Sedimentation tank

Abstract

The sedimentation tank comprises a tank body, a water pump is arranged on the tank body, a water inlet pipe and a water outlet pipe are arranged at the water inlet end and the water outlet end of the water pump respectively, a floating plate is arranged in the tank body, the end, away from the water pump, of the water inlet pipe is connected with the floating plate, and a guide sliding groove is further formed in the tank body. A sliding block extending into the guiding sliding groove is arranged on one side of the floating plate, switches are arranged on the inner top wall and the inner bottom wall of the guiding sliding groove, and the switches are electrically connected with the water pump. When clear water in the sedimentation tank is increased, the floating plate can rise along with the water level, after the sliding block on the floating plate makes contact with the switch above, the water pump is started to pump the clear water, the floating plate can move downwards along with the water level falling, the water pump is closed after the sliding block makes contact with the switch below, and therefore automatic starting and stopping work of the water pump can be achieved. Manual intervention is reduced, water pumping convenience of the sedimentation tank is improved, and it is effectively ensured that the water level in the sedimentation tank is stabilized within a reasonable range.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the sedimentation tank sewage treatment technical field, especially relate to a sedimentation tank. BACKGROUND

[0002] With the advancement of engineering project standardization, the environmental protection requirement of construction site is increasingly strict. In order to reduce the influence of construction on the environment, the washing facility is gradually improved, and it is required that the vehicle entering and leaving the construction site must pass through the washing equipment to remove the soil and dust on the surface of the vehicle. However, if the sewage after washing is directly discharged, not only the water resource will be wasted, but also the municipal pipe network and the surrounding environment will be polluted. Therefore, the three-stage sedimentation tank is usually arranged at the construction site to remove the suspended solids in the sewage by sedimentation and purify the water quality, so that the final water quality reaches the standard of being discharged into the municipal pipe network.

[0003] At present, in order to save water, many construction sites add a water pump in the clear water cavity of the three-stage sedimentation tank, and the clear water after sedimentation is pumped to a water storage tank by the water pump, and the water is used as subsequent washing water. This recycling mode saves water to a certain extent, but the start and stop of the water pump need to be observed and operated manually, and the efficiency is low. SUMMARY

[0004] The utility model aims at the problems existing in the prior art, and provides a sedimentation tank.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sedimentation tank, comprising a tank body, a water pump is arranged on the tank body, a water inlet pipe and a water outlet pipe are arranged at the water inlet end and the water outlet end of the water pump respectively, a floating plate is arranged in the tank body, one end of the water inlet pipe away from the water pump is connected with the floating plate, a guide sliding groove is further arranged in the tank body, a sliding block extending into the guide sliding groove is arranged on one side of the floating plate, and switches are arranged on the inner top wall and the inner bottom wall of the guide sliding groove. The switches are electrically connected with the water pump.

[0006] By adopting the above technical scheme, the start and stop of the water pump are realized by triggering the corresponding switch with the rising and falling of the floating plate with the water level, the manual intervention is reduced, the convenience of pumping water in the sedimentation tank is improved, and the water level in the sedimentation tank is effectively ensured to be stable in a reasonable range.

[0007] Further, the tank body comprises turbid water cavities and clear water cavities at two sides and a muddy water cavity in the middle, and the floating plate and the guide sliding groove are arranged in the clear water cavity.

[0008] Further, a mounting cover is arranged in the middle of the floating plate, a positioning assembly is arranged on the mounting cover, a connecting block is arranged on the water inlet pipe, and a positioning block connected with the positioning assembly is arranged on the connecting block.

[0009] Further, the positioning assembly comprises a U-shaped fixing block arranged on the mounting cover, the side surface of the U-shaped fixing block is provided with a positioning rod penetrating through the U-shaped fixing block and the positioning block, and a spring is further arranged between the side surface of the U-shaped fixing block and the positioning rod, and the end of the positioning rod away from the spring is provided with a limiting block through a bearing.

[0010] By adopting the technical scheme, the convenience of the connection between the water inlet pipe and the floating plate is improved, thereby facilitating the later disassembly and maintenance work.

[0011] Further, the U-shaped fixing block and the positioning block are both provided with a groove matched with the limiting block, and the positioning rod is located in the groove.

[0012] By adopting the technical scheme, the positioning rod is convenient for limiting the positioning block.

[0013] Further, the limiting block comprises a circular portion and a protruding portion arranged on the circular portion, and the protruding portion abuts against the side wall of the U-shaped fixing block.

[0014] By adopting the technical scheme, the positioning rod is not easy to be separated from the U-shaped fixing block and the positioning block.

