Automatic start-stop control device for sewage pump

Abstract

The utility model relates to the technical field of sewage treatment, and discloses a sewage pump automatic start-stop control device which comprises a water level monitoring mechanism, a displacement mechanism used for driving the water level monitoring mechanism to move is arranged on one side of the water level monitoring mechanism, and a transmission mechanism used for transmitting kinetic energy and driving the displacement mechanism to operate is arranged at the center of the upper end of the displacement mechanism. The two devices are used in a matched mode, one device monitors the highest point of the liquid level, the other device monitors the lowest point of the liquid level, it is ensured that the sewage pump is automatically started and stopped within the proper liquid level range, meanwhile, due to the fact that the position of the sensor can be flexibly adjusted, follow-up maintenance work is greatly simplified, work difficulty and cost are reduced, and the working efficiency is improved. The reliability and stability of the whole sewage pump automatic start-stop control device are improved, and through cooperative work of the displacement mechanism, the water level monitoring mechanism, the driving mechanism and the transmission mechanism, the sewage pump automatic start-stop control device achieves real-time monitoring and automatic start-stop control over liquid level changes in a sewage pool.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, specifically, relate to a sewage pump automatic start -stop control device. BACKGROUND

[0002] Sewage pump automatic start -stop control device is the equipment of high intelligent, realizes automatic operation with advanced sensing technology and precision program control logic, through high sensitivity liquid level sensor real -time monitoring sewage collection area's liquid level change, captures subtle fluctuation and transforms into electric signal transmission to central control unit, once liquid level reaches preset starting threshold, central control unit decides whether sewage pump starts according to intelligent algorithm and rapidly analyzes data, effectively discharges sewage and prevents overflow, when liquid level drops below stop threshold, sewage pump is automatically stopped to run to save energy and reduce consumption, in addition, the device has fault self -inspection and alarm function, can monitor sewage pump and sensor state, discovers the situation such as abnormality such as blockage, overheating or failure immediately alarm, and informs maintenance personnel in time to repair through remote communication, ensure that sewage discharge system is stable and reliable, this intelligent control not only improves the efficiency, also reduces environmental risk and operation and maintenance cost.

[0003] The prior art sewage pump automatic start -stop control device, although remarkable progress has been made in intelligentization and automation, but there are still problems in practical application, especially in the installation and maintenance of sensor equipment, after the sensor equipment is installed to the sewage pool, the specific position thereof is often difficult to determine, due to the complex environment of the sewage pool, there may be interference factors such as silt and impurities, so that the sensor is difficult to accurately place to the ideal position during installation, which not only affects the accurate monitoring of the sensor on the liquid level change, but also may accelerate the wear and damage of the sensor due to improper position, shorten its service life, in addition, the inconvenient determination of the sensor position also brings maintenance difficulties, once the sensor fails or needs to be calibrated, the maintenance personnel often need to search and locate in the sewage pool, which not only increases the work difficulty and cost, but also may pose a threat to the safety of the maintenance personnel, therefore, the technical personnel in the art provides a sewage pump automatic start -stop control device to solve the problems raised in the background art. SUMMARY

[0004] The utility model discloses a purpose at providing a kind of sewage pump automatic start-stop control device, solve sewage pump automatic start-stop control device in prior art, although remarkable progress has been made in intelligentization and automation, but there are still problems in practical application, especially in the installation and maintenance of sensor equipment, sensor equipment is often difficult to determine its specific position after being installed to sewage pool, since sewage pool environment is complex, there can be silt, impurities and other interference factors, leading to sensor in installation process difficult to accurately place to ideal position, this not only affects the accurate monitoring of sensor to liquid level change, also possibly due to improper position and accelerate the wear and damage of sensor, shorten its service life, in addition, the inconvenient determination of sensor position also brings the difficulty in maintenance, once sensor fails or needs calibration, maintenance personnel often need to carry out tedious search and positioning work in sewage pool, this not only increases the difficulty and cost of work, possibly also poses a threat to the safety of maintenance personnel.

