CN116793507A - Groundwater level temperature detection device - Google Patents

Groundwater level temperature detection device Download PDF

Info

Publication number
CN116793507A
CN116793507A CN202311083148.1A CN202311083148A CN116793507A CN 116793507 A CN116793507 A CN 116793507A CN 202311083148 A CN202311083148 A CN 202311083148A CN 116793507 A CN116793507 A CN 116793507A
Authority
CN
China
Prior art keywords
fixed
wall
shaped
rod
protective shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202311083148.1A
Other languages
Chinese (zh)
Other versions
CN116793507B (en
Inventor
李传磊
于令芹
魏时文
罗斐
王燕
王邵霞
吴瑞雪
马河宽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
No 801 Hydrogeological Engineering Geology Brigade of Shandong Bureau of Geology and Mineral Resources
Original Assignee
No 801 Hydrogeological Engineering Geology Brigade of Shandong Bureau of Geology and Mineral Resources
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by No 801 Hydrogeological Engineering Geology Brigade of Shandong Bureau of Geology and Mineral Resources filed Critical No 801 Hydrogeological Engineering Geology Brigade of Shandong Bureau of Geology and Mineral Resources
Priority to CN202311083148.1A priority Critical patent/CN116793507B/en
Publication of CN116793507A publication Critical patent/CN116793507A/en
Application granted granted Critical
Publication of CN116793507B publication Critical patent/CN116793507B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Geophysics And Detection Of Objects (AREA)

Abstract

The invention discloses a groundwater level and water temperature detection device, and relates to the technical field of groundwater detection. The device comprises a device main body, wherein a display module is arranged at the top of the device main body, a pull rope is arranged in the device main body, a protective shell is fixed at one end of the pull rope far away from the device main body, a temperature detector is fixed at the top of the inner wall of the protective shell, a through hole is formed in the outer wall of the protective shell, a filter screen is fixed in the through hole, and the device further comprises an anti-winding device; the anti-winding device comprises an electric push rod, a counterweight circular block, a conical disc, an L-shaped scraping rod and a motor, wherein the electric push rod is fixed at the bottom of the protective shell. According to the invention, through the arrangement of the anti-winding device, the motor and the conical disk are matched to drive the L-shaped scraping rod to cut the blocking object such as aquatic plants in the underground water, so that the problem that the blocking object blocks the downward movement of the temperature detector is avoided, and the temperature detector is convenient to detect the temperatures of the underground water with different depths.

