Spliced ultrafiltration membrane pool

Abstract

The utility model provides a spliced ultrafiltration membrane pool and relates to the technical field of water treatment. The utility model provides a spliced ultrafiltration membrane pool. The spliced ultrafiltration membrane pool comprises a membrane pool and a membrane assembly arranged in the membrane pool, the top of the membrane tank is open, and the side wall is formed by welding stainless steel plates; a welding seam is formed in the outer side of the membrane pool; the membrane component comprises a membrane frame and an ultrafiltration membrane; the ultrafiltration membrane is detachably fixed on the membrane frame; the membrane frame is fixedly connected with the membrane pool. According to the spliced ultrafiltration membrane pool, the rigidity and the installation convenience of the membrane pool are effectively improved, and the cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to water treatment technical field especially is related to a spliced ultrafiltration membrane membrane pool. BACKGROUND

[0002] Ultrafiltration membrane has the advantages such as high filtration precision, good water quality, and has been widely applied in various fields, such as water treatment, food, energy, electronics, medicine, chemical industry and other fields. Ultrafiltration membrane can effectively solve the current rural drinking water safety problem. The current rural drinking water has the following problems:

[0003] Rural drinking water intake point generally exists traffic transportation difficulty, cannot be hoisted, leading to the installation of ultrafiltration membrane equipment to be more difficult, generally adopts the mode of on-site installation, and the existing ultrafiltration membrane equipment also has the problems of large membrane pool area, high manufacturing difficulty and high cost. Therefore, it is urgent to provide an ultrafiltration membrane membrane pool for rural drinking water, which is easy to carry, low in cost, convenient to install, good in mechanical strength and beautiful in appearance.

[0004] Therefore, the utility model is provided. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a spliced ultrafiltration membrane membrane pool to solve the above technical problems.

[0006] In order to realize the above purpose, the following technical scheme is adopted:

[0007] Firstly, the utility model provides a spliced ultrafiltration membrane membrane pool, which comprises a membrane pool and a membrane assembly arranged in the membrane pool.

[0008] The top of the membrane pool is open, and the side wall is welded by a stainless steel plate; the welding seam of the welding is on the outside of the membrane pool.

[0009] The membrane assembly comprises a membrane frame and an ultrafiltration membrane; the ultrafiltration membrane is detachably fixed on the membrane frame 21.

[0010] The membrane frame is connected and fixed with the membrane pool.

[0011] As a further technical scheme, the stainless steel plate is provided with a transverse reinforcing rib.

[0012] As a further technical scheme, the number of the transverse reinforcing rib is at least one.

[0013] The shape of the transverse reinforcing rib comprises a triangular transverse reinforcing rib, a saddle-shaped transverse reinforcing rib and an arc-shaped transverse reinforcing rib.

[0014] As a further technical scheme, the membrane pool and the membrane frame are respectively provided with connecting fixing points, and the connecting fixing points of the membrane pool and the connecting fixing points of the membrane frame are connected and fixed by bolt tensioning.

[0015] As a further technical solution, the thickness of the stainless steel plate is 1-3mm;

[0016] The spacing between the membrane tank and the membrane frame is less than 300mm.

[0017] As a further technical solution, the membrane assembly further comprises a cylinder shell; the cylinder shell is open at both ends, vertically arranged inside the membrane tank, and detachably connected and fixed with the membrane frame; the ultrafiltration membrane is detachably arranged in the cylinder shell.

[0018] As a further technical solution, the top end of the cylinder shell is detachably connected and fixed with the membrane frame.

[0019] As a further technical solution, the top end of the cylinder shell and the membrane frame are respectively provided with connecting holes, and the detachable fixation of the cylinder shell on the membrane frame is realized through bolts between the connecting holes.

[0020] As a further technical solution, the number of the cylinder shell is at least one.

[0021] As a further technical solution, the ultrafiltration membrane is a hollow fiber membrane;

[0022] As a further technical solution, one end of the hollow fiber membrane is blocked to form a free end, and the other end is communicated with a water outlet.

