Three-dimensional sewage sampling equipment

Abstract

The utility model relates to the technical field of sampling equipment, in particular to sewage three-dimensional sampling equipment. According to the technical scheme, the sampling device comprises a column body and further comprises a plurality of sets of sampling barrels, the sampling barrels are movably connected with the column body through connecting assemblies, water inlet holes are formed in the bottoms of the sampling barrels, plugging balls are rotationally connected to the upper portions of the water inlet holes, and driving devices for driving the plugging balls to rotate are arranged on one sides of the sampling barrels. The sewage three-dimensional sampling device effectively avoids blockage of impurities in sewage and damage of corrosive media to the electromagnetic valve, prolongs the service life, can sample at different depths, achieves three-dimensional sampling of the sewage, adapts to concentration gradient change of the sewage in the vertical direction, and improves the sampling efficiency. The sampling barrel is disassembled and the position is adjusted through the connecting assembly, so that the operation is simple and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to sampling equipment technical field especially sewage three -dimensional sampling equipment. BACKGROUND

[0002] The concentration gradient changes in the vertical and horizontal directions of sewage in water body, and in the vertical direction, the pollutant concentration in sewage of different depths can be different due to the gravity and the characteristics of pollutants in sewage, therefore, three-dimensional sampling equipment is needed to sample sewage of different depths, and in the prior art, there is sewage three-dimensional sampling equipment, which comprises a stand and a sampling barrel, the position of the sampling barrel can be moved up and down by sliding the limiting block and the fixed block by screwing the fixed nut, so that the sewage of different depths can be conveniently sampled, and the water inlet pipe and the drain pipe connected with the sampling barrel are controlled by the electromagnetic valve. SUMMARY

[0003] The utility model discloses a sewage three-dimensional sampling equipment aiming at the problem that the impurities in sewage easily block the electromagnetic valve, and the corrosive medium possibly existing in sewage can damage the electromagnetic valve, and the service life of the device is low.

[0004] The technical scheme of the utility model discloses a sewage three-dimensional sampling equipment, which comprises a column body and further comprises:

[0005] A plurality of groups of sampling barrels movably installed on one side of the column body are movably connected between the sampling barrels and the column body through connecting assemblies, and the connecting assemblies comprise T-shaped grooves and connecting pieces movably installed in the T-shaped grooves.

[0006] A water inlet hole is formed in the bottom of the sampling barrel, a blocking ball is rotatably connected above the water inlet hole, a drain valve is fixedly connected to one side of the bottom end of the sampling barrel, and a driving device for driving the blocking ball to rotate is arranged on one side of the sampling barrel.

[0007] Optionally, the T-shaped groove is formed on one side of the column body, a plurality of groups of clamping grooves are formed on the inner walls of the T-shaped groove, a fixing ring is fixedly installed on the side, away from the column body, of the connecting piece, and the sampling barrel is fixedly connected with the fixing ring.

[0008] Optionally, clamping blocks matched with the clamping grooves are slidably installed on the two sides of the connecting piece, a rectangular groove is arranged in the connecting piece, a round rod is fixedly installed in the rectangular groove, and a sliding block is slidably installed on the round rod.

[0009] Optionally, the side of the card block close to the connecting piece is fixedly provided with a rod body, a connecting rod is hingedly connected between the sliding block and the rod body, and the connecting piece is provided with a through hole through which the rod body penetrates.

[0010] Optionally, a spring is fixedly connected between the sliding block and the rectangular groove, the spring is sleeved outside the round rod, a fixed rod is fixedly installed on the top of the sliding block, a handle is fixedly installed on the top of the fixed rod, and the rectangular groove is provided with a plate body, and a sliding groove through which the fixed rod slides is formed in the plate body.

[0011] Optionally, sealing gaskets are fixedly installed on the inner walls of the water inlet holes, the plugging balls are tightly attached to the sealing gaskets, L-shaped rods are fixedly installed on the top of the plugging balls, and one end of the L-shaped rod is rotatably installed on the mounting seat on the inner wall of the sampling barrel through a rotating shaft.

[0012] Optionally, a waterproof cover is fixedly installed on one side of the mounting seat, the driving device comprises a motor fixedly installed in the waterproof cover and used for driving the rotating shaft to rotate, and a microcontroller is fixedly installed on the top of the mounting seat.

[0013] Optionally, a depth sensor is fixedly installed on one side of the mounting piece, the depth sensor is electrically connected to the input end of the corresponding microcontroller, and the output end of the microcontroller is electrically connected to the corresponding motor.