[0005] The utility model provides the following technical scheme: a sewage pump automatic start-stop control device, including water level monitoring mechanism, water level monitoring mechanism side is provided with the displacement mechanism for driving water level monitoring mechanism moves, the displacement mechanism upper end center is provided with the transmission mechanism for transmitting kinetic energy and driving displacement mechanism operation, transmission mechanism side is provided with the drive mechanism for driving transmission mechanism operation.

[0006] As the preferred technical scheme of above, the displacement mechanism includes a base plate, the base plate is fixedly connected with a support block at the upper and lower ends of the center on one side, a first bearing is fixedly sleeved in the center of the two support blocks, and a connecting rod is fixedly sleeved in the inner ring of the two first bearings.

[0007] As the preferred technical scheme of above, the two connecting rods are fixedly connected with a lead screw, the inner center of the two support blocks is fixedly sleeved with a light shaft on both sides, the outer side of the lead screw is sleeved with a sliding sleeve, and the outer side of the two light shafts is arranged with a guide block.

[0008] As the preferred technical scheme of above, the water level monitoring mechanism includes a connecting plate, the connecting plate is fixedly connected on one side of the four guide blocks and the sliding sleeve, a support rod is fixedly connected to the center of the side away from the sliding sleeve of the connecting plate, an installation sleeve is fixedly connected to one end of the support rod, a liquid level sensor body is sleeved in the installation sleeve, the liquid level sensor body and the installation sleeve are detachably connected, and a liquid level probe is fixedly connected to the center of the upper end of the liquid level sensor body.

[0009] As the preferred technical scheme, the driving mechanism comprises two support frames, the two support frames are fixedly connected to the upper end center of the support block, the two support frames are fixedly connected, the side away from each other of the two support frames is fixedly connected with a support side plate, the inner center of the support side plate is fixedly connected with a second bearing, the inner ring of the second bearing is fixedly connected with a driving shaft, and the outer center of the driving shaft is fixedly connected with a worm wheel.

[0010] As the preferred technical scheme, the driving mechanism comprises two support frames, the two support frames are fixedly connected to the upper end center of the support block, the two support frames are fixedly connected, the side away from each other of the two support frames is fixedly connected with a support side plate, the inner center of the support side plate is fixedly connected with a second bearing, the inner ring of the second bearing is fixedly connected with a driving shaft, and the outer center of the driving shaft is fixedly connected with a worm wheel.

[0011] As the preferred technical scheme, the driving mechanism comprises two support frames, the two support frames are fixedly connected to the upper end center of the support block, the two support frames are fixedly connected, the side away from each other of the two support frames is fixedly connected with a support side plate, the inner center of the support side plate is fixedly connected with a second bearing, the inner ring of the second bearing is fixedly connected with a driving shaft, and the outer center of the driving shaft is fixedly connected with a worm wheel.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] The sewage pump automatic start-stop control device is mainly composed of a water level monitoring mechanism, a displacement mechanism, a transmission mechanism and a driving mechanism, and needs two devices to be used in pairs to monitor the highest point and the lowest point of the liquid level. First, the water level monitoring mechanisms of the two devices are installed at different heights of the sewage pool to monitor the change of the liquid level in real time. In order to overcome the problem that the position of the sensor in the traditional device is difficult to determine, the device is designed with a displacement mechanism which can flexibly adjust the position of the water level monitoring mechanism in the sewage pool, ensuring that the sensor can be accurately placed in the ideal position, avoiding interference factors such as mud and impurities, and improving the stability and durability of the sensor. When the position of the sensor needs to be adjusted, the driving mechanism operates to transmit kinetic energy through the transmission mechanism to drive the displacement mechanism to operate. The design of the transmission mechanism ensures the smooth transmission of kinetic energy, so that the displacement mechanism can accurately and stably move the water level monitoring mechanism. The two devices are used in pairs to monitor the highest point and the lowest point of the liquid level, ensuring that the sewage pump automatically starts and stops within the appropriate liquid level range. At the same time, since the position of the sensor can be flexibly adjusted, the subsequent maintenance work is greatly simplified, the work difficulty and cost are reduced, and the reliability and stability of the entire sewage pump automatic start-stop control device are improved. Through the cooperative work of the displacement mechanism, the water level monitoring mechanism, the driving mechanism and the transmission mechanism, the sewage pump automatic start-stop control device realizes real-time monitoring and automatic start-stop control of the change of the liquid level in the sewage pool. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a perspective structure schematic diagram of a sewage pump automatic start-stop control device.