Description

Groundwater level temperature detection device
Technical Field
The invention relates to the technical field of groundwater detection, in particular to a groundwater level and water temperature detection device.
Background
The underground water quality monitoring of a specific area is an important work point for ensuring the water quality safety, the temperature is an important index of the water quality, the temperatures of water layers with different depths are different, and when the water quality is detected, the common practice is to send a water temperature detection sensor to the sampling depth so as to obtain the water temperature of the corresponding sampling position.
Patent publication number CN 206818240U's patent discloses a groundwater level temperature detection device, including measuring rope, probe, guard shield, bolt and weight, the probe sets up at the foremost of measuring rope, the foremost setting of measuring rope is in the middle of the guard shield is inside, and the guard shield side is equipped with the hole of permeating water of taking the filter screen, the guard shield top is equipped with the connector, and the connector surface is equipped with the external screw thread of taking tapering and top fluting, and external screw thread outside coupling nut, the nut top is equipped with two symmetrical arc pieces, is equipped with the round hole on the arc piece, the bolt passes the round hole and is fixed on the arc piece with measuring rope, and the weight is connected to the guard shield below, the weight is for falling cone, and the weight is inside to be equipped with vertical bracing piece, and the bracing piece top is equipped with the horizontally layer board, there is the space between layer board and the weight, the junction of bracing piece and layer board is equipped with the swivel ball, be equipped with 2-4 little steel balls on the layer board, the diameter of little steel ball is greater than the size in space, this patent structure is exquisite, and convenient to use, and quick accurate is measured to the rope.
However, the current water temperature detection device has the following problems: when the water temperature detection device detects the water temperature of the underground water, the water plants and other barriers in the underground water can block the water temperature detection device from falling to the water level of the underground water with different depths, so that the water temperature detection device is inconvenient to detect the temperature of the underground water with different depths, manual cleaning is needed, the detection efficiency of the water temperature of the underground water level is reduced, and therefore, the water temperature detection device for the underground water level is provided.
Disclosure of Invention
The invention aims to provide a water temperature detection device for groundwater level, which solves the problems that when the water temperature detection device is used for detecting the groundwater temperature, the water temperature detection device is prevented from being lowered to the position corresponding to the groundwater level by blocking objects such as aquatic plants in the groundwater, so that the water temperature detection device is inconvenient to detect the temperatures of the groundwater with different depths, and the detection efficiency of the groundwater level and the water temperature is reduced.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a groundwater level temperature detection device, includes the device main part, the top of device main part is provided with the display module, the inside of device main part is provided with the stay cord, the one end that the stay cord kept away from the device main part is fixed with the protecting crust, the inner wall top of protecting crust is fixed with temperature detector, the outer wall department of protecting crust has seted up the opening, and the inside of opening is fixed with the filter screen, still includes antiwind device, suction device, spouts bubble device and even device;
the anti-winding device comprises an electric push rod, a counterweight circular block, a conical disc, an L-shaped scraping rod and a motor, wherein the electric push rod is fixed at the bottom of a protective shell, the counterweight circular block is fixed at the bottom of the electric push rod, the motor is embedded at the bottom of the counterweight circular block, the conical disc is fixed at the bottom of the output end of the motor, the L-shaped scraping rod is fixed at the outer wall of the conical disc, the L-shaped scraping rod is in contact with the outer wall of the protective shell, the counterweight circular block is used for carrying out counterweight for the protective shell, the counterweight circular block increases the stability of the protective shell, the problem that the temperature detector shifts or deviates from a target position due to hydrodynamic action or the pressure of water flow is solved, the motor drives the L-shaped scraping rod to rotate, and meanwhile, the L-shaped scraping rod cuts aquatic plants in underground water and the like, so that the temperature detector is prevented from blocking the problem that the temperature detector moves downwards, and the temperature detector is convenient to detect the temperature of underground water with different depths.
According to the technical scheme, antiwind device still includes lug ring, U-shaped push rod, flexible slide bar, the lug ring is fixed at the top of counter weight circle piece, flexible slide bar slidable mounting is close to one side of protecting crust at L shape scraper bar, U-shaped push rod is fixed and is kept away from the one end of L shape scraper bar at flexible slide bar, the one end that flexible slide bar was kept away from to U-shaped push rod is fixed with half arc piece, the outer wall department of lug ring is fixed with the lug, the lug of lug ring is located the half arc piece motion track of U-shaped push rod, and the lug ring promotes U-shaped push rod and pushes away from L shape scraper bar with the aquatic plant etc. that winds in L shape scraper bar department at the lug ring simultaneously to avoided aquatic plant etc. to block the problem of barrier such as L shape scraper bar cutting aquatic plant etc. performance, the flexible end of electric putter promotes the counter weight circle piece and drives toper dish and L shape scraper bar downwardly moving simultaneously, thereby makes the L shape scraper bar dynamic to cut aquatic plant etc. barrier, thereby has further improved L shape scraper bar cutting aquatic plant etc. and blocking thing efficiency.
According to the technical scheme, suction device includes dead lever, stopper dish, the dead lever is fixed at the top of counter weight circle piece, and the dead lever runs through and slidable mounting is in the bottom of protecting crust, stopper dish is fixed at the top of dead lever, and stopper dish slidable mounting is in the inside of protecting crust, promotes counter weight circle piece at electric putter's flexible end at every turn and drives the dead lever and move down, and the dead lever drives stopper dish extraction groundwater and will enter into the protecting crust fast through the opening of protecting crust with the groundwater of corresponding water level to avoided the groundwater of different water level layers to mix around temperature detector, influence temperature detector to the problem of groundwater temperature detection of different water level layers, and then improved the detection precision to different water level layer groundwater.
According to the technical scheme, suction device still includes protection circle shell, L shape inclined plane board, a plurality of locating lever, the protection circle shell is fixed at the top of stopper dish, and the protection circle shell sets up in the outside of temperature detector, a plurality of locating lever slidable mounting is in the inner wall below of protection circle shell, L shape inclined plane board slidable mounting is equipped with the spring between two adjacent locating levers between the inner wall of just L shape inclined plane board and protection circle shell under the spring force effect that L shape inclined plane board corresponds for L shape inclined plane board stabilizes the centre gripping to temperature detector, thereby avoided temperature detector to appear rocking at the removal in-process, lead to temperature detector's physical structure and part to cause the problem of damage.
