Liquid fertilizer sampling device

Abstract

The utility model relates to the technical field of agricultural equipment, in particular to a liquid fertilizer sampling device which comprises a box body, the peristaltic pump is arranged in the box body; one end of the liquid suction hose is connected with the control valve; the liquid suction hose conveys liquid under the action of the peristaltic pump; the control valve can select any output port to be communicated with the liquid suction hose; the liquid suction hose is provided with scale marks; the floating device comprises a supporting frame; the buoyancy component is fixedly arranged on the supporting frame; the pipeline conveying mechanism is used for driving the liquid suction hose; the driving mechanism is used for driving the pipeline conveying mechanism; the cleaning mechanism is arranged below the pipeline conveying mechanism so as to clamp and clean the liquid suction hose when the liquid suction hose is lifted; the collection bottle is detachably connected to the output port; the control device is electrically connected with the peristaltic pump, the driving mechanism and the cleaning mechanism and used for controlling actions of the peristaltic pump, the driving mechanism and the cleaning mechanism. According to the utility model, samples with different depths can be extracted, the representativeness of the samples is improved, and the sampling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural equipment technical field especially relates to a liquid fertilizer sampling device. BACKGROUND

[0002] Liquid fertilizer is also called fluid fertilizer, including solution state fertilizer and suspension fertilizer containing solid particles. As a liquid fertilizer production enterprise, it is necessary to sample and detect each batch of products. Since the volume of liquid fertilizer pool is large and the depth is deep, it is not easy to extract the fertilizer in the middle. When the liquid fertilizer is stored for a long time, it is easy to stratify, and it is necessary to mix the samples of different depths at the same position uniformly to have representativeness. The existing sampling method is that the detector directly uses a bottle or a barrel to directly sample in the liquid fertilizer. There is also extraction through a pipe. However, when the pipe is extracted, the position of the pipe is unstable, the insertion depth of the pipe is not easy to adjust and control, and the representativeness of the extracted sample is insufficient. UTILITY MODEL CONTENT

[0003] Therefore, the utility model provides a liquid fertilizer sampling device, which mainly aims at extracting samples of different depths, improving the representativeness of the samples, and improving the sampling efficiency.

[0004] In order to achieve the above purpose, the utility model mainly provides the following technical scheme:

[0005] The embodiment of the utility model provides a liquid fertilizer sampling device, which comprises: a box body, a peristaltic pump, a liquid suction hose, a floating device, a collection bottle and a control device.

[0006] A handle is arranged on the box body.

[0007] The peristaltic pump is arranged in the box body.

[0008] One end of the liquid suction hose is connected with the control valve. The liquid suction hose is transported by the peristaltic pump. The control valve has a plurality of output ports. The control valve can select any output port to communicate with the liquid suction hose.

[0009] The liquid suction hose has a scale mark.

[0010] The other end of the liquid suction hose is provided with a counterweight member.

[0011] The floating device comprises a support frame, a buoyancy member, a pipeline conveying mechanism, a driving mechanism and a cleaning mechanism.

[0012] The support frame has four support arms. The four support arms are circumferentially arrayed.

[0013] The buoyancy member is fixedly arranged at the distal end of the support arm.

[0014] The pipe conveying mechanism comprises a driving pulley, a driven pulley, a conveying belt, a roller one and a roller two;

[0015] The driving pulley is rotatably arranged on the support frame;

[0016] The driven pulley is rotatably arranged on the support frame;

[0017] The conveying belt is arranged on the driving pulley and the driven pulley and is driven to rotate by the driving pulley;

[0018] The outer side of the conveying belt has an arc-shaped groove, and the inner wall of the arc-shaped groove has a corrugated structure;

[0019] The roller one is rotatably arranged above the driving pulley, the outer end of the roller one has a "V" shape structure, and the roller one and the driving pulley cooperate to compress the liquid suction hose;

[0020] The roller two is rotatably arranged above the driven pulley, the outer end of the roller two has a "V" shape structure, and the roller two and the driven pulley cooperate to compress the liquid suction hose;

[0021] The driving mechanism is fixedly arranged on the support frame and is in transmission connection with the driving pulley;

[0022] The cleaning mechanism is arranged below the pipe conveying mechanism to clamp and clean the liquid suction hose when the liquid suction hose is lifted;

[0023] The cleaning mechanism comprises a fixed component and a sliding component;

[0024] The fixed component comprises a fixed part and a cleaning sponge one;

[0025] The fixed part is fixedly arranged on the support frame;

