CN214702893U

CN214702893U - River bottom water sample collection system for hydraulic engineering

Info

Publication number: CN214702893U
Application number: CN202120172625.1U
Authority: CN
Inventors: 林立蔼; 梁德金
Original assignee: Guangdong Jinji Construction Engineering Co ltd
Current assignee: Guangdong Jinji Construction Engineering Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-11-12
Anticipated expiration: 2031-01-21

Abstract

The utility model relates to a hydraulic engineering technical field especially relates to a river bottom water sample collection system for hydraulic engineering, including collection box, storage cylinder, sampling pipe, check valve, movable piston, reset spring, main piston and electric putter, the right side of collection box inner wall and the right side fixed connection of storage cylinder, sampling pipe fixed mounting is on the right side of collection box, the sampling pipe is with the fixed intercommunication of storage cylinder, check valve fixed mounting is on the sampling pipe, movable piston slidable mounting is in the inside of storage cylinder, reset spring's one end and the left side fixed connection who moves the piston, reset spring's the other end and the left side fixed connection of storage cylinder inner wall. The utility model discloses reached and carried out the purpose of sampling extraction to same regional not co-altitude level river, can make the river of same batch sampling present the variety, improve accurate nature according to the detection demand to guarantee water sample collection convenience and rationality, can improve water quality testing's accuracy.

Description

River bottom water sample collection system for hydraulic engineering

Technical Field

The utility model relates to a hydraulic engineering technical field especially relates to a river bottom water sample collection system for hydraulic engineering.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harmful substances and benefiting benefits, and is also called water engineering. Water is a valuable resource essential for human production and life, but its naturally occurring state does not completely meet the needs of human beings. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production.

In hydraulic engineering, need regularly detect to the quality of water situation in the river to this guarantees the safety of quality of water and carries out reasonable improvement, and in the testing process of quality of water, need take a sample to the river and gather, present sampling equipment function is comparatively single, can't carry out the simultaneous sampling to the not co-altitude level quality of water in same region, leads to the sampling of quality of water to present the unicity, causes the precision of testing result not high, consequently can't satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a river bottom water sample collection system for hydraulic engineering has reached and has carried out the purpose of sampling the extraction to the different height level river water in same region, can make the river water of same batch sampling present the variety, improves accurate nature according to the measuring demand to guarantee water sample collection convenience and rationality, can improve water quality testing's accuracy.

In order to solve the technical problem, the utility model provides a following technical scheme: a river bottom water sample collecting device for water conservancy engineering comprises a collecting box, a storage cylinder, a sampling pipe, a one-way valve, a movable piston, a return spring, a main piston and an electric push rod, the right side of the inner wall of the collecting box is fixedly connected with the right side of the storage cylinder, the sampling pipe is fixedly arranged on the right side of the collecting box, the sampling pipe is fixedly communicated with the storage cylinder, the one-way valve is fixedly arranged on the sampling pipe, the movable piston is slidably arranged in the storage cylinder, one end of the reset spring is fixedly connected with the left side of the movable piston, the other end of the reset spring is fixedly connected with the left side of the inner wall of the storage cylinder, the left side of the storage cylinder is provided with an air hole, the main piston is arranged in the collection box in a sliding way, the right side of the main piston is positioned on the left side of the storage cylinder, the electric push rod is fixedly installed on the left side of the collection box, and the free end of the electric push rod is in transmission connection with the left side of the main piston.

Furthermore, a top plate is fixedly mounted at the top of the collection box, a lifting mechanism is arranged at the top of the top plate, and the free end of the bottom of the lifting mechanism is in transmission connection with the top of the top plate.

Furthermore, a fixing plate is fixedly mounted at the top of the right side of the lifting mechanism, and a fixing hole is formed in the fixing plate.

Further, elevating system includes install bin, slide rail, connecting plate, nut, lead screw, servo motor and lifter, the both sides of install bin inner wall respectively with two slide rail fixed connection, two the free slip end of the relative one side of slide rail respectively with the both sides fixed connection of connecting plate.

Further, nut fixed mounting is in the intermediate position at connecting plate top, the nut passes through the thread bush and establishes on the surface of lead screw, the both ends of lead screw are rotated with the top and the bottom of install bin inner wall respectively and are connected, the top and the servo motor fixed connection of install bin, servo motor's output and lead screw transmission are connected.

Further, the quantity of lifter is two, the top of two lifters respectively with the both sides fixed connection of connecting plate bottom, the bottom of lifter extends to the below of install bin bottom.

