CN113884336A - Hydroelectric power generation rivers sampling system - Google Patents
Hydroelectric power generation rivers sampling system Download PDFInfo
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- CN113884336A CN113884336A CN202111188875.5A CN202111188875A CN113884336A CN 113884336 A CN113884336 A CN 113884336A CN 202111188875 A CN202111188875 A CN 202111188875A CN 113884336 A CN113884336 A CN 113884336A
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- 238000005070 sampling Methods 0.000 title claims abstract description 36
- 238000010248 power generation Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 152
- 238000007789 sealing Methods 0.000 claims description 37
- 238000003466 welding Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 description 12
- 238000001514 detection method Methods 0.000 description 6
- 230000001174 ascending effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000007613 environmental effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The invention discloses a hydroelectric generation water flow sampling system, which mainly comprises a first box body, a second box body, a first rotating rod and connecting blades, wherein the second box body is fixed above the first box body, the first rotating rod penetrates through the second box body, and the connecting blades are arranged on the outer wall of the first rotating rod, and the hydroelectric generation water flow sampling system comprises: the second rotary rod, it set up in the inside of first box, the second rotary rod with be connected through driving belt between the first rotary rod, connecting screw rod, its top with the second bevel gear is connected. This hydroelectric power generation rivers sampling system, the inside of second box runs through there is first rotary rod, and installs 4 group connection blades on the outer wall of first rotary rod, is convenient for like this to connect the blade rotation through the rivers drive to drive first rotary rod and rotate, make full use of hydroenergy can realize the sample to rivers simultaneously, has improved the flexibility when this sampling device uses.
Description
Technical Field
The invention relates to the technical field of hydroelectric power generation, in particular to a hydroelectric power generation water flow sampling system.
Background
Hydroelectric power generation is that the potential energy through water converts the electric energy into, can carry out make full use of to the water resource, compares in coal-fired electricity generation environmental protection more, when utilizing the kinetic energy of rivers to generate electricity, generally can build the hydropower station, if the quality of water of rivers is relatively poor, can cause certain harm to the hydropower station, consequently in order to guarantee the normal use of hydropower station, need detect quality of water, need take a sample to the rivers when detecting, so sampling device's use is indispensable.
But current hydroelectric power rivers sampling equipment still has some weak points in the use, for example be not convenient for once take a sample to the rivers of the different degree of depth simultaneously, present all according to the sampling of the depth degree batch of water, it is more troublesome like this, also bring inconvenience for staff's operation, inconvenient classification storage to the sample of the different degree of depth in addition, the detection achievement in later stage of being not convenient for like this to the availability factor to sampling equipment has been reduced, so we have proposed a hydroelectric power rivers sampling system, so that solve the problem that proposes in the aforesaid.
Disclosure of Invention
The invention aims to provide a hydroelectric power generation water flow sampling system, which solves the problems that the existing sampling equipment in the market proposed by the background technology is inconvenient to sample water flows at different depths at one time, the existing sampling equipment is used for sampling in batches according to the depth of water, the sampling equipment is troublesome, the operation of workers is inconvenient, the samples at different depths are inconvenient to store in a classified manner, the later detection work is inconvenient, and the use efficiency of the sampling equipment is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: a hydroelectric power generation water flow sampling system mainly comprises a first box body, a second box body, a first rotating rod and connecting blades, wherein the second box body is fixed above the first box body, the first rotating rod penetrates through the second box body, the connecting blades are arranged on the outer wall of the first rotating rod,
the method comprises the following steps:
the second rotating rod is arranged in the first box body, the second rotating rod is connected with the first rotating rod through a transmission belt, a first bevel gear is fixed on the outer wall of the second rotating rod, and the first bevel gear is meshed with the second bevel gear;
the top end of the connecting screw rod is connected with the second bevel gear, a supporting rod is arranged on the outer wall of the connecting screw rod, and the bottom of the connecting screw rod is sequentially connected with a first water storage tank, a second water storage tank and a third water storage tank through bearings from left to right;
the fixing plate is connected with the outer wall of the connecting screw rod, the outer wall of the fixing plate is connected with a sealing block, and a first magnet is mounted on the sealing block;
the second magnet is arranged on the inner wall of the top of the first water storage tank, a water inlet is formed in the bottom of the first water storage tank, a stay cord blocking block is arranged and fixed in the water inlet, and the top end of the blocking block is connected with the bottom plate;
one end of the fixed pull rope is connected with the sealing block, and the other end of the fixed pull rope is connected with the bottom plate;
and the limiting part is fixed on the inner wall of the first water storage tank, and an elastic spring is arranged between the limiting part and the bottom plate.
