Deep water taking device for water environment monitoring

Abstract

The utility model discloses a depth water taking device for water environment monitoring, which comprises an upper support, a lower support, a guide rod, a depth measuring rod, a moving assembly and a water taking module, the guide rod and the depth measuring rod are vertically arranged in parallel, a sliding sleeve is movably sleeved on the guide rod and the depth measuring rod, the upper support and the lower support are respectively connected with the top end and the bottom end of the guide rod and the depth measuring rod, and the moving assembly is connected with the water taking module. A first motor is arranged on one side of the upper support, the moving assembly comprises chain wheels arranged on the inner sides of the upper support and the lower support and a chain belt in linkage with the two chain wheels, and the moving assembly drives the chain wheels to rotate through the first motor and enables the chain belt to rotate synchronously so as to drive the water taking module to move up and down. And the water taking module can sample / take water of water layers with different depths according to the depth measurement result of the depth measurement rod. The water taking device provided by the utility model not only can meet the requirement of water sample collection in torrential watershed, but also can meet the requirement of layered water taking, and is more stable and efficient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of turbulent river basin water environment monitoring, in particular to a depth water taking device for water environment monitoring. BACKGROUND

[0002] The accuracy and precision of water body sampling work are important factors for ensuring research results.

[0003] The existing devices for water body sampling / laminated sampling are as follows:

[0004] 1) The mobile water sample taking device for water conservancy projects and the sampling method thereof disclosed in publication CN116296615B, in which the barrel top is provided with an eccentric inlet, the bottom is provided with an eccentric outlet pipe; the sampling wheel includes a shaft body coaxially arranged in the barrel, two fixed plates are fixedly arranged on the shaft body, the two fixed plates are respectively in sealing contact with the inner top and the inner top of the barrel, a plurality of sampling pipes are fixedly arranged between the two fixed plates, the plurality of sampling pipes are parallel to the shaft body and are distributed in a circumferential array around the shaft body, the shaft body is driven to rotate by the controller and the motor, the coincidence and misalignment of the sampling pipes and the inlet are changed, and water sampling is realized.

[0005] 2) The sampling device for water quality detection disclosed in publication CN209296374U, in which universal wheels are fixedly connected to the four corners of the lower end of the storage box through bolts, wheel locks are hinged to the universal wheels, a bracket is welded to one side wall of the storage box, and a solar panel is arranged on the bracket. The beneficial effect is that the hydraulic motor, hydraulic push rod, pull handle and lifting rope can be used to conveniently adjust the sampling range of the device according to needs, prevent the reliability of water quality sampling from being reduced due to single sampling range, and accurately control the sampling depth through the water level sensor, electromagnetic valve and water pump.

[0006] 3) The water quality laminated sampler for water environment monitoring disclosed in publication CN219495767U, in which a plurality of sampling spaces are arranged in the sampling pipe from top to bottom, a water outlet is arranged on the lower side of each sampling space, a water inlet is arranged on the upper side of each sampling space, a hole plug is arranged at the water inlet, and a control unit is arranged in the sampling pipe. Through the layered design of the sampling pipe from top to bottom, different depths of water layers can be sampled at one time, which is convenient and fast.

[0007] The above-mentioned comparative documents 1 and 2 adopt a hanging rope / winch type structure to release the sampling device, but the device can only sample water in calm water areas, and when monitoring some turbulent water areas (such as water turning areas, riverbeds with the narrowest and greatest drop sections, etc.), the detection device will be washed out of the specified detection point due to water flow impact; in order to avoid this situation, the document 3 adopts a bottom sharp cone type structure to anchor to the bottom layer of the water area to avoid being washed away, but the document 3 sets a rated depth sampling point, and when sampling of different depth (non-rated) water layers is required, the device needs to be re-set.

[0008] Therefore, the depth water sampling device for water environment monitoring can meet the water sample collection of turbulent water areas and the demand of layered water sampling, and is more stable and efficient in use. Technical scheme

[0009] The depth water sampling device for water environment monitoring can meet the water sample collection of turbulent water areas and the demand of layered water sampling, and is more stable and efficient in use.

