CN207391191U - A kind of processing unit of antibiotic fermentation waste water - Google Patents

Abstract

The utility model discloses a kind of processing unit of antibiotic fermentation waste water, including interconnected coagulation reaction tank, the first sedimentation basin, the first neutralization pond, anaerobic pond, aerobic tank, the second sedimentation basin, the sour pond of tune, Fenton reaction tanks, the second neutralization pond, the 3rd sedimentation basin and oxidation pond；The coagulation reaction tank is connected with flocculant locker room and the first hydrochloric acid pond；First neutralization pond is connected with the first liquid caustic soda locker room, and suspending carrier is equipped in the anaerobic pond, aerobic tank, and the aerobic tank connects an aerator；Described that sour pond is adjusted to be connected with the second hydrochloric acid pond, the Fenton reaction tanks are connected with ferrous sulfate locker room and hydrogen peroxide locker room.The utility model can effectively reduce the COD in pharmacy waste water, improve the biodegradability of wastewater effluent, good waste water treatment effect；The impulse-durability effect of equipment is good, is suitable for the larger variation water quality of pharmacy waste water generation, and service life is long.

Description

A kind of processing unit of antibiotic fermentation waste water

Technical field

The utility model belongs to industrial waste water treatment, more particularly, to a kind of processing of antibiotic fermentation waste water Device and processing method.

Background technology

With the continuous growth of economic level, pharmacy waste water total amount also constantly increases, therefore, for the demand of wastewater treatment Also constantly enhancing.Antibiotic can generate substantial amounts of waste water in pharmacy procedure, and the water-quality constituents of these waste water is complicated, impact load Greatly, and poisonous and harmful substance is more, and the traditional handicraft of existing town sewage plant can not tackle such waste water or even such waste water The normal operation of town sewage plant may be influenced by being discharged into urban wastewater treatment official website.

The device generally use coagulation of existing pharmacy wastewater treatment and aerobic Air Exposure technique are removed in waste water COD（COD：Refer under certain condition, the oxidant content consumed when handling water sample using certain strong oxidizer It refers to represent that reducing substances has various organic matters, nitrite, sulphur in an index water of reducing substances content in water Compound and ferrous salt）；But the coagulation effect of this kind of processing mode is poor, treated waste water COD remains unchanged very high, biodegradability Difference, it is difficult to reach wastewater treatment standard.

Utility model content

The utility model is anti-in order to overcome the deficiencies of the prior art and provide that a kind of coagulation effect is good, sewage water outlet COD is low The processing unit and processing method of raw element fermentation waste water.

To achieve these goals, the utility model uses following technical scheme：A kind of processing of antibiotic fermentation waste water Device and processing method, including interconnected coagulation reaction tank, the first sedimentation basin, the first neutralization pond, anaerobic pond, aerobic tank, Second sedimentation basin adjusts sour pond, Fenton reaction tanks, the second neutralization pond, the 3rd sedimentation basin and oxidation pond；The coagulation reaction tank It is connected with flocculant locker room and the first hydrochloric acid pond；First neutralization pond is connected with the first liquid caustic soda locker room, the anaerobic pond, Suspending carrier is equipped in aerobic tank, the aerobic tank connects an aerator；It is described that sour pond is adjusted to be connected with the second hydrochloric acid pond, institute It states Fenton reaction tanks and is connected with ferrous sulfate locker room and hydrogen peroxide locker room；First neutralization pond, the second neutralization pond with And blender is equipped in Fenton reaction tanks, the coagulation reaction tank is equipped with a coagulation agitating device；The agitating device bag Include the first mixing component, the second mixing component and for driving relatively described first mixing component of second mixing component reversed The transmission parts of rotation.Coagulation reaction tank is provided in the utility model, coagulation can be carried out to waste water in advance between water process Processing, a large amount of COD removed in waste water；Coordinate the processing of anaerobic pond, Fenton reaction tanks again, in the removal waste water of high degree COD, for comparing traditional Aerobic Process for Treatment, the COD after wastewater effluent reduces at least 70%, improves the biochemical of wastewater effluent Property, good waste water treatment effect；And oxidation pond is additionally arranged after Fenton reaction tanks, the COD of wastewater effluent can be further reduced, simultaneously The running expense of oxidation pond is low, safeguards and easy to maintenance, effectively reduces processing cost；There is provided two to stir for coagulation agitating device Component is mixed, the scope of stirring is wider so that medicament and sewage mixing in coagulation reaction tank are more uniformly distributed, and compare general mixer For, the removal rate of the substances such as COD, BOD and heavy metal ion improves at least 60% in waste water, and water treatment effect is more preferable；And Rotation direction between first mixing component and the second mixing component is on the contrary, so that the sewage in coagulation reaction tank is first Two strands of eddy flows are generated under the drive of mixing component and the second mixing component respectively, are mutually collided between two strands of eddy flows, are compared common Stirring structure for, the composite rate between sewage and medicament improves at least 60%, COD removal rates and is up to 50%, high degree Raising treatment effeciency；The second mixing component is passed directly to by the first mixing component to rotate, and a power source is only set Drive two mixing component actions, more energy conservation and environmental protection.

