CN216594300U

CN216594300U - Water quality sampling device for hydraulic engineering

Info

Publication number: CN216594300U
Application number: CN202123084661.1U
Authority: CN
Inventors: 邓艳华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-24
Anticipated expiration: 2031-12-09

Abstract

The utility model provides a water quality sampling device for hydraulic engineering. The water quality sampling device for the hydraulic engineering comprises a lower placing plate; the box body is fixedly arranged at the bottom of the lower placing plate; the four first supporting blocks are fixedly arranged on the box body; the four limiting rods are respectively installed on the four first supporting blocks in a sliding mode; the cover plate is fixedly arranged at the bottom ends of the four limiting rods; the two second supporting blocks are arranged below the cover plate; and the two screw rods are rotatably arranged at the bottom of the box body. The water quality sampling device for the hydraulic engineering has the advantages of convenience, simplicity, easiness and accuracy in obtaining water samples at different depths, convenience in operation and wide application range.

Description

Water quality sampling device for hydraulic engineering

Technical Field

The utility model relates to the technical field of sampling, in particular to a water quality sampling device for hydraulic engineering.

Background

Hydraulic engineering covers widely, often needs to detect the research to quality of water, needs to use quality of water sampling equipment this moment, conveniently takes a sample to quality of water.

However, current water quality sampling device for hydraulic engineering, for the convenience of sample, the sampling tube is generally uncovered, when needs are taken a sample to the quality of water of the different degree of depth, comparatively is not suitable for, can't guarantee that the water sample is the water former form of required degree of depth completely, and the mixing phenomenon appears with the water of the different degree of depth easily in the partial water sample of sampling tube when rising, leads to the sample detection research result inaccurate.

Therefore, it is necessary to provide a new water quality sampling device for hydraulic engineering to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing the water quality sampling device for the hydraulic engineering, which can conveniently, simply, easily and accurately obtain water samples at different depths, is convenient to operate and has a wide application range.

In order to solve the technical problem, the water quality sampling device for the hydraulic engineering provided by the utility model comprises: placing the plate downwards; the box body is fixedly arranged at the bottom of the lower placing plate; the four first supporting blocks are fixedly arranged on the box body; the four limiting rods are respectively installed on the four first supporting blocks in a sliding mode; the cover plate is fixedly arranged at the bottom ends of the four limiting rods; the two second supporting blocks are arranged below the cover plate; the two screw rods are rotatably installed at the bottom of the box body, the bottom ends of the two screw rods are respectively rotatably connected with the tops of the two second supporting blocks, and the two screw rods penetrate through the cover plate and are in threaded connection with the cover plate; the rotating shaft is rotatably arranged in the box body; and the sampling tubes are fixedly arranged on the two second supporting blocks, and the tops of the sampling tubes are in contact with the bottoms of the cover plates.

Preferably, two first corrugated pipes are fixedly mounted at the bottom of the box body, the bottom ends of the two first corrugated pipes are fixedly connected with the top of the cover plate, and the two lead screws respectively penetrate through the two first corrugated pipes and are respectively movably connected with the two first corrugated pipes.

Preferably, two second corrugated pipes are fixedly mounted at the bottom of the cover plate, the bottom ends of the two second corrugated pipes are fixedly connected with the tops of the two second support blocks respectively, and the two lead screws penetrate through the two second corrugated pipes respectively and are movably connected with the two second corrugated pipes respectively.

Preferably, fixed mounting has the motor on the bottom inner wall of box, two the equal fixed mounting in top of lead screw has first bevel gear, fixed cover is equipped with two second bevel gears in the pivot, and two first bevel gear respectively with two the second bevel gear meshes mutually, fixed mounting has first gear on the output shaft of motor, fixed cover is equipped with the second gear in the pivot, just first gear with the second gear meshes mutually.

Preferably, the ring channel has been seted up at the top of sampling tube, the bottom fixed mounting of apron has the annular piece, the ring channel with annular piece looks adaptation, just the annular piece extends to in the ring channel, fixed mounting has the annular seal cushion in the ring channel, just the bottom of annular piece with the top of annular seal cushion contacts.