[0026] The cleaning sponge one is detachably arranged on the fixed part;

[0027] The sliding component comprises a sliding part, a cleaning sponge two and an electric push rod;

[0028] The sliding part is slidably arranged on the support frame and can be driven to approach or move away from the fixed part;

[0029] The cleaning sponge two is detachably arranged on the sliding part;

[0030] The electric push rod is arranged on the support frame and is hinged to the sliding part, and is used to drive the sliding part to slide relative to the support frame;

[0031] The collection bottle is detachably connected to the output port; the collection bottle is multiple; the multiple collection bottles are arranged in one-to-one correspondence with the multiple output ports;

[0032] The control device is electrically connected with the peristaltic pump, the driving mechanism and the cleaning mechanism, and is used for controlling the actions of the peristaltic pump, the driving mechanism and the cleaning mechanism.

[0033] Further, the support frame is provided with a guide member; one end of the guide member is hinged to the support frame and can swing within a predetermined range relative to the support frame;

[0034] The guide member has a groove structure capable of accommodating the liquid suction hose.

[0035] Further, the support frame is a plastic integrally formed frame.

[0036] Further, the bottom of the box body is provided with a fixed foot pad.

[0037] Further, the buoyancy member is a buoyancy ball or a buoyancy air bag.

[0038] By the above technical scheme, the liquid fertilizer sampling device has at least the following advantages:

[0039] Different depth samples can be extracted, the representativeness of the samples is improved, and the sampling efficiency is improved.

[0040] The above description is only a summary of the technical scheme of the present application, in order to more clearly understand the technical means of the present application, and the content of the specification can be implemented, the following is a preferred embodiment of the present application and the detailed description of the drawings as follows. BRIEF DESCRIPTION OF DRAWINGS

[0041] Fig. 1 A schematic diagram of a liquid fertilizer sampling device provided by the embodiment of the present application;

[0042] Fig. 2 A schematic diagram of a liquid fertilizer sampling device provided by the embodiment of the present application, in which the fixed assembly and the sliding assembly clamp the liquid suction hose;

[0043] Fig. 3 A schematic diagram of a cross section of a conveying belt in a liquid fertilizer sampling device provided by the embodiment of the present application.

[0044] The drawings show:

[0045] 1 is a box, 2 is a peristaltic pump, 3 is a liquid suction hose, 4 is a floating device, 4-1 is a support frame, 4-2 is a buoyancy member, 4-3 is a driving pulley, 4-4 is a driven pulley, 4-5 is a conveying belt, 4-6 is a first drop wheel, 4-7 is a second drop wheel, 4-8 is a driving mechanism, 4-9 is a fixing assembly, 4-91 is a fixing piece, 4-92 is a first cleaning sponge, 4-10 is a sliding assembly, 4-101 is a sliding piece, 4-102 is a second cleaning sponge, 4-103 is an electric push rod, 5 is a collection bottle, 6 is a control device, 7 is a configuration member, 8 is a guide member, 9 is a control valve. DETAILED DESCRIPTION

[0046] To further clarify the technical means and effects taken by the present application to achieve the predetermined purposes of the application, the specific embodiments, structures, features and effects according to the present application are described in detail below in conjunction with the drawings and preferred embodiments. In the following description, different "an embodiment" or "embodiments" do not necessarily refer to the same embodiment. In addition, specific features, structures, or characteristics in one or more embodiments can be combined in any suitable form.

[0047] As shown in Figs. 1 to 3 An embodiment of the present application provides a liquid fertilizer sampling device, which comprises a box 1, a peristaltic pump 2, a liquid suction hose 3, a floating device 4, a collection bottle 5 and a control device 6. The box 1 is provided with a handle for facilitating the movement of the box 1 by an operator. The peristaltic pump 2 is arranged in the box 1. One end of the liquid suction hose 3 is connected to a control valve 9. The liquid suction hose 3 is used to transport liquid and suck samples under the action of the peristaltic pump 2. The samples are not subjected to the peristaltic pump 2, so that the samples are not contaminated and the peristaltic pump 2 is not contaminated by the liquid fertilizer. The control valve 9 has a plurality of output ports. The control valve 9 can select any output port to be communicated with the liquid suction hose 3, so as to output the samples to different collection bottles 5. The control valve 9 can be used for detection, re-inspection or sample reservation. The control valve 9 is preferably an electromagnetic valve, so as to facilitate remote control.