Further, first mixing component includes head rod body, is fixedly arranged on the first of first body of rod lower part Stirring rod and the actuator for for the head rod body to be driven to rotate first stirring rod being driven to rotate.

Further, second mixing component includes the second connecting-rod body and is fixedly arranged on the second connecting-rod body lower part Second stirring rod；The transmission parts include upper drive link, underdrive bar and gear shift structure；Gear shift structure can pass Variable speed operation is carried out to speed in dynamic process so that the second mixing component and the first mixing component rotate speed with respective respectively Degree is rotated, and the two also differs the rotating speed for the eddy flow that sewage generates, under the influence of speed discrepancy, sewage and medicament collision Effect is more preferable, and the flocculating effect of waste water is more preferable, effectively reduces the COD in waste water.

Preferably, the gear shift structure includes the pedestal being fixedly arranged in second connecting rod, driving gear, encloses and set In the transmission gear outside the driving gear and enclose the power output gear outside the transmission gear；The upper drive link upper end with The head rod body is connected, and lower end coordinates with the driving gear rotation stop, and the underdrive bar upper end and the power are defeated Go out the cooperation of gear rotation stop, lower end is connected with second connecting-rod body；Gear shift structure can be during transmission to speed Carry out variable speed operation so that the second mixing component and the first mixing component are rotated respectively with respective velocity of rotation, the two The rotating speed of the eddy flow of sewage generation is also differed, under the influence of speed discrepancy, sewage and medicament collision effect are more preferable, waste water Flocculating effect is more preferable, effectively reduces the COD in waste water.

Further, second connecting-rod body includes the upper body of rod and the lower body of rod, and the pedestal is arranged on the lower body of rod End, base end extend outward to form a locating flange, and the lower body of rod upper end has the branch connected with locating flange cooperation Side is supportted, the upper body of rod lower end has the extension connected with locating flange cooperation；Second connecting-rod body be divided into the body of rod and The lower body of rod, can be after leading part pedestal be assemblied on the body of rod, then the lower body of rod is assembled on pedestal, assembles more easy, pedestal Interior gear can be assembled in advance to be connected pedestal and inserts together in upper boom body again, coordinate between each gear it is more close, production Effect is more preferable；Locating flange and with support become be engaged, effectively pedestal is limited on the upper body of rod, extension can match somebody with somebody with support portion It closes and /V is carried out to pedestal, pedestal can not move up and down；It is mutually connected, can be connected by welding between three, When being placed in oxidation reaction pond water is there will not be to enter in the body of rod, in gear be hardly damaged, and the body of rod do not intake so that Its lighter weight is more easy to be rotated by actuator.

Further, the head rod body upper end is equipped with a connecting portion, which protrudes from first connection The outer surface of the body of rod is set；The upper body of rod top has one and the matched suspension part in connecting portion bottom surface；Realize that first connects Extension bar body is rotatably connected with the second connecting-rod body.

Further, the underdrive bar is equipped with Anti-shaking structure, which includes anti-shake disk body, the drive link It is arranged in the anti-shake disk body, being connected between drive link and anti-shake disk body effectively prevents lower stirring rod from occurring during stirring It rocks and underdrive bar is driven to rock, coordinate between underdrive bar and power output gear more stable.

Preferably, the anti-shake disk body side wall is equipped with the anti-shake layer being fabricated from a flexible material, and reduces anti-shake disk body and company The bounce generated when wall is hit in extension bar body.

Further, the aerator includes the aerating pipelines being layed on the oxidation reaction bottom of pond face, interval The even aeration head being arranged on aerating pipelines and the air blower being connected with the aerating pipelines；By aerator in aerobic tank into Row aeration, ensures there is sufficient oxygen in aerobic tank, and the reaction effect of waste water is more preferable；Aeration head is uniformly distributed, aeration effect It is more balanced.