[0010] To achieve the above object, the utility model provides the following technical scheme: a depth water sampling device for water environment monitoring, including upper support, lower support, guide rod, depth measuring rod, moving assembly and water sampling module, wherein the guide rod and the depth measuring rod are vertically and parallelly arranged, a sliding sleeve is movably arranged on the guide rod and the depth measuring rod, the upper support and the lower support are connected to the top and bottom ends of the guide rod and the depth measuring rod respectively, a first motor is arranged on one side of the upper support, the moving assembly includes a chain wheel arranged on the inner side of the upper support and the lower support and a chain belt connected with the two chain wheels, the moving assembly drives the chain wheel to rotate by the first motor, and the chain belt is synchronously rotated to drive the water sampling module to move up and down, and the water sampling module can sample / water at different depth water layers according to the depth measuring result of the depth measuring rod; the water sampling module includes a back frame, a side buckle one, a side buckle two, a moving plate, a second motor, a screw rod, a main gear, a secondary gear and a water sampling unit, the side buckle one is provided with two groups and is connected with the sliding sleeves arranged on the guide rod and the depth measuring rod, the side buckle two is located between the two side buckles one and can be connected with the chain belt; the screw rods are arranged on both sides of the front side of the back frame, the secondary gears are arranged on the top of each screw rod, the second motor and the main gear are arranged on the top side of the back frame and are engaged with the secondary gears to drive the screw rods to rotate; the moving plate is sleeved on the two screw rods, the back side of the moving plate is slidably connected with the back frame, and a push rod is connected to the bottom end of the moving plate, the push rod passes through the through hole in the bottom side of the back frame and extends into the inner side of the water sampling unit.

[0011] Preferably, the water sampling unit includes an outer support, a water sampling cylinder and a bottom probe rod, wherein the inner side of the outer support is provided with a slot, and two bottom probe rods are arranged on the back side of the outer support.

[0012] Preferably, the water taking cylinder is mounted inside the outer support, and the front end of the water taking cylinder is provided with a sampling head extending out of the outer support.

[0013] Preferably, the push rod extends into the water taking cylinder and is connected with a piston, the push rod is movable with the moving plate and drives the piston to move up and down along the water taking cylinder.

[0014] Preferably, the lower side of the lower support is provided with two anchor rods, the two anchor rods can be fixed to the bottom layer of the water body, and the anchor rods can make the device more stable.

[0015] Preferably, the depth measuring rod is a float reed tube type depth measuring component, and the depth measuring rod can be used to detect the depth of the water body to better take water at different depths.

[0016] Preferably, the bottom detecting rod is a pressure sensing rod, the length of the bottom detecting rod is greater than the length of the water taking cylinder, the bottom detecting rod is used to detect the bottom to avoid the water taking cylinder from sucking the sludge layer at the bottom of the water body, and in addition, the bottom detecting rod can also play a role in protecting the water taking cylinder.

[0017] Preferably, the water taking unit further comprises a pump head and a water taking pipe, the pump head is integrated on the outer side of the outer support, the input end of the pump head extends into the outer support and is connected with the upper side of the water taking cylinder (the input end of the pump head is communicated with the upper layer of the inner liquid surface of the water taking cylinder, and the pump head is used to suck the upper layer of the water source collected by the water taking cylinder to avoid the influence of sludge, impurities and other sediments on the detection result), and the output end of the pump head is led out through the water taking pipe.

[0018] Compared with the prior art, the water taking device has the advantages that:

[0019] 1. The water taking device can meet the requirements of water sample collection in turbulent areas and stratified water taking, and is stable and efficient in use.

[0020] 2. The depth measuring rod can be used to detect the depth of the water body, and the bottom detecting rod can be used to detect whether there are hard objects such as rocks in the water layer by pressure sensing, so that water can be taken at different depths and in different environments.

[0021] 3, the water taking unit of the utility model adopts the principle structure similar to needle cylinder, can extract the water layer of specified depth, and after turning out of the water surface, the water source is turned out by the pump head. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the whole structure schematic view of the utility model;

[0023] Figure 2 It is the structure schematic of the water taking module in the embodiment 1 of the utility model Figure 1 ;

[0024] Figure 3 It is the structure schematic of the water taking module in the embodiment 1 of the utility model Figure 2 ;

[0025] Figure 4 It is the structure schematic view of the embodiment 2 of the utility model;

[0026] Figure 5 It is the state schematic view when the utility model is applied.

[0027] In the drawing: 1, upper support; 2, lower support; 3, guide rod; 4, depth measuring rod; 5, sliding sleeve; 6, back frame; 7, moving plate; 8, screw rod; 9, main gear; 10, auxiliary gear; 11, push rod; 12, outer support; 13, water taking cylinder; 14, bottom probe rod; 16, pump head; 17, water taking pipe; 18, anchor rod. DETAILED DESCRIPTION

[0028] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] In the description of the utility model, it should be explained that the orientation or position relationship indicated by the terms "vertical", "upper", "lower", "horizontal" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0030] In the description of the utility model, still need explaining, unless another explicit provision and limitation, term '' set '', '' install '', '' link '', '' connect '' should do 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 direct connection, also can through intermediate medium indirectly connect, can be two element inside intercommunication. For ordinary skilled person in the art, can understand the concrete meaning of above-mentioned term in the utility model according to specific circumstances.

