MBR (Membrane Bioreactor) membrane quick-release type replacement device for high-speed service area

Abstract

The utility model relates to the field of water treatment equipment, in particular to an MBR (Membrane Bio-Reactor) membrane quick-release type replacing device for a high-speed service area, which comprises a membrane frame arranged in a sewage treatment box, the membrane frame consists of a bottom mounting frame and a side limiting frame, a sliding rod is arranged on the bottom mounting frame, a sliding seat is movably connected with the bottom of the side limiting frame, and the bottom of the sliding seat is fixedly connected with the bottom mounting frame. A membrane module frame is mounted in the sliding seat, a plurality of groups of MBR membranes are detachably mounted in the membrane module frame, a limiting rod is arranged on the sliding seat, a bolt is detachably mounted between the bottom of the side limiting frame and the bottom mounting frame, and a connecting piece is detachably connected between the upper part of the side limiting frame and the bottom mounting frame; the bolts and the connecting pieces are used for controlling the bottom mounting frame and the side limiting frames to be spliced into the integrated membrane frame. The MBR membrane can be quickly replaced in the sewage treatment tank, the operation is simple, convenient and quick, the maintenance efficiency and the operation convenience of sewage treatment equipment in a high-speed service area are effectively improved, and the maintenance efficiency and the operation stability of the sewage treatment equipment are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water treatment equipment technical field especially relates to a high -speed service area is with MBR membrane piece quick -detach type replacement device. BACKGROUND

[0002] With the continuous construction and development of expressway and the further promotion and change of the development mode of the transportation industry, the expressway service area and its accessory facilities as an important compensation part can provide safe catering, shopping, resting, entertainment, public toilet, accommodation, cleaning, maintenance and other services, and further guarantee the safe operation of social vehicles, and a large amount of sewage is generated at the same time. The pollution area of the expressway service area is roughly divided into three types of pollution areas, namely, the living pollution area, the flushing pollution area and the surface pollution area, and the sewage produced in the three types of pollution areas is the domestic sewage, the flushing sewage and the surface sewage.

[0003] When the sewage treatment equipment is used to treat the sewage in the expressway service area, the MBR (membrane bioreactor) technology is widely used due to its efficient solid-liquid separation capacity and good effluent water quality. The MBR membrane piece is the core component in the sewage treatment equipment, and its performance is directly related to the treatment effect and the operation stability of the whole system. However, in actual application, the MBR membrane piece is often contaminated and blocked due to long-term contact with sewage, and needs to be cleaned and replaced regularly. The traditional MBR membrane piece replacement method usually needs to take out the whole membrane component from the equipment, which is not only complicated to operate, time-consuming and laborious, but also easy to damage the equipment. In addition, since the sewage treatment equipment of the high-speed service area is usually located in a busy traffic area, higher requirements are put forward for the maintenance efficiency and the operation convenience of the equipment. Therefore, it is urgent to develop a structure capable of quickly disassembling and replacing the MBR membrane piece, which is simple and convenient to operate, for improving the above problems, so as to improve the maintenance efficiency and the operation stability of the sewage treatment equipment. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a high -speed service area is with MBR membrane piece quick -detach type replacement device, it can replace MBR membrane piece quickly, it is simple and convenient to operate, effectively promotes the maintenance efficiency and the operation convenience of the sewage treatment equipment in the high -speed service area, to improve the maintenance efficiency and the operation stability of the sewage treatment equipment.

[0005] The utility model provides a high -speed service area is with MBR membrane piece quick -detach type replacement device adopts the following technical scheme:

[0006] The utility model provides a kind of MBR membrane piece quick-release type replacement device for high-speed service area, including the membrane frame placed in sewage treatment tank, the membrane frame is made of bottom mounting frame and side part limiting frame, sliding rod is provided on the bottom mounting frame, sliding seat is movably connected at the bottom of the side part limiting frame, the sliding seat is slid on the sliding rod and is adjusted along the surface of the sliding rod transversely, membrane group frame is installed in the sliding seat, a plurality of groups of MBR membrane pieces are detachably installed in the membrane group frame, limiting rod is provided on the sliding seat, and the limiting rod is used to limit the membrane group frame in the sliding seat.

