CN215004504U

CN215004504U - Water pressure induction sampling device for deep water sampling

Info

Publication number: CN215004504U
Application number: CN202120589079.1U
Authority: CN
Inventors: 张朝凤
Original assignee: Anhui Qinghang Construction Engineering Co ltd
Current assignee: Anhui Qinghang Construction Engineering Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-12-03
Anticipated expiration: 2031-03-23

Abstract

The utility model discloses a water pressure sensing sampling device for deep water sampling, which belongs to the technical field of water sampling, and comprises a lifting rope and a pressure box, a connecting block is fixedly connected between the lifting rope and the pressure box, one side of the pressure box is fixedly connected with a sampling box, a pressing plate is slidably connected on the inner wall of the pressure box, symmetrically arranged connecting rods are fixedly connected on the bottom end of the pressing plate and the inner wall of the bottom end of the pressure box, a spring is fixedly connected between the two connecting rods, a liquid guide pipe is fixedly connected at the bottom end of the pressure box, and a rubber plate is slidably connected on the inner wall of the sampling box, so that when the deep water is sampled, the water can be pumped into the sampling box through water pressure only after the pressure box and the sampling box are thrown into a specified depth, the operation is simple, and when the specified depth is not reached, the sampling box can not extract water due to the spring, the sampling precision is improved.

Description

Water pressure induction sampling device for deep water sampling

Technical Field

The utility model relates to a water sampling technical field, more specifically say, relate to a water pressure response sampling device for deep water sample.

Background

Collecting a water sample of the polluted water body, and analyzing and determining to obtain basic data of water body pollution. The water sample for analysis should be representative and can reflect the chemical composition and characteristics of the water body. The sampling method, position, time, frequency and the like are determined according to the characteristics of the water body and the analysis purpose.

When deep water is sampled, the existing deep water sampler enters water at different depths when descending, so that the sampling result is influenced, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a water pressure response sampling device for deep water sample, it can realize when sampling to the deep water, only need to throw pressure tank and sampling box into can be through water pressure with the water suction sampling box after the appointed degree of depth in, easy operation, and when not reacing appointed degree of depth, because the reason messenger sampling box of spring can not extract water, has improved the precision of sampling.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A water pressure sensing sampling device for deep water sampling comprises a lifting rope and a pressure box, wherein a connecting block is fixedly connected between the lifting rope and the pressure box, one side of the pressure box is fixedly connected with a sampling box, a pressing plate is slidably connected onto the inner wall of the pressure box, symmetrically arranged connecting rods are fixedly connected onto the bottom end of the pressing plate and the inner wall of the bottom end of the pressure box, a spring is fixedly connected between the two connecting rods, a liquid guide pipe is fixedly connected onto the bottom end of the pressure box, a rubber plate is slidably connected onto the inner wall of the sampling box, symmetrically arranged oil pipes are arranged in the side walls of the two sides of the sampling box, hydraulic oil is filled between the pressing plate and the pressure box and inside the liquid guide pipe and the oil pipes, the bottom end of the oil pipe extends to the outer side of the sampling box, the oil pipe is fixedly connected with the liquid guide pipe, the oil pipe is communicated with the liquid guide pipe, and the top end of the oil pipe is provided with a limiting groove, equal sliding connection has the hydraulic stem on the inner wall of oil pipe and spacing groove, the top of hydraulic stem extends to the outside of spacing groove, two the equal fixedly connected with driving plate in top of hydraulic stem, the middle part fixedly connected with ejector pin of driving plate bottom, the bottom and the rubber slab fixed connection of ejector pin, the bottom fixedly connected with pressure release pipe and the one-way water pipe of sampling case, the pressure release pipe is located one side of one-way water pipe, the bottom threaded connection of pressure release pipe has sealed lid.

Furthermore, a sealing layer is arranged between the oil pipe and the hydraulic rod and fixedly connected with the oil pipe, and hydraulic oil is prevented from flowing out through a gap between the oil pipe and the hydraulic rod through the sealing layer.

Furthermore, a first limiting block is fixedly connected to the outer wall of the hydraulic rod and located in the limiting groove and clamped with the limiting groove, and the hydraulic rod is prevented from being separated from the oil pipe when moving through the arrangement of the first limiting block.

Further, fixedly connected with second stopper on the inside wall of pressure tank, the second stopper is located the upside of clamp plate, can play spacing effect to the clamp plate through setting up of second stopper, has avoided the clamp plate transition to shift up.

Furthermore, the top end of the pressing plate is fixedly connected with a handle, and the pressing plate can be adjusted manually to move up and down conveniently through the handle.

