CN103469254A - Detecting device for end-reaching of built-in piston of crust breaking cylinder of electrolytic cell - Google Patents
Detecting device for end-reaching of built-in piston of crust breaking cylinder of electrolytic cell Download PDFInfo
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- CN103469254A CN103469254A CN2013103719939A CN201310371993A CN103469254A CN 103469254 A CN103469254 A CN 103469254A CN 2013103719939 A CN2013103719939 A CN 2013103719939A CN 201310371993 A CN201310371993 A CN 201310371993A CN 103469254 A CN103469254 A CN 103469254A
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Abstract
The invention relates to a detecting device for end-reaching of a built-in piston of a crust breaking cylinder of an electrolytic cell. The detecting device comprises the crust breaking cylinder, the electrolytic cell, a built-in detecting sensor and a pull-up resistor, wherein the electrolytic cell comprises a direct-current power supply; a mounting hole is formed in a steel flange at the bottom of the crust breaking cylinder, and the built-in detecting sensor is mounted in the mounting hole; the lower end of the built-in detecting sensor is connected with a high-temperature-resistant pulse conducting wire, the other end of the high-temperature-resistant pulse conducting wire is connected with the pull-up resistor, and the other end of the pull-up resistor is connected with the direct-current power supply; the crust breaking cylinder is connected with a high-temperature-resistant ground wire, and the other end of the high-temperature-resistant ground wire is connected with the grounding terminal of the direct-current power supply. According to the utility model, the built-in detecting sensor is utilized to control a hammer to lift up immediately after a crust breaking hammer head connected with the piston rod of the crust breaking cylinder is broken to the end, so that the crust breaking hammer head is not allowed to stay in electrolyte and seriously adhere the electrolyte; the crust breaking hammer head can break into the electrolyte, so that a discharging opening is unblocked and does not block materials; the frequency of anode effect of the electrolytic cell is effectively reduced, the energy is saved, the consumption is reduced, and the labor strength of electrolytic workers is relieved.
Description
Technical field
The present invention relates to whether proofing unit on earth of a kind of prebaked cell crust breaking cylinder, specifically relate to the built-in piston of a kind of electrolysis bath case-hitting cylinder proofing unit on earth.
Background technology
The main purpose of electrolysis bath crust-breaking system is when each blanking, can be effectively in electrolyzer the crust of electrolyte surface open feed opening, make aluminum oxide powder can enter into ionogen and carry out electrolysis production; Therefore, as long as crust-breaking chips fights to the finish and smashes the housing at feed opening place at every turn, just can guarantee that blanking is unobstructed, crust-breaking chips need not rest in ionogen at all.
The mode that original crust breaking cylinder carries out the air inlet control of 3 second set time by the electrolyzer slot control machine is carried out crust breaking control, but due to problems such as crust breaking cylinder differs greatly because lubricating in air pressure shakiness, cylinder, sealings, the speed, the time difference that cause crust-breaking chips to fight to the finish are larger, so overlong time that fireballing crust-breaking chips stops in ionogen, the serious adhesion ionogen of crust-breaking chips, cause obstructed, the invalid blanking of blanking, thereby cause anode effect; Slow-footed crust-breaking chips but can not enter in ionogen, causes feed opening sealing, putty, invalid blanking, causes anode effect.
Therefore, carry immediately the control device of hammer after needing that development is a kind of and crust-breaking chips being detected and fight to the finish, make crust-breaking chips can beat out the surface crust of electrolytic solution in electrolyzer, do not stop again in ionogen; Thereby avoid the serious adhesion ionogen of crust-breaking chips, open in time feed opening.
Summary of the invention
The technical problem to be solved in the present invention is to provide the built-in piston of a kind of electrolysis bath case-hitting cylinder simple in structure, reliable operation proofing unit on earth; On earth whether this measuring apparatus can detect the electrolysis bath case-hitting cylinder piston, and by wire, by piston, signal on earth is transported to the crust breaking cylinder control device, and the crust breaking cylinder control device is controlled the lifting of crust breaking cylinder piston.
