CN114558374A - Preliminary filtering device for electroplating wastewater - Google Patents

Abstract

The invention discloses a preliminary filtration device for electroplating wastewater, which comprises a filter box, a filter plate unit and a rejecting mechanism. A hole that penetrates up and down is opened in the inside of the filter box, and the filter plate unit is horizontally arranged on the bottom of the filter box. Inside, and the filter plate unit can move left and right, the number of filter plate units is two, the surface of the filter plate unit is provided with a number of uniform filter holes, the rejection mechanism includes a rotating roller that can move up and down, and the rotating roller is In the process of moving up and down, it can also rotate around its axis. The surface of the rotating roller is fixed with fixed teeth in a circular array, and the arc length between the fixed teeth is the same as the spacing between the filter holes. During the implementation of the present invention, the waste water can be filtered to remove particulate impurities in it, so as to ensure the normal progress of subsequent waste water treatment, and the number of filter plate units is two, which can be used alternately, ensuring that the waste water can be continuously Continuous filtering.

Description

A preliminary filtering device for electroplating wastewater

technical field

The invention belongs to the technical field of wastewater treatment, in particular to a preliminary filtering device for electroplating wastewater.

Background technique

In order to increase the aesthetics, electrical conductivity or corrosion resistance of the workpiece, electroplating is used to process the workpiece, and in the process of electroplating, not only the wastewater generated by the electroplating operation is called electroplating wastewater, but also the cleaning solution for plating parts and the plating parts. Pretreatment liquid and equipment cooling water are called electroplating wastewater.

There will be some particulate matter in the electroplating wastewater. When the electroplating wastewater is treated, the existence of this part of the particles will not only affect the treatment speed of the electroplating wastewater, but may also pollute the solution after the electroplating wastewater treatment. Therefore, this application proposes A preliminary filtration device for electroplating wastewater is developed.

SUMMARY OF THE INVENTION

In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a preliminary filtering device for electroplating wastewater, which effectively solves the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a preliminary filtration device for electroplating wastewater, comprising a filter box, a filter plate unit and a rejection mechanism,

The inside of the filter box is provided with a hole penetrating up and down,

The filter plate unit is horizontally arranged inside the filter box, and the filter plate unit can move left and right, the number of the filter plate unit is two, and the surface of the filter plate unit is provided with a number of uniform filter holes,

The rejecting mechanism includes a rotating roller that can move up and down, and the rotating roller can also rotate around its axis in the process of moving up and down. The surface of the rotating roller is in a circular array and fixed with fixed teeth, and between the fixed teeth The arc length is the same as the spacing between the filter holes.

Further, a sliding hole is opened on the side wall of the filter box, a second chute is opened on the inner wall of the filter box, the sliding hole is communicated with the second chute, and a fixing frame is arranged in the sliding hole, and the fixing frame is The filter plate unit can be slid in the sliding hole and the second chute, the filter plate unit is located in the fixed frame, and the filter plate unit can be rotated in the fixed frame.

Further, the fixing frame has a through hole, and the filter plate unit is installed in the through hole through a hinge shaft.

Further, a second motor is fixed on the side of the filter box, the output end of the second motor can rotate freely, and a gear is fixed on the output end of the second motor, and the surface of the fixing frame is provided with a rack. , the gear is matched with the rack, so that when the second motor rotates, the fixed frame can slide left and right.

Further, the rejecting mechanism also includes a lead screw and a vertical rod, the rotating roller is located between the lead screw and the vertical rod, the rotating roller and the lead screw are threadedly connected, and the rotating roller is sleeved on the lead screw. On the surface of the vertical rod, the upper end of the lead screw is provided with a first motor, and the first motor can drive the lead screw to rotate.

Further, one end of the rotating roller is connected with a nut, and the other end is connected with a sleeve block. The nut is sleeved outside the lead screw and is threadedly connected with the lead screw. The two ends of the rotating roller are respectively provided with clamping grooves. A clamping block is fixedly connected with the sleeve block, the clamping block can be inserted into the clamping slot, and the clamping block and the clamping slot are both cylindrical.

