CN105478071A - Detachable glass-lined stirrer adopting threaded connection - Google Patents
Detachable glass-lined stirrer adopting threaded connection Download PDFInfo
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- CN105478071A CN105478071A CN201610037456.4A CN201610037456A CN105478071A CN 105478071 A CN105478071 A CN 105478071A CN 201610037456 A CN201610037456 A CN 201610037456A CN 105478071 A CN105478071 A CN 105478071A
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- impeller
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- end stand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/02—Apparatus characterised by being constructed of material selected for its chemically-resistant properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00761—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/02—Apparatus characterised by their chemically-resistant properties
- B01J2219/0204—Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components
- B01J2219/0236—Metal based
Abstract
The invention belongs to the field of chemical machinery and particularly relates to a detachable glass-lined stirrer adopting threaded connection. The detachable glass-lined stirrer comprises a drive device and a stirring assembly, wherein the stirring assembly comprises a stirring shaft, a first end platform, a first screw and a first impeller, one end of the stirring shaft is connected with a drive shaft of the drive device, a blind hole is formed in a hub of the first impeller in the axial direction, one end of the first screw is in threaded connection with the blind hole, and a sealing base is attached between the first end platform and the first impeller; the rotation direction of the stirring assembly is consistent with the screwing direction of the first screw screwed into the blind hole, and an anti-reversion device is mounted on the drive shaft of the drive device. The detachable glass-lined stirred has the benefits as follows: the detachable glass-lined stirrer can be disassembled and assembled in various reaction kettles, threaded connection is adopted, operation is simple, the success rate of disassembly is high, the surface of glass lining cannot be damaged, the thread machining precision is low, and machining is easy; the multi-layer glass-lined stirrer is detachably arranged, various impellers can be combined, and the stirring effect is good; machining is facilitated due to segmentation of the shaft; convenience in disassembly, anti-corrosion performance, manufacturing simplicity and the stirring effect are guaranteed.
Description
Technical field
The invention belongs to chemical machinery field, be specifically related to a kind of enamel detachable stirrer be threaded.
Background technology
Glassed steel reaction vessels, due to its fine corrosion resistance, any surface finish easy to clean, the advantage such as non-metallic ion pollutes, price is low, is widely used in fields such as chemical industry, medicine, agricultural chemicals, food; But its agitator paddle type used is dull, domestic general based on paddle, vane type, anchor formula, frame and axial-flow type.Agitator surface needs enamel, and due to the particular/special requirement of enamel technique, blade is all welded into overall structure with shaft, and corner has all needed arc transition.Due to this overall structure of enamel glass stirrer, this just needs glassed steel reaction vessels to design a larger stirring installing port, or the structure adopting kettle cover and still status to open, so that taking-up or put into agitator.Such structural design shortcoming is a lot, is first arrange large opening, adds sealing difficulty, easily leak; Secondly, when each installation or taking-up agitator, need whole to stir all to take out, also must first remove the parts such as motor, reductor, mechanical seal, frame during taking-up, workload is very large; Again, large diameter agitator, when on lathe, spindle nose is stirred in processing, whole agitator clamping is very difficult, and processing cost is high; Finally, propeller-blade pattern is fixing, wants to change blade form, must change whole agitator, be not easy to the convenient change of production technology.
Based on the existence of above-mentioned situation, the development of enamel detachable stirrer obtains the attention of global enamel manufacturer.Current enamel detachable stirrer is disclosed and described by having in the prior art, the agitator described in such as U.S. Patent number 4221488, U. S. application numbers 695321 and China Patent No. 86100649; But their know-why is identical substantially, detachable stirrer comprises a driving shaft and one or more removable impeller; Impeller comprises one for the wheel hub that is connected with driving shaft and two or more from the outwardly directed blade of wheel hub; The module outer surface exposed in media as well all scribbles one deck enamel coating to resist corrosion, prevents from adhering to and wearing and tearing.Utilize principle of expanding with heat and contracting with cold, blade wheel hub interference fit is arranged on shaft.Blade wheelboss inner hole and shaft cylindrical enamel surface all need to carry out accurate honing or grinding, and strict its margin of tolerance of control.Under normal temperature state, diameter of bore is more slightly smaller than axle external diameter, belongs to interference fit.Need during installation by wheelboss inner hole heating or by shaft cryogenic refrigeration, what utilize variations in temperature to cause expands with heat and contract with cold, make diameter of bore slightly larger than axle external diameter, form matched in clearance, can successfully by blade wheel hub sleeve on axle, when by the time blade is consistent with axle temperature degree, obtain reliable connection.When removing blade, also use the same method, by the heating of blade wheel hub or by axle cryogenic refrigeration, make endoporus and axle matching loose, then taken off.But this dismounting technology, there is a lot of problems: 1, agitator is more difficult when removing blade, because freezing or when heating blade wheel hub to shaft, heat trnasfer phenomenon is unavoidably there is between wheel hub and axle, result in temperature difference to diminish, the amount of expanding with heat and contract with cold reduces, and more difficult when making to remove, the phenomenon that cannot remove happens occasionally.2, during installation and removal, need to use liquid nitrogen and some other specific purpose tool, complicated operation.3, enamel surface honing (grinding) required precision of blade wheelboss inner hole and axle cooperation place is very high, processes very difficult, and also domestic enamel manufacturer can not one of the main reason of popularity detachable stirrer just for this.
