CN108191121A - A kind of sewage disposal system containing metal - Google Patents

Abstract

The invention discloses a kind of sewage disposal system containing metal, pond body is divided into the first treatment tank and the second treatment tank by the partition board including pond body and in pond body, the partition board；Sewage flow mouth is respectively equipped at the top of first treatment tank and second treatment tank；Sewage treatment tank is respectively equipped in first treatment tank and second treatment tank；The sewage treatment tank includes left chamber and right chamber, and by unidirectional filter layer into between-line spacing between the left chamber and right chamber, the wherein one side wall of the right chamber is side filter layer.Sewage treating efficiency of the present invention is high, and the pollutant removal in sewage is clean, and sewage effluent quality is good；Secondly, it is ensured that the metallics in sewage can be deposited in left chamber substantially, facilitate the recycling of metal, improve resource utilization.

Description

A kind of sewage disposal system containing metal

Technical field

The invention belongs to field of sewage treatment equipment, more particularly, to a kind of sewage disposal system containing metal.

Background technology

Sewage disposal is to make the mistake that sewage reaches a certain water body of draining or the water quality requirement that reuses purifies it Journey.In current stage, for the sewage disposal containing metal equipment there are many shortcomings, for example, the gold in waste water Category is inconvenient to recycle, and can not thoroughly remove biological floe and colloidal substance, and treatment effeciency is low, influences effluent quality.

Invention content

The present invention in order to overcome the deficiencies of the prior art and provide a kind of good sewage processing effect, treatment effeciency it is high containing gold The sewage disposal system of category.

To achieve these goals, the present invention uses following technical scheme：A kind of sewage disposal system containing metal, including Pond body is divided into the first treatment tank and the second treatment tank by pond body and the partition board in pond body, the partition board；Institute It states and is respectively equipped with sewage flow mouth at the top of the first treatment tank and second treatment tank；First sewage disposal Sewage treatment tank is respectively equipped in pond and second treatment tank；The sewage treatment tank includes left chamber and right chamber, By unidirectional filter layer into between-line spacing between the left chamber and right chamber, the wherein one side wall of the right chamber is filtered for side Layer.Sewage disposal is carried out at the same time by being provided with left chamber and right chamber in the present invention, high degree improves sewage disposal Efficiency；Secondly, pass through the setting of unidirectional filter layer and side filter layer so that left chamber and right chamber respectively carry out sewage Filter operation, and then sewage can be directly realized by filtration treatment twice after left chamber and right chamber, further carry High cleaning water, and the pollutant removal in sewage is clean, the effluent quality of sewage is greatly improved after processing；And by It is larger in the weight of metallics, when being flowed at right chamber from left chamber, it can ensure the metallics coverlet in sewage It is all intercepted to filter layer, so that the metallics in sewage can be deposited in left chamber substantially, facilitates metal Recycling, improve resource utilization；The slow sink of setting prevents sewage, and into the excessive damage for leading to equipment of fashionable impact force, protection is set It is standby to extend service life of equipment.

Preferably, the unidirectional filter layer pore size filter is more than the side filter layer pore size filter；Due to unidirectional mistake The aperture of filtering layer is larger, and so as to ensure sewage during by left chamber to the right chamber, metallics being capable of quilt in advance It filters down, and biological floe and colloidal substance not will be filtered, so as to ensure that the substance deposited in left chamber is gold substantially Belong to substance, be not in the situation that metallics is mixed with biological floe and colloidal substance, consequently facilitating the later stage is to metallics Recovery processing, without carrying out complicated mask work, metallics recycling is convenient；The aperture of side filter layer is smaller, ensures When being flowed out in pond body by right chamber, biological floe and colloidal substance in sewage can be filtered down effectively sewage, be sunk In mass in the right chamber, so as to which by the setting of the different unidirectional filter layer in aperture and side filter layer, ensure that can either be to dirt Metallics, biological floe and colloidal substance in water are effectively filtered, and improve effluent quality, and can effectively avoid metal Occur situation about mixing between substance, biological floe and colloidal substance, be recycled convenient for metallics.