The present invention solves the problems of the technologies described above the technical scheme of taking: the built-in piston of a kind of electrolysis bath case-hitting cylinder proofing unit on earth, comprise crust breaking cylinder and electrolyzer, and electrolyzer comprises direct supply; It is characterized in that: also comprise built-in detecting sensor and pull-up resistor; The steel flanges of crust breaking cylinder bottom is provided with open holes, built-in detecting sensor is installed on open holes, built-in detecting sensor lower end is connected with high temperature resistant pulse wire, and the high temperature resistant pulse wire the other end is connected with pull-up resistor, and the pull-up resistor the other end is connected with direct supply; Crust breaking cylinder is connected with high temperature resistant ground wire, and the high temperature resistant ground wire the other end is connected with the direct-current power supply earthing end.
Built-in detecting sensor comprises that T shape metal shell, metal trigger piston rod, return spring, power spring, bench insulator and metal electrode bar, T shape metal shell is provided with cavity, cavity top fixed installation metal triggers piston rod, metal triggers between piston rod and cavity sealing-ring is installed, the metal guide pin bushing is installed above sealing-ring, metal triggers underpart of the piston rod fixed installation power spring, power spring outside suit return spring, bench insulator is connected with T shape metal shell lower thread, bench insulator is provided with pilot hole, the power spring lower end be positioned at pilot hole and with the pilot hole running fit, the metal electrode bar is fixedly installed in pilot hole and is positioned at the power spring below, be provided with spacing between metal electrode bar and power spring, metal electrode bar and pilot hole shrink-fit, metal electrode bar lower end is positioned at the bench insulator outside, the extrusion position lower end of T shape metal shell is provided with groove, groove is equipped with the O RunddichtringO.Metal electrode bar lower end is connected with high temperature resistant pulse wire.
Built-in detecting sensor of the present invention is installed on crust breaking cylinder inner bottom part steel flanges, and makes crust breaking cylinder integral body for ground; The T shape metal shell of built-in detecting sensor, metal trigger piston rod, return spring, power spring, bench insulator and metal electrode bar composition and detect on earth pulse switch; By sealing-ring, metal guide pin bushing, to detecting the pulse switch inner chamber, sealed; Carry out pulse trigger action by metal triggering piston rod, return spring; By O RunddichtringO, T shape metal shell, built-in detecting sensor is carried out sealing in the crust breaking cylinder cylinder.
T shape metal shell, metal trigger piston rod, return spring, power spring, crust breaking cylinder inner bottom part steel flanges and crust breaking cylinder shell mutual conduction and form ground, the metal electrode bar is connected by high temperature resistant pulse wire and pull-up resistor R, direct supply Vcc, the high temperature resistant ground wire be connected with the crust breaking cylinder shell is connected on the ground of direct supply Vcc, the metal electrode bar is as pulse signal output end, the metal electrode bar does not contact under static state with power spring, therefore, at the crust breaking cylinder descent of piston not on earth the time, metal electrode bar output high level; When the crust breaking cylinder descent of piston on earth the time, metal triggers piston rod and is depressed by the crust breaking cylinder piston, makes power spring contact conducting with the metal electrode bar, and metal electrode is rod grounded, the metal electrode bar becomes lower level by high level, completes the testing on earth of crust breaking cylinder piston; After the crust breaking cylinder upstroke, metal triggers piston rod under the effect of return spring, upper bounce-bit.
The present invention utilizes built-in detecting sensor to control after the crust-breaking chips connected with the crust breaking cylinder piston rod fights to the finish and carries immediately hammer, and crust-breaking chips is not stopped in ionogen, makes not serious adhesion ionogen of crust-breaking chips; Guarantee that crust-breaking chips can be driven in ionogen, make that feed opening is unimpeded, putty not.Thereby effectively reduce the frequency of anode electrolytic cell effect, energy-saving and cost-reducing, alleviate or remove electrolysis workman's labour intensity, improve the automatization level of Aluminum Electrolysis Production, make Aluminum Electrolysis Production more steadily efficient.