The utility model provides a river bottom water sample collection system for hydraulic engineering possesses following beneficial effect:

1. the utility model samples water quality by placing the collecting box in river water, the electric push rod acts to drive the main piston to slide to the left side, meanwhile, the main piston acts to generate suction force to match with the air hole to act on the inner part of the storage cylinder, at the moment, the movable piston in the storage cylinder synchronously slides to the left side under the suction force, the return spring is in a contraction state, the river water enters the storage cylinder through the sampling pipe to form sampling storage, and is matched with the one-way valve to avoid the leakage phenomenon of the water quality, at least three storage cylinders are arranged in the collection box so as to sample and extract river water at different height positions, therefore, the purpose of sampling and extracting the river water of different height levels in the same area is achieved, the river water sampled in the same batch can present diversity, the accuracy is improved according to the detection requirement, so that the convenience and reasonability of water sample collection are ensured, and the accuracy of water quality detection can be improved.

2. The utility model discloses because elevating system's setting, operation drive lead screw through servo motor rotates, the threaded connection of cooperation nut and lead screw, the connecting plate carries out axial restriction and direction through two slide rails simultaneously, can make the nut drive the connecting plate and realize the action of going up and down, the relative install bin of lifter that drives the connecting plate bottom simultaneously stretches out and draws back, thereby make the vasculum can go up and down according to the sampling demand, can sample according to the degree of depth and the different levels of river, the convenience of sampling has not only been improved, can also improve the efficiency of sampling work simultaneously.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the inventive structural collection box;

fig. 3 is a sectional view of the structure installation box of the present invention.

In the figure: 1. a collection box; 2. a storage cylinder; 3. a sampling tube; 4. a one-way valve; 5. a movable piston; 6. a return spring; 7. air holes; 8. a primary piston; 9. an electric push rod; 10. a top plate; 11. a lifting mechanism; 12. a fixing plate; 111. installing a box; 112. a slide rail; 113. a connecting plate; 114. a nut; 115. a screw rod; 116. a servo motor; 117. a lifting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a river bottom water sample collecting device for hydraulic engineering comprises a collecting box 1, a storage cylinder 2, a sampling pipe 3, a one-way valve 4, a movable piston 5, a reset spring 6, a main piston 8 and an electric push rod 9, wherein the right side of the inner wall of the collecting box 1 is fixedly connected with the right side of the storage cylinder 2, the sampling pipe 3 is fixedly arranged on the right side of the collecting box 1, the sampling pipe 3 is fixedly communicated with the storage cylinder 2, the one-way valve 4 is fixedly arranged on the sampling pipe 3, the movable piston 5 is slidably arranged in the storage cylinder 2, one end of the reset spring 6 is fixedly connected with the left side of the movable piston 5, the other end of the reset spring 6 is fixedly connected with the left side of the inner wall of the storage cylinder 2, the left side of the storage cylinder 2 is provided with an air hole 7, the main piston 8 is slidably arranged in the collecting box 1, the right side of the main piston 8 is positioned on the left side of the storage cylinder 2, the electric push rod 9 is fixedly arranged on the left side of the collecting box 1, the free end of the electric push rod 9 is in transmission connection with the left side of the main piston 8, the collecting box 1 is arranged in river water for water quality sampling, the electric push rod 9 acts to drive the main piston 8 to slide to the left side, meanwhile, the main piston 8 acts to generate suction to match with the air hole 7 to act inside the storage cylinder 2, at the moment, the movable piston 5 inside the storage cylinder 2 synchronously slides to the left side under the suction, the reset spring 6 is in a contraction state, the river water enters the storage cylinder 2 through the sampling pipe 3 to form sampling storage, the leakage phenomenon of the water quality is avoided by matching with the one-way valve 4, at least three storage cylinders 2 are arranged in the collecting box 1, so that the river water at different height positions is sampled and extracted, the purpose of sampling and extracting the river water at different height levels in the same area is achieved, the river water sampled in the same batch can be diversified, the accuracy is improved according to the detection requirement, and the convenience and the rationality of water sample collection are ensured, the accuracy of water quality detection can be improved.