Further, both sides of the filter box are fixed with a fixed frame and two side frames, the fixed frame is installed on the side of the filter box near the upper end, and the side frame is fixed on the lower end of the fixed frame, so The first motor is installed on the upper end of the fixing frame, and the lead screw and the vertical rod are respectively located in the two side frames.

Further, the interior of the side frame is provided with a vertical first chute, and the nut and the sleeve block are respectively located in the corresponding first chute, so that when the lead screw rotates, the nut can go up and down. move.

Further, storage racks are fixedly connected to both sides of the filter box, and the storage racks have a boxed structure with an open upper end.

Compared with the prior art, the beneficial effects of the present invention are:

1) When the present invention is used, the user feeds the electroplating wastewater from one end of the filter box, and the electroplating wastewater flows out of the filter box after passing through the filter box. When the electroplating wastewater flows through the filter box, the filter unit is a filter screen structure, which can filter the wastewater to remove particulate impurities and ensure the normal progress of subsequent wastewater treatment, and the number of filter plate units is two , which can be used alternately to ensure continuous and uninterrupted filtration of wastewater. When there are too many impurities accumulated on one of the filter plate units, it can slide to one side of the filter box, and the other filter plate unit can enter the filter box, and then continue to filter the wastewater passing through the filter box, while moving The filter plate unit to one side of the filter box can be rotated and hung down, and the particulate impurities on its surface can roll off, thus ensuring that the surface of the filter plate unit can be in a clean state when it is used again;

2), by being provided with two filter plate units, when the device is used, the two filter plate units can be used alternately, so that the device can be used continuously and uninterruptedly;

3) The fixed tooth cooperates with the filter hole to form a walking unit, that is, the fixed tooth can just be inserted into the filter hole, which can not only discharge the impurities in the filter hole, but also insert the fixed tooth into the filter hole. The impurities in the filter hole are discharged, and the inner wall of the filter hole can also toggle the fixed teeth, thereby making the rotating roller rotate;

4), by being provided with a first motor, a lead screw, a nut, a sleeve block and a vertical rod, when the first motor rotates during the use of the device, the lead screw can rotate along with it, thereby enabling the lead screw to drive the device. The nut moves, that is, the rotating roller can move up and down at this time. The use of the sleeve block and the vertical rod can ensure that the rotating roller can always maintain a horizontal angle. When the lever rotates, the nut can move up and down, and in order to meet the function that the nut cannot rotate, the shape of the nut can be set to be rectangular;

5) By providing a second motor, gear and rack, when the impurities on one of the filter plate units accumulate to a certain amount, the user can make the second motor run, so that the gear rotates, thereby making the gear and rack. It cooperates to drive the fixed frame to slide in the horizontal direction, so that the filter plate units can be used alternately, and when the fixed frame moves, the hanging filter plate unit can be in contact with the side wall of the filter box, thereby making the filter plate unit possible. The plate unit can be rotated to a horizontal position to gain access to the interior of the filter box.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the overall structure schematic diagram of a kind of electroplating wastewater preliminary filtering device of the present invention;

2 is a schematic diagram of the internal structure of a filter box of a preliminary filtration device for electroplating wastewater according to the present invention;

Fig. 3 is an enlarged schematic view of the structure at place A in Fig. 2 of a preliminary filtration device for electroplating wastewater of the present invention;

4 is a schematic bottom view of the structure of a fixing frame of a preliminary filtration device for electroplating wastewater according to the present invention;

5 is a schematic structural diagram of one side of the combination of a lead screw, a vertical rod and a rotating roller of a preliminary filtration device for electroplating wastewater according to the present invention;

6 is a schematic structural diagram of one side of the combination of a rotating roller and a fixed tooth of a preliminary filtration device for electroplating wastewater according to the present invention;

FIG. 7 is a schematic view of the internal top view structure of the combination of the lead screw, the vertical rod and the rotating roller of a preliminary filtration device for electroplating wastewater according to the present invention.