[0014] In summary, the present application has at least one of the following beneficial technical effects:

[0015] The present application controls water inflow by setting the plugging ball and the driving device on the bottom of the sampling barrel, replaces the traditional mode of controlling the water inlet pipe and the drain pipe through the electromagnetic valve, effectively avoids the damage of impurities in sewage and corrosive medium to the electromagnetic valve, and improves the service life of the device.

[0016] Further, the multiple groups of sampling barrels can sample at different depths, realize three-dimensional sampling of sewage, adapt to the concentration gradient change of sewage in the vertical direction, and meanwhile, the sampling barrels can be disassembled and position-adjusted through the connecting assembly, and the operation is simple and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The overall structure schematic view of the present application is shown;

[0018] Figure 2 The internal structure schematic view of the connecting piece is shown;

[0019] Figure 3 The front view cross-sectional structure schematic view of the sampling barrel is shown.

[0020] Label: 1, column; 2, sampling bucket; 3, T-shaped groove; 4, clamping groove; 5, connecting piece; 51, plate body; 52, sliding groove; 6, fixing ring; 7, round rod; 8, clamping block; 9, rod body; 10, spring; 11, handle; 12, connecting rod; 13, fixed rod; 14, drain valve; 15, sealing gasket; 16, plugging ball; 17, L-shaped rod; 18, waterproof cover; 19, microcontroller; 20, sliding block; 21, water inlet hole; 22, mounting seat; 23, depth sensor. DETAILED DESCRIPTION

[0021] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments.

[0022] The components of the embodiments of the present application generally described and shown in the drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed application, but only represents selected embodiments of the present application.

[0023] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] It should be noted that the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the processes, methods, articles or devices including a series of elements not only include those elements, but also include other elements not explicitly listed or inherent to such processes, methods, articles or devices. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0026] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "connection", "connect" should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication, for the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances. Embodiment

[0027] As Figure 1 Indicated, the utility model provides sewage three-dimensional sampling equipment, including cylinder 1, still including multiple groups of movable installation in the one side of cylinder 1 sampling barrel 2, sampling barrel 2 and cylinder 1 between through connecting assembly movable connection, connecting assembly includes T-shaped slot 3 and movable installation in the connecting piece 5 of T-shaped slot 3, sampling, will cylinder 1 stable installation in the sewage sampling area, ensure that it is perpendicular to the water surface and the position is fixed.

[0028] Wherein, T-shaped slot 3 is set up in one side of cylinder 1, and a plurality of groups of clamping grooves 4 are formed in the inner wall of T-shaped slot 3, and a fixing ring 6 is fixedly installed on the side of the connecting piece 5 away from the cylinder 1, and the sampling barrel 2 is fixedly connected with the fixing ring 6.

[0029] As Figure 2 Indicated, the connecting piece 5 is slidably installed with a clamping block 8 matched with the clamping groove 4 on both sides, and a rectangular groove is arranged in the connecting piece 5, and a round rod 7 is fixedly installed in the rectangular groove, and a sliding block 20 is slidably installed on the round rod 7, and a rod body 9 is fixedly installed on the side of the clamping block 8 close to the connecting piece 5, and a connecting rod 12 is hingedly connected between the sliding block 20 and the rod body 9, and a through hole is formed in the connecting piece 5, and the through hole is used for the rod body 9 to pass through, the handle 11 is pushed towards the direction close to the fixing ring 6, so that the sliding block 20 slides, drives the sliding block 20 to pull the rod body 9 through the connecting rod 12, so that the clamping block 8 is separated from the clamping groove 4, at this time, the connecting piece 5 can be moved along the T-shaped slot 3, so as to drive the fixing ring 6 and the sampling barrel 2 fixedly connected with the fixing ring 6 to move up and down.

[0030] Wherein, the spring 10 is fixedly connected between the sliding block 20 and the rectangular groove, the spring 10 is sleeved on the outer side of the round rod 7, the fixed rod 13 is fixedly installed on the top of the sliding block 20, the handle 11 is fixedly installed on the top of the fixed rod 13, the plate body 51 is arranged on the top of the rectangular groove, the sliding slot 52 is formed in the plate body 51, and the sliding slot 52 is used for the fixed rod 13 to slide, when the sampling barrel 2 reaches the desired height, the handle 11 is loosened, the sliding block 20 is reset under the action of the spring 10, the clamping block 8 is reinserted into the corresponding clamping groove 4, so that the position of the sampling barrel 2 on the cylinder 1 is adjusted.

