CN216330206U

CN216330206U - Tool for anode and cathode sticky pads of unit cell of ion-exchange membrane electrolyzer

Info

Publication number: CN216330206U
Application number: CN202122393847.9U
Authority: CN
Inventors: 李得银; 曾兆钦; 罗登彦; 赖宇; 杨涛
Original assignee: Yibin Haifeng Herui Co ltd
Current assignee: Yibin Haifeng Herui Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-19
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to a tool for anode and cathode sticky pads of an ion membrane electrolytic cell unit cell, which can improve the operation efficiency, and the tool comprises a tool frame with a pair of side beams and at least one bolt, wherein the side beams are used for supporting brackets at two sides of the unit cell, nuts are arranged on the ledge of the unit cell, the screw thread pitches of the bolt and the nuts are the same, the length of the bolt is greater than the width of the side beam, the tool frame sequentially comprises a transfer storage area, an operation area and a finished product area from one end to the other end, the length of the operation area ensures that the unit cell can rotate to a horizontal position in a forward direction and a backward direction without obstacles by taking the brackets as the rotation center, a nonmetal cushion layer with the same width as that of the side beam is arranged on the top surface of the side beam, and the surface roughness Ra of the cushion layer is less than 3.2 um. The tool is simple in structure and low in cost, can meet the requirements of cathode and anode adhesive pads of a large batch of ion membrane electrolytic cell unit cells, reduces the hoisting and transferring times, reduces the labor intensity, saves the cell loading time and improves the working efficiency.

Description

Tool for anode and cathode sticky pads of unit cell of ion-exchange membrane electrolyzer

Technical Field

The utility model relates to a tool used for sticking cathode and anode rubber mats of unit cells of an ion-exchange membrane electrolyzer.

Background

The ionic membrane electrolytic cell is formed by sequentially overlapping an electrolytic cell frame, a rubber gasket of the ionic membrane electrolytic cell and an ionic membrane, and the shape and the size of the rubber gasket are matched with those of the electrolytic cell frame. The electrolytic cell unit cell can be hoisted to the electrolytic cell supporting side plate only after the net surface inspection and the sticking of the rubber gasket are finished, and one ionic membrane electrolytic cell is formed by assembling a plurality of unit cells.

The common tool used for gluing the rubber gasket on the unit cell of the electrolytic cell is a viscose gasket overturning bracket. The operation mode is that firstly, a unit cell is hung on the viscose pad overturning bracket, then the bracket is manually overturned to the horizontal position and inserted with an anti-rotation bolt, the pasting operation of the anode side rubber mat is carried out, after the anode side rubber mat is pasted, the overturning bracket is overturned for 180 degrees and turned to the cathode side to finish the pasting of the cathode side rubber mat, then the overturning bracket is rotated for 90 degrees to erect the unit cell, a travelling crane is used for adjusting the unit cell to a special shelf of the electrolytic cell, then the brush coating of the isolating agent on the rubber mat is finished, and the uniform assembly of the electrolytic cell is waited.

In the above operation, the adhesive pad pasting of 1 unit cell is completed, and at least 2 times of hoisting, 3 times of turning and 2 times of transferring are needed, and hoisting is needed for 1 time when the electrolytic cell is assembled. If 1 electrolytic cell is calculated according to 160 unit cells, only the sticking of the rubber mats of the unit cells takes about 1 week, the operation procedure of the process is various, the repetition is high, the workload is large, the working efficiency is low, and the production organization and the economic benefit are seriously influenced.