[0007] Bolt is detachably installed between the bottom of the side part limiting frame and the bottom mounting frame, and connecting piece is detachably connected between the upper portion of the side part limiting frame and the bottom mounting frame, and the bolt and the connecting piece are used to control the bottom mounting frame and the side part limiting frame to be integrated into an integrated membrane frame.

[0008] The utility model provides a kind of MBR membrane piece quick-release type replacement device for high-speed service area, including the membrane frame placed in sewage treatment tank, the membrane frame is made of bottom mounting frame and side part limiting frame, sliding rod is provided on the bottom mounting frame, sliding seat is movably connected at the bottom of the side part limiting frame, the sliding seat is slid on the sliding rod and is adjusted along the surface of the sliding rod transversely, membrane group frame is installed in the sliding seat, a plurality of groups of MBR membrane pieces are detachably installed in the membrane group frame, limiting rod is provided on the sliding seat, and the limiting rod is used to limit the membrane group frame in the sliding seat.

[0009] Optionally, the contact part of the membrane group frame and the limiting rod is provided with a circular arc chamfer, and the limiting rod is a round rod. Its beneficial effect is that the circular arc chamfer on the membrane group frame cooperates with the round rod limiting rod, which greatly reduces the resistance of the membrane group frame moving from the sliding seat to the outside of the membrane frame, facilitating the installation and replacement of the membrane group frame and the MBR membrane piece.

[0010] Optionally, the upper portion and the lower portion of the bottom mounting frame are provided with a water collecting pipe with a hollow interior, and the side portion of the water collecting pipe is provided with a connecting pipe in communication with the MBR membrane piece. Its beneficial effect is that the plurality of groups of MBR membrane pieces installed on the membrane group frame can be in communication with the water collecting pipe through the connecting pipe on the side portion of the water collecting pipe, and the membrane group frame can be limited and fixed in the membrane frame under the cooperation of the connecting pipe, the side part limiting frame and the sliding seat, and the normal purification work of the MBR membrane piece on sewage is ensured.

[0011] Optionally, a connecting cavity is arranged on one side of the water collecting pipe side part close to the sliding seat, and a plug-in block matched with the connecting cavity is arranged on the sliding seat.

[0012] Optionally, a movable block is fixed to the side of the sliding seat far from the plug-in block, the side part limiting frame is slidingly connected with the movable block, and a sliding block is arranged on the sliding contact surface between the side part limiting frame and the bottom mounting frame, and a sliding groove is arranged on the bottom mounting frame, and the sliding block is slidingly arranged in the sliding groove.

[0013] Optionally, a movable block is fixed to the side of the sliding seat far from the plug-in block, the side part limiting frame is slidingly connected with the movable block, and a sliding block is arranged on the sliding contact surface between the side part limiting frame and the bottom mounting frame, and a sliding groove is arranged on the bottom mounting frame, and the sliding block is slidingly arranged in the sliding groove.

[0014] Optionally, a supporting block in sliding contact with the surface of the sliding rod is arranged on the bottom of the sliding seat, and an arc-shaped clamping hole is arranged on the supporting block.

[0015] Optionally, a supporting block in sliding contact with the surface of the sliding rod is arranged on the bottom of the sliding seat, and an arc-shaped clamping hole is arranged on the supporting block.

[0016] Optionally, a plurality of installation clamping grooves for limiting and fixing the MBR membrane are arranged on the membrane group frame.

[0017] Optionally, a plurality of installation clamping grooves for limiting and fixing the MBR membrane are arranged on the membrane group frame.

[0018] Optionally, a push-pull handle is arranged on the membrane group frame.

[0019] Optionally, the connecting piece is detachably connected between the water collecting pipe and the side part limiting frame on the upper part of the bottom mounting frame.

