CN211553413U

CN211553413U - Quicksand sediment sampling device

Info

Publication number: CN211553413U
Application number: CN201922215409.6U
Authority: CN
Inventors: 庞晴晴; 高鹏程; 彭福全; 汪龙眠; 黄静贤; 朱翔; 崔益斌; 丁程程
Original assignee: Nanjing Institute of Environmental Sciences MEE
Current assignee: Nanjing Institute of Environmental Sciences MEE
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-09-22
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to a water pollution control field, concretely relates to quicksand attitude deposit sampling device. Including cartridge and shutoff part, the shutoff part includes baffle, control lever, connecting rod and bracing piece, the one end of bracing piece and the bottom fixed connection of cartridge, the other end setting with the mid-rotation installation of connecting rod, the hinge rotation is passed through with the bottom of control lever to the one end of this connecting rod is connected, other end fixedly connected with baffle, the baffle can rotate round foretell pivot along with the connecting rod. During sampling, the connecting rod is pulled to fasten the baffle plate, so that the lower end of the sampling head is closed, the loss of quicksand sediment when the sampling cylinder is lifted is avoided, the quicksand sediment sampling function is realized, the device can collect the submarine flow sediments such as rivers and lakes, and the leakage of the flow sediments in the process that the device is pulled out of the water surface from the water bottom can be effectively avoided through the plugging part.

Description

Quicksand sediment sampling device

Technical Field

The utility model relates to a water pollution control field, concretely relates to quicksand attitude deposit sampling device.

Background

In the study of treatment of water bodies such as rivers and lakes, the study of sediment is indispensable, and therefore, the underwater sediment needs to be collected. Application number is CN201710011056.0, discloses a sediment sample thief, including buoyancy generating device, counter weight device, grabbing device and be used for connecting the counter weight device with grabbing device's lever mechanism: the buoyancy generating device is used for generating buoyancy in fluid and is connected with the fulcrum part of the lever mechanism through a flexible rope; the lever mechanism comprises the fulcrum part and a lever hinged to the fulcrum part, and the lever is divided into a first lever section and a second lever section by the fulcrum part; the counterweight device is arranged on the first rod section and can slide off the first rod section; the grabbing device is hinged to the second rod section and used for grabbing sediment. The sediment sampler provided by the invention is safe and environment-friendly and has high sampling success rate. But the sediment of some water bodies has sand or is sand, and the mobility is stronger, and traditional sediment collection system is difficult to gather.

SUMMERY OF THE UTILITY MODEL

1. Problems to be solved

The utility model aims at solving the difficult problem of gathering of quicksand attitude deposit, provide a quicksand attitude deposit sampling device, including cartridge and shutoff part, the shutoff part includes baffle, control lever, connecting rod and bracing piece, the one end of bracing piece and the bottom fixed connection of cartridge, and the other end setting is installed with the middle part rotation of connecting rod, and the one end of this connecting rod is passed through hinged joint with the bottom of control lever and is connected, and other end fixedly connected with baffle, baffle can rotate round foretell pivot along with the connecting rod. During sampling, the connecting rod is pulled to fasten the baffle plate, so that the lower end of the sampling head is closed, the loss of quicksand sediment during lifting the sampling cylinder is avoided, and the quicksand sediment sampling function is realized.

2. Technical scheme

In order to solve the technical problem, the utility model discloses take following technical scheme:

the utility model provides a quicksand attitude deposit sampling device, including the sampling cylinder, the sampling cylinder top is provided with gas outlet, its characterized in that: the device also comprises a plugging component; the shutoff part includes baffle, control lever, connecting rod and bracing piece, the one end of bracing piece and the bottom fixed connection of sampling cylinder, and the other end of bracing piece is provided with the pivot, and the middle part of connecting rod is rotated and is installed on the pivot of bracing piece, and the hinge rotation is passed through with the bottom of control lever to the one end of this connecting rod and is connected, and the one end fixedly connected with baffle of control lever is kept away from to the connecting rod, and the baffle can rotate round foretell pivot along with the connecting rod.

Preferably, still include the locating plate, be provided with the locating hole on the locating plate, the control lever is installed in the locating hole.

Preferably, the baffle includes baffle I and baffle II, and baffle I and baffle II are semi-circular, and the total area of baffle I and baffle II is greater than the sectional area of cartridge.

Preferably, the top end of the control rod is provided with a handle.

Preferably, the control rod comprises a control rod I and a control rod II, the control rod I forms an included angle alpha with the sampling cylinder, the control rod II forms an included angle beta with the sampling cylinder, and alpha is greater than 0 and smaller than 90 degrees.

