CN211700355U

CN211700355U - Energy storage device for energy storage photovoltaic power station

Info

Publication number: CN211700355U
Application number: CN201922484422.1U
Authority: CN
Inventors: 李森; 吴立东; 郭鹏; 万小强; 刘沛松; 高德兰
Original assignee: Datang Renewable Energy Test And Research Institute Co ltd
Current assignee: Datang Renewable Energy Test And Research Institute Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-16
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an energy storage photovoltaic is energy memory for power station, include: a housing assembly including a housing, a cover plate, a handle, and a fixed clamp block; the energy storage assembly comprises a storage battery and a circuit; the rebound assembly comprises a fixed block, a sliding hole, a sliding ring, a first spring, an annular groove, a sliding chute, a positioning column, a fixed plate, a circular through hole and a filter screen cylinder; the fixing assembly comprises a pull rod, a first pin hole, a second pin hole, a connecting rod, a groove, a fixing ring, a second spring and a positioning ring. The utility model discloses place the drier in the inside of filter screen section of thick bamboo, the drier exhausts the back, and the pulling pull rod takes out fixed plate and filter screen section of thick bamboo, the convenient filter screen section of thick bamboo that takes out, convenient operation is simple, the effectual inside humid air of dry casing of drier, the protection battery makes primary frequency modulation system can effectual operation.

Description

Energy storage device for energy storage photovoltaic power station

The technical field is as follows:

the utility model relates to an energy storage photovoltaic power plant technical field specifically is an energy storage device for energy storage photovoltaic power plant.

Background art:

the photovoltaic power station is a power generation system which is formed by using solar energy and electronic elements made of special materials such as a crystalline silicon plate, an inverter and the like, and is connected with a power grid and transmits power to the power grid. The photovoltaic power station belongs to the green power development energy project with the greatest national encouragement, and is generally provided with a primary frequency modulation system, wherein primary frequency modulation refers to an automatic control process that once the frequency of a power grid deviates from a rated value, a control system of a unit in the power grid automatically controls the increase and decrease of the active power of the unit, the change of the power grid frequency is limited, and the power grid frequency is kept stable.

The power grid is a huge inertia system, and according to a rotor motion equation, when the active power of the power grid is deficient, the rotor of the generator accelerates, the frequency of the power grid increases, and otherwise, the frequency of the power grid decreases. Therefore, the primary frequency modulation function is one of the dynamic means for ensuring the active power balance of the power grid. When the frequency of the power grid is increased, the primary frequency modulation function requires the unit to reduce the grid-connected active power, otherwise, the unit improves the grid-connected active power, the reserve capacity of frequency modulation is provided through energy storage, and the response speed completely meets the primary frequency modulation requirement of the system. The primary frequency modulation system generally needs to use a standby energy storage device to store standby energy and perform emergency power supply on the system at a critical moment, and generally uses a storage battery pack to store electric energy.

At present, a storage battery pack for a general primary frequency modulation system is easy to be affected with damp under the condition of severe environment, normal use of a storage energy storage battery is influenced, and even serious consequences are caused.

The utility model has the following contents:

an object of the utility model is to provide an energy storage is energy memory for photovoltaic power plant to solve the problem that proposes in the above-mentioned background art.

The utility model discloses by following technical scheme implement: an energy storage device for an energy storage photovoltaic power station, comprising:

a housing assembly including a housing, a cover plate, a handle, and a fixed clamp block;

the energy storage assembly comprises a storage battery and a circuit;

the rebound assembly comprises a fixed block, a sliding hole, a sliding ring, a first spring, an annular groove, a sliding chute, a positioning column, a fixed plate, a circular through hole and a filter screen cylinder;

fixed subassembly, fixed subassembly includes pull rod, first pinhole, second pinhole, connecting rod, recess, solid fixed ring, second spring and holding ring, the recess is seted up in one side of casing, the inside sliding connection of recess has solid fixed ring, gu fixed ring's inside wall welding has the connecting rod, the one end of connecting rod runs through the outside that the casing extends to the casing, the one end welding of connecting rod has the pull rod, the lateral wall cover of connecting rod is equipped with the second spring, the one end of second spring welds in the inside wall of casing, the one end fixed connection that the casing was kept away from to the second spring is in solid fixed ring's one side, the inside fixedly connected with holding ring of recess, one side of fixed block is seted up in first pinhole, one side of fixed plate is seted up in the second pinhole.