[0020] The beneficial effect is that: the connecting piece arranged through detachable connection enables the side limiting frame and the bottom mounting frame to be in the separated or integrated connection state flexibly, and when the two are in the integrated connection state, the side limiting frame and the bottom mounting frame are integrated into the film frame under the action of the connecting piece, the film group frame and the MBR membrane sheet located on the sliding seat and between the side limiting frame and the bottom mounting frame are limited and fixed through the integrated film frame, so that the stability when the MBR membrane sheet and the water collecting pipe are in mutual communication is ensured, and the film group frame and the MBR membrane sheets mounted thereon are prevented from falling off during operation.

[0021] Optionally, each MBR membrane sheet is provided with a fixing hole near one side of the side limiting frame, and a plurality of bolt holes corresponding to the fixing holes of the MBR membrane sheet are arranged on the upper part of the side limiting frame.

[0022] The beneficial effect is that: the connecting piece arranged through detachable connection enables the side limiting frame and the bottom mounting frame to be in the separated or integrated connection state flexibly, and when the two are in the integrated connection state, the side limiting frame and the bottom mounting frame are integrated into the film frame under the action of the connecting piece, the film group frame and the MBR membrane sheet located on the sliding seat and between the side limiting frame and the bottom mounting frame are limited and fixed through the integrated film frame, so that the stability when the MBR membrane sheet and the water collecting pipe are in mutual communication is ensured, and the film group frame and the MBR membrane sheets mounted thereon are prevented from falling off during operation. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the overall structure schematic view of the utility model;

[0024] Figure 2 It is the assembly schematic view of the film frame, the film group frame and the MBR membrane sheet in the utility model;

[0025] Figure 3 It is the three-dimensional structure schematic view of the film frame in the utility model;

[0026] Figure 4 It is the partial structure schematic view of the side limiting frame and the sliding seat in the utility model;

[0027] Figure 5 It is the assembly schematic view of the bottom mounting frame and the side limiting frame in the utility model;

[0028] Figure 6 It is the structure schematic view of the film group frame and the MBR membrane sheet in the utility model;

[0029] Figure 7 It is the partial structure sectional view of the MBR membrane sheet in the utility model.

[0030] BRIEF DESCRIPTION OF DRAWINGS

[0031] 1, membrane frame; 2, bottom mounting frame; 201, sliding rod; 202, water collecting pipe; 2021, connecting pipe; 2022, connecting cavity; 203, chute; 3, side limiting frame; 301, sliding seat; 3011, plug-in block; 3012, movable block; 3013, supporting block; 3014, arc-shaped socket; 3015, limiting rod; 302, bolt hole; 303, fixed rod; 304, sliding block; 4, membrane group frame; 401, circular arc chamfer; 402, mounting clamping groove; 403, mounting frame; 404, push-pull handle; 5, MBR membrane; 501, fixing hole; 502, communication hole; 6, bolt; 7, connecting piece. DETAILED DESCRIPTION

[0032] To make the objects, technical solutions, and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described below in a clear and complete manner. Obviously, the described embodiments are only some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of the present application. Unless otherwise defined, the technical terms or scientific terms used herein should have the meanings commonly understood by those of ordinary skill in the art to which the present application belongs. The words such as "comprise" and similar words used in this document mean that the elements or objects before the words cover the elements or objects listed after the words and their equivalents, and do not exclude other elements or objects.

[0033] Referring to Figures 1 to 7 The embodiments of the present application provide a high-speed service area MBR membrane quick-release replacement device, which comprises a membrane frame 1 placed in a filter tank in a sewage treatment tank in a high-speed service area. The membrane frame 1 is composed of a bottom mounting frame 2 and a side limiting frame 3. The bottom mounting frame 2 is provided with a sliding rod 201. The side limiting frame 3 is movably connected with a sliding seat 301 at the bottom. The sliding seat 301 slides on the sliding rod 201 and adjusts horizontally along the surface of the sliding rod 201. A membrane group frame 4 is installed in the sliding seat 301. A plurality of groups of MBR membranes 5 are detachably arranged in the membrane group frame 4. A limiting rod 3015 is arranged on the sliding seat 301. The limiting rod 3015 is used to limit the membrane group frame 4 in the sliding seat 301.

