766 results about "Siphon" patented technology

The invention discloses a vacuum breaker device with a self-adaptive variable stroke and an anti-backflow function, and relates to the technical field of valve switches, the vacuum breaker device comprises a valve body and an anti-siphon assembly, a flow channel, an inlet, an outlet and a supplementary air inlet are formed in the valve body, and the inlet, the outlet and the supplementary air inlet are communicated with the flow channel; the anti-siphon assembly comprises a first sealing core, a second sealing core and an elastic piece, and the first sealing core is connected with the second sealing core through the elastic piece, so that the vacuum breaker device has an initial state, a positive pressure state and a siphon state; in an initial state, the first sealing core blocks the air supplementing inlet, and the second sealing core blocks the inlet; in a positive pressure state, the first sealing core blocks the supplementary air inlet, and the inlet communicates with the outlet; in a siphon state, the second sealing core blocks the inlet, and the supplementary air inlet communicates with the outlet; according to the technical scheme provided by the invention, the structure of the vacuum breaker device can be simplified, and meanwhile, the self-adaptability of the vacuum breaker device under different working conditions is improved.

The utility model discloses a prefilter and water consuming system relates to prefilter technical field, wherein prefilter includes shell, filter subassembly and outer skeleton, the shell is provided with water filtration cavity, and is communicated water inlet, water outlet and drain outlet of water filtration cavity, water inlet is communicated with water supply end, water outlet is communicated with water consuming end; the filtering assembly is arranged in the water filtering cavity and comprises a plurality of filtering modules distributed in the first direction, each filtering module is provided with a water passing cavity, a first water passing opening and a second water passing opening, the first water passing openings and the second water passing openings are communicated with the water filtering cavity, the second water passing openings are provided with filtering pieces, and at least part of each filtering piece is obliquely arranged; the outer framework is arranged on the outer side of the filtering assembly and provided with a siphon flow channel, a siphon hole and a first discharging opening, the siphon hole and the first discharging opening are communicated with the siphon flow channel, the siphon hole corresponds to the filtering piece, and the first discharging opening is communicated with the sewage draining opening. According to the technical scheme provided by the utility model, the filtering assembly can be flushed, so that the filtering effect of the filtering assembly is ensured.

The invention relates to the technical field of photo-thermal power generation, in particular to a fused salt ultra-low liquid level conveying device based on a siphon effect, which comprises a hot fused salt storage tank for storing hot fused salt; the molten salt transition tower is a columnar body and is communicated with the hot molten salt storage tank through a siphon pipeline, the height from a pipeline opening, located in one side of the hot molten salt storage tank, of the siphon pipeline to the bottom of the hot molten salt storage tank is smaller than 0.3 m, the top of the molten salt transition tower is connected with a conveying pump, the conveying pump is connected with a conveying pipe, and the conveying pipe is connected with a conveying pipeline. The inlet of the conveying pipe is lower than the molten salt liquid level of the molten salt transition tower; and the bottom of the molten salt transition tower is at least 1.5 m lower than the bottom of the hot molten salt storage tank. The fused salt ultra-low liquid level conveying device based on the siphon effect can greatly reduce waste of a fused salt dead zone of the hot fused salt storage tank.

The utility model discloses a vertical steam-water separator which comprises a tank body, the tank body is communicated with a steam inlet pipe, an exhaust pipe and a drain pipe, a baffle plate for dividing the tank body into an inner cavity and an outer cavity is arranged in the tank body, and a heat insulation material is packaged in the inner cavity, so that the baffle plate can be kept in a high-temperature state. And water vapor entering the tank body is prevented from being cooled and condensed on the surface of the baffle plate with relatively low temperature. The inner cavity is fixedly arranged on the tank body through two nested and separated barrels, a through hole is formed between the two barrels, high-temperature water in the steam-water separator can be kept for a period of time in the tank body through the two barrels, continuous evaporation of the high-temperature water is facilitated, after the liquid level exceeds the through hole, the electronic liquid level meter sends out a signal, the PLC control system opens the electronic valve, and the steam-water separator is started. The drainage work is completed through the siphon principle.

