Sewage treatment sludge-water separation device and method of use thereof

Abstract

The application relates to a sludge-water separation device for sewage treatment, which comprises a separation box, a stirring mechanism and a driving device for driving the stirring mechanism to rotate, the stirring mechanism is arranged in the separation box, the stirring mechanism is arranged in at least two groups, the stirring mechanisms are distributed on the two sides of the center of the separation box, the stirring mechanism comprises a stirring shaft and a blade, the stirring shaft is rotationally connected to the separation box, the blade is arranged on the stirring shaft, and the output end of the driving device is connected to the stirring shaft. The application improves the problems that the sewage and sludge-water separation agent mixing efficiency is low and the effect is poor.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of sewage treatment, in particular to a sludge-water separation device for sewage treatment and a use method thereof. BACKGROUND

[0002] In order to protect people's living environment, energy saving and environmental protection are paid more and more attention, and sewage treatment is also paid more and more attention. The essence of sewage treatment is to purify sewage, so sewage treatment is closely related to people's living environment. In the process of sewage treatment, a sludge-water separation agent is usually added to the sewage, and then the sewage is settled.

[0003] A sludge-water separation device for sewage treatment is disclosed in Chinese Patent No. CN212894224U, which comprises an open pool and a receiving pool. An open net cage is placed in the open pool, and a hanging ring is fixedly installed on both sides of the top of the open net cage. An aeration assembly is slidably arranged on the open net cage. A support rod is fixedly installed in the inside of the receiving pool, a rotating block is rotatably sleeved on the middle part of the support rod, a support ring is fixedly installed on the rotating block, and a filter pool is placed on the support ring. An installation plate is fixedly installed on the top end of the support rod. A water pump is fixedly and communicatively connected to the front of the bottom of the open pool. A liquid discharge pipe is fixedly and communicatively connected to the liquid outlet of the water pump. The liquid outlet of the liquid discharge pipe is fixedly installed on the installation plate, and the liquid outlet of the liquid discharge pipe is located above the filter pool. The aeration assembly is composed of a sliding rod, a gas supply pipe and an aeration pipe. The sliding rod is placed on the top of the open net cage and is slidably connected to the top of the open net cage. The aeration pipe is located in the inside of the open net cage. The gas outlet of the gas supply pipe is fixedly and communicatively connected to the aeration pipe. The gas inlet of the gas supply pipe penetrates through the sliding rod and is slidably connected to the sliding rod.

[0004] In use, a sludge-water separation agent is added, gas is introduced through the gas inlet of the gas supply pipe, the sliding rod is slid on the top of the open net cage, the aeration pipe is moved in the inside of the open net cage, and the gas supply pipe is moved in the vertical direction. The gas is aerated through the aeration pipe to mix the sludge-water separation agent and the sewage.

[0005] Although the above-mentioned sludge-water separation device can mix the sewage and the sludge-water separation agent, the aeration pipe is moving during the mixing process. When the aeration pipe moves to a certain position, only the sewage and the sludge-water separation agent at this position can be mixed, and the sewage and the sludge-water separation agent at other positions cannot be mixed at the same time. Therefore, the efficiency is low, and the effect is poor. SUMMARY

[0006] In order to improve the problem of low efficiency of mixing the sewage and the sludge-water separation agent, the present application provides a sludge-water separation device for sewage treatment.

[0007] In the first aspect, the present application provides a sludge-water separation device for sewage treatment, which adopts the following technical scheme:

[0008] The utility model provides a kind of sludge-water separation device for sewage treatment, including separation tank, it further includes stirring mechanism and the driving device for driving stirring mechanism rotation, stirring mechanism is arranged in separation tank, stirring mechanism is at least provided as two groups, stirring mechanism is distributed in the two sides of the center of separation tank, stirring mechanism includes stirring shaft and blade, stirring shaft is rotatably connected on separation tank, blade is arranged on stirring shaft, the output end of driving device is connected stirring shaft.

[0009] By adopting the above technical scheme, when mixing sewage and sludge-water separation agent, the driving device is started, the driving device drives the stirring shaft to rotate, the stirring shaft drives the blade to rotate, so that the stirring mechanism on the two sides of the center of the separation tank mixes sewage and sludge-water separation agent. Since the stirring mechanism is located on the two sides of the center of the separation tank, it can simultaneously mix sewage and sludge-water separation agent at different positions, with high mixing efficiency and good effect.

