CN218915107U - Built-in valve air disc capable of grounding heating - Google Patents
Built-in valve air disc capable of grounding heating Download PDFInfo
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- CN218915107U CN218915107U CN202222114746.8U CN202222114746U CN218915107U CN 218915107 U CN218915107 U CN 218915107U CN 202222114746 U CN202222114746 U CN 202222114746U CN 218915107 U CN218915107 U CN 218915107U
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Abstract
The utility model belongs to the technical field of air conditioning equipment, and relates to a grounding heating built-in valve air pan, which comprises a shell, a fan assembly and a heat exchange device, wherein the fan assembly and the heat exchange device are arranged in the shell, a valve body accommodating cavity is formed in the shell, at least an air pan water inlet pipe connected with an inlet of the heat exchange device and an air pan water return pipe connected with an outlet of the heat exchange device are arranged in the valve body accommodating cavity, at least two grounding heating connecting pipes forming a passage with a grounding heating pipeline are connected to the air pan water return pipe, and the upstream ends of the at least two grounding heating connecting pipes on the air pan water return pipe are connected with the air pan water inlet pipe through a bypass pipe. The dual supply of the air disc and the floor heating is realized by adopting a mode of internally arranging the air disc, the floor heating and the bypass, and four control logics, namely, only the air disc, only the floor heating, the bypass and the air disc floor heating dual circulation can be realized through requirements. The air disc is directly provided with the floor heating connecting pipe, and the floor heating connecting pipe does not need to be led out from the transmission and distribution center, so that the length of a floor heating pipeline is greatly reduced, and the position of a valve on the pipeline is prevented from being an external leakage point.
Description
Technical Field
The utility model belongs to the technical field of air conditioning equipment, relates to a fan disc, and particularly relates to a built-in valve fan disc capable of being grounded.
Background
The fan coil unit is called a fan coil and a fan disc for short. It is one of the end devices of air conditioning system consisting of small blower, motor and coil pipe (air heat exchanger). When chilled water or hot water flows through the coil pipe, the coil pipe exchanges heat with air outside the pipe, so that the air is cooled, dehumidified or heated, and the air parameters in the room are adjusted. It is a common cold and heat supply end device. The traditional wind disc adopts an external electric heating valve or an electric valve to execute the switching and control of the wind disc, and only one control logic for switching the wind disc can be realized, so that the function is single.
At present, a plurality of combined supply devices are used for realizing the switching of the fan coil and the floor heating. For example, chinese patent publication No. CN214172429U discloses that the ground source heat pump host is connected to the fan coil and the switching module, and a ground heating two-way valve is disposed between the ground source heat pump host and the switching module, and the ground heating two-way valve is electrically connected to the switching module.
According to the technical scheme, the two-way valve is controlled by the floor heating device, so that the valve in winter is not closed manually in summer, and the convenience of the system is improved. However, the floor heating pipes in the room are transported and distributed from the water collecting and distributing device at the far end, the floor heating pipes are long in length and are arranged outside the air disc, if the floor heating pipes are not installed in place, leakage points are easy to form, and the heat preservation is not in place, so that the valve body is condensed, and the ceiling gypsum board is wetted.
Disclosure of Invention
Aiming at the problems, the utility model provides the air disc with the built-in valve, which can be used for grounding and heating;
the utility model creatively provides a built-in valve air disc capable of being grounded, which comprises a shell, a fan assembly and a heat exchange device, wherein the fan assembly and the heat exchange device are arranged in the shell, a valve body accommodating cavity is formed in the shell, at least an air disc water inlet pipe connected with an inlet of the heat exchange device and an air disc water return pipe connected with an outlet of the heat exchange device are arranged in the valve body accommodating cavity, at least two ground heating connecting pipes forming a passage with a ground heating pipeline are connected to the air disc water return pipe, and the upstream ends of the at least two ground heating connecting pipes on the air disc water return pipe are connected with the air disc water inlet pipe through a bypass pipe;
the built-in valve wind disc has:
a fan disc circulation mode in which the bypass pipe is disconnected, at least one of the two floor heating connecting pipes is disconnected, and the fan disc water inlet pipe and the fan disc water return pipe are communicated through the heat exchange device;
a floor heating circulation mode in which the air pan water inlet pipe and/or the air pan water return pipe are disconnected from the heat exchange device, the air pan water return pipe between the two floor heating connecting pipes is disconnected, and the air pan water inlet pipe, the bypass pipe, the air pan water return pipe inlet, the two floor heating connecting pipes and the air pan water return pipe outlet are sequentially communicated;
a double circulation mode that a wind disc water return pipe between the two ground heating connecting pipes is disconnected, and a wind disc water inlet pipe, a heat exchange device, a wind disc water return pipe inlet, the two ground heating connecting pipes and a wind disc water return pipe outlet are sequentially communicated;
and a bypass mode in which the air pan water inlet pipe and/or the air pan water return pipe are disconnected from the heat exchange device, at least one of the two floor heating connecting pipes is disconnected, and the air pan water inlet pipe and the air pan water return pipe are communicated through a bypass pipe.
