Sampling device for water quality detection

Abstract

The utility model provides a sampling device for water quality detection, which belongs to the technical field of environment monitoring equipment and comprises a bottom cylinder, a connecting pipe communicated with the side wall of the bottom cylinder, a water suction pump communicated with the end part of the connecting pipe, a preformed hole formed in the side wall of the bottom cylinder and a sampling assembly arranged on the inner wall of the preformed hole, the fixing assembly is arranged on the surface of the sampling assembly. According to the utility model, the water pump is matched with the connecting pipe to quickly pump water, the sampling pipe and the packing auger work cooperatively to remarkably improve the sampling efficiency, and the motor drives the packing auger to rotate to ensure the uniformity and representativeness of sample collection; through the linkage design of the sampling opening and the discharging opening, rapid collection and smooth transfer of samples are achieved, and the samples are effectively prevented from being blocked; the movable connection structure of the sleeve and the connector enables the sampling assembly to be convenient to disassemble and assemble, and daily maintenance and component replacement are facilitated; the sheath is made of a buffer material, so that the sampling tube is effectively protected from being damaged, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to environmental monitoring equipment technical field, concretely relates to a sampling device for water quality detection. BACKGROUND

[0002] Water quality detection sampling device is the key equipment in environmental monitoring and water quality analysis, is mainly used for collecting water sample for laboratory or field analysis Traditional sampling device usually includes manual sampler, automatic sampling pump and depth sampler, its simple structure, but there is sampling precision low, easy to be polluted, the shortcoming such as operation is complicated along with the technical progress, modern water quality sampling device gradually develops towards automation, intelligence, integrates sensor, GPS positioning and wireless transmission technology, realizes real-time monitoring, remote control and data record In addition, to adapt to different water environment, the device is continuously optimized in material corrosion resistance, biological adhesion prevention and deep sampling capacity etc., to improve sampling representativeness and detection accuracy, meet the high standard demand of environmental protection, water affairs and scientific research etc.

[0003] Traditional manual sampler is operated complicatedly and sampling depth is limited, and it is difficult to guarantee sample representativeness;Automatic sampling pump improves sampling efficiency, but there are pipeline residual pollution, sample mixing etc.;Depth sampler is complex in structure, and maintenance cost is high, and it is difficult to adapt to the sampling demand of different water bodies, and the device generally lacks effective anti-pollution measures, and external interference is easily introduced in the sampling process, and detection accuracy is influenced. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a sampling device for water quality detection, and aims at solving the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A sampling device for water quality detection, comprising,

[0007] Bottom cylinder, connecting pipe communicated in the lateral wall of the bottom cylinder, water pump communicated in the end of the connecting pipe, reserved hole arranged in the lateral wall of the bottom cylinder, sampling assembly arranged in the inner wall of the reserved hole, and fixing assembly arranged on the surface of the sampling assembly.

[0008] As a preferred scheme of the utility model, the sampling assembly includes a sampling pipe adaptedly installed in the inner wall of the reserved hole, and a cover plate fixedly connected to the end of the sampling pipe.

[0009] As a preferred scheme of the utility model, the sampling assembly further includes a sampling port arranged in the lateral wall of the sampling pipe, and a discharging port arranged on the surface of the sampling pipe.

[0010] As a preferred scheme of the utility model, the sampling assembly further includes a motor which is adaptedly installed on the side wall of the cover plate, and a screw conveyor which is fixedly installed on the output end of the motor.

[0011] As a preferred scheme of the utility model, the fixing assembly includes a sleeve which is sleeved on the surface of the sampling pipe, and a joint which is movably connected on the end portion of the sleeve.

[0012] As a preferred scheme of the utility model, the fixing assembly further includes a fixed pipe which is communicated on the side wall of the joint, and a sheath which is fixedly connected on the inner wall of the fixed pipe.

[0013] As a preferred scheme of the utility model, the fixing assembly further includes a discharging pipe which is communicated on the bottom portion of the sleeve, and a discharging valve which is communicated on the end portion of the discharging pipe.

