CN221667339U - Sampling equipment with leak protection structure - Google Patents

Abstract

The utility model discloses a sampling device with a leak-proof structure, which relates to the technical field of sampling devices, including a collecting tube, wherein both sides of the bottom end of the collecting tube are equipped with insert tubes, and a screw is installed at the middle position of the bottom end of the collecting tube through a bearing, and a cover plate is sleeved on the outer side of the screw, and both sides of the top end of the cover plate are provided with limit rods, and the bottom end of the limit rod passes through the top end of the cover plate and is connected to the bottom end of the collecting tube. The utility model utilizes the existence of a floating plate, and in the process of the device sampling the water area, the floating plate can be driven to move upward with the inflow of water, so that an automatic locking effect can be achieved by utilizing the contact between the floating plate and the cover plate, and the device can achieve an automatic sealing effect during the sampling process, effectively avoiding leakage, and the device can adjust the height position of the cover plate, so as to facilitate the device to take out the sample, and also facilitate the device to control the content of the sample during the sampling process.

Description

A sampling device with anti-leakage structure

Technical Field

The utility model relates to the technical field of sampling equipment, in particular to a sampling equipment with an anti-leakage structure.

Background Art

In the process of water quality testing, it is generally necessary to sample the corresponding water area in advance, so as to facilitate a more precise and convenient detection of the quality of the corresponding water area. In the prior art, the sealing method of the sampling equipment for water quality testing is poor during use. Generally, the sampling equipment is taken out of the water and then sealed with corresponding tools, which is inconvenient. In addition, leakage is prone to occur in the process, affecting the subsequent detection efficiency and quality.

Utility Model Content

The purpose of the utility model is to provide a sampling device with a leakage-proof structure to solve the problems raised in the above-mentioned background technology.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sampling device with a leak-proof structure, comprising a collecting tube, insert tubes are installed on both sides of the bottom end of the collecting tube, a screw rod is installed at the middle position of the bottom end of the collecting tube through a bearing, and a cover plate is sleeved on the outer side of the screw rod, limit rods are arranged on both sides of the top end of the cover plate, and the bottom end of the limit rod passes through the top end of the cover plate and is connected to the bottom end of the collecting tube, a floating plate is arranged inside the collecting tube, and insert rods are installed on both sides of the bottom end of the floating plate, and the The bottom end of the insertion rod passes through the top of the insertion tube and extends into the inside of the insertion tube, a rotating knob is installed at the middle position of the bottom end of the collecting tube, and the top end of the rotating knob passes through the bottom end of the collecting tube and is connected to the screw rod, a mud breaking block is provided at the bottom end of the collecting tube, and mounting plates are installed at the bottom ends of both sides of the collecting tube, a threaded rod is installed at the bottom end of the mounting plate, and a threaded block is sleeved on the outer side of the threaded rod, fixing plates are installed at the top ends of both sides of the collecting tube, and a vertical rod is installed at the top end of the fixing plate by bolts, and the top end of the vertical rod is connected to a top plate.

Preferably, the floating plate is annular in shape, and the outer side of the floating plate contacts the inner wall of the collecting tube. The floating plate is arranged below the cover plate, and the diameter of the cover plate is larger than the inner diameter of the floating plate. The inner wall of the cover plate is provided with an internal thread matching the outer side of the screw rod.

Preferably, the bottom ends of the limiting rod and the screw rod both penetrate the interior of the floating plate and extend below the floating plate, and the length of the limiting rod is the same as the height of the interior of the collecting tube.

Preferably, the shape of the bottom of the mud breaking block is conical, and the bottom end of the threaded rod passes through one side of the top of the mud breaking block, the top of the threaded block is in contact with the top of one side of the mud breaking block, and the rotating knob is arranged inside the mud breaking block.

Preferably, a mounting plate is provided at the top of the collecting cylinder, and a filter screen is installed inside the mounting plate, a fixing block is installed on the outer side of the vertical rod, and the bottom end of the fixing block is connected to the filter screen.

Preferably, the top end of the vertical rod passes through one side of the top end of the mounting plate and extends to below the mounting plate, and the bottom end of the spring block is connected to the top end of the mounting plate by welding, and the spring block is sleeved on the outside of the vertical rod.

Preferably, the filter screen is circular in shape, and the diameter of the filter screen is larger than the inner diameter of the collecting cylinder.

