Spiral backwater propelling device

Abstract

The utility model relates to the technical field of submersible mixers, and provides a spiral backwater propelling device which comprises a support plate and a buffer structure, the support plate is mounted on one side of the support plate, a hoisting structure is fixed at the bottom end of the support plate, a flow pushing structure is mounted on one side of the hoisting structure, and the buffer structure is arranged at the bottom end of the flow pushing structure. Through the arrangement of a buffer structure, a placing plate is placed in a placing groove, so that a buffer plate moves downwards, a first spring is compressed, meanwhile, a movable rod is driven to move in the downward moving process of the buffer plate, and then the movable rod rotates through three sets of hinge rods; and a sliding plate is pushed to move on the outer side of a sliding rod to extrude a second spring, then a buffering effect on a motor on a buffering plate is achieved, and meanwhile by arranging a damper, the influence generated by mechanical vibration can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of submersible mixers, in particular to a spiral water return propulsion device. Background Art

[0002] Submersible mixers are developed through years of practical exploration. Their innovations in form, structure, and testing methods have resulted in a high cost-effectiveness and improved sewage mixing. They are primarily used in sewage treatment plant processes to propel and stir suspended sewage, slurries, and industrial process liquids, creating water flow, enhancing the mixing function, and preventing sludge sedimentation. They are equipment for uniformly mixing solid, liquid, and gas phases in municipal and industrial sewage treatment processes. A spiral return propulsion device, a low-speed push-flow mixer, is suitable for aeration tanks in industrial and municipal sewage treatment plants. It generates a powerful, low-tangential flow that can be used to create water flow in circulation and during nitrification, denitrification, and phosphorus removal.

[0003] The existing spiral water return propulsion device generates vibration when the spiral blade rotates during use. After a period of use, the spiral water return propulsion device will suffer mechanical failure, resulting in a short service life and inconvenience in buffering and shock absorption. Utility Model Content

[0004] The utility model aims to provide a spiral water return propulsion device, so as to solve the defect that the existing spiral water return propulsion device is not convenient for buffering and shock absorption.

[0005] In order to solve the above technical problems, the present utility model provides the following technical solutions: a spiral water return propulsion device, comprising a support plate and a buffer structure;

[0006] A support plate is installed on one side of the support plate, a lifting structure is fixed to the bottom end of the support plate, and a flow-pushing structure is installed on one side of the lifting structure;

[0007] The bottom end of the flow-pushing structure is provided with a buffer structure, and the buffer structure includes a fixed seat, a placement groove, a built-in cavity, a buffer plate, a damper, a first spring, a support block, a sliding rod, a slide plate, a second spring and a movable rod. The fixed seat is fixed to one side of the bottom end of the lifting structure, the top of the fixed seat is provided with a placement groove, the bottom end of the placement groove inside the fixed seat is provided with a built-in cavity, a buffer plate is installed inside the built-in cavity at the bottom end of the placement groove, and a damper is fixed at the edge position of the bottom end of the buffer plate, the outside of the damper is installed with a first spring, support blocks are fixed on both sides of the bottom end of the built-in cavity, a sliding rod is fixed on one side of the support block, a slide plate is installed on the outside of the slide rod, a second spring is installed on one side of the slide plate outside the slide rod, and movable rods are installed on both sides of the bottom end of the buffer plate.

[0008] The lifting mechanism comprises a first guide rod, a second guide rod, an insertion rod, a movable seat, a connecting seat, a bracket, a first fixed pulley, a second fixed pulley, a support rod, a third fixed pulley and a sling, and the first guide rod is fixed to one side of the bottom end of the support plate, the second guide rod is fixed on the other side of the bottom end of the support plate, the bottom ends of the first guide rod and the second guide rod are both fixed with the insertion rod, the movable seat is installed at the outer sides of the first guide rod and the second guide rod, the connecting seat is fixed at the middle position of the top end of the movable seat, the bracket is fixed on one side of the top end of the support plate, the first fixed pulley is installed on one side of the bracket, the second fixed pulley is installed on one side of the first fixed pulley, the support rod is fixed on the other side of the top of the bracket, the third fixed pulley is installed at one end of the support rod, and the first fixed pulley, the second fixed pulley and the third fixed pulley are installed on the outer sides of the

[0009] Preferably, the first guide rod and the second guide rod are symmetrically distributed at the bottom end of the support plate, the movable seat is slidably connected to the outside of the first guide rod and the second guide rod, and a motor is fixed to one end of the first fixed pulley.