[0031] Please refer to Figure 1 The utility model provides a technical scheme: a depth water taking device for water environment monitoring, including upper support 1, lower support 2, guide rod 3, depth rod 4, moving assembly and water taking module, wherein guide rod 3, depth rod 4 are vertically parallel and are arranged, and the sliding sleeve 5 is movably sleeved on guide rod 3, depth rod 4, upper support 1, lower support 2 are connected to the top, bottom end of guide rod 3, depth rod 4 respectively, the first motor is installed on the side of upper support 1, the moving assembly includes the sprocket that is installed in the inner side of upper support 1, lower support 2 and the chain belt that links two sprockets, the moving assembly drives the sprocket rotation by the first motor, and makes the chain belt synchronous rotation, to drive the water taking module to move up and down, and the water taking module can sample / water taking of different depth water layer according to the depth result of depth rod 4.

[0032] Example 1: please refer to Figure 2 、 Figure 3 The water taking module includes back frame 6, side buckle one, side buckle two, moving plate 7, second motor, screw rod 8, main gear 9, auxiliary gear 10 and water taking unit, wherein the side buckle one is installed on the back side of back frame 6, the side buckle two is installed on the back side of back frame 6, the side buckle one is provided with two groups and is connected with the sliding sleeve 5 sleeved on guide rod 3, depth rod 4 respectively, the side buckle two is located between two side buckles one, and the side buckle two can be connected with the chain belt, the screw rod 8 is distributed on the two sides of the front side of back frame 6, the auxiliary gear 10 is sleeved on the top of each screw rod 8, the second motor and main gear 9 are installed on the top side of back frame 6 and are engaged with auxiliary gear 10 and drive screw rod 8 to rotate, the moving plate 7 is sleeved on two screw rods 8, the back side of moving plate 7 is slidably connected with back frame 6, and the bottom end of moving plate 7 is connected with a push rod 11, the push rod 11 passes through the through hole in the bottom side of back frame 6 and extends into the inner side of water taking unit, the water taking unit includes outer support 12, water taking cylinder 13 and bottom probe rod 14, wherein the inner side of outer support 12 is provided with a slot, and two bottom probe rods 14 are installed on the back side of outer support 12.

[0033] In the embodiment, the water taking cylinder 13 can be installed in the inner side of outer support 12, and the water taking cylinder 13 is provided with a sampling head which extends out of the outer support 12 and is connected.

[0034] Please refer to Figure 3In this embodiment, the end of the push rod 11 extends into the water collecting cylinder 13 and is connected with a piston. The push rod 11 can move with the moving plate 7 and drive the piston to move up and down along the water collecting cylinder 13. The water collecting unit is constructed by the principle of the needle cylinder structure. When the second motor rotates, the second motor engages the two pinions 10 through the main gear 9, so that the screw rod 8 rotates. At this time, the moving plate 7 moves up and down along the back frame 6. When the moving plate 7 moves downward (initial state of water collection), the moving plate 7 drives the piston to exhaust the air in the water collecting cylinder 13. The device can extend into the water body of a specified depth. When the moving plate 7 moves upward (water collection state), the moving plate 7 drives the piston to extract the water layer of the specified depth.

[0035] In this embodiment, the lower side of the lower support 2 is provided with two anchor rods 18, which can be fixed to the bottom layer of the water body. The anchor rod 18 can make the device more stable. The anchor rod 18 is applied to extend into the soil layer or sand layer of the turbulent water area.

[0036] In this embodiment, the depth measuring rod 4 is a float reed tube type depth measuring component. The depth measuring rod 4 can be used to detect the depth of the water body, so as to better collect water at different depths. The guide rod 3 and the depth measuring rod 4 are applied (as shown in Figure 5 ), which can use the anchor rod 18 at the lower side of the lower support 2 to fix the entire device in the turbulent water body. The guide rod 3 and the depth measuring rod 4 can guide and improve the strength and impact resistance of the device.

[0037] In this embodiment, the bottom probe rod 14 is an inductive pressure rod. The length of the bottom probe rod 14 is greater than the length of the water collecting cylinder 13. The bottom probe rod 14 is used to probe the bottom to avoid the water collecting cylinder 13 from extracting the sludge layer at the bottom of the water body. In addition, the bottom probe rod 14 can also protect the water collecting cylinder 13. When the water collecting unit moves downward with the chain, the bottom probe rod 14 can detect whether there is hard material such as rock in the water layer by pressure sensing.