Compared with the related art, the sampling device with a leakage-proof structure provided by the utility model has the following beneficial effects:

The utility model provides a float plate and a cover plate. By utilizing the float plate, during the process of the device sampling the water area, the float plate can be driven to move upward as the water flows in, so that an automatic locking effect can be achieved by utilizing the contact between the float plate and the cover plate, and the device can achieve an automatic sealing effect during the sampling process, effectively avoiding leakage. In addition, the device can adjust the height position of the cover plate, thereby facilitating the device to take out the sample, and also facilitating the device to control the content of the sample during the sampling process.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of a front cross-sectional structure of the utility model;

FIG2 is a schematic diagram of a side cross-sectional structure of the utility model;

FIG3 is a schematic diagram of a top cross-sectional structure of the utility model;

FIG. 4 is an enlarged structural schematic diagram of point A in FIG. 1 of the present invention.

In the figure: 1. rotating knob; 2. mud breaking block; 3. insert cylinder; 4. collecting cylinder; 5. floating plate; 6. screw rod; 7. fixing plate; 8. mounting plate; 9. fixing block; 10. vertical rod; 11. top plate; 12. spring block; 13. filter screen; 14. cover plate; 15. insert rod; 16. limit rod; 17. threaded rod; 18. mounting plate; 19. threaded block.

DETAILED DESCRIPTION

The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

Embodiment 1: Please refer to Figures 1-4, a sampling device with a leak-proof structure, including a collecting tube 4, an insert tube 3 is installed on both sides of the bottom end of the collecting tube 4, and a screw rod 6 is installed at the middle position of the bottom end of the collecting tube 4 through a bearing, and a cover plate 14 is sleeved on the outer side of the screw rod 6, and both sides of the top end of the cover plate 14 are provided with a limit rod 16, and the bottom end of the limit rod 16 passes through the top end of the cover plate 14 and is connected to the bottom end of the collecting tube 4, a floating plate 5 is provided inside the collecting tube 4, and an insert rod 15 is installed on both sides of the bottom end of the floating plate 5, and the bottom end of the insert rod 15 passes through The top of the insertion tube 3 is inserted and extended to the inside of the insertion tube 3. A rotating button 1 is installed at the middle position of the bottom of the collecting tube 4, and the top of the rotating button 1 passes through the bottom of the collecting tube 4 and is connected to the screw rod 6. The bottom of the collecting tube 4 is provided with a mud breaking block 2, and the bottom ends of both sides of the collecting tube 4 are installed with mounting plates 18, the bottom end of the mounting plates 18 is installed with a threaded rod 17, and the outer side of the threaded rod 17 is sleeved with a threaded block 19, the top ends of both sides of the collecting tube 4 are installed with fixing plates 7, and the top ends of the fixing plates 7 are installed with vertical rods 10 through bolts, and the top ends of the vertical rods 10 are connected with top plates 11;

The floating plate 5 is annular in shape, and the outer side of the floating plate 5 contacts the inner wall of the collecting tube 4. The floating plate 5 is arranged below the cover plate 14, and the diameter of the cover plate 14 is larger than the inner diameter of the floating plate 5. The inner wall of the cover plate 14 is provided with an internal thread matching the outer side of the screw rod 6.

The bottom ends of the limiting rod 16 and the screw rod 6 both penetrate the interior of the floating plate 5 and extend below the floating plate 5, and the length of the limiting rod 16 is the same as the height of the interior of the collecting tube 4;

The shape of the bottom of the mud breaking block 2 is conical, and the bottom end of the threaded rod 17 passes through one side of the top of the mud breaking block 2, the top of the threaded block 19 contacts the top of one side of the mud breaking block 2, and the rotating knob 1 is arranged inside the mud breaking block 2;

Specifically, as shown in Figures 1, 2, 3 and 4, during the use of the device, the device can first be placed in the corresponding water area. At this time, the water will automatically flow into the collection tube 4 and can pass through the interior of the float 5 to the bottom of the collection tube 4. Then, as the water level inside the collection tube 4 rises, the float 5 can be automatically driven to move upward under the action of buoyancy. As the float 5 moves, it can contact the cover 14, thereby sealing the float 5. At this time, the water sampling process can be suspended to achieve the automatic preservation effect of the sampling, which can play a good sealing role in the first time to prevent leakage in the subsequent process, thereby The sampling quality of the device is improved, and because the cover plate 14 is sleeved on the outside of the screw rod 6, the screw rod 6 can be driven to rotate by rotating the rotating knob 1, and under the restriction of the limit rod 16, the cover plate 14 can be driven to move up and down, so that the device can be convenient for taking out the sample after sampling, and it is also convenient for the device to flexibly adjust and control the sampled content. Furthermore, the device is also provided with a mud breaking block 2. Under the action of the mud breaking block 2, it is convenient for the device to be inserted into the water, thereby increasing the stability of the device and having a protective sealing effect on the rotating knob 1. Combined with the existence of the threaded rod 17 and the threaded block 19, the mud breaking block 2 can be conveniently installed and disassembled, which is convenient for the staff to use.

