Prefabricated intelligent energy storage photovoltaic substation

Abstract

The invention discloses a preassembled intelligent energy storage photovoltaic transformer substation which comprises a plurality of frame bodies which are sequentially spliced in the left-right direction. In the two frame bodies which are adjacently spliced, a plurality of blind holes are formed in the right end face of the left frame body, and a plurality of insertion rods are fixedly arranged on the left end face of the right frame body; a cylindrical air bag is arranged in each blind hole; and a conical head is fixedly arranged at the left end of each insertion rod. According to the prefabricated intelligent energy storage photovoltaic transformer substation, the modular design is adopted, and the size of the internal space can be flexibly adjusted according to needs; in addition, the assembling and splicing are more convenient, the two adjacent spliced frame bodies do not need to be fixedly connected together through bolt fasteners, all the frame bodies can be fixedly connected together only through one-time inflation, and therefore the splicing operation is more time-saving and labor-saving. Sealing of all splicing positions can be achieved only through one-time inflation, water seepage between every two adjacent spliced frame bodies can be effectively avoided, and then adverse effects on the internal space caused by water seepage are avoided.

Description

Technical Field

[0001] The invention relates to a preinstalled intelligent energy storage photovoltaic substation. Background Art

[0002] A Chinese patent with application number 202121674050.X discloses a pre-installed intelligent energy storage photovoltaic substation, which adopts a modular design and can flexibly adjust the size of the internal space according to needs.

[0003] The patented prefabricated intelligent energy storage photovoltaic substation includes: two first shells, and a plurality of second shells; The second shell comprises: a frame extending in the left-right direction and having a rectangular cross section (i.e., a cross section perpendicular to the extension) (i.e., both ends of the second shell are open); and the left and right ends of the frame of the second shell are respectively provided with splicing connectors; The first shell comprises: a frame extending in the left-right direction and having a rectangular cross section (i.e., a cross section perpendicular to the extension), and an end wall closing one end of the frame (i.e., one end of the first shell is open and the other end is closed); and the frame of the first shell is provided with a splicing connector at one end away from the end wall; The frames of the plurality of second shells are sequentially spliced ​​along the left-right direction; The two first shells include: a left first shell with an end wall facing left and a frame right end spliced ​​with a frame left end of the leftmost second shell, and a right first shell with an end wall facing right and a frame left end spliced ​​with a frame right end of the rightmost second shell; The two adjacent frame bodies are fixed together by bolt fasteners penetrating the connecting piece.

[0004] The use method of the patented pre-installed intelligent energy storage photovoltaic substation includes: The frames of the multiple second shells are spliced ​​together in sequence along the left-right direction, and the frames of the two first shells are spliced ​​at the left and right ends of the multiple second shells respectively, and the two adjacent spliced ​​frames are fixed together by bolt fasteners that penetrate the connecting pieces, thereby forming an internal space for accommodating equipment such as transformers and power distribution; and the left-right length of the internal space can be adjusted by increasing or decreasing the number of splicing of the second shells, that is, the size of the internal space can be flexibly adjusted as needed.

[0005] Although the prefabricated intelligent energy storage photovoltaic substation of the patent can splice together the frames of two first shells and multiple second shells; it is necessary to fix the two adjacent spliced ​​frames together through bolt fasteners that penetrate the connecting parts, so the splicing operation is relatively time-consuming and labor-intensive; and there is a lack of sealing structure between the end faces of the two adjacent spliced ​​frames, so it is easy for water to seep between the two adjacent spliced ​​frames, which will have an adverse effect on the internal space. Summary of the invention