Preferably, two threaded holes are formed in the top of the cover plate, and the two screw rods respectively penetrate through the two threaded holes and are respectively screwed with the inner walls of the two threaded holes.

Preferably, two mounting holes are formed in the bottom of the box body, sealing bearings are fixedly mounted in the two mounting holes, and the two lead screws respectively penetrate through the two sealing bearings and are respectively and fixedly connected with the inner rings of the two sealing bearings.

Compared with the prior art, the water quality sampling device for the hydraulic engineering provided by the utility model has the following beneficial effects:

through the mutual matching of the lower placing plate, the box body, the limiting rod, the cover plate, the second support block, the screw rod, the rotating shaft, the sampling tube, the first corrugated tube, the second corrugated tube, the motor, the annular block, the annular sealing cushion and the like, when water with different depths needs to be sampled, the sampling tube is quickly lowered to the required depth by directly holding the lowering plate, the sampling tube is quickly lowered to the required depth by observing the scale marks on the lowering plate, the cover plate is finally driven to open by rotating the output shaft of the starting motor, the water of this degree of depth permeates and enters into the sampling tube, makes the output shaft reversal of motor at last for the annular piece inserts the ring channel and closely contacts with the sealed cushion of annular, realizes better sealedly, ensures that the water sample is the water sample of required this degree of depth completely, realizes the purpose that the water sample of the different degree of depth is acquireed to convenient, simple, light, accurately, whole convenient operation, application scope are wider.

Drawings

Fig. 1 is a schematic front sectional view of a water quality sampling device for hydraulic engineering according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B shown in FIG. 2;

fig. 4 is an enlarged schematic view of the portion C shown in fig. 2.

The reference numbers in the figures: 1. placing the plate downwards; 2. a box body; 3. a first support block; 4. a limiting rod; 5. a cover plate; 6. a second branch block; 7. a screw rod; 8. a rotating shaft; 9. a sampling tube; 10. a first bellows; 11. a second bellows; 12. a motor; 13. a first bevel gear; 14. a second taper tooth; 15. a first gear; 16. a second gear; 17. an annular groove; 18. a ring block; 19. an annular sealing cushion.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a water quality sampling device for hydraulic engineering according to the present invention; FIG. 2 is an enlarged view of the portion A shown in FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 2; fig. 4 is an enlarged schematic view of the portion C shown in fig. 2. Quality of water sampling device for hydraulic engineering includes: the sampling tube placing device comprises a lower placing plate 1, wherein a plurality of holding rings are arranged on the outer walls of two sides of the lower placing plate 1, so that the lower placing plate is convenient to place, and scale marks are further arranged on the lower placing plate 1, so that a sampling tube 9 mentioned below can be conveniently and quickly placed to a required sampling depth through observing the scale marks; the box body 2 is fixedly arranged at the bottom of the lower placing plate 1, and the box body 2 can be used for conveniently installing a control component in the box body, effectively avoiding water immersion and playing a certain protection role; the four first supporting blocks 3 are all fixedly arranged on the box body 2; the four limiting rods 4 are respectively arranged on the four first supporting blocks 3 in a sliding manner; the cover plate 5 is fixedly arranged at the bottom ends of the four limiting rods 4, and the four first supporting blocks 3 are matched with the four limiting rods 4 to better limit the cover plate 5, so that the cover plate 5 can be conveniently and stably lifted or lowered during subsequent sampling; two second supporting blocks 6, wherein the two second supporting blocks 6 are both arranged below the cover plate 5; the two screw rods 7 are rotatably mounted at the bottom of the box body 2, the bottom ends of the two screw rods 7 are rotatably connected with the tops of the two second support blocks 6 respectively, the two screw rods 7 penetrate through the cover plate 5 and are in threaded connection with the cover plate 5, and the cover plate 5 can be driven to stably ascend or descend under the limitation of the four limiting rods 4 by the same-direction rotation of the two screw rods 7; the rotating shaft 8 is rotatably arranged in the box body 2; a sampling tube 9, sampling tube 9 fixed mounting is two on the second piece 6, just the top of sampling tube 9 with the bottom of apron 5 contacts.

