CN213809495U - Heating ventilation water leakage protection device with pre-filtering function - Google Patents

Abstract

The utility model provides a take leading filterable warm logical protection device that leaks of taking, include: the water leakage protection device comprises a first filter, a second filter, a first ultrasonic water leakage protection pipe and a second ultrasonic water leakage protection pipe; the first filter and the second filter are respectively connected with the first ultrasonic water leakage protection pipe and the second ultrasonic water leakage protection pipe and are used for filtering water conveyed by the water leakage protection pipes; first ultrasonic wave protection pipe and the second ultrasonic wave protection pipe that leaks of leaking, it sets up respectively in main line water intake pipe and return water pipeline, two be provided with ultrasonic transducer on the protection pipe that leaks, ultrasonic transducer respectively with first ultrasonic wave flow detector and second ultrasonic wave flow detector link to each other, through the rivers volume difference that first ultrasonic wave flow detector and second ultrasonic wave flow detector detected the main line and intake and the return water judges whether warm logical device takes place to leak to the filtration of taking leading filterable warm logical water leakage protection device and the precision that detects have been improved.

Description

Heating ventilation water leakage protection device with pre-filtering function

Technical Field

The utility model relates to a water flow measurement technical field especially relates to take leading filterable warm logical protection device that leaks.

Background

Generally, a hot water source of the heating and ventilation system flows in from a water inlet end of a heating pipeline and flows out from a water return end through a radiator or a floor heating system, the flow speed is about 1 meter per second, and the water temperature is controlled below 60 ℃. Because of the reason such as heating pipe live time for a long time or heating period pressure is too big, probably cause heating pipe, radiator or ground to burst and leak water, not only appear warm the problem that leads to the fact the system of leading to the fact temporary paralysis of expert and can't normally use, still can appear another problem, leak and can't discover in time and handle, cause very big loss of property, if indoor floor, anchor clamps bubble water, serious still can be bad to downstair resident family, the consequence is inestimable.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.

For at least partly solving above-mentioned technical problem, the utility model provides a warm logical water leakage protection device of leading filteration in area, include: the water leakage protection device comprises a first filter, a second filter, a first ultrasonic water leakage protection pipe and a second ultrasonic water leakage protection pipe; the first filter and the second filter are respectively connected with the first ultrasonic water leakage protection pipe and the second ultrasonic water leakage protection pipe and are used for filtering water conveyed by the water leakage protection pipes; first ultrasonic wave protection pipe and the second ultrasonic wave protection pipe that leaks of leaking, it sets up respectively in main line water intake pipe and return water pipeline, two be provided with ultrasonic transducer on the protection pipe that leaks, ultrasonic transducer respectively with first ultrasonic wave flow detector and second ultrasonic wave flow detector link to each other, through first ultrasonic wave flow detector and second ultrasonic wave flow detector detect the main line and intake and the rivers volume difference of return water judge the heating and ventilation device whether take place to leak.

Further, the ultrasonic probe includes: the ultrasonic wave transmitting probe and the ultrasonic wave receiving probe are arranged at the upstream of the ultrasonic wave transmitting probe.

Furthermore, two detection pipes are arranged above the water leakage protection pipe and used for loading the ultrasonic emission probe and the ultrasonic receiving probe respectively, a fixing pipe is arranged between the two detection pipes, and a fixing screw is arranged in the fixing pipe and used for fixing the reflection bracket at a specified position in the water leakage protection pipe.

Furthermore, each detection pipe is internally provided with an O-shaped ring with a corresponding size, the O-shaped rings are arranged in the detection pipe and are respectively positioned below the ultrasonic transmitting probe and the ultrasonic receiving probe so as to respectively seal a gap between the ultrasonic transmitting probe and the detection pipe.

Furthermore, the fixing pipe is internally provided with an O-shaped ring with a corresponding size, and the O-shaped ring is arranged below the fixing screw and used for sealing a gap between the fixing screw and the fixing pipe.