[0048] The liquid suction hose 3 is provided with a scale mark, so as to facilitate the observation of the length of the liquid suction hose 3 immersed in the liquid fertilizer by an operator. The scale mark can be marked by different lines and / or colors. The other end of the liquid suction hose 3 is provided with a counterweight member 7, so as to sink the other end of the liquid suction hose 3 into the liquid fertilizer. Preferably, the counterweight member 7 is fixedly arranged at the end of the liquid suction hose 3.

[0049] The floating device 4 comprises a support frame 4-1, a buoyancy member 4-2, a pipeline conveying mechanism, a driving mechanism 4-8 and a cleaning mechanism; the support frame 4-1 is provided with four support arms; the four support arms are circumferentially arranged; the buoyancy member 4-2 is fixedly arranged at the distal ends of the support arms; the buoyancy member 4-2 supports the support frame 4-1 from four directions to ensure the stability of the support frame 4-1.

[0050] The pipeline conveying mechanism comprises a driving pulley 4-3, a driven pulley 4-4, a conveying belt 4-5, a first pinch roller 4-6 and a second pinch roller 4-7; the driving pulley 4-3 is rotatably arranged on the support frame 4-1; the driven pulley 4-4 is rotatably arranged on the support frame 4-1; the conveying belt 4-5 is arranged on the driving pulley 4-3 and the driven pulley 4-4 and is driven to rotate by the driving pulley 4-3; the conveying belt 4-5 drives the liquid suction hose 3 to increase the friction force on the liquid suction hose 3 and improve the conveying capacity. The outer side of the conveying belt 4-5 is provided with an arc-shaped groove which can partially wrap the liquid suction hose 3; the inner wall of the arc-shaped groove is provided with a corrugated structure to increase the friction force between the arc-shaped groove and the liquid suction hose 3. The first pinch roller 4-6 is rotatably arranged above the driving pulley 4-3; the outer end of the first pinch roller 4-6 is provided with a "V"-shaped structure; the first pinch roller 4-6 cooperates with the driving pulley 4-3 to compress the liquid suction hose 3 on the conveying belt 4-5; the second pinch roller 4-7 is rotatably arranged above the driven pulley 4-4; the outer end of the second pinch roller 4-7 is provided with a "V"-shaped structure; the second pinch roller 4-7 cooperates with the driven pulley 4-4 to compress the liquid suction hose 3 on the conveying belt 4-5; the driving mechanism 4-8 is fixedly arranged on the support frame 4-1 and is in transmission connection with the driving pulley 4-3; the driving mechanism 4-8 is preferably a stepping motor.

[0051] The cleaning mechanism is arranged below the pipeline conveying mechanism to clamp and clean the liquid suction hose 3 when the liquid suction hose 3 is lifted; the cleaning mechanism comprises a fixed component 4-9 and a sliding component; the fixed component 4-9 comprises a fixed part 4-91 and a cleaning sponge 4-92; the fixed part 4-91 is fixedly arranged on the support frame 4-1; the inner side of the fixed part 4-91 is provided with a circular arc plate structure to match the outer shape of the liquid suction hose 3. The cleaning sponge 4-92 is detachably arranged on the fixed part 4-91 to facilitate replacement; the inner side of the cleaning sponge 4-92 is preferably provided with a circular arc structure to match the structures of the fixed part 4-91 and the liquid suction hose 3.

[0052] The sliding assembly 4-10 comprises a sliding piece 4-101, a cleaning sponge 4-102 and an electric push rod 4-103; the sliding piece 4-101 is slidably arranged on the support frame 4-1 and can be driven to approach or move away from the fixed piece 4-91; the cleaning sponge 4-102 is detachably arranged on the sliding piece 4-101 to facilitate replacement; the electric push rod 4-103 is arranged on the support frame 4-1 and is hinged to the sliding piece 4-101 and used to drive the sliding piece 4-101 to slide relative to the support frame 4-1; the collection bottle 5 is detachably connected to the output port; the collection bottle 5 is at least two and can be used to extract samples at different depths after being placed in the liquid fertilizer pool once; the control device 6 is electrically connected with the peristaltic pump 2, the driving mechanism 4-8 and the cleaning mechanism and is used to control the actions of the peristaltic pump 2, the driving mechanism 4-8 and the cleaning mechanism; the power storage device such as a battery is arranged on the support frame 4-1 or is placed in the box body 1 or is externally connected.

[0053] The liquid fertilizer sampling device provided by one embodiment of the utility model can extract samples at different depths, improve the representativeness of the samples and improve the sampling efficiency.