[0015] Figure 2 It is a perspective split structure schematic diagram of a sewage pump automatic start-stop control device.

[0016] Figure 3 It is a perspective split structure schematic diagram of a displacement mechanism of a sewage pump automatic start-stop control device.

[0017] Figure 4 It is a perspective split structure schematic diagram of a water level monitoring mechanism of a sewage pump automatic start-stop control device.

[0018] Figure 5 It is a perspective split structure schematic diagram of a driving mechanism of a sewage pump automatic start-stop control device.

[0019] Figure 6 It is a perspective split structure schematic diagram of a transmission mechanism of a sewage pump automatic start-stop control device.

[0020] LEGEND:

[0021] 1, displacement mechanism; 101, base plate; 102, support block; 103, first bearing; 104, connecting rod; 105, screw rod; 106, optical axis; 107, sliding sleeve; 108, guide block; 2, water level monitoring mechanism; 201, connecting plate; 202, support rod; 203, mounting sleeve; 204, liquid level sensor body; 205, liquid level probe; 3, driving mechanism; 301, support frame; 302, support side plate; 303, second bearing; 304, driving shaft; 305, worm gear; 306, worm; 307, spline hole; 308, spline shaft; 309, hand wheel; 3010, support plate; 3011, third bearing; 4, transmission mechanism; 401, transmission shaft; 402, driving bevel gear; 403, transmission bevel gear. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0023] As Figure 1 and Figure 2As shown, the utility model provides a technical scheme: a sewage pump automatic start-stop control device, including water level monitoring mechanism 2, water level monitoring mechanism 2 one side is provided with displacement mechanism 1 for driving water level monitoring mechanism 2 moves, and displacement mechanism 1 upper end center is provided with transmission mechanism 4 for transmitting kinetic energy and driving displacement mechanism 1 operation, and transmission mechanism 4 one side is provided with drive mechanism 3 for driving transmission mechanism 4 operation, this device is mainly composed of water level monitoring mechanism 2, displacement mechanism 1, transmission mechanism 4 and drive mechanism 3, and needs two devices to be used in pairs, to monitor the highest point and the lowest point of liquid level respectively, first, the water level monitoring mechanism 2 of two devices is installed at different heights of sewage pool respectively, for real-time monitoring liquid level change, in order to overcome the problem that sensor position is difficult to determine in traditional device, the device designs displacement mechanism 1, and displacement mechanism 1 can flexibly adjust the position of water level monitoring mechanism 2 in sewage pool, ensures that sensor can be accurately placed in ideal position, avoids interference factors such as silt, impurity, and also improves the stability and durability of sensor, when needing to adjust sensor position, drive mechanism 3 operates, passes through transmission mechanism 4 and transmits kinetic energy, drives displacement mechanism 1 operation, and the design of transmission mechanism 4 guarantees the smooth transmission of kinetic energy, makes displacement mechanism 1 can accurately, stably move water level monitoring mechanism 2, two devices are used in pairs, one monitors the highest point of liquid level, and the other monitors the lowest point of liquid level, ensures that sewage pump automatically starts and stops in the appropriate liquid level range, simultaneously, since sensor position can be flexibly adjusted, also greatly simplifies subsequent maintenance work, reduces work difficulty and cost, improves the reliability and stability of entire sewage pump automatic start-stop control device, and the sewage pump automatic start-stop control device realizes real-time monitoring and automatic start-stop control to liquid level change in sewage pool through the cooperative work of displacement mechanism 1, water level monitoring mechanism 2, drive mechanism 3 and transmission mechanism 4.