[0010] Optionally, the stirring mechanism is provided as two groups, and the two groups of stirring mechanisms share one driving device. The driving device includes a cylinder, a connecting plate, a connecting rod, a rotating plate, a linkage rod and a linkage head. The rotating plate is rotatably connected to the two ends of the separation tank. The two ends of the connecting rod are connected to the rotating plate. The connecting plate is arranged on the connecting rod. The cylinder is arranged on the separation tank. A sliding column is connected to the piston rod of the cylinder. The connecting plate is provided with a waist-shaped groove. The sliding column penetrates through the waist-shaped groove and is in sliding cooperation with the waist-shaped groove. The linkage head is connected to the stirring shaft. One end of the linkage rod is hingedly connected to the rotating plate, and the other end is hingedly connected to the linkage head.

[0011] By adopting the above technical scheme, when mixing sewage and sludge-water separation agent, the cylinder is started, the cylinder drives the sliding column to move, so as to change the relative position between the sliding column and the connecting plate. The sliding column drives the connecting plate, the connecting rod and the rotating plates located at the two ends of the separation tank to rotate in the moving process. The rotating plate drives the linkage rod to move. The linkage rod drives the linkage head to rotate in the moving process. The linkage head drives the stirring shaft and the blade to rotate in the rotating process. The blade mixes sewage and sludge-water separation agent in the rotating process. The two groups of stirring mechanisms are driven by one driving device, which saves energy.

[0012] Optionally, the stirring shafts of the two groups of stirring mechanisms are connected by a linkage member. The linkage member includes a linkage plate, a linkage shaft, a linkage ring, a linkage block and a first spring. The linkage plate is arranged in the separation tank. The linkage shaft is rotatably connected to the linkage plate and penetrates through the linkage plate. The linkage ring is slidably connected to the two ends of the linkage shaft. One end of the first spring is connected to the linkage ring, and the other end is connected to the linkage shaft. The linkage block is arranged on the inner wall of the linkage ring. The stirring shaft is provided with a linkage groove. When the first spring is in a natural state, the linkage ring is sleeved on the stirring shaft, and the linkage block is inserted into the linkage groove.

[0013] By adopting the above technical scheme, in the rotating process of the stirring shaft, the stirring shaft drives the linkage ring and the linkage shaft to rotate through the linkage block, and since the two ends of the linkage shaft are connected with the stirring shaft, the synchronization performance of the rotation between the stirring shafts can be improved.

[0014] Optionally, the separation tank is provided with a filter box for filtering the sewage, and the filter box is provided with filter holes and located above the stirring mechanism.

[0015] By adopting the above technical scheme, when the sewage is injected into the separation tank, the sewage is first filtered by the filter box, and the filter box can intercept the larger impurities in the sewage, thereby facilitating the treatment of the sewage.

[0016] Optionally, the separation tank is provided with an adjusting mechanism for adjusting the height of the filter box, and the adjusting mechanism comprises a rack, a gear, a clamping block, an L-shaped clamping rod and a second spring, the rack is slidably connected with the separation tank, the filter box is connected with the rack, a rotating shaft is rotatably connected with the separation tank and penetrates through the side wall of the separation tank, the gear is arranged on the rotating shaft and engaged with the rack, the L-shaped clamping rod is hinged to the separation tank at the corner thereof through a hinge shaft, one end of the second spring is connected with the separation tank and the other end is connected with the end of the horizontal part of the L-shaped clamping rod away from the hinge shaft, the clamping block is connected with the end of the vertical part of the L-shaped clamping rod away from the hinge shaft, and when the second spring is in a natural state, the clamping block is clamped between the two adjacent teeth of the rack.

[0017] By adopting the above technical scheme, the user can adjust the height of the filter box according to the use requirement, and when adjusting, the end of the L-shaped clamping rod connected with the second spring is first forced, the second spring is compressed, the L-shaped clamping rod is rotated, the clamping block is separated from the two adjacent teeth of the rack, the clamping of the rack is released, the rotating shaft is rotated, the rotating shaft drives the gear to rotate, the gear drives the rack and the filter box to move in the rotating process, after the filter box is moved to the appropriate position, the force applied to the L-shaped clamping rod is released, the second spring returns to the natural state, the L-shaped clamping rod is rotated under the elastic force of the second spring, the clamping block is clamped between the two adjacent teeth of the rack again, the movement of the rack is avoided, and thus the adjustment of the height of the filter box is completed, so as to meet different use requirements.