The utility model adopts a built-in air pan, floor heating and bypass mode to realize double supply of the air pan and the floor heating, and can realize four control logics, namely double circulation of only the air pan, only the floor heating, bypass and floor heating of the air pan according to requirements. The air disc is directly provided with the floor heating connecting pipe, and the floor heating connecting pipe does not need to be led out from the transmission and distribution center, so that the length of a floor heating pipeline is greatly reduced, and the material cost and the installation difficulty are reduced. And each pipeline is arranged in the air disc shell, so that the valve position on the pipeline is prevented from being an external leakage point.
In the above-mentioned but ground heating's built-in valve fan disc, the fan disc wet return with the link of at least one of two ground heating takeover sets up ground heating three-way valve, and this ground heating three-way valve has and even ventilates the fan disc wet return upper and lower reaches and block the fan disc wet return and should ground heating takeover first working position, and the second working position of this ground heating takeover of intercommunication and fan disc wet return and blocking fan disc wet return and lean on another ground heating takeover side.
In the above-mentioned but built-in valve fan disc of ground heating, two are warmed up the takeover and are warmed up the delivery pipe and warm up the wet return that water return pipe return direction set gradually along the fan disc, the fan disc wet return is through warm up three-way valve and warm up the wet return connection.
The on-off of the ground heating backwater waterway can be realized through the ground heating three-way valve, and the ground heating three-way valve is arranged on the ground heating backwater side, so that the ground heating sealing can be ensured.
In the above-mentioned but built-in valve fan disc of ground heating, the three-way valve of ground heating is including the first valve body of connecting fan disc wet return upstream and downstream end and ground heating takeover, locates the first valve body in and along the first baffle that its inside wall set up and the activity set up the first valve rod subassembly in first valve body, be equipped with first through-hole on the first baffle, in first valve rod subassembly passed this first through-hole, first valve rod subassembly shutoff ground heating takeover makes first through-hole open when first working position, shutoff first through-hole makes ground heating takeover switch-on fan disc wet return when second working position.
In the above-mentioned built-in valve fan tray capable of grounding heating, the inlet end of the ground heating water supply pipe is provided with a ground heating water supply control valve. The on-off of the ground heating water supply waterway is realized, and the ground heating water supply control valve can be controlled manually or electrically.
In the above-mentioned but ground heating's built-in valve fan tray, the fan tray wet return is connected with the bypass pipe through the bypass switching-over valve, and this bypass switching-over valve has the first working position that communicates the bypass pipe and blocks fan tray inlet tube and/or fan tray wet return and heat transfer device to and the second working position that communicates fan tray inlet tube and/or fan tray wet return and heat transfer device and blocks the bypass switching-over valve.
The bypass pipe is arranged in the system, so that the problem that the host is frequently started and stopped due to small flow at the tail end of the system is avoided, the host is prevented from being failed, the site construction procedure is simplified, and the water leakage risk is reduced.
In the above-mentioned but built-in valve fan disc of ground heating, the bypass switching-over valve includes the second valve body of connection fan disc wet return upstream and downstream end and bypass pipe, locates the second valve body in and along its inside wall setting's second baffle and the activity second valve rod subassembly of setting in the second valve body, be equipped with the second through-hole on the second baffle, in the second valve rod subassembly passed this second through-hole, the shutoff second through-hole makes the link intercommunication of bypass pipe and fan disc wet return when first working position, and shutoff bypass pipe and fan disc wet return's link makes the second through-hole open when second working position.