[0024] As one embodiment in the present embodiment, as Figure 3As shown, the displacement mechanism 1 comprises a base plate 101, and one side of the base plate 101 is fixedly connected with support blocks 102 at both upper and lower ends, and first bearings 103 are fixedly sleeved at the inner centers of the two support blocks 102, and connecting rods 104 are fixedly sleeved at the inner rings of the two first bearings 103, and a lead screw 105 is fixedly connected between the two connecting rods 104, and optical shafts 106 are fixedly sleeved at the inner centers of the two support blocks 102 close to both sides, and a sliding sleeve 107 is threadedly sleeved outside the lead screw 105, and guide blocks 108 are slidingly sleeved outside the two optical shafts 106, and the displacement mechanism 1 is used in cooperation with the lead screw 105 and the optical shaft 106 to realize the vertical movement of the water level monitoring mechanism 2, and when the driving mechanism 3 is started and transmits power through the transmission mechanism 4, the lead screw 105 starts to rotate, and since the sliding sleeve 107 is threadedly sleeved outside the lead screw 105, the rotation of the lead screw 105 drives the sliding sleeve 107 to move up and down along the lead screw 105, and at the same time, the guide blocks 108 slide on the optical shafts 106 to ensure the stability and linearity of the entire movement process, so that the water level monitoring mechanism 2 can be connected with the sliding sleeve 107 and the guide blocks 108 through the connecting plate 201 to realize the vertical displacement thereof in the sewage pool.

[0025] As an embodiment in the present embodiment, as shown in Figure 4 As shown, the water level monitoring mechanism 2 comprises a connecting plate 201 fixedly connected on one side of the four guide blocks 108 and the sliding sleeve 107, and a support rod 202 is fixedly connected at the center of the side of the connecting plate 201 away from the sliding sleeve 107, and an installation sleeve 203 is fixedly connected at one end of the support rod 202, and a liquid level sensor body 204 is sleeved inside the installation sleeve 203, and the liquid level sensor body 204 is detachably connected with the installation sleeve 203, and a liquid level probe 205 is fixedly connected at the center of the upper end of the liquid level sensor body 204, and the water level monitoring mechanism 2 mainly realizes real-time monitoring of liquid level changes through the liquid level sensor body 204 and the liquid level probe 205, and the liquid level probe 205 extends into sewage and moves up and down with the change of the liquid level, and the liquid level sensor body 204 converts the signal into an electric signal for transmission by sensing the position change of the liquid level probe 205, and since the liquid level sensor body 204 is detachably connected with the installation sleeve 203, it is convenient for maintenance or replacement.

[0026] As an embodiment in the present embodiment, as shown in Figure 5As shown, the driving mechanism 3 comprises two support frames 301 fixedly connected on the upper end center of the support block 102, and the two support frames 301 are fixedly connected between them, and the sides away from each other of the two support frames 301 are fixedly connected with support side plates 302, and the inner center of each of the two support side plates 302 is fixedly sleeved with a second bearing 303, and the inner ring of each of the two second bearings 303 is fixedly sleeved with a driving shaft 304, and the outer center of the driving shaft 304 is fixedly sleeved with a worm wheel 305, and the inner center of the worm wheel 305 is rotatably sleeved with a worm gear 306, and the worm gear 306 and the worm wheel 305 are in helical tooth engagement transmission, and the inner center of one side of the worm gear 306 is provided with a spline hole 307, and the spline hole 307 is slidably sleeved with a spline shaft 308, and the spline hole 307 and the spline shaft 308 are detachably connected, and one side of the spline shaft 308 is fixedly connected with a hand wheel 309, and one side of the inner center of the support plate 3010 is fixedly connected with a support plate 3010, and the inner center of the support plate 3010 is fixedly sleeved with a third bearing 3011, and the driving mechanism 3 drives the spline shaft 308 to slide in the spline hole 307 through the rotation of the hand wheel 309, thereby driving the worm gear 306 to rotate, and the worm gear 306 and the worm wheel 305 are in helical tooth engagement transmission, so that the rotation of the worm gear 306 drives the worm wheel 305 and the driving shaft 304 to rotate together, so that the driving mechanism 3 converts the rotary power of the hand wheel 309 into the rotary power of the driving shaft 304.