Therefore, generally speaking, current enamel detachable stirrer difficulty of processing is large, installs and removes difficulty, the original decay resistance of destructible enamel.
Summary of the invention
The object of the invention is the defect overcoming prior art existence, provide a kind of disassembling operations simple, be disassembled into power high, can not destroy enamel surface, processing is simple, good seal performance, antiseptic property is good, the enamel detachable stirrer that what mixing effect was good be threaded.
The technical solution adopted for the present invention to solve the technical problems is: a kind of enamel detachable stirrer be threaded, it comprises drive unit and mixing component, mixing component comprises the shaft, the first end stand, the first screw rod and the first impeller that connect successively, and the shaft one end away from the first end stand is connected with the driving shaft of drive unit; First impeller hub be axially provided with blind hole, first screw rod one end away from the first end stand is connected with blind threaded, is fitted with seal receptacle between the wheel hub of the first end stand and the first impeller; The direction of rotation of mixing component is consistent with the hand of spiral that the first screw rod screws in blind hole, and the driving shaft of drive unit is provided with anti-reverse mechanism.
Drive unit of the present invention drives shaft to rotate in the direction of the clock, and namely rotate by the direction of the first screw flight screw-in blind hole, screw thread can revolve tighter and tighter, can not unclamp, and press seal seat makes it sealing; Now, namely glass lined first impeller in surface is driven and stirs.When if shaft is for being rotated counterclockwise, because the first impeller is subject to the resistance of medium in reactor, being equivalent to unclamp screw thread in the other direction, being easy to cause loosening or departing from of screw connection point; And in the present invention only in the first screw rod and blind hole for metal surface, do not scribble enamel coating, the first screw rod of the present invention and blind hole therefore can be made to be corroded or to damage.For this reason, the driving shaft of drive unit is provided with anti-reverse mechanism, shaft can be avoided to be rotated counterclockwise.Antiseptic property of the present invention is good, can be applicable on the reactor of all kinds of strong corrosive media.
When needs install or remove, can to install or remove easily in the small space of open type or enclosed reactor inside, and installation and removal very simple, namely by size limited import or export blade to be put in assembling or dismounting is taken out.Install and only need threaded together, dismounting only needs to unclamp screw thread, does not need to carry out complicated interference and is linked and packed or dismantles.The dismounting method that expands with heat and contract with cold of prior art, needs to use liquid nitrogen and some other specific purpose tool, dismounting difficulty, and destructible enamel surface, is disassembled into power low, and uses the present invention to dismantle can to guarantee absolutely success, simple to operate; First screw rod and blind hole do not have enamel coating, but is provided with seal receptacle between the first end stand and the first impeller hub and seals, therefore can not destroy antiseptic property of the present invention.In addition, enamel surface honing (grinding) required precision of the impeller hub endoporus of prior art and axle cooperation place is very high, processes very difficult; And the present invention only need on the first screw rod and blind hole machining screw and grinding seal surface smooth, screw thread process is simple, does not need high-precision machined surface quality and tolerance grade to control; And then join a seal receptacle, press seal seat seals, and seal receptacle is ordinary seals, and easily, procurement cycle is short in buying.
Particularly, shaft is divided into the first axle and the second axle, the second impeller is fixedly connected with between first axle and the second axle, second axle one end away from the second impeller is connected with the driving shaft of drive unit, first end stand is located at first axle one end away from the second impeller, and the second impeller, the first axle, the first end stand and the first screw rod set gradually.
Second axle and the first axle are connected as one by the second impeller by segmentation place of the present invention, when agitator is longer, apparently, the present invention can be arranged to bilayer or multilayer enamel glass stirrer, and corresponding material can be made during stirring at reactor internal circulation flow, can carry out volume circulation, multilayer circulation flowing mixed performance is better, not easily formed and stir dead band, shear action is less, seethes better effects if up and down.According to different mixing demands, the blade of different types can be combined.
Particularly, one end that the first axle connects the second impeller is provided with the second screw rod and the second end stand, and the second screw rod, the second end stand, the first axle are connected successively with the first end stand; Second impeller hub be axially provided with through hole, second screw rod one end away from the second end stand is connected with through hole threaded one end, is fitted with seal receptacle between the second impeller hub and the second end stand.In like manner, the same with the first impeller, facilitate the dismounting of the first axle further, the structure be threaded makes the first axle handling ease further.