[0015] Further, the end surface of the positioning rod is further provided with an anti-skid sleeve, and the circular portion is rotationally connected with the outer wall of the anti-skid sleeve.

[0016] By adopting the technical scheme, the limiting block 17 is not easy to rotate, thereby improving the stability of the positioning assembly.

[0017] Further, the clean water cavity is further provided with a cover plate, the cover plate is located outside the floating plate and the guide sliding groove, the cover plate is provided with a water inlet, and the water inlet is provided with a filter screen.

[0018] By adopting the technical scheme, the remaining precipitate in the clean water cavity is not easy to enter the cover plate to block the water inlet pipe, and the cover plate can also make the impact force of the water entering the clean water cavity not easy to affect the connection between the floating plate, the water inlet pipe and the sliding block, thereby improving the service life of the device.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. When the clean water in the sedimentation tank increases, the floating plate will rise with the water level, and when the sliding block on the floating plate contacts the upper switch, the water pump starts to pump the clean water, and when the water level drops, the floating plate moves downward, and when the sliding block contacts the lower switch, the water pump is turned off, thereby realizing the automatic starting and stopping of the water pump, reducing the manual intervention, improving the convenience of pumping water in the sedimentation tank, and effectively ensuring that the water level in the sedimentation tank is stable within a reasonable range.

[0021] 2、Through the cover plate and the filter screen, the design of the filter screen makes the residual precipitate in the clean water cavity not easy to block the water inlet pipe, and also ensures the smooth movement of the sliding block, and can also avoid the precipitate covering on the switch to affect the normal contact of the sliding block, and the cover plate can make the impact force of the water entering the clean water cavity not easy to affect the connection between the floating plate and the water inlet pipe and the sliding block, thereby improving the service life of the device. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a top view of the pool body of the utility model;

[0023] Figure 2 It is a schematic view of the water pump and the cover plate of the utility model;

[0024] Figure 3 It is a schematic view of the water inlet pipe, the floating plate, the mounting cover and the connecting block of the utility model;

[0025] Figure 4 It is a sectional view of the floating plate of the utility model;

[0026] Figure 5 It is the utility model Figure 4 It is an enlarged view of A in the middle;

[0027] Figure 6 It is a schematic view of the positioning assembly of the utility model;

[0028] Figure 7 It is a schematic view of the anti-skid sleeve of the utility model.

[0029] In the drawing: 1, pool body; 2, water pump; 3, water inlet pipe; 4, water outlet pipe; 5, floating plate; 6, mounting cover; 7, connecting block; 8, sliding block; 9, guide sliding slot; 10, switch; 11, filter screen; 12, U-shaped fixed block; 13, positioning block; 14, positioning rod; 15, spring; 16, slot; 17, limiting block; 1701, protruding part; 1702, round part; 18, anti-skid sleeve; 19, cover plate. DETAILED DESCRIPTION

[0030] The technical scheme of the utility model will be described clearly and completely in combination with the drawings in the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0031] In the description of the utility model, it is necessary to explain that the terms "middle", "upper", "lower", "left", "right", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0032] As shown in Figure 1 and Figure 3 , the specific scheme of the embodiment is as follows: a sedimentation tank, comprising a tank body 1, a water pump 2 is arranged on the tank body 1, a water inlet pipe 3 and a water outlet pipe 4 are arranged at the water inlet end and the water outlet end of the water pump 2 respectively, a floating plate 5 is arranged in the tank body 1, one end of the water inlet pipe 3 away from the water pump 2 is connected with the floating plate 5, a guide chute 9 is further arranged in the tank body 1, a sliding block 8 extending into the guide chute 9 is arranged on one side of the floating plate 5, and the inner top wall and the inner bottom wall of the guide chute 9 are both provided with a switch 10, which is electrically connected with the water pump 2.

[0033] Among them, the switch 10 is a waterproof touch switch, when the clean water in the tank body 1 increases, the floating plate 5 will rise with the water level, when the sliding block 8 on the floating plate 5 contacts the upper switch 10, the water pump 2 starts to pump the clean water, and when the sliding block 8 contacts the lower switch 10, the water pump 2 stops working, so that the automatic starting and stopping of the water pump 2 can be realized, the manual intervention is reduced, and the convenience of pumping water in the tank body 1 is improved.

[0034] It is worth noting that the sliding block 8 is connected with the floating plate 5 through a screw, which facilitates the replacement of the floating plate 5 in the later period, and the water inlet pipe 3 is a hose, which facilitates the movement to adapt to the water level.