Preferably, connect the blade with the connected mode of first rotary rod is the welding, just it is provided with 4 groups to connect the blade, and connect the blade with there is the interval between the outer wall of first box, can make and connect more firmly of being connected between blade and the first rotary rod, like this when rivers drive connection blade, can drive first rotary rod and rotate together, make full use of water resource has improved the flexibility when this equipment uses.
Preferably, connecting screw with the connected mode of bracing piece is the bearing connection, just the bracing piece with be welded connection between the inner wall of first box, and connecting screw is provided with 3, can make connecting screw more firm when rotatory like this under the effect of bracing piece, effectively prevents the phenomenon that drops, has guaranteed connecting screw's stability.
Preferably, the fixed plate with the connected mode of connecting the lead screw is threaded connection, just the fixed plate with the connected mode of sealed piece is for bonding, and sealed piece is the rubber material, when connecting the lead screw rotation, can drive the fixed plate and remove, drives sealed piece through the fixed plate and removes together, realizes producing the negative pressure in the inside of first water storage box.
Preferably, both sides all are provided with the stopper around sealed piece, just the stopper pass through the spread groove with first water storage box is connected, and the spread groove is seted up in the inner wall of first water storage box, when sealed piece removes, can drive the stopper and remove together, can carry on spacingly to sealed piece through the stopper.
Preferably, the stopper with the connected mode of sealed piece is for bonding, just the stopper is in the equidistant distribution of outer wall of sealed piece, and the stopper with sliding connection has been guaranteed to the fastness of connecting between sealed piece and the stopper between the spread groove, effectively prevents to appear not hard up phenomenon that drops in the use, and under the effect of stopper, can make more steady that sealed piece removed, effectively prevents that the phenomenon of rocking from appearing in sealed piece, has further guaranteed going on stably of whole operation.
Preferably, first magnet with the connected mode of sealed piece is the welding, just first magnet with the second magnet sets up for the synonym magnetic pole in opposite directions, and the second magnet with be welded fastening between the inner wall of first water storage box, simultaneously the inner structure of first water storage box respectively with the second water storage box with the inner structure of third water storage box is the same, first water storage box, second water storage box with the distance of third water storage box and first bottom of the box increases progressively in proper order, when the sealed piece rises, can drive first magnet and rise together, after the sealed piece rises to a take the altitude, first magnet can with the second magnet between attract fixedly to make the sealed piece no longer rise, carry out spacing fixed to the sealed piece, can realize carrying out the storage operation to the rivers sample of the different degree of depth.
Preferably, the bottom plate with the connected mode of shutoff piece is for bonding, just the shutoff piece is the rubber material, and the size of shutoff piece with the size of water inlet is identical, has guaranteed the fastness of being connected between shutoff piece and the bottom plate, and when the bottom plate rose like this, can drive the shutoff piece and rise together, separation between messenger's shutoff piece and the water inlet, and then made the rivers sample get into, accomplished the sample operation.
Preferably, the locating part is provided with 4, and 4 the locating part all is welded connection with the inner wall of first water storage box, the bottom plate passes through the elasticity spring and is in the inside of first water storage box constitutes extending structure, and when the negative pressure of first water storage box inside disappeared, under the reset action of elasticity spring, can make bottom plate and shutoff piece descend, carries out the shutoff through the shutoff piece to the water inlet is convenient for save water, makes things convenient for the detection achievement in later stage.