The top of the collection box 1 is fixedly provided with a top plate 10, the top of the top plate 10 is provided with a lifting mechanism 11, the free end of the bottom of the lifting mechanism 11 is in transmission connection with the top of the top plate 10, the top of the right side of the lifting mechanism 11 is fixedly provided with a fixed plate 12, the fixed plate 12 is provided with a fixed hole, the lifting mechanism 11 comprises a mounting box 111, slide rails 112, a connecting plate 113, a nut 114, a screw rod 115, a servo motor 116 and a lifting rod 117, two sides of the inner wall of the mounting box 111 are respectively and fixedly connected with the two slide rails 112, the free sliding ends of the opposite sides of the two slide rails 112 are respectively and fixedly connected with two sides of the connecting plate 113, the nut 114 is fixedly mounted in the middle position of the top of the connecting plate 113, the nut 114 is sleeved on the outer surface of the screw rod 115 through threads, two ends of the screw rod 115 are respectively and rotatably connected with the top and the bottom of the inner wall of the mounting box 111, and the top of the mounting box 111 is fixedly connected with the servo motor 116, the output of servo motor 116 is connected with lead screw 115 transmission, the quantity of lifter 117 is two, the top of two lifters 117 respectively with the both sides fixed connection of connecting plate 113 bottom, the bottom of lifter 117 extends to the below of install bin 111 bottom, because elevating system 11's setting, operation drive lead screw 115 through servo motor 116 rotates, cooperation nut 114 and lead screw 115's threaded connection, connecting plate 113 carries out axial restriction and direction through two slide rails 112 simultaneously, can make nut 114 drive connecting plate 113 realize the lift action, it stretches out and draws back to drive the relative install bin 111 of lifter 117 of connecting plate 113 bottom simultaneously, thereby make collection box 1 go up and down according to the sampling demand, can sample according to the degree of depth and the different levels of river, the convenience of sampling has not only been improved, simultaneously can also improve the efficiency of sampling work.

In the using process, the collection box 1 is placed in river water for water sampling, the electric push rod 9 acts to drive the main piston 8 to slide to the left side, meanwhile, the main piston 8 acts to generate suction to match with the air hole 7 to act on the inside of the storage cylinder 2, at the moment, the movable piston 5 inside the storage cylinder 2 synchronously slides to the left side under the suction, the reset spring 6 is in a contraction state, the river water enters the inside of the storage cylinder 2 through the sampling pipe 3 to form sampling storage, the water leakage phenomenon is avoided by matching with the one-way valve 4, at least three storage cylinders 2 are arranged in the collection box 1, so that the river water at different height positions is sampled and extracted, the purpose of sampling and extracting the river water at different height levels in the same area is achieved, the river water sampled in the same batch can be diversified, the accuracy is improved according to the detection requirement, and the convenience and reasonability of water sample collection are ensured, the accuracy of water quality detection can be improved.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a river bottom water sample collection system for hydraulic engineering, includes collection box (1), storage cylinder (2), sampling pipe (3), check valve (4), moves piston (5), reset spring (6), main piston (8) and electric putter (9), its characterized in that: the right side of collection box (1) inner wall and the right side fixed connection of storage cylinder (2), sampling pipe (3) fixed mounting is on the right side of collection box (1), sampling pipe (3) and storage cylinder (2) fixed intercommunication, check valve (4) fixed mounting is on sampling pipe (3), move piston (5) slidable mounting in the inside of storage cylinder (2), the one end of reset spring (6) and the left side fixed connection who moves piston (5), the other end of reset spring (6) and the left side fixed connection of storage cylinder (2) inner wall, gas pocket (7) are seted up in the left side of storage cylinder (2), main piston (8) slidable mounting is in the inside of collection box (1), the right side of main piston (8) is located the left side of storage cylinder (2), electric putter (9) fixed mounting is in the left side of collection box (1), the free end of the electric push rod (9) is in transmission connection with the left side of the main piston (8).

2. The river bottom water sample collection device for the water conservancy project according to claim 1, characterized in that: the top of the collection box (1) is fixedly provided with a top plate (10), the top of the top plate (10) is provided with a lifting mechanism (11), and the free end of the bottom of the lifting mechanism (11) is in transmission connection with the top of the top plate (10).

3. The river bottom water sample collection device for the water conservancy project according to claim 2, characterized in that: the top on the right side of the lifting mechanism (11) is fixedly provided with a fixing plate (12), and the fixing plate (12) is provided with a fixing hole.

4. The river bottom water sample collection device for the water conservancy project according to claim 3, characterized in that: elevating system (11) are including install bin (111), slide rail (112), connecting plate (113), nut (114), lead screw (115), servo motor (116) and lifter (117), the both sides of install bin (111) inner wall respectively with two slide rail (112) fixed connection, two the free sliding end of the relative one side of slide rail (112) respectively with the both sides fixed connection of connecting plate (113).

5. The river bottom water sample collection device for the water conservancy project according to claim 4, characterized in that: nut (114) fixed mounting is in the intermediate position at connecting plate (113) top, nut (114) are established on the surface of lead screw (115) through the screw thread cover, the both ends of lead screw (115) are rotated with the top and the bottom of install bin (111) inner wall respectively and are connected, the top and the servo motor (116) fixed connection of install bin (111), the output and the lead screw (115) transmission of servo motor (116) are connected.

6. The river bottom water sample collection device for the water conservancy project according to claim 4, characterized in that: the quantity of lifter (117) is two, the top of two lifter (117) respectively with the both sides fixed connection of connecting plate (113) bottom, the bottom of lifter (117) extends to the below of install bin (111) bottom.