[0010] Preferably, the first fixed pulley, the second fixed pulley and the third fixed pulley are distributed in a triangle, and one end of the sling passes through the middle position inside the support plate, extends to the bottom end of the support plate and is fixedly connected to the top end of the connecting seat.

[0011] Preferably, the flow-pushing structure includes a fixed plate, a placement plate, a motor, a bearing, a rotating shaft, a fan body and a spiral blade. The fixed plate is fixed to one side of the movable seat, the bottom end of the fixed plate is fixed with a placement plate, the top end of the placement plate is installed with a motor, one end of the motor is installed with a bearing, a rotating shaft is provided inside the bearing, one end of the rotating shaft is fixed with a fan body, and the outside of the fan body is fixed with a spiral blade.

[0012] Preferably, the motor model is RS550, a mounting plate is fixed to the bottom end of the motor, the motor is fixedly connected to the placement plate by bolts, one end of the rotating shaft is fixedly connected to the output end of the motor, and two groups of spiral blades are provided, and the spiral blades are symmetrically distributed on the outside of the fan body.

[0013] Preferably, the fixing seat is fixedly connected to one side of the bottom of the first guide rod and the second guide rod, the inside of the placement groove fits with the outside of the placement plate, and the bottom end of the damper is fixedly connected to the bottom end of the built-in cavity.

[0014] Preferably, the dampers are provided in four groups, and the dampers are distributed at equal intervals at the bottom end of the buffer plate. The buffer plate and the built-in cavity form a telescopic structure through the first spring. The support blocks are provided in two groups, and the support blocks are symmetrically distributed at the bottom end of the built-in cavity. The slide plate is slidably connected to the outside of the slide rod.

[0015] Preferably, the slide plates are provided with two groups, and the slide plates are symmetrically distributed at both ends of the second spring outside the slide rod, one end of the movable rod is hingedly connected to the top end of the slide plate, and the other end of the movable rod is hingedly connected to the bottom end of the buffer plate, and the movable rod is three groups of connecting rods hingedly connected to each other.

[0016] The utility model provides a spiral water return propulsion device, which has the following advantages:

[0017] By providing a lifting structure, a motor is fixed to one end of the first fixed pulley, and the first fixed pulley is rotated by starting the motor. The rotation of the first fixed pulley causes the sling to rotate outside the second fixed pulley and the third fixed pulley. The sling drives the connecting seat to make the moving seat slide outside the first guide rod and the second guide rod, thereby facilitating the longitudinal lifting of the flow-pushing structure above the water surface and facilitating the maintenance and repair of the spiral backwater propulsion device.

[0018] By providing a push flow structure, the motor is started to drive the shaft to rotate inside the bearing, thereby reducing friction and making the rotation smoother. At the same time, the shaft drives the fan body to rotate the spiral blades, thereby accelerating the flow of sewage, making it easier to push the sewage and improving the efficiency of sewage treatment.

[0019] By providing a buffer structure, the placement plate is placed inside the placement groove, and the buffer plate is moved downward, so that the first spring is compressed. At the same time, the buffer plate drives the movable rod to move during the downward movement, and the movable rod is rotated through three sets of hinged rods, pushing the slide plate to move on the outside of the slide rod to squeeze the second spring, thereby buffering the motor on the buffer plate. At the same time, by providing a damper, the impact of mechanical vibration can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a side cross-sectional structural schematic diagram of the utility model;

[0021] Figure 2 For the utility model Figure 1 A in the middle is an enlarged structural diagram;

[0022] Figure 3 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0023] Figure 4 For the utility model Figure 3 The enlarged structural diagram at B in the middle;

[0024] Figure 5 It is a three-dimensional structural diagram of the flow-pushing structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. support plate; 2. support plate; 3. lifting structure; 301. first guide rod; 302. second guide rod; 303. insertion rod; 304. movable seat; 305. connecting seat; 306. bracket; 307. first fixed pulley; 308. second fixed pulley; 309. support rod; 310. third fixed pulley; 311. sling; 4. flow-pushing structure; 401. fixed plate; 402. placement plate; 403. motor; 404. bearing; 405. rotating shaft; 406. fan body; 407. spiral blade; 5. buffer structure; 501. fixed seat; 502. placement groove; 503. built-in cavity; 504. buffer plate; 505. damper; 506. first spring; 507. support block; 508. slide rod; 509. slide plate; 510. second spring; 511. movable rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-5 The utility model provides a spiral water return propulsion device, which includes a support plate 1 and a buffer structure 5.