In the figure: 1, filter box; 2, fixed frame; 3, filter plate unit; 4, fixed frame; 5, side frame; 6, first motor; 7, storage frame; 8, second motor; 9, first Chute; 10, lead screw; 11, second chute; 12, through hole; 13, rack; 14, gear; 15, hinge shaft; 16, vertical rod; 17, nut; 18, sleeve; 19, Rotating roller; 20, fixed teeth; 21, card slot; 22, card block.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments; based on the The embodiments of the present invention, and all other embodiments obtained by those of ordinary skill in the art without creative work, fall within the protection scope of the present invention.

1-7, the present invention discloses a preliminary filtration device for electroplating wastewater, including a filter box 1, a filter plate unit 3 and a rejection mechanism,

The inside of the filter box 1 is provided with a hole penetrating up and down,

The filter plate unit 3 is horizontally arranged inside the filter box 1, and the filter plate unit 3 can move left and right. A filter mesh structure is formed, and the filter holes on it are of the same size and evenly arranged.

The rejecting mechanism includes a rotating roller 19 that can move up and down. The rotating roller 19 can also rotate around its axis during the up and down movement. The surface of the rotating roller 19 is in a circular array and is fixed with fixed teeth 20. The arc length is the same as the distance between the filter holes. When the rotating roller 19 moves downward, the fixed teeth 20 on it can cooperate with the filtering holes, so that the rotating roller 19 rotates.

The fixed tooth 20 cooperates with the filter hole to form a walking unit, that is, the fixed tooth 20 can just be inserted into the filter hole, which can not only discharge the impurities in the filter hole, but also make the inner wall of the filter hole move the fixed tooth 20. Further, the rotating roller 19 is rotated.

During implementation, since the fixed teeth 20 have multiple groups, the arc length of the adjacent two sets of fixed teeth 20 is the same as the distance between the filter holes, and the length of the fixed teeth 20 is slightly larger than that between the rotating roller 19 and the filter plate unit 3 The distance between the rotating roller 19 and the downward movement of the rotating roller 19 is always subject to a downward force to make it move downward. The fixed tooth 20 enters the filter hole, and when the rotating roller 19 continues to move downward, the lower inner wall of the filter hole will exert an upward thrust on the lower wall of the fixed tooth 20, so that the rotating roller 19 rotates, and when the set is fixed When the teeth 20 and the filter holes are about to be separated, the next set of fixed teeth 20 will be inserted into the filter holes again, so as to achieve the purpose of repeating the movement process, that is, the rotating roller 19 rotates.

When the device is in use, the user feeds the electroplating wastewater through one end of the filter box 1 , and the electroplating wastewater passes through the filter box 1 and flows out of the filter box 1 . When the electroplating wastewater flows through the filter box 1, the filter unit 3 is a filter screen structure, which can filter the wastewater to remove the particulate impurities in it, so as to ensure the normal progress of subsequent wastewater treatment, and the number of filter plate units 3 For two, it can be used alternately to ensure continuous and uninterrupted filtration of wastewater. When there are too many impurities accumulated on one of the filter plate units 3, it can slide to one side of the filter box 1, and the other filter plate unit 3 can enter the filter box 1, and then continue to control the waste water passing through the filter box 1. filter, and the filter plate unit 3 moved to the side of the filter box 1 can be rotated and hung down, and the particulate impurities on its surface can roll off, thereby ensuring that when the filter plate unit 3 is used again, its surface can be clean and tidy. status.

On the surface of the filter plate unit 3, there will be some particulate impurities, which are stuck on the surface of the filter plate unit 3. At this time, the use of the rejection mechanism can remove the particulate impurities embedded on the filter plate unit 3, and then It is guaranteed that the device can be used normally.