Compared with the prior art, the invention has the beneficial effects that: the hydraulic power generation water flow sampling system comprises a water flow sampling device,
(1) the sampling device is provided with the first water storage tank, the second water storage tank and the third water storage tank, the bottommost ends of the first water storage tank, the second water storage tank and the third water storage tank are sequentially increased in an increasing mode, and the internal structures of the first water storage tank, the second water storage tank and the third water storage tank are identical, so that sample water with different depths can be conveniently classified and stored, later-stage detection operation of workers is facilitated, and the use efficiency of the sampling device is improved;
(2) the inner part of the first water storage tank is provided with a fixed plate, the fixed plate is in threaded connection with the connecting screw rod, the outer wall of the fixed plate is in adhesive connection with the sealing block, the bottom of the first water storage tank is provided with a water inlet, the inner part of the water inlet is provided with a sealing block made of rubber, and the top end of the sealing block is connected with the bottom plate;
(3) first rotary rod has been run through to the inside of second box, and installs 4 group connection blades on the outer wall of first rotary rod, is convenient for like this to connect the blade rotation through rivers drive to drive first rotary rod and rotate, make full use of hydroenergy can realize the sample to rivers simultaneously, has improved the flexibility when this sampling device uses.
Drawings
FIG. 1 is a schematic view of an overall main sectional structure of the present invention;
FIG. 2 is a schematic side view of the connection between the first casing and the second casing according to the present invention;
FIG. 3 is a schematic top view of the second rotating shaft and the first bevel gear according to the present invention;
FIG. 4 is an enlarged view of a portion a of FIG. 1 according to the present invention;
FIG. 5 is a schematic top view of the sealing block and the first magnet in accordance with the present invention;
FIG. 6 is a schematic view of the bottom view of the first reservoir and the block of the present invention;
FIG. 7 is a schematic top view of the base plate of the present invention;
fig. 8 is a schematic structural view of the separation state of the plugging block and the water inlet.
In the figure: 1. a first case; 2. a second case; 3. a first rotating rod; 4. connecting the blades; 5. a drive belt; 6. a second rotating rod; 7. a first bevel gear; 8. a second bevel gear; 9. connecting a screw rod; 10. a support bar; 11. a first water storage tank; 12. a second water storage tank; 13. a third water storage tank; 14. a fixing plate; 15. a sealing block; 16. a limiting block; 17. connecting grooves; 18. a first magnet; 19. a second magnet; 20. fixing a pull rope; 21. a base plate; 22. a plugging block; 23. a water inlet; 24. a limiting member; 25. an elastic spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a hydroelectric power generation rivers sampling system, mainly comprises first box 1, second box 2, first rotary rod 3 and connecting blade 4, and the top of first box 1 is fixed with second box 2 to run through in the inside of second box 2 and be provided with first rotary rod 3, install connecting blade 4 simultaneously on the outer wall of first rotary rod 3.
The method comprises the following steps:
the second rotating rod 6 is arranged in the first box body 1, the second rotating rod 6 is connected with the first rotating rod 3 through a transmission belt 5, a first bevel gear 7 is fixed on the outer wall of the second rotating rod 6, and the first bevel gear 7 is meshed with a second bevel gear 8;
the top end of the connecting screw rod 9 is connected with the second bevel gear 8, a support rod 10 is arranged on the outer wall of the connecting screw rod 9, and the bottom of the connecting screw rod 9 is sequentially connected with a first water storage tank 11, a second water storage tank 12 and a third water storage tank 13 in a bearing mode from left to right;
the fixing plate 14 is connected with the outer wall of the connecting screw rod 9, the outer wall of the fixing plate 14 is connected with a sealing block 15, and a first magnet 18 is installed on the sealing block 15;
the second magnet 19 is arranged on the inner wall of the top of the first water storage tank 11, a water inlet 23 is formed in the bottom of the first water storage tank 11, a plugging block 22 of a fixed pull rope 20 is arranged inside the water inlet 23, and the top end of the plugging block 22 is connected with the bottom plate 21;
a fixed pull rope 20, one end of which is connected with the sealing block 15, and the other end of the fixed pull rope 20 is connected with the bottom plate 21;
and a stopper 24 fixed to an inner wall of the first water tank 11, wherein an elastic spring 25 is installed between the stopper 24 and the bottom plate 21.