[0031] As Figure 3As shown, the sampling barrel 2 is provided with a water inlet hole 21 at the bottom, and a sealing ball 16 is rotatably connected above the water inlet hole. The inner wall of the water inlet hole 21 is fixedly provided with a sealing gasket 15, and the sealing ball 16 is tightly attached to the sealing gasket 15. The sealing gasket 15 is used to ensure the sealing of the sampling barrel 2 when not sampling, so as to prevent external sewage from entering the sampling barrel 2 in a non-sampling state and affecting the accuracy of sampling. The top of the sealing ball 16 is fixedly provided with an L-shaped rod 17, one end of the L-shaped rod 17 is rotatably installed on the mounting seat 22 on the inner wall of the sampling barrel 2 through a rotating shaft, and the water inlet is controlled by the sealing ball and the driving device, replacing the traditional mode of controlling the water inlet pipe and the drain pipe by the electromagnetic valve. The device effectively avoids the blockage of impurities in the sewage and the damage of corrosive medium to the electromagnetic valve, and improves the service life of the device.

[0032] The bottom end of the sampling barrel 2 is fixedly connected with a drain valve 14, and the sewage sample in the sampling barrel 2 can be discharged by opening the drain valve 14. The sampling barrel 2 is provided with a driving device for rotating the sealing ball 16. The mounting seat 22 is fixedly provided with a waterproof cover 18 on one side. The driving device includes a motor fixedly installed in the waterproof cover 18 for driving the rotating shaft to rotate. When the motor is started, the output shaft drives the rotating shaft to rotate, and the L-shaped rod 17 connected with the rotating shaft rotates, thereby driving the sealing ball 16 to rotate. The sealing ball 16 is separated from the sealing gasket 15 on the inner wall of the water inlet hole 21, and the sewage flows into the sampling barrel 2 from the water inlet hole 21.

[0033] The top of the mounting seat 22 is fixedly provided with a microcontroller 19, and the connecting piece 5 is fixedly provided with a depth sensor 23 on one side. The depth sensor 23 is electrically connected to the input end of the corresponding microcontroller 19, and the output end of the microcontroller 19 is electrically connected to the corresponding motor. As the column 1 and the sampling barrel 2 gradually immerse in the sewage, the depth sensor 23 measures the depth of the position and transmits the signal to the corresponding microcontroller 19, so that the microcontroller 19 controls the motor to start, realizing the three-dimensional sampling of the sewage and adapting to the concentration gradient change of the sewage in the vertical direction.

[0034] Working principle: in the working process of the utility model, when sampling, the column 1 is stably installed in the sewage sampling area, and the position is fixed and perpendicular to the water surface, for a plurality of sampling barrels 2, when the height position of the sampling barrel 2 on the column 1 needs to be adjusted, the staff will move the handle 11 towards the direction close to the fixed ring 6, so that the sliding block 20 fixedly connected with the handle 11 through the fixed rod 13 slides along the circular rod 7 in the rectangular groove, drives the sliding block 20 to pull the rod body 9 through the connecting rod 12, so that the clamping block 8 connected at the end of the rod body 9 is separated from the clamping groove 4 on the two sides of the inner wall of the T-shaped groove 3, at this time, the connecting piece 5 can be moved along the T-shaped groove 3, so as to drive the fixed ring 6 and the sampling barrel 2 fixedly connected therewith to move up and down, when the sampling barrel 2 reaches the desired height, the handle 11 is loosened, the sliding block 20 is reset under the action of the spring 10, the clamping block 8 is reinserted into the corresponding clamping groove 4, so as to complete the position adjustment of the sampling barrel 2 on the column 1, which is simple and convenient to operate;

[0035] With the column 1 and the sampling barrel 2 installed thereon gradually immersed in the sewage, the depth sensor 23 installed on one side of the connecting piece 5 starts to measure the depth of the position in real time, the depth sensor 23 converts the detected depth data into an electrical signal and transmits it to the corresponding microcontroller 19, the microcontroller 19 is pre-set with the sampling depth values corresponding to different sampling barrels 2, when the depth signal received by the microcontroller 19 matches the sampling depth of a certain sampling barrel 2 set by itself, the microcontroller 19 controls the motor to start, the output shaft of the motor drives the rotating shaft to rotate, the L-shaped rod 17 connected with the rotating shaft rotates in turn, and then drives the blocking ball 16 to rotate around the hinge point on the mounting seat 22, the blocking ball 16 is separated from the sealing gasket 15 on the inner wall of the water inlet hole 21, and the sewage flows into the sampling barrel 2 from the water inlet hole 21, since each sampling barrel 2 has an independent depth sensor 23, microcontroller 19 and motor, each sampling barrel 2 can open the water inlet hole at different time points according to the depth it is in, so as to realize the three-dimensional sampling of sewage at different depths;