According to the technical scheme, the bubble spraying device comprises a ring pipe, a nozzle and a net surface shell, wherein the ring pipe is fixed at the bottom of the inner wall of a protective shell, an air inlet is formed in the top of the ring pipe, the nozzle is fixed at the bottom of the ring pipe and penetrates through the bottom of the protective shell, the net surface shell is fixed at the bottom of the protective shell, the nozzle is arranged in the net surface shell, meanwhile, a fixing rod drives a plug disc to extrude air inside the protective shell into the ring pipe, the ring pipe transmits air to the nozzle to spray, the sprayed air can pass through the net surface shell, under the effect of the net surface shell, the net surface shell disperses small bubbles in water, and when the formed small bubbles contact with blocking objects such as aquatic plants, the blocking objects such as aquatic plants can be adsorbed on the surface of the bubbles and float along with the bubbles, and the blocking objects can be removed from the surface of the L-shaped scraping rod.
According to the technical scheme, spout bubble device still includes to touch wheel, bull stick, fan leaf, the conflict wheel passes through the inner wall bottom of frame plate rotation installation at the guipure, and the outer wall contact of conflict wheel and dead lever, the bull stick is fixed in the pivot outer wall department of touching the wheel, fan leaf is fixed in the outer wall department of bull stick, and the dead lever promotes simultaneously and touches the wheel rotation, and the bull stick drives fan leaf and stirs the inside rivers of guipure to promoted groundwater in the guipure bubble to the diffusion all around of protecting crust, thereby improved the efficiency that the aquatic plant etc. that bubble and L shape scraped the pole surface blocked the thing and contacted.
According to the technical scheme, the uniform device comprises the swivel and the plurality of inclined blades, the swivel is fixed at the top of the L-shaped scraping rod and sleeved outside the protective shell, the plurality of inclined blades are uniformly and equidistantly fixed at the outer wall of the swivel, and when the electric push rod is not started, the swivel forms protection at the through hole of the protective shell, so that the problem that when the protective shell drives the temperature detector to move downwards, groundwater in different water level layers is contacted with the temperature detector, and abnormal detection of the temperature detector is caused is avoided; meanwhile, the L-shaped scraping rod drives the protective shell to drive the inclined blades to stir the underground water around the protective shell, and the underground water is stirred, so that the temperatures in the same depth water body can be better mixed and uniformly distributed, the temperature difference can be reduced, and the detection precision of temperature change can be improved.
According to the technical scheme, even device still includes a plurality of U-shaped and beats pole, a plurality of brush board, and a plurality of brush board is even equidistant to be fixed in the inner wall department of swivel, and brush board and the filter screen outer wall contact of protecting crust, a plurality of U-shaped beats the one end of pole and all runs through and slidable mounting in swivel outer wall department, and the one end of U-shaped beats the pole and the top outer wall contact of brush board, a plurality of U-shaped beat the other end of pole and the outer wall top contact of protecting crust, be equipped with the spring between U-shaped and the swivel, the top outer wall department of protecting crust is fixed with protruding ball piece, protruding ball piece of protecting crust is located the other end motion track of U-shaped and beats the pole, and the swivel drives the brush board simultaneously and brushes the clearance to the filter screen of protecting crust to avoided the filter screen of protecting crust to be blocked up, lead to groundwater to enter into the unusual problem in the protecting crust, the protruding ball piece of protecting crust promotes the protruding ball piece of U-shaped to beat the pole and brush the top of protecting crust vibration, thereby has promoted the efficiency of brushing the filter screen clearance to the protecting crust.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the invention, through the arrangement of the anti-winding device, the counterweight round block is used as the protective shell for counterweight, the stability of the protective shell is increased by the counterweight round block, the problem that the temperature detector shifts or deviates from the target position due to hydrodynamic force action or water flow pressure is solved, meanwhile, the motor and the conical disc are matched to drive the L-shaped scraping rod to cut the blocking object such as aquatic plants in the groundwater, so that the problem that the blocking object blocks the downward movement of the temperature detector is avoided, and the temperature detector is convenient for detecting the temperatures of the groundwater with different depths; simultaneously L shape scrapes pole, flexible slide bar, U-shaped push rod and lug ring cooperation make U-shaped push rod with the aquatic plant etc. barrier of winding in L shape scrape pole department push away from L shape and scrape the pole to avoided barrier such as aquatic plant to twine in L shape to scrape pole department, influence the problem that barrier properties such as L shape scrape pole cutting aquatic plant etc. the cooperation of electric putter, counter weight circle piece and toper dish drive L shape simultaneously and scrape the pole dynamic barrier and cut aquatic plant etc. barrier, thereby further improved the efficiency that barrier such as L shape scraped pole cutting aquatic plant etc..
(2) According to the invention, through the arrangement of the suction device, when the telescopic end of the electric push rod pushes the counterweight round block to move downwards each time, the counterweight round block and the fixed rod are matched to drive the plug disc to extract the groundwater, and the groundwater with corresponding water level is quickly introduced into the protective shell through the through hole of the protective shell, so that the problems that the groundwater with different water level layers is mixed around the temperature detector and the temperature detector is influenced to detect the groundwater with different water level layers are avoided, and the detection precision of the groundwater with different water level layers is improved; simultaneously under the spring force effect that L shape inclined plane board corresponds for L shape inclined plane board stabilizes the centre gripping to temperature detector, thereby avoided temperature detector to appear rocking at the removal in-process, lead to temperature detector's physical structure and part to cause the problem of damage.
(3) According to the invention, through the arrangement of the foam spraying device, the fixed rod, the plug disc and the protective shell are matched, so that the plug disc extrudes air in the protective shell into the annular pipe, the annular pipe transmits the air to the nozzle for spraying, the sprayed air passes through the net surface shell, and under the action of the net surface shell, the net surface shell disperses small air bubbles in water, and when the formed small air bubbles are contacted with the blocking objects such as aquatic plants, the blocking objects such as aquatic plants can be adsorbed on the surfaces of the air bubbles and float together with the air bubbles, so that the blocking objects can be removed from the surface of the L-shaped scraping rod; simultaneously when the dead lever moves downwards, dead lever, conflict wheel and bull stick cooperation drive fan movable vane stir the inside rivers of guipure to promoted groundwater in the guipure and carried the bubble to the diffusion all around of protecting crust, thereby improved the efficiency that bubble contacted with aquatic plant etc. on L shape scratch pole surface.
(4) According to the invention, through the arrangement of the uniform device, the swivel forms protection at the port of the protective shell, so that the problem that when the protective shell drives the temperature detector to move downwards, groundwater in different water level layers contacts with the temperature detector to cause abnormal detection of the temperature detector is avoided; meanwhile, the L-shaped scraping rod drives the protective shell to rotate, the protective shell drives the inclined blades to stir the underground water around the protective shell, and the underground water is stirred, so that the temperatures in the water body at the same depth can be better mixed and uniformly distributed, the temperature difference is reduced, and the detection precision of the temperature change is improved; meanwhile, the rotating ring drives the brush plate to brush and clean the filter screen of the protective shell, so that the problem that underground water enters the protective shell abnormally is avoided, the convex ball block of the protective shell pushes the U-shaped knocking rod to knock the brush plate, the brush plate vibrates, and the efficiency of brushing and cleaning the filter screen of the protective shell by the brush plate is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall invention;