Chinese patent No. CN213086131U issued at 30/4/2021 discloses a horizontal support device for unit cell of ionic membrane alkaline electrolyzer, which comprises a first channel steel positioning block fastened to a side beam of the electrolyzer frame, wherein a protrusion is disposed inside the first channel steel positioning block, a lever mechanism connected to the lower end of the unit cell is further disposed on the side beam, the lever mechanism turns the unit cell upwards with its supporting arm as a fulcrum, and a catch column disposed on the side edge of the lower portion of the unit cell is disposed on the protrusion. In the structure, the protruding part is used for supporting the bolts on the ledge of the unit groove, so that the positioning block can limit the turning, the position of the positioning block needs to be adjusted firstly, then the positioning block is turned, the position of the positioning block is adjusted again, the lever arrangement is only suitable for turning the unit groove in one direction, and when the rubber pads on the cathode and the anode are required to be attached, the operation is complicated, so that the processing efficiency of the tool is further increased.

SUMMERY OF THE UTILITY MODEL

Considering that the weight of one unit cell is about 200kg, the force required for turning over the unit cell is not too large under the supporting condition, and in order to further facilitate the pasting of the cathode and anode rubber mats of the unit cell of the ion membrane electrolytic cell and improve the operation efficiency, the utility model provides an improved tool for the cathode and anode rubber mats of the unit cell of the ion membrane electrolytic cell.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the tool for the anode and cathode sticky pads of the unit cell of the ion membrane electrolyzer comprises a tool frame with a pair of side beams and at least one bolt, wherein the side beams are used for supporting brackets on two sides of the unit cell, nuts are arranged on the ledge of the unit cell, the screw thread pitches of the bolt and the nuts are the same, the length of the bolt is larger than the width of the side beam, the tool frame sequentially comprises a transfer storage area, an operation area and a finished product area from one end to the other end, and the length of the operation area ensures that the unit cell can rotate to a horizontal position in a forward direction and a backward direction without obstacles by taking the bracket as a rotation center. Because there is no blocking obstacle in the rotation, and there is no special contraposition requirement when the bolt is assembled on the unit groove, the processing efficiency is higher, and it is convenient to stick the cathode and anode pole rubber pads, the front and back transfer storage area and the finished product area can be used to store the unit groove in batch, therefore, the occupied time of the workshop traveling crane is short, and it is beneficial to the production organization.

In order to further optimize the operation procedure, the operation area comprises a viscose pad working area and an isolating agent brushing area, the viscose pad working area is used for pasting the rubber pads, the length of the side beam corresponding to the working area is not less than the length of the unit groove during design, the isolating agent brushing area is used for brushing the isolating agent, and the length of the side beam corresponding to the working area is not less than the wider side of the unit groove in thickness and the width (usually 0.6 m) of a standing position of an adult during design. Therefore, the tool can integrate the pretreatment operation functions of waiting for the adhesive pad, namely the adhesive pad, finishing the adhesive pad, brushing an isolating agent and other all ion membrane electrolytic cell unit cells.

The top surface of curb girder is provided with the nonmetal bed course with the equal width of curb girder, and the roughness Ra of bed course is below 3.2 um. This non-metallic cushion layer is used for the insulating layer of protection cell slot and frock contact part, simultaneously, utilizes this non-metallic cushion layer's comparatively smooth surface, and the cell slot that conveniently slides between each district reduces the resistance. The cushion should be tightly coupled to the top surfaces of the side members. The material of the cushion layer recommends to adopt the ABS board, and its toughness, hardness, rigidity are balanced, are fit for using on this frock. The pad layer may also be coated with a lubricating oil to reduce friction between the bracket and the side member.

The tool framework comprises a cross beam vertically connected with the end part of the side beam, support columns vertically supporting the side beam, reinforcing ribs are connected between the support columns, and rib plates are connected between the support columns and the cross beam and between the support columns and the side beam. The frock frame adopts above design can satisfy intensity and rigidity requirement under the longer length, guarantees the levelness of curb girder, convenient operation.

In order to reduce the dependence on the vehicle dispatching in a workshop and facilitate batch processing, the lengths of the unloading area and the finished product area are ensured to store at least seven unit grooves simultaneously.

The utility model has the beneficial effects that: simple structure, with low costs satisfy the needs of big batch ion membrane electrolysis cell unit cell negative and positive viscose pad, reduce hoist and mount, transport the number of times, reduce intensity of labour, practice thrift the dress groove time, improve work efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a tooling for sticking adhesive pads on the anode and the cathode of a unit cell of an ionic membrane electrolyzer.