In order to form better protection to lead screw 7, when preventing to transfer and take a sample in the water, lead screw 7 is easy to produce rust and lose or appear impurity and depend on the external screw thread at lead screw 7 with impurity contact in water and the water after, influence the problem of 7 normal use of lead screw, the bottom fixed mounting of box 2 has two first bellows 10, two the bottom of first bellows 10 all with the top fixed connection of apron 5, and two lead screw 7 runs through two respectively first bellows 10 and respectively with two first bellows 10 swing joint.

In order to form better protection for the screw rod 7 and prevent the external thread of the screw rod 7 from directly contacting with water or impurities in the water, two second corrugated pipes 11 are fixedly installed at the bottom of the cover plate 5, the bottom ends of the two second corrugated pipes 11 are respectively fixedly connected with the top of the second support block 6, and the screw rod 7 respectively penetrates through the two second corrugated pipes 11 and is respectively movably connected with the two second corrugated pipes 11.

In order to realize that the output shaft through motor 12 rotates, can drive apron 5 and open and carry out the infiltration sample, after the sample is ended simultaneously, can ensure that the leakproofness after apron 5 closes is better, fixed mounting has motor 12, two on the bottom inner wall of box 2 the equal fixed mounting in top of lead screw 7 has first bevel gear 13, fixed cover is equipped with two second bevel gears 14 on the pivot 8, and two first bevel gear 13 respectively with two second bevel gear 14 meshes mutually, fixed mounting has first gear 15 on the output shaft of motor 12, fixed cover is equipped with second gear 16 on the pivot 8, just first gear 15 with second gear 16 meshes mutually.

In order to realize after the sample, close apron 5, can realize forming better sealed in the sampling tube 9, ensure that the water sample is the water sample of this required degree of depth completely, ring channel 17 has been seted up at the top of sampling tube 9, the bottom fixed mounting of apron 5 has annular piece 18, ring channel 17 with annular piece 18 looks adaptation, just annular piece 18 extends to in the ring channel 17, fixed mounting has annular seal cushion 19 in the ring channel 17, just the bottom of annular piece 18 with the top of annular seal cushion 19 contacts.

Two threaded holes are formed in the top of the cover plate 5, and the two screw rods 7 penetrate through the two threaded holes respectively and are screwed with the inner walls of the two threaded holes respectively.

In order to further strengthen the waterproof performance of the box body 2 and prevent the downward movement and sampling, water enters the box body 2 to damage the components such as the motor 12 and the like which are arranged inside the box body, two mounting holes are formed in the bottom of the box body 2, sealing bearings are fixedly arranged in the mounting holes, and the screw rod 7 penetrates through the two sealing bearings and is fixedly connected with the inner rings of the two sealing bearings respectively.

The working principle of the water quality sampling device for the hydraulic engineering provided by the utility model is as follows:

when water with different depths needs to be sampled, the lower placing plate 1 is held to be placed, through observing scale marks on the lower placing plate 1, when a sampling pipe 9 is placed to a required depth, an output shaft of a motor 12 is started to rotate to drive a first gear 15 to rotate, the first gear 15 rotates to drive a second gear 16 to rotate, the second gear 16 rotates to drive a rotating shaft 8 to rotate, the rotating shaft 8 rotates to drive two first bevel gears 13 to rotate, the two first bevel gears 13 rotate to drive two second bevel gears 14 to rotate, the second bevel gears 14 rotate to drive two lead screws 7 to rotate in the same direction, the two lead screws 7 rotate in the same direction to drive a cover plate 5 to do stable ascending motion under the limitation of four limiting rods 4, at the moment, the cover plate 5 is opened, water with the depth can permeate into the sampling pipe 9, after a period of time, the output shaft of the motor 12 rotates in the same direction, so that an annular block 18 is inserted into an annular groove 17 and is tightly contacted with an annular sealing cushion 19, realize better sealed, ensure that the water sample is the water sample of this required degree of depth completely, at last transfer board 1 to rise, the same reason is emptyd the water sample in the sampling tube 9 and is preserved can.

