CN112414766A

CN112414766A - Water sample collector

Info

Publication number: CN112414766A
Application number: CN202011244876.2A
Authority: CN
Inventors: 黄烨昆
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-02-26

Abstract

The invention discloses a water sample collector which comprises a support, a first winch and a collector body, wherein the first winch is arranged on the support, a steel cable on the first winch is connected with the collector body, the collector body comprises a collecting box with an opening at the top and a shell with an opening at the bottom, a water inlet is formed in the periphery of the shell, a driving mechanism for driving the collecting box to ascend and descend so as to seal or open the opening of the collecting box is arranged on the shell, a water inlet grid is arranged at the bottom of the collecting box, a flexible waterproof cloth bag for separating the inside and the outside of the collecting box is arranged in the collecting box, a first magnetic block is arranged on the waterproof cloth bag, a second magnetic block is arranged at the top of the shell, and the first magnetic block and the second magnetic block are attracted to reduce a cavity in the collecting box. The water sample collector can quickly take water on the premise of not increasing the weight of the collector.

Description

Water sample collector

Technical Field

The invention belongs to the technical field of water sample collecting equipment, and particularly relates to a water sample collector.

Background

The water sample collection work is the important content of water environment scientific research and water environment protection and management work, and is the premise and the basis for smoothly carrying out various research works on the collection of water samples with different depths. The water bodies in the water areas are influenced by factors such as substances, water flow, temperature and the like to generate a layering effect, hydrological, physical, chemical, biological and other information of different water layers are different, and the acquisition and analysis of the difference of the water bodies in different layers are indispensable contents of subjects such as environmental science, ocean science and the like, and are widely applied to the practical fields such as water ecological environment evaluation, pollution accident investigation and the like.

Because the layering phenomenon is obvious, and the requirement on collection depth accuracy is higher in the water sample collection process, in order to prevent the quality of water of collection depth from receiving the interference of the quality of water above the collection point, influence the measured data, so need keep airtight when gathering the container lift, just open when reaching the collection depth. In the prior art, the water sampling device generally comprises a hard collecting box and a driving mechanism for driving the collecting box to open and close, the driving mechanism controls the collecting box to be closed in the lifting process of the water sampling device, and the driving mechanism drives the collecting box to open to take water when the water sampling device reaches a preset depth. However, in the process of sinking the water sample collector into water, the air quantity stored in the collecting box is more, so that the buoyancy is larger, the sinking speed of the collector is slower, the collecting speed is slow, the collecting speed has to be increased by increasing the balance weight of the collector, the weight of the collector is increased, and the water taking and the carrying are inconvenient.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the water sample collector which can quickly take water without increasing the weight of the collector.

In order to solve the technical problem, the invention is solved by the following technical scheme: the utility model provides a water sample collector, includes support, first hoist engine and collector body, be provided with on the support first hoist engine, the last cable wire of first hoist engine is connected the collector body, the collector body includes open-top's collection box and bottom and has the open-ended shell body, the shell body periphery is provided with the water inlet, be provided with the drive on the shell body collection box goes up and down with airtight or open collection box's open-ended actuating mechanism, collection box bottom is provided with into water grid, be provided with in the collection box with collection box internal and external divided flexible waterproof cloth bag, be provided with first magnetic path on the waterproof cloth bag, the shell body top is provided with the second magnetic path, first magnetic path with the actuation of second magnetic path is in order to reduce collection box internal cavity. The water sample collector can control the depth of the collector body through the steel cable which is wound and unwound by the first winch so as to control the collected water level depth, when the collection box opening is attached to the outer shell and enters water, the first magnetic block and the second magnetic block are attracted, water can enter the water inlet grid at the bottom of the collection box, the collector body is laterally overturned by 90 degrees so that the lower part of the waterproof cloth bag is filled with water, then the collector body sinks to reduce the cavity in the collection box and reduce buoyancy, the sinking speed is higher, the driving mechanism controls the gap between the collection box opening and the outer shell, water enters from the gap and fills the collection box, the first magnetic block can be separated from the second magnetic block in the process that the driving mechanism drives the collection box to be separated from the outer shell, the first magnetic block sinks due to gravity, after collection is completed, the driving mechanism controls the collection box opening to be attached to the outer shell and sealed, then the collector body can be taken out by the, can accomplish the collection, this kind of water sample collector can be under the prerequisite that does not increase collector weight fast water intaking.