The utility model discloses a water delivery pipeline inverted siphon device capable of automatically flushing and discharging sludge, which is characterized in that an air compression device is arranged in a water inlet equipment well, an air flushing valve is arranged behind the air compression device, the other side of the air flushing valve is connected with an air flushing pipe, and the air flushing pipe penetrates through the water inlet equipment well and then extends to the bottom of a water inlet of a descending pipe; the air flushing pipe is communicated with the bottom of the parallel pipe through an inclined tee joint at a certain distance, is communicated with the bottom of the sludge hopper through a regular tee joint, is communicated with the bottom of the ascending pipe through a regular tee joint at a certain distance, and is provided with an adding ring at the tail end of the regular tee joint, and an air outlet hole is formed in the adding ring. The device can automatically flush and discharge sludge according to the deposition degree of the water conveying pipeline, sludge deposited at the bottom of the inverted siphon pipe is flushed into the sludge hopper through compressed air, and then the sludge deposited at the bottom of the sludge hopper is lifted to a sludge discharge wet well through the compressed air and then discharged out of the system.

The present invention discloses an anti-siltation and anti-impact water-dividing structure for the intersection of a karst tunnel and an underground river. The structure utilizes an upstream water-dividing weir, a downstream force-dissipating weir, a porous box culvert-type V-shaped inverted siphon water pipe and an open overflow channel, so that the karst tunnel structure divides the underground river intersecting therewith into upper and lower water-passing sections; the lower water-passing section is a porous box culvert-type V-shaped inverted siphon water pipe, and the upper water-passing section is an open overflow channel. The water-dividing structure of the present invention diverts the underground river through the karst tunnel according to the dry season and the flood season. The buried depth of the V-shaped inverted siphon hole water pipe is shallow, and there is no need to adjust the water flow gradient of the underground river. In addition, the V-shaped inverted siphon hole water pipe solves the problem of siltation on the upstream side of the lining structure of the upstream karst tunnel. At the same time, the water-dividing weir reduces the impact load of the water flow on the lining structure during the flood season, so that the upper and lower diverted water loads achieve a certain degree of balance.

The invention relates to the technical field of photo-thermal power generation, in particular to a tower type photo-thermal fused salt falling energy dissipation and siphon pressure stabilizing device which comprises a fused salt energy dissipation tower, the fused salt energy dissipation tower is a columnar body, the top of the fused salt energy dissipation tower is connected with a fused salt liquid inlet pipeline, and the bottom of the fused salt energy dissipation tower is provided with a fused salt energy dissipation pool; high-temperature fused salt is conveyed to the fused salt energy dissipation pool through a fused salt liquid inlet pipeline; the hot fused salt storage tank is communicated with the fused salt energy dissipation tower through a siphon pipeline, fused salt in the fused salt energy dissipation pool is conveyed to the hot fused salt storage tank through the siphon pipeline, and an outlet, located on one side of the hot fused salt storage tank, of the siphon pipeline is higher than an inlet, located on one side of the fused salt energy dissipation pool, of the siphon pipeline. According to the tower type photo-thermal fused salt falling energy dissipation and siphon pressure stabilizing device, the risks of high-frequency vibration and cavitation erosion are remarkably reduced.

The invention discloses a siphon power generation device which comprises a water storage pipe, a siphon located in the water storage pipe and a TENG power generation device located at the end of the siphon, and the TENG power generation device is located below the water storage pipe. One end of the siphon penetrates through the bottom of the water storage pipe to be communicated with the TENG power generation device, the other end of the siphon is located in the water storage tank, and the siphon sucks rainwater in the water storage pipe and conveys the rainwater to the TENG power generation device. The siphon power generation device is arranged in a rainwater pipe, so that the kinetic energy of rainwater on the roof can be effectively collected.