[0034] The sliding rod 201 on the bottom mounting frame 2 enables the sliding seat 301 at the bottom of the side limiting frame 3 and the side limiting frame 3 to slide transversely on the bottom mounting frame 2, so as to change the size of the internal mounting space formed between the bottom mounting frame 2 and the side limiting frame 3, facilitate the installation and replacement of the membrane group frame 4 and the plurality of groups of MBR membrane pieces 5 inside the sliding seat 301, and enable the bottom of the membrane group frame 4 in the sliding seat 301 to be limited and fixed by the limiting rod 3015, so that the membrane group frame 4 is located in the sliding seat 301, without the need to lift the entire membrane frame 1 and the plurality of groups of MBR membrane pieces 5 out of the sewage treatment tank, and the plurality of groups of MBR membrane pieces 5 can be replaced and maintained inside the sewage treatment tank, which is simple to operate, not easy to damage the equipment, improves the maintenance efficiency and operation convenience of the sewage treatment equipment, improves the maintenance efficiency and operation stability of the sewage treatment equipment, and effectively saves the economic cost.

[0035] In some embodiments, referring to Figure 2 and Figure 3 , after the transverse sliding adjustment of the side limiting frame 3 and the sliding seat 301 on the sliding rod 201 is completed, the center of the sliding seat 301 and the center of the sliding rod 201 are at the same verticality, and the distance between the left and right sides of the sliding seat 301 and the bottom mounting frame 2 and the side limiting frame 3 is equal.

[0036] In some embodiments, the bottom mounting frame 2 and the side limiting frame 3 are both made of stainless steel corrosion-resistant material. In this way, the overall stability of the membrane frame 1 can be ensured while effectively reducing the overall weight of the membrane frame 1 and prolonging the service life of the membrane frame 1 in sewage.

[0037] In some embodiments, referring to Figure 1 , the bottom of the side limiting frame 3 and the bottom mounting frame 2 are detachably connected by a bolt 6.

[0038] The bolt 6 enables the side limiting frame 3 and the bottom sliding seat 301 thereof to form an integrated connection state with the bottom mounting frame 2 after the transverse adjustment along the surface of the sliding rod 201 is completed, so that the membrane group frame 4 and the plurality of groups of MBR membrane pieces 5 thereon can be stably installed in the mounting space formed by the bottom mounting frame 2 and the side limiting frame 3.

[0039] In some embodiments, referring to Figure 1 and Figure 2 , the upper part of the side limiting frame 3 and the bottom mounting frame 2 are detachably connected by a connecting piece 7. The bolt 6 and the connecting piece 7 enable the bottom mounting frame 2 and the side limiting frame 3 to be combined into an integrated membrane frame 1, ensuring the overall stability of the membrane frame 1, and the connecting piece 7 can limit and fix the upper part of the membrane group frame 4 when the membrane group frame 4 and the plurality of groups of MBR membrane pieces 5 thereon are installed into the membrane frame 1, avoiding shaking of the membrane group frame 4.

[0040] In some embodiments, the left and right sides of the connecting piece 7 are detachably mounted with connecting bolts, so that the connecting piece 7 can be flexibly mounted between the bottom mounting frame 2 and the upper part of the side limiting frame 3.

[0041] In some embodiments, the cross-sectional shape of the connecting piece 7 is consistent with the cross-sectional shape of the side limiting frame 3, such as rectangular, polygonal, circular, etc.

[0042] In some embodiments, referring to Figure 5 , the contact part of the membrane group frame 4 and the limiting rod 3015 is provided with a circular arc chamfer 401, and the limiting rod 3015 is a circular rod. Through the cooperation of the circular arc chamfer 401 and the circular rod, the resistance of the membrane group frame 4 to the transfer from the sliding seat 301 to the outside of the membrane frame 1 can be greatly reduced, and the installation and replacement of the membrane group frame 4 and the several groups of MBR membrane pieces 5 mounted thereon are facilitated.