Further, one end that the second axle connects the second impeller is provided with the 3rd end stand and the 3rd screw rod, and the second axle, the 3rd end stand are connected successively with the 3rd screw rod; The 3rd screw rod one end away from the 3rd end stand is threaded with the through hole other end, is fitted with seal receptacle between the 3rd end stand and the second impeller hub.In like manner, the same with the first impeller, facilitate the dismounting of the second impeller further, the structure be threaded makes the second axle handling ease further.
Shaft can be divided into some sections of processing by the present invention simply, and then be threaded connection and assemble, the axle of segmentation is shorter, be convenient to machining screw, greatly can reduce the difficulty of processing of shaft like this, and can easily various types of stirring blade profile reasonably be combined, to reach best mixing effect.Therefore, the present invention ensure that the simple and stirring and mixing effect of enamel glass stirrer convenient disassembly, antiseptic property, manufacturing process simultaneously.In like manner, on basis of the present invention, according to identical structure, can arrange multistage axle and spliced by multiple impeller serial, manufacturing process is simpler, and stirring and mixing effect is better.
Particularly, the upper and lower surface of the sealing surface of first, second and third end stand, the upper surface of the first impeller hub and the second impeller hub is through grinding smooth enamel coat side; Can ensure that sealing surface flatness is high, good seal performance through grinding smooth enamel coat side.Preferably, enamel coat side thickness range is 0.8 ~ 2.0mm, and this thickness range is while guarantee antiseptic property, and the economy had, cost performance is high.
Particularly, the upper and lower faces of seal receptacle is equipped with circumferential groove, is provided with O RunddichtringO in circumferential groove, the material of O RunddichtringO is FFKM or bag fluorubber; Seal receptacle material is PTFE or modified ptfe.The dual-seal of seal receptacle and circumferential groove ensure that sealing property further.In industry, O RunddichtringO is a kind of automatic bidirectional effect potted component, and during installation, the initial sealing ability of O RunddichtringO self is given in the precommpression of its radial and axial aspect, and sealability increases with the raising of system pressure, good seal performance, and buying easily.The material of O RunddichtringO is FFKM or bag fluorubber, and seal receptacle material is PTFE or modified ptfe, and these material antiseptic performances are good.
Particularly, the shaft one end away from the first end stand is provided with mechanical seal and shaft coupling, and the first end stand, mechanical seal and shaft coupling set gradually; The driving shaft of drive unit is connected with the shaft one end away from the first end stand by shaft coupling.Mechanical seal further enhances sealing property; Driving torque is convenient in the setting of shaft coupling, is convenient to the dismounting of shaft and drive unit.
Particularly, drive unit comprises reductor and motor, speed reducer output shaft is connected with the shaft one end away from the first end stand by shaft coupling, the output shaft of motor is provided with the first belt pulley, the power shaft of reductor is provided with the second belt pulley, between the first belt pulley and the second belt pulley, belt is installed.
Reductor power shaft and motor output shaft are the driving shaft of drive unit, between with belt pulley and belt transmission, pulley drive steadily, vibrate little.Particularly, the glassed steel reaction vessels top that the present invention installs is provided with reaction kettle cover, and the stirring port that shaft is covered by reactor is stretched out, and through mechanical seal, then be connected with the output shaft of reductor by shaft coupling.The stirring port that reactor covers is provided with deceleration frame, and reductor is installed on the upper surface of deceleration frame, and mechanical seal is installed on the bottom of deceleration frame; Deceleration frame side is provided with electric machine support, and motor is installed on electric machine support, and the first belt pulley and the second belt pulley remain on sustained height, and namely motor and speed reducer carries out transmission by belt connection.
Preferably, anti-reverse mechanism is one-way clutch, and the inner ring of one-way clutch is connected with the output axle key of motor, and the outer shroud of one-way clutch is connected with the endoporus key of the first belt pulley.The anti-reverse of one-way clutch is effective, and moment of torsion transmission is stablized.Particularly, the action effect of one-way clutch is: the transmission that can only realize moment of torsion when rotating clockwise, when motor is for rotating counterclockwise, the inner and outer ring of one-way clutch can automatically separately, motor is dallied, cannot transmitting torque, can guarantee that shaft cannot rotate counterclockwise.Therefore, one-way clutch better can connect output shaft and first belt pulley of motor, simultaneously shaft can be avoided to reverse, and ensure that to be threaded fastening between impeller and shaft, ensure that the sealing of junction, ensure that anti-corrosive properties.