The present invention is a kind of aluminium electrolytic cell crust-breaking cylinder piston proofing unit on earth that mechanical & electrical technology is applied to the Aluminum Electrolysis Production process, its simple in structure, reliable operation, and the cylinder that this proofing unit can be applicable to other industry equally carries out piston and detects on earth.
The accompanying drawing explanation
Fig. 1 is application structure schematic diagram of the present invention,
Fig. 2 is the structural representation of built-in detecting sensor,
Fig. 3 is the installation site schematic diagram of built-in detecting sensor in crust breaking cylinder.
In figure: 1-electrolyzer, 2-crust breaking cylinder, 3-built-in detecting sensor, 4-high temperature resistant ground wire, 5(M)-high temperature resistant pulse wire, 6-pull-up resistor, 7-metal triggers piston rod, 8-metal guide pin bushing, 9-sealing-ring, 10-T shape metal shell, 11-O RunddichtringO, 12-return spring, 13-power spring, 14-bench insulator, 15-metal electrode bar, 16-crust breaking cylinder steel cylinder barrel, 17-crust breaking cylinder piston, 18-crust breaking cylinder piston ring, 19-crust breaking cylinder piston rod, the steel flanges of 20-crust breaking cylinder bottom, 21-threaded mounting hole, 22-gusset plate, 23-crust-breaking chips, 24-set screw nut, 25-crust breaking cylinder steel fastening screw, Vcc-direct supply, S-spacing, H-metal triggers the piston rod downward storke.
embodiment
As shown in Figure 1: the built-in piston of a kind of electrolysis bath case-hitting cylinder proofing unit on earth, comprise crust breaking cylinder 2 and electrolyzer 1, electrolyzer 1 comprises direct supply Vcc; This proofing unit also comprises built-in detecting sensor 3 and pull-up resistor 6; Referring to Fig. 3, the steel flanges 20 of crust breaking cylinder 2 bottoms is provided with threaded mounting hole 21, built-in detecting sensor 3 is installed on threaded mounting hole 21, built-in detecting sensor 3 lower ends are connected with high temperature resistant pulse wire 5, in the Vcc direct supply case of high temperature resistant pulse wire 5 the other ends below crust breaking cylinder 2 leads to electrolyzer 1, with pull-up resistor 6, be connected, pull-up resistor 6 the other ends are connected with direct supply Vcc, be connected on the Vcc direct supply, make built-in detecting sensor 3 export high level under static state; Crust breaking cylinder 2 is connected with high temperature resistant ground wire 4, and high temperature resistant ground wire 4 the other ends are connected with the direct-current power supply earthing end.
Direct supply Vcc range of voltage values is DC5V～DC24V, pull-up resistor 6 resistance value R are 4.7 K Ω～20K Ω, crust breaking cylinder 2 is the above domestic impact type steel crust breaking cylinders of cylinder diameter 125 ㎜, pull-up resistor 6 resistance values are directly proportional to the magnitude of voltage of direct supply Vcc, magnitude of voltage is low, and resistance value is little, and magnitude of voltage height resistance value is large.
As shown in Figure 2: built-in detecting sensor 3 comprises that T shape metal shell 10, metal trigger piston rod 7, return spring 12, power spring 13, bench insulator 14 and metal electrode bar 15, T shape metal shell 15 is provided with cavity, cavity top fixed installation metal triggers piston rod 7, metal triggers between piston rod 7 and cavity sealing-ring 9 is installed, metal guide pin bushing 8 is installed above sealing-ring 9, metal triggers piston rod 7 bottom fixed installation power springs 13, power spring 13 outside suit return springs 12, bench insulator 14 is connected with T shape metal shell 10 lower thread, bench insulator 14 is provided with pilot hole, power spring 13 lower ends be positioned at pilot hole and with the pilot hole running fit, metal electrode bar 15 is fixedly installed in pilot hole and is positioned at power spring 13 belows, be provided with interval S between metal electrode bar 15 and power spring 13, interval S is 1.5 ㎜～2.5 ㎜, metal electrode bar 15 and pilot hole shrink-fit, metal electrode bar 15 lower ends are positioned at bench insulator 14 outsides, the extrusion position lower end of T shape metal shell 10 is provided with groove, groove is equipped with O RunddichtringO 11.Metal electrode bar 15 lower ends are connected with high temperature resistant pulse wire 5.