[0018] Optionally, a pushing rod is slidably connected in the separation tank, one end of the pushing rod is located outside the separation tank, and the other end is located above the horizontal part of the L-shaped clamping rod.

[0019] By adopting the above technical scheme, when it is needed to release the clamping of the rack, the push rod is pushed downward, the push rod exerts force on the horizontal part of the L-shaped clamping rod, the second spring is compressed, the L-shaped clamping rod is rotated, the clamping block is separated from the rack, and thus the clamping of the rack is released, and in the releasing process, only external operation of the separation box is needed, thereby bringing convenience to the user.

[0020] Optionally, the filter box is provided with a non-woven fabric for shielding the filter hole.

[0021] By adopting the above technical scheme, the non-woven fabric is arranged, and the filtering effect of the filter box is improved.

[0022] In a second aspect, the application provides a use method of a sludge-water separation device for sewage treatment, which adopts the following technical scheme:

[0023] A use method of a sludge-water separation device for sewage treatment, comprising the following steps:

[0024] S1: injecting sewage into the separation box and adding a sludge-water separation agent into the sewage:

[0025] S2: starting the air cylinder, the air cylinder drives the sliding column to lift, in the lifting process of the sliding column, the connecting plate, the connecting plate and the rotating plate rotate, the rotating plate drives the linkage rod to move in the rotating process, the linkage rod drives the linkage head to rotate in the moving process, so that the stirring shafts distributed on both sides of the center of the separation box rotate, the stirring shafts drive the blades to rotate, and the stirring mechanisms located on both sides of the center of the separation box uniformly mix the sewage and the sludge-water separation agent.

[0026] By adopting the above technical scheme, when it is needed to mix the sewage and the sludge-water separation agent, the air cylinder is started, the air cylinder drives the sliding column to lift, so that the connecting plate, the connecting plate and the rotating plate rotate, the rotating plate drives the linkage head to rotate through the linkage rod in the rotating process, the stirring shafts and the blades distributed on both sides of the center of the separation box rotate, and the blades mix the sewage and the sludge-water separation agent in the rotating process.

[0027] In summary, the application has at least one of the following beneficial technical effects:

[0028] 1. When mixing the sewage and the sludge-water separation agent, the driving device is started, the driving device drives the stirring shafts to rotate, the stirring shafts drive the blades to rotate, so that the stirring mechanisms on both sides of the center of the separation box mix the sewage and the sludge-water separation agent, since the stirring mechanisms are located on both sides of the center of the separation box, the sewage and the sludge-water separation agent at different positions can be mixed at the same time, the mixing efficiency is high, and the effect is good;

[0029] 2. When the mixed sewage and the mud water separating agent are mixed, the air cylinder is started, the air cylinder drives the sliding column to move, thereby changing the relative position between the sliding column and the connecting plate, the sliding column drives the connecting plate, the connecting rod and the rotating plate located at both ends of the separating box to rotate in the moving process, the rotating plate drives the linkage rod to move, the linkage rod drives the linkage head to rotate in the moving process, the linkage head drives the stirring shaft and the blade to rotate in the rotating process, the blade mixes the sewage and the mud water separating agent in the rotating process, and the two groups of stirring mechanisms are driven by one driving device, energy is saved;

[0030] 3. When sewage is injected into the separating box, the sewage is filtered through the filter box first, the filter box can intercept larger impurities in the sewage, and the sewage is conveniently treated. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is a structure diagram for embodying the position relationship between the supporting leg and the separating box in the embodiment of the present application.

[0032] Figure 2 is a structure diagram for embodying the position relationship between the filter box and the stirring mechanism in the embodiment of the present application.

[0033] Figure 3 is a structure diagram for embodying the position relationship between the second limiting block and the sliding column in the embodiment of the present application.

[0034] Figure 4 is a structure diagram for embodying the adjusting mechanism in the embodiment of the present application.