Further, the end part of the detection tube is provided with a pressing cap for fixing the ultrasonic transmitting probe and the ultrasonic receiving probe at specified positions respectively.

Furthermore, a gasket is arranged below the pressing cap to prevent the pressing cap from damaging the ultrasonic probes.

Further, the reflection bracket includes:

the fixing hole is a through hole formed above the reflecting bracket and is used for connecting and fixing the reflecting bracket and the water leakage protection pipe through a fixing screw;

at least two fixed grooves which are respectively arranged on the connecting grooves at the top end of the edge of the reflection bracket and are used for connecting the ultrasonic probe and fixing the ultrasonic probe at a specified position;

the end parts of the first connecting rods are connected with the reflecting plate and used for fixing the reflecting plate at a specified position;

at least four second connecting rods are respectively arranged at the lower parts of the two sides of the reflecting bracket and are used for positioning the reflecting bracket and the reflecting plate.

Further, the filter includes:

the connecting pipe is connected with the first water leakage protection pipe and the second water leakage protection pipe and used for conveying water in the pipeline;

and the filter is connected with the pipeline lining of the connecting pipe and is used for filtering the water conveyed by the connecting pipe.

Further, the connection pipe includes:

the water inlet pipe is arranged on one side above the filter and connected with the filter, and comprises a water inlet pipeline framework and a water inlet pipeline lining and is used for outputting water in a pipeline into the filter;

the water outlet pipe is arranged on the other side above the filter and is connected with the filter, and the water outlet pipe comprises a water outlet pipeline framework and a water outlet pipeline lining and is used for outputting water filtered by the filter;

the check valve is used for preventing water in the filter from flowing back, and the side wall of the check valve is provided with at least two sealing rings for sealing the pipeline;

a connection cover disposed above the filter and connected to the connection pipe to fix the filter at a designated position;

the shell comprises an upper shell and a lower shell, the upper shell is arranged below the connecting cover and connected with the connecting cover, and the upper shell is used for loading and protecting water conveyed by the connecting pipe; the lower housing is disposed below the upper housing and connected to the upper housing for loading and protecting the filter.

Compared with the prior art, the utility model has the technical effects that: the first filter and the second filter are respectively connected with the first ultrasonic water leakage protection pipe and the second ultrasonic water leakage protection pipe and are used for filtering water conveyed by the water leakage protection pipes; first ultrasonic wave protection pipe and the second ultrasonic wave protection pipe that leaks of leaking, it sets up respectively in main line water intake pipe and return water pipeline, two be provided with ultrasonic transducer on the protection pipe that leaks, ultrasonic transducer respectively with first ultrasonic wave flow detector and second ultrasonic wave flow detector link to each other, through first ultrasonic wave flow detector and second ultrasonic wave flow detector detect the main line and intake and the rivers volume difference of return water judge that the heating and ventilation device whether take place to leak, leak a little, burst pipe, self-checking etc..

Especially, ultrasonic flow detector is external to have two at least ultrasonic transducer, ultrasonic transducer sets up in the detection tube of the protection tube that leaks, and like this, ultrasonic flow detector not only can install on the pipeline, can also install outside the pipeline, sets up ultrasonic flow detector back outside the pipeline, and the user can be more convenient when the reading.

In particular, the ultrasonic probe includes an ultrasonic transmitting probe and an ultrasonic receiving probe, and the ultrasonic receiving probe is arranged at the upstream of the ultrasonic transmitting probe, so that when the ultrasonic flow detector measures the water flow in the pipeline, each probe can calculate the water flow rate in the pipeline according to the transmission time of the ultrasonic waves.

Particularly, a reflecting support is arranged in the water leakage protection pipe and is stably connected with the reflecting plate, so that the reflecting plate can be fixed at a specified position and reflects the ultrasonic waves to a specified direction.