Or it is further, the suspending carrier is suspended biological filler, is depended on the suspending carrier of the anaerobic pond and is Anaerobic bacteria, it is aerobic bacteria to depend on the suspending carrier of the aerobic tank.

The utility model can be resistant to the impact of great water quality, since the treating method and apparatus in front end has coagulating treatment Technique, can with the variation of water quality and quantity come adjust dosage number, and intermediate treatment has anaerobic pond and aerobic tank, End-o f-pipe -control has Fenton reaction tanks, and multistage technology has shared risk for the impact of water quality, therefore is adapted to larger water quality Fluctuation.

System end is provided with bio-oxidation pond after Fenton reactions, reduces further water outlet COD and other indexs, Fenton reacts the COD for reducing water outlet, while the biodegradability for also improving water outlet is poor, can further carry out biochemistry at this time, The processing method make use of this feature, is provided with oxidation pond after Fenton reactions, reduces further water outlet COD.

In conclusion the utility model can effectively remove the COD in waste water, the COD contents of wastewater effluent are effectively reduced, are given up Water treatment efficiency is good, and wastewater biodegradability is high；Coagulation agitating device is to the good mixing effect of sewage and flocculant, and coagulation is to waste water COD removal rates it is high, effectively mitigate the processing load of other equipment, and good waste water treatment effect.

Description of the drawings

Fig. 1 is the structure diagram of the utility model.

Fig. 2 is the structure diagram of the agitating device of the utility model.

Fig. 3 is the partial schematic diagram of Fig. 2.

Fig. 4 is the top view of the pedestal of the utility model.

Specific embodiment

It is real below in conjunction with the utility model in order to which those skilled in the art is made to be better understood from the utility model The attached drawing in example is applied, clear, complete description is carried out to the technical scheme in the embodiment of the utility model.

As shown in Figs 1-4, the processing unit and processing method of a kind of antibiotic fermentation waste water, including interconnected coagulation The sour pond 7 of reaction tank 1, the first sedimentation basin 2, the first neutralization pond 3, anaerobic pond 4, aerobic tank 5, the second sedimentation basin 6, tune, Fenton are anti- Pond 8, the second neutralization pond 9, the 3rd sedimentation basin 10, oxidation pond 11, flocculant locker room 20, flocculant concentration is answered to pump the 21, first salt Sour pond 22, the first hydrochloric acid delivery pump 23, the first liquid caustic soda locker room 24, the first liquid caustic soda delivery pump 25, the second hydrochloric acid pond 26, the second salt Sour delivery pump 27, ferrous sulfate locker room 28, hydrogen peroxide locker room 29, the second liquid caustic soda store the 30, second liquid caustic soda delivery pump 31, PH It is worth detector 32 and blender 33；The anaerobic pond 4, aerobic tank 5 are handled waste water by MBBR technological principles, institute Fenton reaction tanks 8 are stated to handle waste water by Fenton methods；

It is connected between the coagulation reaction tank 1 and flocculant concentration pump 21 by pipeline, the flocculant concentration pump 21 is Centrifugal pump, on pipeline, for flocculant to be delivered to coagulation reaction tank by flocculant locker room；The flocculant is polymerization Ferric sulfate；Connected between the coagulation reaction tank 1 and the first hydrochloric acid pond 22 by pipeline, the first hydrochloric acid delivery pump 23 be from Heart pump, on pipeline, for hydrochloric acid to be delivered to coagulation reaction tank by the first hydrochloric acid pond；First neutralization pond 3 and first It is connected between liquid caustic soda locker room 24 by pipeline, the first liquid caustic soda delivery pump 25 is centrifugal pump, on pipeline, for by liquid Alkali is delivered to the first neutralization pond by the first liquid caustic soda locker room；Described adjust is connected between sour pond 7 and the second hydrochloric acid pond 26 by pipeline, The second hydrochloric acid delivery pump 27 is centrifugal pump, on pipeline, for hydrochloric acid to be delivered to the sour pond of tune by the second hydrochloric acid pond；Institute It states and is connected between Fenton reaction tanks 8 and ferrous sulfate locker room 28 by pipeline, pipeline is equipped with centrifugal pump, the Fenton It is connected between reaction tank 8 and hydrogen peroxide locker room 29 by pipeline, pipeline is equipped with centrifugal pump；Second neutralization pond 9 and It is connected between two liquid caustic soda storage 30 by pipeline, the second liquid caustic soda delivery pump 31 is centrifugal pump, on pipeline, for by liquid Alkali is delivered to the second neutralization pond 1 by the second liquid caustic soda locker room；The coagulation reaction tank 1 adjusts sour pond 7, the first neutralization pond 3 and second PH sensor 32 is equipped on neutralization pond 9, which is PH detectors；First neutralization pond 3, the second neutralization pond Blender 33 is equipped in 9 and Fenton reaction tanks 8, which is dasher.