FIG. 2 is a schematic diagram of the structure of a unit cell of an ion membrane electrolyzer.

The division of the regions along the longitudinal direction of the side member is indicated by two-dot chain lines in fig. 1.

Labeled as: 1-tool frame, 2-bolt, 3-unit groove, 4-nut, 5-bracket, 6-transfer area, 7-viscose pad working area, 8-separant coating area, 9-finished product area, 10-pad layer, 11-side beam, 12-cross beam, 13-support column, 14-reinforcing rib, 15-reinforcing plate and 16-rotation center of unit groove.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples.

Example (b):

as shown in figure 1, the tool for the cathode and anode viscose pads of the unit cell of the ion-exchange membrane electrolyzer comprises support columns 13, side beams 11, cross beams 12, rib plates 15, a pad layer 10, a pair of bolts 2 and other parts, wherein the main body is made of carbon steel.

As shown in figure 2, the unit cell of the ion membrane electrolyzer comprises a bracket 5, and two sides of the ledge of the unit cell 3 are respectively connected with a nut 4.

The tool frame 1 of the tool is a hollow metal frame of a cuboid, the top surface comprises a cross beam 12 vertically connected with a side beam 11, the cross beam 12 is used as a limiting structure, the unit groove 3 is prevented from accidentally sliding out of the side beam 11, a supporting column 13 of the side beam 11 is vertically supported, a reinforcing rib 14 is connected between the supporting columns 13, rib plates 15 are connected between the supporting columns 13 and the cross beam 12 and between the supporting columns 13 and the side beam 11, and the side beam 11 is used for supporting the brackets 5 on two sides of the unit groove 3. The thread pitch of the bolt 2 is consistent with that of a nut 4 of a ledge of the unit groove 3 of the electrolytic cell, the bolt 2 comprises a thread section and a polished rod section, the thread section is used for screwing in the nut 4, the polished rod section is used for being supported on the side beam 11, the length of the polished rod section is larger than the width of the side beam 11, and the polished rod section is made of stainless steel.

The height of the tool frame 1 is limited by ensuring that the ion membrane electrolytic cell unit cell 3 can be suspended on the side beam 11 of the frame, the turnover is limited, the tool frame 1 sequentially comprises a transfer area 6 (stored when no adhesive pad is adhered) from one end to the other end, an operation area and a finished product area 9 (stored after the adhesive pad is adhered), the operation area comprises an adhesive pad working area 7 and an isolating agent coating area 8, the length of the adhesive pad working area 7 ensures that the unit cell 3 can use the bracket 5 as a rotation center forward, the rear two directions are free of obstacles and rotate to a horizontal position, and the total length of the tool frame 1 is determined by self according to needs. The length of the cross beam 12 of the tool frame 1 is matched with the distance between the brackets 5 on the two sides of the unit groove 3, and the width of the top surface of the side beam 11 is matched with the size of the brackets 5.

In the tool, the supporting column 13, the side beams 11 and the cross beams 12 are made of square steel, and when the tool is used, the top surfaces of the side beams 11 are kept on the horizontal plane; triangular rib plates 15 are welded at the junctions of the supporting columns 13, the side beams 11 and the cross beams 12, reinforcing ribs 14 are arranged among the supporting columns 13, and the reinforcing ribs 14 are made of I-shaped steel or channel steel.

The upper part of the side beam 11 is provided with a cushion layer 10 made of engineering plastic ABS plates, and the width of the ABS plates is the same as that of the side beam 11 and the ABS plates cover the whole length of the top surface of the side beam 11 so as to ensure that the cell grooves of the electrolytic cell slide smoothly without damaging the insulating layers of the cell grooves.