[0028] Reference Figure 1 and Figure 3As shown, a support plate 2 is installed on one side of the support plate 1, and a lifting structure 3 is fixed to the bottom end of the support plate 2. The lifting structure 3 includes a first guide rod 301, a second guide rod 302, an insertion rod 303, a movable seat 304, a connecting seat 305, a bracket 306, a first fixed pulley 307, a second fixed pulley 308, a support rod 309, a third fixed pulley 310 and a sling 311. The first guide rod 301 is fixed to one side of the bottom end of the support plate 2, and the second guide rod 302 is fixed on the other side of the bottom end of the support plate 2. The insertion rod 303 is fixed to the bottom ends of the first guide rod 301 and the second guide rod 302. The movable seat 304 is installed on the outer sides of the first guide rod 301 and the second guide rod 302. The connecting seat 305 is fixed at the middle position of the top of the movable seat 304. The bracket 306 is fixed on one side of the top of the support plate 1, and one side of the bracket 306 is installed There is a first fixed pulley 307, a second fixed pulley 308 is installed on one side of the first fixed pulley 307, a support rod 309 is fixed on the other side of the top of the bracket 306, and a third fixed pulley 310 is installed at one end of the support rod 309, and a sling 311 is installed on the outside of the first fixed pulley 307, the second fixed pulley 308 and the third fixed pulley 310, the first guide rod 301 and the second guide rod 302 are symmetrically distributed at the bottom end of the support plate 2, and the movable seat 304 is slidably connected to the outside of the first guide rod 301 and the second guide rod 302, one end of the first fixed pulley 307 is fixed with a motor, the first fixed pulley 307, the second fixed pulley 308 and the third fixed pulley 310 are distributed in a triangle, and one end of the sling 311 passes through the middle position inside the support plate 2 and extends to the bottom end of the support plate 2 and is fixedly connected to the top of the connecting seat 305.

[0029] A motor is fixed to one end of the first fixed pulley 307, and the first fixed pulley 307 is rotated by starting the motor. The rotation of the first fixed pulley 307 causes the sling 311 to rotate outside the second fixed pulley 308 and the third fixed pulley 310. The sling 311 drives the connecting seat 305 to make the movable seat 304 slide outside the first guide rod 301 and the second guide rod 302, thereby facilitating the longitudinal lifting of the flow-pushing structure 4 above the water surface and facilitating the maintenance and inspection of the spiral backwater propulsion device.

[0030] Reference Figure 2 、 Figure 3 and Figure 5As shown, a flow-pushing structure 4 is installed on one side of the lifting structure 3, and the flow-pushing structure 4 includes a fixed plate 401, a placing plate 402, a motor 403, a bearing 404, a rotating shaft 405, a fan body 406 and a spiral blade 407. The fixed plate 401 is fixed to one side of the movable seat 304, and the placing plate 402 is fixed at the bottom end of the fixed plate 401. The motor 403 is installed on the top of the placing plate 402. One end of the motor 403 is installed with a bearing 404. The inside of the bearing 404 is provided with a rotating shaft 405, and the fan body 406 is fixed at one end of the rotating shaft 405. The outside of the fan body 406 is fixed with a spiral blade 407. The model of the motor 403 is RS550. The bottom end of the motor 403 is fixed with a mounting plate. The motor 403 and the placing plate 402 are fixedly connected by bolts. One end of the rotating shaft 405 is fixedly connected to the output end of the motor 403. There are two groups of spiral blades 407, and the spiral blades 407 are symmetrically distributed on the outside of the fan body 406.

[0031] By starting the motor 403, the rotating shaft 405 is driven to rotate inside the bearing 404, thereby reducing friction and making the rotation smoother. At the same time, the rotating shaft 405 drives the fan body 406 to rotate the spiral blade 407, thereby accelerating the flow of sewage, making it easier to push the sewage and improving the efficiency of sewage treatment.