[0054] Preferably, the support frame 4-1 is provided with a guide member 8; one end of the guide member 8 is hinged to the support frame 4-1 and can swing within a predetermined range relative to the support frame 4-1; the guide member 8 has a groove structure capable of accommodating the liquid suction hose 3 to guide the liquid suction hose 3 to be inclined upward, avoid the liquid suction hose 3 from falling into the liquid fertilizer and reduce the workload of later cleaning.

[0055] Preferably, the support frame 4-1 is a plastic integrally formed frame, which is convenient to process and has a relatively light weight.

[0056] Preferably, the bottom of the box body 1 is provided with a fixed foot pad to facilitate the placement of the box body 1.

[0057] Preferably, the buoyancy member 4-2 is a buoyancy ball or a buoyancy air bag, which is convenient to obtain and has a relatively low cost.

[0058] Further, although the terms first, second, etc. can be used herein to describe various elements, these terms are not intended to limit these elements. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0059] In the description of the utility model, unless another definite provision and limitation, the term "installation", "link", "connection", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can pass through intermediate medium indirectly connect, can be two element internal communication or two element's mutual action relation. For ordinary skilled person in the art, the above-mentioned terms can be understood in the specific meaning in the utility model according to specific circumstances.

[0060] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, and the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0061] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form, and any simple modification, equivalent change and modification of the above embodiment according to the technical essence of the utility model still belongs to the scope of the technical scheme of the utility model.

Claims

1. A liquid fertilizer sampling device, characterized by, The device comprises a box, a peristaltic pump, a liquid suction hose, a floating device, a collection bottle and a control device. The box is provided with a handle. The peristaltic pump is arranged in the box. One end of the liquid suction hose is connected with a control valve. The control valve has a plurality of output ports. The liquid suction hose is provided with a scale mark. The other end of the liquid suction hose is provided with a counterweight component. The floating device comprises a support frame, a buoyancy component, a pipeline conveying mechanism, a driving mechanism and a cleaning mechanism. The support frame is provided with four support arms. The four support arms are circumferentially arranged. The buoyancy component is fixedly arranged at the distal end of the support arm. The pipeline conveying mechanism comprises a driving pulley, a driven pulley, a conveying belt, a drop wheel one and a drop wheel two. The driving pulley is rotatably arranged on the support frame. The driven pulley is rotatably arranged on the support frame. The conveying belt is arranged on the driving pulley and the driven pulley and is driven to rotate by the driving pulley. The outer side of the conveying belt is provided with an arc-shaped groove. The inner wall of the arc-shaped groove is provided with a corrugated structure. The drop wheel one is rotatably arranged above the driving pulley. The outer end of the drop wheel one is provided with a "V"-shaped structure. The drop wheel one and the driving pulley cooperate to compress the liquid suction hose. The drop wheel two is rotatably arranged above the driven pulley. The outer end of the drop wheel two is provided with a "V"-shaped structure. The drop wheel two and the driven pulley cooperate to compress the liquid suction hose. The driving mechanism is fixedly arranged on the support frame and is in transmission connection with the driving pulley. The cleaning mechanism is arranged below the pipeline conveying mechanism to clamp and clean the liquid suction hose when the liquid suction hose is lifted. The cleaning mechanism comprises a fixed component and a sliding component. The fixed component comprises a fixing piece and a cleaning sponge one. The fixing piece is fixedly arranged on the support frame. The cleaning sponge one is detachably arranged on the fixing piece. The sliding component comprises a sliding piece, a cleaning sponge two and an electric push rod. The sliding piece is slidably arranged on the support frame and can be driven to approach or move away from the fixing piece. The cleaning sponge two is detachably arranged on the sliding piece. The electric push rod is arranged on the support frame and is hinged to the sliding piece to drive the sliding piece to slide relative to the support frame. The collection bottle is detachably connected to the output port. The control device is electrically connected with the peristaltic pump, the driving mechanism and the cleaning mechanism to control the actions of the peristaltic pump, the driving mechanism and the cleaning mechanism.

2. The liquid fertilizer sampling device according to claim 1, wherein The support frame is provided with a guide component. The guide component has a groove structure capable of accommodating the liquid suction hose.

3. The liquid fertilizer sampling device of claim 1, wherein the support frame is a plastic one-piece frame.

4. The liquid fertilizer sampling device of claim 1, wherein the bottom of the box is provided with a fixed foot pad.

5. The liquid fertilizer sampling device of claim 1, wherein the buoyancy member is a buoyancy ball or a buoyancy air bag. ​ ​ ​

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