Further, the coagulation reaction tank 1 is equipped with a coagulation coagulation agitating device 13；Specifically, coagulation stirring dress Putting 13 includes the first mixing component 14, the second mixing component 15 and transmission parts 16；First mixing component 14 include by The first stirring rod 142 and actuator 143 that head rod body made of stainless steel 141, four is made of stainless steel；It is described First stirring rod 142 is arranged on first body of rod lower part, circumferencial direction of four the first stirring rod 142 along head rod body 141 It is spaced apart, and is fixedly connected with first body of rod, the actuator 143 is electric rotating machine, and 141 upper end of head rod body is with being somebody's turn to do Actuator 143 is fixedly connected, and can be rotated by the actuator 143, and then first stirring rod is driven to rotate；It is described Second mixing component 15 includes the second connecting-rod body 151 being made of stainless steel and four the second stirring rod being made of stainless steel 152；Second stirring rod 152 is arranged on first body of rod lower part, and four the second stirring rod 152 are along the second connecting-rod body 151 It is multiple circumferentially spaced, and be fixedly connected with the second connecting-rod body 151；The transmission parts 16 are used to drive described second to stir Relatively described first mixing component of component is mixed to rotate backward, i.e., when described first mixing component 14 is rotationally clockwise, institute The second mixing component 15 is stated to rotate in an anti-clockwise direction.

Specifically, transmission parts 16 include upper 161, four underdrive bars 162 of drive link and gear shift structure, the tooth Taking turns speed changing structure includes pedestal 163,164,3 transmission gears 165 of driving gear and power output gear 166；The pedestal 163 are fixedly arranged in second connecting rod, and 164,3 transmission gears 165 of driving gear and power output gear 166 are arranged on and are somebody's turn to do In pedestal 163,3 transmission gears 165 are enclosed outside the driving gear, are intermeshed between the two, the power output gear 166 enclose outside the transmission gear, and power output gear 166 is cyclic structure, and with teeth, the tooth of inner surface is all provided on surfaces externally and internally It is meshed with transmission gear；Preferably, the pedestal 163 is equipped with the first limited post 1631 and 3 the second limited posts 1632, should Driving gear is set on the first limited post 1631, and 3 transmission gears are respectively sleeved on 3 the second limited posts 1632；It is described Upper 161 upper end of drive link is fixedly connected with the head rod body 141, and lower end coordinates with 164 rotation stop of driving gear, can The protrusion of strip on upper drive link is set, the groove of strip is equipped on driving gear inner wall, when upper drive link and driving tooth During wheel connection, in protrusion insertion groove, the rotation stop of the two is realized；162 upper end of underdrive bar and the power output gear 166 rotation stops coordinate, and lower end is fixedly connected with second connecting-rod body 151；The protrusion of strip can be set on underdrive bar, Power output gear inner wall is equipped with the groove of strip, when drive link is connected with power output gear instantly, protrusion insertion groove It is interior, realize the rotation stop of the two；When head rod body 141 rotates under the driving of actuator, upper drive link connects with first Extension bar body 141 acts together, and driving gear is driven to rotate, and during driving gear rotates, 3 driven gears rotate backward, It is rotate in same direction in driving power output gear with driven gear so that driving gear is rotated backward with power output gear, power Output gear drives underdrive bar to rotate, and underdrive bar drives the second connecting-rod body 151 to rotate, and realizes head rod body 141 With the reverse rotation of the second connecting-rod body 151；Since the diameter of power output gear is more than the diameter of driving gear, rotating speed is big In the rotating speed of driving gear so that the rotating speed of 141 and second connecting-rod body 151 of head rod body differs；The pedestal 163 A cricoid open channel 1633 is equipped with, underdrive bar 162 is connected after being pierced by the open channel 1633 with power output gear.

