CN206094674U - Difference box and many on line systems - Google Patents
Difference box and many on line systems Download PDFInfo
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- CN206094674U CN206094674U CN201621050696.XU CN201621050696U CN206094674U CN 206094674 U CN206094674 U CN 206094674U CN 201621050696 U CN201621050696 U CN 201621050696U CN 206094674 U CN206094674 U CN 206094674U
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Abstract
The utility model provides a difference box for many on line systems, the difference box includes branch pipe and first valve, branch pipe all feeds through the input pipeline including input pipeline and the delivery line more than two, the delivery line more than two, and every delivery line establishes ties first valve forms and to be used for the output control branch road be connected with the indoor set of many on line systems. The utility model also provides a many on line systems. The utility model discloses a difference box and many on line systems, through the first valve of establishing ties on branch pipe's delivery line, consequently when many on line systems when heating the operation, can close through the first valve of controlling and power off's indoor set is connected for the refrigerant can not be flowed through at power off's indoor set, improves the effect that heats of system, can avoid simultaneously the interior noise that produces liquid stream sound, lowering system of power off indoor set.
Description
Technical field
The utility model is related to multi-connected machine technology field, more particularly to a kind of branching box and multiple on-line system.
Background technology
Multi-connected machine usually occurs the situation that part indoor set is not opened due to the particularity of its project installation.In refrigeration,
The general method using electric expansion valve is completely closed, due to liquid pipe it is relatively thin, the refrigerant piled up in liquid pipe and compression
Machine oil is less, does not interfere with the normal operation of system.But in heating operation, if electronic expansion due to tracheae typically relatively slightly
Valve is in completely closed state, and refrigerant and compressor oil can be caused to pile up in tracheae, thus can flow in reduction system
Dynamic coolant quantity, while bulk deposition of the compressor oil in tracheae, can affect the lubricant effect of compressor, shortens compressor
Service life.General way is one less aperture of electron expansion valve in multi-connected machine heating operation so that refrigerant and
Compressor oil can pass through tracheae, it is to avoid system exception during heating operation.But because the high temperature refrigerant for flowing through not open indoor set does not have
Promising heating is contributed, so as to cause thermal loss；Also, flowing through not open the refrigerant of indoor set can when through electric expansion valve
Liquid stream sound can be had, equipment acoustic noise is larger.
Utility model content
In view of above-mentioned multiple on-line system has thermal loss in heating operation, the purpose of this utility model is
There is provided a kind of branching box and multiple on-line system, it is to avoid thermal loss of the multiple on-line system in heating operation, it is possible to increase be
The heating effect of system, and reduce the noise of system.
For achieving the above object, the utility model is adopted the following technical scheme that：
A kind of branching box, for multiple on-line system, the branching box includes branch pipe and the first valve；
The branch pipe includes intake line and plural output pipe, and the plural output pipe connects
Lead to the intake line, each described output pipe first valve of connecting is formed for the interior with the multiple on-line system
The output control branch road of machine connection.
Wherein in one embodiment, the quantity of the output control branch road is two, respectively the first output control
Road and the second output control branch road；
The first output control branch road is used to connect the indoor set, and the second output control branch road is used to connect institute
State the circulation line of multiple on-line system.
Wherein in one embodiment, the quantity of the output control branch road is multiple, multiple output control branch roads
Correspond with multiple indoor sets of the multiple on-line system and arrange, each described output control branch road is used to connect the room
Interior machine.
Wherein in one embodiment, the branching box also includes branching box control panel；
The branching box control panel is used to control the opening of first valve according to the on-off state of the indoor set
Or close.
Wherein in one embodiment, first valve is the magnetic valve or motor-driven valve of open type.