[0043] In some embodiments, referring to Figure 4 , the limiting rods 3015 on both sides of the sliding seat 301 can be different, so that the installation and replacement of the membrane group frame 4 in the sliding seat 301 are facilitated.

[0044] In some embodiments, referring to Figure 5 , the upper and lower parts of the bottom mounting frame 2 are provided with a water collecting pipe 202 with a hollow interior, and the side part of the water collecting pipe 202 is provided with a connecting pipe 2021 connected with the MBR membrane piece 5. Through the connecting pipe 2021 provided on the side part of the water collecting pipe 202, the several groups of MBR membrane pieces 5 mounted on the membrane group frame 4 can be connected with the water collecting pipe 202, and under the cooperation of the connecting pipe 2021, the side limiting frame 3 and the sliding seat, the membrane group frame 4 can be limited and fixed in the membrane frame 1, and the normal purification work of the MBR membrane piece 5 on the sewage is ensured.

[0045] In some embodiments, a sealing ring is mounted at the pipe opening of the connecting pipe 2021, which can ensure the airtightness of the MBR membrane piece 5 and the connecting pipe 2021 on the side part of the water collecting pipe 202.

[0046] In some embodiments, referring to Figure 3 , the connecting piece 7 is detachably connected between the water collecting pipe 202 on the upper part of the bottom mounting frame 2 and the side limiting frame 3. In this way, the detachable connection of the connecting piece 7 makes the side limiting frame 3 and the bottom mounting frame 2 flexibly in a split or integrated connection state, which facilitates the installation and replacement of the membrane group frame 4 and the MBR membrane piece 5 in the sliding seat 301 in the membrane frame 1.

[0047] In some embodiments, referring to Figure 5 , the water collecting pipe 202 is provided with a water production pipe flange, and the water production pipe flange is connected with a water production pipe for transferring the purified water.

[0048] In some embodiments, the bottom mounting frame 2 is provided with an aeration member below the membrane group frame 4, which can prevent the MBR membrane 5 from being blocked by excessive pollutants adsorbed on the surface of the MBR membrane 5, thereby preventing the MBR membrane 5 from affecting the normal treatment of sewage.

[0049] In some embodiments, the aeration flange is provided with an aeration pipe in communication therewith, and the aeration pipe and the water production pipe are symmetrically arranged on both sides of the water collecting pipe 202.

[0050] In some embodiments, the water supply flange and the aeration flange are DN65.

[0051] In some embodiments, referring to Figure 5 The water collecting pipe 202 is provided with a collision block on both sides of the aeration pipe and the water production pipe, so that the aeration pipe and the water production pipe can be limited and fixed.

[0052] In some embodiments, the upper part of the side limiting frame 3 is symmetrically provided with a group of steel wire pull ropes, which facilitates the whole membrane frame 1 to be lifted out of the outside of the sewage treatment tank in the high-speed service area.

[0053] In some embodiments, referring to Figures 3 to 5 The water collecting pipe 202 is provided with a connection cavity 2022 on one side close to the sliding seat 301, and the sliding seat 301 is provided with a plug-in block 3011 matched with the connection cavity 2022. Through the cooperation of the connection cavity 2022 on the side of the water collecting pipe 202 and the plug-in block 3011 on the sliding seat 301, the stability of the sliding seat 301 can be ensured when it is adjusted horizontally along the surface of the sliding rod 201.

[0054] In some embodiments, referring to Figures 3 to 5 The sliding seat 301 is fixedly connected with a movable block 3012 on the side relatively far away from the plug-in block 3011, and the side limiting frame 3 is slidingly connected with the movable block 3012. The sliding block 304 is arranged on the sliding contact surface of the side limiting frame 3 close to the bottom mounting frame 2, and the sliding groove 203 matched with the sliding block 304 is arranged on the bottom mounting frame 2.