Especially, the filter is connected the pipeline through outside on the connecting tube structure with steel or stereoplasm structure, inside lining wear-resisting, anticorrosive and high temperature resistant rubber or plastics as inside lining layer to make the huge impact force of water obtain alleviating, because the cushioning effect of rubber, prolonged the life of pipeline greatly, reduced user's cost.

In particular, the pipeline has the advantages of stronger durability and corrosion resistance of the lining pipeline due to the arrangement of the pipeline framework, and the lining pipeline made of steel and plastic is difficult to transfer heat and has good heat insulation performance. Because plastics specific heat is big, and the thermal conductivity is little, is difficult for heat transfer, so the plastic conduit liner has its heat preservation and thermal-insulated respond well, can not be because of the moisture absorption, the size that the heat absorption changed the pipeline, finally, uses steel as pipeline skeleton and plastics as inside lining pipeline to avoid the plastic conduit to meet the state that low temperature nature can change, and the pipeline skeleton of steel is higher than the hardness of plastic conduit, also is easy ageing resistance, prolongs the life of leading filter.

Drawings

In order that the advantages of the invention will be readily understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Understanding that these drawings depict only typical embodiments of the invention and are not therefore to be considered to be limiting of its scope, the invention will be described and explained with additional specificity and detail through the use of the accompanying drawings.

Fig. 1 is a functional block diagram of the heating ventilation water leakage protection device with pre-filtration of the present invention;

fig. 2 is a schematic structural view of the water leakage protection device of the present invention;

fig. 3 is a schematic structural view of the reflection bracket of the present invention;

FIG. 4 is a schematic cross-sectional view of the filter of the present invention;

FIG. 5 is a schematic view of the overall structure of the filter of the present invention;

fig. 6 is a schematic side view of the filter according to the present invention;

fig. 7 is a schematic diagram of the front structure of the filter of the present invention;

fig. 8 is a schematic view of the filter of the present invention in a top view.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the present invention will be further described with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1, it is that the utility model discloses a warm logical water leakage protection device functional block diagram of leading filteration in area, it includes: the water leakage protection device comprises a first filter, a second filter, a first ultrasonic water leakage protection pipe and a second ultrasonic water leakage protection pipe; the first filter and the second filter are respectively connected with the first ultrasonic water leakage protection pipe and the second ultrasonic water leakage protection pipe and are used for filtering water conveyed by the water leakage protection pipes; first ultrasonic wave protection pipe and the second ultrasonic wave protection pipe that leaks of leaking, it sets up respectively in main line water intake pipe and return water pipeline, two be provided with ultrasonic transducer on the protection pipe that leaks, ultrasonic transducer respectively with first ultrasonic wave flow detector and second ultrasonic wave flow detector link to each other, through first ultrasonic wave flow detector and second ultrasonic wave flow detector detect the main line and intake and the rivers volume difference of return water judge the heating and ventilation device whether take place to leak.

Referring to fig. 2, it is an explosion diagram of the water leakage protection tube of the present invention, including: a water leakage protection pipe 1, an ultrasonic flow detector (not shown in the figure) and a reflection bracket 3; the water leakage protection pipe 1 is respectively arranged at a water inlet pipe opening and a water return pipe opening of the main pipeline and is used for conveying pipeline water; the ultrasonic flow detector is arranged outside the pipeline and externally connected with two ultrasonic probes, and the ultrasonic probes are respectively connected with the water leakage protection pipe 1 and used for detecting the water flow in the water leakage protection pipe 1 by transmitting and receiving ultrasonic waves; the reflection bracket 3 is arranged inside the water leakage protection pipe 1 and used for reflecting the ultrasonic waves emitted by the ultrasonic flow detector to a specified position.