Embodiment 2: A mounting plate 8 is provided at the top of the collecting cylinder 4, and a filter screen 13 is installed inside the mounting plate 8, a fixing block 9 is installed outside the vertical rod 10, and the bottom end of the fixing block 9 is connected to the filter screen 13;

The top end of the vertical rod 10 passes through one side of the top end of the mounting plate 8 and extends to the bottom of the mounting plate 8, and the bottom end of the spring block 12 is connected to the top end of the mounting plate 8 by welding, and the spring block 12 is sleeved on the outside of the vertical rod 10;

The filter screen 13 is circular in shape, and the diameter of the filter screen 13 is larger than the inner diameter of the collecting tube 4;

Specifically, as shown in Figures 1 and 2, in order to further increase the sampling quality of the device, the device is provided with a mounting plate 8 and a filter screen 13. The filtering effect of the filter screen 13 can be utilized. During the sampling process of the device, a good filtering effect can be achieved to prevent aquatic plants and other substances from being collected inside the device, thereby ensuring the sampling quality of the device. In addition, a spring block 12 is provided. By utilizing the elastic effect of the spring block 12, the mounting plate 8 can be pulled up from above the collecting tube 4 as a whole, which is convenient for cleaning the filter screen 13 separately and for taking out the collected samples.

It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. Sampling device with leak-proof structure, comprising a collection cylinder (4), characterized in that: the utility model discloses a screw thread collecting device, including a collection section of thick bamboo (4), a screw rod (6) is installed through the bearing to both sides of collection section of thick bamboo (4) inside bottom, and the intermediate position department of collection section of thick bamboo (4) bottom installs lead screw (6) through the bearing, and the outside cover of lead screw (6) is equipped with apron (14), the both sides on apron (14) top all are provided with gag lever post (16), and the bottom of gag lever post (16) runs through apron (14) top and is connected with collection section of thick bamboo (4) inside bottom, the inside of collection section of thick bamboo (4) is provided with floating plate (5), and the both sides of floating plate (5) bottom all install inserted bar (15), the bottom of inserted bar (15) runs through a section of thick bamboo (3) top and extends to inside of thick bamboo (3), the intermediate position department of collection section of thick bamboo (4) bottom installs rotation knob (1), and the top of rotation knob (1) runs through collection section of thick bamboo (4) bottom and is connected with lead screw (6), the bottom of collection section of thick bamboo (4) is provided with broken mud piece (2), and the bottom of collection section of thick bamboo (4) both sides is all installed mounting plate (18), threaded rod (17) are installed on both sides (17), and the top of fixed plate (7) is installed montant (10) through the bolt, the top of montant (10) is connected with roof (11).

2. A sampling device having a leak-proof structure as defined in claim 1, wherein: the shape of the floating plate (5) is annular, the outer side of the floating plate (5) is in contact with the inner wall of the collecting cylinder (4), the floating plate (5) is arranged below the cover plate (14), the diameter of the cover plate (14) is larger than the inner diameter of the floating plate (5), and the inner wall of the cover plate (14) is provided with internal threads matched with the outer side of the screw rod (6).

3. A sampling device having a leak-proof structure as defined in claim 1, wherein: the bottom ends of the limiting rod (16) and the screw rod (6) penetrate through the floating plate (5) and extend below the floating plate (5), and the length of the limiting rod (16) is the same as the height of the inside of the collecting cylinder (4).

4. A sampling device having a leak-proof structure as defined in claim 1, wherein: the shape of broken mud piece (2) below is the toper, and the bottom of threaded rod (17) runs through broken mud piece (2) top one side, the top of screw thread piece (19) contacts with broken mud piece (2) one side top, and rotates knob (1) setting in the inside of broken mud piece (2).

5. A sampling device having a leak-proof structure as defined in claim 1, wherein: the top of the collecting cylinder (4) is provided with a mounting plate (8), a filter screen (13) is mounted in the mounting plate (8), a fixing block (9) is mounted on the outer side of the vertical rod (10), and the bottom end of the fixing block (9) is connected with the filter screen (13).

6. A sampling device having a leak-proof structure as defined in claim 5, wherein: the top of montant (10) runs through mounting panel (8) top one side and extends to mounting panel (8) below, and the bottom of spring piece (12) is connected with mounting panel (8) top through welding, spring piece (12) cover is established in the outside of montant (10).

7. A sampling device having a leak-proof structure as defined in claim 5, wherein: the shape of the filter screen (13) is round, and the diameter of the filter screen (13) is larger than the inner diameter of the collecting cylinder (4).