CN210764465U

CN210764465U - Nanofiltration device for ink desalination

Info

Publication number: CN210764465U
Application number: CN201921198759.XU
Authority: CN
Inventors: 宋水友
Original assignee: Zhejiang Haiyin Digital Technology Co ltd
Current assignee: Zhejiang Haiyin Digital Technology Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-06-16
Anticipated expiration: 2029-07-26

Abstract

The utility model provides a receive and strain device for ink desalination belongs to digital printing equipment field. The nanofiltration device for ink desalination comprises two nanofiltration membrane components arranged on a rack, a booster pump is arranged between an ink storage tank and the nanofiltration membrane components, the rack comprises a base and a supporting component used for supporting the nanofiltration membrane components, the supporting component comprises supporting frames for supporting the head end and the tail end of the nanofiltration membrane components and connecting rods for connecting the supporting frames, the supporting frames comprise two mutually parallel first supporting rods and second supporting rods used for being sleeved outside the first supporting rods, the first supporting rods can move along the length direction of the second supporting rods, the first supporting rods can be moved out of the second supporting rods, the supporting frames are provided with fixing devices for fixing the first supporting rods, and placing rods for placing the head end and the tail end of the nanofiltration membrane components are arranged between the first supporting rods and the second supporting rods. The utility model has the advantages of improve print quality.

Description

Nanofiltration device for ink desalination

Technical Field

The utility model belongs to digital printing equipment field, in particular to a nanofiltration device for ink desalination.

Background

In the production process of the traditional digital printing ink, a large amount of inorganic salts such as sodium sulfate, sodium chloride, potassium chloride and the like can be generated. The use of the ink seriously affects the digital printing machine, so that the ink supply is not smooth, and the service life and the printing quality are affected.

Therefore, after the digital printing ink is produced, inorganic salt and other small molecular substances in the digital printing are removed through filtering.

Disclosure of Invention

The utility model aims at providing a receive and strain device for ink desalination to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: a nanofiltration device for ink desalination is characterized by comprising a rack and an ink storage tank, wherein two nanofiltration membrane assemblies are arranged on the rack, a booster pump is arranged between the ink storage tank and the nanofiltration membrane assemblies, the nanofiltration device is provided with an ink inlet, an ink outlet and a wastewater outlet, the ink outlet of one nanofiltration membrane assembly is communicated with the ink inlet of the other nanofiltration membrane assembly, the rack comprises a base and a support assembly for supporting the nanofiltration membrane assemblies, the support assembly comprises a support frame for supporting the head and the tail of the nanofiltration membrane assemblies and a connecting rod for connecting the support frame, the support frame comprises two first support rods which are parallel to each other and a second support rod which is sleeved outside the first support rod, the first support rod can move along the length direction of the second support rod, and the first support rod can move out of the second support rod, the support frame be provided with the fixing device of fixed first bracing piece, first bracing piece and second bracing piece between all be provided with the pole of placing that supplies to receive filter membrane subassembly head and the tail both ends and place.

The utility model discloses a theory of operation: before the active ink is desalted, the ink is stored in an ink storage tank, the ink is pumped and pressurized by a pressurizing pump, the ink flows into a nanofiltration membrane assembly, a nanofiltration membrane is arranged in the nanofiltration membrane assembly, inorganic salt and water in the active ink are removed by the nanofiltration membrane and flow out from a wastewater outlet, the active ink after the first concentration flows into an ink inlet of a second nanofiltration membrane assembly from an ink outlet of the first nanofiltration membrane assembly, the inorganic salt and the water are filtered again to obtain ink after the second concentration, the prepared ink can be used for digital printing, and the inorganic salt in the ink is removed, so that the service life of the digital printing machine is prolonged, and the printing quality is improved. Receive the filter membrane subassembly and install in the frame, supporting component is used for supporting the filter membrane subassembly, and the support frame is located the end to end both ends of receiving the filter membrane subassembly, and connects through the connecting rod between the support frame, and the support frame includes first bracing piece and the second bracing piece of cover outside first bracing piece, and first bracing piece and second bracing piece all are provided with places the pole, and the end to end both ends of filter membrane subassembly are placed on placing the pole, and are placed the surperficial laminating of pole. Because the first supporting rod can move along the length direction of the second supporting rod, the distance between the placing rod on the first supporting rod and the placing rod on the second supporting rod can be adjusted, and the first supporting rod can be moved out of the second supporting rod, so that the second nanofiltration membrane component is convenient to install.

The nanofiltration membrane component is a longer tubular component, the first nanofiltration membrane component is arranged on the placing rod of the first supporting rod, the second nanofiltration membrane component is arranged on the placing rod of the second supporting rod, the second nanofiltration membrane component is firstly installed, and then the first nanofiltration membrane component is installed, because the traditional nanofiltration device has an integrated structure of the first support rod and the second support rod, the first support rod cannot move, the distance between the placing rods is fixed and cannot be adjusted, when the second nanofiltration membrane component is installed, an operator needs to align the opening between the placing rods and plug in the nanofiltration membrane component, the situation of misalignment can often occur, the installation time is too long, and the installation is very inconvenient, and the nanofiltration membrane component is easy to collide with the placing rod, so that the surface of the nanofiltration membrane component is scraped, and in severe cases, the nanofiltration membrane in the nanofiltration membrane component is possibly damaged.