FIG. 2 is a schematic cross-sectional view of a part of the overall structure of the present invention;
FIG. 3 is a schematic cross-sectional view of a part of the structure of the anti-winding device of the present invention;
FIG. 4 is a schematic view of a partial structure of an anti-winding device according to the present invention;
FIG. 5 is a schematic view of an attraction of the present invention;
FIG. 6 is a schematic cross-sectional view of a partial structure of the suction device of the present invention;
FIG. 7 is a schematic view of a bubble jet apparatus of the present invention;
FIG. 8 is a schematic view of a part of the bubble jet apparatus of the present invention;
fig. 9 is a schematic view of a uniformity apparatus in accordance with the present invention.
In the figure: 1. a device body; 11. a display module; 12. a pull rope; 13. a protective shell; 14. a temperature detector; 2. an anti-winding device; 21. an electric push rod; 22. a counterweight round block; 23. a conical disk; 24. an L-shaped scraping rod; 25. a motor; 26. a bump ring; 27. a U-shaped push rod; 28. a telescopic slide bar; 3. suction means; 31. a fixed rod; 32. a plug disc; 33. a protective round shell; 34. an L-shaped inclined plate; 35. a positioning rod; 4. a bubble spraying device; 41. a grommet; 42. a nozzle; 43. a mesh shell; 44. a contact wheel; 45. a rotating rod; 46. fan blades; 5. a homogenizing device; 51. a swivel; 52. oblique leaves; 53. a U-shaped striking rod; 54. and brushing the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment 1 referring to fig. 1 to 6, the present invention provides the following technical solutions: the utility model provides a groundwater level temperature detection device, includes device main part 1, and the top of device main part 1 is provided with display module 11, and the inside of device main part 1 is provided with stay cord 12, and stay cord 12 keeps away from the one end of device main part 1 and is fixed with protecting crust 13, and the inner wall top of protecting crust 13 is fixed with temperature detector 14, and the outer wall department of protecting crust 13 has seted up the opening, and the inside of opening is fixed with the filter screen, still includes anti-winding device 2, suction device 3;
the antiwind device 2 comprises an electric push rod 21, a counterweight round block 22, a conical disc 23, an L-shaped scraping rod 24 and a motor 25, wherein the electric push rod 21 is fixed at the bottom of the protective shell 13, the counterweight round block 22 is fixed at the bottom of the electric push rod 21, the counterweight round block 22 is used for balancing the protective shell 13, the counterweight round block 22 increases the stability of the protective shell 13, the problem that the temperature detector 14 shifts or deviates from a target position due to hydrodynamic force or water flow pressure is reduced, the motor 25 is embedded at the bottom of the counterweight round block 22, the conical disc 23 is fixed at the bottom of the output end of the motor 25, the L-shaped scraping rod 24 is fixed at the outer wall of the conical disc 23, the L-shaped scraping rod 24 is in contact with the outer wall of the protective shell 13, and meanwhile, the motor 25 drives the conical disc 23 to drive the L-shaped scraping rod 24 to cut water plants and other barriers in groundwater, so that the problem that the temperature detector 14 moves downwards is prevented, and the temperature detector 14 detects groundwater with different depths is facilitated.
The antiwind device 2 still includes lug ring 26, U-shaped push rod 27, flexible slide bar 28, the lug ring 26 is fixed at the top of counter weight circle piece 22, flexible slide bar 28 slidable mounting is in the one side that L shape is scraped pole 24 and is close to protecting crust 13, U-shaped push rod 27 is fixed in the one end that L shape is scraped pole 24 is kept away from to flexible slide bar 28, the one end that flexible slide bar 28 was kept away from to U-shaped push rod 27 is fixed with half arc piece, the outer wall department of lug ring 26 is fixed with the lug, the lug of lug ring 26 is located the half arc piece motion track of U-shaped push rod 27, simultaneously lug ring 26 promotes U-shaped push rod 27 and pushes away from L shape to scrape pole 24 with the aquatic plant etc. that twines in L shape is scraped pole 24 department with the aquatic plant etc. barrier that twines, influence the problem of L shape is scraped pole 24 cutting aquatic plant etc. barrier performance, simultaneously electric putter 21 promotes counter weight circle piece 22 and drives toper dish 23 and L shape is scraped pole 24 and moves down, thereby make L shape 24 dynamic aquatic plant etc. barrier cutting, thereby further improved L shape is scraped pole 24 and is blocked aquatic plant etc. and is blocked the efficiency.
The suction device 3 comprises a fixed rod 31 and a plug disc 32, wherein the fixed rod 31 is fixed at the top of the counterweight circular block 22, the fixed rod 31 penetrates through and is slidably mounted at the bottom of the protective shell 13, the plug disc 32 is fixed at the top of the fixed rod 31, the plug disc 32 is slidably mounted inside the protective shell 13, when the telescopic end of each electric push rod 21 pushes the counterweight circular block 22 to move downwards, the counterweight circular block 22 drives the fixed rod 31 to drive the plug disc 32 to move downwards, and the plug disc 32 draws groundwater to quickly enter the groundwater with corresponding water level into the protective shell 13 through a through hole of the protective shell 13, so that the problem that the groundwater with different water level layers is mixed around the temperature detector 14 to influence the groundwater temperature detection of the temperature detector 14 with different water level layers is avoided, and the detection accuracy of the groundwater with different water level layers is further improved.
The suction device 3 further comprises a protection round shell 33, an L-shaped inclined plate 34 and a plurality of positioning rods 35, wherein the protection round shell 33 is fixed at the top of the plug tray 32, the protection round shell 33 is arranged outside the temperature detector 14, the plurality of positioning rods 35 are slidably mounted below the inner wall of the protection round shell 33, the L-shaped inclined plate 34 is slidably mounted between two adjacent positioning rods 35, a spring is arranged between the L-shaped inclined plate 34 and the inner wall of the protection round shell 33, and the L-shaped inclined plate 34 is enabled to stably clamp the temperature detector 14 under the action of the elastic force of the spring corresponding to the L-shaped inclined plate 34, so that the problem that the temperature detector 14 is damaged due to the physical structure and parts of the temperature detector 14 caused by shaking in the moving process is avoided.