[0023] Compared with the prior art, the spliced ultrafiltration membrane tank has the following advantages:

[0024] 1. The stainless steel plate can be transported in a dispersed manner, and is easy to carry manually;

[0025] 2. The membrane tank and the membrane frame are connected with each other, the overall rigidity of the membrane tank is increased, and deformation is not easy;

[0026] 3. The membrane frame can be assembled first, and then the stainless steel plate of the membrane tank is assembled step by step, the welding can be performed outside the membrane tank by the staff, the operation is safer, compared with the traditional internal welding method, the size of the membrane tank inside can also be effectively reduced, the material cost is reduced, at the same time, the membrane frame hoisting work is not needed, and the damage to the ultrafiltration membrane in the welding process is also reduced;

[0027] 4. The ultrafiltration membrane is detachable, convenient to replace and maintain; the installation of the ultrafiltration membrane can be performed on the upper part of the membrane tank, without the need for personnel to enter the inside of the membrane tank, the safety of the installation process is improved.

[0028] 5. It can adapt to the demand of multiple specifications and models of rural drinking water, can adjust the size of the membrane tank according to the required number of membrane sheets, and improve the space provided by the membrane tank. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description, obviously, the drawings described in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the premise of the drawings.

[0030] Figure 1 The spliced ultrafiltration membrane tank of the present application;

[0031] Figure 2 The membrane frame of the spliced ultrafiltration membrane tank of the present application;

[0032] Figure 3 The cylinder shell of the spliced ultrafiltration membrane tank of the present application;

[0033] Figure 4 The spliced ultrafiltration membrane tank containing triangular transverse reinforcing ribs;

[0034] Figure 5 The spliced ultrafiltration membrane tank containing saddle-shaped transverse reinforcing ribs;

[0035] Figure 6 The spliced ultrafiltration membrane tank containing arc-shaped transverse reinforcing ribs.

[0036] Icon: 1-tank; 11-transverse reinforcing rib; 111-triangular transverse reinforcing rib; 112-saddle-shaped transverse reinforcing rib; 113-arc-shaped transverse reinforcing rib; 2-membrane assembly; 21-membrane frame; 22-cylinder shell; 23-ultrafiltration membrane; 24-connection hole. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0038] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0039] In the description of the utility model, it is necessary to explain that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the utility model product is used, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third", "fourth" and the like are only used for differentiation in description and cannot be understood as indicating or implying relative importance.

[0040] In addition, the terms "horizontal", "vertical" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0041] In the description of the utility model, it is also necessary to explain that, unless otherwise explicitly specified and limited, the terms "setting", "mounting", "connecting", "connecting" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0042] In the first aspect, the utility model provides a kind of spliced ultrafiltration membrane membrane pool, including membrane pool 1 and the membrane assembly 2 being set in membrane pool 1 interior;

[0043] The top of the membrane pool 1 is open, and the side wall is welded from stainless steel plate;The welding seam of the welding is on the outside of the membrane pool 1.

[0044] The membrane assembly 2 includes a membrane rack 21 and an ultrafiltration membrane 23;The ultrafiltration membrane 23 is detachably fixed on the membrane rack 21.

[0045] The membrane rack 21 is connected and fixed with the membrane pool 1.

[0046] The stainless steel plate of the spliced ultrafiltration membrane pool can be transported in a scattered manner and is easy to carry manually; the membrane pool and the membrane frame are connected with each other, the overall rigidity of the membrane pool is increased, and the membrane pool is not easy to deform; the membrane frame can be assembled first, and then the membrane pool stainless steel plate is assembled gradually; a staff member can weld outside the membrane pool, the operation is safer, the size of the membrane pool inside can be effectively reduced compared with a traditional internal welding mode, the material cost is reduced, meanwhile, hoisting work of the membrane frame is not needed, and damage of the ultrafiltration membrane in the welding process is reduced; the ultrafiltration membrane is detachable, and is convenient to replace and maintain; the membrane pool can meet the demand of various specifications and models of rural drinking water, the size of the membrane pool can be adjusted according to the required number of membrane sheets, and the space provided by the membrane pool is improved.

[0047] In some optional embodiments, the stainless steel plate is provided with a transverse reinforcing rib 11. By arranging the reinforcing rib, the stability of the membrane pool is further improved.

[0048] In some optional embodiments, the number of the transverse reinforcing rib 11 is at least one;

[0049] The shape of the transverse reinforcing rib 11 includes a triangular transverse reinforcing rib 111, a saddle-shaped transverse reinforcing rib 112 and an arc-shaped transverse reinforcing rib 113, as shown in the figure. Figures 4-6

[0050] In some optional embodiments, the transverse reinforcing rib 11 on the stainless steel plate is formed by bending or stamping, which can effectively reduce the construction cost of the on-site reinforcing.

