Battery electrolyte mixing and pre-filtering structure

Abstract

The utility model relates to the technical field of filtering devices, in particular to a battery electrolyte mixing and pre-filtering structure which comprises a first connecting cylinder, a first connecting ring is clamped at the top end of the first connecting cylinder, a first end cover is detachably connected to the top end of the first connecting cylinder through a plurality of bolts, and a first filter screen is fixedly connected to the first connecting ring. A first connecting pipe is fixedly connected to the first end cover, the end of the first connecting pipe is fixedly connected to a second connecting cylinder, a second connecting ring is clamped to the second connecting cylinder, a second filter screen is fixedly connected to the second connecting ring, and a second end cover is detachably connected to the bottom end of the second connecting cylinder through a plurality of bolts. A second connecting pipe is fixedly connected between the first connecting cylinder and the second connecting cylinder, an electromagnetic valve is mounted on the second connecting pipe, and a pressure sensor is mounted on the first connecting cylinder; when the first filter screen is blocked, filtering can be performed in time through the second filter screen, so that the filtering effect is effectively ensured, and the filtering stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a filter structure, concretely is a battery electrolyte mixed prefiltering structure belongs to filter equipment technical field. BACKGROUND

[0002] The main role of battery electrolyte is as the carrier of ion transmission, ensures the efficient conduction of ion in the process of charging and discharging of battery, and the electrolyte plays the role of conducting ion between the positive and negative electrodes in the battery, is the key for lithium ion battery to obtain high voltage, high specific energy and other advantages, and different electrolyte raw materials need to be mixed in the production process of battery electrolyte, in order to avoid that large particle impurities enter the inside of the mixing system, the electrolyte needs to be pre-filtered.

[0003] However, the internal filter screen of the traditional filter device will be blocked with the increase of the use time in the process of filtering the mixed battery electrolyte, and if the filter screen is not replaced in time, the filtering effect will be reduced, thereby leading to poor filtering stability. UTILITY MODEL CONTENTS

[0004] The utility model discloses a battery electrolyte mixed prefiltering structure, which is provided to solve the above problems, by setting the first filter screen and the second filter screen, when the first filter screen is blocked, the second filter screen can filter in time, thereby effectively ensuring the filtering effect and improving the filtering stability.

[0005] The utility model discloses a battery electrolyte mixed prefiltering structure through following technical scheme realizes above -mentioned purpose, including first connecting cylinder, be equipped with filter mechanism on the first connecting cylinder, the filter mechanism includes first end cover and first connecting ring, the top of first connecting cylinder is clamped with first connecting ring, and the first connecting ring one side and first end cover between resist touch, first end cover passes through a plurality of bolts and can be detachably connected on the top of first connecting cylinder, first connecting ring is fixedly connected with first filter screen, first end cover is fixedly connected with first connecting pipe, and the end of first connecting pipe is fixedly connected with second connecting cylinder, the second connecting cylinder is clamped with second connecting ring, and second connecting ring is fixedly connected with second filter screen, and the bottom of second connecting cylinder is detachably connected with second end cover through a plurality of bolts, and second end cover is in contact with second connecting ring, and the first connecting cylinder is fixedly connected with second connecting pipe between second connecting cylinder, and the electromagnetic valve is installed on second connecting pipe, and the pressure sensor is installed on the first connecting cylinder.

[0006] Preferably, the two first sealing pads are clamped on the two sides of the first connecting ring, one of the first sealing pads is in contact with the first end cover, and the other first sealing pad is in contact with the first connecting cylinder.

[0007] Preferably, two second sealing gaskets are clamped on two sides of the second connecting ring, one of which is in contact with the second end cover, and the other is in contact with the second connecting cylinder.

[0008] Preferably, the cross section of the first filter screen is in U-shaped structure, and the cross section of the second filter screen is in U-shaped structure.

[0009] Preferably, the first connecting pipe is a flexible pipe, and the second connecting pipe is a rigid pipe.

[0010] Preferably, the bottom end of the first connecting cylinder is fixedly connected with a liquid inlet pipe, and the second end cover is fixedly connected with a liquid outlet pipe.

[0011] Preferably, an alarm is arranged on the first connecting cylinder, and the alarm is arranged at the bottom end of the pressure sensor.

[0012] Preferably, three supporting legs are fixedly connected to the first connecting cylinder, and the three supporting legs are arranged in a circumferential array about the middle part of the first connecting cylinder.