With reference to fig. 2, the water leakage protection tube 1 of the present invention is a metal tube, two detection tubes are disposed above the metal tube, and a fixing tube is disposed between the two detection tubes; the water leakage protection pipe 1 includes: an O-ring 11, a fixing screw 12 and a pressing cap 13; the O-rings 11 are respectively arranged inside the detection pipe and the fixing pipe and are respectively contacted with the ultrasonic probe and the fixing screw 12 so as to keep the inside of the water leakage protection pipe 1 in a sealed state; the fixing screw 12 is arranged in the fixing pipe and used for fixing the reflecting bracket 3 at a specified position; the pressing cap 13 is arranged at the upper end of the detection tube and used for fixing the ultrasonic probe at a specified position. When the water leakage protection pipe 1 is installed, the reflection support 3 is placed inside the water leakage protection pipe 1, the O-shaped rings 11 are placed inside the detection pipe and the fixing pipe respectively, the reflection support 3 is fixed at a specified position through the fixing screws 12, after the fixing is completed, the ultrasonic probes are placed inside the detection pipes respectively, and after the fixing is completed, the pressing caps 13 are installed at the top ends of the detection pipes to fix the ultrasonic probes.

Specifically, the O-rings 11 are respectively disposed inside the detection pipes and the fixing pipe and respectively contact the ultrasonic probe and the fixing screw 12 to maintain the inside of the water leakage protection pipe 1 in a sealed state; during installation, the O-shaped rings 11 with corresponding sizes are respectively placed in the detection pipe and the fixing pipe, the ultrasonic probe and the fixing screw 15 are respectively installed after the placement is finished, and the O-shaped rings 11 are respectively in close contact with the ultrasonic probe and the fixing screw 15.

Specifically, the fixing screw 12 is provided inside the fixing tube to fix the reflection bracket 3 at a designated position. When the reflection support 3 is installed, the reflection support 3 is firstly placed at a designated position in the water leakage protection pipe 1, the fixing screw 12 is arranged in the fixing pipe and screwed, and the fixing screw 12 penetrates through the fixing pipe and is connected with the reflection support 3, so that the reflection support 3 is fixed at the designated position.

Specifically, the pressing cap 13 is two nuts respectively disposed at the upper end of the detection tube, and is used to fix the ultrasonic probe at a specified position, and a gasket 131 is disposed between the pressing cap 13 and the ultrasonic probe to prevent the pressing cap 13 from damaging the ultrasonic probe during the screwing process. When the ultrasonic probe is installed, the ultrasonic probe is firstly placed in the detection tube, after the ultrasonic probe is placed, the gasket 131 is placed at the upper end of the ultrasonic probe, the pressing cap 13 is installed, and the pressing cap 13 is installed and then the ultrasonic probe 14 is screwed to be fixed at a specified position.

Continuing to refer to fig. 2, ultrasonic flow detector (not shown in the figure) of the present invention is disposed outside the pipe and is externally connected with two ultrasonic probes, and the ultrasonic probes are respectively disposed inside the detecting pipes for detecting the water flow in the water leakage protecting pipe 1. When the ultrasonic flow detector operates, the two ultrasonic probes can respectively transmit and receive ultrasonic waves, the time from the transmission of the ultrasonic waves to the reception is converted into data to be sent to the ultrasonic flow detector, the ultrasonic flow detector can calculate the real-time flow rate of water in a pipeline according to the transmission time of the ultrasonic waves, and after the calculation is completed, the ultrasonic flow detector can record the flow and display the flow at an appointed position for a user to observe.

Specifically, the ultrasonic probes are respectively provided inside the inspection tubes, and include: an ultrasonic transmitting probe 21 and an ultrasonic receiving probe 22; wherein, the ultrasonic transmitting probe 21 is arranged at the downstream of the ultrasonic receiving probe 22 to more accurately measure the water flow in the water leakage protection pipe 1. When the ultrasonic flow detector starts to measure water flow, the ultrasonic transmitting probe 21 transmits ultrasonic waves, the ultrasonic waves are reflected by the reflecting support 3 and then transmitted to the ultrasonic receiving probe 22, and after the ultrasonic receiving probe 22 receives the ultrasonic waves, the ultrasonic detector records the propagation time of the ultrasonic waves and calculates the flow velocity of water in the pipeline.