Preferably, anti-reverse mechanism is one-way clutch, and the inner ring of one-way clutch is connected with the input axle key of reductor, and the outer shroud of one-way clutch is connected with the endoporus key of the second belt pulley.In like manner, one-way clutch also can connect power shaft and second belt pulley of reductor better, and moment of torsion transmission is stablized, and shaft also can be avoided to reverse.
The beneficial effect of a kind of enamel detachable stirrer be threaded of the present invention is:
1. drive unit drives shaft to rotate in the direction of the clock, and screw thread can revolve tighter and tighter, can not unclamp, and press seal seat makes it sealing; Anti-reverse mechanism, can avoid shaft to be rotated counterclockwise; Antiseptic property is good, can install or remove at the small space of the open type of all kinds of strong corrosive media or enclosed reactor inside, simple to operate; Install and only need threaded together, dismounting only needs to unclamp screw thread, does not need to carry out complicated interference and is linked and packed or dismantles; Enamel surface can not be destroyed, be disassembled into power high; Screw thread on blind hole, through hole and first, second and third screw rod does not need high-precision machined surface quality and tolerance grade to control, and processing is simple;
2. sealing surface is can ensure that surface planarity is high through grinding smooth enamel coat side, good with shaft central axis degree, good seal performance;
3. be provided with sealing ring in circumferential groove, dual-seal ensure that sealing property further;
4, sealing ring is O RunddichtringO, good seal performance; The material of O RunddichtringO is FFKM or bag fluorubber, and seal receptacle material is PTFE or modified ptfe, and antiseptic property is good;
5, anti-reverse mechanism is one-way clutch, and one-way clutch can the better driving shaft of connecting drive device and belt pulley, and moment of torsion transmission is stablized, shaft can be avoided to reverse simultaneously, ensure that and be threaded fastening between the first impeller and shaft, ensure that the sealing of junction, ensure that anti-corrosive properties.
6, the setting of multilayer enamel glass stirrer, during stirring, multilayer circulation flowing good mixing property, is not easily formed and stirs dead band, seethe effective up and down, can need to arrange the combination of rational blade paddle type according to different mixing; Also shaft can be divided into some sections of processing simply, and then be threaded connection and assemble, the axle of segmentation is shorter, be convenient to machining screw, greatly can reduce the difficulty of processing of shaft like this, and can easily various types of stirring blade profile reasonably be combined, to reach best mixing effect; Ensure that the simple and stirring and mixing effect of enamel glass stirrer convenient disassembly, antiseptic property, manufacturing process simultaneously.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the mixing component schematic diagram of embodiment one;
Fig. 2 is the partial sectional view that the first impeller of a kind of enamel detachable stirrer be threaded of the present invention is connected with shaft;
Fig. 3 is the partial enlarged drawing of part A in Fig. 2;
Fig. 4 is the sectional view of the first end stand of a kind of enamel detachable stirrer be threaded of the present invention;
Fig. 5 is the seal receptacle sectional view of a kind of enamel detachable stirrer be threaded of the present invention;
Fig. 6 is the first impeller sectional view of a kind of enamel detachable stirrer be threaded of the present invention;
Fig. 7 is the overall schematic of a kind of enamel detachable stirrer be threaded of the present invention;
Fig. 8 is the top view that the one-way clutch of a kind of enamel detachable stirrer be threaded of the present invention is installed on motor output shaft;
Fig. 9 is the top view that the one-way clutch of a kind of enamel detachable stirrer be threaded of the present invention is installed on reductor power shaft;
Figure 10 is the mixing component schematic diagram of embodiment two;
The partial sectional view that Figure 11 is the second axle of embodiment two, the first axle is connected with the second impeller;
Figure 12 is the partial sectional view of part B in Figure 11;
Figure 13 is the partial sectional view of the second impeller of embodiment two.
Wherein: 1. drive unit, 101. anti-reverse mechanisms, 102. reductors, 103. motors, 104. first belt pulleys, 105. second belt pulleys; 2. mixing component, 201. first end stand, 202. first screw rods, 203. first impellers, 2031. blind holes, 204. seal receptacles, 2041. circumferential groove, 205. second axles, 206. first axles, 207. second impellers, 2071. through holes, 208. second screw rods, 209. second end stand, 210. the 3rd end stand, 211. the 3rd screw rods, 212.O RunddichtringO; 3. mechanical seal, 4. shaft coupling, 5. react kettle cover, 6. deceleration frame, 7. electric machine support.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
Embodiment one
The embodiment one of the of the present invention a kind of enamel detachable stirrer be threaded as shown in Fig. 1 ~ Fig. 9, it comprises drive unit 1 and mixing component 2, mixing component 2 comprises the shaft, the first end stand 201, first screw rod 202 and the first impeller 203 that connect successively, and the shaft one end away from the first end stand 201 is connected with the driving shaft of drive unit 1; First impeller 203 wheel hub be axially provided with blind hole 2031, first screw rod 202 one end away from the first end stand 201 is threaded with blind hole 2031, is fitted with seal receptacle 204 between the first end stand 201 and the wheel hub of the first impeller 203; The direction of rotation of mixing component 2 is consistent with the hand of spiral that the first screw rod 202 screws in blind hole 2031, the driving shaft of drive unit 1 is provided with anti-reverse mechanism 101.