The side wall of the filter box 1 is provided with a sliding hole, the inner wall of the filter box 1 is provided with a second chute 11, the sliding hole is communicated with the second chute 11, and the sliding hole is provided with a fixed frame 2, the fixed frame 2 can slide in the sliding hole and the second chute 11 , the filter plate unit 3 is located in the fixed frame 2 , and the filter plate unit 3 can rotate in the fixed frame 2 . The fixing frame 2 has a through hole 12 , and the filter plate unit 3 is installed in the through hole 12 through a hinge shaft 15 . The filter plate unit 3 is installed in the fixed frame 2. When the fixed frame 2 slides, one of the filter plate units 3 can move to one side of the filter box 1. During this process, the filter plate unit 3 is affected by its own The influence of gravity can rotate downward around the hinge shaft 15 until it rotates to a vertical position, and during this process, the impurities on the surface of the filter plate unit 3 can also slide down along the surface of the filter plate unit 3, thereby achieving a cleaning effect.

The moving mode of the fixed frame 2 can be realized by the following scheme: a second motor 8 is fixedly connected to the side of the filter box 1, the output end of the second motor 8 can rotate freely, and the output end of the second motor 8 is fixedly connected. Gear 14, the surface of the fixed frame 2 is provided with a rack 13, and the gear 14 cooperates with the rack 13, so that when the second motor 8 rotates, the fixed frame 2 can slide left and right, and the second motor 8 can rotate forward and reverse. Yes, when the second motor 8 rotates forward, the fixed frame 2 can slide in one direction, and when the second motor 8 is reversed, the fixed frame 2 can rotate in the opposite direction.

The rejecting mechanism also includes a lead screw 10 and a vertical rod 16, a rotating roller 19 is located between the lead screw 10 and the vertical rod 16, and the rotating roller 19 and the lead screw 10 are threadedly connected, so that when the lead screw 10 rotates, the rotating roller 19 can move up and down, the rotating roller 19 is sleeved on the surface of the vertical rod 16, the upper end of the lead screw 10 is provided with a first motor 6, and the first motor 6 can drive the lead screw 10 to rotate.

Both ends of the rotating roller 19 are respectively connected with the lead screw 10 and the vertical rod 16, and the lead screw 10 is driven by the first motor 6, that is, the first motor 6 can drive the lead screw 10 to rotate. When the lead screw 10 rotates, The rotating roller 19 can move up and down along it, and then move along the surface of the hanging filter plate unit 3 , and the rotating roller 19 can also rotate when moving up and down, thereby removing impurities on the surface of the filter plate unit 3 .

One end of the rotating roller 19 is connected with a nut 17, and the other end is connected with a sleeve block 18. The nut 17 is sleeved outside the lead screw 10 and is threadedly connected with the lead screw 10. The two ends of the rotating roller 19 are respectively provided with a slot 21, and the nut 17 A clamping block 22 is fixed to the sleeve block 18, the clamping block 22 can be inserted into the clamping slot 21, and the clamping block 22 and the clamping slot 21 are both cylindrical, so that when the rotating roller 19 moves up and down, the rotating roller 19 Can rotate around the block 22 .

Both sides of the filter box 1 are fixed with a fixed frame 4 and two side frames 5. The fixed frame 4 is installed on the side of the filter box 1 near the upper end, and the side frame 5 is fixed on the lower end of the fixed frame 4. The first motor 6 is installed on the upper end of the fixing frame 4, and the lead screw 10 and the vertical rod 16 are respectively located in the two side frames 5.

The interior of the side frame 5 is provided with a vertical first chute 9, and the nut 17 and the sleeve block 18 are respectively located in the corresponding first chute 9, so that when the lead screw 10 rotates, the nut 17 can move up and down.