Referring to fig. 3, the reflection bracket 3 of the present invention is a hollow cylindrical tube, which is disposed inside the water leakage protection tube 1 and is fixedly connected to the reflection plate 31, so as to fix the reflection plate 31 at a designated position; the method comprises the following steps: a reflection plate 31, a fixing hole 32, a fixing groove 33, a first fixing rod 34, and a second fixing rod 35; the reflecting plates 31 are respectively arranged at two ends of the reflecting bracket 3, and are used for reflecting the ultrasonic waves emitted by the ultrasonic emission probe 21 to a specified position; the fixing hole 32 is formed above the reflecting bracket 3 and is used for matching with the fixing screw 12 and fixing the reflecting bracket 3 at a specified position; the fixing grooves 33 are respectively arranged at the upper end edges of two sides of the reflecting bracket 3, and are used for fixing the ultrasonic probes at specified positions respectively; the first fixing rods 34 are arranged at two sides of the reflecting bracket 3 and fixedly connected with the reflecting plate 31 to fix the reflecting plate 31; the second fixing bars 35 are disposed at both sides of the reflection bracket 3, and further fix the reflection plate 31 while fixing the reflection bracket 3.

Specifically, the reflection plate 31 is disposed inside the water leakage protection pipe 1, connected to the reflection bracket 3, and forms an included angle of 45 ° with the water flow direction, and a reflection sheet is disposed on the surface of the reflection plate 31 to reflect the scattered ultrasonic waves to a specific direction. When the ultrasonic flow detector measures the flow of water in the pipeline, the ultrasonic transmitting probe 21 transmits ultrasonic waves, and the ultrasonic waves are reflected by the reflecting plate 31 and then transmitted to the ultrasonic receiving probe 22.

Specifically, the fixing hole 32 is a cylindrical through hole opened above the reflection bracket 3 to fix the reflection bracket 3 at a designated position by the fixing screw 12. When the reflection support 3 is installed, the reflection support 3 is installed inside the water leakage protection pipe 1, the fixing pipe is aligned with the fixing hole 32, and after the alignment, the fixing screw 12 is screwed into the fixing pipe and penetrates through the fixing hole 32, so that the reflection support 3 and the fixing pipe are relatively fixed. It should be understood that the size of the fixing hole 32 is not limited in this embodiment, as long as the fixing hole 32 can be fixed to the water leakage protection pipe 1 by the fixing screw 12.

Specifically, the fixing grooves 33 are two connecting grooves respectively formed at the top end of the edge of the reflection bracket 3, and are used for matching with the ultrasonic probe and fixing the ultrasonic probe. When the ultrasonic probes are installed, the two ultrasonic probes are respectively inserted into the water leakage protection pipe 1 from the detection pipe, the side surface of each ultrasonic probe is provided with a connecting bulge, and when the ultrasonic probes are inserted into the water leakage protection pipe 1, the connecting bulges can be matched with the fixing grooves 33 to fix the ultrasonic probes at the designated positions respectively. It is understood that the shape of the fixing groove 33 may be a groove of a square, a circle or other shapes, as long as it is satisfied that the fixing groove 33 can be interconnected with the ultrasonic probes to fix the ultrasonic probes at the designated positions, respectively.

Specifically, the first fixing rods 34 are four short rods, which are respectively disposed above two ends of the reflection bracket 3 and fixedly connected to the reflection plate 31, so as to fix the reflection plate 31 at a designated position; when the reflection bracket 3 is installed, the first fixing rod 34 fixes the reflection bracket 3, and after the fixing is completed, since the reflection plate 31 is fixedly connected with the first fixing rod 34, the reflection plate 31 is also fixed at a designated position. It is understood that the connection manner of the first fixing rod 34 and the reflection bracket 3 may be mechanical fit, welding, integral connection or other connection manners, as long as the first fixing rod 34 can be stably connected with the reflection bracket 3. Of course, the connection mode between the first fixing rod 34 and the reflection plate 31 is not particularly limited in this embodiment, as long as the reflection plate 31 can be stably connected to the first fixing rod 34.