The invention discloses a microjet high-pressure homogenizer, and relates to the technical field of homogenizers, the microjet high-pressure homogenizer comprises a rack, a plunger mechanism and a homogenizing mechanism are mounted on the rack, a servo motor is mounted on the rack, the servo motor is in transmission connection with a curved bar mechanism, and the curved bar mechanism is used for pushing materials to be supplied to the plunger mechanism; and the plunger mechanism is used for primarily crushing the materials under the shearing action. The first-stage material storage barrel is used as a total stock bin to store all materials to be treated, the second-stage material storage barrel quantitatively guides the materials into the third-stage material storage hopper through a gap structure formed by the bottom fixing barrel and the barrel cover and the siphonic effect, and when the liquid level of the materials in the second-stage material storage barrel exceeds the top end of the fixing barrel, the materials in the third-stage material storage hopper are discharged. Siphon is formed through the limiting effect of the atmospheric pressure above the liquid level and the gap flow channel, materials continuously and stably flow into the third-stage storage hopper till the materials in the barrel are completely discharged, and the problem that in a traditional feeding mode, feeding is not uniform due to pressure fluctuation or human intervention is solved.

The invention discloses an open-full flow system control method and device for open channel inverted siphon series connection, and belongs to the technical field of water conservancy, and the method comprises the steps: building a time domain open channel control model based on an open channel Saint-Venant equation; establishing a time domain pressure flow control model based on the water hammer control equation of the pressure flow; based on the time domain open channel control model and the time domain pressure flow control model, constructing an open channel inverted siphon series open-full flow system control model; and a model predictive control MPC strategy is adopted to carry out optimization solution on the open channel inverted siphon series open-full flow system control model, optimal control parameters are obtained, and the optimal control parameters are used for controlling the open channel inverted siphon series open-full flow system control model. According to the method, the open channel inverted siphon series open-full flow system can be accurately and effectively controlled.

The application provides a high-temperature tunnel power-free low-temperature river water auxiliary cooling device, which comprises a siphon water suction pipe, a starting device and air supply cooling equipment, the temperature of the river water is lower than the temperature of the tunnel, the siphon water suction pipe comprises a water inlet and a water outlet, the water inlet is directly or indirectly located in a river channel, the water inlet is lower than the water level of the river channel, the elevation of the water inlet is lower than the elevation of the water outlet, the starting device can be connected with the water outlet, and the starting device is used for filling liquid into the cavity of the siphon water suction pipe under the condition that the cavity is not filled with liquid to the full pipe state. The auxiliary cooling device utilizes the siphon effect of the siphon water suction pipe to realize power-free low-temperature river water auxiliary cooling of the high-temperature tunnel, and reduces the energy consumption caused by the traditional water pump and other modes, thereby saving resources and reducing construction cost.

Housing equipped with greywater sorting equipment. This housing includes an analysis cell (60) comprising a siphon (80) installed in a greywater outlet pipe. This siphon comprises: - a fixed body (82) equipped with an inlet pipe (90) and an outlet pipe (92) whose axes (94) of revolution coincide, - a plunger (84) interposed between the inlet pipes (90) and outlet pipes (92) to force the greywater to descend to a lower part (110) of the siphon before rising towards the outlet pipe, - a removable base (86) which completely surrounds the lower part, and - a turbidity sensor (124) fixed, without any degrees of freedom, to the siphon to measure the turbidity of the greywater in the lower part (110) of the siphon or between the lower part and an inlet of the outlet pipe. Fig. 2

The utility model relates to a siphon pipeline drainage device which comprises a building, a gutter and a siphon device, the gutter is arranged on the roof of the building, the siphon device comprises a siphon, a water collecting tank, a sewer pipe, a water suction pipe, an electric valve and a three-way valve, the sewer pipe is connected to the bottom of the water collecting tank, the water suction pipe extends into the gutter, and the water collecting tank is higher than the gutter. The water outlet end of the siphon is lower than the gutter, the water inlet end of the siphon is communicated with the water suction pipe and the sewer pipe through a three-way valve, and an electric valve is arranged on the siphon. In a water storage state, the siphon device can enable rainwater collected by the water collecting tank to flow into the siphon, and the whole siphon is filled with collected water; in the drainage state, the siphon device sucks water in the gutter towards the water suction pipe through the siphon effect, and the water in the gutter is drained to the siphon through the water suction pipe and then drained outdoors. According to the siphon pipeline drainage device, accumulated water in a gutter can be drained in time when the rainfall is large, and the problem that a building leaks rain when the gutter is full of water is solved.