[0038] Embodiment 2: please refer to Figure 2 、 Figure 4 In this embodiment, the water collecting unit further includes a pump head 16 and a water collecting pipe 17. The pump head 16 is integrated on the outside of the outer support 12. The input end of the pump head 16 extends into the outer support 12 and is connected with the upper side of the water collecting cylinder 13 (the input end of the pump head 16 is connected with the upper layer of the inner liquid surface of the water collecting cylinder 13. The pump head 16 is used to extract the upper layer of the water source collected by the water collecting cylinder 13, so as to avoid the influence of sludge, impurities and other sediments on the detection result). The output end of the pump head 16 is led out through the water collecting pipe 17.

[0039] Working principle: when collecting water, the device frame is installed on the shore of the lake / turbulent water area (as shown in Figure 5As shown in the drawings), the device is fixed at the bottom of the water layer by the anchor rod 18, then the depth of the water area is detected by the depth probe 4, the first motor drives the chain wheel to rotate and synchronously drives the chain belt to move up and down to drive the water taking module to move up and down, and the water taking module can sample / water taking operation of different depth water layer according to the depth detection result of the depth probe 4.

[0040] During the sampling / water taking operation, the second motor drives the screw rod 8 to rotate through the main gear 9 and the two auxiliary gears 10, at this time, the moving plate 7 moves upward along the back frame 6, and the moving plate 7 draws the water layer of the specified depth through the piston.

[0041] It is worth noting that the whole device is controlled by the total control device, and since the control device is matched with common equipment, it belongs to the existing mature technology, and the electrical connection relationship and the specific circuit structure are not described here.

[0042] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A deep water sampling device for water environment monitoring, characterized in that, The utility model relates to a kind of water sampling device, including upper support (1), lower support (2), guide rod (3), depth rod (4), mobile assembly and water taking module, wherein guide rod (3), depth rod (4) are vertically parallelly arranged, sliding sleeve (5) is movably sleeved on guide rod (3), depth rod (4), upper support (1), lower support (2) are connected to the top, bottom end of guide rod (3), depth rod (4) respectively, first motor is installed on the side of upper support (1), mobile assembly includes sprocket installed in the inner side of upper support (1), lower support (2) and chain belt connected with two sprockets; The water taking module includes back frame (6), side buckle one, side buckle two, moving plate (7), second motor, screw rod (8), main gear (9), auxiliary gear (10) and water taking unit, wherein side buckle one is installed on the back side of back frame (6), side buckle two, side buckle one is provided with two groups and is connected with the sliding sleeve (5) sleeved on guide rod (3) and depth rod (4), side buckle two is located between two side buckles one, and side buckle two can be connected with the chain belt;The screw rod (8) is distributed on the two sides of the front side of back frame (6), and the top of each screw rod (8) is sleeved with auxiliary gear (10), and the top side of back frame (6) is provided with second motor and main gear (9) engaged with auxiliary gear (10) and driving screw rod (8) to rotate;The moving plate (7) is sleeved on two screw rods (8), and the back side of moving plate (7) is slidably connected with back frame (6), and the bottom end of moving plate (7) is connected with a push rod (11), the push rod (11) passes through the through hole on the bottom side of back frame (6) and extends into the inner side of water taking unit;The water taking unit includes outer support (12), water taking cylinder (13) and bottom probe rod (14), wherein the inner side of outer support (12) is provided with a slot, and two bottom probe rods (14) are installed on the back side of outer support (12).

2. The depth water taking device for water environment monitoring according to claim 1, characterized in that: The water taking cylinder (13) can be installed in the inner side of outer support (12), and the front end of water taking cylinder (13) is provided with a sampling head extending out of outer support (12). 3.The depth water taking device for water environment monitoring according to claim 1, characterized in that: The end of push rod (11) extends into water taking cylinder (13) and is connected with a piston, and push rod (11) can move with moving plate (7) and drive the piston to move up and down along water taking cylinder (13).

4. The water depth water taking device for water environment monitoring according to claim 1, characterized in that: The depth rod (4) is a float reed tube type depth measuring assembly.

5. The depth water taking device for water environment monitoring according to claim 1, characterized in that: The bottom side of lower support (2) is provided with two anchor rods (18), and the two anchor rods (18) can be fixed on the bottom layer of water body.

6. The depth water taking device for water environment monitoring according to claim 1, characterized in that: The bottom probe rod (14) is an inductive pressure rod, and the length of bottom probe rod (14) is greater than the length of water taking cylinder (13).

7. The depth water taking device for water environment monitoring according to claim 1, characterized in that: The water taking unit further includes pump head (16) and water taking pipe (17), wherein pump head (16) is integrated on the outer side of outer support (12), the input end of pump head (16) extends into outer support (12) and is connected with the upper side of water taking cylinder (13), and the output end of pump head (16) is led out through water taking pipe (17).

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