[0036] When the sampling work at all depths is completed, the device is taken out of the sewage, the drainage valve 14 fixedly connected to the bottom end of the sampling barrel 2 is opened, and the sewage sample in the sampling barrel is discharged, the sample can be guided to the sample collection container or subsequent detection equipment in the laboratory through the pipeline, after the drainage is completed, the position of the sampling barrel on the column can be adjusted again as required to prepare for the next sampling work. At the same time, the device is cleaned to remove impurities attached to the column, the sampling barrel and each component, so that the device can continuously and stably operate, and the accuracy of the next sampling work is ensured.

[0037] The above specific embodiments are only several optional embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, those skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A three-dimensional wastewater sampling device, comprising a column (1), characterized in that, Also includes: Multiple sampling buckets (2) are movably installed on one side of the column (1). The sampling buckets (2) and the column (1) are movably connected by a connecting component. The connecting component includes a T-groove (3) and a connector (5) movably installed in the T-groove (3). The sampling bucket (2) has a water inlet hole (21) at the bottom, and a sealing ball (16) is rotatably connected above the water inlet hole. A drain valve (14) is fixedly connected to one side of the bottom of the sampling bucket (2), and a driving device is provided on one side of the sampling bucket (2) to drive the sealing ball (16) to rotate.

2. The wastewater three-dimensional sampling device according to claim 1, characterized in that, The T-shaped groove (3) is opened on one side of the column (1). Several sets of slots (4) are opened on both sides of the inner wall of the T-shaped groove (3). A fixing ring (6) is fixedly installed on the side of the connector (5) away from the column (1). The sampling bucket (2) is fixedly connected to the fixing ring (6).

3. The wastewater three-dimensional sampling device according to claim 2, characterized in that, Both sides of the connector (5) are slidably installed with a locking block (8) that is compatible with the slot (4). The connector (5) has a rectangular slot, and a round rod (7) is fixedly installed in the rectangular slot. A sliding block (20) is slidably installed on the round rod (7).

4. The wastewater three-dimensional sampling device according to claim 3, characterized in that, Each of the card blocks (8) has a rod (9) fixedly installed on the side near the connector (5). A connecting rod (12) is hinged between the sliding block (20) and the rod (9). Both sides of the connector (5) have through holes through which the rod (9) can pass.

5. The wastewater three-dimensional sampling device according to claim 4, characterized in that, A spring (10) is fixedly connected between the sliding block (20) and the rectangular groove. The spring (10) is sleeved on the outside of the round rod (7). A fixed rod (13) is fixedly installed on the top of the sliding block (20). A handle (11) is fixedly installed on the top of the fixed rod (13). A plate (51) is provided on the top of the rectangular groove. A groove (52) is provided on the plate (51) for the fixed rod (13) to slide.

6. The wastewater three-dimensional sampling device according to claim 1, characterized in that, The inner wall of each water inlet (21) is fixedly fitted with a sealing gasket (15), the sealing ball (16) is tightly fitted with the sealing gasket (15), and an L-shaped rod (17) is fixedly installed on the top of the sealing ball (16). One end of the L-shaped rod (17) is rotatably mounted on the mounting seat (22) on the inner wall of the sampling bucket (2) via a rotating shaft.

7. The wastewater three-dimensional sampling device according to claim 6, characterized in that, A waterproof cover (18) is fixedly installed on one side of the mounting base (22). The driving device includes a motor fixedly installed inside the waterproof cover (18) for driving the rotating shaft to rotate. A microcontroller (19) is fixedly installed on the top of the mounting base (22).

8. The wastewater three-dimensional sampling device according to claim 7, characterized in that, A depth sensor (23) is fixedly installed on one side of the connector (5). The depth sensor (23) is electrically connected to the input terminal of the corresponding microcontroller (19). The output terminal of the microcontroller (19) is electrically connected to the corresponding motor.

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