Further, the underdrive bar 162 is equipped with Anti-shaking structure, which includes two anti-shake disk bodies 19, institute It states drive link to be arranged in the anti-shake disk body 19, is to be fixedly connected between underdrive bar 162 and anti-shake disk body 19；The anti-shake disk 19 side wall of body is equipped with the anti-shake layer 191 being fabricated from a flexible material.

Specifically, second connecting-rod body 151 includes the upper body of rod 1511 and the lower body of rod 1512, the pedestal 163 is arranged on 1512 upper end of the lower body of rod, 163 end of pedestal extend outward to form a cricoid locating flange 171, the lower body of rod 1512 Upper end extends outward to form cricoid support edge 172, and when pedestal 163 is arranged on the lower body of rod 1512, locating flange 171 is placed in On support edge 172, the two can be fixedly connected by welding together；It is annular that 1511 lower end of the upper body of rod extends outward to form one Extension 173, together with which can be fixedly connected by welding with locating flange；On second connecting-rod body End is placed in head rod body 141, and 141 upper end of head rod body is equipped with a cricoid connecting portion 181, which protrudes It is set in the outer surface of the head rod body 141, a cricoid chamber is formed in the upper end of head rod body 141； 1511 top of the upper body of rod extends outward to form a cricoid suspension part 182, and the second connecting-rod body is placed in head rod body When in 141, suspension part 182 is placed in the connecting portion, and the lower surface of suspension part 182 is in contact with connecting portion bottom surface.

Suspending carrier 34 is equipped in the anaerobic pond 4, aerobic tank 5, it is preferred that the suspending carrier 34 is given birth to suspend Object filler, it is anaerobic bacteria to depend on the suspending carrier of the anaerobic pond 4, realizes anaerobic waste water biology of the waste water in anaerobic pond Processing；It is aerobic bacteria to be depended on the suspending carrier of the aerobic tank 5；Preferably, the aerobic tank 5 connects an aerator 35, improve oxygen for aerobic bacteria；Specifically, the aerator 35 includes aerating pipelines 351, aeration head 352 and air blower 353；The aeration tube road 351 is layed on 5 bottom surface of aerobic tank, aerating pipelines 351 have an air inlet, the air inlet with The air blower 353 is connected；The aeration head 352 is evenly spaced to be arranged on aerating pipelines, aerobic so as to which oxygen be fed through In pond 5, react with sewage.

Concrete operating principle is as follows：Sewage is sent into coagulation reaction tank 1, while flocculant concentration pump 21 starts, and will wad a quilt with cotton Solidifying agent is delivered to by flocculant locker room 20 in coagulation reaction tank；First hydrochloric acid delivery pump 23 starts, by hydrochloric acid by the first hydrochloric acid Pond 22 is delivered in coagulation reaction tank；By the pH value in pH sensor 32 in real time detection coagulation reaction tank 1, when pH value is 4- When 5, when being preferably 4, flocculant concentration pump 21 and the first hydrochloric acid delivery pump 23 stop, and coagulation agitating device 13 starts, to coagulation Sewage and medicament in reaction tank 1 are mixed；Sewage after coagulation is flowed into the first sedimentation basin 2, in the first sedimentation basin 2 Realize mud-water separation, the particle after coagulation is deposited on sedimentation basin bottom under the effect of gravity；The sewage clear liquid on upper strata flows into first Neutralization pond 3, the sludge of lower floor discharge；The first liquid caustic soda delivery pump 25 starts liquid caustic soda is defeated by the first liquid caustic soda locker room 24 afterwards It send to the first neutralization pond, by the pH value in pH sensor 32 in real time detection neutralization pond, when pH value is neutral（As 7 When）, the first liquid caustic soda delivery pump 25 stops, and blender 33, which starts, is stirred the sewage clear liquid in the first neutralization pond 3；It is dirty afterwards Water clear liquid flows into anaerobic pond 4, and after reacting 10h in anaerobic pond, sewage clear liquid is flowed into aerobic tank, and in aerobic tank 5 React 20h；Period aerator 35 is constantly aerated into aerobic tank, keeps aerobic tank dissolved oxygen in 2-4mg/L；It is dirty afterwards Water clear liquid is flowed into the second sedimentation basin 6, realizes mud-water separation, and the sewage clear liquid on upper strata, which flows into, adjusts sour pond 7, the sludge of lower floor to Outer discharge；Second hydrochloric acid delivery pump 27 starts is delivered to the sour pond 7 of tune by hydrochloric acid by the second hydrochloric acid pond 26, passes through pH sensor 32S detects the pH value adjusted in sour pond in real time, when pH value is 3-5, when being preferably 4, stops acid adding；Sewage clear liquid flows into afterwards In Fenton reaction tanks 8, ferrous sulfate locker room 28 to Fenton reaction tanks add ferrous sulfate, hydrogen peroxide locker room 29 to Fenton reaction tanks add hydrogen peroxide；Blender 33 starts simultaneously, and sewage clear liquid and medicament are stirred evenly；Sewage clear liquid afterwards The second neutralization pond 9 is flowed into, the second liquid caustic soda delivery pump 31 starts is delivered to the second neutralization pond by liquid caustic soda by the second liquid caustic soda locker room 30 9, by the pH value in pH sensor 32 in real time the second neutralization pond of detection, when pH value is shown as neutrality（When as 7）, stop Add alkali；Sewage clear liquid flows into the 3rd sedimentation basin 10 afterwards, realizes mud-water separation, and the sewage clear liquid on upper strata flows into oxidation pond 11, under The sludge of layer discharges；Sewage clear liquid reacts 20h in oxidation pond 11, finally discharges.