Further, the bottom fixedly connected with balancing weight of lifting rope, the balancing weight is located the downside of pressure tank, and setting up through the balancing weight makes sinking that the pressure tank can be better arrive suitable degree of depth.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme it can realize when sampling the deep water, only need can be through water pressure with water suction sampling box after throwing pressure tank and sampling box into appointed degree of depth, easy operation, and when not arriving appointed degree of depth, because the reason of spring makes the sampling box can not extract water, has improved the precision of sampling.

(2) The sealing layer is arranged between the oil pipe and the hydraulic rod and fixedly connected with the oil pipe, and hydraulic oil is prevented from flowing out through a gap between the oil pipe and the hydraulic rod through the sealing layer.

(3) The first stopper of fixedly connected with on the outer wall of hydraulic stem, first stopper are located the inside of spacing groove and joint with it, through the setting of first stopper, have avoided the hydraulic stem to break away from oil pipe when removing.

(4) Fixedly connected with second stopper on the inside wall of pressure tank, the second stopper is located the upside of clamp plate, can play spacing effect to the clamp plate through setting up of second stopper, has avoided the clamp plate transition to shift up.

(5) The top fixedly connected with handle of clamp plate, through the setting of handle more convenient when the upper and lower removal of manual regulation clamp plate of needs.

(6) The bottom fixedly connected with balancing weight of lifting rope, the balancing weight is located the downside of pressure tank, through setting up of balancing weight make the pressure tank can be better sink to suitable degree of depth.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the sectional structure of the sampling box and the pressure box.

The reference numbers in the figures illustrate:

1. a lifting rope; 2. a sealing cover; 3. a balancing weight; 4. connecting blocks; 5. a sampling box; 6. a pressure tank; 7. pressing a plate; 8. a connecting rod; 9. a spring; 10. a rubber plate; 11. a top rod; 12. a drive plate; 13. an oil pipe; 14. a limiting groove; 15. a hydraulic lever; 16. a first stopper; 17. a catheter; 18. a pressure relief pipe; 19. a unidirectional water pipe; 20. a second limiting block; 21. a handle; 22. and (5) hydraulic oil.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-2, a water pressure sensing sampling device for deep water sampling comprises a lifting rope 1 and a pressure tank 6, wherein the bottom end of the lifting rope 1 is fixedly connected with a balancing weight 3, the balancing weight 3 is positioned at the lower side of the pressure tank 6, the pressure tank 6 can sink to a proper depth well through the arrangement of the balancing weight 3, a connecting block 4 is fixedly connected between the lifting rope 1 and the pressure tank 6, one side of the pressure tank 6 is fixedly connected with a sampling tank 5, the inner wall of the pressure tank 6 is slidably connected with a pressing plate 7, the inner side wall of the pressure tank 6 is fixedly connected with a second limiting block 20, the second limiting block 20 is positioned at the upper side of the pressing plate 7, the pressing plate 7 can be limited through the arrangement of the second limiting block 20, the pressing plate 7 is prevented from moving upwards in a transition manner, the top end of the pressing plate 7 is fixedly connected with a handle 21, and the arrangement of the handle 21 is more convenient when the pressing plate 7 needs to move upwards and downwards manually, the bottom end of the pressure plate 7 and the inner wall of the bottom end of the pressure box 6 are fixedly connected with symmetrically arranged connecting rods 8, a spring 9 is fixedly connected between the two connecting rods 8, the bottom end of the pressure box 6 is fixedly connected with a liquid guide pipe 17, the inner wall of the sampling box 5 is slidably connected with a rubber plate 10, oil pipes 13 which are symmetrically arranged are arranged in the side walls of two sides of the sampling box 5, hydraulic oil 22 is filled in the liquid guide pipe 17 and the oil pipes 13 between the pressure plate 7 and the pressure box 6, the bottom end of the oil pipe 13 extends to the outer side of the sampling box 5, the oil pipe 13 is fixedly connected with the liquid guide pipe 17, the oil pipe 13 is communicated with the liquid guide pipe 17, a limiting groove 14 is arranged at the top end of the oil pipe 13, hydraulic rods 15 are slidably connected on the inner walls of the oil pipe 13 and the limiting groove 14, a sealing layer is arranged between the oil pipe 13 and the hydraulic rods 15, the sealing layer is fixedly connected with the oil pipe 13, and the hydraulic rods 22 is prevented from flowing out through the gap between the oil pipe 13 and the hydraulic rods 15 by the sealing layer, the top of hydraulic stem 15 extends to the outside of spacing groove 14, the first stopper 16 of fixedly connected with on the outer wall of hydraulic stem 15, first stopper 16 is located spacing groove 14's inside and joint with it, setting through first stopper 16, avoided hydraulic stem 15 to break away from oil pipe 13 when removing, the equal fixedly connected with driving plate 12 in top of two hydraulic stem 15, the middle part fixedly connected with ejector pin 11 of driving plate 12 bottom, the bottom and the rubber slab 10 fixed connection of ejector pin 11, the bottom fixedly connected with pressure release pipe 18 and the one-way water pipe 19 of sampling box 5, pressure release pipe 18 is located one side of one-way water pipe 19, the bottom threaded connection of pressure release pipe 18 has sealed lid 2.