Additionally, the utility model additionally provide a kind of multiple on-line system, including off-premises station, N number of indoor set, circulation line with
And above-mentioned branching box；Wherein, N >=2, N is positive integer；
The circulation line includes first circulation pipe and second circulation pipe, and the first circulation pipe is connected to the off-premises station
First end, the second circulation pipe connects the second end of the off-premises station；
The intake line of the branching box is connected to the first end of the off-premises station, institute by the first circulation pipe
The output control branch road for stating branching box connects with the corresponding indoor set, and each described indoor set is by the second circulation
Pipe is connected to the second end of the off-premises station.
Wherein in one embodiment, the multiple on-line system also includes liquid side branch pipe；The quantity of the branching box is
Two or more, the quantity of the output control branch road of each branching box is two or more；
The intake line of each branching box and one of output control branch road are connected in the first circulation pipe,
Other output control branch roads of each branching box connect respectively an indoor set, each described indoor set by with its
The liquid side branch pipe of connection connects the second circulation pipe.
Wherein in one embodiment, it is connected with described in one between the first circulation pipe and the second circulation pipeline
Indoor set.
Wherein in one embodiment, the quantity of liquid side branch pipe is N-1, and the quantity of the branching box is N-1
Individual, the N-1 branching box is corresponded with the wherein N-1 indoor set and arranged；Wherein, N >=3, N is positive integer；
The quantity of output control branch road described in each described branching box is two, two output control branch road difference
For the first output control branch road and the second output control branch road；
The intake line of each branching box and the second output control branch road are connected in the first circulation pipe,
First output control branch road of each branching box connects respectively an indoor set, and each described indoor set is by corresponding
Liquid side branch pipe connect the second circulation pipe；
Indoor set described in n-th is connected between the first circulation pipe and the second circulation pipe.
Wherein in one embodiment, the quantity of the branching box is one, the output control branch road of the branching box
Quantity is N number of, and N number of output control branch road is corresponded with N number of indoor set and arranged；
The off-premises station, the first circulation pipe, the intake line, output control branch road, n-th institute described in n-th
State indoor set and the second circulation pipe circulates successively connection.
Wherein in one embodiment, each described indoor set includes indoor set control panel, and each described branching box includes
Branching box control panel；
The branching box control panel is connected with indoor set control panel communication, and the branching box control panel is used for according to institute
The on-off state for stating the indoor set of indoor set control panel transmission controls opening or closing for first valve.
Wherein in one embodiment, first valve is the magnetic valve or motor-driven valve of open type.
Wherein in one embodiment, each described indoor set also includes the second electronic valve, the indoor set control panel
For controlling opening or closing for second electronic valve according to the on-off state of the indoor set.
The beneficial effects of the utility model are：
Branching box of the present utility model and multiple on-line system, by the first valve of connecting on the output pipe of branch pipe,
Therefore when multiple on-line system is in heating operation, the first valve pass that control is connected with the indoor set of off-mode can be passed through
Close so that refrigerant can not flow through the indoor set in off-mode, improve the heating effect of system；The shape that shuts down can be avoided simultaneously
Liquid stream sound is produced in state indoor set, the noise of system is reduced.
Description of the drawings
Fig. 1 is the schematic diagram of the embodiment of branching box of the present utility model；
Fig. 2 is the schematic diagram of another embodiment of branching box of the present utility model；
Fig. 3 is the schematic diagram of the embodiment of multiple on-line system of the present utility model；
Fig. 4 is the schematic diagram of another embodiment of multiple on-line system of the present utility model；
Fig. 5 is the schematic diagram of the another embodiment of multiple on-line system of the present utility model.
Specific embodiment
In order that the technical solution of the utility model is clearer, below in conjunction with accompanying drawing, to branching box of the present utility model
And multiple on-line system is described in further detail.It should be appreciated that specific embodiment described herein is only to explain this reality
It is not used to limit the utility model with new.It should be noted that in the case where not conflicting, embodiment in the application and
Feature in embodiment can be mutually combined.
As shown in the figures 1 and 2, the embodiment of the utility model one provides a kind of branching box of use in multiple on-line system gas side
100, above-mentioned multiple on-line system includes compressor (not shown), throttling arrangement, off-premises station 200 and is connected with off-premises station 200
Multiple indoor sets.Wherein, branching box 100 includes box body, the branch pipe being placed in box body and the first valve 130.