[0051] It should be noted that when the stainless steel plate is assembled into a membrane pool vertically, the transverse reinforcing rib refers to the reinforcing rib in the horizontal direction.

[0052] In some optional embodiments, the membrane pool 1 and the membrane frame 21 are respectively provided with a connecting fixing point, and the connecting fixing point of the membrane pool 1 and the connecting fixing point of the membrane frame 21 are connected and fixed by a bolt.

[0053] In some optional embodiments, the thickness of the stainless steel plate is 1-3 mm.

[0054] The spacing between the membrane pool 1 and the membrane frame 21 is less than 300 mm.

[0055] In some optional embodiments, the membrane assembly 2 further comprises a cylinder shell 22; the cylinder shell 22 is open at both ends and is vertically arranged inside the membrane pool 1 and is detachably connected and fixed with the membrane frame 21; the ultrafiltration membrane 23 is detachably arranged in the cylinder shell 22.

[0056] In some optional embodiments, the top end of the cylinder shell 22 is detachably connected and fixed with the membrane frame 21.

[0057] ​In some optional embodiments, the top end of the cylindrical shell 22 and the membrane frame 21 are respectively provided with connecting holes 24, and the cylindrical shell 22 is detachably fixed to the membrane frame 21 by bolts between the connecting holes 24.

[0058] In some alternative embodiments, the number of the cylindrical shell 22 is at least one.

[0059] For example, the appropriate number of cylindrical shells can be installed in the membrane pool as needed.

[0060] In some alternative embodiments, the number of ultrafiltration membranes 23 is matched with the number of shells 22.

[0061] For example, an ultrafiltration membrane 23 is placed inside a shell 22. The shell 22 can protect the membrane fibers and prevent them from moving to other locations during operation, such as getting knotted or tangled, which would affect the normal water production of the membrane module.

[0062] In some alternative embodiments, the ultrafiltration membrane 23 is a hollow fiber membrane;

[0063] In some alternative embodiments, one end of the hollow fiber membrane is sealed to form a free end, and the other end is connected to the water outlet.

[0064] In some optional embodiments, the bottom of the membrane tank 1 is provided with a wastewater outlet for discharging wastewater after ultrafiltration.

[0065] The following detailed description, in conjunction with the accompanying drawings, outlines some embodiments of the present invention. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0066] Example 1

[0067] A modular ultrafiltration membrane tank includes a membrane tank 1 and a membrane module 2 disposed inside the membrane tank 1.

[0068] like Figure 1 As shown, the membrane tank 1 has an open top and the side walls are welded from stainless steel plates with a thickness of 2mm. The stainless steel plates are provided with 3 transverse reinforcing ribs 11, all of which are saddle-shaped transverse reinforcing ribs 112. The welded seams are on the outside of the membrane tank 1. A sewage discharge outlet is provided at the bottom.

[0069] Membrane module 2 includes a membrane frame 21, a housing 22, and an ultrafiltration membrane 23; the membrane frame 21 is as follows: Figure 2 As shown, the cylindrical shell 22 is as follows Figure 3 As shown;

[0070] The cylindrical shell 22 is open at both ends and is vertically installed inside the membrane tank 1. It has connection holes 24 on its top and membrane frame 21 respectively. The cylindrical shell 22 is detachably fixed to the membrane frame 21 by bolts between the connection holes 24. The number of cylindrical shells 22 is 16.

[0071] The ultrafiltration membrane 23 is detachably installed inside the shell 22 by bolts; the number of ultrafiltration membranes 23 is 16;

[0072] The membrane tank 1 and the membrane frame 21 are respectively provided with connection and fixing points, and the connection and fixing points of the membrane tank 1 and the membrane frame 21 are connected and fixed by bolts.

[0073] The distance between the membrane pool 1 and the membrane frame 21 is less than 300 mm.

[0074] The installation process is as follows: After the membrane frame 21 is in place, the stainless steel plate of the membrane tank 1 is assembled step by step, and the membrane frame 21 is connected and fixed to the stainless steel plate. The workers perform welding outside the membrane tank 1, and then install the shell 22 and the ultrafiltration membrane 23.

[0075] Example 2

[0076] A modular ultrafiltration membrane tank includes a membrane tank 1 and a membrane module 2 disposed inside the membrane tank 1.

