217582391U (en) | 2022-10-14 |
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ID=83538197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220010418.0U Active CN217582391U (en) | 2022-01-05 | 2022-01-05 | Gravity energy storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217582391U (en) |
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2022
- 2022-01-05 CN CN202220010418.0U patent/CN217582391U/en active Active
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