The connection manner of the connection blade 4 and the first rotating rod 3 is welding, and the connection blade 4 is provided with 4 sets, and there is a space between the connection blade 4 and the outer wall of the first case 1. The connection mode of connecting lead screw 9 and bracing piece 10 is bearing connection, and is welded connection between the inner wall of bracing piece 10 and first box 1 to connecting lead screw 9 is provided with 3. The fixing plate 14 and the connecting screw rod 9 are connected by screw threads, the fixing plate 14 and the sealing block 15 are connected by bonding, and the sealing block 15 is made of rubber. Both sides all are provided with stopper 16 around sealed piece 15, and stopper 16 is connected with first water storage box 11 through connecting groove 17 to connecting groove 17 is seted up in the inner wall of first water storage box 11. The connection mode of the limiting block 16 and the sealing block 15 is bonding, the limiting block 16 is distributed on the outer wall of the sealing block 15 at equal intervals, and the limiting block 16 is connected with the connecting groove 17 in a sliding mode.
The staff can be with connecting blade 4 on the second box 2 to the mobile position of water, like this when water flows, can drive connecting blade 4 rotatory, thereby it rotates to drive first rotary rod 3 through connecting blade 4, and first rotary rod 3 drives second rotary rod 6 through driving belt 5 and rotates, because of install first conical gear 7 on the outer wall of second rotary rod 6, and first conical gear 7 and second conical gear 8 meshing are connected, so when second rotary rod 6 is rotatory, can drive first conical gear 7 and second conical gear 8 and rotate together, it rotates together to drive connecting screw 9 through second conical gear 8, bearing connection has bracing piece 10 on connecting screw 9's outer wall, so can support connecting screw 9 fixedly, make connecting screw 9 more stable when rotating.
The first magnet 18 and the sealing block 15 are connected in a welding mode, the first magnet 18 and the second magnet 19 are arranged in opposite directions of different magnetic poles, the second magnet 19 and the inner wall of the first water storage tank 11 are fixedly welded, meanwhile, the inner structure of the first water storage tank 11 is the same as that of the second water storage tank 12 and that of the third water storage tank 13, and the distances between the first water storage tank 11, the second water storage tank 12 and the third water storage tank 13 and the bottom of the first box body 1 are sequentially increased.
When the connecting screw rod 9 rotates, the fixing plate 14 and the sealing block 15 can be driven to ascend together, negative pressure can be generated inside the first water storage tank 11 along with the ascending of the sealing block 15, meanwhile, the fixing pull rope 20 is connected between the sealing block 15 and the bottom plate 21, when the sealing block 15 ascends, the fixing pull rope 20 can be driven to ascend together, so that the bottom plate 21 and the blocking block 22 ascend together, the blocking block 22 is separated from the water inlet 23, water enters the first water storage tank 11 from the water inlet 23, the elastic spring 25 can be extruded along with the ascending of the bottom plate 21, when the sealing block 15 ascends to a certain height, the first magnet 18 and the second magnet 19 are attracted and fixed together, so that the fixing plate 14 does not displace any more, when the negative pressure inside the first water storage tank 11 is small, the elastic spring 25 resets, and the bottom plate 21 and the blocking block 22 descend, the water inlet 23 is blocked by the block 22 so that the sampled water is stored inside the first water reservoir 11.
The bottom plate 21 and the blocking block 22 are connected by adhesion, the blocking block 22 is made of rubber, and the size of the blocking block 22 is matched with that of the water inlet 23. The number of the limiting members 24 is 4, the 4 limiting members 24 are all connected with the inner wall of the first water storage tank 11 in a welding manner, and the bottom plate 21 forms a telescopic structure in the first water storage tank 11 through the elastic spring 25.