Preferably, the motor being connected in the right chamber equipped with rotation axis with the rotation axis；It is set in the rotation axis There is blade, which is equipped with holding tank, and flocculant is housed in the holding tank, and the blade is equipped with material spilling hole；By turning Processing of the rotation of moving axis to sewage can cause biological floe and colloidal substance to be flocculated under flocculant effect into particulate matter, into And biological floe and colloidal substance are thoroughly removed, chemical article is saved, improves treatment effeciency；When rotation axis rotates, holding tank Interior flocculant is dissolved in sewage, changes the relative velocity of flow by the material spilling hole on holding tank blade, accelerates flocculation Agent and the dissolubility of sewage, make sewage adequately be contacted with flocculant, avoid the waste of chemical article, save consumption.

Further, two fold baffles are respectively equipped in the left chamber and right chamber, which can be relatively described Left chamber and right chamber are from top to bottom stirred；The metal to precipitate and floccule are stored temporarily on fold baffle, when need When being recycled to metallics or left chamber and right chamber being cleared up, turned under controllable two folds baffle so that precipitating Substance discharge, avoid in normal handling process, sediment enters in pond body and effluent quality is impacted.

Further, the left chamber bottom is equipped with left bottom cover, and the right chamber bottom is equipped with right bottom cover, the left bottom cover It is connected respectively by the first spring with pond body with right bottom cover；When pollutant is leaked out downwards by the gap between two fold baffles, It can be deposited on bottom cover, sediment is avoided directly to fall in pond body；When need clear up sediment when, two fold baffles under turn over by So that sediment is dropped down onto on bottom cover, so as to which bottom cover will compress the first spring under the gravity of sediment so that bottom cover is opened The opening of left and right cavity bottom；After sediment is discharged substantially, bottom cover will seal left and right chamber bottom under the pressure of the first spring The opening in portion ensures under equipment normal operating condition that there is no gaps between bottom cover and left and right cavity bottom opening, and it is heavy to ensure Starch will not fall into being impacted to effluent quality in pond body.

Further, the pond body is equipped with the driving device for the two folds baffle to be driven to downwardly turn over simultaneously； Can stent controlled outside pond body two fold baffles downwardly turned over simultaneously to clear up sediment, operating personnel need not be climbed into pond body It is interior, it is easy to operate.

Further, the driving device includes the cavity being set in the sewage disposal groove sidewall, in the cavity Push rod, set on push rod lower part link block, act on link block bottom second spring, can in rotation when drive the push rod The driving part moved down and the handle for the driving part to be driven to rotate；The link block is turned over by connecting rod with described Roll over panel hinge；When rotational handle, you can so that driving part rotates, and then driving push rod moves down, Jin Ershi The now driving to the overturning for turning down baffle, it is easy to operate, it is time saving and energy saving；Second spring can push rod pushing after driving push rod it is automatic Return, and then fold baffle is made to automatically return to closed state.

Further, the push rod top is pierced by the pond body, and the pond body is equipped with stent, is set on the stent There is the opening penetrated for the push rod；The driving part is placed on the stent；Opening on stent, which can realize push rod, to be oriented to Effect, ensure push rod remain the state moved up and down vertically during the motion.

Further, the driving part includes rotating bar and evenly spaced multiple convex in the rotating bar Block, described rotating bar one end are equipped with, and the rotating bar is sequentially connected by transmission parts and the handle；Pass through turning for rotating bar It is dynamic that, it can be achieved that convex block offsets with drive rod, in the case of this kind, drive rod will downwardly turn under the driving of convex block, so as to fulfill It is turned under fold baffle；When convex block, which turns to, leaves push rod position, push rod can be sprung back upwards automatically；Under this kind of structure, lead to The i.e. controllable push rod realization of rotation for crossing rotating bar automatically moves up and down, easy to operate, convenient and strength-saving；And convex block and push rod Contact area is big, and cooperation is stablized, and when push rod is pushed to move down, the position of push rod is stablized, and is not in skid and move up with convex block Situation, stable working state, failure rate is low.