[0006] In order to solve the defects in the prior art, the present invention provides a pre-installed intelligent energy storage photovoltaic substation, comprising: two first shells, and a plurality of second shells; The second housing comprises: a frame extending in the left-right direction and having a rectangular cross section (i.e., a cross section perpendicular to the extension) (i.e., both ends of the second housing are open); The first housing comprises: a frame extending in the left-right direction and having a rectangular cross section (i.e., a cross section perpendicular to the extension), and an end wall closing one end of the frame (i.e., one end of the first housing is open and the other end is closed); The frames of the plurality of second shells are sequentially spliced ​​along the left-right direction; The two first shells include: a left first shell with an end wall facing left and a frame right end spliced ​​with a frame left end of the leftmost second shell, and a right first shell with an end wall facing right and a frame left end spliced ​​with a frame right end of the rightmost second shell; Of the two adjacently spliced ​​frames, the frame on the left is the left frame, and the frame on the right is the right frame; The right end surface of the left frame is provided with: a plurality of blind holes evenly distributed along the circumference of the right end surface of the left frame and extending in the left and right directions respectively; a cylindrical air bag is also provided in each blind hole; The left end surface of the right frame body is fixedly provided with: a plurality of insertion rods evenly distributed along the circumference of the left end surface of the right frame body and extending in the left and right directions respectively; a conical head is fixedly provided at the left end of each insertion rod; the large diameter end of the conical head faces leftward and the small diameter end faces rightward, and the outer diameter of the large diameter end of the conical head is larger than the outer diameter of the insertion rod; The multiple insertion rods on the left end surface of the right frame correspond one by one to the multiple blind holes on the right end surface of the left frame; the conical head at the left end of the insertion rod is inserted into the corresponding blind hole, the large diameter end of the conical head passes through the inner circle of the cylindrical airbag and is inserted to the left side of the cylindrical airbag, and after the cylindrical airbag is inflated, the corresponding conical head is pushed to the left, so that the left end surface of the right frame is close to the right end surface of the left frame.

[0007] Preferably, the cylindrical airbag is coaxial with the blind hole in which it is located, and the right end of the outer ring of the cylindrical airbag is fixedly connected to the inner circumferential wall of the blind hole.

[0008] Preferably, the conical head is coaxial with the insertion rod on which it is located.

[0009] Preferably, the right end surface of the left frame is also fixedly covered with: a left elastic sealing pad hollowed out at each blind hole.

[0010] Preferably, the left end surface of the right frame is also fixedly covered with: a right elastic sealing pad penetrated by each insertion rod.

[0011] Preferably, except for the frame of the second shell on the far right, the right end outer walls of the remaining left frames are respectively connected with first quick connectors, and the first quick connectors are connected to the right ends of the outer rings of the cylindrical airbags on the left frame through the internal channels in the left frame.

[0012] Preferably, except for the frame of the right first shell, the left end outer walls of the remaining right frames are respectively connected with second quick connectors, and the second quick connectors are connected to the right ends of the outer rings of the cylindrical airbags on the right frame through the internal channels in the right frame.

[0013] Preferably, the left end outer wall of the frame of the left first shell is connected to a left quick connector, and the left quick connector is connected to the right end of the outer ring of each cylindrical airbag on the frame through an internal channel in the frame of the left first shell; a switch valve is also provided on the left quick connector.

[0014] Preferably, in the two adjacently spliced ​​frames, the first quick connector of the left frame is connected to the second quick connector of the right frame through a hose; and the external air source is connected to the left quick connector of the left first shell and supplies air after the switch valve is opened, thereby inflating each cylindrical airbag.

[0015] Preferably, after the cylindrical airbag is inflated, the cylindrical airbag extends to the left and the inner diameter of the inner ring of the cylindrical airbag becomes smaller, and then the cylindrical airbag pushes the corresponding conical head to the left, so that the left end face of the right frame and the right end face of the left frame are close to each other, until the right end face of the left frame and the left end face of the right frame clamp the left elastic sealing pad and the right elastic sealing pad to form a sealed connection.

[0016] The advantages and beneficial effects of the present invention are: providing a prefabricated intelligent energy storage photovoltaic substation, which adopts a modular design and can flexibly adjust the size of the internal space according to needs; and the assembly and splicing are more convenient, and there is no need to use bolt fasteners to fix the two adjacent spliced ​​frames together. Only one inflation is required to fix all the frames together, so the splicing operation is relatively time-saving and labor-saving; and only one inflation is required to achieve sealing of all splicing points, which can effectively avoid water seepage between the two adjacent spliced ​​frames, thereby avoiding adverse effects on the internal space due to water seepage.