[0013] The beneficial effects of the utility model are as follows: when the electrolyte enters the inside of the first connecting cylinder in the using process, the electrolyte can be filtered through the first filter screen, so that large-particle impurities are avoided from entering the subsequent mixing system, the filtered electrolyte can enter the inside of the second connecting cylinder from the second connecting pipe, and the electrolyte can be filtered again through the second filter screen in the inside of the second connecting cylinder, so that the situation of unclean filtering is avoided, in the using process, the first filter screen is used for preliminary filtering of the electrolyte, so that blockage is prone to occur, when the first filter screen is blocked, the pressure in the inside of the first connecting cylinder becomes large, the pressure can be monitored through the arrangement of the pressure sensor, when the pressure becomes large due to the blockage of the first filter screen, the electromagnetic valve is opened, at this time, part of the electrolyte in the inside of the first connecting cylinder can directly enter the inside of the second connecting cylinder from the second connecting pipe and be filtered through the second filter screen, so that the electrolyte can be filtered through the second filter screen when the first filter screen is blocked, thereby the filtering pressure of the first filter screen is reduced, the filtering effect is effectively ensured, and the filtering stability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model;

[0015] Figure 2 It is a connecting structure schematic view of the first connecting pipe and the second connecting cylinder of the utility model;

[0016] Figure 3 It is Figure 2 The enlarged schematic view of A part shown in the figure;

[0017] Figure 4 For Figure 2 B part of the enlarged schematic view.

[0018] In the figure: 1, the first connecting cylinder; 2, filter mechanism; 201, the first end cover; 202, the first connecting ring; 203, the first filter screen; 204, the first gasket; 205, the first connecting pipe; 206, the second connecting cylinder; 207, the second filter screen; 208, the second connecting ring; 209, the second gasket; 210, the second end cover; 211, the second connecting pipe; 212, the electromagnetic valve; 3, the drainage pipe; 4, the pressure sensor; 5, the alarm; 6, the liquid inlet pipe; 7, the support leg. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown in a kind of battery electrolyte mixing pre-filtering structure, including first connecting cylinder 1, the first connecting cylinder 1 is equipped with filter mechanism 2, the filter mechanism 2 includes first end cover 201 and first connecting ring 202, the top end of the first connecting cylinder 1 is clamped with first connecting ring 202, the side of the first connecting ring 202 and first end cover 201 are in contact, the first end cover 201 is detachably connected on the top end of first connecting cylinder 1 by multiple bolts, the first connecting ring 202 is fixedly connected with first filter screen 203, the first end cover 201 is fixedly connected with first connecting pipe 205, the end of the first connecting pipe 205 is fixedly connected to second connecting cylinder 206, the second connecting cylinder 206 is clamped with second connecting ring 208, the second connecting ring 208 is fixedly connected with second filter screen 207, the bottom end of the second connecting cylinder 206 is detachably connected with second end cover 210 by multiple bolts, the second end cover 210 is in contact with second connecting ring 208, the first connecting cylinder 1 and second connecting cylinder 206 are fixedly connected with second connecting pipe 211, the electromagnetic valve 212 is installed on the second connecting pipe 211, the first connecting cylinder 1 is installed with pressure sensor 4.

[0021] As a kind of technical optimization scheme of the utility model, as Figure 3As shown, the two sides of the first connecting ring 202 are clamped with two first sealing pads 204, one of which is in contact with the first end cover 201, and the other is in contact with the first connecting cylinder 1, so that the sealing between the first connecting ring 202 and the first connecting cylinder 1 can be improved by the first sealing pad 204, and the sealing between the first connecting ring 202 and the first end cover 201 can be improved.

[0022] As a technical optimization scheme of the utility model, as shown in Figure 4 As shown, the two sides of the second connecting ring 208 are clamped with two second sealing pads 209, one of which is in contact with the second end cover 210, and the other is in contact with the second connecting cylinder 206, so that the sealing between the second connecting ring 208 and the second connecting cylinder 206 can be improved by the second sealing pad 209, and the sealing between the second connecting ring 208 and the second end cover 210 can be improved.

[0023] As a technical optimization scheme of the utility model, as shown in Figure 2 As shown, the cross section of the first filter screen 203 is U-shaped structure, and the cross section of the second filter screen 207 is U-shaped structure, so that the filtering area can be improved, thereby improving the filtering effect.

[0024] As a technical optimization scheme of the utility model, as shown in Figure 1 And Figure 3 As shown, the first connecting pipe 205 is a hose, and the second connecting pipe 211 is a hard pipe, so that the first end cover 201 can be moved to realize the disassembly of the first filter screen 203.

[0025] As a technical optimization scheme of the utility model, as shown in Figure 1 And Figure 2 As shown, the bottom end of the first connecting cylinder 1 is fixedly connected with a liquid inlet pipe 6, and the second end cover 210 is fixedly connected with a liquid outlet pipe 3, so that the electrolyte can enter the inside of the first connecting cylinder 1 from the liquid inlet pipe 6.

[0026] As a technical optimization scheme of the utility model, as shown in Figure 1 As shown, the first connecting cylinder 1 is provided with an alarm 5, and the alarm 5 is arranged at the bottom end of the pressure sensor 4, so that when the first filter screen 203 is blocked, the staff can be reminded in time by the alarm 5 to replace it.

[0027] As a technical optimization scheme of the utility model, as shown in Figure 1As shown, the first connecting cylinder 1 is fixedly connected with three supporting legs 7, and the three supporting legs 7 are distributed in a circumferential array about the middle part of the first connecting cylinder 1, so that the first connecting cylinder 1 can be supported by the three supporting legs 7.