[0035] Figure 5 is a structure diagram for embodying the driving device in the embodiment of the present application.

[0036] Figure 6 is a structure diagram for embodying the linkage member in the embodiment of the present application.

[0037] Figure 7 is Figure 6 is a structure diagram for embodying the position relationship between the clamping block and the clamping groove in the embodiment of the present application.

[0038] Figure 8 is a structure diagram for embodying the position relationship between the linkage ring and the stirring shaft in the embodiment of the present application.

[0039] Explanation of reference signs: 1, separation tank; 2, filter box; 3, supporting leg; 4, sewage pipe; 5, sewage valve; 6, filter hole; 7, feeding opening; 8, non-woven fabric; 9, rack; 10, gear; 11, clamping block; 12, L-shaped clamping rod; 13, second spring; 14, dovetail groove; 15, dovetail strip; 16, rotating shaft; 17, hand wheel; 18, supporting plate; 19, pushing rod; 20, sliding block; 21, first limiting block; 22, stirring shaft; 23, blade; 24, air cylinder; 25, connecting plate; 26, connecting rod; 27, rotating plate; 28, linkage rod; 29, linkage head; 30, connecting frame; 31, sliding column; 32, waist-shaped groove; 33, second limiting block; 34, mounting ring; 35, mounting rod; 36, linkage plate; 37, linkage shaft; 38, linkage ring; 39, linkage block; 40, first spring; 41, fixing ring; 42, clamping block; 43, clamping groove; 44, connecting ring; 45, linkage groove; 46, mounting frame. DETAILED DESCRIPTION

[0040] The embodiment of the present application discloses a sludge-water separation device for sewage treatment. Figure 1 and Figure 2 , comprising a separation tank 1, a filter box 2, a stirring mechanism and a driving device for driving the stirring mechanism to rotate.

[0041] Referring to Figure 1 and Figure 2 , the separation tank 1 is connected with a supporting leg 3, and the bottom of the separation tank 1 is connected with a sewage pipe 4 for discharging the sediment generated after sewage and sludge-water separation agent are mixed, and the sewage pipe 4 is connected with a sewage valve 5; the filter box 2 is installed in the separation tank 1 so as to filter the sewage; the bottom and the side wall of the filter box 2 are provided with filter holes 6, and the bottom of the filter box 2 is further provided with a feeding opening 7 for conveniently adding the sludge-water separation agent into the separation tank 1. Figure 2 and Figure 3 , the filter box 2 is connected with a non-woven fabric 8 for shielding the filter holes 6 so as to improve the filtering effect, and the non-woven fabric 8 is provided with an opening at a position corresponding to the feeding opening 7.

[0042] When the sewage is injected into the separation tank 1, the sewage first passes through the filter box 2, and the filter box 2 and the non-woven fabric 8 cooperate to filter the sewage, intercept the larger impurities in the sewage, and make the filtered sewage enter into the separation tank 1; when the sludge-water separation agent is added into the sewage, the sludge-water separation agent is added into the sewage through the opening and the feeding opening 7.

[0043] Referring to Figure 2 and Figure 4 , the separation tank 1 is connected with an adjusting mechanism for adjusting the position height of the filter box 2, and the adjusting mechanism is provided in two, and the adjusting mechanism is located at both ends of the filter box 2; the adjusting mechanism comprises a rack 9, a gear 10, a clamping block 11, an L-shaped clamping rod 12 and a second spring 13.