In the above-mentioned air pan with built-in valve capable of grounding heating, the inlet end of the bypass pipe is provided with a bypass flow control valve. The bypass flow control valve may be controlled manually or electrically. The bypass flow control valve can adjust water flow, can close the bypass pipe at minimum, and can open the bypass pipe when the water flow in the system is insufficient, so as to protect the host computer and prevent the motor from being frequently started and stopped.
In the air disc with the built-in valve, which can be grounded, the ground heating three-way valve and the bypass reversing valve are respectively provided with the electric heating/motor controller, so that the room control panel can be directly connected with a circuit of the air disc, and the wiring length is greatly reduced.
In the above-mentioned but ground heating's built-in valve fan disc, set up fan disc water supply temperature sensor on the fan disc inlet tube, be provided with fan disc return water temperature sensor on the fan disc return water pipe, be provided with ground heating water supply temperature sensor on the ground heating delivery pipe, be provided with ground heating return water temperature sensor on the ground heating return water pipe, fan disc water supply temperature sensor, fan disc return water temperature sensor, ground heating water supply temperature sensor and ground heating return water temperature sensor control ground heating three-way valve and bypass switching-over valve through electric heat/electric controller.
In the above-mentioned but warm built-in valve fan disc of ground, the water inlet of fan disc inlet tube, the delivery port of fan disc wet return and warm up the interface connection to the casing outside of warming up of taking over, the valve body holds the chamber below and is provided with drainage mechanism.
In the above-mentioned but warm built-in valve fan tray of ground, drainage mechanism includes the water collector, and the one end of water collector sets up concentrated drainage zone, should concentrate drainage zone and be equipped with the gravity outlet with external intercommunication.
In the above-mentioned but ground heating's built-in valve fan tray, be equipped with the lift pump water sucking district of undercut in concentrating the drainage district, the water collector top is provided with the elevator pump that absorbs water from the lift pump water sucking district.
In the above-mentioned but warm built-in valve fan disc of ground, the water collector is along the central plane symmetry, the axis and the central plane coincidence of gravity outlet, and the water collector be equipped with along central plane bilateral symmetry with casing complex installation department, be equipped with the drainage ramp that middle height both sides are low in the water collector below the heat transfer device, set up the hydrophobic canal along the lower both sides of this drainage ramp, drainage district is concentrated in the drainage canal connection, and the height in drainage ramp, hydrophobic canal and concentrated drainage district is the ladder in proper order and reduces, one side of water collector is equipped with the spirit level mounting groove.
Compared with the prior art, the utility model has the advantages that:
1) The utility model adopts a built-in air pan, floor heating and bypass mode to realize double supply of the air pan and the floor heating, and can realize four control logics, namely double circulation of only the air pan, only the floor heating, bypass and floor heating of the air pan according to requirements. The air disc is directly provided with the floor heating connecting pipe, and the floor heating connecting pipe does not need to be led out from the transmission and distribution center, so that the length of a floor heating pipeline is greatly reduced, the material cost and the installation difficulty are reduced, and the length of a control circuit can be further reduced. And each pipeline is arranged in the air disc shell, so that the valve position on the pipeline is prevented from being an external leakage point.
2) The utility model is internally provided with the bypass pipe, thereby avoiding the frequent start and stop of the host caused by small flow at the tail end of the system, avoiding the failure of the host, simplifying the site construction procedure and reducing the risk of water leakage.
3) According to the floor heating three-way valve, the on-off of a floor heating circulating waterway can be realized, and the floor heating three-way valve is arranged on the floor heating water return side, so that the floor heating sealing can be ensured.
4) The water receiving disc improves the drainage efficiency in a step-by-step drainage mode, avoids accumulation of condensed water, keeps the whole water receiving disc clean and sanitary, and reduces the problem of bacterial breeding caused by condensed water accumulation.
5) The water receiving discs are symmetrically arranged, so that the scheme of different side connection pipes of the air disc can be realized, the influence of the positions of the fins is avoided, the same water receiving disc can meet the two forms of left water receiving and right water receiving, and the stock pressure and the production cost are reduced.
Drawings
Fig. 1 is a perspective view of a built-in valve fan disc provided by the utility model.
Fig. 2 is an internal structural view of the air disc with the built-in valve.
Fig. 3 is a block diagram of a piping assembly provided by the present utility model.
FIG. 4 is a block diagram of a piping assembly in bypass mode provided by the present utility model.
Fig. 5 is a structural diagram of a pipeline assembly in a fan disc circulation mode.