Further, the transmission parts include the first gear being connected with the handle, engage company with the first gear Second gear, the outrigger shaft in second gear and one end for connecing are connected to the transmission belt on the outrigger shaft, the transmission belt The other end is connected with the rotating bar；Driving turns when realizing that handle rotates by the transmission of second gear engaged transmission and transmission belt Lever rotates, and respective outer side edges are stablized, and is less prone to the situation of skidding；And the setting for passing through transmission belt so that handle can be set It puts on position of the pond body close to bottom surface, operating personnel can directly rotational handle realizes the overturning driven inside pond body on the ground Baffle stirs, and is operated without climbing to pond body top, time saving and energy saving, and security risk is small；Preferably, first gear Diameter be set smaller than the direct of second gear, and the gap of the two is at least 2 times or more, so as to by second gear it is reachable To the effect of deceleration so that more laborsaving during rotational handle.

The present invention has the following advantages：Sewage treating efficiency is high, and the pollutant removal in sewage is clean, sewage water outlet water Matter is good；Secondly, it is ensured that the metallics in sewage can be deposited in left chamber substantially, facilitate the recycling of metal, improve money Source utilization rate.

Description of the drawings

Fig. 1 is the vertical view of the present invention.

Fig. 2 is the front view of the second treatment tank of the present invention.

Fig. 3 is the structure diagram of the sewage treatment tank of the present invention.

Fig. 4 is the sectional view of the pond body of the present invention.

Fig. 5 is the partial schematic diagram one in Fig. 4.

Fig. 6 is the partial schematic diagram two in Fig. 4.

Specific embodiment

In order to which those skilled in the art is made to be better understood from the present invention program, below in conjunction in the embodiment of the present invention Attached drawing carries out the technical solution in the embodiment of the present invention clear, complete description, it is clear that described embodiment is only The part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people Member's all other embodiments obtained without making creative work should all belong to the model that the present invention protects It encloses.

As shown in figures 1 to 6, a kind of sewage disposal system containing metal, including pond body made of stainless steel and in pond body Stainless steel separator 4, pond body is divided into the first treatment tank 2 and the second treatment tank 1 by the partition board 4；First sewage 2 and second treatment tank 1 of processing pond is used for handling sewage, and first treatment tank 2 is dirty with described second The top both sides of water treating pond 1 are respectively equipped with a sewage flow mouth 3, and the lower section of the sewage flow mouth 3 is equipped with slow sink 31, Slow sink 31 is a rectangle stainless steel sink of temporary sewage, and pond body top is connected in by welding；Sewage flow mouth 3 is slow with this Sink 31 is connected, can be by sewage transport to slow sink 31, and slow 31 lower section of sink is equipped with multiple bleeders 32, Mei Gefen The lower section at the mouth of a river 32 is equipped with sewage treatment tank 6, and bleeder 32 is connected with 6 top of sewage treatment tank, and then can be by slow sink Water in 31 is fed through in sewage treatment tank 6, and sewage is handled by sewage treatment tank 6.

As Figure 2-3, the sewage treatment tank 6 divides for left chamber 61 and right chamber 62, bleeder 32 and left chamber 61 Top connection；The sewage treatment tank 6 passes through U-shaped side plate 613, bottom plate, unidirectional filter layer 625 and side filter layer 626 It forms, the side filter layer 626 is connected to U-shaped 613 notch side of side plate, and then side filter layer 626 and side plate 613 will enclose Into a rectangle frame, the bottom plate is arranged on the lower part of rectangle frame, and the top of rectangle frame is connected with welding at the top of pond body；The list It is arranged in rectangle frame to filter layer 625, and then sewage treatment tank 6 is separated into left chamber 61 and right chamber 62；Specifically, institute It states bottom plate and includes left bottom cover 612 and right bottom cover 624, left bottom cover 612 is arranged on 61 bottom of left chamber, and right bottom cover 624 is arranged on the right side 62 bottom of chamber；Wherein, the side plate 613, left bottom cover 612 and right bottom cover 624 are that stainless steel is made, the unidirectional filter layer 625 and side filter layer 626 be with certain thickness stainless steel filtering net, the unidirectional filter layer 625 and side filter layer It is connected between 626 and the side plate 613 by welding realization；It is carried out at the same time at sewage by being provided with left chamber and right chamber Reason, the efficiency for improving sewage disposal of high degree；Secondly, pass through the setting of unidirectional filter layer and side filter layer so that Left chamber and right chamber respectively carry out sewage filter operation, and then sewage is can be straight after left chamber and right chamber Realization filtration treatment twice is connect, further improves cleaning water, and the pollutant removal in sewage is clean, sewage goes out after processing Water water quality is greatly improved；And since the weight of metallics is larger, when being flowed at right chamber from left chamber, energy Enough ensure that the metallics in sewage is all intercepted by unidirectional filter layer, so that the metallics in sewage being capable of base Originally it is deposited in left chamber, facilitates the recycling of metal, improve resource utilization.