[0027] As an embodiment in the present embodiment, as shown in Figure 6 The transmission mechanism 4 comprises a transmission shaft 401 and a driving bevel gear 402, the transmission shaft 401 is fixedly sleeved in the inner ring of the third bearing 3011, the lower end of the transmission shaft 401 is fixedly connected with the upper end of the connecting rod 104, the driving bevel gear 402 is fixedly connected on the side of the driving shaft 304 close to the third bearing 3011, the upper end of the transmission shaft 401 is fixedly connected with a transmission bevel gear 403, the transmission bevel gear 403 and the driving bevel gear 402 are in gear meshing transmission, the transmission mechanism 4 transmits the power of the driving mechanism 3 to the displacement mechanism 1 through the gear meshing transmission of the driving bevel gear 402 and the transmission bevel gear 403, when the driving shaft 304 rotates, the driving bevel gear 402 rotates with it, and drives the transmission shaft 401 to rotate through the meshing with the transmission bevel gear 403, since the lower end of the transmission shaft 401 is fixedly connected with the upper end of the connecting rod 104, the rotation of the transmission shaft 401 drives the connecting rod 104 and the lead screw 105 to rotate together, thereby realizing the up and down movement of the displacement mechanism 1.

[0028] Working principle: the displacement mechanism 1 realizes the vertical movement of the water level monitoring mechanism 2 through the cooperation of the lead screw 105 and the light shaft 106, when the driving mechanism 3 is started and the power is transmitted through the transmission mechanism 4, the lead screw 105 starts to rotate, because the sliding sleeve 107 is screwed on the outside of the lead screw 105, so the rotation of the lead screw 105 will drive the sliding sleeve 107 to move up and down along the lead screw 105, at the same time, the guide block 108 slides on the light shaft 106, ensuring the stability and linearity of the whole movement process, in this way, the water level monitoring mechanism 2 can realize its vertical displacement in the sewage tank through the connection of the connecting plate 201 with the sliding sleeve 107 and the guide block 108, the water level monitoring mechanism 2 mainly realizes the real-time monitoring of the liquid level change through the liquid level sensor body 204 and the liquid level probe 205, the liquid level probe 205 extends into the sewage, moves up and down with the change of the liquid level, the liquid level sensor body 204 converts the signal into an electric signal for transmission by sensing the position change of the liquid level probe 205, because the liquid level sensor body 204 and the mounting sleeve 203 are detachably connected, it is convenient for maintenance or replacement, the driving mechanism 3 drives the spline shaft 308 to slide in the spline hole 307 through the rotation of the hand wheel 309, and then drives the worm 306 to rotate, the worm 306 and the worm gear 305 are in helical tooth engagement transmission, so the rotation of the worm 306 will drive the worm gear 305 and the driving shaft 304 to rotate together, in this way, the driving mechanism 3 converts the rotary power of the hand wheel 309 into the rotary power of the driving shaft 304, the transmission mechanism 4 transmits the power of the driving mechanism 3 to the displacement mechanism 1 through the gear meshing transmission of the driving bevel gear 402 and the transmission bevel gear 403, when the driving shaft 304 rotates, the driving bevel gear 402 rotates, and drives the transmission shaft 401 to rotate through the meshing with the transmission bevel gear 403, because the transmission shaft 401 is fixedly connected with the upper end of the connecting rod 104 at the lower end, so the rotation of the transmission shaft 401 will drive the connecting rod 104 and the lead screw 105 to rotate together, and then realize the up and down movement of the displacement mechanism 1.