The drive unit 1 of embodiment one drives shaft to rotate in the direction of the clock, and the direction being namely threaded into blind hole 2031 by the first screw rod 202 rotates, and screw thread can revolve tighter and tighter, can not unclamp, and press seal seat 204 makes it sealing; Now, namely glass lined first impeller 203 in surface is driven and stirs.When if shaft is for being rotated counterclockwise, because the first impeller 203 is subject to the resistance of medium in reactor, being equivalent to unclamp screw thread in the other direction, being easy to cause loosening or departing from of screw connection point; And in the present embodiment only in the first screw rod 202 and blind hole 2031 for metal surface, do not scribble enamel coating, first screw rod 202 of the present embodiment and blind hole 2031 therefore can be made to be corroded or to damage.For this reason, the driving shaft of drive unit 1 is provided with anti-reverse mechanism 101, shaft can be avoided to be rotated counterclockwise.The present embodiment antiseptic property is good, can be applicable on the reactor of all kinds of strong corrosive media.
When needs install or remove, can to install or remove easily in the small space of open type or enclosed reactor inside, and installation and removal very simple, namely by size limited import or export blade to be put in assembling or dismounting is taken out.Install and only need threaded together, dismounting only needs to unclamp screw thread, does not need to carry out complicated interference and is linked and packed or dismantles.The dismounting method that expands with heat and contract with cold of prior art, needs to use liquid nitrogen and some other specific purpose tool, dismounting difficulty, and destructible enamel surface, is disassembled into power low, and uses the present embodiment dismounting can guarantee absolutely success, simple to operate; First screw rod 202 and blind hole 2031 there is not enamel coating, but has seal receptacle 204 to seal between the first end stand 201 and the first impeller 203 wheel hub, therefore can not destroy the antiseptic property of the present embodiment.In addition, enamel surface honing (grinding) required precision of the impeller hub endoporus of prior art and axle cooperation place is very high, processes very difficult; And the present embodiment only need on the first screw rod 202 and blind hole 2031 machining screw and grinding seal surface smooth, screw thread process is simple, does not need high-precision machined surface quality and tolerance grade to control; And then join a seal receptacle 204, press seal seat 204 seals, and seal receptacle 204 is ordinary seals, and easily, procurement cycle is short in buying.
Particularly, the sealing surface of the first end stand 201 and the upper surface of the first impeller 203 wheel hub are through grinding smooth enamel coat side; Can ensure that sealing surface flatness is high, good seal performance through grinding smooth enamel coat side.Preferably, enamel coat side thickness range is 0.8 ~ 2.0mm, and this thickness range is while guarantee antiseptic property, and the economy had, cost performance is high.
Particularly, the upper and lower faces of seal receptacle 204 is equipped with circumferential groove 2041, the material being provided with O RunddichtringO 212, O RunddichtringO 212 in circumferential groove 2041 is FFKM or bag fluorubber; Seal receptacle 204 material is PTFE or modified ptfe.The dual-seal of seal receptacle 204 and circumferential groove 2041 ensure that sealing property further.In industry, O RunddichtringO 212 is a kind of automatic bidirectional effect potted components, and during installation, the initial sealing ability of O RunddichtringO 212 self is given in the precommpression of its radial and axial aspect, and sealability increases with the raising of system pressure, good seal performance, and buying is easily.The material of O RunddichtringO 212 is FFKM or bag fluorubber, and seal receptacle 204 material is PTFE or modified ptfe, and these material antiseptic performances are good.
Particularly, mechanical seal 3 is provided with away from shaft one end of the first end stand 201 and shaft coupling 4, first end stand 201, mechanical seal 3 and shaft coupling 4 set gradually; The driving shaft of drive unit 1 is connected with the shaft one end away from the first end stand 201 by shaft coupling 4.Mechanical seal 3 further enhances sealing property; Driving torque is convenient in the setting of shaft coupling 4, is convenient to the dismounting of shaft and drive unit 1.
Particularly, drive unit 1 comprises reductor 102 and motor 103, reductor 102 output shaft is connected with the shaft one end away from the first end stand 201 by shaft coupling 4, the output shaft of motor 103 is provided with the first belt pulley 104, the power shaft of reductor 102 is provided with between the second belt pulley 105, first belt pulley 104 and the second belt pulley 105 and belt is installed.