T shape metal shell 10 forms outer sealing device with O RunddichtringO 11, and the T shape metal shell 10 after installing is carried out to outer gland sealing, T shape metal shell 10, metal triggers piston rod 7, sealing-ring 9, metal guide pin bushing 8 forms inner sealing device, pack into the cavity top of T shape metal shell 10 of sealing- ring 9, 8 rivetings of metal guide pin bushing enter the cavity upper end of T shape metal shell 10, sealing-ring 9 is enclosed in the cavity top of T shape metal shell 10, make the epicoele sealing of T shape metal shell 10, metal triggers the upper bar of piston rod 7 by the pilot hole of T shape metal shell 10, sealing-ring 9 and metal guide pin bushing 8 pass from T shape metal shell 10, form sealing, slidably trigger button, metal triggers top and sealing-ring 9 slipper seals of piston rod 7, metal triggers the top of piston rod 7 and the centre hole running fit of metal guide pin bushing 8, metal triggers the top of piston rod 7 and the pilot hole running fit of T shape metal shell 10, T shape metal shell 10, metal trigger piston rod 7, return spring 12, power spring 13, bench insulator 14 and metal electrode bar 15 and are formed into end detection pulse switch, power spring 13 is weldingly fixed on the lower end that metal triggers piston rod 7, return spring 12 is enclosed within on power spring 13, the bottom of metal triggering piston rod 7 is arranged in the internal thread hole of T shape metal shell 10, metal electrode bar 15 is packed in the pilot hole of bench insulator 14, metal electrode bar 15 and pilot hole shrink-fit, the lower pole of metal electrode bar 15 passes from bench insulator 14, forms the pulse outlet terminal, with externally threaded bench insulator 14, be screwed in the internal thread hole of T shape metal shell 10 fixing, an end of return spring 12 withstands on the end face of bench insulator 14, the other end of return spring 12 withstands on metal and triggers on piston rod 7, keep metal to trigger piston rod 7 upper, and the power spring 13 that metal is triggered on piston rod 7 keeps interval S with metal electrode bar 15, make metal electrode bar 15 export high level under static state, metal triggers piston rod downward storke H and is generally 5 ㎜～7 ㎜, be 9 ㎜ to the maximum, H is exactly that the crust breaking cylinder piston detects height on earth, T shape metal shell 10, metal trigger piston rod 7, return spring 12, power spring 13 mutual conduction formation ground, and T shape metal shell 10 is exactly the ground of built-in detecting sensor 3.Under static state, metal electrode bar 15 disconnects with power spring 13, metal electrode bar 15 output high level; When metal triggers piston rod 7 by external force, by crust breaking cylinder piston 17 lower ends, pressed descending distance while being greater than interval S, the power spring 13 that metal triggers on piston rod 7 contacts conducting with metal electrode bar 15, metal electrode bar 15 ground connection, metal electrode bar 15 output low levels, be accomplished to end testing; After external force is cancelled, be that crust breaking cylinder piston 17 is up, metal triggers piston rod 7 under the effect of return spring 12, overcome the resistance of sealing-ring 9, overcome crust breaking cylinder cylinder internal gas pressure pressure, upper bounce-bit, power spring 13 and metal electrode bar 15 are disconnected, and the output of metal electrode bar 15 is become again again as high level by lower level.