Preferably, the length of the lever is greater than the height of the cartridge.

Preferably, the connecting rod includes first linkage segment and second linkage segment, through second pivot fixed connection and set up on same straight line between first linkage segment and the second linkage segment, the one end that the second pivot was kept away from to first linkage segment is rotated through first pivot and control lever and is connected, the one end and the baffle fixed connection of second pivot are kept away from to the second linkage segment, the bracing piece rotates with the second pivot to be connected, and the length of second linkage segment is less than or equal to the length of bracing piece.

Preferably, the control rod is provided with threads, an upper nut and a lower nut which are matched with the threads, the positioning plate is located between the upper nut and the lower nut, the upper nut is arranged at the upper nut positioning portion of the control rod, the lower nut is arranged at the lower nut positioning portion of the control rod, the diameters of the upper nut and the lower nut are larger than the maximum width of the positioning hole, or the control rod is provided with a bolt hole, and a bolt is arranged in the bolt hole in a matched mode.

Preferably, the circumferential sides of the baffle I and the baffle II are provided with sealing rings.

Preferably, a washer is arranged between the upper nut and the positioning plate, and/or a washer is arranged between the lower nut and the positioning plate.

3. Advantageous effects

The utility model has the advantages that:

(1) the utility model discloses a cartridge and shutoff part, shutoff part include baffle, control lever, connecting rod and bracing piece, the one end of bracing piece and the bottom fixed connection of cartridge, and the other end setting is installed with the mid-rotation of connecting rod, and the one end of this connecting rod is passed through the hinge rotation with the bottom of control lever and is connected, and other end fixedly connected with baffle, baffle can rotate round foretell pivot along with the connecting rod. During sampling, the connecting rod is pulled to fasten the baffle plate, so that the lower end of the sampling head is closed, the loss of quicksand sediment during lifting the sampling cylinder is avoided, and the quicksand sediment sampling function is realized.

(2) The utility model discloses be provided with the locating plate, be provided with the locating hole on the locating plate, the control lever is installed in the locating hole. The movement direction and range of the control rod can be ensured through the positioning hole, and the operation of a user is facilitated.

(3) The utility model discloses a last nut and the lower nut that is provided with the screw thread on the control lever and sets up with the screw thread is supporting, or is provided with the bolt hole on the control lever, and the bolt hole matches and is provided with the bolt. Through rotatory upper nut and lower nut or with the bolt insert bolt hole, and then fixed control lever has avoided revealing of sample in the sampling process. Moreover, the sealing rings are arranged on the peripheral sides of the baffle I and the baffle II, so that the sealing performance of the device is further enhanced.

Drawings

Fig. 1 is a reference diagram of the usage state of the present invention;

fig. 2 is a reference view of the usage state of the connector of the invention;

fig. 3 is a schematic view of the baffle of the present invention from the bottom;

FIG. 4 is a schematic view of the positioning plate of the present invention;

fig. 5 is a schematic view of the nut installation of the present invention;

fig. 6 is a schematic view of the bolt hole of the present invention.

100, a sampling cylinder; 110. a handle; 120. an air outlet; 200. a control lever; 210. a control rod I; 220. a control rod II; 230. a handle; 300. a baffle plate; 310. a baffle plate I; 320. a baffle II; 400. a connecting rod; 410. a first rotating shaft; 420. a support bar; 430. a second connection section; 440. a second rotating shaft; 450. rotating by an angle I; 460. rotating by an angle II; 470. a first connection section; 500. positioning a plate; 510. positioning holes; 520. an upper nut positioning part; 530. a lower nut positioning part; 540. screwing a nut; 550. a lower nut; 560. a bolt hole.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings. The invention is described in detail below with reference to specific exemplary embodiments. It will, however, be understood that various modifications and changes may be made without departing from the scope of the invention as defined by the appended claims. The detailed description and drawings are to be regarded as illustrative rather than restrictive, and any such modifications and variations are intended to be included within the scope of the present invention as described herein. Furthermore, the background is intended to illustrate the present state of the art and the meaning of the present development and is not intended to limit the present invention or the present application and the field of application of the present invention.