[0014] Compared with the prior art, the utility model has the beneficial effects that: the cooperation of the water pump and the connecting pipe realizes the rapid extraction of water body, the cooperation of the sampling pipe and the screw conveyor significantly improves the sampling efficiency, the rotation of the screw conveyor driven by the motor ensures the uniformity and representativeness of sample collection; the linkage design of the sampling port and the discharging port realizes the rapid collection and smooth transfer of the sample, and effectively prevents the sample from being blocked; the movable connection structure of the sleeve and the joint makes the sampling assembly convenient to disassemble and assemble, and facilitates the daily maintenance and component replacement; the sheath is made of a buffer material, which effectively protects the sampling pipe from being damaged and prolongs the service life; the combination of the fixed pipe and the discharging valve ensures the stability and reliability of the sampling process, the opening and closing control of the discharging valve facilitates the sample collection, the device is easy to operate, the sampling precision is high, and the sampling demand under different water quality environments such as rivers, lakes and industrial wastewater can be met. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without paying the creative labor. Among them:

[0016] Fig. 1 It is the overall structure schematic diagram of the utility model;

[0017] Fig. 2 It is the connecting schematic diagram of the bottom cylinder and the connecting pipe of the utility model;

[0018] Fig. 3 It is the overall schematic diagram of the sampling assembly of the utility model;

[0019] Fig. 4 It is the overall schematic diagram of the fixing assembly of the utility model.

[0020] In the figure: 101, bottom cylinder; 102, connecting pipe; 103, water pump; 104, reserved hole; 105, sampling assembly; 105a, sampling pipe; 105b, cover plate; 105c, sampling port; 105d, discharging port; 105e, motor; 105f, auger; 106, fixing assembly; 106a, sleeve; 106b, joint; 106c, fixing pipe; 106d, sheath; 106e, discharging pipe; 106f, discharging valve. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purposes, features and advantages of the present application more apparent, obvious and understandable, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0022] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be practiced in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the spirit of the present application, therefore the present application is not limited to the specific embodiments disclosed below.

[0023] Secondly, "one embodiment" or "embodiment" referred to herein means that a specific feature, structure or characteristic can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in this specification does not mean the same embodiment, nor is it an embodiment that is independent of or mutually exclusive of other embodiments.

[0024] Embodiment

[0025] Reference Figs. 1-4 For the embodiment of the present application, the embodiment provides a sampling device for water quality detection, comprising,

[0026] The bottom cylinder 101, the connecting pipe 102 communicated on the side wall of the bottom cylinder 101, the water pump 103 communicated on the end of the connecting pipe 102, the reserved hole 104 arranged on the side wall of the bottom cylinder 101, the sampling assembly 105 arranged on the inner wall of the reserved hole 104, and the fixing assembly 106 arranged on the surface of the sampling assembly 105.

[0027] Specifically, the sampling assembly 105 includes the sampling pipe 105a adaptedly installed on the inner wall of the reserved hole 104, and the cover plate 105b fixedly connected on the end of the sampling pipe 105a, the sampling assembly 105 further includes the sampling port 105c arranged on the side wall of the sampling pipe 105a, and the discharging port 105d arranged on the surface of the sampling pipe 105a, the sampling assembly 105 further includes the motor 105e adaptedly installed on the side wall of the cover plate 105b, and the auger 105f fixedly installed on the output end of the motor 105e.

[0028] Further, the motor 105e drives the auger 105f to use, which can transport the sample into the sampling tube 105a, and transfer the sample through the discharge port 105d. The arrangement of the auger 105f facilitates to improve the speed and smoothness of sample collection.

[0029] Preferably, the fixing assembly 106 comprises a sleeve 106a sleeved on the surface of the sampling tube 105a, and a connector 106b movably connected to the end of the sleeve 106a. The fixing assembly 106 further comprises a fixed tube 106c communicated with the side wall of the connector 106b, and a sheath 106d fixedly connected to the inner wall of the fixed tube 106c. The fixing assembly 106 further comprises a discharge tube 106e communicated with the bottom of the sleeve 106a, and a discharge valve 106f communicated with the end of the discharge tube 106e.

[0030] It should be noted that the end of the fixed tube 106c is fixedly connected to the side wall of the bottom cylinder 101, and the sheath 106d is made of foam material to ensure that the sampling assembly 105 will not damage the sampling tube 105a during use. The arrangement of the sleeve 106a facilitates to protect the safety of the sampling tube 105a.

[0031] In use, the bottom cylinder 101 is placed in the area to be sampled, water is pumped into the bottom cylinder 101 by a water pump, the motor 105e is started, the motor 105e drives the auger 105f to run, the auger 105f rotates, and the sample is transferred into the sampling tube 105a through the sampling port 105c, and the sample is transferred through the discharge port 105d. The sample enters the discharge tube 106e, and the opening and closing of the discharge valve 106f can ensure the discharge of the sample. When it is necessary to replace the auger 105f or the sampling tube 105a, the connector 106b is opened, the sleeve 106a is pulled, and the motor 105e and the sampling tube 105a are pulled out together to replace the parts.

[0032] In summary, efficient sampling is achieved by the cooperation of the sampling tube 105a and the auger 105f, the combination structure of the sampling tube 105a and the sleeve 106a facilitates quick disassembly and maintenance; the linkage design of the sampling port 105c and the discharge port 105d ensures smooth transfer of the sample; the motor 105e drives the auger 105f to rotate to improve the sampling efficiency, and the sheath 106d protects the sampling tube 105a from damage; the connection mode of the fixed tube 106c and the connector 106b ensures the stability of the structure and facilitates the replacement of parts. The overall structure is compact and reasonable, which ensures the sampling accuracy and significantly improves the operation convenience, and is particularly suitable for various water quality detection scenes.

[0033] It is important to note that the construction and arrangements of the application shown in the various exemplary embodiments are illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications can be made to the embodiments without departing from the novel teachings and advantages of the subject matter described herein (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters, mounting arrangements, use of materials, colors, orientations, locations, and the like). For example, the elements shown as integrally formed can be constructed of multiple parts or elements, the position of elements can be reversed or otherwise varied, and the nature or number of elements or positions can be modified or changed. Thus, all such modifications are intended to be included within the scope of the present inventive subject matter. The order or sequence of any process or method steps can be varied or re-sequenced without departing from the subject matter described herein. Any "open / closed" claims are intended to encompass the structure described herein, and not just the structure equivalent, but also the equivalent structure. Other substitutions, modifications, changes and omissions can be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventive subject matter. Accordingly, the present inventive subject matter is not limited to particular embodiments described, but extends to various modifications that nevertheless fall within the scope of the appended claims.

[0034] Furthermore, in order to provide a concise description of the exemplary embodiments, not all features of an actual implementation can be described (i.e., those pertaining to the

[0035] It is understood that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions can be made. Such development efforts might be complex and time-consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure.

[0036] It should be noted that the above-mentioned embodiments are only used to illustrate the technical solutions of the present application but not to limit the present application, and although the present application is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalent replaced without departing from the spirit and scope of the present application, and all should be included in the scope of the claims of the present application.

Claims

1. A sampling device for water quality testing, characterized by: Including, The bottom cylinder (101), the connecting pipe (102) communicated in the side wall of the bottom cylinder (101), the water pump (103) communicated in the end of the connecting pipe (102), the reserved hole (104) arranged in the side wall of the bottom cylinder (101), the sampling assembly (105) arranged in the inner wall of the reserved hole (104), and the fixing assembly (106) arranged on the surface of the sampling assembly (105). 2.The sampling device for water quality detection according to claim 1, characterized in that: The sampling assembly (105) includes a sampling pipe (105a) fittedly installed in the inner wall of the reserved hole (104), and a cover plate (105b) fixedly connected in the end of the sampling pipe (105a). 3.The sampling device for water quality detection according to claim 2, characterized in that: The sampling assembly (105) further includes a sampling port (105c) arranged in the side wall of the sampling pipe (105a), and a discharging port (105d) arranged on the surface of the sampling pipe (105a).

4. The sampling device for water quality detection according to claim 3, characterized in that: The sampling assembly (105) further includes a motor (105e) fittedly installed in the side wall of the cover plate (105b), and an auger (105f) fixedly installed in the output end of the motor (105e).

5. The sampling device for water quality detection according to claim 4, characterized in that: The fixing assembly (106) includes a sleeve (106a) sleeved on the surface of the sampling pipe (105a), and a joint (106b) movably connected in the end of the sleeve (106a).

6. The sampling device for water quality detection according to claim 5, characterized in that: The fixing assembly (106) further includes a fixing pipe (106c) communicated in the side wall of the joint (106b), and a sheath (106d) fixedly connected in the inner wall of the fixing pipe (106c).

7. The sampling device for water quality detection according to claim 6, characterized in that: The fixing assembly (106) further includes a discharging pipe (106e) communicated in the bottom of the sleeve (106a), and a discharging valve (106f) communicated in the end of the discharging pipe (106e).

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