As further preferable in the present technical solution: the welding of the inboard bottom of casing has the fixed clamp splice that quantity is six, one side of fixed clamp splice is provided with the battery, the circuit is installed to one side of battery, the one end that the battery was kept away from to the circuit runs through the outside that the casing extended to the casing, the one end and the speed regulator electric connection of battery are kept away from to the circuit.

As further preferable in the present technical solution: the top of casing has the apron through hinge joint, the top welding of apron has the handle.

As further preferable in the present technical solution: the quantity of resilience subassembly is four, one side fixed connection of resilience subassembly is in the inside wall of casing.

As further preferable in the present technical solution: one side fixed connection of fixed block is in the inside wall of casing, the slide opening has been seted up at the top of fixed block, the annular groove has been seted up at the top of fixed block, the inside sliding connection of annular groove has the sliding ring, the bottom welding of sliding ring has first spring, the bottom of first spring welds in the inside wall of fixed block, the inside of annular groove is seted up quantity and is two and uses the central point of annular groove as the spout of symmetry central symmetry, the inside sliding connection of spout has the reference column, one side of reference column welds in the lateral wall of sliding ring.

As further preferable in the present technical solution: the top of fixed plate has seted up circular through-hole, the inside fixedly connected with filter screen section of thick bamboo of circular through-hole, filter screen section of thick bamboo's lateral wall sliding connection is in the inside of slide opening.

As further preferable in the present technical solution: one end of the connecting rod, which is far away from the pull rod, extends to the inside of the second pin hole through the positioning ring and the first pin hole in sequence.

The utility model has the advantages that: place the drier in the inside of filter screen section of thick bamboo, the pulling pull rod, it removes to the outside to drive the connecting rod, insert inside the slide opening with the filter screen section of thick bamboo through the fixed plate, loosen the pull rod, the connecting rod kick-backs under the effect of second spring, make the one end of connecting rod insert the second pinhole, and then fixed filter screen section of thick bamboo and fixed plate, the drier has used up the back, the pulling pull rod, take out fixed plate and filter screen section of thick bamboo, the convenient filter screen section of thick bamboo that takes out, convenient operation is simple, the effectual inside moist air of dry casing of drier, the protection battery, make primary modulation system can effectual operation.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the fixing block of the present invention;

fig. 3 is a schematic side view of the fixing block of the present invention;

fig. 4 is a schematic structural diagram of the fixing assembly of the present invention.

In the figure: 10. a housing assembly; 11. a housing; 12. a cover plate; 13. a handle; 14. fixing the clamping block; 20. an energy storage assembly; 21. a storage battery; 22. a line; 30. a rebound assembly; 31. a fixed block; 32. a slide hole; 33. a slip ring; 34. a first spring; 35. an annular groove; 36. a chute; 37. a positioning column; 38. a fixing plate; 39. a circular through hole; 310. a screen cylinder; 40. a fixing assembly; 41. a pull rod; 42. a first pin hole; 43. a second pin hole; 44. a connecting rod; 45. a groove; 46. a fixing ring; 47. a second spring; 48. a retaining ring.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an energy storage device for an energy storage photovoltaic power station, comprising:

a housing assembly 10, the housing assembly 10 including a housing 11, a cover plate 12, a handle 13, and a fixing clip 14;

the energy storage assembly 20, the energy storage assembly 20 comprises a storage battery 21 and a line 22;

rebound assembly 30, rebound assembly 30 includes fixed block 31, slide hole 32, slide ring 33, first spring 34, annular groove 35, chute 36, positioning column 37, fixed plate 38, circular through hole 39 and filter screen cylinder 310;