[0044] With reference to Figure 2 And Figure 4 , the rack 9 is in sliding connection with the separation tank 1, the side wall of the separation tank 1 is provided with a dovetail groove 14, the rack 9 is connected with a dovetail strip 15, the dovetail strip 15 is in the dovetail groove 14 and is in sliding cooperation with the dovetail groove 14, the filter box 2 is connected with the rack 9, the separation tank 1 is rotatably connected with a rotating shaft 16, the rotating shaft 16 penetrates the side wall of the separation tank 1, the gear 10 is arranged on the rotating shaft 16, the gear 10 is engaged with the rack 9, one end of the rotating shaft 16 located outside the separation tank 1 is connected with a hand wheel 17, the corner of the L-shaped clamping rod 12 is hinged to the separation tank 1 through a hinge shaft, the separation tank 1 is connected with a supporting plate 18, one end of the second spring 13 is connected with the supporting plate 18, the other end is connected with the end of the horizontal part of the L-shaped clamping rod 12 away from the hinge shaft, the clamping block 11 is connected with the end of the vertical part of the L-shaped clamping rod 12 away from the hinge shaft, the clamping block 11 is integrally formed with the L-shaped clamping rod 12, when the second spring 13 is in a natural state, the clamping block 11 is clamped between two adjacent teeth of the rack 9, the side wall of the separation tank 1 is also in sliding connection with a push rod 19, the separation tank 1 is connected with a sliding block 20, the push rod 19 penetrates the sliding block 20 and is in sliding cooperation with the sliding block 20, one end of the push rod 19 located outside the separation tank 1 is connected with a first limiting block 21, the other end is located above the horizontal part of the L-shaped clamping rod 12, the end of the horizontal part of the L-shaped clamping rod 12 abutting against the push rod 19 is connected with the second spring 13, and the end of the horizontal part of the L-shaped clamping rod 12 abutting against the push rod 19 is provided in a semispherical shape.

[0045] The position height of the filter box 2 can also be adjusted according to the use requirements, for example, when cleaning the impurities in the filter box 2, the filter box 2 can be adjusted to the outside of the separation tank 1 first and then the impurities are cleaned, when adjusting, the first limiting block 21 is pushed, the push rod 19 moves downward and applies force to the horizontal part of the L-shaped clamping rod 12, the second spring 13 is compressed, the L-shaped clamping rod 12 rotates, the clamping block 11 rotates with the L-shaped clamping rod 12, the clamping block 11 moves out of the two adjacent teeth of the rack 9, the clamping of the rack 9 is released, the hand wheel 17 is rotated, the hand wheel 17 drives the gear 10 to rotate through the rotating shaft 16, the gear 10 drives the rack 9 and the filter box 2 to move in the rotating process, so as to change the position of the filter box 2 in the vertical direction, after the filter box 2 is moved to the appropriate position, the force applied to the push rod 19 is released, the second spring 13 changes from the compressed state to the natural state, the L-shaped clamping rod 12 rotates under the elastic force of the second spring 13, the clamping block 11 is clamped between two adjacent teeth of the rack 9 again, the horizontal part of the L-shaped clamping rod 12 pushes the push rod 19 to move upward, the push rod 19 moves back to the initial position, so as to complete the adjustment of the position height of the filter box 2.

[0046] With reference to Figure 2, the stirring mechanism is located below the filter box 2, the stirring mechanism is provided with two groups, the stirring mechanism is arranged in the separation tank 1, the stirring mechanism is distributed on both sides of the center of the separation tank 1, the stirring mechanism comprises a stirring shaft 22 and a blade 23, the stirring shaft 22 is rotatably connected to the separation tank 1 and penetrates the side wall of the separation tank 1, and the blade 23 is arranged on the stirring shaft 22.

[0047] Referring to Figure 3 and Figure 5 , the two groups of stirring mechanisms share a driving device, the output end of the driving device is connected to the stirring shaft 22, the driving device comprises a cylinder 24, a connecting plate 25, a connecting rod 26, a rotating plate 27, a linkage rod 28 and a linkage head 29, the rotating plate 27 is rotatably connected to both ends of the separation tank 1, a connecting frame 30 is connected to the separation tank 1, the rotating plate 27 is rotatably connected to the connecting frame 30, the two ends of the connecting rod 26 are connected to the rotating plate 27, the connecting plate 25 is arranged on the connecting rod 26, the cylinder 24 is arranged on the separation tank 1 through a mounting frame 46, the mounting frame 46 is connected to the separation tank 1, the cylinder 24 is connected to the mounting frame 46, a sliding column 31 is connected to the piston rod of the cylinder 24, a waist-shaped groove 32 is arranged on the connecting plate 25, the sliding column 31 penetrates the waist-shaped groove 32 and is in sliding fit with the waist-shaped groove 32, a second limiting block 33 is connected to one end of the sliding column 31 penetrating the waist-shaped groove 32, so as to avoid separation of the sliding column 31 and the connecting plate 25, the linkage head 29 is connected to the stirring shaft 22, the linkage head 29 comprises a mounting ring 34 and a mounting rod 35, the mounting ring 34 is fixedly connected to the part of the stirring shaft 22 located outside the separation tank 1, and the mounting rod 35 is connected to the side wall of the mounting ring 34, one end of the linkage rod 28 is hinged to the rotating plate 27, and the other end is hinged to the mounting rod 35.

