CN217111605U

CN217111605U - Box type mud sampling device for underwater mobile platform

Info

Publication number: CN217111605U
Application number: CN202220227927.9U
Authority: CN
Inventors: 陈时平; 曾轩; 双志; 刘禹维
Original assignee: Changsha Research Institute of Mining and Metallurgy Co Ltd
Current assignee: Changsha Research Institute of Mining and Metallurgy Co Ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-02
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a box mud sampling device for moving platform under water, including mud sampling box, spiller and spiller driving piece, the bottom of mud sampling box is provided with gets the mud mouth, and the one end of spiller is provided with gets mud mouth shrouding, spiller and the pin joint of mud sampling box, and the drive end of spiller driving piece is connected with the spiller and gets mud mouth shrouding slip closure with the drive and get the mud mouth. The utility model discloses a mud sampling device is applicable to moving platform under water, and the energy that utilizes moving platform to provide under water will be got mud sample box and insert the deep sea silt in, and it is rotatory to get the internal back spiller driving piece drive spiller of mud sample box when the deep sea mud sample has got into to the drive and get mud mouth shrouding slip intercepting submarine deposit, and then seals to get the mud mouth and prevent submarine deposit and rivers play, realizes sealing the mud sample and accomplishes the mud sampling function in getting mud sample box.

Description

Box type mud sampling device for underwater mobile platform

Technical Field

The utility model relates to a deep sea sample technical field, concretely relates to box mud sampling device for moving platform under water.

Background

Abundant mineral resources are stored in deep sea, and development and utilization of the deep sea mineral resources become a future development trend. In order to study the properties of the seabed sediment and the environment in which the benthic organisms live, it is necessary to take samples of the benthic sediments from the deep-sea seabed environment and to analyse their composition.

At present, common deep sea bottom mud sampling equipment comprises trawlnets, box type sampling, grab bucket type sampling, drilling sampling, column sampling and the like. In order to collect a large number of deep sea bottom sediment samples, a box sampler is generally used. The box-type sampler generally comprises a box-type sampling cylinder, a support frame, a heavy hammer, a closed shovel and other key parts, and the basic principle is that when the box-type sampler is put into water and sinks to the seabed, the box-type sampling cylinder is forced to be inserted into seabed sediment by the gravity of the heavy hammer by releasing the heavy hammer, and the closed shovel rotates to cut the bottom sediment into the sampling cylinder. The existing box type sampler has a simple structure, but has poor controllability, and can not accurately ensure whether a submarine sediment sample is collected. Meanwhile, the impact force of the heavy hammer is limited, so that the pressing depth of the box body is shallow, and the box type sampler is only suitable for sampling mud on the shallow surface layer of the seabed. In addition, the existing box-type mud sample taking device can only measure at a fixed point, and can not obtain more mud samples of other position points, so that the sampling efficiency is low and the accuracy is poor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide a box mud sample device that is used for moving platform under water.

In order to solve the technical problem, the utility model discloses a box mud sample device of getting for moving platform under water, include mud sample box, spiller and install the spiller driving piece on moving platform under water, the bottom of getting the mud sample box is provided with gets the mud mouth, the one end of spiller is provided with gets mud mouth shrouding, the spiller with get mud sample box pin joint, the drive end of spiller driving piece with the spiller is connected with the drive it slides and seals to get mud mouth shrouding get the mud mouth.

Furthermore, get mud sample box position in the curb plate of getting the mud mouth left and right sides is provided with the arc edge, get the mud mouth shrouding for with the arc edge sliding connection's arc shrouding.

The utility model discloses a cut formula structure, still include the spiller connecting rod, the spiller is two sets of in order to form the formula structure of cutting that the middle part is articulated each other, the one end of spiller connecting rod all with the flexible drive end of spiller driving piece is articulated, the other end with the other end of spiller is articulated.

Further, still be in including the bracing piece and the vertical setting that transversely set up the pull rod of getting mud sample box both sides, the both sides of spiller with the both sides pin joint of getting mud sample box, the top and the bracing piece rigid coupling of pull rod, the bottom with the spiller connecting rod is articulated, the flexible drive end of spiller driving piece with the bracing piece is connected.

