CN210796621U

CN210796621U - Passivation liquid waste water circulation recovery plant

Info

Publication number: CN210796621U
Application number: CN201920776627.4U
Authority: CN
Inventors: 何查里; 陈浩峰
Original assignee: Shanghai Dexiu Chemical Co ltd
Current assignee: Shanghai Dexiu Chemical Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-06-19
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a passivation solution waste water recycling device, which comprises a movable frame; the movable frame is arranged in the processing box, a frame lug is arranged on the outer side of the circumference of the upper surface of the movable frame, a plurality of screw holes are formed in the frame lug, threaded rods are arranged on the screw holes, the plurality of threaded rods are in threaded connection with a second transmission rod through a first transmission rod at the bottom of the processing box, and the first transmission rod and the second transmission rod are in threaded connection with the driving rod at the positions of transmission nodes; the utility model discloses a change traditional circulation mode, only need carry out corrosion-resistant processing to processing case and movable frame, the use of deuterogamy microfilter net will dissolve or deposit metal salt and impurity in the passivation solution and fully filter, has simplified the process of circulation, has reduced circulating equipment's cost and complexity, improves circulation recycle's value greatly.

Description

Passivation liquid waste water circulation recovery plant

Technical Field

The utility model relates to a waste water cyclic utilization technical field specifically is a passivation solution waste water recycling equipment.

Background

The passivation solution has high corrosivity, the main components of the passivation solution are chromic acid, nitric acid and sulfuric acid, particularly, the main components are chromic acid, nitric acid and sulfuric acid, the corrosivity is higher after active metal ions are added into the passivation solution, metal salt ions in the passivation solution are filtered out through multi-layer filtration in the treatment of waste liquid after the passivation solution is processed, then acidic raw materials are added for reuse, complicated filtration equipment is needed in the filtration process, the recovery cycle of the passivation solution is improved under the patent numbers of CN207452256U and CN205241790U, the traditional mode is not changed, special surface treatment needs to be carried out on equipment through which the passivation solution passes in advance, and the cost of the cycle filtration is increased. Therefore, the traditional mode of recycling the passivation solution is changed, the filtering can be finished in the processing box, the corrosion of the passivation solution to equipment caused by repeated flowing is reduced, the working procedures of the circular filtering of the passivation solution are reduced, and the cost of the passivation solution treatment is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a passivation solution waste water circulation recovery plant to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a passivation solution wastewater recycling device comprises a processing box and a movable frame; the movable frame is installed inside the processing box, and the circumference outside of the upper surface of the movable frame is provided with a frame ear, is provided with a plurality of screws on the frame ear, installs the threaded rod on the screw, and a plurality of threaded rods are through first transfer line and second transfer line threaded connection at the bottom of the processing box, and first transfer line and second transfer line are at transmission node position and initiative pole threaded connection.

As a further aspect of the present invention: the length of the threaded rod is twice the height of the processing box.

As a further aspect of the present invention: the threaded rod is connected through two upper and lower external fixation ears in the outside of processing case, and the internal portion of external fixation ear is provided with the screw thread that matches with the threaded rod.

As a further aspect of the present invention: the disc is installed to active rod one end, and the active rod is installed in the bottom of processing case through two bearing frames, installs the active rod through antifriction bearing in the bearing frame, and the active rod is provided with the screw thread in transmission node position, and the active rod is provided with the screw thread at the disc other end.

As a further aspect of the present invention: the transmission node is in worm and gear transmission.

As a further aspect of the present invention: the movable frame is of a grid frame structure, a plurality of layers of micro-filtration membranes are arranged inside the movable frame, and the top ends of the micro-filtration membranes are fixed on the upper surfaces of the frame lugs through bolts.

As a further aspect of the present invention: and rare and precious metals are coated on the inner surface of the processing box and the grid part of the movable frame.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this passivation solution waste water circulation recovery plant changes the cyclic utilization mode of traditional passivation solution, metal salt after will reacting through simple little filter screen from the bottom of passivation solution draws the effect to cross and filters out passivation solution, make passivation solution solvent can reuse, make passivation solution have workable value of utilizing again through changing little filter screen and adding active metal salt, avoid passing through layer upon layer rose box with the passivation solution that corrosivity is stronger, every rose box all needs special treatment, avoid being corroded, greatly reduced circulation recovery's equipment cost.

2. The utility model discloses a change traditional circulation mode, only need carry out corrosion-resistant processing to processing case and movable frame, the use of deuterogamy microfilter net will dissolve or deposit metal salt and impurity in the passivation solution and fully filter, has simplified the process of circulation, has reduced circulating equipment's cost and complexity, improves circulation recycle's value greatly.

Drawings

FIG. 1 is a schematic structural diagram of a passivation solution wastewater recycling device in a front sectional view.

FIG. 2 is a schematic view of the bottom of the passivation solution waste water recycling device.