[0048] Start the cylinder 24, the cylinder 24 drives the sliding column 31 to move up and down, in the process of moving up and down of the sliding column 31, the sliding column 31 slides in the waist-shaped groove 32, the sliding column 31 exerts force on the connecting plate 25, the connecting plate 25, the connecting rod 26 and the rotating plate 27 located at both ends of the separation tank 1 rotate, the rotating plate 27 drives the linkage rod 28 to move, the linkage rod 28 drives the linkage head 29 to rotate in the process of moving, the linkage head 29 drives the stirring shaft 22 and the blade 23 to rotate in the process of rotating, so as to realize the purpose of driving the stirring shaft 22 and the blade 23 to rotate.

[0049] Referring to Figure 2 and Figure 6 , the linkage members are connected between the stirring shafts 22 of the two groups of stirring mechanisms, the linkage members comprise a linkage plate 36, a linkage shaft 37, a linkage ring 38, a linkage block 39 and a first spring 40, the linkage plate 36 is detachably connected in the separation tank 1 through screws, the linkage shaft 37 is rotatably connected to the linkage plate 36 and penetrates the linkage plate 36, the linkage ring 38 is slidably connected to both ends of the linkage shaft 37, a fixing ring 41 is connected to the linkage ring 38, the inner diameter of the fixing ring 41 is smaller than the inner diameter of the linkage ring 38, and referring toFigure 7 and Figure 8 A locking block 42 is connected to the inner wall of the fixing ring 41, and a locking groove 43 is provided on the linkage shaft 37. The fixing ring 41 is sleeved on the linkage shaft 37, and the locking block 42 is located in the locking groove 43 and slides in cooperation with the locking groove 43. (Refer to...) Figure 6 and Figure 8 There are four first springs 40. A connecting ring 44 is connected to the linkage shaft 37. One end of the first spring 40 is connected to the fixing ring 41, and the other end is connected to the connecting ring 44. The four first springs 40 are arranged in a ring array with the center line of the linkage shaft 37 as the center. There are three linkage blocks 39. The linkage blocks 39 are set on the inner wall of the linkage ring 38. The linkage blocks 39 are arranged in a ring array with the center line of the linkage ring 38 as the center. The stirring shaft 22 is provided with a linkage groove 45. When the first spring 40 is in the natural state, the linkage ring 38 is sleeved on the stirring shaft 22, and the linkage blocks 39 are inserted into the linkage groove 45.

[0050] During the rotation of the stirring shaft 22, the stirring shaft 22 drives the linkage ring 38 to rotate through the cooperation of the linkage block 39 and the linkage groove 45. The linkage ring 38 drives the linkage shaft 37 to rotate through the cooperation of the snap-fit ​​block 42 and the snap-fit ​​groove 43. Both ends of the linkage shaft 37 are connected to the stirring shaft 22, which improves the synchronization performance of the rotation between the stirring shafts 22.

[0051] The implementation principle of the sludge-water separation device for sewage treatment in this application embodiment is as follows: When mixing sewage and sludge-water separation agent, sewage is added into the separation tank 1, and then the sludge-water separation agent is added into the sewage. The cylinder 24 is started to drive the blades 23 on the two sets of stirring mechanisms to rotate. During the rotation of the blades 23, the sewage and sludge-water separation agent are mixed. Since the stirring mechanism is located on both sides of the center of the separation tank 1, it can simultaneously mix sewage and sludge-water separation agent at different locations, resulting in high mixing efficiency and good effect.

[0052] This application also discloses a method of using a sludge-water separation device for wastewater treatment, the method of using the sludge-water separation device for wastewater treatment includes the following steps:

[0053] S1: The sewage is injected into the separation box 1, the filter box 2 and the non-woven fabric 8 to filter the sewage, and then the mud-water separator is added to the sewage through the notch and the feed port 7.