The utility model discloses a sediment sampling device flows husky, including cartridge 100, cartridge 100 top is provided with gas outlet 120, and gas outlet 120 is arranged in discharging the gas and the unnecessary moisture in cartridge 100. The cartridge 100 may also be provided with a handle 110 at the top to facilitate transport of the device by a user. The device is provided with plugging components comprising a baffle 300, a control rod 200, a connecting rod 400 and a support rod 420. One end of the supporting rod 420 is fixedly connected with the bottom end of the sampling cartridge 100, the other end of the supporting rod 420 is provided with a pivot, the middle part of the connecting rod 400 is rotatably mounted on the pivot of the supporting rod 420, one end of the connecting rod 400 is rotatably connected with the bottom of the control rod 200 through a hinge, one end of the connecting rod 400 far away from the control rod 200 is fixedly connected with a baffle 300, and the baffle 300 can rotate around the pivot along with the connecting rod 400. Furthermore, the sampling cylinder 100 of the device is further provided with a positioning plate 500 at the upper peripheral side, the positioning plate 500 is provided with a positioning hole 510, and the control rod 200 is installed in the positioning hole 510. Further, the positioning plate 500 is annular and is nested outside the sampling cartridge 100, the positioning holes 510 are symmetrically formed on both sides of the positioning plate 500, the control rod 200 respectively passes through the positioning holes 510 on both sides, and the movement direction and range of the control rod 200 are ensured by the positioning holes 510.

Further, the baffle 300 comprises a baffle I310 and a baffle II 320, the baffle I310 and the baffle II 320 are semicircular, and the sum of the areas of the baffle I310 and the baffle II 320 is larger than the sectional area of the sampling cylinder 100. And sealing rings are arranged on the peripheral sides of the baffle I310 and the baffle II 320, so that the sealing performance of the device can be further enhanced. Baffle I310 and baffle II 320 are arranged in a mirror image mode, so that the baffle I310 and the baffle II 320 can be closed into a circular shape, and further the lower end opening of the sampling cylinder 100 is closed, and therefore leakage of fluid sediments in the process that the device is pulled out of the water from the water bottom is avoided.

The control rod 200 may be constructed of stainless steel or a stronger plastic. The control rod 200 comprises a control rod I210 and a control rod II 220, the included angle between the control rod I210 and the sampling cylinder 100 is alpha, the included angle between the control rod II 220 and the sampling cylinder 100 is beta, and the included angle is more than 0 and more than 90 degrees, and the use of the control rod 200 by a user is more convenient in the range. The length of the lever 200 is greater than the height of the cartridge 100 and the top end of the lever 200 is provided with a handle 230 to facilitate handling by the user and transport of the device. The control rod 200 is provided with a thread, an upper nut 540 and a lower nut 550, the positioning plate 500 is located between the upper nut 540 and the lower nut 550, the upper nut 540 is located in the upper nut positioning portion 520 of the control rod 200, the lower nut 550 is located in the lower nut positioning portion 530 of the control rod 200, and the diameters of the upper nut 540 and the lower nut 550 are larger than the maximum width of the positioning hole 510. Moreover, a washer is disposed between the upper nut 540 and the positioning plate 500, and a washer may be disposed between the lower nut 550 and the positioning plate 500, so as to further enhance the fixing strength of the upper nut 540 and the lower nut 550. It should be noted that a latch hole 560 may be further formed on the control lever 200, and the latch hole 560 is matched with a latch, so that the control lever 200 is positioned in the positioning hole 510 by inserting the latch into the latch hole 560.

The connecting rod 400 includes a first connecting section 470 and a second connecting section 430, the first connecting section 470 and the second connecting section 430 are fixedly connected and disposed on the same line through a second rotating shaft 440, and one end of the first connecting section 470, which is far away from the second rotating shaft 440, is rotatably connected with the control rod 200 through a first rotating shaft 410, so that the control rod 200 can control the movement of the baffle 300. The second rotating shaft 440 and the first rotating shaft 410 may be hinged or pivoted. It should be noted that the rotation angle i 450 of the first rotating shaft 410 is smaller than 90 °, the rotation angle ii 460 of the second rotating shaft 440 is greater than or equal to 90 °, and only when the supporting rod 420 is disposed at the bottom end of the sampling cylinder 100, the rotation angle ii 460 is equal to 90 °, at this time, the length of the second connecting section 430 is equal to the length of the supporting rod 420, and at this time, the sealing effect of the baffle 300 is slightly worse than the sealing effect of the baffle 300 when the rotation angle ii 460 is smaller than 90 °. One end of the second connecting section 430 far away from the second rotating shaft 440 is fixedly connected with the baffle 300, and the supporting rod 420 is rotatably connected with the second rotating shaft 440 to play a role in fixing. It is worth noting that the length of the second connecting section 430 is less than or equal to the length of the supporting rod 420, that is, the included angle γ between the supporting rod 420 and the outer wall of the sampling cartridge 100 is 15-65 °, so that the baffle 300 is better fitted with the bottom of the sampling cartridge 100.