The use mode is as follows: the unit groove 3 slides to the middle position of the adhesive pad working area 7 from the transfer area 6 along the side beam 11, the lower edge of the unit groove is slightly lifted by an operator, the unit groove 3 is upwards rotated by taking the fulcrum where the bracket 5 is positioned as a rotation center, when the nut 4 rotates to the upper part of the cushion layer 10, the bolt 2 is screwed in, the unit groove 3 is slightly lowered, because the length of the bolt 2 is larger than the width of the side beam 11, the bolt 2 is limited by the cushion layer 10 and the side beam 11, so that the unit groove 3 is kept at a basically horizontal position, the adhesive pad can be adhered, after the adhesive pad is adhered, the bolt 2 is screwed out, the unit groove is reversely rotated, when the nut 4 rotates to the upper part of the cushion layer 10, the bolt 2 is screwed in, the unit groove 3 is slightly lowered, and the adhesive pad of the other pole can be adhered. And continuously sliding the unit groove 3 to the isolating agent brushing area 8, brushing the isolating agent, and then sliding the unit groove 3 which is subjected to the operation to the finished product area 9 for storage. After the treatment of the plurality of unit tanks 3 is finished, the traveling crane is used for hoisting the unit tanks to the next station.

The limit bolts 2 required for keeping the unit groove 3 in an approximately horizontal state only need to be used one, and in order to balance the stress in the adhering process, a pair of bolts 2 are preferably screwed into the screw holes of the nuts 4 on the groove sides at the two sides of the unit groove 3 respectively.

The operation procedure is optimized after the tool is put into use, and the pretreatment time of the ion membrane electrolytic cell can be shortened from about 7 days to 3-4 days by using the tool in the ion membrane electrolytic cell comprising 160 unit cells, so that about half of the time is saved, the working efficiency is improved, and the labor intensity is reduced.

Claims

1. The utility model provides a frock of ionic membrane electrolysis cell unit groove anodal viscose pad, characterized by: the tool frame is characterized by comprising a tool frame (1) with a pair of side beams (11) and at least one bolt (2), wherein the side beams (11) are used for supporting brackets (5) on two sides of a unit groove (3), nuts (4) are arranged on ledge of the unit groove (3), the bolt (2) is identical to the nuts (4) in thread pitch, the length of the bolt (2) is larger than the width of the side beams (11), the tool frame (1) sequentially comprises a transfer storage area (6), an operation area and a finished product area (9) from one end to the other end, and the length of the operation area ensures that the unit groove (3) can rotate to a horizontal position in a forward direction and a backward direction without obstacles by taking the bracket as a rotation center.

2. The tool for manufacturing the cathode and anode adhesive pads of the unit cell of the ion membrane electrolyzer according to claim 1, which is characterized in that: the operation area comprises a viscose pad working area (7) and a separant painting area (8).

3. The tool for the anode and cathode viscose pads of the unit cell of the ionic membrane electrolyzer of claim 1 or 2, which is characterized in that: the top surface of curb girder (11) is provided with nonmetal bed course (10) with curb girder (11) isopached, and the surface roughness Ra of bed course (10) is below 3.2 um.

4. The tool for the anode and cathode viscose pads of the unit cell of the ionic membrane electrolyzer of claim 1 or 2, which is characterized in that: the tool frame (1) comprises a cross beam (12) vertically connected with the end part of the side beam (11), support columns (13) vertically supporting the side beam (11), reinforcing ribs (14) are connected between the support columns (13), and rib plates (15) are connected between the support columns (13) and the cross beam (12) and between the support columns (13) and the side beam (11).

5. The tool for the anode and cathode viscose pads of the unit cell of the ionic membrane electrolyzer of claim 1 or 2, which is characterized in that: the lengths of the unloading area (6) and the finished product area (9) are ensured to be capable of simultaneously storing at least seven unit grooves (3).

6. The tool for manufacturing the cathode and anode adhesive pads of the unit cell of the ion membrane electrolyzer according to claim 1, which is characterized in that: the tool is composed of the tool frame (1) and a pair of bolts (2).