[0054] S2: start the cylinder 24, the cylinder 24 drives the sliding column 31 to lift, in the process of lifting, the sliding column 31 slides in the dovetail groove 14, the sliding column 31 exerts force on the connecting plate 25, so that the connecting plate 25, the connecting plate 25 and the rotating plate 27 rotate, the rotating plate 27 drives the linkage rod 28 to move in the process of rotating, the linkage rod 28 drives the linkage head 29 to rotate in the process of moving, so that the stirring shaft 22 distributed on both sides of the center of the separation tank 1 rotates, the stirring shaft 22 drives the linkage ring 38 and the linkage shaft 37 to rotate through the linkage block 39, both ends of the linkage shaft 37 are connected with the stirring shaft 22, improve the synchronous performance of the rotation between the stirring shaft 22, the stirring shaft 22 drives the blade 23 to rotate, the stirring mechanism located on both sides of the center of the separation tank 1 mixes the sewage and the mud water separating agent uniformly.

[0055] S3: before S1 step or after S2 step, the user can adjust the position height of the filter box 2 according to the demand, when adjusting, push the first limiting block 21, the push rod 19 moves downward to exert force on the horizontal part of the L-shaped clamping rod 12, the second spring 13 is compressed, the L-shaped clamping rod 12 rotates, the clamping block 11 rotates with the L-shaped clamping rod 12, the clamping block 11 moves out from between the two adjacent teeth of the rack 9, the clamping of the rack 9 is released, rotate the hand wheel 17, the hand wheel 17 drives the gear 10 to rotate through the rotating shaft 16, the gear 10 drives the rack 9 and the filter box 2 to move in the process of rotating, so as to change the position of the filter box 2 in the vertical direction, after moving the filter box 2 to the appropriate position, release the force on the push rod 19, the second spring 13 changes from the compressed state to the natural state, the L-shaped clamping rod 12 rotates under the action of the elastic force of the second spring 13, the clamping block 11 is clamped between the two adjacent teeth of the rack 9 again, the clamping block 11 clamps the rack 9, avoids the movement of the rack 9, the horizontal part of the L-shaped clamping rod 12 pushes the push rod 19 to move up, the push rod 19 moves back to the initial position, so as to complete the adjustment of the position height of the filter box 2.

Claims

1. A sludge-water separation device for sewage treatment, comprising a separation tank (1), characterized in that: The stirring mechanism is arranged in the separation tank (1), and the stirring mechanism is arranged in at least two groups and is distributed on both sides of the center of the separation tank (1). The stirring mechanism comprises a stirring shaft (22) and a blade (23). The stirring shaft (22) is rotationally connected to the separation tank (1), and the blade (23) is arranged on the stirring shaft (22). The output end of the driving device is connected to the stirring shaft (22). The stirring mechanism is arranged in two groups, and the two groups of stirring mechanisms share one driving device. The driving device comprises a cylinder (24), a connecting plate (25), a connecting rod (26), a rotating plate (27), a linkage rod (28) and a linkage head (29). The rotating plate (27) is rotationally connected to both ends of the separation tank (1). The two ends of the connecting rod (26) are connected to the rotating plate (27). The connecting plate (25) is arranged on the connecting rod (26). The cylinder (24) is arranged on the separation tank (1). A sliding column (31) is connected to the piston rod of the cylinder (24). A waist-shaped groove (32) is arranged on the connecting plate (25). The sliding column (31) penetrates through the waist-shaped groove (32) and is in sliding fit with the waist-shaped groove (32). The linkage head (29) is connected to the stirring shaft (22). One end of the linkage rod (28) is hinged to the rotating plate (27), and the other end is hinged to the linkage head (29). Linkage members are connected between the stirring shafts (22) of the two groups of stirring mechanisms. The linkage member comprises a linkage plate (36), a linkage shaft (37), a linkage ring (38), a linkage block (39) and a first spring (40). The linkage ring (38) is connected with a fixing ring (41). The inner diameter of the fixing ring (41) is smaller than the inner diameter of the linkage ring (38). The inner wall of the fixing ring (41) is connected with a clamping block (42). A clamping groove (43) is arranged on the linkage shaft (37). The fixing ring (41) is sleeved on the linkage shaft (37). The clamping block (42) is in the clamping groove (43) and is in sliding fit with the clamping groove (43). The linkage shaft (37) is connected with a connecting ring (44). One end of the first spring (40) is connected with the fixing ring (41), and the other end is connected with the connecting ring (44). The linkage plate (36) is arranged in the separation tank (1). The linkage shaft (37) is rotationally connected to the linkage plate (36) and penetrates through the linkage plate (36). The linkage ring (38) is slidingly connected to both ends of the linkage shaft (37). The linkage block (39) is arranged on the inner wall of the linkage ring (38). A linkage groove (45) is arranged on the stirring shaft (22). When the first spring (40) is in a natural state, the linkage ring (38) is sleeved on the stirring shaft (22), and the linkage block (39) is inserted into the linkage groove (45).