[0077] like Figure 1 As shown, the membrane tank 1 has an open top and the side walls are welded from stainless steel plates with a thickness of 3mm. The stainless steel plates are provided with three transverse reinforcing ribs 11, all of which are saddle-shaped transverse reinforcing ribs 112. The welded seams are on the outside of the membrane tank 1. A sewage discharge outlet is provided at the bottom.

[0078] Membrane module 2 includes a membrane frame 21, a housing 22, and an ultrafiltration membrane 23; the membrane frame 21 is as follows: Figure 2 As shown, the cylindrical shell 22 is as follows Figure 3 As shown;

[0079] The cylindrical shell 22 is open at both ends and is vertically installed inside the membrane tank 1. It has connection holes 24 on its top and membrane frame 21 respectively. The cylindrical shell 22 is detachably fixed to the membrane frame 21 by bolts between the connection holes 24. The number of cylindrical shells 22 is 16.

[0080] The ultrafiltration membrane 23 is detachably installed inside the shell 22 by bolts; in this scheme, the ultrafiltration membrane 23 is a hollow fiber membrane, one end of which is sealed to form a free end, and the other end is located at the top of the membrane tank and connected to the product water outlet; the number of ultrafiltration membranes 23 is 16;

[0081] The membrane tank 1 and the membrane frame 21 are respectively provided with connection and fixing points, and the connection and fixing points of the membrane tank 1 and the membrane frame 21 are connected and fixed by bolts.

[0082] The distance between the membrane tank 1 and the membrane frame 21 is less than 300 mm.

[0083] The installation process is that after the membrane frame 21 is in place, the stainless steel plate of the membrane tank 1 is assembled step by step, and the membrane frame 21 is connected and fixed with the stainless steel plate, the staff welds outside the membrane tank 1, and then the cylinder shell 22 and the ultrafiltration membrane 23 are installed.

[0084] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A spliced ultrafiltration membrane cassettes characterized by, The membrane tank (1) is open at the top, and the side wall is welded by stainless steel plates; the welding seam of the welding is on the outside of the membrane tank (1); The membrane assembly (2) comprises a membrane frame (21) and an ultrafiltration membrane (23); the ultrafiltration membrane (23) is detachably fixed on the membrane frame (21); The membrane frame (21) is connected and fixed with the membrane tank (1). The stainless steel plate is provided with a transverse reinforcing rib (11); 2. The spliced ultrafiltration membrane cell according to claim 1, characterized by The number of the transverse reinforcing rib (11) is at least one; The shape of the transverse reinforcing rib (11) comprises a triangular transverse reinforcing rib (111), a saddle-shaped transverse reinforcing rib (112) and an arc-shaped transverse reinforcing rib (113). The membrane tank (1) and the membrane frame (21) are respectively provided with connecting fixing points, and the connecting fixing points of the membrane tank (1) and the connecting fixing points of the membrane frame (21) are connected and fixed by bolt tensioning.

3. The spliced ultrafiltration membrane cell of claim 1, wherein The thickness of the stainless steel plate is 1-3mm; 4. The spliced ultrafiltration membrane cell of claim 1, wherein The spacing between the membrane tank (1) and the membrane frame (21) is less than 300mm. The membrane assembly (2) further comprises a cylinder shell (22); the cylinder shell (22) is open at both ends, vertically arranged inside the membrane tank (1), and detachably connected and fixed with the membrane frame (21); the ultrafiltration membrane (23) is detachably arranged in the cylinder shell (22).

5. The spliced ultrafiltration membrane cell of claim 1, wherein The top end of the cylinder shell (22) is detachably connected and fixed with the membrane frame (21).

6. The spliced ultrafiltration membrane cell of claim 5, wherein, The top end of the cylinder shell (22) and the membrane frame (21) are respectively provided with connecting holes (24), and the connecting holes (24) are connected by bolts to realize the detachable fixing of the cylinder shell (22) on the membrane frame (21).

7. The spliced ultrafiltration membrane cell according to claim 6, characterized in that The number of the cylinder shell (22) is at least one.

8. The spliced ultrafiltration membrane cell of claim 5, wherein, The ultrafiltration membrane (23) is a hollow fiber membrane.

9. The spliced ultrafiltration membrane cell of claim 1, wherein, One end of the hollow fiber membrane is blocked to form a free end, and the other end is communicated with a water outlet.

10. The spliced ultrafiltration membrane cell of claim 9, wherein, ​

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