CN220272532U

CN220272532U - Anti-leakage fastening device of flow battery

Info

Publication number: CN220272532U
Application number: CN202321805087.0U
Authority: CN
Inventors: 廖巍; 段海恋; 谢辉
Original assignee: Hunan Chuangda Energy Storage Technology Co ltd
Current assignee: Hunan Chuangda Energy Storage Technology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2023-12-29
Anticipated expiration: 2033-07-11

Abstract

The utility model relates to the technical field of flow batteries, and particularly discloses a leakage-proof fastening device of a flow battery, which comprises a pile, wherein end plates are arranged on two sides of the pile, screw rods correspondingly penetrate through the periphery of the edges of the two end plates, and at least one fastening component is arranged on two sides of the pile; the fastening component comprises a fixing frame, a spring is arranged between the fixing frame and the outer side of the end plate, and the spring is detachably connected with the fixing frame; when the spring pile is used, the deformation of the end plate is conducted to the spring and the fixing frame, so that liquid is not mixed in the pile, the compression ratio of the carbon felt is optimized, and the spring is mounted through the detachable connection between the spring and the fixing frame and the end plate, and the spring can be effectively limited, so that the conducted force of the spring is more uniform.

Description

Anti-leakage fastening device of flow battery

Technical Field

The utility model relates to the technical field of flow batteries, in particular to a leakage-proof fastening device of a flow battery.

Background

In the flow battery, after the pressing plate is deformed due to the screw fixing device, the inside of the pressing plate is high and the outside of the pressing plate is low, the positive electrode solution and the negative electrode solution are in fluid connection, so that the battery is invalid, and the current density is reduced due to different compression ratios of carbon felts formed by the deformation of the pressing plate. In view of the above problems, we provide a leak-proof fastening device for a flow battery.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the leakage-proof fastening device of the flow battery, which has the advantage of being capable of preventing the flow battery from leakage and solves the problems of the background technology.

The leakage-proof fastening device of the flow battery comprises a galvanic pile, wherein end plates are arranged on two sides of the galvanic pile, screw rods correspondingly penetrate through the periphery of the edges of the two end plates, and at least one fastening component is arranged on two sides of the galvanic pile; the fastening assembly comprises a fixing frame, a spring is arranged between the fixing frame and the outer side of the end plate, and the spring is detachably connected with the fixing frame.

In some embodiments: the fixing frame is of an H-shaped design.

In some embodiments: the four corners of the fixing frame are provided with butt joint holes matched with the screw rod, and the fixing frame is sleeved on the screw rod through the butt joint holes.

In some embodiments: the fixing frame is provided with a plurality of mounting holes matched with the springs, the mounting holes are used for mounting the springs, and the end plate can be provided with limiting holes matched with the springs.

In some embodiments: the outside of mount is installed a plurality of mounting panels with the mounting hole one-to-one through the bolt, the mounting panel covers and is used for avoiding the spring to stretch out in the mounting hole on this mounting hole.

In some embodiments: the number of the mounting holes is four, and the four mounting holes are rectangular and are arranged on the fixing frame;

in some embodiments: the number of the fastening components is four, and every two groups of fastening components are arranged on an end plate in parallel.

Compared with the prior art, the utility model has the following beneficial effects:

when the spring pile is used, the deformation of the end plate is conducted to the spring and the fixing frame, so that liquid is not mixed in the pile, the compression ratio of the carbon felt is optimized, and the spring is conveniently installed through the detachable connection between the spring and the fixing frame and the end plate, and the spring can be effectively limited, so that the conducted force of the spring is more uniform.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic perspective view of a fixing frame;

fig. 4 is a schematic rear view of the fixing frame.

In the figure: 1. a galvanic pile; 2. an end plate; 3. a screw; 4. a fixing frame; 41. a butt joint hole; 42. a mounting hole; 5. a spring; 6. and (3) mounting a plate.