Furthermore, sleeves are further installed on two sides of the mud sampling box body, and the pull rod is vertically connected with the sleeves in a sliding mode.

Furthermore, the pull rod is located the upper and lower side of sleeve pipe is provided with the spacing snap ring that is used for restricting get the mud mouth shrouding angle that opens and shuts.

Furthermore, the telescopic driving part is a hydraulic oil cylinder driven by a hydraulic system on the underwater mobile platform, and an oil cylinder fixing ring sleeved with the supporting rod is fixedly connected to a piston rod of the hydraulic oil cylinder.

Furthermore, a plurality of drain holes are formed in a top plate at the top of the mud sampling box body.

Furthermore, baffles are arranged on the front side and the rear side of the mud sampling box body, track grooves are formed in the two sides of the side plates, and the baffles are in sealed sliding connection with the track grooves to close or open the mud sampling box body.

Furthermore, the top of baffle is provided with the bending plate of buckling to the roof at mud sampling box top, the bending plate pass through the fastener with the roof rigid coupling.

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

the mud sampling device of the utility model is suitable for an underwater mobile platform, a mud sampling box body is inserted into deep sea mud through the energy provided by the underwater mobile platform, and after the deep sea mud sample enters the mud sampling box body, the scraper knife driving piece drives the scraper knife to rotate, so as to drive the mud sampling port closing plate to slide and intercept the submarine sediment, further seal the mud sampling port to prevent the submarine sediment and water from flowing out, and realize that the mud sample is sealed in the mud sampling box body to complete the mud sampling function; the device has simple structure, is easy to realize the function of taking mud samples, and can meet the working environment of deep sea, high pressure and strong corrosivity; furthermore, the sampling action can be controlled in real time at different positions according to the requirements of users, so that the submarine sediment samples at different positions can be accurately obtained.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a first axis view showing a box-type mud sampling device for an underwater mobile platform according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

fig. 3 is a second shaft measuring and indicating diagram of the box-type mud sampling device for the underwater mobile platform, which is disclosed by the embodiment of the utility model.

Illustration of the drawings:

1. taking a mud sample box body; 101. taking a mud port; 102. a side plate; 103. an arcuate edge; 104. a top plate; 105. a drain hole; 106. a baffle plate; 107. a track groove; 108. a bending plate; 2. a scraper knife connecting rod; 3. a pull rod; 4. a sleeve; 5. an oil cylinder fixing ring; 6. a support bar; 7. a support pad; 8. a snap ring; 9. a hydraulic cylinder; 10. a scraper knife; 1001. and a mud taking port sealing plate.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the following specific embodiments.

As shown in figures 1-3, the utility model discloses a box-type mud sampling device for an underwater mobile platform, which comprises a mud sampling box body 1, a scraper knife 10 and a scraper knife driving piece arranged on the underwater mobile platform, wherein the bottom of the mud sampling box body 1 is provided with a mud sampling port 101, one end of the scraper knife 10 is provided with a mud sampling port sealing plate 1001, the scraper knife 10 is pivoted with the mud sampling box body 1, the driving end of the scraper knife driving piece is connected with the scraper knife 10 to drive the mud sampling port sealing plate to slide and seal the mud sampling port 101, the mud sampling device is arranged on the underwater mobile platform, the mud sampling box body 1 is inserted into deep sea mud through the underwater mobile platform, at the moment, the deep sea mud sample enters the mud sampling box body 1, meanwhile, the underwater mobile platform provides energy for the scraper knife driving piece to drive the scraper knife 10 to rotate, thereby driving the mud sampling port sealing plate 1001 to slide and intercept seabed sediments, and simultaneously the seabed sediments are sealed by the mud sampling port 101 to prevent the seabed sediments from flowing out, and sealing the mud sample in the mud sample taking box body 1 to complete the mud sample taking function.