When the device is used, the device body 1 is placed in an underground water area to be detected, the pull rope 12 is put down by the device body 1, the pull rope 12 drives the protective shell 13 and the temperature detector 14 to extend into underground water, the counterweight round block 22 counterweights the protective shell 13, the counterweight round block 22 increases the stability of the protective shell 13, the problem that the temperature detector 14 shifts or deviates from a target position due to hydrodynamic force or water flow pressure is solved, meanwhile, the motor 25 is started, the motor 25 drives the conical disc 23 to rotate, the conical disc 23 drives the L-shaped scraping rod 24 to rotate, the L-shaped scraping rod 24 cuts barriers such as aquatic plants in the underground water, so that the problem that the barrier blocks the temperature detector 14 to move downwards is avoided, and the temperature detector 14 is convenient to detect the temperatures of the underground water with different depths; simultaneously, the L-shaped scraping rod 24 drives the U-shaped pushing rod 27 to rotate through the telescopic sliding rod 28, the lug of the lug ring 26 pushes the half-arc block of the U-shaped pushing rod 27 to drive the U-shaped pushing rod 27 to move towards the L-shaped scraping rod 24, the U-shaped pushing rod 27 pushes the aquatic plant and other barriers wound at the L-shaped scraping rod 24 away from the L-shaped scraping rod 24, and therefore the problem that the aquatic plant and other barriers are cut by the L-shaped scraping rod 24 are influenced is avoided, the telescopic sliding rod 28 is extruded by the U-shaped pushing rod 27 to be compressed, when the lug of the lug ring 26 does not push the half-arc block of the U-shaped pushing rod 27, the telescopic sliding rod 28 drives the U-shaped pushing rod 27 to reset under the elastic force of the telescopic sliding rod 28, meanwhile, the electric pushing rod 21 is started, the telescopic end of the electric pushing rod 21 pushes the counterweight circular block 22 to move downwards, and the conical disc 23 and the L-shaped scraping rod 24 move downwards, and therefore the aquatic plant and other barriers are cut by the L-shaped scraping rod 24, the efficiency of cutting the aquatic plant and other barriers is further improved, and the water temperature of the L-shaped scraping rod 24 is greatly influenced when the water temperature is compared with the water temperature, and the water temperature is greatly influenced by the water temperature when the water temperature is detected, and the water temperature is greatly when the water temperature is detected.
Meanwhile, when the telescopic end of the electric push rod 21 pushes the counterweight circular block 22 to move downwards each time, the counterweight circular block 22 drives the fixed rod 31 to move downwards, the fixed rod 31 drives the plug disc 32 to move downwards along the inside of the protective shell 13, and the plug disc 32 draws groundwater to quickly enter the protective shell 13 through the through hole of the protective shell 13, so that the problem that the groundwater of different water level layers is mixed around the temperature detector 14 and the temperature detection of the groundwater of different water level layers by the temperature detector 14 is affected is avoided, and the detection precision of the groundwater of different water level layers is improved; when the telescopic end of the electric push rod 21 drives the counterweight circular block 22 to move upwards, the counterweight circular block 22 drives the fixing rod 31 to move upwards, the fixing rod 31 drives the plug disc 32 to move upwards along the inside of the protective shell 13, the plug disc 32 drives the protective circular shell 33 to be sleeved outside the temperature detector 14, and the L-shaped inclined panel 34 is enabled to clamp the temperature detector 14 stably under the action of the spring force corresponding to the L-shaped inclined panel 34, so that the problem that the temperature detector 14 shakes in the moving process, and the physical structure and parts of the temperature detector 14 are damaged is avoided.
Embodiment 2, please refer to fig. 1-9, based on embodiment 1, the present embodiment further includes a bubble spraying device 4 and a homogenizing device 5;
the bubble spraying device 4 comprises a ring pipe 41, a nozzle 42 and a net surface shell 43, the ring pipe 41 is fixed at the bottom of the inner wall of the protective shell 13, an air inlet is formed in the top of the ring pipe 41, when the fixed rod 31 drives the plug disc 32 to move downwards along the inside of the protective shell 13, the plug disc 32 extrudes air inside the protective shell 13 into the ring pipe 41, the nozzle 42 is fixed at the bottom of the ring pipe 41, the nozzle 42 penetrates through the bottom of the protective shell 13, the net surface shell 43 is fixed at the bottom of the protective shell 13, the nozzle 42 is arranged inside the net surface shell 43, the ring pipe 41 transmits air to the nozzle 42 to spray out, the sprayed air passes through the net surface shell 43, and under the action of the net surface shell 43, small bubbles of the air are dispersed in water, and when the formed small bubbles contact with barriers such as aquatic plants, the barriers such as aquatic plants can be adsorbed on the surfaces of the bubbles and rise together with the bubbles, so that the barriers can be removed from the surfaces of the L-shaped scraping rods 24.
The bubble spraying device 4 further comprises a contact resisting wheel 44, a rotating rod 45 and a fanning blade 46, wherein the contact resisting wheel 44 is rotatably arranged at the bottom of the inner wall of the net shell 43 through a frame plate, the contact resisting wheel 44 is in contact with the outer wall of the fixed rod 31, meanwhile, when the fixed rod 31 moves downwards, the fixed rod 31 pushes the outer wall of the contact resisting wheel 44 to drive the contact resisting wheel 44 to rotate so as to drive the rotating rod 45 to rotate, the rotating rod 45 is fixed at the outer wall of a rotating shaft of the contact resisting wheel 44, the fanning blade 46 is fixed at the outer wall of the rotating rod 45, the fanning blade 46 is driven by the fanning blade 46 to stir water flow in the net shell 43, so that diffusion of bubbles carried by underground water in the net shell 43 to the periphery of the protective shell 13 is promoted, and the contact efficiency of the bubbles and water plants and the like on the surface of the L-shaped scraping rod 24 is improved.
The even device 5 includes swivel 51, a plurality of oblique leaf 52, swivel 51 is fixed at the top of L shape doctor bar 24, and swivel 51 cup joints in the outside of protecting crust 13, when electric putter 21 does not start, swivel 51 forms the protection in the opening department of protecting crust 13, thereby avoided when protecting crust 13 drives temperature detector 14 and move down, the groundwater and the temperature detector 14 contact of different water level layer, lead to temperature detector 14 to detect unusual problem, a plurality of oblique leaf 52 even equidistance is fixed in the outer wall department of swivel 51, L shape doctor bar 24 drives protecting crust 13 drive oblique leaf 52 simultaneously and stirs the groundwater around protecting crust 13, stir the groundwater and can promote the temperature in the same degree of depth water better mix and evenly distributed, help reducing the temperature difference, improve the detection precision to temperature variation.
The even device 5 still includes a plurality of U-shaped rapping bar 53, a plurality of brush board 54 is evenly equidistant to be fixed in the inner wall department of swivel 51, and brush board 54 and the filter screen outer wall contact of protecting crust 13, simultaneously swivel 51 drives brush board 54 and brushes the clearance to the filter screen of protecting crust 13, thereby avoided the filter screen of protecting crust 13 to be stopped up, lead to groundwater to enter into the unusual problem in the protecting crust 13, the one end of a plurality of U-shaped rapping bar 53 all runs through and slidable mounting in swivel 51 outer wall department, and the one end of U-shaped rapping bar 53 contacts with the top outer wall of brush board 54, the other end of a plurality of U-shaped rapping bar 53 contacts with the outer wall top of protecting crust 13, be equipped with the spring between U-shaped rapping bar 53 and the swivel 51, the top outer wall department of protecting crust 13 is fixed with protruding ball piece, protruding ball piece of protecting crust 13 is located on the other end motion track of U-shaped rapping bar 53, shell 13 drives U-shaped rapping bar 53 rotation, protruding ball piece of protecting crust 13 promotes U-shaped rapping bar 53 to brush board 54, thereby the efficiency of cleaning up the filter screen of protecting crust 13 to brush board 54 has promoted.
When the air-blowing device is used, when the fixed rod 31 drives the plug disc 32 to move downwards along the inside of the protective shell 13, the plug disc 32 extrudes air in the protective shell 13 into the annular tube 41, the annular tube 41 transmits the air to the nozzle 42 to be sprayed out, the sprayed air passes through the net surface shell 43, the net surface shell 43 disperses small air bubbles in water under the action of the net surface shell 43, and when the formed small air bubbles are contacted with barriers such as aquatic plants, the barriers such as aquatic plants can be adsorbed on the surfaces of the air bubbles and float together with the air bubbles, so that the barriers can be removed from the surface of the L-shaped scraping rod 24; meanwhile, when the fixing rod 31 moves downwards, the fixing rod 31 pushes the outer wall of the contact abutting wheel 44 to drive the contact abutting wheel 44 to rotate, the contact abutting wheel 44 drives the rotating rod 45 to rotate, the rotating rod 45 drives the fan blades 46 to stir water flow in the net surface shell 43, and therefore diffusion of bubbles carried by underground water in the net surface shell 43 to the periphery of the protective shell 13 is promoted, and therefore the contact efficiency of the bubbles and water plants and other blocking objects on the surface of the L-shaped scraping rod 24 is improved.