[0029] The above examples are only used to illustrate the technical scheme of the present application, but not limit it.

Claims

1. A sewage pump automatic start-stop control device comprising a water level monitoring mechanism (2), characterized in that: The water level monitoring mechanism (2) is provided with a displacement mechanism (1) for driving the water level monitoring mechanism (2) to move, and the displacement mechanism (1) is provided with a transmission mechanism (4) at the upper end center for transmitting kinetic energy and driving the displacement mechanism (1) to operate.

2. The automatic start-stop control device for sewage pump according to claim 1, characterized in that: The displacement mechanism (1) comprises a base plate (101), and support blocks (102) are fixedly connected to the upper and lower ends of the center of one side of the base plate (101); first bearings (103) are fixedly sleeved at the inner centers of the two support blocks (102); and connecting rods (104) are fixedly connected between the two first bearings (103).

3. The automatic start-stop control device for sewage pump according to claim 2, characterized in that: The two connecting rods (104) are fixedly connected between the two first bearings (103), and the inner centers of the two support blocks (102) are fixedly sleeved with light shafts (106) on the two sides; the outer side of the screw rod (105) is threadedly sleeved with a sliding sleeve (107); and the outer sides of the two light shafts (106) are arranged with guide blocks (108) which are slidingly sleeved.

4. The automatic start-stop control device for sewage pump according to claim 3, characterized in that: The water level monitoring mechanism (2) comprises a connecting plate (201), which is fixedly connected to one side of the four guide blocks (108) and the sliding sleeve (107); a support rod (202) is fixedly connected to the center of the side, away from the sliding sleeve (107), of the connecting plate (201); an installation sleeve (203) is fixedly connected to one end of the support rod (202); a liquid level sensor body (204) is sleeved in the installation sleeve (203); the liquid level sensor body (204) and the installation sleeve (203) are detachably connected; and a liquid level probe (205) is fixedly connected to the center of the upper end of the liquid level sensor body (204).

5. The automatic start-stop control device for sewage pump according to claim 2, characterized in that: The driving mechanism (3) comprises two support frames (301), which are fixedly connected to the upper end center of one side of the support block (102); the two support frames (301) are fixedly connected; support side plates (302) are fixedly connected to the sides, away from each other, of the two support frames (301); second bearings (303) are fixedly sleeved in the inner centers of the two support side plates (302); driving shafts (304) are fixedly sleeved in the inner rings of the two second bearings (303); and worm gears (305) are fixedly sleeved on the outer side centers of the driving shafts (304).

6. The automatic start-stop control device for a sewage pump according to claim 5, characterized by: Two described support frame (301) inside two sides of the center close to the upper rotating sleeve worm (306), the worm (306) and worm gear (305) between the spiral tooth transmission, the worm (306) inside the center close to one side is equipped with the spline hole (307), the spline hole (307) inside the sliding sleeve spline shaft (308), the spline hole (307) and spline shaft (308) between the detachable connection, the spline shaft (308) one side is fixedly connected with hand wheel (309), one of the support side plate (302) one side center close to the lower fixedly connected with support plate (3010), the support plate (3010) inside the center fixed sleeve third bearing (3011).

7. The automatic start-stop control device for sewage pump according to claim 5, characterized in that: The transmission mechanism (4) includes a transmission shaft (401) and a drive bevel gear (402), the transmission shaft (401) is fixedly sleeved on the inner ring of the third bearing (3011), the lower end of the transmission shaft (401) is fixedly connected with the upper end of the connecting rod (104), the drive bevel gear (402) is fixedly connected on the drive shaft (304) close to one side of the third bearing (3011), the upper end of the transmission shaft (401) is fixedly connected with a transmission bevel gear (403), the transmission bevel gear (403) and the drive bevel gear (402) are in gear meshing transmission.

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