2. The sludge-water separation device for sewage treatment according to claim 1, characterized by: The separation tank (1) is provided with a filter box (2) for filtering sewage. The filter box (2) is provided with a filter hole (6). The filter box (2) is located above the stirring mechanism.

3. The sludge-water separation device for sewage treatment according to claim 2, characterized by: The separation tank (1) is provided with an adjusting mechanism for adjusting the height of the filter box (2), the adjusting mechanism comprises a rack (9), a gear (10), a clamping block (11), an L-shaped clamping rod (12) and a second spring (13), the rack (9) is in sliding connection with the separation tank (1), the filter box (2) is connected with the rack (9), the separation tank (1) is rotatably connected with a rotating shaft (16), the rotating shaft (16) penetrates through the side wall of the separation tank (1), the gear (10) is arranged on the rotating shaft (16), the gear (10) is in meshing connection with the rack (9), the L-shaped clamping rod (12) is hinged to the separation tank (1) at the corner thereof through a hinge shaft, one end of the second spring (13) is connected with the separation tank (1), the other end of the second spring (13) is connected with the end of the horizontal part of the L-shaped clamping rod (12) away from the hinge shaft, the clamping block (11) is connected with the end of the vertical part of the L-shaped clamping rod (12) away from the hinge shaft, and the clamping block (11) is clamped between two adjacent teeth of the rack (9) when the second spring (13) is in a natural state.

4. The sludge-water separation device for sewage treatment according to claim 3, characterized by: The separation tank (1) is provided with an adjusting mechanism for adjusting the height of the filter box (2), the adjusting mechanism comprises a rack (9), a gear (10), a clamping block (11), an L-shaped clamping rod (12) and a second spring (13), the rack (9) is in sliding connection with the separation tank (1), the filter box (2) is connected with the rack (9), the separation tank (1) is rotatably connected with a rotating shaft (16), the rotating shaft (16) penetrates through the side wall of the separation tank (1), the gear (10) is arranged on the rotating shaft (16), the gear (10) is in meshing connection with the rack (9), the L-shaped clamping rod (12) is hinged to the separation tank (1) at the corner thereof through a hinge shaft, one end of the second spring (13) is connected with the separation tank (1), the other end of the second spring (13) is connected with the end of the horizontal part of the L-shaped clamping rod (12) away from the hinge shaft, the clamping block (11) is connected with the end of the vertical part of the L-shaped clamping rod (12) away from the hinge shaft, and the clamping block (11) is clamped between two adjacent teeth of the rack (9) when the second spring (13) is in a natural state.

5. The sludge-water separation device for sewage treatment according to claim 2, characterized by: The filter box (2) is provided with a non-woven fabric (8) for shielding the filter hole (6).

6. A method of using the sludge-water separation device for sewage treatment according to claim 1, characterized by: The method comprises the following steps: S1: sewage is injected into the separation tank (1), and a mud-water separating agent is added into the sewage: S2: the air cylinder (24) is started, the air cylinder (24) drives the sliding column (31) to ascend and descend, in the ascending and descending process of the sliding column (31), the connecting plate (25), the connecting plate (25) and the rotating plate (27) rotate, the rotating plate (27) drives the linkage rod (28) to move in the rotating process, the linkage rod (28) drives the linkage head (29) to rotate in the moving process, so that the stirring shafts (22) distributed on both sides of the center of the separation tank (1) rotate, the stirring shafts (22) drive the blades (23) to rotate, and the stirring mechanism located on both sides of the center of the separation tank (1) uniformly mixes the sewage and the mud-water separating agent.

Images