Meanwhile, when the electric push rod 21 is not started, the swivel 51 can form protection at the through hole of the protective shell 13, so that the problem that when the protective shell 13 drives the temperature detector 14 to move downwards, groundwater in different water level layers contacts with the temperature detector 14, and the temperature detector 14 detects abnormality is avoided; meanwhile, the L-shaped scraping rod 24 drives the protective shell 13 to rotate, the protective shell 13 drives the inclined blades 52 to stir the underground water around the protective shell 13, and the underground water can be stirred to enable the temperatures in the water body at the same depth to be better mixed and evenly distributed, so that the temperature difference is reduced, and the detection precision of temperature change is improved; meanwhile, the rotating ring 51 drives the brush plate 54 to rotate, the brush plate 54 brushes the filter screen of the protective shell 13 to clean, so that the problem that the filter screen of the protective shell 13 is blocked and underground water enters the protective shell 13 is solved, the protective shell 13 drives the U-shaped knocking rod 53 to rotate, the convex ball block of the protective shell 13 pushes one end of the U-shaped knocking rod 53 to drive the other end of the U-shaped knocking rod 53 to be away from the brush plate 54, and when the convex ball block of the protective shell 13 does not push one end of the U-shaped knocking rod 53, the U-shaped knocking rod 53 resets and knocks the brush plate 54 under the action of the corresponding spring force of the U-shaped knocking rod 53, and the brush plate 54 vibrates, so that the efficiency of brushing the filter screen of the protective shell 13 with the brush plate 54 is promoted.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a groundwater level temperature detection device, includes device main part (1), the top of device main part (1) is provided with display module (11), the inside of device main part (1) is provided with stay cord (12), the one end that device main part (1) was kept away from to stay cord (12) is fixed with protecting crust (13), the inner wall top of protecting crust (13) is fixed with temperature detector (14), the opening has been seted up to the outer wall department of protecting crust (13), and the inside of opening is fixed with the filter screen, its characterized in that: the device also comprises an anti-winding device (2), an attraction device (3), a foam spraying device (4) and a uniform device (5);
the anti-winding device (2) comprises an electric push rod (21), a counterweight circular block (22), a conical disc (23), an L-shaped scraping rod (24) and a motor (25), wherein the electric push rod (21) is fixed at the bottom of a protective shell (13), the counterweight circular block (22) is fixed at the bottom of the electric push rod (21), the motor (25) is embedded at the bottom of the counterweight circular block (22), the conical disc (23) is fixed at the bottom of the output end of the motor (25), the L-shaped scraping rod (24) is fixed at the outer wall of the conical disc (23), and the L-shaped scraping rod (24) is in contact with the outer wall of the protective shell (13).
2. The groundwater level and water temperature detecting device according to claim 1, wherein: antiwind device (2) still include lug ring (26), U-shaped push rod (27), flexible slide bar (28), the top at counter weight circle piece (22) is fixed to lug ring (26), flexible slide bar (28) slidable mounting is close to one side of protecting crust (13) at L shape scraping rod (24), the one end that L shape scraping rod (24) was kept away from at flexible slide bar (28) is fixed to U-shaped push rod (27), the one end that flexible slide bar (28) was kept away from to U-shaped push rod (27) is fixed with half arc piece, the outer wall department of lug ring (26) is fixed with the lug, the lug of lug ring (26) is located the half arc piece motion trail of U-shaped push rod (27).
3. The groundwater level and water temperature detecting device according to claim 2, wherein: the suction device (3) comprises a fixed rod (31) and a plug disc (32), wherein the fixed rod (31) is fixed at the top of the counterweight circular block (22), the fixed rod (31) penetrates through the bottom of the protective shell (13) and is slidably mounted, the plug disc (32) is fixed at the top of the fixed rod (31), and the plug disc (32) is slidably mounted in the protective shell (13).
4. A groundwater level water temperature detection device according to claim 3, characterized in that: the suction device (3) further comprises a protection round shell (33), an L-shaped inclined plate (34) and a plurality of positioning rods (35), wherein the protection round shell (33) is fixed at the top of the plug disc (32), the protection round shell (33) is arranged outside the temperature detector (14), the positioning rods (35) are slidably mounted below the inner wall of the protection round shell (33), the L-shaped inclined plate (34) is slidably mounted between two adjacent positioning rods (35), and a spring is arranged between the L-shaped inclined plate (34) and the inner wall of the protection round shell (33).
5. The groundwater level and temperature detection device according to claim 4, wherein: the bubble spraying device (4) comprises a ring pipe (41), a nozzle (42) and a net surface shell (43), wherein the ring pipe (41) is fixed at the bottom of the inner wall of the protective shell (13), the top of the ring pipe (41) is provided with an air inlet, the nozzle (42) is fixed at the bottom of the ring pipe (41), the nozzle (42) penetrates through the bottom of the protective shell (13), the net surface shell (43) is fixed at the bottom of the protective shell (13), and the nozzle (42) is arranged inside the net surface shell (43).
6. The groundwater level and temperature detection device according to claim 5, wherein: the bubble spraying device (4) further comprises a contact supporting wheel (44), a rotating rod (45) and a fanning blade (46), the contact supporting wheel (44) is rotatably arranged at the bottom of the inner wall of the net surface shell (43) through a frame plate, the contact supporting wheel (44) is in contact with the outer wall of the fixed rod (31), the rotating rod (45) is fixed at the outer wall of the rotating shaft of the contact supporting wheel (44), and the fanning blade (46) is fixed at the outer wall of the rotating rod (45).
7. The groundwater level and temperature detection device according to claim 6, wherein: the even device (5) includes swivel (51), a plurality of oblique leaf (52), the top at L shape scraper bar (24) is fixed to swivel (51), and swivel (51) cup joints in the outside of protecting crust (13), a plurality of oblique leaf (52) even equidistance is fixed in the outer wall department of swivel (51).
8. The groundwater level and temperature detection device according to claim 7, wherein: even device (5) still include a plurality of U-shaped and beat pole (53), a plurality of brush board (54) are evenly equidistant to be fixed in the inner wall department of swivel (51), and brush board (54) and the filter screen outer wall contact of protecting crust (13), a plurality of U-shaped one end of beating pole (53) all runs through and slidable mounting in swivel (51) outer wall department, and the one end of U-shaped beats pole (53) and the top outer wall contact of brush board (54), a plurality of U-shaped other end of beating pole (53) and the outer wall top contact of protecting crust (13), be equipped with the spring between U-shaped beating pole (53) and swivel (51), the top outer wall department of protecting crust (13) is fixed with protruding ball piece, protruding ball piece of protecting crust (13) is located the other end motion trail of U-shaped beating pole (53).
CN202311083148.1A 2023-08-28 2023-08-28 Groundwater level temperature detection device Active CN116793507B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311083148.1A CN116793507B (en) 2023-08-28 2023-08-28 Groundwater level temperature detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311083148.1A CN116793507B (en) 2023-08-28 2023-08-28 Groundwater level temperature detection device