The utility model discloses a novel drainage pump and drainage equipment, and relates to the drainage pump technical field, the novel drainage pump comprises a shell, a water outlet pipe and a control assembly, a water pump motor is installed in the shell, the water outlet pipe comprises a first pipeline and a control pipeline which are mutually communicated, one end of the first pipeline far away from the control pipeline is communicated with the water outlet end of the water pump motor; the control assembly communicates with the control pipeline to control on-off of the water outlet pipe. The control assembly is adopted to control on-off of the water outlet pipe, when the water pump motor is started, the water outlet pipe is kept smooth, and when the water pump motor stops working, the control assembly cuts off a flow path of the water outlet pipe, so that the siphon effect and liquid backflow are avoided, the stability and safety of the system are improved, and the user experience is improved.

The invention discloses a sludge dewatering device and method based on a siphon principle, and relates to the technical field of soil dewatering. The device comprises a high-level water tank with a valve, a low-level water tank, a dehydration container and a three-dimensional drainage grid, wherein the high-level water tank is communicated with the low-level water tank through a vertical pipe; the top of the dehydration container is hermetically connected with a cover body with a through hole, the through hole is communicated with the vertical pipe through an elbow and a transverse pipe, the three-dimensional drainage grid comprises a vertical drainage rope and a water guide rope, and a top rope bundle head is inserted into the elbow. During working, water flow in the high-level water tank forms siphoning, and the transverse pipe generates negative pressure to drive sludge water to be discharged into the low-level water tank through the drainage grid and the pipeline. The device is free of power and chemical agents, simple and portable in structure, rapid to assemble, uniform and efficient in dehydration and suitable for engineering construction, disaster emergency and other scenes, and in-situ resource utilization of soil is achieved.

The present invention provides an automatic stop device that simplifies the structure, improves the responsiveness and reliability of stopping fluid delivery, and enables rapid stopping of fluid delivery in emergencies, as well as a siphon-type fluid delivery pump equipped with this automatic stop device. [Solution] The device includes a float 212 that detects the liquid level in the container to which the liquid is being delivered, and a storage section 213 that houses the float and holds air. A communication hole 214 is opened at the top of the storage section, and the held air is sent to the discharge valve 14 of the pump 1 via an air inlet tube 215. A slide valve 211 that operates in response to the float rising connects the top of the storage section and the air inlet tube via the communication hole when the float rises to a predetermined position. As a result, the discharge valve is closed by the released air, the liquid flow in the discharge hose 15 is restricted, and the liquid delivery of the siphon-type liquid delivery pump is stopped. This provides an automatic stop device 2 and a siphon-type liquid delivery pump having an automatic stop device.

The present application relates to a kind of oil well metering technical field, and is a kind of oil well production metering device, metering method, the former includes the pipeline expansion pipe being connected with upper chamber in the upper part of upper chamber, siphon pipe and communication pipe are arranged between upper chamber and lower chamber, siphon pipe inlet is connected with upper chamber, siphon pipe outlet is connected with lower chamber, siphon pipe upper portion elbow pipe is located in the upper part of upper chamber, water content measuring instrument is arranged on siphon pipe, liquid level sensing unit is set at the position corresponding siphon pipe upper portion elbow pipe and siphon pipe inlet in the inside or outside of upper chamber, the end of communication pipe is connected with upper chamber at the position higher than siphon pipe upper portion elbow pipe.The present application utilizes siphon principle to realize the change of oil well production output from irregular oil-gas mixed phase flow to regular gas or liquid single phase flow, realizes the metering of oil well production output, and the metering result can meet the accuracy required by oilfield geology, and the cost is low, safe and reliable, and the degree of automation is high.