The two sides of the filter box 1 are also fixed with storage racks 7. The storage racks 7 have a boxed structure with an open upper end. The storage racks 7 can increase the stability of the filter box 1 on the one hand, and can also remove the filter plate unit 3 on the other hand. Falling impurities are taken over.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides an electroplating effluent primary filter equipment which characterized in that: comprises a filter box (1), a filter plate unit (3) and a rejecting mechanism,

a hole which penetrates through the filter box (1) up and down is arranged in the filter box,

the filter plate units (3) are horizontally arranged in the filter tank (1), the filter plate units (3) can move left and right, the number of the filter plate units (3) is two, a plurality of uniform filter holes are formed in the surface of each filter plate unit (3),

the removing mechanism comprises a rotating roller (19) capable of moving up and down, the rotating roller (19) can rotate around the axis of the rotating roller in the process of moving up and down, fixed teeth (20) are fixedly connected to the surface of the rotating roller (19) in a circular array, and the arc length between the fixed teeth (20) is the same as the distance between the filtering holes.

2. The preliminary filtering apparatus for electrolytic plating waste water according to claim 1, characterized in that: the filter plate is characterized in that a sliding hole is formed in the side wall of the filter box (1), a second sliding groove (11) is formed in the inner wall of the filter box (1), the sliding hole is communicated with the second sliding groove (11), a fixing frame (2) is arranged in the sliding hole, the fixing frame (2) can slide in the sliding hole and the second sliding groove (11), the filter plate unit (3) is located in the fixing frame (2), and the filter plate unit (3) can rotate in the fixing frame (2).

3. The preliminary filtering apparatus for electrolytic plating waste water according to claim 2, characterized in that: the fixed frame (2) is provided with a through hole (12), and the filter plate unit (3) is arranged in the through hole (12) through a hinge shaft (15).

4. The preliminary filtering apparatus for electrolytic plating waste water according to claim 2, characterized in that: the side rigid coupling of rose box (1) has second motor (8), and the output of second motor (8) can the free rotation, and the rigid coupling has gear (14) on the output of second motor (8), the surface of fixed frame (2) is provided with rack (13), gear (14) and rack (13) cooperation to when making second motor (8) rotate, fixed frame (2) can the horizontal slip.

5. The preliminary filtering apparatus for electrolytic plating waste water according to claim 1, characterized in that: the rejection mechanism further comprises a lead screw (10) and a vertical rod (16), the rotating roller (19) is located between the lead screw (10) and the vertical rod (16), the rotating roller (19) is in threaded connection with the lead screw (10), the rotating roller (19) is sleeved on the surface of the vertical rod (16), the upper end of the lead screw (10) is provided with a first motor (6), and the first motor (6) can drive the lead screw (10) to rotate.

6. The preliminary filtering apparatus for electrolytic plating waste water according to claim 5, characterized in that: the one end of live-rollers (19) is connected with nut (17), and its other end is connected with cover piece (18), and nut (17) cover is outside lead screw (10) and with lead screw (10) threaded connection, draw-in groove (21) have been seted up respectively to the both ends of live-rollers (19), equal rigid coupling has fixture block (22) on nut (17) and cover piece (18), and in fixture block (22) can insert draw-in groove (21), and fixture block (22) all are cylindrical with draw-in groove (21).

7. The preliminary filtering apparatus for electrolytic plating waste water according to claim 6, characterized in that: the equal rigid coupling in both sides of rose box (1) has mount (4) and two side frames (5), the position that the side at rose box (1) is close to the upper end is installed in mount (4), the lower extreme of side frame (5) rigid coupling at mount (4), the upper end at mount (4) is installed in first motor (6), lead screw (10) are located two side frames (5) respectively with montant (16).

8. The preliminary filtering apparatus for electrolytic plating waste water according to claim 7, characterized in that: vertical first sliding chutes (9) are formed in the side frames (5), nuts (17) and sleeve blocks (18) are located in the first sliding chutes (9) corresponding to the nuts respectively, and therefore when the lead screw (10) rotates, the nuts (17) can move up and down.

9. The preliminary filtering apparatus for electrolytic plating waste water according to claim 1, characterized in that: two sides of the filter box (1) are also fixedly connected with a storage rack (7), and the storage rack (7) is of a box-packed structure with an opening at the upper end.

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