Preferably, the filter opening aperture of the unidirectional filter layer 625 is set greater than the filter opening hole of side filter layer 626 Diameter；Sewage enters from bleeder 32 when in left chamber 61, since side plate 613 is waterproof, sewage can only be moved towards right side, through unidirectional Metal impurities are deposited in left chamber 61 by filter layer 625 after filtering, and the upper suspension of sewage will pass through unidirectional filter layer 625 Into in right chamber 62；Since the aperture of unidirectional filter layer is larger, so as to ensure sewage by left chamber's chamber to the right In the process, metallics can be filtered in advance, and biological floe and colloidal substance not will be filtered, so as to ensure left chamber The substance of indoor deposition is metallics substantially, is not in the feelings that metallics is mixed with biological floe and colloidal substance Condition, consequently facilitating recovery processing of the later stage to metallics, without carrying out complicated mask work, metallics recycling is convenient； The aperture of side filter layer is smaller, ensures sewage when being flowed out in pond body by right chamber, biological floe and colloid in sewage Substance can be filtered down effectively, is deposited in right chamber, so as to be filtered by the different unidirectional filter layer in aperture and side The setting of layer, ensure that can either effectively filter metallics, biological floe and the colloidal substance in sewage, improve out Water water quality, and can effectively avoid occurring situation about mixing between metallics, biological floe and colloidal substance, convenient for metal object Matter is recycled.

Further, as shown in figure 3, being equipped with rotation axis 622 and motor 623 in the right chamber 62, motor 623 rivets In in pond body, the output shaft of the motor 623 is connect with the rotation axis 622, and the motor 623 is arriving of buying on the market Waterproof machine, rotation axis 622 is rotated by motor 623；The rotation axis 622 is equipped with blade, and blade is rectangle knot Structure, the blade are equipped with holding tank, which is preferably arranged on the open slot of blade interior；It is equipped in the holding tank Polymeric ferric aluminum can be used in flocculant, the flocculant；The blade is equipped with multiple material spilling holes, these material spilling holes 6231 are and institute Holding tank is stated to be connected；When sewage is come in right chamber 62, motor 623 works, and rotation axis 622 is driven to be rotated, blade Also it rotates therewith, the flocculant on holding tank comes into full contact with since centrifugal force is acted on water, and flow is changed opposite by material spilling hole Flow velocity makes flocculant preferably mutually melt with water, saves chemicals usage, prevents from causing the unnecessary waste of chemicals, work as flocculant After fully being merged with water, the biological floe and colloidal substance in sewage are due to gravity sinking, then pass through side filter layer Floccule is deposited in right chamber 62 by effect, and sewage is further purified.

As shown in figure 3, the left bottom cover 612 and right bottom cover 624 are connected respectively by the first spring 63 with pond body, the left side Two fold baffles 611 are respectively equipped on the position of bottom in chamber 61 and right chamber 62, which is also stainless Steel plate, the one end and the inner wall of left chamber 61 or right chamber 62 for turning down baffle 611 are hinged, so that fold baffle 611 can phase The left chamber 61 and right chamber 62 are from top to bottom stirred；The fold baffle 611 is arranged on left bottom cover 612 or right bottom cover 624 Top position, specially when turning down baffle 611 and turning over down completely, still there are gaps before fold baffle 611 and bottom cover；When In processing, fold baffle 611 is closed sewage, and the metal impurities being deposited in left chamber 61 are with being deposited in right chamber Flocky precipitate in 62 is temporarily placed in sewage disposal process on fold baffle 611, and fold is opened after sewage is discharged Baffle 611, metal and flocky precipitate can be stored on left bottom cover 612 and right bottom cover 624, when gathering a certain amount of, bottom cover Since gravity can automatically open, the bottom for the treatment of tank is then gathered in, facilitates the recycling of metal and cotton-shaped heavy The processing of starch；And can avoid in normal handling process, sediment enters in pond body and effluent quality is impacted；Secondly, After sediment is discharged substantially, bottom cover will seal the opening of left and right cavity bottom under the pressure of the first spring, and guarantee equipment is just Under normal use state, there is no gaps between bottom cover and left and right cavity bottom opening, ensure that sediment will not fall into pond body It is interior and effluent quality is impacted.

