Electronic-grade hydrogen peroxide membrane filtration equipment

Abstract

The utility model relates to the technical field of hydrogen peroxide membrane filtration, solves the technical problem that whether a permeation tube is needed or not cannot be confirmed, and particularly relates to electronic-grade hydrogen peroxide membrane filtration equipment which comprises a supporting frame serving as a supporting foundation, a storage tank is fixedly connected to the supporting frame, and a water pump is mounted on one side of the top end of the supporting frame through a base. A closed replacement assembly convenient to disassemble and assemble is installed at the bottom end of the storage tank, a pressure sensing assembly used for displaying the water pressure in the storage tank is installed on the storage tank, and the pressure sensing assembly comprises a sealing soft plug connected to the upper portion of the inner side of the storage tank in a sliding mode. Due to the arrangement of the pressure sensing assembly, the sealing soft plug can be jacked upwards to slide when the water pressure in the storage tank is increased after the permeation tube in the storage tank is blocked, so that the display rod is driven to move upwards in the glass cover, an operator can observe conveniently, and the function of detecting the blocking degree of the permeation tube is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of hydrogen peroxide membrane filtration, especially to an electronic grade hydrogen peroxide membrane filtration equipment. BACKGROUND

[0002] The membrane filtration equipment for hydrogen peroxide production is a special equipment for filtering and treating hydrogen peroxide solution in the production process of hydrogen peroxide. The core is to remove impurities in the solution by using membrane technology, thereby improving the purity and quality of hydrogen peroxide. However, the existing hydrogen peroxide membrane filtration equipment has the problem that the permeation tubes therein are blocked by more and more impurities outside during use. Since the filtration equipment is in a sealed state and multiple permeation tubes are operated simultaneously, when the filtration efficiency is reduced, it is not known which permeation tube is blocked too seriously, so it is necessary to remove and observe each permeation tube for replacement, which reduces the maintenance efficiency of the filtration equipment. If large-scale permeation tubes need to be replaced at the same time, the filtration operation will be seriously affected by the sequential investigation. SUMMARY

[0003] In view of the deficiencies in the prior art, the utility model provides an electronic grade hydrogen peroxide membrane filtration equipment, which solves the technical problem that it is not known whether the permeation tube needs to be replaced and achieves the purpose of improving the replacement efficiency of the permeation tube.

[0004] To solve the above technical problems, the utility model provides the following technical scheme: an electronic grade hydrogen peroxide membrane filtration equipment, comprising a support frame as a support base, a storage tank is fixedly connected to the support frame, a water pump is installed on one side of the top end of the support frame through a base, a closed replacement assembly that is convenient to disassemble and assemble is installed at the bottom end of the storage tank, and a pressure sensing assembly for displaying the water pressure inside the storage tank is installed on the storage tank.

[0005] The pressure sensing assembly comprises a sealing soft plug that is slidingly connected to the upper side of the inner side of the storage tank, a sealing push plate is fixedly connected to the top end of the sealing soft plug, a plurality of vertical sliding grooves are equidistantly formed in the tank wall between the sealing push plate and the top end of the inner side of the storage tank, a stable guide rod is fixedly connected to the inner side of each vertical sliding groove, a vertical push-pull rod is slidingly connected to the outer side of the stable guide rod, a return spring is connected to the top end of the vertical push-pull rod, a connecting rod is rotatably connected to the end of the vertical push-pull rod, a display rod is fixedly connected to the top end of the sealing push plate, and a glass cover is fixedly connected to the top end of the storage tank.

[0006] Preferably, the bottom end of the glass cover is in communication with the storage tank, and the top end of the display rod extends to the inner side of the glass cover.

[0007] Preferably, the end of the connecting rod away from the vertical push-pull rod is rotatably connected to the top end of the sealing push plate.