And the utility model discloses when installing second nanofiltration membrane module, remove first bracing piece from the second bracing piece earlier, can move the head and the tail of receiving the filter membrane module by two operating personnel, will receive the filter membrane module again from the last from the top down directly place on the pole of placing of second bracing piece can, it is very convenient to install, insert first bracing piece again in the second bracing piece, can with fixed first bracing piece of fixing device and second bracing piece, then operating personnel moves first nanofiltration membrane module again, from the last from the bottom directly place on the pole of placing of first bracing piece can. Therefore, the utility model is convenient for users to install the nanofiltration membrane component.

In the nanofiltration device for ink desalination, the placing rod is provided with an arc-shaped concave surface, and the concave surface is attached to the surface of the nanofiltration membrane component.

In the nanofiltration device for ink desalination, the fixing device comprises a fixing rod and a fixing opening, the fixing opening is located on the second supporting rod, the first end of the fixing rod is connected with the first supporting rod through an elastic part, and the elastic part is located inside the first supporting rod.

In the nanofiltration device for ink desalination, the second end of the fixed rod is provided with a rolling ball.

In the nanofiltration device for ink desalination, the inner wall surface of the fixed opening is a cambered surface.

In the nanofiltration device for ink desalination, the side wall of the second support rod is hinged with a pressing plate, the pressing plate can be pressed by a user, and the fixing rod can be pressed into the second support rod by the pressing plate.

In the nanofiltration device for ink desalination, the wastewater outlet is connected with a wastewater collection tank.

In the nanofiltration device for ink desalination, the ink storage tank and the nanofiltration membrane component are also connected through a return pipe.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses the inorganic salt in the ink has been got rid of to improve digital printing machine's life and the quality of printing, and convenience of customers installs the nanofiltration membrane subassembly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the rack of the present invention;

fig. 3 is a schematic structural view of the fixing rod of the present invention passing through the fixing opening;

fig. 4 is a schematic structural view of the fixing rod of the present invention in the second support rod;

fig. 5 is a schematic structural diagram of the nanofiltration membrane module of the present invention.

In the figure, 1, a frame; 2. an ink storage tank; 3. a nanofiltration membrane module; 4. a booster pump; 5. an ink inlet; 6. an ink outlet; 7. a waste water outlet; 8. a base; 9. a support assembly; 10. a support frame; 11. a connecting rod; 12. a first support bar; 13. a second support bar; 14. a fixing device; 15. placing a rod; 16. a concave surface; 17. fixing the rod; 18. a fixed opening; 19. an elastic member; 20. a ball bearing; 22. pressing a plate; 23. a wastewater collection tank; 24. a return pipe; 25. and (4) cambered surface.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-5, a nanofiltration device for ink desalination comprises a frame 1 and an ink storage tank 2, wherein two nanofiltration membrane assemblies 3 are arranged on the frame 1, a booster pump 4 is arranged between the ink storage tank 2 and the nanofiltration membrane assemblies 3, the nanofiltration device is provided with an ink inlet 5, an ink outlet 6 and a wastewater outlet 7, the ink outlet 6 of one nanofiltration membrane assembly 3 is communicated with the ink inlet 5 of the other nanofiltration membrane assembly 3, the frame 1 comprises a base 8 and a support assembly 9 for supporting the nanofiltration membrane assembly 3, the support assembly 9 comprises a support frame 10 for supporting the head and tail ends of the nanofiltration membrane assembly 3 and a connecting rod 11 for connecting the support frame 10, the support frame 10 comprises two first support rods 12 parallel to each other and a second support rod 13 sleeved outside the first support rods 12, the first support rods 12 can move along the length direction of the second support rods 13, the support frame 10 is provided with a fixing device 14 for fixing the first support rods 12, all be provided with between first bracing piece 12 and the second bracing piece 13 and supply to receive the pole 15 of placing that filter membrane component 3 head and the tail both ends were placed.

In further detail, the placing rod 15 is provided with an arc-shaped concave surface 16, and the concave surface 16 is attached to the surface of the nanofiltration membrane component 3. Because nanofiltration membrane component 3 is cylindric, so curved concave surface 16 than traditional straight rod-like pole 15 of placing, can be better with the laminating of nanofiltration membrane component 3, improve the steadiness.