In this embodiment, the side plate 102 that the mud sampling box body 1 is located the left and right sides of the mud sampling port 101 is provided with the arc-shaped edge 103 protruding downwards in the bottom, so that the mud sampling box body 1 is an inverted n-shaped structure, the mud sampling port sealing plate 1001 is an arc-shaped sealing plate sliding connected with the arc-shaped edge 103, on one hand, the bottom of the mud sampling box body 1 convenient to take forms a tip to be inserted into the seabed, and on the other hand, the mud sampling port sealing plate 1001 convenient to take seals the mud sampling port 101.

In this embodiment, close in order to realize the rotation of spiller 10 and get mud mouth 101, still include spiller connecting rod 2, spiller 10 is two sets of in order to form scissor structure for the middle part is articulated each other, the one end of spiller connecting rod 2 all is articulated with the flexible drive end of spiller driving piece, the other end is articulated with the other end of spiller 10, furthermore, bracing piece 6 and the vertical pull rod 3 that sets up at 1 both sides of mud sample box including horizontal setting, the both sides of spiller 10 and the both sides pin joint of mud sample box 1, the top and the bracing piece 6 rigid coupling of pull rod 3, the bottom is articulated with spiller connecting rod 2, the flexible drive end and the bracing piece 6 of spiller driving piece are connected, thereby can drive spiller 10 rotation from both sides through bracing piece 6 and pull rod 3, thereby drive power is more even unanimous.

In this embodiment, the sleeves 4 are further installed on two sides of the mud sampling box body 1, the supporting pads 7 are arranged between the sleeves 4 and the side plates 102, and the pull rod 3 is vertically in sliding contact with the sleeves 4, so that the effect of preventing the pull rod 3 from moving is achieved. Meanwhile, the upper side and the lower side of the pull rod 3, which are positioned on the sleeve 4, are provided with limiting snap rings 8 for limiting the opening and closing angles of the mud hole sealing plate 1001, and the limiting snap rings 8 are welded and fixed.

In this embodiment, the telescopic driving member is a hydraulic cylinder 9 driven by a hydraulic system on the underwater mobile platform, a cylinder body of the hydraulic cylinder 9 is installed on the underwater mobile platform, and a cylinder fixing ring 5 sleeved with the support rod 6 is fixedly connected to a piston rod of the hydraulic cylinder 9.

In this embodiment, the top plate 104 on the top of the soil sampling tank 1 is provided with a plurality of drain holes 105 to drain the seawater on the top inside the soil sampling tank 1 when the soil sampling tank 1 is pressed down to collect the soil sample.

In this embodiment, the baffle 106 is disposed at the front and rear sides of the mud sampling box 1, the baffle 106 is a detachable structure, specifically, the two sides of the side plate 102 are disposed with rail grooves 107, and the baffle 106 is in sealing sliding contact with the rail grooves 107 to close or open the mud sampling box 1. Furthermore, a bending plate 108 bending towards the top plate 104 at the top of the mud sampling box body 1 is arranged at the top of the baffle 106, and the bending plate 108 is fixedly connected with the top plate 104 through a fastener such as a screw; after sampling is finished, the screws for fixing the movable baffle 106 can be directly removed, and the submarine sediments can be taken out by pulling the movable baffle 106.

The utility model discloses a box mud sample device's theory of operation as follows:

when the pull rod 3 moves downwards, the scraper knife 10 can be opened by a four-bar mechanism formed by the scraper knife 10, the scraper knife connecting rod 2 and the pull rod 3. And when the pull rod 3 moves downwards to the position of the limiting snap ring 8 at the lower side, the limiting snap ring 8 plays a role in limiting the pull rod 3 to move downwards independently. At the moment, the piston rod of the hydraulic oil cylinder 9 continues to push the whole mud sampling box body 1 to be pressed into the sediment on the surface layer of the seabed for sampling mud until the piston rod of the hydraulic oil cylinder 9 is completely extended out, and the mud sampling box body 1 is completely pressed into the sediment. Then the pull rod 3 starts to retract and move upwards, the shovel blade 10 is closed by utilizing the four-bar mechanism principle to intercept the seabed sediment, and the bottom of the mud sampling box body 1 is sealed after interception, so that the seabed sediment and water are prevented from flowing out. When the pull rod 3 moves upwards to the position of the limit snap ring 8 at the upper side, the limit snap ring 8 plays a limiting role at the moment. The piston rod of the hydraulic oil cylinder 9 retracts to drive the whole mud sampling box body 1 to be pulled out from the sediment on the seabed surface layer until the piston rod of the hydraulic oil cylinder 9 retracts completely, and the whole mud sampling box body 1 is lifted, so that the whole mud sampling process is realized.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a box mud sample device of getting for moving platform under water, its characterized in that, includes mud sample box (1), spiller (10) and installs the spiller driving piece on moving platform under water, the bottom of mud sample box (1) is provided with gets mud mouth (101), the one end of spiller (10) is provided with gets mud mouth shrouding (1001), spiller (10) with get the pin joint of mud sample box (1), the drive end of spiller driving piece with spiller (10) are connected with the drive get mud mouth shrouding (1001) and slide and seal get mud mouth (101).

2. The box-type mud sampling device for the underwater mobile platform is characterized in that side plates (102) of the mud sampling box body (1) on the left side and the right side of the mud sampling port (101) are provided with arc-shaped edges (103), and the mud sampling port sealing plates (1001) are arc-shaped sealing plates in sliding connection with the arc-shaped edges (103).

3. The box-type mud sampling device for the underwater mobile platform according to claim 1, further comprising scraper knife connecting rods (2), wherein the scraper knives (10) are two groups with middle parts hinged to each other to form a scissor structure, one end of each scraper knife connecting rod (2) is hinged to the telescopic driving end of the scraper knife driving member, and the other end of each scraper knife connecting rod is hinged to the other end of the scraper knife (10).

4. The box-type mud sampling device for the underwater mobile platform is characterized by further comprising a support rod (6) which is transversely arranged and pull rods (3) which are vertically arranged on two sides of the mud sampling box body (1), wherein two sides of the scraper knife (10) are pivoted with two sides of the mud sampling box body (1), the top end of each pull rod (3) is fixedly connected with the support rod (6), the bottom end of each pull rod is hinged with the scraper knife connecting rod (2), and the telescopic driving end of the scraper knife driving piece is connected with the support rod (6).

5. The box-type mud sampling device for the underwater mobile platform according to claim 4, characterized in that sleeves (4) are further installed on two sides of the mud sampling box body (1), and the pull rod (3) is in vertical sliding connection with the sleeves (4).

6. The box-type mud sampling device for the underwater mobile platform is characterized in that limiting snap rings (8) for limiting the opening and closing angles of the mud hole closing plates (1001) are arranged on the upper side and the lower side of the pull rod (3) positioned on the sleeve (4).

7. The box-type mud sampling device for the underwater mobile platform as claimed in claim 4, wherein the telescopic driving member is a hydraulic oil cylinder (9) driven by a hydraulic system on the underwater mobile platform, and a piston rod of the hydraulic oil cylinder (9) is fixedly connected with an oil cylinder fixing ring (5) sleeved with the support rod (6).

8. The box-type mud sampling device for underwater mobile platforms according to any of claims 1 to 7, characterized in that the roof (104) of the top of the mud sampling box body (1) is provided with a plurality of drainage holes (105).

9. The box-type mud sampling device for the underwater mobile platform according to any one of claims 2 to 7, wherein the front side and the rear side of the mud sampling box body (1) are provided with baffle plates (106), the two sides of the side plates (102) are provided with track grooves (107), and the baffle plates (106) are in sealing sliding contact with the track grooves (107) to close or open the mud sampling box body (1).

10. The box-type mud sampling device for the underwater mobile platform according to claim 9, wherein a bent plate (108) bent towards a top plate (104) at the top of the mud sampling box body (1) is arranged at the top of the baffle plate (106), and the bent plate (108) is fixedly connected with the top plate (104) through a fastener.