Reference numerals: 1. a processing box; 11. an external fixing lug; 2. a movable frame; 21. a frame ear; 22. a screw hole; 3. a threaded post; 4. a first drive lever; 41. a second transmission rod; 5. a driving lever; 51. a disc; 52. a bearing seat; 53. a transmission node.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a passivation solution wastewater recycling apparatus includes a processing box 1 and a movable frame 2; the utility model discloses a processing box, including processing case 1, movable frame 2, screw rod 4, second transfer line 41, movable frame 2 is installed inside processing case 1, and the 2 upper surface circumference outsides of movable frame are provided with frame ear 21, are provided with a plurality of screws 22 on the frame ear 21, install threaded rod 3 on the screw 22, and a plurality of threaded rods 3 are through first transfer line 4 and second transfer line 41 threaded connection in processing case 1 bottom, and first transfer line 4 and second transfer line 41 are at transmission node 53 position and 5 threaded connection of active lever.

Preferably, the length of the threaded rod 3 is twice the height of the processing tank 1.

Preferably, the threaded rod 3 is connected with the outer side of the processing box 1 through an upper outer fixing lug 11 and a lower outer fixing lug 11, and threads matched with the threaded rod 3 are arranged inside the outer fixing lugs 11.

Preferably, a disc 51 is installed at one end of the driving rod 5, the driving rod 5 is installed at the bottom of the processing box 1 through two bearing seats 52, the driving rod 5 is installed in the bearing seats 52 through a rolling bearing, a thread is arranged at a transmission node 53 of the driving rod 5, and a thread is arranged at the other end of the disc 51 of the driving rod 5.

Preferably, the transmission node 53 is a worm gear.

Preferably, the movable frame 2 is of a grid frame structure, a plurality of layers of micro-filtration membranes are arranged inside the movable frame 2, and the top ends of the micro-filtration membranes are fixed on the upper surfaces of the frame lugs 21 through bolts.

Preferably, the inner surface of the processing box 1 and the grid part of the movable frame 2 are coated with rare and precious metals.

The utility model discloses a theory of operation is: when the passivation solution is used for processing metal, along with the consumption of active ions in the passivation solution, metal salt ions of the passivation solution are replaced and changed into another metal salt, the metal salt has low activity and does not react with the processed metal, at the moment, inert metal salt needs to be removed through filtering, the disc 51 drives the first transmission rod 4 and the second transmission rod 41 to rotate through the action of the worm and gear, the screw threads of the end points of the disc 51, the first transmission rod 4 and the second transmission rod 41 are matched with the corresponding screw thread columns 3, the screw thread columns 3 rotate in situ, the screw thread columns 3 are connected with the screw threads 22 on the frame lugs 21 through screw threads to lift the movable frame 2 upwards, the passivation solution screens and filters the inert metal salt on the micro-filtration membrane through the lifting action of the movable frame 2, when the bottom of the movable frame 2 leaves the surface of the passivation solution, the micro-filtration membrane is taken down after draining, the disc 51 is rotated reversely after being replaced, the movable frame 2 and the micro filtration membrane are placed in the processing tank 1.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A passivation solution wastewater recycling device comprises a processing box (1) and is characterized by further comprising a movable frame (2); the movable frame (2) is installed inside the processing box (1), the frame ears (21) are arranged outside the circumference of the upper surface of the movable frame (2), a plurality of screw holes (22) are formed in the frame ears (21), threaded rods (3) are installed on the screw holes (22), the threaded rods (3) are in threaded connection with the second transmission rod (41) through the first transmission rod (4) at the bottom of the processing box (1), and the first transmission rod (4) is in threaded connection with the second transmission rod (41) at the position of a transmission node (53) and the driving rod (5).

2. A passivation solution waste water recycling device according to claim 1, characterized in that the length of the threaded rod (3) is twice the height of the processing tank (1).

3. The passivation solution wastewater recycling device as claimed in claim 1, characterized in that the threaded rod (3) is connected with the outer side of the processing box (1) through an upper external fixing lug and a lower external fixing lug (11), and threads matched with the threaded rod (3) are arranged inside the external fixing lugs (11).

4. The passivation solution wastewater recycling device of claim 1, wherein a disc (51) is installed at one end of the active rod (5), the active rod (5) is installed at the bottom of the processing box (1) through two bearing seats (52), the active rod (5) is installed in the bearing seats (52) through rolling bearings, threads are arranged at a transmission node (53) of the active rod (5), and threads are arranged at the other end of the disc (51) of the active rod (5).

5. The passivation solution waste water recycling device as claimed in claim 1, wherein the transmission node (53) is a worm gear.

6. The passivation solution wastewater recycling device as claimed in claim 1, wherein the movable frame (2) is of a grid frame structure, a multi-layer micro-filtration membrane is installed inside the movable frame (2), and the top end of the micro-filtration membrane is fixed on the upper surface of the frame lug (21) through a bolt.

7. The passivation solution waste water recycling device as claimed in claim 1, wherein the inner surface of the processing box (1) and the grid part of the movable frame (2) are coated with rare and precious metals.