Branch pipe includes intake line 110 and plural output pipe 120, and plural output pipe 120 is equal
Connection intake line 110, wherein, intake line 110 as branching box 100 arrival end, for connecting off-premises station 200 so that
The refrigerant discharged from off-premises station 200 and refrigeration oil etc. can be entered in branching box 100, by arranging plural efferent duct
Road 120, the refrigerant enabled to into branching box 100 is divided into more than two-way so that branching box 100 can realize refrigerant and
The distribution between multiple indoor sets such as refrigeration oil.In the present embodiment, intake line 110 can be by connector (as screw thread connects
Joint) it is connected with the circulation line of first end A of off-premises station 200, the output end of intake line 110 connects each output pipe
120 arrival end, output pipe 120 can be connected by connector (such as threaded connector) and indoor set etc..The present embodiment
In, output pipe 120 can be variable diameter straight tube, so as to each output pipe 120 can connect the connecting tube of different diameters, from
And improve the versatility of branching box 100.
Each series connection first valve 130 of output pipe 120 forms output control branch road, and output control branch road is used for junction chamber
Interior machine, such that it is able to pass through opening or closing for the first valve 130, realizes the on and off of each output pipe 120, so as to
The coolant quantity in each indoor set for being connected with output pipe 120 can be controlled.Specifically, when being connected with output control branch road
When indoor set is in off-mode, the first valve 130 closed on corresponding output control branch road, so as to flow from off-premises station 200
The refrigerant for going out cannot be introduced into the above-mentioned indoor set being closed, such that it is able to avoid the loss of heat；At the same time it can also keep away
Indoors machine produces noise to exempt from refrigerant, so as to reduce the noise of system.
In the present embodiment, the position corresponding with intake line 110 offers and supplies intake line on the box body of branching box 100
110 the first openings for stretching out, the position corresponding with output pipe 120 offers the stretched out for output pipe 120 on box body
Two openings, accordingly, the quantity of the second opening is two or more.
In one embodiment, as shown in figure 1, the quantity of the output pipe 120 of branch pipe is two, accordingly, output
The quantity of controlling brancher is two, respectively the first output control branch road and the second output control branch road；In the present embodiment, difference
Pipe can be Y types branch pipe or U-shaped branch pipe.Wherein, the first output control branch road is used to be connected with indoor set, the second output control
Branch road processed is used to connect the circulation line of multiple on-line system.It should be understood that circulation line is be connected to off-premises station 200
Connecting line between one end and the second end, for realizing refrigerant circulating between machine and off-premises station 200 indoors.
In another embodiment, it is accordingly, defeated as shown in Fig. 2 the quantity of the output pipe 120 of branch pipe is multiple
The quantity for going out controlling brancher is multiple, and multiple output control branch roads are corresponded with multiple indoor sets of multiple on-line system and arranged,
Each output control branch road is used to connect in indoor set, i.e. the present embodiment, is arranged in parallel between each output pipe 120, i.e.,
Branching box in the present embodiment forms the structure more than a point so that the installation of branching box is easier, easy to use.
Used as further improving, above-mentioned branching box 100 also includes branching box control panel 140, and branching box control panel 140 collects
Into in the box body in branching box 100, branching box control panel 140 is used to control the first valve according to the on-off state of indoor set
130 open or close.Wherein, the first valve 130 can be the magnetic valve or motor-driven valve of open type.Specifically, branching box control
Making sheet 140 is connected with the indoor set control panel communication arranged on indoor set, when branching box control panel 140 receives indoor set control
During the starting-up signal of plate transmission, the first valve of control 130 is in open mode；When branching box control panel 140 receives indoor set
During the off signal of control panel transmission, the first valve 130 of control is closed.By arranging branching box control panel in branching box 100
140 automaticities that can improve each output control branch road, further improve the convenience of the branching box 100.