As shown in Figure 3: crust breaking cylinder 2 comprises crust breaking cylinder steel cylinder barrel 16, crust breaking cylinder piston 17 is arranged in crust breaking cylinder steel cylinder barrel 16, crust breaking cylinder piston 17 sidewalls are installed crust breaking cylinder piston ring 18, crust breaking cylinder piston 17 lower ends are provided with crust breaking cylinder piston rod 19, crust breaking cylinder piston rod 19 is through crust breaking cylinder bottom steel flanges 20, crust breaking cylinder piston rod 19 lower ends are provided with gusset plate 22, and gusset plate 22 lower ends are fixedly connected with crust-breaking chips 23.
Built-in detecting sensor 3 installation threaded hole 21 on steel flanges 20 bottom crust breaking cylinder is threaded fixing, with crust breaking cylinder bottom steel flanges 20, forms ground connection; Mechanical seal is carried out in the O RunddichtringO 11 double thread holes 21 that are contained in T shape metal shell 10 grooves, makes on the steel flanges 20 of crust breaking cylinder bottom institute hold threaded hole 21 is installed can not leak gas; The high temperature resistant pulse wire 5 be connected with 15 solderings of metal electrode bar is drawn outside cylinder from threaded hole 21 is installed, the output pulse; T shape metal shell 10 is by installing threaded hole 21 and steel flanges 20 conductings of crust breaking cylinder bottom, crust breaking cylinder bottom steel flanges 20 and 16 conductings of crust breaking cylinder steel cylinder barrel, crust breaking cylinder bottom steel flanges 20 and 25 conductings of crust breaking cylinder steel fastening screw, making crust breaking cylinder 2 integral body of steel is ground, high temperature resistant ground wire 4 can be connected on the outside any convenient position connected of crust breaking cylinder 2, in the present embodiment, high temperature resistant ground wire 4 is connected on crust breaking cylinder steel fastening screw 25, fixing with set screw nut 24.Crust breaking cylinder 2 do not work or crust breaking cylinder piston 17 descending not on earth the time, metal triggers piston rod 7 does not have pressed by external force in static state, high temperature resistant pulse wire 5 output high level; When crust breaking cylinder piston 17 comes downwards to when from distance on earth, being less than the crust breaking cylinder piston and detecting on earth height H and deduct break distance S, metal triggers piston rod 7 and is pressed descending by crust breaking cylinder piston 17, make metal electrode bar 15 ground connection, high temperature resistant pulse wire 5 output low levels, complete crust breaking cylinder piston 17 testing on earth, the crust breaking cylinder piston detects height H-break distance S=crust breaking cylinder piston 17 accuracy of detection on earth on earth, the crust breaking cylinder piston detects height H scope 5 ㎜～7 ㎜ on earth, and the average detected precision is 4 ㎜; After crust breaking cylinder piston 17 is up, metal triggers piston rod 7 under the effect of return spring 12, overcomes the resistance of sealing-ring 9, overcome crust breaking cylinder cylinder internal gas pressure pressure, upper bounce-bit, disconnect metal electrode bar 15 and ground, high temperature resistant pulse wire 5 output high level.
Claims (8)
1. the built-in piston of electrolysis bath case-hitting cylinder proofing unit on earth, comprise crust breaking cylinder and electrolyzer, and electrolyzer comprises direct supply Vcc; It is characterized in that: also comprise built-in detecting sensor (3) and pull-up resistor (6); The steel flanges (20) of crust breaking cylinder bottom is provided with threaded mounting hole (21), built-in detecting sensor (3) is installed on threaded mounting hole (21), built-in detecting sensor (3) lower end is connected with high temperature resistant pulse wire (5), high temperature resistant pulse wire (5) the other end is connected with pull-up resistor (6), and pull-up resistor (6) the other end is connected with direct supply (Vcc); Crust breaking cylinder (2) is connected with high temperature resistant ground wire (4), and high temperature resistant ground wire (4) the other end is connected with the direct-current power supply earthing end.