The internal structures of the second water storage tank 12 and the third water storage tank 13 are respectively the same as the internal structure of the first water storage tank 11, so that water with different depths can be sampled, and classified storage is carried out on the water, so that the detection of later-stage workers is facilitated.
The working principle of the embodiment is as follows: when the hydroelectric generation water flow sampling system is used, as shown in figures 1-8, firstly a worker puts the sampling device in water and fixes the first box body 1, because the bottom of the first box body 1 is provided with the first water storage tank 11, the second water storage tank 12 and the third water storage tank 13, and the bottommost ends of the first water storage tank 11, the second water storage tank 12 and the third water storage tank 13 are sequentially increased in size, the first water storage tank 11, the second water storage tank 12 and the third water storage tank 13 can be distributed in water with different depths, the worker can drive the connecting blades 4 on the second box body 2 to the flowing position of the water, so that when the water flows, the connecting blades 4 can be driven to rotate, the first rotating rod 3 is driven to rotate by the connecting blades 4, the first rotating rod 3 drives the second rotating rod 6 to rotate by the driving belt 5, when the second rotating rod 6 rotates, the first bevel gear 7 and the second bevel gear 8 can be driven to rotate together, the connecting screw rod 9 is driven to rotate together through the second bevel gear 8, and the supporting rod 10 is in bearing connection with the outer wall of the connecting screw rod 9, so that the connecting screw rod 9 can be supported and fixed, the connecting screw rod 9 is more stable in rotation,
the connecting screw rod 9 is in threaded connection with the fixing plate 14, and the outer wall of the fixing plate 14 is connected with the sealing block 15 made of rubber, so that when the connecting screw rod 9 rotates, the fixing plate 14 and the sealing block 15 can be driven to ascend together, negative pressure can be generated inside the first water storage tank 11 along with the ascending of the sealing block 15, meanwhile, the fixing pull rope 20 is connected between the sealing block 15 and the bottom plate 21, so that when the sealing block 15 ascends, the fixing pull rope 20 can be driven to ascend together, the bottom plate 21 and the blocking block 22 ascend together, the blocking block 22 and the water inlet 23 are separated, water can enter the first water storage tank 11 from the water inlet 23, the elastic spring 25 can be extruded along with the ascending of the bottom plate 21, when the sealing block 15 ascends to a certain height, the first magnet 18 and the second magnet 19 are attracted and fixed, and the fixing plate 14 can not move any more, when the negative pressure in the first water storage tank 11 is small, the elastic spring 25 is reset, so that the bottom plate 21 and the blocking block 22 descend, the water inlet 23 is blocked by the blocking block 22, the sampled water is stored in the first water storage tank 11,
according to the above principle, the internal structures of the second water storage tank 12 and the third water storage tank 13 are respectively the same as the internal structure of the first water storage tank 11, so that water at different depths can be sampled, and classified storage is carried out on the water, and the detection of later-stage workers is convenient, wherein the front side and the rear side of the sealing block 15 are both provided with the limiting blocks 16, and the limiting blocks 16 and the connecting grooves 17 are in sliding connection, so that the sealing block 15 can move more stably, the stable operation is further ensured, the operation process of the whole device is completed, and the content which is not described in detail in the specification belongs to the prior art known by professional technicians in the field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. A hydroelectric power generation water flow sampling system mainly comprises a first box body (1), a second box body (2), a first rotating rod (3) and connecting blades (4), wherein the second box body (2) is fixed above the first box body (1), the first rotating rod (3) penetrates through the second box body (2), the connecting blades (4) are arranged on the outer wall of the first rotating rod (3),
the method is characterized in that: the method comprises the following steps:
the second rotating rod (6) is arranged in the first box body (1), the second rotating rod (6) is connected with the first rotating rod (3) through a transmission belt (5), a first bevel gear (7) is fixed on the outer wall of the second rotating rod (6), and the first bevel gear (7) is meshed with a second bevel gear (8);
the top end of the connecting screw rod (9) is connected with the second bevel gear (8), a support rod (10) is arranged on the outer wall of the connecting screw rod (9), and the bottom of the connecting screw rod (9) is sequentially in bearing connection with a first water storage tank (11), a second water storage tank (12) and a third water storage tank (13) from left to right;
the fixing plate (14) is connected with the outer wall of the connecting screw rod (9), the outer wall of the fixing plate (14) is connected with a sealing block (15), and a first magnet (18) is mounted on the sealing block (15);
the second magnet (19) is arranged on the inner wall of the top of the first water storage tank (11), a water inlet (23) is formed in the bottom of the first water storage tank (11), a plugging block (22) with a fixed pull rope (20) is arranged inside the water inlet (23), and the top end of the plugging block (22) is connected with the bottom plate (21);
one end of the fixed pull rope (20) is connected with the sealing block (15), and the other end of the fixed pull rope (20) is connected with the bottom plate (21);
and the limiting part (24) is fixed on the inner wall of the first water storage tank (11), and an elastic spring (25) is installed between the limiting part (24) and the bottom plate (21).