In further detail, the fixing device 14 includes a fixing rod 17 and a fixing opening 18, the fixing opening 18 is located on the second supporting rod 13, a first end of the fixing rod 17 is connected with the first supporting rod 12 through an elastic member 19, and the elastic member 19 is located inside the first supporting rod 12. When the first support rod 12 moves in the second support rod 13, the elastic member 19 is compressed due to the blocking of the inner wall of the second support rod 13, the elastic member 19 may be a spring, when the fixing rod 17 moves to the fixing opening 18, the fixing rod 17 is ejected under the elastic force of the elastic member 19, and the fixing rod 17 passes through the fixing opening 18, so that the first support rod 12 and the second support rod 13 are fixed.

In further detail, the second end of the fixing rod 17 is provided with a rollable ball 20. The balls 20 are to reduce friction between the fixing rod 17 and the inner wall of the second support rod 13 when the first support rod 12 moves in the second support rod 13.

More specifically, the inner wall surface of the fixed opening 18 is a curved surface 25. The curved surface 25 is provided to facilitate the ball 20 to pass through the fixing opening 18 and to slide out of or into the second support bar 13.

In more detail, the side wall of the second support rod 13 is hinged with a pressing plate 22, the pressing plate 22 can be pressed by a user, and the fixing rod 17 can be pressed into the second support rod 13 by the pressing plate 22. The user presses the pressing plate 22 to press the fixing rod 17 into the second support rod 13, and the user moves the first support rod 12 and the ball 20 rolls on the inner wall of the second support rod 13. When no force is applied to the pressing plate 22, the fixing rod 17 automatically pops up at the fixing opening 18, passes through the fixing opening 18, pushes the pressing plate 22 open,

in further detail, the waste water outlet 7 is connected with a waste water collection tank 23.

In more detail, the ink storage tank 2 and the nanofiltration membrane component 3 are also connected through a return pipe 24. And refluxing the treated active ink to the middle, repeatedly filtering, and obtaining high-quality ink after multiple times.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the frame 1, the ink storage tank 2, the nanofiltration membrane module 3, the booster pump 4, the ink inlet 5, the ink outlet 6, the wastewater outlet 7, the base 8, the support module 9, the support frame 10, the connecting rod 11, the first support rod 12, the second support rod 13, the fixing device 14, the placing rod 15, the concave surface 16, the fixing rod 17, the fixing opening 18, the elastic member 19, the ball 20, the pressing plate 22, the wastewater collection tank 23, the return pipe 24, the curved surface 25, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a nanofiltration device for ink desalination, a serial communication port, including frame (1) and storage tank (2), frame (1) on be provided with two nanofiltration membrane module (3), storage tank (2) and nanofiltration membrane module (3) between be provided with booster pump (4), nanofiltration membrane module (3) be provided with into china ink mouth (5), ink outlet (6), waste water outlet (7), the china ink mouth (6) of one of them nanofiltration membrane module (3) and the china ink mouth (5) intercommunication of another nanofiltration membrane module (3), frame (1) include base (8) and be used for supporting support assembly (9) of nanofiltration membrane module (3), support assembly (9) including support frame (10) and the connecting rod (11) of connecting support frame (10) that support frame (10) support frame (3) end to end, support frame (10) include two parallel first bracing pieces (12) of each other and be used for first bracing piece cover to establish at first bracing piece (12), frame (10) are established Second bracing piece (13) outside bracing piece (12), first bracing piece (12) can remove along the length direction of second bracing piece (13), first bracing piece (12) can follow and shift out in second bracing piece (13), support frame (10) be provided with fixing device (14) of fixed first bracing piece (12), first bracing piece (12) and second bracing piece (13) between all be provided with and supply nanofiltration membrane module (3) head and the tail both ends to place pole (15).

2. Nanofiltration device for ink desalination according to claim 1, wherein the placement rod (15) is provided with an arc-shaped concave surface (16), and the concave surface (16) is attached to the surface of the nanofiltration membrane module (3).

3. The nanofiltration device for ink desalination as claimed in claim 1, wherein the fixing device (14) comprises a fixing rod (17) and a fixing opening (18), the fixing opening (18) is located on the second support rod (13), a first end of the fixing rod (17) is connected with the first support rod (12) through an elastic member (19), and the elastic member (19) is located inside the first support rod (12).

4. Nanofiltration device for ink desalination according to claim 3, wherein the second end of the fixed rod (17) is provided with a rollable ball (20).

5. Nanofiltration device for ink desalination according to claim 3, wherein the inner wall surface of the fixed opening (18) is a cambered surface (25).

6. The nanofiltration device for ink desalination as claimed in claim 3, wherein the side wall of the second support rod (13) is further hinged with a pressing plate (22), the pressing plate (22) can be pressed by a user, and the pressing plate (22) can press the fixing rod (17) into the second support rod (13).

7. Nanofiltration device for ink desalination according to claim 1, wherein the waste water outlet (7) is connected to a waste water collection tank (23).

8. Nanofiltration device for ink desalination according to claim 1, wherein the ink tank (2) and the nanofiltration membrane module (3) are further connected by a return pipe (24).