[0055] The movable block 3012 makes the side limiting frame 3 and the sliding seat 301 in a relatively movable and integrated connection state, and the cooperation of the sliding groove 203 on the bottom mounting frame 2 and the sliding block 304 on the side limiting frame 3 can ensure the stability of the horizontal sliding adjustment of the side limiting frame 3 driving the sliding seat 301 on the sliding rod 201 and the sliding connection between the side limiting frame 3 and the bottom mounting frame 2.

[0056] In some embodiments, the cross-sectional shape of the movable block 3012 and the plug-in block 3011 is rectangular.

[0057] In some embodiments, the cross-sectional area of the movable block 3012 and the cross-sectional area of the plug block 3011 can be the same or different, such as both being rectangular or one being rectangular and the other being circular.

[0058] In some embodiments, referring to Figures 3 to 5 , the bottom of the sliding seat 301 is provided with a supporting block 3013 in sliding contact with the surface of the sliding rod 201, and the supporting block 3013 is provided with an arc-shaped socket 3014. The supporting block 3013 helps to disperse the stress generated during the sliding of the sliding seat 301, which can reduce the damage to the sliding seat 301 and the sliding rod 201, improve the reliability and durability of the overall structure, and the arc-shaped socket 3014 on the supporting block 3013 can enhance the connection stability between the supporting block 3013 and the sliding rod 201, preventing loosening or falling off due to vibration or impact.

[0059] In some embodiments, referring to Figure 6 , the membrane group frame 4 is provided with a plurality of installation clamping grooves 402 for limiting and fixing the MBR membrane 5.

[0060] The installation clamping grooves 402 on the membrane group frame 4 can ensure the position of the MBR membrane 5 on the membrane group frame 4 after disassembly and replacement, avoid the generation of installation errors, and facilitate quick disassembly and replacement of the MBR membrane 5, effectively shortening the replacement time of the MBR membrane 5, thereby improving the maintenance efficiency of the sewage treatment equipment.

[0061] In some embodiments, referring to Figure 6 , the membrane group frame 4 is provided with two installation frames 403, and a plurality of installation clamping grooves 402 are symmetrically arranged on each installation frame 403, so that the installation stability of the MBR membrane 5 in the membrane group frame 4 can be better guaranteed.

[0062] In some embodiments, referring to Figure 2 and Figure 6 , the membrane group frame 4 is provided with a push-pull handle 404. The push-pull handle 404 facilitates the push-pull sliding of the membrane group frame 4 on the sliding seat 301, effectively saving the physical strength of the maintenance personnel, and improving the convenience of installation and disassembly of the membrane group frame 4.

[0063] In some embodiments, referring to Figure 7 , each MBR membrane 5 is provided with a fixing hole 501 on one side close to the side limiting frame 3.

[0064] In some embodiments, referring to Figure 7 , each MBR membrane 5 is provided with a communication hole 502 connected with the connecting pipe 2021 on one side close to the connecting pipe 2021 of the water collecting pipe 202.

[0065] In some embodiments, referring to Figures 3 to 7The upper part of the side limiting frame 3 is arranged with a plurality of bolt holes 302 corresponding to the fixing holes 501 of the MBR membrane installed in the membrane group frame 4, and a fixing rod 303 is installed in each bolt hole 302.

[0066] The fixing rod 303 is inserted into the bolt hole 302 and inserted into the fixing hole 501, thereby limiting and fixing one side of the MBR membrane 5, and at the same time, the other side of the MBR membrane 5 is limited and fixed through the connecting pipe 2021 corresponding to the communication hole 502, and a plurality of groups of MBR membranes 5 installed on the membrane group frame 4 can be accurately connected with the water collecting pipe 202, without manual connection and installation, which ensures the accuracy and stability of the installation, saves the installation time, and effectively improves the maintenance efficiency and operation convenience of the equipment.