2. the built-in piston of a kind of electrolysis bath case-hitting cylinder as claimed in claim 1 proofing unit on earth is characterized in that: built-in detecting sensor (3) comprises that T shape metal shell (10), metal trigger piston rod (7), return spring (12), power spring (13), bench insulator (14) and metal electrode bar (15), T shape metal shell (15) is provided with cavity, cavity top fixed installation metal triggers piston rod (7), metal triggers between piston rod (7) and cavity sealing-ring (9) is installed, metal guide pin bushing (8) is installed above sealing-ring (9), metal triggers piston rod (7) bottom fixed installation power spring (13), power spring (13) outside suit return spring (12), bench insulator (14) is connected with T shape metal shell (10) lower thread, bench insulator (14) is provided with pilot hole, power spring (13) lower end be positioned at pilot hole and with the pilot hole running fit, metal electrode bar (15) is fixedly installed in pilot hole and is positioned at power spring (13) below, be provided with spacing (S) between metal electrode bar (15) and power spring (13), metal electrode bar (15) and pilot hole shrink-fit, metal electrode bar (15) lower end is positioned at bench insulator (14) outside, the extrusion position lower end of T shape metal shell (10) is provided with groove, groove is equipped with O RunddichtringO (11).
3. the built-in piston of a kind of electrolysis bath case-hitting cylinder as claimed in claim 2 proofing unit on earth, it is characterized in that: metal triggers top and sealing-ring (9) slipper seal of piston rod (7), metal triggers the top of piston rod (7) and the centre hole running fit of metal guide pin bushing (8), and metal triggers the top of piston rod (7) and the pilot hole running fit of T shape metal shell (10); T shape metal shell (10), metal trigger piston rod (7), return spring (12), power spring (13), bench insulator (14) and metal electrode bar (15) and are formed into end detection pulse switch.
4. the built-in piston of a kind of electrolysis bath case-hitting cylinder as claimed in claim 3 proofing unit on earth, it is characterized in that: metal electrode bar (15) lower end is connected with high temperature resistant pulse wire (5).
5. the built-in piston of a kind of electrolysis bath case-hitting cylinder as claimed in claim 4 proofing unit on earth, it is characterized in that: spacing (S) is 1.5 ㎜～2.5 ㎜.
6.
as rightrequire the 5 built-in pistons of described a kind of electrolysis bath case-hitting cylinder proofing unit on earth, it is characterized in that: it is 5 ㎜～7 ㎜ that metal triggers piston rod downward storke (H).
7. the built-in piston of a kind of electrolysis bath case-hitting cylinder as described as claim 1 to 6 any one proofing unit on earth, it is characterized in that: high temperature resistant ground wire (4) is fixedly connected on crust breaking cylinder steel fastening screw (25) with set screw nut (24).
8. the built-in piston of a kind of electrolysis bath case-hitting cylinder as claimed in claim 7 proofing unit on earth, it is characterized in that: direct supply (Vcc) range of voltage values is DC5V～DC24V, pull-up resistor (6) resistance value R is 4.7 K Ω～20K Ω, and crust breaking cylinder (2) is the above domestic impact type steel crust breaking cylinders of cylinder diameter 125 ㎜.
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| CN201310371993.9A CN103469254B (en) | 2013-08-23 | 2013-08-23 | Electrolysis bath case-hitting cylinder built-in piston proofing unit on earth |
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| CN201310371993.9A CN103469254B (en) | 2013-08-23 | 2013-08-23 | Electrolysis bath case-hitting cylinder built-in piston proofing unit on earth |
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| CN104532298A (en) * | 2014-12-10 | 2015-04-22 | 中国铝业股份有限公司 | Electrolytic bath crust breaking system and electrolytic bath crust breaking method |
| CN105862080A (en) * | 2016-05-27 | 2016-08-17 | 邱岳 | Intelligent crust breaking system and method for aluminum reduction cells |
| CN109487300A (en) * | 2019-01-02 | 2019-03-19 | 新疆农六师铝业有限公司 | A kind of aluminium cell intelligence crust breaking auxiliary system |
| CN109507546A (en) * | 2018-11-06 | 2019-03-22 | 云南云铝涌鑫铝业有限公司 | The detection circuit of aluminium electrolytic cell crust-breaking cylinder and insulation detecting method based on pressure difference |
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