More specifically, although exemplary embodiments of the invention have been described herein, the invention is not limited to these embodiments, but includes any and all embodiments modified, omitted, such as combinations between various embodiments, adapted changes and/or substitutions as would be recognized by those skilled in the art from the foregoing detailed description. The limitations in the claims are to be interpreted broadly based the language employed in the claims and not limited to examples described in the foregoing detailed description or during the prosecution of the application, which examples are to be construed as non-exclusive. Any steps recited in any method or process claims may be executed in any order and are not limited to the order presented in the claims. The scope of the invention should, therefore, be determined only by the appended claims and their legal equivalents, rather than by the descriptions and examples given above.

Claims

1. The utility model provides a sediment sampling device that flows husky, includes sampling cylinder (100), and sampling cylinder (100) top is provided with gas outlet (120), its characterized in that: the device also comprises a plugging component;

the shutoff part includes baffle (300), control lever (200), connecting rod (400) and bracing piece (420), the one end of bracing piece (420) and the bottom fixed connection of sampling barrel (100), the other end of bracing piece (420) is provided with the pivot, the middle part of connecting rod (400) is rotated and is installed in the pivot of bracing piece (420), the one end of this connecting rod (400) is passed through hinge rotation with the bottom of control lever (200) and is connected, the one end fixedly connected with baffle (300) of control lever (200) are kept away from in connecting rod (400), baffle (300) can rotate round foretell pivot along with connecting rod (400).

2. A quicksand sediment sampling device as claimed in claim 1 wherein: the automatic positioning device is characterized by further comprising a positioning plate (500), wherein a positioning hole (510) is formed in the positioning plate (500), and the control rod (200) is installed in the positioning hole (510).

3. A quicksand sediment sampling device as claimed in claim 1 wherein: the baffle (300) comprises a baffle I (310) and a baffle II (320), the baffle I (310) and the baffle II (320) are semicircular, and the total area of the baffle I (310) and the baffle II (320) is larger than the sectional area of the sampling cylinder (100).

4. A quicksand sediment sampling device as claimed in claim 1 wherein: the top end of the control rod (200) is provided with a handle (230).

5. A quicksand sediment sampling device as claimed in claim 1 wherein: the control rod (200) comprises a control rod I (210) and a control rod II (220), the included angle between the control rod I (210) and the sampling cylinder (100) is alpha, the included angle between the control rod II (220) and the sampling cylinder (100) is beta, and alpha is more than 0 and less than 90 degrees.

6. A quicksand sediment sampling device as claimed in claim 1 wherein: the length of the control rod (200) is greater than the height of the cartridge (100).

7. A quicksand sediment sampling device as claimed in claim 1 wherein: the connecting rod (400) comprises a first connecting section (470) and a second connecting section (430), the first connecting section (470) and the second connecting section (430) are fixedly connected through a second rotating shaft (440) and are arranged on the same straight line, one end, far away from the second rotating shaft (440), of the first connecting section (470) is rotatably connected with the control rod (200) through the first rotating shaft (410), one end, far away from the second rotating shaft (440), of the second connecting section (430) is fixedly connected with the baffle (300), the support rod (420) is rotatably connected with the second rotating shaft (440), and the length of the second connecting section (430) is smaller than or equal to that of the support rod (420).

8. A quicksand sediment sampling device as claimed in claim 2 wherein: the control rod (200) is provided with a thread, an upper nut (540) and a lower nut (550) which are matched with the thread, the positioning plate (500) is positioned between the upper nut (540) and the lower nut (550), the upper nut (540) is arranged on an upper nut positioning portion (520) of the control rod (200), the lower nut (550) is arranged on a lower nut positioning portion (530) of the control rod (200), and the diameters of the upper nut (540) and the lower nut (550) are larger than the maximum width of the positioning hole (510), or

The control rod (200) is provided with a bolt hole (560), and the bolt hole (560) is provided with a bolt in a matching manner.

9. A quicksand sediment sampling device as claimed in claim 3 wherein: and sealing rings are arranged on the peripheral sides of the baffle I (310) and the baffle II (320).

10. A quicksand sediment sampling device as claimed in claim 8 wherein: a gasket is arranged between the upper nut (540) and the positioning plate (500), and/or

A washer is arranged between the lower nut (550) and the positioning plate (500).