[0067] Although the embodiments of the present application are described in detail above, it is obvious for those skilled in the art that various modifications and changes can be made to the embodiments. However, it should be understood that such modifications and changes belong to the scope and spirit of the present application described in the claims. Moreover, the present application described herein can have other embodiments, and can be implemented or realized in various ways.

Claims

1. A high-speed service area MBR membrane quick-release replacement device, characterized in that, The utility model provides a membrane frame (1) is placed in sewage treatment tank, the membrane frame (1) is composed of bottom mounting frame (2) and side part limiting frame (3), the bottom mounting frame (2) is provided with sliding rod (201), the side part limiting frame (3) bottom swing joint has sliding seat (301), the sliding seat (301) is on the sliding rod (201) and along the sliding rod (201) surface lateral adjustment, the sliding seat (301) is installed in membrane group frame (4), a plurality of groups of MBR membrane piece (5) can be detachably installed in the membrane group frame (4), the sliding seat (301) is provided with limiting rod (3015), the limiting rod (3015) is used for limiting the membrane group frame (4) in the sliding seat (301), The bottom mounting frame (2) is detachably connected between the bottom mounting frame (2) and the side part limiting frame (3) on the upper portion of the side part limiting frame (3), and the connecting piece (7) is used to control the bottom mounting frame (2) and the side part limiting frame (3) to be integrated into the integrated membrane frame (1).

2. The quick-release replacement device for MBR membrane of high-speed service area according to claim 1, characterized in that, The contact part of the membrane group frame (4) and the limiting rod (3015) is provided with a circular arc chamfer (401), and the limiting rod (3015) is a circular rod.

3. The quick release type replacement device for MBR membrane of high speed service area according to claim 1, characterized in that, The upper portion and the lower portion of the bottom mounting frame (2) are provided with a water collecting pipe (202) with a hollow interior, and the side portion of the water collecting pipe (202) is provided with a connecting pipe (2021) connected to the MBR membrane piece (5).

4. The quick-release type replacement device for MBR membrane (5) of high-speed service area according to claim 3, characterized in that, The side portion of the water collecting pipe (202) is provided with a connecting cavity (2022) close to the side of the sliding seat (301), and the sliding seat (301) is provided with a plug-in block (3011) matched with the connecting cavity (2022).

5. The quick release type replacement device for MBR membrane of high speed service area according to claim 4, characterized in that, The side of the sliding seat (301) opposite to the plug-in block (3011) is fixedly connected with a movable block (3012), the side part limiting frame (3) is slidably connected with the movable block (3012), and the sliding contact surface of the side part limiting frame (3) and the bottom mounting frame (2) is provided with a sliding block (304), and the bottom mounting frame (2) is provided with a sliding groove (203), and the sliding block (304) is slidably arranged in the sliding groove (203).

6. The quick release type replacement device for MBR membrane of high speed service area according to claim 5, characterized in that, The bottom of the sliding seat (301) is provided with a supporting block (3013) in sliding contact with the surface of the sliding rod (201), and the supporting block (3013) is provided with an arc-shaped bayonet (3014).

7. The quick release type replacement device for MBR membrane of high speed service area according to claim 1, characterized in that, A plurality of installation clamping grooves (402) for limiting and fixing the MBR membrane piece (5) are formed in the membrane group frame (4).

8. The quick release type replacement device for MBR membrane of high speed service area according to claim 7, characterized in that, The membrane group frame (4) is provided with a push-pull handle (404).

9. The quick release type replacement device for MBR membrane of high speed service area according to claim 3, characterized in that, The connecting piece (7) is detachably connected between the water collecting pipe (202) and the side part limiting frame (3) on the upper portion of the bottom mounting frame (2).

10. The quick release type replacement device for MBR membrane of high speed service area according to claim 9, characterized in that, Each of the MBR membrane (5) is close to the side of the side limit frame (3) is provided with a fixed hole (501), the side limit frame (3) upper arrangement is distributed with a plurality of corresponding bolt hole (302) in the membrane group frame (4) installed in the MBR membrane fixed hole (501), each of the bolt hole (302) is provided with a fixed rod (303).

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