Detailed Description

Various embodiments of the present utility model are disclosed in the following drawings, in which details are set forth in the following description for the sake of clarity. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-4, in the anti-leakage fastening device of a flow battery of the present utility model, a pile 1 is provided, two sides of the pile 1 are provided with end plates 2, screw rods 3 correspondingly penetrate through the periphery of edges of the two end plates 2, and at least one fastening component is provided on two sides of the pile 1; the fastening component comprises a fixing frame 4, a spring 5 is arranged between the fixing frame 4 and the outer side of the end plate 2, and the spring 5 and the fixing frame 4 are detachably connected.

When the spring pile is used, the deformation of the end plate 2 is conducted to the spring 5 and the fixing frame 4, so that the inside of the pile 1 is free from liquid stringing, the compression ratio of the carbon felt is optimized, and the spring 5 is detachably connected with the fixing frame 4 and the end plate 2, namely, the spring 5 can be conveniently installed, the spring 5 can be effectively limited, and the conducted force of the spring 5 is more uniform.

The fixing frame 4 is H-shaped.

The four corners of the fixing frame 4 are provided with butt joint holes 41 matched with the screw 3, and the fixing frame 4 is sleeved on the screw 3 through the butt joint holes 41.

A plurality of mounting holes 42 matched with the springs 5 are formed in the fixing frame 4, the mounting holes 42 are used for mounting the springs 5, and limit holes matched with the springs 5 can be formed in the end plate 2.

The outside of mount 4 passes through the bolt and installs a plurality of mounting panels 6 that correspond one by one with mounting hole 42, and mounting panel 6 covers on this mounting hole 42 and is used for avoiding spring 5 to stretch out in the mounting hole 42.

The number of the mounting holes 42 is four, and the four mounting holes 42 are arranged on the fixing frame 4 in a rectangular shape;

the number of the fastening components is four, and every two groups of fastening components are arranged on one end plate 2 in parallel.

When the utility model is used:

under the long-time use of flow battery, the inside mechanism of pile 1 can produce deformation, and pile 1 deformation can be conducted the mount 4 of spring 5 and H type with end plate 2 deflection in the device to make pile 1 inside not cluster liquid, charcoal felt compression ratio optimize, wherein the spring 5 and the design of end plate 2 and mount 4 can be convenient for the installation to spring 5.

The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present utility model are intended to be included within the scope of the claims of the present utility model.

Claims

1. A leak-proof fastening device for a flow battery, comprising:

the electric pile (1), both sides of the electric pile (1) are provided with end plates (2), screw rods (3) correspondingly penetrate through the periphery of the edges of the two end plates (2), and both sides of the electric pile (1) are provided with at least one fastening component;

the fastening assembly comprises a fixing frame (4), a spring (5) is arranged between the fixing frame (4) and the outer side of the end plate (2), and the spring (5) is detachably connected with the fixing frame (4).

2. The leakage-proof fastening device of a flow battery according to claim 1, wherein: the fixing frame (4) is of an H-shaped design.

3. The leakage-proof fastening device of a flow battery according to claim 2, wherein: the four corners of the fixing frame (4) are provided with butt joint holes (41) matched with the screw rods (3), and the fixing frame (4) is sleeved on the screw rods (3) through the butt joint holes (41).

4. A leak-proof fastening device for a flow battery as defined in claim 3, wherein: a plurality of mounting holes (42) matched with the springs (5) are formed in the fixing frame (4), the mounting holes (42) are used for mounting the springs (5), and limit holes matched with the springs (5) can be formed in the end plate (2).

5. The leakage prevention fastening device for a flow battery according to claim 4, wherein: the outside of mount (4) is installed a plurality of mounting panels (6) that correspond with mounting hole (42) one by one through the bolt, mounting panel (6) cover be arranged in avoiding spring (5) to stretch out in mounting hole (42) on this mounting hole (42).

6. The leakage prevention fastening device for a flow battery according to claim 5, wherein: the number of the mounting holes (42) is four, and the four mounting holes (42) are rectangular and are arranged on the fixing frame (4).

7. The leakage prevention fastening device for a flow battery according to claim 6, wherein: the number of the fastening components is four, and every two groups of fastening components are arranged on one end plate (2) in parallel.