The utility model provides a gravity valveless filter and water circulation equipment. The gravity valveless filter comprises a main body (1), an air extractor (2), a flow regulating valve (3) and a turbidity detector (4), a siphon (11) is arranged on the main body (1), the air extractor (2) is connected to the top of the siphon (11), the flow regulating valve (3) is arranged at the power input end of the air extractor (2) and controls power input of the air extractor (2), and the turbidity detector (4) is used for detecting the turbidity of circulating water. The flow regulating valve (3) is linked with the turbidity detector (4), and the opening degree of the flow regulating valve (3) is controlled by the turbidity detected by the turbidity detector (4). According to the gravity valveless filter disclosed by the utility model, the turbidity of circulating water can be accurately controlled.

1. The name of the design product: siphon pot. 2. The use of the design product: the design product is used for extracting liquid. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention discloses a tuned mass damper. The tuned mass damper comprises an installation base, a damping device and a mass tuning assembly. The damping device is arranged on the mounting base, and the mass tuning assembly is arranged on the mounting base and connected with the damping device. The damping device comprises a damping cylinder, a piston assembly and a siphon, the damping cylinder is filled with damping liquid, the siphon is arranged on the outer side of the damping cylinder, the first end and the second end of the siphon communicate with the damping cylinder, the height difference exists between the first end and the second end, and the height of the siphon is located below the liquid level of the damping liquid. The piston assembly is connected with the mass tuning assembly, and at least part of the piston assembly is arranged in the damping liquid so that the piston assembly can move in the damping liquid along with vibration of the mass tuning assembly. According to the tuned mass damper, the problems that a traditional tuned mass damper has excessive suppression during slight vibration and is insufficient in damping during violent vibration can be effectively solved.

The utility model provides a kind of hydrolytic acidification pulse water distribution device, including pulser body and water distribution system, the hydrolytic acidification pool is equipped below pulser body, the supporting leg is fixed with the bottom of pulser body and plays the role of support, the supporting leg position annular array distribution, four The water distribution system is arranged in the inner bottom of the hydrolytic acidification pool, the waterproof board is fixed in pulser body, the waterproof board separates the water inlet area and the water receiving area in pulser body.This scheme is formed by the unique double-chamber pulse generation structure, and the periodic pulse water flow is formed by using siphon effect, the pulse water flow velocity gradient control is realized, the hydraulic mixing stirring action is significantly enhanced, and has the effects of anti-clogging, strong disturbance, pulse period adjustable, low energy consumption and the like.

The application discloses a high-temperature liquid combined cycle cooling system, which comprises a water pump assembly, a siphon assembly and a return pipe, wherein the water pump assembly comprises a liquid inlet pipe, a pump and a water storage pool, the siphon assembly is connected with the water storage pool, the siphon assembly is connected with the return pipe, a confluence device is arranged at the connecting position of the liquid inlet pipe and the pump, the return pipe is inserted into the liquid inlet pipe and connected with the confluence device, the confluence device comprises a honeycomb cylinder, a confluence cone cylinder, a blocking assembly and a belt moving assembly, a plurality of liquid channels are formed in the honeycomb cylinder, the confluence cone cylinder is installed at one end of the honeycomb cylinder, a temperature probe is installed at the center position of the confluence cone cylinder, the temperature probe is electrically connected with a PLC controller installed in the honeycomb cylinder, a vortex groove is arranged on the side of the honeycomb cylinder facing the confluence cone cylinder, the blocking assembly is slidably installed in the vortex groove, a plurality of independent setting grooves are formed in the side of the honeycomb cylinder close to the vortex groove, the independent setting grooves are arranged between every two adjacent liquid channels, and the belt moving assembly is installed in the independent setting groove.