2. A hydroelectric power generation water flow sampling system according to claim 1, wherein: the connecting blades (4) and the first rotating rods (3) are connected in a welding mode, 4 groups of connecting blades (4) are arranged, and intervals exist between the connecting blades (4) and the outer wall of the first box body (1).
3. A hydroelectric power generation water flow sampling system according to claim 1, wherein: the connection screw rod (9) and the support rod (10) are connected through bearings, the support rod (10) and the inner wall of the first box body (1) are connected through welding, and 3 connection screw rods (9) are arranged.
4. A hydroelectric power generation water flow sampling system according to claim 1, wherein: the fixing plate (14) and the connecting screw rod (9) are connected in a threaded mode, the fixing plate (14) and the sealing block (15) are connected in an adhesion mode, and the sealing block (15) is made of rubber.
5. A hydroelectric power generation water flow sampling system according to claim 1, wherein: both sides all are provided with stopper (16) around sealed piece (15), just stopper (16) through spread groove (17) with first water storage box (11) are connected, and spread groove (17) are seted up in the inner wall of first water storage box (11).
6. The hydroelectric power generation water flow sampling system of claim 5, wherein: the connection mode of the limiting block (16) and the sealing block (15) is bonding, the limiting block (16) is distributed on the outer wall of the sealing block (15) at equal intervals, and the limiting block (16) is in sliding connection with the connecting groove (17).
7. A hydroelectric power generation water flow sampling system according to claim 1, wherein: the first magnet (18) and the sealing block (15) are connected in a welding mode, the first magnet (18) and the second magnet (19) are arranged in opposite directions and are of different magnetic poles, the second magnet (19) and the inner wall of the first water storage tank (11) are fixedly welded, meanwhile, the inner structure of the first water storage tank (11) is respectively identical to the inner structures of the second water storage tank (12) and the third water storage tank (13), and the distances between the first water storage tank (11), the second water storage tank (12) and the third water storage tank (13) and the bottom of the first box body (1) are sequentially increased.
8. A hydroelectric power generation water flow sampling system according to claim 1, wherein: the bottom plate (21) with the connected mode of shutoff piece (22) is for bonding, just shutoff piece (22) are the rubber material, and the size of shutoff piece (22) with the size of water inlet (23) is identical.
9. A hydroelectric power generation water flow sampling system according to claim 1, wherein: the number of the limiting parts (24) is 4, the limiting parts (24) are all connected with the inner wall of the first water storage tank (11) in a welding mode, and the bottom plate (21) is located inside the first water storage tank (11) through the elastic spring (25) to form a telescopic structure.
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| CN202111188875.5A CN113884336B (en) | 2021-10-12 | 2021-10-12 | Hydroelectric generation rivers sampling system |
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| CN202111188875.5A CN113884336B (en) | 2021-10-12 | 2021-10-12 | Hydroelectric generation rivers sampling system |
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