Publications (2)

Publication Number Publication Date
CN116793507A true CN116793507A (en) 2023-09-22
CN116793507B CN116793507B (en) 2023-10-31

Family

ID=88045097

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311083148.1A Active CN116793507B (en) 2023-08-28 2023-08-28 Groundwater level temperature detection device

Country Status (1)

Country Link
CN (1) CN116793507B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117031062A (en) * 2023-10-08 2023-11-10 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) Underground water flow velocity and flow direction single-hole measuring device and application method thereof
CN117129093A (en) * 2023-10-26 2023-11-28 云南竹灵科技有限公司 Hydraulic monitoring device for hydraulic engineering

Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040134289A1 (en) * 1998-02-18 2004-07-15 Savard Donald D. Pig for detecting an obstruction in a pipeline
KR20070012867A (en) * 2007-01-08 2007-01-29 주식회사 지앤지테크놀러지 Groundwater well cleaning device and cleaning method using a synchro-rotator to apply pressure to the groundwater well wall
US20120074074A1 (en) * 2010-09-24 2012-03-29 Palo Alto Research Center Incorporated Self-cleaning screen system and method
US20120180713A1 (en) * 2011-01-18 2012-07-19 Accu-Labs, Inc. Aquatic Vegetation Removal Device and Method
KR101331968B1 (en) * 2013-05-30 2013-11-25 주식회사 한하산업 A rotary screen which is possessed of a cutting apparatus
KR20160149668A (en) * 2015-06-19 2016-12-28 현대제철 주식회사 Molten metal measuring apparatus for preventing adhesive impurities
CN206818240U (en) * 2017-05-17 2017-12-29 江苏省地矿地热能有限公司 A kind of level of ground water temperature detector
CN209639762U (en) * 2019-04-20 2019-11-15 青岛鲁诚祥环境科技有限公司 A kind of aquafarm water quality comprehensive monitoring warning device
CN110496546A (en) * 2019-09-09 2019-11-26 乐清市拼又多电子商务有限公司 It is a kind of for accurately measuring the water temperature and exclusion device of pipeline meter
CN111672235A (en) * 2020-06-19 2020-09-18 安徽天顺环保设备股份有限公司 Bubble vibration dust removal device and implementation method thereof
CN211527941U (en) * 2020-02-15 2020-09-18 李欣 Water quality testing sampling device for environmental engineering
CN212487996U (en) * 2020-05-25 2021-02-09 苏州大学应用技术学院 Antiwind intelligent fish and shrimp ship of throwing something and feeding
CN213068817U (en) * 2020-07-23 2021-04-27 华辰环保能源(广州)有限责任公司 Water quality parameter acquisition device
CN213398497U (en) * 2020-10-13 2021-06-08 吴钰川 Surface water environment monitoring equipment
CN213633387U (en) * 2020-10-20 2021-07-06 山东中衡环境检测有限公司 Water environment detection device waterproof construction
CN113464766A (en) * 2021-07-29 2021-10-01 李全法 Prevent winding of pasture and water and filter screen jam's drain pipe
CN113984144A (en) * 2021-09-10 2022-01-28 赵瑞琳 Hydraulic engineering liquid level detection device
CN113984991A (en) * 2021-10-22 2022-01-28 内蒙古自治区环境监测中心站 Water quality environment monitoring instrument
CN115219735A (en) * 2022-07-18 2022-10-21 林建浩 Water flow velocity measuring sensor
CN116007712A (en) * 2023-03-27 2023-04-25 河北省地质矿产勘查开发局第五地质大队(河北省海洋地质环境调查中心) Hydrologic engineering geology water level monitoring devices
CN116252047A (en) * 2023-05-15 2023-06-13 深圳市智博泰克科技有限公司 Double-light-path composite laser welding galvanometer system