[0017] The present invention is a partial improvement of the prefabricated intelligent energy storage photovoltaic substation disclosed in the Chinese patent application number 202121674050.X, mainly improving the splicing structure of two adjacent frames. The present invention does not improve other parts of the patent. The other parts of the prefabricated intelligent energy storage photovoltaic substation can refer to the description of the patent and will not be repeated here. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view schematic diagram of the present invention; Figure 2 It is a partial schematic diagram of the present invention. DETAILED DESCRIPTION

[0019] The specific implementation of the present invention is further described below in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0020] The technical solutions specifically implemented in the present invention are as follows: like Figure 1 and Figure 2 As shown, a pre-installed intelligent energy storage photovoltaic substation includes: two first shells, and a plurality of second shells; The second housing comprises: a frame extending in the left-right direction and having a rectangular cross section (i.e., a cross section perpendicular to the extension) (i.e., both ends of the second housing are open); The first housing comprises: a frame extending in the left-right direction and having a rectangular cross section (i.e., a cross section perpendicular to the extension), and an end wall closing one end of the frame (i.e., one end of the first housing is open and the other end is closed); The frames of the plurality of second shells are sequentially spliced ​​along the left-right direction; The two first shells include: a left first shell with an end wall facing left and a frame right end spliced ​​with a frame left end of the leftmost second shell, and a right first shell with an end wall facing right and a frame left end spliced ​​with a frame right end of the rightmost second shell; Of the two adjacently spliced ​​frames, the frame on the left is the left frame, and the frame on the right is the right frame; The right end surface of the left frame is provided with: a plurality of blind holes evenly distributed along the circumference of the right end surface of the left frame and extending in the left and right directions respectively; a cylindrical airbag is also provided in each blind hole; the cylindrical airbag is coaxial with the blind hole in which it is located, and the right end of the outer ring of the cylindrical airbag is fixedly connected to the inner circumferential wall of the blind hole; the right end surface of the left frame is also fixedly covered with: a left elastic sealing pad hollowed out at each blind hole; The left end surface of the right frame body is fixedly provided with: a plurality of plug rods uniformly distributed along the circumference of the left end surface of the right frame body and extending in the left and right directions respectively; a conical head is fixedly provided at the left end of each plug rod; the conical head is coaxial with the plug rod where it is located, the large diameter end of the conical head faces left, the small diameter end faces right, and the outer diameter of the large diameter end of the conical head is greater than the outer diameter of the plug rod; the left end surface of the right frame body is also fixedly covered with: a right elastic sealing pad penetrated by each plug rod; The multiple insertion rods on the left end surface of the right frame body correspond to the multiple blind holes on the right end surface of the left frame body one by one; the conical heads at the left ends of the insertion rods are inserted into the corresponding blind holes, and the large diameter ends of the conical heads penetrate the inner circle of the cylindrical airbag and are inserted to the left side of the cylindrical airbag; Except for the frame of the second shell on the far right, the right end outer walls of the remaining left frames are respectively connected with first quick connectors, and the first quick connectors are connected with the right ends of the outer circles of the cylindrical airbags on the left frame through the internal passage in the left frame where they are located; Except for the frame of the right first shell, the left end outer walls of the other right frames are respectively connected with second quick connectors, and the second quick connectors are connected with the right ends of the outer circles of the cylindrical airbags on the right frame through the internal channels in the right frame where they are located; The left end outer wall of the frame of the left first shell is externally connected with a left quick connector, and the left quick connector is connected with the right end of the outer ring of each cylindrical airbag on the frame through the internal channel in the frame of the left first shell; a switch valve is also provided on the left quick connector; Two adjacently spliced ​​frames, wherein the first quick connector of the left frame is connected to the second quick connector of the right frame through a hose; and an external air source is connected to the left quick connector of the left first shell and supplies air after the switch valve is turned on, thereby inflating each cylindrical airbag; After the cylindrical airbag is inflated, the cylindrical airbag stretches to the left, and the inner diameter of the inner circle of the cylindrical airbag becomes smaller, and then the cylindrical airbag pushes the corresponding conical head to the left, so that the left end face of the right frame and the right end face of the left frame are close to each other, until the right end face of the left frame and the left end face of the right frame clamp the left elastic sealing pad and the right elastic sealing pad to form a sealed connection; After all the cylindrical air bags have been inflated, the switch valve is closed and the external air source is disconnected.

[0021] As can be seen from the above, the prefabricated intelligent energy storage photovoltaic substation of the present invention adopts a modular design, and can flexibly adjust the size of the internal space as needed; and the assembly and splicing are more convenient, and there is no need to use bolt fasteners to fix the two adjacent spliced ​​frames together. Only one inflation is needed to fix all the frames together, so the splicing operation is relatively time-saving and labor-saving; and only one inflation is needed to achieve the sealing of all splicing points, which can effectively avoid water seepage between the two adjacent spliced ​​frames, thereby avoiding the adverse effects of water seepage on the internal space.