[0032] Reference Figure 3 and Figure 4As shown, the bottom end of the flow-pushing structure 4 is provided with a buffer structure 5, which includes a fixed seat 501, a placement groove 502, a built-in cavity 503, a buffer plate 504, a damper 505, a first spring 506, a support block 507, a slide bar 508, a slide plate 509, a second spring 510 and a movable rod 511. The fixed seat 501 is fixed to one side of the bottom end of the lifting structure 3, the top end of the fixed seat 501 is provided with a placement groove 502, and the bottom end of the placement groove 502 inside the fixed seat 501 is provided with a There is a built-in cavity 503, a buffer plate 504 is installed inside the built-in cavity 503 at the bottom of the placement groove 502, a damper 505 is fixed at the edge position of the bottom end of the buffer plate 504, a first spring 506 is installed on the outside of the damper 505, support blocks 507 are fixed on both sides of the bottom end of the built-in cavity 503, a slide bar 508 is fixed on one side of the support block 507, a slide plate 509 is installed on the outside of the slide bar 508, and a second spring 510 is installed on one side of the slide plate 509 on the outside of the slide bar 508. Movable rods 511 are installed on both sides of the bottom of the punch plate 504. The fixing seat 501 is fixedly connected to one side of the bottom of the first guide rod 301 and the second guide rod 302. The inside of the placement groove 502 fits with the outside of the placement plate 402. The bottom end of the damper 505 is fixedly connected to the bottom end of the built-in cavity 503. The damper 505 is provided in four groups. The dampers 505 are evenly spaced at the bottom end of the buffer plate 504. The buffer plate 504 and the built-in cavity 503 form a telescopic structure through the first spring 506. There are two groups of support blocks 507, which are symmetrically distributed at the bottom end of the built-in cavity 503, and the slides 509 are slidingly connected to the outside of the slide rod 508. There are two groups of slides 509, which are symmetrically distributed at both ends of the second spring 510 outside the slide rod 508. One end of the movable rod 511 is hingedly connected to the top of the slide 509, and the other end of the movable rod 511 is hingedly connected to the bottom end of the buffer plate 504. The movable rod 511 is three groups of connecting rods hingedly connected to each other.

[0033] The placement plate 402 is placed inside the placement groove 502, so that the buffer plate 504 moves downward, thereby compressing the first spring 506. At the same time, the buffer plate 504 drives the movable rod 511 to move during the downward movement, thereby causing the movable rod 511 to rotate through three sets of hinged rods, pushing the slide plate 509 to move on the outside of the slide rod 508 to squeeze the second spring 510, thereby buffering the motor 403 on the buffer plate 504. At the same time, by setting the damper 505, the impact of mechanical vibration can be reduced.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A spiral backwater propulsion device, comprising a support plate (1) and a buffer structure (5); Its characteristics are: A support plate (2) is installed on one side of the support plate (1), a lifting structure (3) is fixed to the bottom end of the support plate (2), and a flow-pushing structure (4) is installed on one side of the lifting structure (3); The bottom end of the flow-pushing structure (4) is provided with a buffer structure (5), and the buffer structure (5) includes a fixed seat (501), a placement groove (502), a built-in cavity (503), a buffer plate (504), a damper (505), a first spring (506), a support block (507), a slide bar (508), a slide plate (509), a second spring (510) and a movable rod (511), wherein the fixed seat (501) is fixed to one side of the bottom end of the lifting structure (3), the top end of the fixed seat (501) is provided with a placement groove (502), the bottom end of the placement groove (502) inside the fixed seat (501) is provided with a built-in cavity (503), and the placement groove (502) inside the fixed seat (501) is provided with a built-in cavity (503). A buffer plate (504) is installed inside the built-in cavity (503) at the bottom end of the slot (502), and a damper (505) is fixed at the edge position of the bottom end of the buffer plate (504). A first spring (506) is installed on the outside of the damper (505). Support blocks (507) are fixed on both sides of the bottom end of the built-in cavity (503), and a sliding rod (508) is fixed on one side of the support block (507). A slide plate (509) is installed on the outside of the slide bar (508), and a second spring (510) is installed on one side of the slide plate (509) outside the slide bar (508). Movable rods (511) are installed on both sides of the bottom end of the buffer plate (504).