through the mutual matching of the lower placing plate 1, the box body 2, the limiting rod 4, the cover plate 5, the second supporting block 6, the screw rod 7, the rotating shaft 8, the sampling tube 9, the first corrugated tube 10, the second corrugated tube 11, the motor 12, the annular block 18, the annular sealing cushion 19 and the like, when water with different depths needs to be sampled, the lower placing plate 1 is directly held to be placed, the sampling tube 9 is rapidly placed to a required depth by observing scale marks on the lower placing plate 1, the cover plate 5 is finally driven to be opened by starting the rotation of an output shaft of the motor 12, the water with the depth penetrates into the sampling tube 9, and finally the output shaft of the motor 12 is reversely rotated, so that the annular block 18 is inserted into the annular groove 17 and is tightly contacted with the annular sealing cushion 19, better sealing is realized, the water sample with the required depth is ensured to be completely, and the purposes of conveniently, simply, easily and accurately obtaining the water samples with different depths are realized, the whole operation is convenient, and the application range is wide.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a quality of water sampling device for hydraulic engineering which characterized in that includes:

placing the plate downwards;

the box body is fixedly arranged at the bottom of the lower placing plate;

the four first supporting blocks are fixedly arranged on the box body;

the four limiting rods are respectively installed on the four first supporting blocks in a sliding mode;

the cover plate is fixedly arranged at the bottom ends of the four limiting rods;

the two second supporting blocks are arranged below the cover plate;

the two screw rods are rotatably installed at the bottom of the box body, the bottom ends of the two screw rods are respectively rotatably connected with the tops of the two second supporting blocks, and the two screw rods penetrate through the cover plate and are in threaded connection with the cover plate;

the rotating shaft is rotatably arranged in the box body;

and the sampling tubes are fixedly arranged on the two second supporting blocks, and the tops of the sampling tubes are in contact with the bottoms of the cover plates.

2. The water quality sampling device for the hydraulic engineering according to claim 1, wherein two first corrugated pipes are fixedly installed at the bottom of the box body, the bottom ends of the two first corrugated pipes are fixedly connected with the top of the cover plate, and the two screw rods respectively penetrate through the two first corrugated pipes and are respectively movably connected with the two first corrugated pipes.

3. The water quality sampling device for the hydraulic engineering according to claim 1, wherein two second corrugated pipes are fixedly installed at the bottom of the cover plate, the bottom ends of the two second corrugated pipes are fixedly connected with the tops of the two second supporting blocks respectively, and the two lead screws penetrate through the two second corrugated pipes respectively and are movably connected with the two second corrugated pipes respectively.

4. The water quality sampling device for the hydraulic engineering according to claim 1, wherein a motor is fixedly mounted on an inner wall of the bottom of the box body, first bevel teeth are fixedly mounted at top ends of the two lead screws, two second bevel teeth are fixedly sleeved on the rotating shaft and are respectively meshed with the two second bevel teeth, a first gear is fixedly mounted on an output shaft of the motor, a second gear is fixedly sleeved on the rotating shaft and is meshed with the first gear and the second gear.

5. The water quality sampling device for the hydraulic engineering according to claim 1, wherein an annular groove is formed in the top of the sampling tube, an annular block is fixedly installed at the bottom of the cover plate, the annular groove is matched with the annular block, the annular block extends into the annular groove, an annular sealing cushion is fixedly installed in the annular groove, and the bottom of the annular block is in contact with the top of the annular sealing cushion.

6. The water quality sampling device for the hydraulic engineering according to claim 1, wherein two threaded holes are formed in the top of the cover plate, and the two screw rods respectively penetrate through the two threaded holes and are respectively screwed with the inner walls of the two threaded holes.

7. The water quality sampling device for the hydraulic engineering according to claim 1, wherein two mounting holes are formed in the bottom of the box body, sealing bearings are fixedly mounted in the two mounting holes, and the two lead screws respectively penetrate through the two sealing bearings and are respectively and fixedly connected with inner rings of the two sealing bearings.