Reductor 102 power shaft and motor 103 output shaft are the driving shaft of drive unit 1, between with belt pulley and belt transmission, pulley drive steadily, vibrate little.Particularly, the glassed steel reaction vessels top that the present embodiment is installed is provided with reaction kettle cover 5, and shaft is stretched out by the stirring port on reaction kettle cover 5, and through mechanical seal 3, then be connected with the output shaft of reductor 102 by shaft coupling 4.Stirring port on reaction kettle cover 5 is provided with deceleration frame 6, and reductor 102 is installed on the upper surface of deceleration frame 6, and mechanical seal 3 is installed on the bottom of deceleration frame 6; Deceleration frame 6 side has been provided with electric machine support 7, and motor 103 is installed on electric machine support 7, and the first belt pulley 104 and the second belt pulley 105 remain on sustained height, and namely motor 103 and reductor 102 are connected by belt and carry out transmission.
Preferably, anti-reverse mechanism 101 is one-way clutch, and the inner ring of one-way clutch is connected with the output axle key of motor 103, and the outer shroud of one-way clutch is connected with the endoporus key of the first belt pulley 104.The anti-reverse of one-way clutch is effective, and moment of torsion transmission is stablized.Particularly, the action effect of one-way clutch is: the transmission that can only realize moment of torsion when rotating clockwise, when motor 103 is for rotating counterclockwise, the inner and outer ring of one-way clutch can automatically separately, motor 103 is dallied, cannot transmitting torque, can guarantee that shaft cannot rotate counterclockwise.Therefore, one-way clutch better can connect output shaft and first belt pulley 104 of motor 103, simultaneously shaft can be avoided to reverse, and ensure that to be threaded fastening between impeller and shaft, ensure that the sealing of junction, ensure that anti-corrosive properties.
Preferably, anti-reverse mechanism 101 is one-way clutch, and the inner ring of one-way clutch is connected with the input axle key of reductor 102, and the outer shroud of one-way clutch is connected with the endoporus key of the second belt pulley 105.In like manner, one-way clutch also can connect power shaft and second belt pulley 105 of reductor 102 better, and moment of torsion transmission is stablized, and shaft also can be avoided to reverse.
Embodiment two
As shown in Fig. 2 ~ Figure 13, embodiment two is with the difference of embodiment one: the shaft of embodiment one is integral type structure, and the shaft of embodiment two is segmentation structure, be specially: shaft is divided into the first axle 206 and the second axle 205, the second impeller 207 is fixedly connected with between first axle 206 and the second axle 205, second axle 205 one end away from the second impeller 207 is connected with the driving shaft of drive unit 1, first end stand 201 is located at first axle 206 one end away from the second impeller 207, second impeller 207, first axle 206, first end stand 201 and the first screw rod 202 set gradually.Other structures are with embodiment one.
Other structures are with embodiment one, and its corresponding technique effect is also with embodiment one.Second axle 205 and the first axle 206 are connected as one by the second impeller 207 by the present embodiment segmentation place, when agitator is longer, the present embodiment can be arranged to double-deck enamel glass stirrer, corresponding material can be made during stirring at reactor internal circulation flow, can carry out volume circulation, multilayer circulation flowing mixed performance is better, is not easily formed and stirs dead band, shear action is less, seethes better effects if up and down.According to different mixing demands, the blade of different types can be combined.
Particularly, one end that the first axle 206 connects the second impeller 207 is provided with the second screw rod 208 and the second end stand 209, second screw rod 208, second end stand 209, first axle 206 is connected successively with the first end stand 201; Second impeller 207 wheel hub be axially provided with through hole 2071, second screw rod 208 one end away from the second end stand 209 is connected with through hole 2071 threaded one end, is fitted with seal receptacle 204 between the second impeller 207 wheel hub and the second end stand 209.
First axle 206 and the second impeller 207 syndeton are with embodiment one, and technique effect is identical, facilitates the dismounting of the first axle 206 further, and the structure be threaded makes the first axle 206 handling ease further.
Further, one end that the second axle 205 connects the second impeller 207 is provided with the 3rd end stand 210 and the 3rd screw rod 211, second axle 205, the 3rd end stand 210 are connected successively with the 3rd screw rod 211; The 3rd screw rod 211 one end away from the 3rd end stand 210 is threaded with through hole 2071 other end, is fitted with seal receptacle 204 between the 3rd end stand 210 and the second impeller 207 wheel hub.
Second axle 205 and the second impeller 207 syndeton are with embodiment one, and technique effect is identical, facilitates the dismounting of the second impeller 207 further, and the structure be threaded makes the second axle 205 handling ease further.