2. A spiral backwater propulsion device according to claim 1, characterized in that: The lifting structure (3) comprises a first guide rod (301), a second guide rod (302), an insertion rod (303), a movable seat (304), a connecting seat (305), a bracket (306), a first fixed pulley (307), a second fixed pulley (308), a support rod (309), a third fixed pulley (310) and a sling (311), wherein the first guide rod (301) is fixed to one side of the bottom end of the support plate (2), the second guide rod (302) is fixed to the other side of the bottom end of the support plate (2), the insertion rod (303) is fixed to the bottom ends of the first guide rod (301) and the second guide rod (302), and the first guide rod (301) and the second guide rod (302) are fixed to the bottom ends of the first guide rod (301) and the second guide rod (302). ) is installed on the outer side of the support plate (1), a connecting seat (305) is fixed at the middle position of the top of the support plate (304), a bracket (306) is fixed on one side of the top of the support plate (1), a first fixed pulley (307) is installed on one side of the bracket (306), a second fixed pulley (308) is installed on one side of the first fixed pulley (307), a support rod (309) is fixed on the other side of the top of the support plate (306), a third fixed pulley (310) is installed on one end of the support rod (309), and a sling (311) is installed on the outer sides of the first fixed pulley (307), the second fixed pulley (308) and the third fixed pulley (310).

3. A spiral backwater propulsion device according to claim 2, characterized in that: The first guide rod (301) and the second guide rod (302) are symmetrically distributed at the bottom end of the support plate (2), the movable seat (304) is slidably connected to the outer sides of the first guide rod (301) and the second guide rod (302), and a motor is fixed to one end of the first fixed pulley (307).

4. A spiral backwater propulsion device according to claim 2, characterized in that: The first fixed pulley (307), the second fixed pulley (308) and the third fixed pulley (310) are distributed in a triangular shape, and one end of the sling (311) passes through the middle position inside the support plate (2) and extends to the bottom end of the support plate (2) and is fixedly connected to the top end of the connecting seat (305).

5. The spiral backwater propulsion device according to claim 1, characterized in that: The flow-pushing structure (4) comprises a fixed plate (401), a placement plate (402), a motor (403), a bearing (404), a rotating shaft (405), a fan body (406) and a spiral blade (407). The fixed plate (401) is fixed to one side of the movable seat (304). The placement plate (402) is fixed to the bottom end of the fixed plate (401). The motor (403) is installed on the top end of the placement plate (402). The bearing (404) is installed at one end of the motor (403). The rotating shaft (405) is arranged inside the bearing (404). The fan body (406) is fixed to one end of the rotating shaft (405). The spiral blade (407) is fixed to the outside of the fan body (406).

6. The spiral backwater propulsion device according to claim 5, characterized in that: The motor (403) is of model RS550. A mounting plate is fixed to the bottom end of the motor (403). The motor (403) is fixedly connected to the placement plate (402) by bolts. One end of the rotating shaft (405) is fixedly connected to the output end of the motor (403). Two groups of spiral blades (407) are provided. The spiral blades (407) are symmetrically distributed on the outer side of the fan body (406).

7. The spiral backwater propulsion device according to claim 1, characterized in that: The fixing seat (501) is fixedly connected to one side of the bottom of the first guide rod (301) and the second guide rod (302), the interior of the placement groove (502) is matched with the outer side of the placement plate (402), and the bottom end of the damper (505) is fixedly connected to the bottom end of the built-in cavity (503).

8. The spiral backwater propulsion device according to claim 1, characterized in that: The dampers (505) are provided in four groups, and the dampers (505) are distributed at equal intervals at the bottom end of the buffer plate (504). The buffer plate (504) and the built-in cavity (503) form a telescopic structure through the first spring (506). The support blocks (507) are provided in two groups, and the support blocks (507) are symmetrically distributed at the bottom end of the built-in cavity (503). The slide plate (509) is slidably connected to the outside of the slide rod (508).

9. The spiral backwater propulsion device according to claim 1, characterized in that: The slide plates (509) are provided in two groups. The slide plates (509) are symmetrically distributed at both ends of the second spring (510) outside the slide bar (508). One end of the movable rod (511) is hingedly connected to the top end of the slide plate (509), and the other end of the movable rod (511) is hingedly connected to the bottom end of the buffer plate (504). The movable rod (511) is hingedly connected to three groups of connecting rods.

Images