Among the above-mentioned technical scheme, it is preferred, actuating mechanism including set up in the waterproof motor at shell body top, the opening both sides of shell body are provided with the guide way, gather the box both sides and be provided with the gib block, the gib block slide set up in the guide way, be provided with the cylinder that has the internal thread hole in the collection box, the output shaft of waterproof motor with internal thread hole screw-thread fit, waterproof motor just reverses so that gather the box opening with the laminating of shell body is sealed or the separation. By adopting the structure, the opening of the collecting box can be controlled to be opened and closed by positive and negative rotation of the waterproof motor.

In the above technical scheme, preferably, actuating mechanism including set up in the waterproof electric putter at shell body top, waterproof electric putter's telescopic link connect in gather the box, waterproof electric putter is flexible so that gather the box opening with the laminating of shell body is sealed or the separation. Adopt this structure accessible waterproof electric putter's flexible control that reaches collection box opening and close.

In the above technical solution, preferably, the bracket is provided with a second winch, the driving mechanism is connected with a control cable, and the control cable is wound on the second winch. With this configuration, the control cable for controlling the drive mechanism can be prevented from being scattered.

Among the above-mentioned technical scheme, preferred, be provided with on the shell body top surface with gather the sealed sealing washer of box opening side's lateral wall cooperation. Adopt this structure can make the leakproofness when laminating between collection box opening and the shell body improve.

In the above technical scheme, preferably, the water inlet is provided with a filter screen. Adopt this structure to prevent that stone sand and mud from entering into and gathering in the box.

In the above technical scheme, preferably, a lifting lug is arranged on the collector body, and the steel cable is fixed on the lifting lug.

Compared with the prior art, the invention has the following beneficial effects: the water sample collector can control the depth of the collector body through the steel cable which is wound and unwound by the first winch so as to control the collected water level depth, when the collection box opening is attached to the outer shell and enters water, the first magnetic block and the second magnetic block are attracted, water can enter the water inlet grid at the bottom of the collection box, the collector body is laterally overturned by 90 degrees so that the lower part of the waterproof cloth bag is filled with water, then the collector body sinks to reduce the cavity in the collection box and reduce buoyancy, the sinking speed is higher, the driving mechanism controls the gap between the collection box opening and the outer shell, water enters from the gap and fills the collection box, the first magnetic block can be separated from the second magnetic block in the process that the driving mechanism drives the collection box to be separated from the outer shell, the first magnetic block sinks due to gravity, after collection is completed, the driving mechanism controls the collection box opening to be attached to the outer shell and sealed, then the collector body can be taken out by the, can accomplish the collection, this kind of water sample collector can be under the prerequisite that does not increase collector weight fast water intaking.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic cross-sectional view of the collector body before sampling in embodiment 1 of the present invention.

Fig. 3 is a schematic cross-sectional view of a sampling device body in embodiment 1 of the present invention.

Fig. 4 is a schematic top view of the collecting box of embodiment 1 of the present invention without the waterproof cloth bag.

Fig. 5 is a schematic cross-sectional view of a collector body before sampling according to another embodiment 2 of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 4, embodiment 1 provides a water sample collector, which includes a support 1, a first winch 2 and a collector body 3, the support 1 is provided with the first winch 2, a steel cable on the first winch 2 is connected to the collector body 3, the collector body 3 includes a collecting box 31 with an open top and an outer shell 32 with an open bottom, a water inlet 321 is arranged on the periphery of the outer shell 32, a driving mechanism 4 for driving the collecting box 31 to go up and down to seal or open the open of the collecting box 31 is arranged on the outer shell 32, a water inlet grid 311 is arranged at the bottom of the collecting box 31, a flexible waterproof cloth bag 33 for separating the inside and the outside of the collecting box 31 is arranged in the collecting box 31, a first magnetic block 34 is arranged on the waterproof cloth bag 33, a second magnetic block 35 is arranged at the top of the outer shell 32, and the first magnetic block 34 and the second magnetic block 35 are attracted. The water sampler can control the depth of the sampler body through the steel rope which is wound and unwound by the first winch 2, thereby controlling the depth of the collected water level, when the opening of the collecting box 31 is jointed with the outer shell 32 and enters water, the first magnetic block 34 and the second magnetic block 35 are attracted, the water can enter the water inlet grid 311 at the bottom of the collecting box, the collector body 3 is laterally overturned by 90 degrees to fill the water below the waterproof cloth bag 33, then the water sinks to reduce the cavity in the collecting box 31 and reduce the buoyancy, so that the sinking speed is faster, the driving mechanism 4 controls the gap between the opening of the collecting box 31 and the outer shell 32, water enters from the gap and fills the collecting box 31, the first magnetic block 34 can be separated from the second magnetic block 35 in the process that the driving mechanism 4 drives the collecting box 31 to be separated from the outer shell 32, the first magnetic block 34 can sink due to gravity, after the collection is finished, the driving mechanism 4 controls the opening of the collecting box 31 to be jointed, then the first winch 2 receives the steel cable to take out the collector body 3, and collection can be completed, and the water sample collector can quickly take water without increasing the weight of the collector.