[0022] The present invention is a partial improvement of the prefabricated intelligent energy storage photovoltaic substation disclosed in the Chinese patent application number 202121674050.X, mainly improving the splicing structure of two adjacent frames. The present invention does not improve other parts of the patent. The other parts of the prefabricated intelligent energy storage photovoltaic substation can refer to the description of the patent and will not be repeated here.

[0023] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A prefabricated intelligent energy storage photovoltaic substation, comprising: two first shells, each having a frame, and a plurality of second shells; the frames of the plurality of second shells are spliced ​​in sequence along the left and right directions; the two first shells include: A left first shell spliced ​​with the left end of the frame of the leftmost second shell, and a right first shell spliced ​​with the right end of the frame of the rightmost second shell; characterized in that: Of the two adjacently spliced ​​frames, the frame on the left is the left frame, and the frame on the right is the right frame; The right end surface of the left frame is provided with: a plurality of blind holes evenly distributed along the circumference of the right end surface of the left frame; and a cylindrical air bag is respectively provided in each blind hole; The left end surface of the right frame is fixedly provided with: a plurality of insertion rods evenly distributed along the circumference of the left end surface of the right frame; the left end of each insertion rod is also fixedly provided with a conical head; The multiple insertion rods on the left end surface of the right frame correspond one by one to the multiple blind holes on the right end surface of the left frame; the conical head at the left end of the insertion rod is inserted into the corresponding blind hole and inserted to the left side of the cylindrical airbag, and the cylindrical airbag pushes the conical head after being inflated, so that the left end surface of the right frame is close to the right end surface of the left frame.

2. The prefabricated intelligent energy storage photovoltaic substation according to claim 1 is characterized in that: The cylindrical airbag is coaxial with the blind hole where it is located, and the right end of the outer ring of the cylindrical airbag is fixedly connected to the inner peripheral wall of the blind hole.

3. The prefabricated intelligent energy storage photovoltaic substation according to claim 2 is characterized in that: The conical head and the inserted rod are coaxial.

4. The prefabricated intelligent energy storage photovoltaic substation according to claim 3 is characterized in that: The right end surface of the left frame is also fixedly covered with: a left elastic sealing pad hollowed out at each blind hole.

5. The prefabricated intelligent energy storage photovoltaic substation according to claim 4 is characterized in that: The left end surface of the right frame is also fixedly covered with a right elastic sealing pad penetrated by each insertion rod.

6. The prefabricated intelligent energy storage photovoltaic substation according to claim 5, characterized in that: Except for the frame of the second shell on the far right, the right end outer walls of the remaining left frames are respectively connected with first quick connectors, and the first quick connectors are connected to the right ends of the outer circles of the cylindrical airbags on the left frame through the internal channels in the left frame.

7. The prefabricated intelligent energy storage photovoltaic substation according to claim 6, characterized in that: Except for the frame of the right first shell, the left end outer walls of the other right frames are respectively connected with second quick connectors, and the second quick connectors are connected with the outer circle right ends of each cylindrical airbag on the right frame through the internal channel in the right frame.

8. The prefabricated intelligent energy storage photovoltaic substation according to claim 7, characterized in that: The left end outer wall of the frame of the left first shell is connected with a left quick connector, and the left quick connector is connected with the right end of the outer ring of each cylindrical airbag on the frame through an internal channel in the frame of the left first shell; a switch valve is also provided on the left quick connector.

9. The prefabricated intelligent energy storage photovoltaic substation according to claim 8, characterized in that: Two adjacent frames are spliced, wherein the first quick connector of the left frame is connected to the second quick connector of the right frame through a hose; and an external air source is connected to the left quick connector of the left first shell and supplies air after the switch valve is opened, thereby inflating each cylindrical airbag.

10. The prefabricated intelligent energy storage photovoltaic substation according to claim 9, characterized in that: After the cylindrical airbag is inflated, it extends to the left, and the inner diameter of the inner circle of the cylindrical airbag becomes smaller, and then the cylindrical airbag pushes the corresponding conical head to the left, so that the left end face of the right frame and the right end face of the left frame are close to each other, until the right end face of the left frame and the left end face of the right frame clamp the left elastic sealing pad and the right elastic sealing pad to form a sealed connection.

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