When in use, the pressure box 6 is thrown into water, then the pressure box 6 is put to the depth needing sampling through the lifting rope 1, at the moment, the pressure plate 7 moves downwards due to the water pressure, when the pressing plate 7 moves downward, the hydraulic rod 15 moves upward by the pressure of the hydraulic oil 22, at this time the rubber plate 10 is pushed up by the hydraulic rod 15 to move upward by the action of the push rod 11 and the transmission plate 12, the water to be sampled can be sucked into the sampling box 5 through the one-way water pipe 19 to finish sampling, the pressure box 6 is dragged to the water surface after sampling is finished, the sealing cover 2 is opened to take out the water sampled in the sampling box 5, when the pressure box 6 does not reach the designated depth, the pressure plate 7 can not move downwards due to the acting force of the spring 9, the linkage can not be completed, so that water can be collected only when the water pressure of the pressure tank 6 is higher than the progress coefficient of the spring 9; compared with the prior art, it can realize when sampling the deep water, only need can be through water pressure with water suction sampling box after throwing into appointed degree of depth with pressure case and sampling box in, easy operation, and when not arriving appointed degree of depth, because the reason of spring makes the sampling box can not extract water, has improved the precision of sampling.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A water pressure sensing sampling device for deep water sampling comprises a lifting rope (1) and a pressure tank (6), and is characterized in that: the lifting rope type sampling device is characterized in that a connecting block (4) is fixedly connected between the lifting rope (1) and the pressure box (6), a sampling box (5) is fixedly connected to one side of the pressure box (6), a pressing plate (7) is slidably connected to the inner wall of the pressure box (6), connecting rods (8) which are symmetrically arranged are fixedly connected to the bottom end of the pressing plate (7) and the inner wall of the bottom end of the pressure box (6), two springs (9) are fixedly connected between the connecting rods (8), a liquid guide pipe (17) is fixedly connected to the bottom end of the pressure box (6), a rubber plate (10) is slidably connected to the inner wall of the sampling box (5), oil pipes (13) which are symmetrically arranged are arranged in the side walls of the two sides of the sampling box (5), hydraulic oil (22) is filled between the pressing plate (7) and the pressure box (6) and inside the liquid guide pipe (17) and the oil pipe (13), and the bottom end of the oil pipe (13) extends to the outer side of the sampling box (5), the oil pipe (13) is fixedly connected with the liquid guide pipe (17), the oil pipe (13) is communicated with the liquid guide pipe (17), the top end of the oil pipe (13) is provided with a limit groove (14), the inner walls of the oil pipe (13) and the limit groove (14) are both connected with a hydraulic rod (15) in a sliding way, the top ends of the hydraulic rods (15) extend to the outer side of the limiting groove (14), the top ends of the two hydraulic rods (15) are fixedly connected with a transmission plate (12), the middle part of the bottom end of the transmission plate (12) is fixedly connected with a mandril (11), the bottom end of the mandril (11) is fixedly connected with the rubber plate (10), the bottom end of the sampling box (5) is fixedly connected with a pressure relief pipe (18) and a one-way water pipe (19), the pressure relief pipe (18) is located on one side of the one-way water pipe (19), and the bottom end of the pressure relief pipe (18) is in threaded connection with the sealing cover (2).

2. The water pressure sensing sampling device for deep water sampling according to claim 1, wherein: and a sealing layer is arranged between the oil pipe (13) and the hydraulic rod (15), and the sealing layer is fixedly connected with the oil pipe (13).

3. The water pressure sensing sampling device for deep water sampling according to claim 1, wherein: fixedly connected with first stopper (16) on the outer wall of hydraulic stem (15), first stopper (16) are located the inside of spacing groove (14) and joint with it.

4. The water pressure sensing sampling device for deep water sampling according to claim 1, wherein: fixedly connected with second stopper (20) on the inside wall of pressure tank (6), second stopper (20) are located the upside of clamp plate (7).

5. The water pressure sensing sampling device for deep water sampling according to claim 1, wherein: the top end of the pressing plate (7) is fixedly connected with a handle (21).

6. The water pressure sensing sampling device for deep water sampling according to claim 1, wherein: the bottom end of the lifting rope (1) is fixedly connected with a balancing weight (3), and the balancing weight (3) is located on the lower side of the pressure box (6).