Obviously, described embodiment is only the part of the embodiment of the utility model, instead of all the embodiments. Based on the embodiment in the utility model, what those of ordinary skill in the art were obtained without making creative work Every other embodiment should all belong to the scope of the utility model protection.

Claims (5)

1. a kind of processing unit of antibiotic fermentation waste water, including interconnected coagulation reaction tank (1), the first sedimentation basin (2), First neutralization pond (3), anaerobic pond (4), the second sedimentation basin (6), adjust sour pond (7), Fenton reaction tanks (8), the at aerobic tank (5) Two neutralization ponds (9) and the 3rd sedimentation basin (10)；It is characterized in that：The coagulation reaction tank (1) is connected with flocculant locker room (20) and the first hydrochloric acid pond (22)；First neutralization pond (3) is connected with the first liquid caustic soda locker room (24), described to adjust sour pond (7) The second hydrochloric acid pond (26) is connected with, the Fenton reaction tanks (8) are connected with ferrous sulfate locker room (28) and hydrogen peroxide storage Room (29)；Second neutralization pond (9) is connected with the second liquid caustic soda storage (30)；First neutralization pond (3), the second neutralization pond (9) and in Fenton reaction tanks (8) blender (33) is equipped with, the coagulation reaction tank (1) is equipped with a coagulation agitating device (13)；The agitating device (13) includes the first mixing component (14), the second mixing component (15) and for driving described second The relatively described counter-rotational transmission parts of first mixing component (16) of mixing component.

2. a kind of processing unit of antibiotic fermentation waste water according to claim 1, it is characterised in that：First stirring Component (14) includes head rod body (141), is fixedly arranged on the first stirring rod (142) of the head rod body lower part and is used for The head rod body is driven to rotate the actuator (143) that first stirring rod is driven to rotate.

3. a kind of processing unit of antibiotic fermentation waste water according to claim 2, it is characterised in that：Second stirring Component (15) includes the second connecting-rod body (151) and the second stirring rod (152) for being fixedly arranged on the second connecting-rod body lower part；It is described Transmission parts (16) include upper drive link (161), underdrive bar (162) and gear shift structure.

4. a kind of processing unit of antibiotic fermentation waste water according to claim 3, it is characterised in that：The gear shift Structure includes the pedestal (163) being fixedly arranged in second connecting rod, driving gear (164), encloses outside the driving gear Transmission gear (165) and enclose the power output gear (166) outside the transmission gear；Upper drive link (161) upper end with The head rod body (141) is connected, and lower end coordinates with the driving gear (164) rotation stop, on the underdrive bar (162) End coordinates with the power output gear (166) rotation stop, and lower end is connected with second connecting-rod body (151).

5. a kind of processing unit of antibiotic fermentation waste water according to claim 4, it is characterised in that：Second connection The body of rod (151) includes the upper body of rod (1511) and the lower body of rod (1512), and the pedestal (163) is arranged on the lower body of rod (1512) End, pedestal (163) end extend outward to form a locating flange (171), and the lower body of rod (1512) upper end has and the positioning The connected support edge (172) of flange cooperation, the upper body of rod (1511) lower end have the extension connected with locating flange cooperation Portion (173).