Specifically, the second fixing rods 35 are four short rods, which are respectively disposed below and connected to two ends of the reflection bracket 3, and are used for positioning the reflection bracket 3 and the reflection plate 31. When the reflection bracket 3 is installed, the reflection bracket 3 is placed into the water leakage protection pipe 1, and at this time, the second fixing rod 35 positions the reflection bracket 3 and vertically places the reflection bracket in the water leakage protection pipe 1; after the placement, the second fixing bars 35 contact both sides of the reflection plate 31 and fix them at a designated position. It is understood that the connection manner of the second fixing rod 35 and the reflection bracket 3 may be mechanical fit, welding, integral connection or other connection manners, as long as the second fixing rod 35 can be stably connected with the reflection bracket 3.

Referring to fig. 4-8, there is shown a schematic diagram of the filter structure, including: a connecting pipe 4 and a filter 5; the connecting pipe 4 is respectively connected with the first water leakage protection pipe and the second water leakage protection pipe and used for conveying water in a pipeline; the structure of the connecting pipe 4 is that the outer part takes an iron, copper or hard structure as a pipeline framework, and the lining is made of wear-resistant, corrosion-resistant and high-temperature-resistant rubber or plastic as a lining layer; the structure of the connection pipe 4 includes: a pipeline framework and a rubber lining; the filter 5 is arranged below the connecting pipe 4 and connected with the connecting pipe to filter water in the pipeline.

Specifically, the connection pipe 4 includes a water inlet pipe 42, a water outlet pipe 43, and a check valve 44; the inlet pipe 42 is disposed on one side above the filter 5 and connected with the filter 5, the inlet pipe 42 includes: the water inlet pipeline framework and the water inlet pipeline lining are used for outputting water in the pipeline to the filter 5; the water outlet pipe 43 is arranged on the other side above the filter 5 and connected with the filter 5, and the water outlet pipe 43 comprises: the water outlet pipeline framework and the water outlet pipeline lining are used for outputting water filtered by the filter 5; a check valve 44 is arranged in the pipeline of the water inlet pipe 42 and is used for preventing water in the filter from flowing back; at least two sealing rings are arranged on the side wall of the check valve 44 to seal the pipeline and prevent water in the pipeline from flowing back.

Specifically, the connecting pipe 4 is a cylindrical pipe with a groove at the bottom end, the connecting pipe 4 is connected with the top end of the filter 5, and pipelines are respectively arranged at the left side and the right side of the connecting pipe for connecting with the water inlet pipe 42 and the water outlet pipe 43.

Specifically, the water inlet pipe 42 is a metal pipe with threads on the inner wall, and is disposed on one side above the filter 5 and connected to the filter 5 to output water in the pipe to the filter 5, and a gasket is disposed at the joint of the water inlet pipe 42 and the pipe and the filter 5 to ensure the sealing performance of the joint while preventing the two from damaging each other.

Specifically, the water outlet pipe 43 is a metal pipe with threads on the inner wall, is disposed on the other side above the filter 5 and connected to the filter 5, and is used for outputting the water filtered by the filter 5 to the pipe, and a gasket is disposed at the joint of the water outlet pipe 43 and the pipe and the filter 5, so as to prevent the two from damaging each other and ensure the sealing performance of the joint.

Specifically, the check valve 44 may be disposed in a pipe where the inlet pipe 42 is connected to a filter to prevent water in the pipe from flowing back, and a sealing ring is disposed on a side wall of the check valve 44 to ensure sealability in the pipe to improve check efficiency of the check valve 44.