Shaft can be divided into some sections of processing by the present embodiment simply, and then be threaded connection and assemble, the axle of segmentation is shorter, be convenient to machining screw, greatly can reduce the difficulty of processing of shaft like this, and can easily various types of stirring blade profile reasonably be combined, to reach best mixing effect.Therefore, embodiment two ensure that the simple and stirring and mixing effect of enamel glass stirrer convenient disassembly, antiseptic property, manufacturing process simultaneously.In like manner, on the basis of the present embodiment, according to identical structure, can arrange multistage axle and spliced by multiple impeller serial, manufacturing process is simpler, and stirring and mixing effect is better.
Preferably, the sealing surface of second and third end stand 209,210 and the upper and lower surface of the second impeller 207 wheel hub are through grinding smooth enamel coat side; Enamel coat side thickness range is 0.8 ~ 2.0mm; Relevant art effect, with embodiment one, makes the present embodiment technique effect strengthen.
Should be appreciated that specific embodiment described above only for explaining the present invention, being not intended to limit the present invention.Still be among protection scope of the present invention by spirit institute's apparent change of extending out of the present invention or change.
Claims (10)
1. the enamel detachable stirrer be threaded, it is characterized in that: comprise drive unit (1) and mixing component (2), described mixing component (2) comprises the shaft, the first end stand (201), the first screw rod (202) and the first impeller (203) that connect successively, and the shaft one end away from the first end stand (201) is connected with the driving shaft of drive unit (1); Described first impeller (203) wheel hub be axially provided with blind hole (2031), the first screw rod (202) one end away from the first end stand (201) is threaded with blind hole (2031), is fitted with seal receptacle (204) between described first end stand (201) and the wheel hub of the first impeller (203); The direction of rotation of described mixing component (2) is consistent with the hand of spiral that the first screw rod (202) screws in blind hole (2031), the driving shaft of described drive unit (1) is provided with anti-reverse mechanism (101).
2. a kind of enamel detachable stirrer be threaded according to claim 1, it is characterized in that: described shaft is divided into the first axle (206) and the second axle (205), the second impeller (207) is fixedly connected with between described first axle (206) and the second axle (205), the second axle (205) one end away from the second impeller (207) is connected with the driving shaft of drive unit (1), described first end stand (201) is located at the first axle (206) one end away from the second impeller (207), described second impeller (207), first axle (206), first end stand (201) and the first screw rod (202) set gradually.
3. a kind of enamel detachable stirrer be threaded according to claim 2, it is characterized in that: one end that described first axle (206) connects the second impeller (207) is provided with the second screw rod (208) and the second end stand (209), described second screw rod (208), the second end stand (209), the first axle (206) are connected successively with the first end stand (201); Described second impeller (207) wheel hub be axially provided with through hole (2071), the second screw rod (208) one end away from the second end stand (209) is connected with through hole (2071) threaded one end, is fitted with seal receptacle (204) between described second impeller (207) wheel hub and the second end stand (209).
4. a kind of enamel detachable stirrer be threaded according to claim 3, it is characterized in that: one end that described second axle (205) connects the second impeller (207) is provided with the 3rd end stand (210) and the 3rd screw rod (211), described second axle (205), the 3rd end stand (210) are connected successively with the 3rd screw rod (211); The 3rd screw rod (211) one end away from the 3rd end stand (210) is threaded with through hole (2071) other end, is fitted with seal receptacle (204) between described 3rd end stand (210) and the second impeller (207) wheel hub.
5. a kind of enamel detachable stirrer be threaded according to claim 4, is characterized in that: the upper and lower surface of the sealing surface of first, second and third end stand described (201,209,210), the upper surface of the first impeller (203) wheel hub and the second impeller (207) wheel hub is through grinding smooth enamel coat side; Described enamel coat side thickness range is 0.8 ~ 2.0mm.
6. a kind of enamel detachable stirrer be threaded according to claim 4, it is characterized in that: the upper and lower faces of described seal receptacle (204) is equipped with circumferential groove (2041), be provided with O RunddichtringO (212) in described circumferential groove (2041), described O RunddichtringO (212) material is FFKM or bag fluorubber; Described seal receptacle (204) material is PTFE or modified ptfe.
7. a kind of enamel detachable stirrer be threaded according to claim 1, it is characterized in that: the shaft one end away from the first end stand (201) is provided with mechanical seal (3) and shaft coupling (4), described first end stand (201), mechanical seal (3) and shaft coupling (4) set gradually; The driving shaft of described drive unit (1) is connected with the shaft one end away from the first end stand (201) by shaft coupling (4).
8. a kind of enamel detachable stirrer be threaded according to claim 7, it is characterized in that: described drive unit (1) comprises reductor (102) and motor (103), described reductor (102) output shaft is connected with the shaft one end away from the first end stand (201) by shaft coupling (4), the output shaft of described motor (103) is provided with the first belt pulley (104), the power shaft of described reductor (102) is provided with the second belt pulley (105), between the first belt pulley (104) and the second belt pulley (105), belt is installed.