fixed subassembly 40, fixed subassembly 40 includes pull rod 41, first pinhole 42, second pinhole 43, connecting rod 44, recess 45, gu fixed ring 46, second spring 47 and holding ring 48, one side at casing 11 is seted up to recess 45, the inside sliding connection of recess 45 has solid fixed ring 46, gu fixed ring 46's inside wall welding has connecting rod 44, connecting rod 44's one end runs through the outside that casing 11 extends to casing 11, connecting rod 44's one end welding has pull rod 41, connecting rod 44's lateral wall cover is equipped with second spring 47, the one end of second spring 47 welds in casing 11's inside wall, the one end fixed connection that casing 11 was kept away from to second spring 47 is in solid fixed ring 46's one side, the inside fixed connection of recess 45 has holding ring 48, one side at fixed block 31 is seted up to first pinhole 42, one side at fixed plate 38 is seted up to second pinhole 43.

In this embodiment, specifically: the fixed clamp splice 14 that the quantity is six is welded to the inboard bottom of casing 11, and one side of fixed clamp splice 14 is provided with battery 21, and circuit 22 is installed to one side of battery 21, and the one end that the battery 21 was kept away from to circuit 22 runs through the outside that casing 11 extended to casing 11, and the one end and the speed regulator electric connection of battery 21 are kept away from to circuit 22, and fixed clamp splice 14 is used for fixed battery 21.

In this embodiment, specifically: the top of casing 11 has apron 12 through the hinge articulated, and the welding of the top of apron 12 has handle 13, and the setting up of handle 13 makes things convenient for the staff to open apron 12, changes the drier.

In this embodiment, specifically: rebound assembly 30's quantity is four, and one side fixed connection of rebound assembly 30 has placed the drier in the inside wall of casing 11, rebound assembly 30's inside, and more driers can be placed in a plurality of rebound assembly 30's setting, strengthens drying effect.

In this embodiment, specifically: one side fixed connection of fixed block 31 in the inside wall of casing 11, slide opening 32 has been seted up at the top of fixed block 31, annular groove 35 has been seted up at the top of fixed block 31, the inside sliding connection of annular groove 35 has sliding ring 33, sliding ring 33's bottom welding has first spring 34, the bottom welding of first spring 34 is in the inside wall of fixed block 31, annular groove 35's inside is seted up quantity and is two and uses annular groove 35's central point to be symmetrical center's spout 36, the inside sliding connection of spout 36 has reference column 37, the one side of reference column 37 welds in sliding ring 33's lateral wall, when pulling out pull rod 41, first spring 34 extrudes sliding ring 33, extrude fixed plate 38, make fixed plate 38 upwards remove, make things convenient for staff's fixed plate 38 and filter screen cylinder 310 to.

In this embodiment, specifically: circular through-hole 39 has been seted up at the top of fixed plate 38, and circular through-hole 39's inside fixedly connected with filter screen section of thick bamboo 310, filter screen section of thick bamboo 310's lateral wall sliding connection in the inside of slide opening 32, the drier is placed inside filter screen section of thick bamboo 310, and filter screen section of thick bamboo 310 of being convenient for take makes things convenient for the staff to change the drier, dehumidifies casing 11 inside, protection battery 21.

In this embodiment, specifically: the end of the connecting rod 44 away from the pull rod 41 extends to the inside of the second pin hole 43 through the positioning ring 48 and the first pin hole 42, and the connecting rod 44 is equivalent to a pin shaft for fixing the fixing plate 38.

In this embodiment, specifically: the storage battery 21 is connected with the speed regulator and provides standby electric energy for the primary frequency modulation system of the energy storage photovoltaic power station.