[0035] In the embodiment, the tank body 1 comprises turbid water cavities and clean water cavities at both sides and a muddy water cavity in the middle, and the floating plate 5 and the guide chute 9 are arranged in the clean water cavity.

[0036] Please refer to Figure 4 and Figure 5 , in the embodiment, a mounting cover 6 is mounted on the middle part of the floating plate 5 through a screw, the mounting cover 6 is provided with a positioning assembly, the water inlet pipe 3 is provided with a connecting block 7, the connecting block 7 is provided with a positioning block 13 connected with the positioning assembly, the positioning assembly comprises a U-shaped fixed block 12 arranged on the mounting cover 6, the side surface of the U-shaped fixed block 12 is provided with a positioning rod 14 penetrating through the U-shaped fixed block 12 and the positioning block 13, the side surface of the U-shaped fixed block 12 and the positioning rod 14 are further provided with a spring 15, and the end of the positioning rod 14 away from the spring 15 is provided with a limiting block 17 through a bearing.

[0037] Wherein, the installation cover 6 and the U-shaped fixing block 12 are arranged on the floating plate 5 by the connecting block 7 and the positioning block 13 arranged on the water inlet pipe 3, which facilitates the connection of the water inlet pipe 3 and the floating plate 5.

[0038] In addition, the connecting block 7 and the positioning block 13 are arranged integrally, the connecting block 7 is connected with the water inlet pipe 3 through bolts, one end of the spring 15 is fixed with the side wall of the U-shaped fixing block 12, and the other end is fixed with the positioning rod 14.

[0039] Please refer to Figure 6 and Figure 7 In the embodiment, the U-shaped fixing block 12 and the positioning block 13 are both provided with a slot 16 matched with the limiting block 17, the positioning rod 14 is located in the slot 16, the limiting block 17 includes a circular portion 1702 and a protruding portion 1701 arranged on the circular portion 1702, and the protruding portion 1701 abuts against the side wall of the U-shaped fixing block 12.

[0040] Wherein, the circular portion 1702 and the protruding portion 1701 are arranged integrally, and the circular portion 1702 is installed on the positioning rod 14 through a bearing.

[0041] Rotating the limiting block 17 so that the protruding portion 1701 of the limiting block 17 is aligned with the protruding opening of the slot 16, at this time the positioning rod 14 will move away from the positioning block 13 under the elastic force of the spring 15, at this time the limiting block 17 will also move synchronously through the slot 16, when the positioning rod 14 no longer limits the positioning block 13, the worker can easily pull out the water inlet pipe 3, thereby realizing the disassembly work between the floating plate 5 and the water inlet pipe 3, facilitating the maintenance or replacement of the water inlet pipe 3;

[0042] In addition, the positioning block 13 is inserted into the inside of the U-shaped fixing block 12, the positioning rod 14 is pressed so that the positioning rod 14 penetrates through the slot 16 and moves the limiting block 17 to the other side of the U-shaped fixing block 12, and then the limiting block 17 is rotated so that the protruding portion 1701 abuts against the side wall of the U-shaped fixing block 12, thereby realizing the connection work between the floating plate 5 and the water inlet pipe 3, facilitating the connection of the replaced water inlet pipe 3 and the floating plate 5.

[0043] In the embodiment, the end surface of the positioning rod 14 is also provided with an anti-skid sleeve 18, and the circular portion 1702 is rotatably connected with the outer wall of the anti-skid sleeve 18.

[0044] Through the arrangement of the anti-skid sleeve 18, the limiting block 17 is not easy to rotate, thereby improving the stability of the positioning rod 14 limiting the positioning block 13, and further improving the stability of the connection between the floating plate 5 and the water inlet pipe 3.

[0045] Please refer to Figure 2In the embodiment, the water cavity is also provided with a cover plate 19 installed by bolts, the cover plate 19 is located outside the floating plate 5 and the guide sliding groove 9, the cover plate 19 is provided with a water passage, and the water passage is provided with a filter screen 11.

[0046] The cover plate 19 is arranged, so that the impact force of water entering the water cavity cannot affect the connection between the floating plate 5, the water inlet pipe 3 and the sliding block 8, and the service life of the device is improved.

[0047] In addition, the filter screen 11 is arranged, so that the residual precipitate in the water cavity cannot block the water inlet pipe 3, the smooth movement of the sliding block 8 is ensured, and the precipitate cannot cover the switch 10 to affect the normal contact of the sliding block 8.

[0048] It is worth noting that the water passage is used for water level communication between the water cavity and the inside of the cover plate 19, the position of the water passage can be adjusted according to requirements, and the water level in the water cavity can be stabilized in a reasonable range after the water pump 2 is extracted.