[0008] Preferably, the closed replacement assembly comprises a closed bottom cover arranged at the bottom end of the storage tank, a drain pipe is connected to the middle of the bottom end of the closed bottom cover, a water outlet rubber pad is fixedly connected to the middle of the top end of the inner side of the closed bottom cover, a butt joint sleeve is fixedly connected to the top end edge of the closed bottom cover, a plurality of embedded ring plates are fixedly connected between the butt joint sleeve and the water outlet rubber pad, a plurality of receiving grooves are arranged at the bottom end of the storage tank, and rubber pads are fixedly connected to the inner sides of the receiving grooves.

[0009] Preferably, the outer side of the bottom end of the storage tank is screw-connected with the butt joint sleeve, and the embedded ring plates are embedded with the adjacent receiving grooves.

[0010] Preferably, an annular support frame is fixedly connected to the upper side of the inner side of the storage tank, a permeation pipe is slidably connected to the inner side of the annular support frame, two symmetrical water passing butt joint pipes are connected to the two ends of the outer side of the storage tank, and control valves are connected to the middle sections of the water passing butt joint pipes.

[0011] Preferably, the bottom end of the permeation pipe extends to the inner side of the drain pipe, and the water outlet end of the water pump is connected with the adjacent water passing butt joint pipe.

[0012] By means of the above technical scheme, the electronic grade hydrogen peroxide membrane filtration equipment provided by the present application has at least the following beneficial effects:

[0013] 1. Due to the arrangement of the pressure sensing assembly, when the permeation pipe inside the storage tank is blocked and the water pressure inside the storage tank becomes larger, the sealing soft plug is lifted upward to slide, thereby driving the display rod to move upward inside the glass cover, so that the operator can observe, and the function of detecting the blockage degree of the permeation pipe is realized.

[0014] 2. Due to the arrangement of the closed replacement assembly, the assembly and disassembly process of the filtration equipment becomes more convenient, the replacement process of the permeation pipe becomes faster, and the filtration operation suspension time caused by the replacement of the filtration component becomes shorter. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application. The schematic embodiments of the present application and the descriptions thereof are used to explain the present application, and do not constitute an improper limitation on the present application.

[0016] In the drawings:

[0017] Figure 1 It is a three-dimensional structure schematic view of the present application;

[0018] Figure 2 It is a permeation pipe cross-sectional structure schematic view of the present application;

[0019] Figure 3The utility model discloses a water through butt joint pipe mounting structure schematic diagram;

[0020] Figure 4 The utility model discloses a embedded ring plate mounting structure schematic diagram;

[0021] Figure 5 The utility model discloses a rubber pad mounting structure schematic diagram;

[0022] Figure 6 The utility model discloses a display rod mounting structure schematic diagram.

[0023] In the drawing: 1, support frame, 2, storage tank, 3, water pump, 4, closed replacement assembly, 41, closed bottom cover, 42, drain pipe, 43, water outlet rubber pad, 44, butt joint sleeve, 45, embedded ring plate, 46, storage groove, 47, rubber pad,

[0024] 5, pressure sensing assembly, 51, sealing soft plug, 52, sealing push plate, 53, vertical sliding slot, 54, stable guide rod, 55, reset spring, 56, vertical push-pull rod, 57, connecting rod, 58, display rod, 59, glass cover,

[0025] 6, annular support frame, 7, permeation pipe, 8, water through butt joint pipe, 9, control valve. DETAILED DESCRIPTION

[0026] 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, not 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 protection scope of the utility model.

[0027] Embodiment 1

[0028] The existing hydrogen peroxide membrane filter equipment in the use process, the permeation pipe in it will be blocked by more and more impurities outside with use, but because the filter equipment is in the sealed state and multiple permeation pipes work simultaneously, when the filtration efficiency reduces, it cannot be known which permeation pipe is blocked too seriously, thereby needing to be removed and observed one by one and replaced, which makes the maintenance efficiency of the filter equipment reduce, and if large-scale permeation pipes need to be replaced simultaneously, the one-by-one checking will seriously affect the filtration operation. Figures 1-6The electronic grade hydrogen peroxide membrane filtration equipment is provided for the embodiment, and the technical problem that whether the penetration pipe needs to be confirmed is solved. The device comprises a support frame 1 as a support base, a storage tank 2 is fixedly connected to the support frame 1, a water pump 3 is installed on one side of the top end of the support frame 1 through a base, a closed replacement assembly 4 which is convenient to disassemble and assemble is installed at the bottom end of the storage tank 2, and a pressure sensing assembly 5 for displaying the water pressure in the storage tank 2 is installed on the storage tank 2. Water is injected into the storage tank 2 through the water pump 3, and the water pressure in the storage tank 2 is detected through the pressure sensing assembly 5, so as to judge the blockage degree of the filtration component. The assembly and disassembly process of the equipment is more convenient through the closed replacement assembly 4.