Additionally, the embodiment of the utility model one additionally provides a kind of multiple on-line system, including off-premises station 200, N number of interior
Machine, the circulation line being connected between indoor set and off-premises station 200 and branching box 100, wherein, N >=2, N is positive integer, and N is used
In the number for representing indoor set.Circulation line includes first circulation pipe 510 and second circulation pipe 520, and first circulation pipe 510 connects
To first end A of off-premises station 200, second circulation pipe 520 connects the second end B of off-premises station 200.
The intake line 110 of branching box 100 is connected to first end A of off-premises station 200, difference by first circulation pipe 510
The output control branch road of box 100 and corresponding indoor set, each indoor set connects off-premises station 200 by second circulation pipe 520
Second end B.
In one embodiment, as shown in figure 3, above-mentioned multiple on-line system also includes liquid side branch pipe 400a～400d, point
The quantity of discrimination box 100 is two or more, and the quantity of the output control branch road of each branching box 100 is two or more.That is this enforcement
Branching box in example is identical with the structure of the branching box shown in Fig. 2.Wherein, the intake line 110 of each branching box 100 and wherein
One output control branch road is connected in first circulation pipe 510, and other output control branch roads of each branching box 100 connect respectively
One indoor set, each indoor set connects second circulation pipe 520 by connected liquid side branch pipe.
As shown in figure 3, one end of indoor set 300a connects one of output control branch road of branching box 100c, indoor set
The other end of 300a is connected to second circulation pipe 520 by liquid side branch pipe 400a.One end connection branching box of indoor set 300d
One of output control branch road of 100c, the other end of indoor set 300d is connected to second circulation by liquid side branch pipe 400c
Pipe 520.One end of indoor set 300b connects one of output control branch road of branching box 100d, the other end of indoor set 300b
Second circulation pipe 520 is connected to by liquid side branch pipe 400b.Wherein the one of one end connection branching box 100c of indoor set 300e
Individual output control branch road, the other end of indoor set 300e is connected to second circulation pipe 520 by liquid side branch pipe 400d.
Further, an indoor set 300c is connected between first circulation pipe 510 and second circulation pipeline 520.Work as room
When interior machine 300c is in open state, needs to control plural branching box 100c and branching box 100d etc. to be connected on first and follow
The first valve 130 on output control branch road on endless tube 510 is in open mode, so that discharge from off-premises station 200
Refrigerant can be got in machine 300c.
In one embodiment, as shown in figure 4, the quantity of above-mentioned multiple on-line system branching box 100 is N-1, liquid side point
The quantity of manifold is N-1, and N-1 branching box 100, N-1 liquid side branch pipe are corresponded with wherein N-1 indoor set and set
Put；Wherein, N >=3, N is positive integer.
Wherein, each branching box 100 includes intake line 110 and two output pipes 120, and two output pipes 120 are equal
Connection intake line 110, each series connection first valve 130 of output pipe 120 forms output control branch road, therefore, the present embodiment
In, the quantity of output control branch road is two, and two output control branch roads are respectively the first output control branch road and the second output
Controlling brancher.The structure of the branching box 100 i.e. in the present embodiment is identical with the structure of the branching box 100 shown in Fig. 1.
The output control branch road of intake line 110 and second of each branching box 100 is connected in first circulation pipe 510,
First output control branch road of each branching box 100 is connected to corresponding indoor set, and each indoor set passes through corresponding liquid side
Branch pipe connects the second circulation pipe 520.The refrigerant Jing liquid side branch pipe so discharged from indoor set and second circulation pipe 520
Off-premises station 200 is back to, the circulation of refrigerant is completed.When any one indoor set in N-1 indoor set is closed,
To avoid thermal loss of the multiple on-line system in heating operation, the first output control that closing is connected with the indoor set of off-mode
The first valve 130 on branch road processed.
N-th indoor set is connected between the first circulation pipe 510 and second circulation pipe 520.When N indoor sets are in
During open state, the first valve 130 on the second output control branch road of N-1 branching box 100 should be kept to be in opening
State, so that the refrigerant discharged from off-premises station 200 can be entered in N indoor sets, it is ensured that the normal fortune of N indoor sets
OK.
Further, each indoor set includes indoor set control panel and the second electronic valve, and each branching box 100 includes dividing
Discrimination box control panel 140；The communication of branching box control panel 140 and indoor set control panel be connected, in the present embodiment, indoor set control panel with
Branching box control panel 140 can be connected by way of the radio communications such as purple peak, bluetooth or Wifi, realize branching box 100 and room
Information exchange between interior machine.Branching box control panel 140 is used for the switching on and shutting down shape of the indoor set according to the transmission of indoor set control panel
State controls opening or closing for the first valve 130.Second electronic valve can be electric expansion valve, and indoor set control panel is used for root
Opening or closing for the second electronic valve is controlled according to the on-off state of indoor set.
Specifically, under the heating mode of multiple on-line system, when indoor set is in off-mode, branching box control panel
140 close according to the first valve 130 on the off signal of indoor set the first output control branch road for being connected with indoor set of control,
So as to avoid thermal loss.Simultaneously indoor set control panel controls the closing of the second electronic valve, electric so as to avoid refrigerant from flowing through second
Liquid stream sound is produced during sub- valve, the noise of system is reduced.When indoor set is in open state, the basis of branching box control panel 140
The first valve 130 that the starting-up signal of indoor set is controlled on the first output control branch road is in open mode, while indoor set control
Making sheet controls the second electronic valve and is in open mode.
4 illustrate the operation principle of the multiple on-line system of this enforcement below in conjunction with the accompanying drawings：
In multiple on-line system heating operation, when each indoor set is in open state, each branching box 100 point
Discrimination box control panel 140 controls the first valve on the first output control branch road thereon according to the starting-up signal of corresponding indoor set
The first valve 130b on door 130a and the second output control branch road is in open mode.
Wherein, the refrigerant for flowing out from the first end of off-premises station 200 is divided into two-way, the first via Jing after first branching box 100a
Refrigerant Jing the first output control branch roads are got in machine 300a, the second electronic valve 310a throttlings in Jing indoor set 300a
Afterwards, the second end of off-premises station 200 is back to from first liquid side branch pipe 400a being connected with second circulation pipe 520.Second tunnel
Refrigerant enters the N-1 branching box 100b Jing after the second output control branch road of first branching box 100a, and the second road refrigerant is again
It is divided into two-way, i.e. the 3rd road refrigerant and the 4th road refrigerant.Wherein, the first output control of the 3rd road refrigerant the N-1 branching box of Jing
Branch road processed enters the N-1 indoor set 300b, Jing after the throttling of the second electronic valve 310b in the N-1 indoor set 300b,
The second end of off-premises station 200 is back to from the N-1 liquid side branch pipe 400b being connected with second circulation pipe 520.4th road is cold
The second output control branch road of the N-1 branching box 100b of matchmaker Jing enters N indoor set 300c, afterwards, the 4th road refrigerant Jing the
Two circulation pipes 520 are back to the second end of off-premises station 200.
In multiple on-line system heating operation, when X (span of X can be 1～N-1) individual indoor set is in shutdown
During state, then the first valve 130 before controlling on the second output control branch road of X-1 branching box 100 is in open mode,
So that the refrigerant flowed out from the first end of off-premises station 200 can pass through first circulation pipe 510 and X-1 branching box 100
Second output control branch road is entered in the X branching box 100.The branching box of the corresponding the X branching box 100 of the X indoor set
The first valve 130 that control panel 140 is controlled on its first output control branch road is closed, meanwhile, the indoor set control of the X indoor set
Making sheet controls the second electronic valve therein and closes, and so, the refrigerant flowed out from the first end of off-premises station 200 can not pass through X
Individual indoor set, so as to reduce thermal loss, while avoid refrigerant forms liquid stream sound in the X indoor set, reduces and is
The noise of system.Only when the X+1 indoor set to n-th indoor set is in off-mode, then the X branching box is controlled
The first valve 130 on 100 the second output control branch road is closed.