Patent Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040134289A1 (en) * 1998-02-18 2004-07-15 Savard Donald D. Pig for detecting an obstruction in a pipeline
KR20070012867A (en) * 2007-01-08 2007-01-29 주식회사 지앤지테크놀러지 Groundwater well cleaning device and cleaning method using a synchro-rotator to apply pressure to the groundwater well wall
US20120074074A1 (en) * 2010-09-24 2012-03-29 Palo Alto Research Center Incorporated Self-cleaning screen system and method
US20120180713A1 (en) * 2011-01-18 2012-07-19 Accu-Labs, Inc. Aquatic Vegetation Removal Device and Method
KR101331968B1 (en) * 2013-05-30 2013-11-25 주식회사 한하산업 A rotary screen which is possessed of a cutting apparatus
KR20160149668A (en) * 2015-06-19 2016-12-28 현대제철 주식회사 Molten metal measuring apparatus for preventing adhesive impurities
CN206818240U (en) * 2017-05-17 2017-12-29 江苏省地矿地热能有限公司 A kind of level of ground water temperature detector
CN209639762U (en) * 2019-04-20 2019-11-15 青岛鲁诚祥环境科技有限公司 A kind of aquafarm water quality comprehensive monitoring warning device
CN110496546A (en) * 2019-09-09 2019-11-26 乐清市拼又多电子商务有限公司 It is a kind of for accurately measuring the water temperature and exclusion device of pipeline meter
CN211527941U (en) * 2020-02-15 2020-09-18 李欣 Water quality testing sampling device for environmental engineering
CN212487996U (en) * 2020-05-25 2021-02-09 苏州大学应用技术学院 Antiwind intelligent fish and shrimp ship of throwing something and feeding
CN111672235A (en) * 2020-06-19 2020-09-18 安徽天顺环保设备股份有限公司 Bubble vibration dust removal device and implementation method thereof
CN213068817U (en) * 2020-07-23 2021-04-27 华辰环保能源(广州)有限责任公司 Water quality parameter acquisition device
CN213398497U (en) * 2020-10-13 2021-06-08 吴钰川 Surface water environment monitoring equipment
CN213633387U (en) * 2020-10-20 2021-07-06 山东中衡环境检测有限公司 Water environment detection device waterproof construction
CN113464766A (en) * 2021-07-29 2021-10-01 李全法 Prevent winding of pasture and water and filter screen jam's drain pipe
CN113984144A (en) * 2021-09-10 2022-01-28 赵瑞琳 Hydraulic engineering liquid level detection device
CN113984991A (en) * 2021-10-22 2022-01-28 内蒙古自治区环境监测中心站 Water quality environment monitoring instrument
CN115219735A (en) * 2022-07-18 2022-10-21 林建浩 Water flow velocity measuring sensor
CN116007712A (en) * 2023-03-27 2023-04-25 河北省地质矿产勘查开发局第五地质大队(河北省海洋地质环境调查中心) Hydrologic engineering geology water level monitoring devices
CN116252047A (en) * 2023-05-15 2023-06-13 深圳市智博泰克科技有限公司 Double-light-path composite laser welding galvanometer system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
窦舒畅 等: "济南泉域岩溶地下水质量与健康风险评估", 安全与环境工程, vol. 29, no. 5 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117031062A (en) * 2023-10-08 2023-11-10 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) Underground water flow velocity and flow direction single-hole measuring device and application method thereof
CN117031062B (en) * 2023-10-08 2024-01-09 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) Underground water flow velocity and flow direction single-hole measuring device and application method thereof
CN117129093A (en) * 2023-10-26 2023-11-28 云南竹灵科技有限公司 Hydraulic monitoring device for hydraulic engineering
CN117129093B (en) * 2023-10-26 2024-01-12 云南竹灵科技有限公司 Hydraulic monitoring device for hydraulic engineering

Also Published As

Publication number Publication date
CN116793507B (en) 2023-10-31

Similar Documents

Publication Publication Date Title
CN116793507B (en) Groundwater level temperature detection device
CN213349939U (en) Multilayer quality of water normal position monitoring inductor belt cleaning device
CN111250492A (en) Cleaner and cleaning method for pipe wall of house downpipe
CN114459817A (en) Ecological environment water quality detector
CN110208276B (en) Structural concrete apparent defect tester and detection equipment thereof
CN111024911B (en) Water quality combined sensor
CN113269943A (en) Smoke-sensing type fire detection alarm device
CN210243294U (en) Rainwater detection acquisition device capable of avoiding blockage by sundries
CN117053261A (en) Range hood with adjustable air suction angle
CN217655109U (en) Automatic water quality measuring and reporting equipment for hydraulic and hydroelectric engineering
CN108887318B (en) Automatic cream pattern mounting device
CN214918523U (en) Mechanical cleaning device for ceramic tiles
CN213813598U (en) Portable soil moisture detection device
CN215759458U (en) Anti-blocking equipment for building drainage pipe
CN215261930U (en) Portable water flow velocity measuring device for water conservancy detection
CN111257888A (en) Ultrasonic ranging device for civil engineering
CN219694291U (en) Water level measurement wave eliminating device
CN213223921U (en) Perforating device is used in flute processing convenient to clearance piece
CN219038902U (en) Concrete placement quality tester
CN220014480U (en) Wall coating layer scraping device
CN221549792U (en) Liquid level detection device for water treatment equipment
CN215276459U (en) Dust collector for environmental protection detects
CN219456158U (en) Heavy metal soil detection equipment
CN117031062B (en) Underground water flow velocity and flow direction single-hole measuring device and application method thereof
CN221745074U (en) Full-protection zero cross type laser detector

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant