CN219391465U - Surface water depth-fixing sampling structure - Google Patents

Abstract

The utility model discloses a surface water depth-fixing sampling structure which comprises a top cover, wherein the bottom of the top cover is connected with a sealing seat through a method, a driving part is arranged at the middle shaft of the bottom of the top cover and positioned in an inner cavity of the sealing seat, one side of the sealing seat is provided with a pressure stabilizing structure in a penetrating manner, the bottom of the sealing seat is communicated with a threaded connecting seat, the bottom of the threaded connecting seat is communicated with a sampling bottle, and one side of the sealing seat is provided with a wire. According to the utility model, the driving part is controlled by the lead, the driving part adopts the jacking type driving structure, the surface of the sealing seat is provided with the pressure stabilizing structure, the pressure stabilizing structure can suck external water into a cavity formed by the top cover and the sealing seat in the working process of the driving part in a deepwater area, the pressure intensity born by the driving part in the working process is reduced, and the deepwater fixed-depth sampling structure for surface water has the advantages of flexibility and portability and capability of stably working in the deepwater area.

Description

Surface water depth-fixing sampling structure

Technical Field

The utility model relates to the technical field of water quality sampling, in particular to a surface water depth-fixing sampling structure.

Background

The water quality sampler for land water consists of water collecting container, water pipeline, sounding rope, etc. the water collecting container is one glass bottle with excellent chemical stability, one polytetrafluoroethylene or polyethylene plastic bottle with ground glass plug or plastic cover to prevent leakage and infiltration of impurity, and the common bottle sampler has fine glass bottle with 200-300 ml volume inside metal frame with heavy lead block in the bottom and rope with depth mark for the frame and the bottle stopper. When in sampling, the sampler is placed to a specified depth, the string is rolled up, the bottle stopper is opened, and the water sample enters the bottle.

The utility model discloses a water sample collecting device, which is provided with a throwing component and a sampling component, wherein the throwing component and the sampling component are connected through a connecting rope, the throwing component facilitates throwing of the sampling component, the sampling component conveniently enters a deeper river channel for sampling, an energizing lead, a power supply, a plugging head and a driving unit are arranged, the energizing lead is powered by the power supply, the driving unit can be driven to move when the energizing unit supplies power, a water inlet is opened when the driving unit moves upwards, river water can enter a sampling bottle, the water inlet is closed when the driving unit moves downwards, water quality in the sampling bottle can not be mixed with shallow river water, deep water in the sampling bottle is prevented from being mixed with the shallow river water, and the detection accuracy is improved.

The surface water depth-fixing sampling structure has the advantages that the surface water depth-fixing sampling is carried out, a plurality of mark points are required to be designed for detecting water quality at different depths, but in the process of sampling a deep water area, the structure with active opening and closing is extremely easy to be influenced by atmospheric pressure, the existing opening and closing structure cannot work normally because the pressure of the deep water area is overlarge, the work of the opening and closing structure in resisting the deep water pressure is far larger than the normal pressure, and the structure is also a main reason for causing the opening and closing structure to fail.

Disclosure of Invention

The utility model aims to provide a surface water depth-fixing sampling structure which has the advantages of flexibility and portability and can stably work in a deepwater area, and solves the problem that the existing opening and closing structure cannot work normally due to the fact that the structure with active opening and closing is extremely easy to be influenced by atmospheric pressure in the opening and closing process in the deepwater area sampling process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a surface water depth setting sampling structure, includes the top cap, the bottom of top cap is connected with the seal receptacle through the method, the axis department of top cap bottom just is located the inner chamber of seal receptacle and is provided with drive division, one side of seal receptacle sets up and runs through and be provided with steady voltage structure, the bottom intercommunication of seal receptacle has the threaded connection seat, the bottom intercommunication of threaded connection seat has the sampling bottle, one side of seal receptacle is provided with the wire.

The pressure stabilizing structure comprises a guide pipe penetrating through the surface of the sealing seat, the inner cavity of the guide pipe is fixedly connected with spring pipes, the number of the spring pipes is two and symmetrically arranged, the inner cavity of the spring pipes is movably connected with a telescopic rod, the surface of the telescopic rod is sleeved with a spring, one end of the telescopic rod penetrates through the outer side of the guide pipe and is fixedly connected with a sealing cover, and round holes are formed in two sides of the guide pipe.

Preferably, the driving part comprises a sealing tube fixedly connected with the top cover, an electric telescopic rod is fixedly connected to the bottom of the inner cavity of the sealing tube, a sealing piston is fixedly connected to the output end of the electric telescopic rod, a transmission rod is fixedly connected to the top of the sealing piston, and the top of the transmission rod penetrates through the top of the top cover and is fixedly connected with an opening and closing cover.

Preferably, the top of the top cover is provided with a caulking groove matched with the opening and closing cover, and the inner cavity of the caulking groove is provided with a water inlet which is annularly arranged.

Preferably, the surface of the telescopic rod and the inner cavity of the spring tube are provided with convex rings, one side of each convex ring is fixedly connected with the spring, and one side of each spring far away from each convex ring is fixedly connected with the spring tube.

Preferably, the wires are communicatively coupled to an electrically powered telescopic rod.

Compared with the prior art, the utility model has the following beneficial effects:

the surface water constant-depth sampling structure has the advantages of flexibility and portability, can stably work in the deepwater area, is small in structure, simple and reliable, easy to maintain, low in manufacturing cost, suitable for mass production, can stably work in the deepwater area, particularly suitable for performing constant-depth sampling operation in the open air, has high reliability, and solves the problem that the existing opening and closing structure can not normally work due to the fact that the structure with active opening and closing is extremely easy to influence of atmospheric pressure in the opening and closing process in the deepwater area sampling process.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a front cross-sectional view of a voltage stabilizing structure according to the present utility model.

In the figure: 1. a top cover; 2. a sealing seat; 3. a driving section; 31. sealing the tube; 32. an electric telescopic rod; 33. a sealing piston; 34. a transmission rod; 35. opening and closing the cover; 4. a voltage stabilizing structure; 41. a conduit; 42. a spring tube; 43. a telescopic rod; 44. a spring; 45. sealing cover; 46. a round hole; 5. a threaded connecting seat; 6. a sampling bottle; 7. and (5) conducting wires.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In surface water quality monitoring, depth-fixed sampling is a common technical means in the water quality sampling process, and the technical scheme can offset deep water pressure and keep the driving part 3 to normally operate when deep water sampling is performed.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a surface water depth setting sampling structure, including top cap 1, the bottom of top cap 1 is connected with sealing seat 2 through the method, the axis department of top cap 1 bottom just is located sealing seat 2's inner chamber is provided with drive portion 3, drive portion 3 include with top cap 1 fixed connection's sealed tube 31, the bottom fixedly connected with electric telescopic handle 32 of sealed tube 31 inner chamber, electric telescopic handle 32's output fixedly connected with seal piston 33, sealing piston 33's top fixedly connected with transfer line 34, the top of transfer line 34 runs through to top and the fixedly connected with of top cap 1 and opens and close lid 35, one side of sealing seat 2 sets up and runs through and is provided with steady voltage structure 4, sealing seat 2's bottom intercommunication has threaded connection seat 5, threaded connection seat 5's bottom intercommunication has sampling bottle 6, one side of sealing seat 2 is provided with wire 7, sealing seat 1's top has seted up the caulking groove with opening and close lid 35 looks adaptation, the water inlet that is the annular setting is seted up to the inner chamber of caulking groove, through the setting of caulking groove, the effect of improving sealing capacity between top cap 1 and the opening and close lid 35 has been played, avoid not reaching when the external water of the inner chamber 6 of appointed degree of depth and entering sampling bottle.

The pressure stabilizing structure 4 comprises a guide pipe 41 penetrating through the surface of the sealing seat 2, the inner cavity of the guide pipe 41 is fixedly connected with spring pipes 42, the number of the spring pipes 42 is two and symmetrically arranged, the inner cavity of the spring pipes 42 is movably connected with a telescopic rod 43, a spring 44 is sleeved on the surface of the telescopic rod 43, one end of the telescopic rod 43 penetrates through the outer side of the guide pipe 41 and is fixedly connected with a sealing cover 45, and round holes 46 are formed in two sides of the guide pipe 41.

In the utility model, the following components are added: the surface of telescopic link 43 and be located the inner chamber of spring pipe 42 and be provided with the bulge loop, one side and the spring 44 fixed connection of bulge loop, one side and the spring pipe 42 fixed connection of the bulge loop are kept away from to the spring 44, through the setting of bulge loop, have played the effect of mutually supporting with spring 44.

In the utility model, the following components are added: the wire 7 and the electric telescopic rod 32 communicative coupling, through the setting of wire 7, can provide remote control's signal for electric telescopic rod 32 on the one hand, on the other hand can carry out the energy supply with electric telescopic rod 32 to wire 7 can also play the effect of scale, and the person of facilitating the use confirms the degree of depth.

Working principle: when the utility model is used, a user can put the device into a designated water area by screwing the sampling bottle 6 into the inner cavity of the threaded connecting seat 5, after the device reaches the designated depth, the electric telescopic rod 32 is controlled to be started through the lead 7, the output end of the electric telescopic rod 32 drives the sealing piston 33 to move upwards, the sealing piston 33 drives the transmission rod 34 and the opening and closing cover 35 to move upwards, after the water inlet formed on the surface of the top cover 1 is exposed, water normally flows in, in the process, as the cavity formed by the top cover 1 and the sealing seat 2 is airtight, the external pressure can enable water to enter the cavity formed by the top cover 1 and the sealing seat 2 through the round hole 46, at the moment, the telescopic rod 43 can drive the sealing cover 45 to slightly move, the spring 44 is stressed to shrink in the process, after the pressure is restored, the sealing cover 45 is restored, the length of the spring 44 is restored, and the sealing is completed.

To sum up: this surface water fixed depth sampling structure, control drive division 3 through wire 7, drive division 3 adopts jacking formula drive structure, and be provided with stable pressure structure 4 at the surface of seal holder 2, drive division 3 carries out the in-process that works at the deep water district, stable pressure structure 4 can inhale the external water to the cavity that top cap 1 and seal holder 2 constitute, alleviate the pressure that drive division 3 received during operation, this surface water fixed depth sampling structure possesses nimble portability, can be in the advantage of the stable work of deep water district, in the in-service use, its structure is small and exquisite, and is simple reliable, easy to maintain, be fit for batch production, can be in the work of the stability of deep water district, especially be fit for carrying out fixed depth sampling operation in the field, the reliability is high, the in-process that opens and close to the deep water district is being equipped with the initiative structure, the problem that current structure can't accomplish normal work easily is opened and close in the process of atmospheric pressure.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a surface water depth setting sampling structure, includes top cap (1), its characterized in that: the bottom of the top cover (1) is connected with a sealing seat (2) through a method, a driving part (3) is arranged at a center shaft of the bottom of the top cover (1) and positioned in an inner cavity of the sealing seat (2), one side of the sealing seat (2) is provided with a pressure stabilizing structure (4) in a penetrating manner, the bottom of the sealing seat (2) is communicated with a threaded connecting seat (5), the bottom of the threaded connecting seat (5) is communicated with a sampling bottle (6), and one side of the sealing seat (2) is provided with a conducting wire (7);

the utility model discloses a pressure stabilizing structure, including running through and setting up in pipe (41) on seal seat (2) surface, the inner chamber fixedly connected with spring pipe (42) of pipe (41), the quantity of spring pipe (42) is two and is the symmetry setting, the inner chamber swing joint of spring pipe (42) has telescopic link (43), the surface cover of telescopic link (43) is equipped with spring (44), the one end of telescopic link (43) runs through to the outside of pipe (41) and fixedly connected with sealed lid (45), round hole (46) have all been seted up to the both sides of pipe (41).

2. The surface water depth-fixing sampling structure according to claim 1, wherein: the driving part (3) comprises a sealing tube (31) fixedly connected with the top cover (1), an electric telescopic rod (32) is fixedly connected to the bottom of the inner cavity of the sealing tube (31), a sealing piston (33) is fixedly connected to the output end of the electric telescopic rod (32), a transmission rod (34) is fixedly connected to the top of the sealing piston (33), and the top of the transmission rod (34) penetrates through the top of the top cover (1) and is fixedly connected with an opening and closing cover (35).

3. The surface water depth-fixing sampling structure according to claim 2, wherein: the top of the top cover (1) is provided with a caulking groove matched with the opening and closing cover (35), and the inner cavity of the caulking groove is provided with a water inlet which is annularly arranged.

4. The surface water depth-fixing sampling structure according to claim 1, wherein: the surface of telescopic link (43) and be located the inner chamber of spring pipe (42) and be provided with the bulge loop, one side and spring (44) fixed connection of bulge loop, one side and spring pipe (42) fixed connection of keeping away from the bulge loop of spring (44).

5. The surface water depth-fixing sampling structure according to claim 1, wherein: the wire (7) is communicatively coupled to an electric telescopic rod (32).