[0049] The working mode of the above embodiment is as follows: when the water in the water cavity in the pool body 1 increases, the floating plate 5 moves upward along with the rising of the water level, and the sliding block 8 moves in the guide sliding groove 9 synchronously when the floating plate 5 moves; when the sliding block 8 contacts the upper switch 10, the water pump 2 starts to extract the water in the water cavity; along with the lowering of the water level, the floating plate 5 moves downward, and the water pump 2 is closed when the sliding block 8 contacts the lower switch 10, so that the automatic starting and closing of the water pump 2 are realized, the manual intervention is reduced, the convenience of water extraction of the sedimentation tank is improved, and the water level in the sedimentation tank is effectively ensured to be stabilized in a reasonable range.

[0050] When the floating plate 5 and the water inlet pipe 3 need to be disassembled, the limiting block 17 is rotated, so that the protruding part 1701 of the limiting block 17 is aligned with the protruding opening of the slot 16; at this time, the positioning rod 14 moves away from the limiting block 13 under the elastic force of the spring 15; at this time, the limiting block 17 also moves synchronously through the slot 16; when the positioning rod 14 no longer limits the limiting block 13, the worker can easily extract the water inlet pipe 3, so that the disassembly work between the floating plate 5 and the water inlet pipe 3 is realized; conversely, the limiting block 13 is inserted into the inside of the U-shaped fixed block 12, the positioning rod 14 is pressed to make the positioning rod 14 penetrate through the slot 16 and make the limiting block 17 move to the other side of the U-shaped fixed block 12, and then the limiting block 17 is rotated to make the protruding part 1701 abut against the side surface of the U-shaped fixed block 12, so that the connection work between the floating plate 5 and the water inlet pipe 3 is realized, the operation is simple and convenient, and the convenience of maintenance or replacement of the floating plate 5 and the water inlet pipe 3 is greatly improved.

[0051] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A sedimentation basin, characterized in that The utility model provides a kind of water purifying device, including pool body (1), water pump (2) is equipped on the pool body (1), the water inlet end and the water outlet end of the water pump (2) are equipped with water inlet pipe (3) and water outlet pipe (4) respectively, floating plate (5) is equipped in the pool body (1), the end of the water inlet pipe (3) away from water pump (2) is connected with floating plate (5), the pool body (1) is also equipped with guide chute (9), one side of the floating plate (5) is equipped with slider (8) extending into guide chute (9) inside, the inner top wall and the inner bottom wall of the guide chute (9) are equipped with switch (10), the switch (10) is electrically connected with water pump (2); The pool body (1) includes turbid water cavity and clear water cavity located at both sides and muddy water cavity in the middle, the floating plate (5) and the guide chute (9) are arranged in the clear water cavity; The clear water cavity is also provided with a cover plate (19), the cover plate (19) is located outside the floating plate (5) and the guide chute (9), the cover plate (19) is provided with a water passage, and the water passage is provided with a filter screen (11).

2. A sedimentation basin according to claim 1, characterised in that: The middle part of the floating plate (5) is provided with a mounting cover (6), the mounting cover (6) is provided with a positioning assembly, the water inlet pipe (3) is provided with a connecting block (7), and the connecting block (7) is provided with a positioning block (13) connected with the positioning assembly.

3. A sedimentation basin according to claim 2, characterised in that: The positioning assembly includes a U-shaped fixed block (12) arranged on the mounting cover (6), the side surface of the U-shaped fixed block (12) is provided with a positioning rod (14) penetrating through the U-shaped fixed block (12) and the positioning block (13), and the side surface of the U-shaped fixed block (12) and the positioning rod (14) are further provided with a spring (15), and the end of the positioning rod (14) away from the spring (15) is provided with a limiting block (17) through a bearing.

4. A sedimentation basin according to claim 3, characterised in that: The U-shaped fixed block (12) and the positioning block (13) are both provided with a slot (16) matched with the limiting block (17), and the positioning rod (14) is located in the slot (16).

5. A sedimentation basin according to claim 3, characterized in that: The limiting block (17) includes a circular portion (1702) and a protruding portion (1701) arranged on the circular portion (1702), and the protruding portion (1701) abuts against the side wall of the U-shaped fixed block (12).

6. A sedimentation basin according to claim 5, characterised in that: The end surface of the positioning rod (14) is also provided with an anti-skid sleeve (18), and the circular portion (1702) is rotatably connected with the outer wall of the anti-skid sleeve (18).

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