9. a kind of enamel detachable stirrer be threaded according to claim 8, it is characterized in that: described anti-reverse mechanism (101) is one-way clutch, the inner ring of described one-way clutch is connected with the output axle key of motor (103), and the outer shroud of described one-way clutch is connected with the endoporus key of the first belt pulley (104).
10. a kind of enamel detachable stirrer be threaded according to claim 8, it is characterized in that: described anti-reverse mechanism (101) is one-way clutch, the inner ring of described one-way clutch is connected with the input axle key of reductor (102), and the outer shroud of described one-way clutch is connected with the endoporus key of the second belt pulley (105).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610037456.4A CN105478071B (en) | 2016-01-20 | 2016-01-20 | A kind of enamel detachable stirrer of threaded connection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610037456.4A CN105478071B (en) | 2016-01-20 | 2016-01-20 | A kind of enamel detachable stirrer of threaded connection |
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| CN105478071A true CN105478071A (en) | 2016-04-13 |
| CN105478071B CN105478071B (en) | 2017-06-16 |
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| CN201610037456.4A Active CN105478071B (en) | 2016-01-20 | 2016-01-20 | A kind of enamel detachable stirrer of threaded connection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105854767A (en) * | 2016-05-26 | 2016-08-17 | 南京正源搪瓷设备制造有限公司 | Glass-lined detachable stirrer |
| CN107638855A (en) * | 2017-09-08 | 2018-01-30 | 内蒙古蒙肽生物工程有限公司 | Plant micropowder, which suspends, strengthens stable machine |
| CN113457604A (en) * | 2021-06-16 | 2021-10-01 | 日照正源化工机械制造有限公司 | Multilayer detachable glass lining stirrer |
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| US3526467A (en) * | 1968-08-23 | 1970-09-01 | Chemineer | Agitator impeller |
| CN201228733Y (en) * | 2008-06-26 | 2009-04-29 | 温州市工业科学研究院磁传动设备厂 | Shaft coupling device for enamel kettle |
| CN203816569U (en) * | 2014-04-17 | 2014-09-10 | 南京正源搪瓷设备制造有限公司 | Novel glass lining blade type stirrer |
| CN105126673A (en) * | 2015-08-26 | 2015-12-09 | 无锡恒诚硅业有限公司 | White carbon black stirring device |
| CN205517702U (en) * | 2016-01-20 | 2016-08-31 | 南京正源搪瓷设备制造有限公司 | Threaded connection wards off removable agitator of glass |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3526467A (en) * | 1968-08-23 | 1970-09-01 | Chemineer | Agitator impeller |
| CN201228733Y (en) * | 2008-06-26 | 2009-04-29 | 温州市工业科学研究院磁传动设备厂 | Shaft coupling device for enamel kettle |
| CN203816569U (en) * | 2014-04-17 | 2014-09-10 | 南京正源搪瓷设备制造有限公司 | Novel glass lining blade type stirrer |
| CN105126673A (en) * | 2015-08-26 | 2015-12-09 | 无锡恒诚硅业有限公司 | White carbon black stirring device |
| CN205517702U (en) * | 2016-01-20 | 2016-08-31 | 南京正源搪瓷设备制造有限公司 | Threaded connection wards off removable agitator of glass |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105854767A (en) * | 2016-05-26 | 2016-08-17 | 南京正源搪瓷设备制造有限公司 | Glass-lined detachable stirrer |
| CN107638855A (en) * | 2017-09-08 | 2018-01-30 | 内蒙古蒙肽生物工程有限公司 | Plant micropowder, which suspends, strengthens stable machine |
| CN113457604A (en) * | 2021-06-16 | 2021-10-01 | 日照正源化工机械制造有限公司 | Multilayer detachable glass lining stirrer |
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| Publication number | Publication date |
|---|---|
| CN105478071B (en) | 2017-06-16 |
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Effective date of registration: 20200423 Address after: 276800 north, 800m West, intersection of Shanghai Road and Lanzhou Road, Rizhao Economic and Technological Development Zone, Shandong Province Patentee after: Rizhao Zhengyuan Chemical Machinery Manufacturing Co., Ltd Address before: 211225, Jiangsu County, Nanjing City, Lishui province Lishui District Baima town industrial concentration area Patentee before: NANJING ZHENGYUAN ENAMEL EQUIPMENT MANUFACTURING Co.,Ltd. |
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Effective date of registration: 20211213 Address after: 210000 Baima town industrial concentration area, Lishui County, Nanjing, Jiangsu Patentee after: NANJING ZHENGYUAN ENAMEL EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 276800 north of 800m west of the intersection of Shanghai Road and Lanzhou Road, Rizhao Economic and Technological Development Zone, Shandong Province Patentee before: Rizhao Zhengyuan Chemical Machinery Manufacturing Co.,Ltd. |
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