The application discloses an air conditioner refrigeration and heat supply system based on a siphon principle and a running method thereof. The system comprises a refrigerant water system, a refrigerant steam system and a liquid level adjusting device for adjusting a refrigeration temperature. The refrigerant water system comprises a high-position water tank, a siphon starting pump, an evaporation container, a low-position water tank and a heat absorbing device for providing heat required by refrigerant evaporation. The running method comprises three processes of refrigerant water siphon decompression, heat absorbing evaporation and steam compression discharge. The application completely gets rid of the bondage of traditional "four refrigeration components", provides a simpler and more feasible structure form, and can be used as a cold water unit, a water source or air source heat pump and a cold and heat combined supply unit. The application has the characteristics of simple structure, low construction cost and one machine with multiple uses. Since water is used as the refrigerant, the application has the advantages of environmental friendliness, energy saving and emission reduction. Compared with a traditional steam compression cycle refrigeration method, the application has a wider refrigeration temperature range, a higher heat supply grade and a larger theoretical refrigeration coefficient.

The utility model provides a drainage pipeline inverted siphon device capable of automatically dredging and discharging sludge. The drainage pipeline inverted siphon device comprises a water inlet well, a water outlet well, a water inlet well sludge hopper, a water outlet well sludge hopper, an inverted siphon pipe, a water inlet well lifting device, a water outlet well lifting device, an air compression device, a sludge discharging air pipe, an air flushing pipe, an inclined tee joint and a spray head. The top of the water inlet well sludge hopper is communicated with the top of the water outlet well sludge hopper through an inverted siphon. The device has the following advantages: 1, sludge deposited at the bottom of the sludge bucket is lifted to the ground by using an air stripping method and can be pulled away by a sewage suction truck; 2, sludge deposited at the bottom of the inverted siphon is flushed into a sludge hopper of a water outlet well through compressed air, and then the sludge is discharged out of the system through an air stripping method; 3, the same set of air compression device can be adopted as an air source for desilting and sludge discharging, and the energy-saving effect is achieved; the sludge monitor in the water outlet well is used for monitoring the sludge thickness, automatic dredging and sludge discharging are started according to a signal, time and labor are saved, and management is convenient.

The invention discloses an automatic tide tank system based on a siphon principle, which relates to the field of ecological simulation and comprises a main tank, a backpack, a low sewer pipe, a siphon device, a negative pressure ingress pipe, a high sewer pipe, a high sewer pipe ball valve and a low sewer pipe ball valve, the knapsack is fixedly connected to the rear portion of the main cylinder and communicated with the interior of the main cylinder, and the low sewer pipe and the high sewer pipe are both vertically placed in the knapsack. The siphon device further comprises a barrel-shaped cavity and a connecting hole, the connecting hole is formed in the bottom of the barrel-shaped cavity, and the barrel-shaped cavity is arranged at the inlet end of the high sewer pipe in a sleeving mode and used for forming a sealable air chamber at the inlet of the high sewer pipe. And the siphon device is fixed at the inlet end of the high sewer pipe through a connecting hole at the bottom. The applicability and customizability of the system are enhanced, and the whole system is simple in structure and high in stability, can efficiently simulate an intertidal zone of a natural sea area and create a tidal hydrological environment, and meanwhile has a good water purification function.

The utility model discloses a displaceable eccentric siphon floor drain easy to clean, and aims to overcome the defects that in the prior art, a floor drain panel is different from an expected position in installation, an internal channel of a floor drain is too narrow, and the floor drain is inconvenient to clean. The technical problem is solved through the following technical scheme that the siphon flow divider comprises a heightening sleeve, a siphon flow divider arranged in the heightening sleeve and a filtering assembly arranged above the siphon flow divider, the filtering assembly comprises a filtering base, a filtering net and a base panel, and filtering holes are formed in the filtering base; a guide sleeve is arranged at one end of the heightening sleeve, the diameter of the guide sleeve is smaller than that of the heightening sleeve, and the siphon flow divider penetrates through the guide sleeve and then is inserted into the guide sleeve. The axes of the filter hole, the siphon flow divider and the heightening sleeve are not on the same straight line, so that the installation of the filter assembly, the heightening sleeve and the siphon flow divider is not influenced even if the expected position and the final position of the floor drain panel are not on the concentric position during installation.