In this embodiment, actuating mechanism 4 is including setting up in the waterproof motor 41 at shell body 32 top, the opening both sides of shell body 32 are provided with guide way 322, it is provided with gib block 312 to gather box 31 both sides, gib block 312 slides and sets up in guide way 322, it is provided with cylinder 314 that has internal thread hole 313 to gather to be provided with in the box 31, the output shaft and the internal thread hole 313 screw-thread fit of waterproof motor 41, waterproof motor 41 is just reversing so that gather box 31 opening and shell body 32 laminating sealed or separation. By adopting the structure, the opening and closing of the opening of the collecting box 31 can be controlled by the positive and negative rotation of the waterproof motor 41.

In order to prevent the control cable 6 for controlling the driving mechanism 4 from being scattered, the second winding machine 5 is provided on the stand 1, the control cable 6 is connected to the driving mechanism 4, and the control cable 6 is wound around the second winding machine 5. When the collector body 3 is lifted, the first winch 2 and the second winch 5 are synchronously started to realize synchronous winding and unwinding of the steel cable and the control cable 6.

In order to improve the sealing property when the collection box 31 is attached to the outer case 32, a sealing ring 36 that is fitted and sealed with the side wall of the collection box 31 on the opening side is provided on the top surface of the outer case 32.

In order to prevent the stone sand and the sludge from entering the collecting box 31, a filter screen 37 is provided on the water inlet 321.

A lifting lug 38 is arranged on the collector body 3, the steel cable is fixed on the lifting lug 38, and the specific lifting lug 38 is arranged on the driving mechanism 4.

Referring to fig. 5, embodiment 2 differs from embodiment 1 only in that the driving mechanism 4 is different, in this embodiment, the driving mechanism 4 includes a waterproof electric push rod 42 disposed at the top of the outer shell 32, a telescopic rod of the waterproof electric push rod 42 is connected inside the collection box 31, and the waterproof electric push rod 42 is telescopic to make the opening of the collection box 31 fit and seal or separate with the outer shell 32.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a water sampler, includes support (1), first hoist engine (2) and collector body (3), be provided with on support (1) first hoist engine (2), the cable wire on first hoist engine (2) is connected collector body (3), collector body (3) have open-ended shell body (32) including open-top's collection box (31) and bottom, shell body (32) periphery is provided with water inlet (321), be provided with the drive on shell body (32) it goes up and down with airtight or open to gather box (31) open-ended actuating mechanism (4), its characterized in that: gather box (31) bottom and be provided with into water grid (311), it will to be provided with in gathering box (31) gather box (31) inside and outside divided flexible waterproof cloth bag (33), be provided with first magnetic path (34) on waterproof cloth bag (33), shell body (32) top is provided with second magnetic path (35), first magnetic path (34) with second magnetic path (35) actuation is in order to reduce gather box (31) inner cavity.

2. A water sampler as claimed in claim 1 wherein: actuating mechanism (4) including set up in waterproof motor (41) at shell body (32) top, the opening both sides of shell body (32) are provided with guide way (322), it is provided with gib block (312) to gather box (31) both sides, gib block (312) slide set up in guide way (322), be provided with cylinder (314) that have internal thread hole (313) in gathering box (31), the output shaft of waterproof motor (41) with internal thread hole (313) screw-thread fit, waterproof motor (41) are just reversing so that gather box (31) opening with shell body (32) laminating is sealed or the separation.

3. A water sampler as claimed in claim 1 wherein: actuating mechanism (4) including set up in waterproof electric putter (42) at shell body (32) top, the telescopic link of waterproof electric putter (42) connect in gather box (31), waterproof electric putter (42) stretch out and draw back so that gather box (31) opening with shell body (32) laminating is sealed or the separation.

4. A water sampler as claimed in claim 1 wherein: the support (1) is provided with a second winch (5), the driving mechanism (4) is connected with a control cable (6), and the control cable (6) is wound on the second winch (5).

5. A water sampler as claimed in claim 1 wherein: and a sealing ring (36) which is matched and sealed with the side wall of the opening side of the collecting box (31) is arranged on the top surface of the outer shell (32).

6. A water sampler as claimed in claim 1 wherein: a filter screen (37) is arranged on the water inlet (321).

7. A water sampler as claimed in claim 1 wherein: a lifting lug (38) is arranged on the collector body (3), and the steel cable is fixed on the lifting lug (38).