Fig. 6 is a structural diagram of a pipeline assembly in a floor heating circulation mode.
Fig. 7 is a structural diagram of a pipeline assembly air pan in a floor heating double-circulation mode.
Fig. 8 is a structural view of a water pan provided by the present utility model.
Fig. 9 is a bottom view of a built-in valve wind disc provided by the utility model.
In the figure: the air conditioner comprises a shell 1, an air outlet 110, a fresh air port 130, a fan assembly 2, a heat exchange device 3, a valve body accommodating cavity 4, a fan disc water inlet pipe 501, a fan disc water return pipe 502, a bypass pipe 503, a floor heating water supply pipe 504, a floor heating water return pipe 505, a floor heating three-way valve 610, a first valve body 611, a first partition 612, a first valve rod assembly 613, a first through hole 614, a bypass reversing valve 620, a second valve body 621, a second partition 622, a second valve rod assembly 623, a second through hole 624, a bypass flow control valve 630, a floor heating water supply control valve 640, a drainage mechanism 7, a water receiving disc 701, a concentrated drainage area 702, a gravity drainage area 703, a lifting pump 704, a mounting portion 705, a drainage ramp 706, a drainage channel 707, a level meter mounting groove 708, a lifting water pumping area 709, a fan disc water supply temperature sensor 801, a fan disc water return temperature sensor 802, a floor heating water supply temperature sensor 804, a floor heating water return temperature sensor 804.
Detailed Description
Further illustrated by the following specific examples;
in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways than as described herein, and therefore the present utility model is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 9, the present embodiment is described with the air outlet 110 side as the front and the drainage mechanism 7 side as the bottom.
The air disc with the built-in valve capable of being grounded comprises a shell 1, a fan assembly 2 and a heat exchange device 3, wherein the fan assembly 2 and the heat exchange device 3 are arranged in the shell 1.
As shown in fig. 1, 2 and 9, the front part of the casing 1 is provided with an air outlet 110, and the side, back and bottom surfaces are provided with fresh air interfaces 130. The fan assembly 2 is located at the rear part of the shell 1, the heat exchange device 3 is located at the front side of the fan assembly 2, and the heat exchange device 3 is a surface cooler. The fan assembly 2 enables fresh air introduced into the fresh air interface 130 to be blown out from the air outlet 110 through the heat exchange device 3, and heat exchange of the fresh air is achieved.
The housing 1 has a valve body receiving chamber 4 inside, and a pipe assembly and a valve assembly connected to the pipe assembly are provided in the valve body receiving chamber 4.
As shown in fig. 2 to 7, the pipe assembly includes a fan inlet pipe 501 connected to an inlet of the heat exchange device 3, a fan return pipe 502 connected to an outlet of the heat exchange device 3, a floor heating water supply pipe 504 and a floor heating water return pipe 505 sequentially connected to the fan return pipe 502 in a return water direction, and a bypass pipe 503 connected between the fan return pipe 502 and the fan inlet pipe 501. The bypass pipe 503 is located at the upstream end of the floor heating water supply pipe 504 and the floor heating water return pipe 505 at the junction of the fan tray water return pipe 502.
The connecting end of the air pan return pipe 502 and the floor heating return pipe 505 is provided with a floor heating three-way valve 610. The ground heating three-way valve 610 can be used for realizing the on-off of a ground heating backwater water way, and the ground heating three-way valve 610 is arranged on the ground heating backwater side, so that the ground heating sealing can be ensured. The inlet end of the floor heating water supply pipe 504 is provided with a floor heating water supply control valve 640. The on-off of the ground heating water supply waterway is realized, and the ground heating water supply control valve 640 can be controlled manually or electrically. The floor heating water supply control valve 640 may be a commercially available product, and will not be described in detail in this embodiment.
Wherein, the floor heating three-way valve 610 comprises a first valve body 611 connected with the upstream and downstream ends of the fan disc water return pipe 502 and the floor heating water return pipe 505, a first baffle 612 arranged in the first valve body 611 and along the inner side wall thereof, and a first valve rod assembly 613 movably arranged in the first valve body 611. The first partition plate 612 is provided with a first through hole 614, the first through hole 614 is axially opposite to the outlet end of the floor heating return pipe 505, the first valve rod assembly 613 penetrates through the first through hole 614 and axially moves between the outlet end of the floor heating return pipe 505 and the first through hole 614 through the first blocking head, the first valve rod assembly 613 blocks the outlet end of the floor heating return pipe 505 to enable the first through hole 614 to be opened when in a first working position, and blocks the first through hole 614 to enable the outlet end of the floor heating return pipe 505 to be connected with the ventilation disc return pipe 502 when in a second working position.
The fan return pipe 502 is connected to the bypass pipe 503 through the bypass directional valve 620. The bypass pipe 503 is built in, the bypass flow control valve 630 is arranged at the inlet end of the bypass pipe 503, and the bypass flow control valve 630 can be controlled manually or electrically. The frequent start and stop of the host caused by small flow at the tail end of the system are avoided, so that the host faults are avoided, the site construction procedure is simplified, and the water leakage risk is reduced.
The bypass reversing valve 620 includes a second valve body 621 connected to the upstream and downstream ends of the fan return pipe 502 and the bypass pipe 503, a second partition 622 disposed in the second valve body 621 and along the inner side wall thereof, and a second valve rod assembly 623 movably disposed in the second valve body 622, wherein the second partition 622 is provided with a second through hole 624, the second through hole 624 is axially opposite to the outlet end of the bypass pipe 503, and the second valve rod assembly 623 passes through the second through hole 624 to axially move between the outlet end of the bypass pipe 503 and the second through hole 624 through a second blocking head. The second valve rod assembly 623 closes the second through hole 624 to communicate the bypass pipe 503 with the connection end of the fan return pipe 502 in the first operating position, and closes the connection end of the bypass pipe 503 with the fan return pipe 502 to open the second through hole 624 to communicate the fan return pipe 502 with the heat exchanger 3 in the second operating position.
The floor heating three-way valve 610 and the bypass reversing valve 620 are respectively provided with an electric heating/motor controller (not shown in the figure), so that a room control panel can be directly connected with a circuit of the fan tray, and the wiring length is greatly reduced.
The air pan water inlet pipe 501 is provided with an air pan water supply temperature sensor 801, the air pan water return pipe 502 is provided with an air pan water return temperature sensor 802, the ground heating water supply pipe 504 is provided with a ground heating water supply temperature sensor 803, the ground heating water return pipe 505 is provided with a ground heating water return temperature sensor 804, the air pan water supply temperature sensor 801, the air pan water return temperature sensor 802, the ground heating water supply temperature sensor 803 and the ground heating water return temperature sensor 803 are controlled by an electric heating/motor controller to control the ground heating three-way valve 610 and the bypass reversing valve 620. Control conditions can be set according to the use requirements so as to realize automatic switching of four modes.
The water inlet of the air pan water inlet pipe 501, the water outlet of the air pan water return pipe 502 and the floor heating interface of the floor heating adapter pipe are connected to the outer side of the shell 1.
As shown in fig. 1, 8 and 9, a drain mechanism 7 is provided below the valve body accommodating chamber 4.
The drainage mechanism 7 comprises a water receiving disc 701, wherein one end of the water receiving disc 701 is provided with a concentrated drainage area 702, and the concentrated drainage area 702 is provided with a gravity drainage outlet 703 communicated with the outside;
a downward concave lifting pump water sucking area 709 is arranged in the concentrated water draining area 702, and a lifting pump 704 sucking water from the lifting pump water sucking area 709 is arranged above the water receiving disc 701.
The water pan 701 is symmetrical along the central plane, the axis of the gravity water outlet 703 coincides with the central plane, the water pan 701 is symmetrically provided with mounting parts 705 matched with the shell 1 along the two sides of the central plane, a water draining ramp 706 with high middle and low two sides is arranged below the heat exchange device 3 in the water pan 701, a water draining channel 707 is arranged along the two lower sides of the water draining ramp 706, the water draining channel 707 is connected with a concentrated water draining area 702, the heights of the water draining ramp 706, the water draining channel 707 and the concentrated water draining area 702 are sequentially stepped down, and one side of the water pan 701 is provided with a level meter mounting groove 708.
The working modes of the built-in valve wind disc are as follows:
as shown in fig. 4, in the bypass mode, the floor heating three-way valve 610 is in the first working position, the bypass reversing valve 620 is in the first working position, the air pan return pipe 502 is disconnected from the heat exchange device 3, the connection between the floor heating return pipe 505 and the air pan return pipe 502 is disconnected, and the air pan inlet pipe 501, the bypass pipe 503 and the air pan return pipe 502 form a passage.
As shown in fig. 5, in the air pan circulation mode, the floor heating three-way valve 610 is in the first working position, the bypass reversing valve 620 is in the second working position, the air pan return pipe 502 is connected with the heat exchange device 3, the connection part of the floor heating return pipe 505 and the air pan return pipe 502 is disconnected, and the air pan inlet pipe 501, the heat exchange device 3 and the air pan return pipe 502 form a passage for performing air pan heat exchange.
As shown in fig. 6, in the floor heating circulation mode, the floor heating three-way valve 610 is in the second working position, the bypass reversing valve 620 is in the first working position, the air pan return pipe 502 is disconnected from the heat exchange device 3, the connection between the floor heating return pipe 505 and the air pan return pipe 502 is connected, and the air pan inlet pipe 501, the bypass pipe 503, the inlet of the air pan return pipe 502, the floor heating water supply pipe 504, the floor heating pipeline, the floor heating return pipe 505 and the outlet of the air pan return pipe 502 form a passage to perform the floor heating circulation.
As shown in fig. 7, in the double circulation mode of air-tray floor heating, the three-way valve 610 is in the second working position, the bypass reversing valve 620 is in the second working position, the air-tray return pipe 502 is connected to the heat exchange device 3, the connection between the floor heating return pipe 505 and the air-tray return pipe 502 is connected, and the outlets of the air-tray inlet pipe 501, the heat exchange device 3, the inlet of the air-tray return pipe 502, the floor heating water supply pipe 504, the floor heating pipeline, the floor heating return pipe 505 and the air-tray return pipe 502 are sequentially connected to form a double circulation of air-tray floor heating.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the housing 1, the air outlet 110, the fresh air port 130, the fan assembly 2, the heat exchanging device 3, the valve housing chamber 4, the air pan inlet pipe 501, the air pan return pipe 502, the bypass pipe 503, the floor heating water supply pipe 504, the floor heating return pipe 505, the floor heating three-way valve 610, the first valve body 611, the first partition 612, the first valve stem assembly 613, the first through hole 614, the bypass reversing valve 620, the second valve body 621, the second partition 622, the second valve stem assembly 623, the second through hole 624, the bypass flow control valve 630, the floor heating water supply control valve 640, the drainage mechanism 7, the water pan 701, the concentrated drainage area 702, the gravity drainage 703, the lift pump 704, the mounting portion 705, the drainage ramp 706, the drainage channel 707, the level mounting groove 708, the lift pumping area 709, the air pan water supply temperature sensor 801, the air pan return temperature sensor 802, the floor heating water supply temperature sensor 804, and the floor heating return temperature sensor 804 are used more herein. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.
Claims (10)
1. The utility model provides a but built-in valve fan dish of ground connection warms up, includes casing (1), locates fan subassembly (2) and heat transfer device (3) in casing (1), its characterized in that: the inside of the shell (1) is provided with a valve body accommodating cavity (4), the valve body accommodating cavity (4) is at least provided with a wind disc water inlet pipe (501) connected with the inlet of the heat exchange device (3) and a wind disc water return pipe (502) connected with the outlet of the heat exchange device (3), the wind disc water return pipe (502) is at least connected with two ground heating connecting pipes forming a passage with a ground heating pipeline, and the upstream ends of the at least two ground heating connecting pipes on the wind disc water return pipe (502) are connected with the wind disc water inlet pipe (501) through a bypass pipe (503);
the built-in valve fan disc is provided with a fan disc circulation mode, wherein a bypass pipe (503) is disconnected, at least one part of two floor heating connecting pipes is disconnected, a fan disc water inlet pipe (501) is communicated with a fan disc water return pipe (502) through a heat exchange device (3), the fan disc water inlet pipe (501) and/or the fan disc water return pipe (502) is disconnected with the heat exchange device (3), a fan disc water return pipe (502) between the two floor heating connecting pipes is disconnected, the fan disc water inlet pipe (501), the bypass pipe (503), an inlet of the fan disc water return pipe (502), two floor heating connecting pipes and an outlet of the fan disc water return pipe (502) are sequentially communicated, the fan disc water inlet pipe (501), the heat exchange device (3), an inlet of the fan disc water return pipe (502), a double circulation mode, which is sequentially communicated with the downstream of the fan disc water inlet pipe (501) and/or the fan disc water return pipe (502) are disconnected, at least one part of the two floor heating connecting pipes is disconnected, and the fan disc water inlet pipe (501) is communicated with the bypass pipe (502) through the bypass pipe.
2. The ground-warming built-in valve fan tray of claim 1, wherein: the connecting end of the air disc water return pipe (502) and at least one of the two floor heating connecting pipes is provided with a floor heating three-way valve (610), and the floor heating three-way valve (610) is provided with a first working position which is connected with the upstream and downstream of the air disc water return pipe (502) and used for blocking the air disc water return pipe (502) and the floor heating connecting pipe, and a second working position which is communicated with the floor heating connecting pipe and the air disc water return pipe (502) and used for blocking the air disc water return pipe (502) from leaning against the other floor heating connecting pipe side.
3. The ground-warming built-in valve fan tray of claim 2, wherein: the two floor heating connecting pipes comprise a floor heating water supply pipe (504) and a floor heating water return pipe (505) which are sequentially arranged along the water return direction of the air disc water return pipe (502), and the air disc water return pipe (502) is connected with the floor heating water return pipe (505) through a floor heating three-way valve (610).
4. A valve-in-place air pan capable of grounding as claimed in claim 3, wherein: an inlet end of the floor heating water supply pipe (504) is provided with a floor heating water supply control valve (640).
5. The ground-warming built-in valve fan tray of claim 2, wherein: the fan disc water return pipe (502) is connected with the bypass pipe (503) through the bypass reversing valve (620), and the bypass reversing valve (620) is provided with a first working position which is communicated with the bypass pipe (503) and used for blocking the fan disc water return pipe (502) and the heat exchange device (3), and a second working position which is communicated with the fan disc water return pipe (502) and the heat exchange device (3) and used for blocking the bypass reversing valve (620).
6. The ground-warming built-in valve fan tray of claim 1, wherein: the inlet end of the bypass pipe (503) is provided with a bypass flow control valve (630).
7. The ground-warming built-in valve fan tray of claim 5, wherein: and the floor heating three-way valve (610) and the bypass reversing valve (620) are respectively provided with an electric heating/motor controller.
8. The ground-warming built-in valve fan tray of claim 1, wherein: the water inlet of the air disc water inlet pipe (501), the water outlet of the air disc water return pipe (502) and the floor heating interface of the floor heating connecting pipe are connected to the outer side of the shell (1), and a drainage mechanism (7) is arranged below the valve body accommodating cavity (4).
9. The ground-warming built-in valve fan tray of claim 8, wherein: the drainage mechanism (7) comprises a water receiving disc (701), one end of the water receiving disc (701) is provided with a centralized drainage area (702), and the centralized drainage area (702) is provided with a gravity drainage outlet (703) communicated with the outside;
the centralized drainage area (702) is provided with a downward sunken lifting water pumping area (709), and a lifting pump (704) for sucking water from the lifting water pumping area (709) is arranged above the water receiving disc (701).
10. The ground-warming built-in valve fan tray of claim 9, wherein: the water pan (701) is symmetrical along the center plane, the axis of the gravity water outlet (703) coincides with the center plane, the water pan (701) is symmetrically provided with mounting parts (705) matched with the shell (1) along the two sides of the center plane, a water discharging ramp (706) with high middle and low two sides is arranged below the heat exchange device (3) in the water pan (701), a drainage channel (707) is arranged along the two lower sides of the water discharging ramp (706), the drainage channel (707) is connected with a concentrated water discharging area (702), the heights of the water discharging ramp (706), the drainage channel (707) and the concentrated water discharging area (702) are sequentially reduced in a stepped mode, and one side of the water pan (701) is provided with a level gauge mounting groove (708).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222114746.8U CN218915107U (en) | 2022-08-10 | 2022-08-10 | Built-in valve air disc capable of grounding heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222114746.8U CN218915107U (en) | 2022-08-10 | 2022-08-10 | Built-in valve air disc capable of grounding heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218915107U true CN218915107U (en) | 2023-04-25 |
Family
ID=86046477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222114746.8U Active CN218915107U (en) | 2022-08-10 | 2022-08-10 | Built-in valve air disc capable of grounding heating |
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| Country | Link |
|---|---|
| CN (1) | CN218915107U (en) |
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