Specifically, the filter 5 is disposed below and connected to the connection pipe 4 to filter the water supplied from the connection pipe 5, and the filter 5 includes: a connecting cover 51 and a shell 57; wherein the connection cover 51 is disposed on the top of the filter 5 and connected to the connection pipe 4 for delivering the water in the connection pipe 4 to the inside of the filter 5; the housing 57 is provided below the connection cover 51 and connected to the connection cover 51, the housing 57 is shaped as a cylinder, and the housing 57 includes: an upper case 571 and a lower case 572; the upper shell 571 is arranged below the connection cover 51 and connected with the connection cover 51 for loading and protecting the water delivered by the connection pipe 4; the lower housing 572 is disposed below the upper housing 571 and connected to the upper housing 571 to load and protect the filter 5; wherein the lower case 572 includes: a bottle body 52, a filter screen 53, a ball valve 54 and a sewage draining pipe 55, wherein the bottle body 52 is arranged below the connecting pipe 4 and is used for storing water output by the connecting pipe 4; the filter screen 53 is arranged inside the bottle body 52 and is used for filtering impurities such as silt in water; the drain pipe 55 is disposed below the filter screen 53 and connected to the bottle body 52 and the filter screen 53, respectively, to discharge the impurities filtered in the filter 5; the ball valve 54 is arranged in the sewage discharge pipe 55, is connected with the valve control switch 56 through a connecting rod, and rotates the valve control switch 56 to play a role of opening and closing; the lower case 572 further includes a viewing port provided on an outer surface of the lower case 572 to view the inside of the filter 5. When water is filtered, after passing through the connection pipe 4, the water is output to the filter 5 and flows into the inside of the filter screen 53, is expanded and filtered in the filter screen 53 and then enters the outside of the filter screen 53, and is output to the connection pipe 4 to complete the filtering, and when a specified amount of impurities are accumulated in the filter screen 53, the impurities in the filter screen 53 can be discharged by opening the blow-off valve 55.

Specifically, the connection cover 51 is a metal cylinder disposed above the upper case 571 for fixing the filter 5 at a predetermined position, and the material of the connection cover 51 may be iron, copper, stainless steel or other kinds of metals or alloys, which is not particularly limited in this embodiment as long as the connection cover 51 can achieve a predetermined strength.

Specifically, the upper case 571 is for protecting the connection tube 4, the lower case 572 is for protecting the bottle 52, the case is arranged for adding a layer of safety arrangement to the filter 5, so as to avoid directly causing loss to the inside of the filter when being impacted by external force or other impacts, and the case 57 makes the overall appearance of the filter 5 more beautiful and more arouses the desire of purchasing people.

Specifically, the bottle 52 is a cylinder, a water inlet is formed at the top end of the cylinder for receiving water output by the connecting cover 51, at least two sealing rings are arranged at the joint of the top end of the bottle 52 for ensuring the sealing performance between the bottle 52 and the connecting cover 51, and an outlet is formed at the bottom end of the cylinder for connecting with the sewage pipe 55.

Specifically, the filter screen 53 is an annular screen, which is disposed inside the bottle 52 and has an upper water inlet connected to the upper end of the bottle, and a lower end connected to the sewage pipe 55 for filtering impurities in water.

Specifically, the drainage pipe 55 is disposed at the bottom of the filter screen 53 and connected to the bottle 52 for sealing the bottle 52 and the filter screen 53, and at least two sealing rings are disposed at the connection position of the drainage pipe 55 and the bottle 52 for ensuring the sealing performance between the drainage pipe 55 and the bottle 52.

Specifically, the ball valve 54 is a valve, and is disposed inside the drainage pipe 55 to discharge the impurities in the filter screen 53 out of the filter 5, and at least one sealing ring is disposed on an outer wall of the ball valve 55 to ensure the sealing property between the ball valve 54 and the drainage pipe 55. The impurities filtered by the filter 5 are deposited on the bottom of the filter screen 53, and when a certain amount of impurities are deposited, the blowoff valve 55 is opened to discharge the impurities. The outer side surface of the lower shell 572 is provided with an observation port 58 and a valve control switch 56, the observation port 58 is used for observing the condition inside the filter 5, impurities filtered by the filter 5 can also be observed, the accumulation amount of the impurities can be visually and clearly determined, and the impurities are discharged by twisting the valve control switch 56.

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

Claims (10)

1. Take leading filterable warm logical water leakage protection device, its characterized in that includes:

the water leakage protection device comprises a first filter, a second filter, a first ultrasonic water leakage protection pipe and a second ultrasonic water leakage protection pipe; the first filter and the second filter are respectively connected with the first ultrasonic water leakage protection pipe and the second ultrasonic water leakage protection pipe and are used for filtering water conveyed by the water leakage protection pipes; first ultrasonic wave protection pipe and the second ultrasonic wave protection pipe that leaks of leaking, it sets up respectively in main line water intake pipe and return water pipeline, two be provided with ultrasonic transducer on the protection pipe that leaks, ultrasonic transducer respectively with first ultrasonic wave flow detector and second ultrasonic wave flow detector link to each other, through first ultrasonic wave flow detector and second ultrasonic wave flow detector detect the main line and intake and the rivers volume difference of return water judge the heating and ventilation device whether take place to leak.

2. A heating ventilation water leakage protection device with pre-filtering function as claimed in claim 1, wherein a reflection bracket is arranged in said water leakage protection pipe for reflecting the ultrasonic wave emitted from said ultrasonic flow detector.

3. A heating and ventilation water leakage protection device with pre-filtering according to claim 1, wherein the ultrasonic probe comprises: the ultrasonic wave transmitting device comprises an ultrasonic wave transmitting probe and an ultrasonic wave receiving probe, wherein the ultrasonic wave receiving probe is arranged at the upstream of the ultrasonic wave transmitting probe.

4. A heating ventilation water leakage protection device with pre-filtering function as claimed in claim 1, wherein two detecting tubes are provided above said water leakage protection tube for respectively loading the ultrasonic transmitting probe and the ultrasonic receiving probe, a fixing tube is provided between said two detecting tubes, and a fixing screw is provided in said fixing tube for fixing the reflection bracket at a designated position in said water leakage protection tube.

5. A warm ventilation and water leakage protection device with pre-filtering function as claimed in claim 4, wherein the end of the detection tube is provided with a pressing cap for fixing the ultrasonic transmitting probe and the ultrasonic receiving probe at the designated positions respectively.

6. A heating and ventilation water leakage protection device with pre-filtering function according to claim 5, wherein a gasket is arranged at the lower end of the pressing cap to prevent the pressing cap from damaging the ultrasonic probe.

7. A heating and ventilation water leakage protection device with pre-filtering function according to claim 4, wherein an O-shaped ring is arranged in the detection pipe and used for sealing a gap between the ultrasonic probe and the detection pipe respectively.

8. A heating and ventilation water leakage protection device with pre-filtering function as claimed in claim 4, wherein an O-ring is arranged in the fixing pipe to seal the gap between the fixing screw and the fixing pipe.

9. The warm-ventilation water-leakage protection device with pre-filtering function according to claim 2, wherein the reflection bracket comprises:

the fixing hole is arranged in the through hole above the reflecting support and used for connecting and fixing the reflecting support and the water leakage protection pipe through a fixing screw;

at least two fixing grooves which are respectively arranged on the connecting grooves at the top end of the edge of the reflection bracket and are used for connecting the ultrasonic probe and fixing the ultrasonic probe at a specified position;

the end parts of the first connecting rods are connected with the reflecting plate and used for fixing the reflecting plate at a specified position;

and the at least four second connecting rods are respectively arranged at the lower parts of two sides of the reflecting support and are used for positioning the reflecting support and the reflecting plate.

10. The thermal ventilation water leakage protection device with pre-filtration as claimed in claim 1, wherein the filter comprises:

the connecting pipe is connected with the first water leakage protection pipe and the second water leakage protection pipe and used for conveying water in the pipeline;

and the filter is connected with the pipeline lining of the connecting pipe and is used for filtering the water conveyed by the connecting pipe.

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