The working principle or the structural principle is that the drying agent is placed inside the filter screen cylinder 310, the pull rod 41 is pulled to drive the connecting rod 44 to move outwards, the filter screen cylinder 310 is inserted into the sliding hole 32 through the fixing plate 38, the pull rod 41 is loosened, the connecting rod 44 rebounds under the action of the second spring 47, one end of the connecting rod 44 is inserted into the second pin hole 43, the filter screen cylinder 310 and the fixing plate 38 are further fixed, after the drying agent is used up, the pull rod 41 is pulled, the sliding ring 33 is extruded by the first spring 34, the fixing plate 38 is extruded, the fixing plate 38 is made to move upwards, the fixing plate 38 and the filter screen cylinder 310 are taken out, the operation is convenient and simple, the drying agent effectively dries the humid air inside the shell 11, the storage battery 21 is protected, and the.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An energy storage device for an energy storage photovoltaic power station, characterized by comprising:

a housing assembly (10), the housing assembly (10) comprising a housing (11), a cover plate (12), a handle (13) and a fixed clamp block (14);

an energy storage assembly (20), the energy storage assembly (20) comprising a battery (21) and a line (22);

the rebound assembly (30) comprises a fixing block (31), a sliding hole (32), a sliding ring (33), a first spring (34), an annular groove (35), a sliding groove (36), a positioning column (37), a fixing plate (38), a circular through hole (39) and a filter screen cylinder (310);

fixed component (40), fixed component (40) includes pull rod (41), first pinhole (42), second pinhole (43), connecting rod (44), recess (45), solid fixed ring (46), second spring (47) and holding ring (48), one side of casing (11) is seted up in recess (45), the inside sliding connection of recess (45) has solid fixed ring (46), the inside wall welding of solid fixed ring (46) has connecting rod (44), the outside that casing (11) extended to casing (11) is run through to the one end of connecting rod (44), the one end welding of connecting rod (44) has pull rod (41), the lateral wall cover of connecting rod (44) is equipped with second spring (47), the one end of second spring (47) welds in the inside wall of casing (11), the one end fixed connection in one side of solid fixed ring (46) of casing (11) is kept away from to second spring (47), the inner part of the groove (45) is fixedly connected with a positioning ring (48), the first pin hole (42) is arranged on one side of the fixing block (31), and the second pin hole (43) is arranged on one side of the fixing plate (38).

2. An energy storage device for an energy storage photovoltaic power plant as claimed in claim 1, characterized in that: the welding of the inboard bottom of casing (11) has fixed clamp splice (14) that quantity is six, one side of fixed clamp splice (14) is provided with battery (21), circuit (22) are installed to one side of battery (21), the one end that battery (21) were kept away from in circuit (22) runs through the outside that casing (11) extended to casing (11), the one end and the speed regulator electric connection of battery (21) are kept away from in circuit (22).

3. An energy storage device for an energy storage photovoltaic power plant as claimed in claim 1, characterized in that: the top of casing (11) is articulated through the hinge and is had apron (12), the top welding of apron (12) has handle (13).

4. An energy storage device for an energy storage photovoltaic power plant as claimed in claim 1, characterized in that: the quantity of resilience subassembly (30) is four, one side fixed connection of resilience subassembly (30) is in the inside wall of casing (11).

5. An energy storage device for an energy storage photovoltaic power plant as claimed in claim 1, characterized in that: one side fixed connection of fixed block (31) is in the inside wall of casing (11), slide opening (32) have been seted up at the top of fixed block (31), annular groove (35) have been seted up at the top of fixed block (31), the inside sliding connection of annular groove (35) has sliding ring (33), the welding of the bottom of sliding ring (33) has first spring (34), the bottom of first spring (34) welds in the inside wall of fixed block (31), the inside of annular groove (35) is seted up quantity and is two spout (36) that use the central point of annular groove (35) as the symmetry center symmetry, the inside sliding connection of spout (36) has reference column (37), one side of reference column (37) welds in the lateral wall of sliding ring (33).

6. An energy storage device for an energy storage photovoltaic power plant as claimed in claim 1, characterized in that: circular through-hole (39) have been seted up at the top of fixed plate (38), the inside fixedly connected with filter screen section of thick bamboo (310) of circular through-hole (39), the inside of filter screen section of thick bamboo (310) sliding connection in slide opening (32).

7. An energy storage device for an energy storage photovoltaic power plant as claimed in claim 1, characterized in that: one end of the connecting rod (44) far away from the pull rod (41) sequentially passes through the positioning ring (48) and the first pin hole (42) to extend into the second pin hole (43).