This invention discloses a top-floating self-draining siphon rainwater hopper, comprising a power-accumulating transmission mechanism and a squeezing drainage assembly. The squeezing drainage assembly includes a sleeve and a plunger connected movably. A drainage chamber is formed inside the sleeve, and both the inlet and the drain pipe are connected to the drainage chamber. The outlet end of the drain pipe is set lower than the inlet. The power-accumulating transmission mechanism includes a lever, an air-float component, and a limiting component. The lever has a driving end and a contact end. The air-float component is connected to the driving end, and the limiting component is located on the rotation path of the contact end. The lever is connected to the squeezing drainage assembly. When the air-float component rises under buoyancy, it can drive the contact end to break through the threshold of the limiting resistance. The lever can drive the plunger component to squeeze the water accumulated in the drainage chamber, so that the water enters the drain pipe to form a siphon negative pressure. This invention is a purely mechanical structure that can automatically accumulate power to trigger and actively establish a siphon. It is suitable for buildings without openings, realizes centralized drainage across high points on the same floor, has a fast siphon start-up response, low construction and maintenance costs, and stable and reliable operation.

The utility model discloses an arrangement structure of an inverted siphon crossing a deep and narrow loess channel, which is characterized in that the inverted siphon directly penetrates through a slope section on a channel side, construction can be facilitated by adopting a directional drill, slope collapse caused by excavation is avoided, and the arrangement structure is suitable for a water delivery and distribution pipe to penetrate through various steep soil slopes. According to the overhead structure, the pile foundations are arranged on the two side slopes of the channel to support the anchor blocks, a flood discharge channel is guaranteed to the maximum extent, the horizontal section pipeline is in rigid connection through the concrete outer wrapping beams in the overhead structure, longitudinal temperature deformation and vertical self-weight deformation are avoided, construction is facilitated, the manufacturing cost is reduced, and the construction efficiency is improved. The method is suitable for the overhead section of the small-pipe-diameter inverted siphon spanning deep narrow channel.

The utility model relates to the technical field of inverted siphon protection, in particular to an inverted siphon protection structure which comprises an inverted siphon body, a protection base is arranged below the inverted siphon body, connecting blocks are fixedly arranged at the front ends and the rear ends of the left side and the right side of the protection base, and a first guide rod is arranged between the two connecting blocks. A first protection structure slidably sleeves one side of the exterior of the first guide rod, a second protection structure slidably sleeves the exterior of the first guide rod is arranged on one side of the first protection structure, clamping grooves are formed in the first protection structure and the second protection structure, and an insertion block is fixedly arranged on one side of the first protection structure; an inserting groove is formed in the surface of one side of the second protection structure, the inserting block is inserted into the inserting groove, and a threaded rod penetrates through the upper ends of the first protection structure and the second protection structure on one side; according to the utility model, the protection structure is arranged at the joint, so that the tightness of the joint is improved, and the phenomenon of looseness caused by scouring is prevented.

The invention provides an oil depot accident emergency pool system which is characterized in that a remote control water inlet valve, a water surface sewage online monitor and a bolt camera are arranged in a front end valve well; a siphon, an oil containment boom, an oily water separation device and a liquid level display device are arranged in the oil tank; a remote control water outlet valve is arranged in the rear end valve well; a combustible oil gas concentration alarm device, a water quality monitoring device, a bolt camera and a water seal well are arranged in the observation well; the dome camera is arranged at a high position outside the accident emergency pool; the rear end of the siphon is connected with the rear-end valve well, the rear-end valve well is connected with the observation well through the drainage pipeline, and remote control and monitoring are achieved through the control system. The siphon in the accident emergency pool is combined with the remote control water outlet valve, automatic drainage and water storage functions are achieved, the water level in the emergency pool can be flexibly and accurately controlled under daily operation and emergency conditions by accurately controlling the opening degree of the valve, and the adaptability and reliability of the system are improved.