As Figure 4-Figure 6, the pond body is equipped with to drive the fold baffle in all sewage treatment tanks 6 in pond body 611 driving devices downwardly turned over simultaneously, the driving device specifically include the cavity on 6 side wall of sewage treatment tank 65th, push rod 64, link block 641, second spring 651, driving part and handle 74；The push rod 64 be stainless steel, the push rod Lower part is penetrated to cavity, and top is pierced by pond body；The link block 641 is made of stainless steel, which welds It connects and is connected in push rod lower part, the other end of described two fold baffles 611 passes through connecting rod 642 and the link block 641 respectively It is hinged, and then when push rod moves down, you can fold baffle 611 is driven to downwardly turn over；Described 651 one end of second spring and link block 641 are connected, and the other end is connected with cavity bottom；Second spring can after push rod pushing driving push rod self-return, and then make to turn over Folding baffle automatically returns to closed state；The driving part can drive the push rod to move down when rotation, the handle 74 the handle is preferably the shape of rudder for ship for the driving part to be driven to rotate, and when rotation is more laborsaving；When rotation hand During handle, you can so that driving part rotates, and then driving push rod moves down, and then realizes the overturning to fold baffle Driving, it is easy to operate, it is time saving and energy saving.

As shown in figure 5, the driving part include rotating bar 7 made of metal and it is evenly spaced be set on the rotating bar Multiple convex blocks 71 on 7, the convex block between the rotating bar preferably by extending outward to form, and the position of convex block 71 corresponds to The surface of push rod 64；Further, the pond body is equipped with metallic support, which is connected in by screw at the top of pond body, The specific rotating bar 7 is rotationally threaded through on the stent, and stent is equipped with the opening penetrated for the push rod, by opening Mouth can realize the effect being oriented to push rod, ensure that push rod remain the state moved up and down vertically during the motion；；Pass through The rotation of rotating bar is, it can be achieved that convex block offsets with drive rod, and in the case of this kind, drive rod will downwards turn under the driving of convex block Turn, so as to fulfill being turned under fold baffle；When convex block, which turns to, leaves push rod position, push rod can be sprung back upwards automatically；It should Under kind structure, automatically moved up and down by the i.e. controllable push rod realization of the rotation of rotating bar, it is easy to operate, it is convenient and strength-saving；And The contact area of convex block and push rod is big, and cooperation is stablized, and when push rod is pushed to move down, the position of push rod is stablized, be not in it is convex The situation that block skids and moves up, stable working state, failure rate are low；As preference, the push rod top is set for the conical surface, it is convex Also an inclined surface is respectively equipped on the left and right side of block, so as to ensure that convex block normally can push push rod to move.

Specifically, as shown in fig. 6, the rotating bar passes through transmission parts and handle drive connection, the transmission parts Including first gear 72, second gear 73, outrigger shaft 731 and transmission belt 75；The transmission belt 75 is belt, the transmission belt One end is connected on the outrigger shaft 731, and the other end is connected with the rotating bar；Pass through the setting of transmission belt so that handle 74 can Pond body is arranged on the position of bottom surface, operating personnel can directly rotational handle realizes turning over inside driving pond body on the ground Turn stirring for baffle, operated without climbing to pond body top, it is time saving and energy saving, and security risk is small；The first gear 72 It is the metal gear directly bought on the market with second gear 73, the first gear 72 fixation is set on handle, and described the Two gears 73 engage connection with first gear 72；When realizing that handle rotates by the transmission of second gear engaged transmission and transmission belt Driving rotating bar rotates, and respective outer side edges are stablized, and is less prone to the situation of skidding；And preferred, the diameter of the first gear The direct of second gear is set smaller than, and the gap of the two is at least 2 times or more, so as to can reach deceleration by second gear Effect so that it is more laborsaving during rotational handle.

The outrigger shaft is to be directed out to extend to form by the side of the second gear 73, and the transmission belt is sleeved on this and prolongs It stretches on axis；Specifically, after the completion of sewage disposal, rotational handle 74 drives rotating bar 7 to rotate, makes rotation by transmission parts Convex block 71 on bar 7 goes to opposite side, and so as to compress push rod 64, push rod 64 drives connecting rod 642 to move downward, so as to make fold Baffle 611 is in opening state, and the impurity on fold baffle 611 is made to fall into bottom cover, and bottom cover moves down opening so that sediment is arranged Go out；After sediment has been handled, rotation rotational handle 74 makes convex block 71 no longer push push rod 64, and second spring 651 is no longer at this time It is compressed, elastic force is generated to link block 641, push rod 64 is made to set back, so as to which fold baffle 611 be made to restore closed state；Make To be preferred, hammerlock on handle 74 can be set, turned to after convex block pushes push rod position in handle, by hammerlock by handle locking On the position.

The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (10)

1. a kind of sewage disposal system containing metal, the partition board including pond body and in pond body（4）, the partition board（4）By pond Body is divided into the first treatment tank（2）With the second treatment tank（1）；First treatment tank（2）With described second Treatment tank（1）Top be respectively equipped with sewage flow mouth（3）；First treatment tank（2）With second sewage Processing pond（1）Inside it is respectively equipped with sewage treatment tank（6）；It is characterized in that：The sewage treatment tank（6）Including left chamber（61）With Right chamber（62）, the left chamber（61）And right chamber（62）Between pass through unidirectional filter layer（625）Into between-line spacing, the right chamber （62）Wherein one side wall be side filter layer（626）.

2. a kind of sewage disposal system containing metal according to claim 1, it is characterised in that：The unidirectional filter layer （625）Pore size filter is more than the side filter layer（626）Pore size filter.

3. a kind of sewage disposal system containing metal according to claim 1, it is characterised in that：The right chamber（62）It is interior Equipped with rotation axis（622）With the rotation axis（622）Connected motor（623）；The rotation axis（622）Blade is equipped with, it should Blade is equipped with holding tank, and flocculant is housed in the holding tank, and the blade is equipped with material spilling hole（6231）.

4. a kind of sewage disposal system containing metal according to claim 1, it is characterised in that：The left chamber（61）With Right chamber（62）Inside it is respectively equipped with two fold baffles（611）, the fold baffle（611）It can relatively described left chamber（61）And right chamber Room（62）From top to bottom stir.

5. a kind of sewage disposal system containing metal according to claim 1, it is characterised in that：The left chamber（61）Bottom Portion is equipped with left bottom cover（612）, the right chamber（62）Bottom is equipped with right bottom cover（624）, the left bottom cover（612）With right bottom cover （624）Pass through the first spring respectively（63）It is connected with pond body.

6. a kind of sewage disposal system containing metal according to claim 4, it is characterised in that：The pond body, which is equipped with, to be used Baffle is turned down in driving described two（611）The driving device downwardly turned over simultaneously.

7. a kind of sewage disposal system containing metal according to claim 6, it is characterised in that：The driving device includes Set on the sewage treatment tank（6）Cavity on side wall（65）, push rod in the cavity（64）, company set on push rod lower part Connect block（641）, act on the second spring of link block bottom（651）, the drive that the push rod moves down can be driven when rotation Dynamic component and the handle for the driving part to be driven to rotate（74）；The link block passes through connecting rod（642）With the fold Baffle（611）It is hinged.

8. a kind of sewage disposal system containing metal according to claim 7, it is characterised in that：The push rod（64）Top It is pierced by the pond body, the pond body is equipped with stent（11）, the stent（11）It is equipped with and is opened for what the push rod penetrated Mouthful（111）；The driving part is placed in the stent（11）On.

9. a kind of sewage disposal system containing metal according to claim 7, it is characterised in that：The driving part includes Rotating bar（7）The rotating bar is set on evenly spaced（7）On multiple convex blocks（71）, the rotating bar passes through transmission parts It is sequentially connected with the handle.

10. a kind of sewage disposal system containing metal according to claim 9, it is characterised in that：The transmission parts packet Include the first gear being connected with the handle（72）And the first gear（72）Engage the second gear of connection（73）, set on Outrigger shaft on two gears（731）And one end is connected to the transmission belt on the outrigger shaft（75）, the transmission belt（75）The other end With the rotating bar（7）It is connected.