[0028] In use, the electrolyte can enter the inside of the first connecting cylinder 1 from the liquid inlet pipe 6, and the electrolyte can be filtered by the first filter screen 203 after entering the inside of the first connecting cylinder 1, so that large-particle impurities are avoided from entering the subsequent mixing system. The filtered electrolyte can enter the inside of the second connecting cylinder 206 from the first connecting pipe 205, and the electrolyte can be filtered again by the second filter screen 207 in the second connecting cylinder 206, so that the situation of unclean filtering is avoided. The electrolyte filtered twice by the second filter screen 207 can enter the mixing system from the liquid outlet pipe 3 for mixing of the electrolyte. In use, the first filter screen 203 is prone to be blocked because of the preliminary filtering of the electrolyte. When the first filter screen 203 is blocked, the pressure in the inside of the first connecting cylinder 1 can become large. The pressure can be monitored by the pressure sensor 4. When the pressure becomes large due to the blocking of the first filter screen 203, the electromagnetic valve 212 can be opened. At this time, part of the electrolyte in the inside of the first connecting cylinder 1 can directly enter the inside of the second connecting cylinder 206 from the second connecting pipe 211 and be filtered by the second filter screen 207. Therefore, when the first filter screen 203 is blocked, the electrolyte can also be filtered by the second filter screen 207, so that the filtering pressure of the first filter screen 203 is reduced, the filtering effect is effectively ensured, and the filtering stability is improved. When the electromagnetic valve 212 is opened, the alarm 5 can give an alarm, so as to remind the staff to clean the first filter screen 203 and the second filter screen 207 in time. In the process of cleaning the first filter screen 203, the plurality of bolts and nuts for fixing the first end cover 201 are first loosened by a wrench, then the first end cover 201 is taken away from the top end of the first connecting cylinder 1, and then the first connecting ring 202 is taken away from the top end of the first connecting cylinder 1. The first filter screen 203 is taken away together with the first connecting ring 202. After being taken away, the first filter screen 203 is conveniently cleaned. Similarly, the second filter screen 207 can be taken away for cleaning. The filtering effect can be effectively ensured by regularly cleaning the first filter screen 203 and the second filter screen 207, so that the use is more convenient.

[0029] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0030] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A battery electrolyte mixing pre-filtering structure comprising a first connecting cylinder (1), characterized in that: The first connecting cylinder (1) is provided with a filtering mechanism (2), the filtering mechanism (2) comprises a first end cover (201) and a first connecting ring (202), the top end of the first connecting cylinder (1) is clamped with the first connecting ring (202), the side of the first connecting ring (202) is in abutment with the first end cover (201), the first end cover (201) is detachably connected to the top end of the first connecting cylinder (1) through a plurality of bolts, the first connecting ring (202) is fixedly connected with a first filter screen (203), the first end cover (201) is fixedly connected with a first connecting pipe (205), the end of the first connecting pipe (205) is fixedly connected with a second connecting cylinder (206), the second connecting cylinder (206) is clamped with a second connecting ring (208), the second connecting ring (208) is fixedly connected with a second filter screen (207), the bottom end of the second connecting cylinder (206) is detachably connected with a second end cover (210) through a plurality of bolts, the second end cover (210) is in abutment with the second connecting ring (208), the first connecting cylinder (1) and the second connecting cylinder (206) are fixedly connected with a second connecting pipe (211), the second connecting pipe (211) is installed with a solenoid valve (212), the first connecting cylinder (1) is installed with a pressure sensor (4).

2. The battery electrolyte mixing pre-filtering structure according to claim 1, wherein: The two sides of the first connecting ring (202) are clamped with two first sealing gaskets (204), one of the first sealing gaskets (204) is in abutment with the first end cover (201), and the other first sealing gasket (204) is in abutment with the first connecting cylinder (1).

3. The battery electrolyte mixing pre-filtering structure according to claim 1, wherein: The two sides of the second connecting ring (208) are clamped with two second sealing gaskets (209), one of the second sealing gaskets (209) is in abutment with the second end cover (210), and the other second sealing gasket (209) is in abutment with the second connecting cylinder (206).

4. The battery electrolyte mixing pre-filtering structure according to claim 1, wherein: The cross section of the first filter screen (203) is a U-shaped structure, and the cross section of the second filter screen (207) is a U-shaped structure.

5. The battery electrolyte mixing pre-filtering structure according to claim 1, wherein: The first connecting pipe (205) is a flexible pipe, and the second connecting pipe (211) is a hard pipe.

6. The battery electrolyte mixing pre-filtering structure according to claim 1, wherein: The bottom end of the first connecting cylinder (1) is fixedly connected with a liquid inlet pipe (6), and the second end cover (210) is fixedly connected with a liquid outlet pipe (3).

7. The battery electrolyte mixing pre-filtering structure according to claim 1, wherein: An alarm (5) is arranged on the first connecting cylinder (1), and the alarm (5) is arranged at the bottom end of the pressure sensor (4). 8.The battery electrolyte mixing pre-filtering structure of claim 1, wherein: Three supporting legs (7) are fixedly connected to the first connecting cylinder (1), and the three supporting legs (7) are arranged in a circumferential array about the middle part of the first connecting cylinder (1).

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