[0029] In the use process of the traditional filtration equipment, the number of filtration components is large, and the filtration degree of each filtration component is different, so the blockage degree of each filtration component is different. When the filtration components are replaced, the operator cannot judge which filtration components can be normally used and which cannot be used. If a large area is replaced at the same time, the production cost will increase. If the blockage degree of each filtration component is checked one by one, the efficiency of replacing the filtration components will be slowed down. In order to solve such problems, the pressure sensing assembly 5 is provided. The pressure sensing assembly 5 comprises a sealing soft plug 51 which is slidably connected to the upper side of the inside of the storage tank 2. The sealing soft plug 51 can ensure sliding while isolating water. The top end of the sealing soft plug 51 is fixedly connected to a sealing push plate 52. A plurality of vertical sliding grooves 53 are equidistantly arranged on the tank wall between the sealing push plate 52 and the top end of the inside of the storage tank 2. Stable guide rods 54 are fixedly connected to the inside of the vertical sliding grooves 53. The stable guide rods 54 can make the sliding of the sealing soft plug 51 and the sealing push plate 52 more stable and keep the horizontal state. Vertical push-pull rods 56 are slidably connected to the outside of the stable guide rods 54. The top end of the vertical push-pull rods 56 is connected to a return spring 55. The return spring 55 can reset the sealing soft plug 51 and the sealing push plate 52 which slide. Connection rods 57 are rotatably connected to the end portions of the vertical push-pull rods 56. The connection rods 57 are rotatably connected to the top end of the sealing push plate 52 away from the vertical push-pull rods 56. A display rod 58 is fixedly connected to the top end of the sealing push plate 52. A glass cover 59 is fixedly connected to the top end of the storage tank 2. The bottom end of the glass cover 59 is in communication with the storage tank 2. The top end of the display rod 58 extends to the inside of the glass cover 59. The length of the display rod 58 extending to the inside of the glass cover 59 is used to judge the blockage degree.

[0030] Embodiment 2

[0031] On the basis of embodiment 1, embodiment 1 solves the technical problem that whether the penetration pipe needs to be confirmed, but there is still the problem that the filtration component replacement process is slow. In combination with the pressure sensing assembly 5, the problem that the filtration component replacement process is slow is solved. Figures 1-6As shown, the specific implementation process is as follows: in order to ensure that the connecting sleeve 44 and the storage tank 2 bottom end connection is more convenient, while ensuring the sealing. Closed replacement assembly 4 includes the closed bottom cover 41 provided at the bottom end of the storage tank 2, the closed bottom cover 41 bottom end of the middle connecting drain pipe 42, the closed bottom cover 41 inside top end of the middle fixed connection with the water outlet rubber pad 43, the closed bottom cover 41 top end edge fixedly connected with the connecting sleeve 44, the connecting sleeve 44 and the water outlet rubber pad 43 between the fixedly connected with the embedded ring plate 45, the storage tank 2 bottom end is provided with a plurality of storage groove 46, the storage groove 46 inside fixedly connected with the rubber pad 47, the storage tank 2 bottom end outside and the connecting sleeve 44 screw connection, a plurality of embedded ring plate 45 and the embedded groove 46 close to the.

[0032] The inside of the storage tank 2 is fixedly connected with an annular support frame 6, the inside of the annular support frame 6 is slidably connected with a permeation pipe 7, the outside of the storage tank 2 is connected with two symmetrical water connection pipes 8, in order to make the plurality of storage tanks 2 can be connected between each other, the water connection pipe 8 middle segment is connected with the control valve 9, the control valve 9 can be used for the storage tank 2 which needs to replace the permeation pipe 7 to cut off the water inlet and outlet, the bottom end of the permeation pipe 7 extends to the inside of the drain pipe 42, the water outlet end of the water pump 3 is connected with the water connection pipe 8 close to.

[0033] It should be noted that in this paper, the term "including", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0034] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An electronic grade hydrogen peroxide membrane filtration apparatus comprising a support frame (1) as a supporting base, characterized in that: The support frame (1) is fixedly connected with a storage tank (2), a water pump (3) is installed on one side of the top end of the support frame (1) through a base, a closed replacement assembly (4) which is convenient to disassemble and assemble is installed at the bottom end of the storage tank (2), and a pressure sensing assembly (5) for displaying the water pressure in the storage tank (2) is installed on the storage tank (2). The pressure sensing assembly (5) comprises a sealing soft plug (51) which is slidably connected above the inner side of the storage tank (2), a sealing push plate (52) is fixedly connected to the top end of the sealing soft plug (51), a plurality of vertical sliding grooves (53) are equidistantly formed in the tank wall between the sealing push plate (52) and the top end of the inner side of the storage tank (2), a stable guide rod (54) is fixedly connected to the inner side of each vertical sliding groove (53), a vertical push-pull rod (56) is slidably connected to the outer side of the stable guide rod (54), a return spring (55) is connected to the top end of the vertical push-pull rod (56), a connecting rod (57) is rotatably connected to the end of the vertical push-pull rod (56), a display rod (58) is fixedly connected to the top end of the sealing push plate (52), and a glass cover (59) is fixedly connected to the top end of the storage tank (2).

2. The electronic grade hydrogen peroxide membrane filtration apparatus as claimed in claim 1, wherein: The bottom end of the glass cover (59) is in communication with the storage tank (2), and the top end of the display rod (58) extends into the inner side of the glass cover (59).

3. The electronic grade hydrogen peroxide membrane filtration apparatus as claimed in claim 1, wherein: The end of the connecting rod (57) away from the vertical push-pull rod (56) is rotatably connected to the top end of the sealing push plate (52).

4. The electronic grade hydrogen peroxide membrane filtration apparatus as claimed in claim 1, wherein: The closed replacement assembly (4) comprises a closed bottom cover (41) arranged at the bottom end of the storage tank (2), a drain pipe (42) is connected to the middle of the bottom end of the closed bottom cover (41), a water outlet rubber pad (43) is fixedly connected to the middle of the top end of the inner side of the closed bottom cover (41), a butt joint sleeve (44) is fixedly connected to the top end edge of the closed bottom cover (41), a fitting ring plate (45) is fixedly connected between the butt joint sleeve (44) and the water outlet rubber pad (43), and a plurality of storage grooves (46) are formed in the bottom end of the storage tank (2), and a rubber pad (47) is fixedly connected to the inner side of each storage groove (46).

5. An electronic grade hydrogen peroxide membrane filtration apparatus as claimed in claim 4, wherein: The bottom end of the storage tank (2) is screw-connected with the butt joint sleeve (44) on the outer side, and the fitting ring plates (45) are fitted with the adjacent storage grooves (46).

6. The electronic grade hydrogen peroxide membrane filtration apparatus as claimed in claim 1, wherein: An annular support frame (6) is fixedly connected to the top end of the inner side of the storage tank (2), a permeation pipe (7) is slidably connected to the inner side of the annular support frame (6), two symmetrical water passing butt joint pipes (8) are connected to the outer sides of the two ends of the storage tank (2), and a control valve (9) is connected to the middle of each water passing butt joint pipe (8).

7. An electronic grade hydrogen peroxide membrane filtration apparatus as claimed in claim 6, wherein: The bottom end of the permeation pipe (7) extends into the inner side of the drain pipe (42), and the water outlet end of the water pump (3) is connected with the adjacent water passing butt joint pipe (8).

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