In another embodiment, as shown in figure 5, the quantity of branching box 100 is one, branching box 100 includes input pipe
Road 110 and N number of output pipe 120, connect first valve 130 of each output pipe 120 forms output control branch road, i.e., this
Branching box 100 in embodiment is identical with the structure of the branching box 100 shown in Fig. 2.N number of output control branch road and N number of indoor set
Correspond and arrange, i.e., be arranged in parallel between N number of indoor set.
Off-premises station 200, first circulation pipe 510, intake line 110, n-th output control branch road, n-th indoor set and
Two circulation pipes 520 circulate successively connection.The refrigerant Jing first circulations pipe 510 for exporting from the first end of off-premises station 200 and input
It is divided into N roads after pipeline 110, N roads refrigerant is distinguished and enter the Jing after n-th output control branch road and its corresponding n-th indoor set
Two circulation pipes 520, second end of mixed refrigerant return to off-premises station 200 in second circulation pipe 520.In the present embodiment,
It is arranged in parallel between each indoor set, independent control, using convenient.
Further, each indoor set includes indoor set control panel and the second electronic valve, and each branching box 100 includes
Branching box control panel 140；Branching box control panel 140 is connected with the communication of indoor set control panel, in the present embodiment, indoor set control panel
Can be connected by way of the radio communications such as purple peak, bluetooth or Wifi with branching box control panel 140, realize branching box 100 with
Information exchange between indoor set.Branching box control panel 140 is used for the switching on and shutting down of the indoor set according to the transmission of indoor set control panel
State controls opening or closing for the first valve 130.Second electronic valve can be electric expansion valve, and indoor set control panel is used for
Opening or closing for second electronic valve is controlled according to the on-off state of indoor set.
4 illustrate the operation principle of the multiple on-line system of the present embodiment below in conjunction with the accompanying drawings：
As shown in figure 4, the quantity of the output pipe of branching box is 5, one is arranged in series on each output pipe
First the first valve of 130,5, valve is respectively labeled as 130a～130e；The quantity of indoor set is also 5, is respectively labeled as
300a～300e.
In multiple on-line system heating operation, when indoor set 300a～300e is in open state, then control indoor
The first valve 130a～130e on the corresponding output control branch roads of machine 300a～300e is in open mode.Work as indoor set
300a is in off-mode, when indoor set 300b～300e is in open state, then controls the corresponding output controls of indoor set 300a
The first valve 130a on branch road processed is closed, and the second electronic valve in indoor set 300a is closed, while controlling indoor set 300b
The first valve 130b～130e on the corresponding output control branch roads of～300e is in open mode.
When indoor set 300a, 300c, 300e are in off-mode, indoor set 300b when 300d is in open state, is then controlled
The first valve 130a, 130c and 130e on the corresponding output control branch road of indoor set 300a processed, 300c, 300e is closed, while
Control indoor set 300a, 300c, the second electronic valve in 300e is closed, and controls indoor set 300b, the corresponding outputs of 300d
The first valve 130b and 130d on controlling brancher is in open mode.By that analogy, here is omitted.
Branching box of the present utility model and multiple on-line system, by the first valve of connecting on the output pipe of branch pipe,
Therefore when multiple on-line system is in heating operation, the first valve pass that control is connected with the indoor set of off-mode can be passed through
Close so that refrigerant can not flow through the indoor set in off-mode, improve the heating effect of system；The shape that shuts down can be avoided simultaneously
Liquid stream sound is produced in state indoor set, the noise of system is reduced.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, some deformations and improvement can also be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be defined by claims.
Claims (13)
1. a kind of branching box, it is characterised in that for multiple on-line system, the branching box (100) is including branch pipe and the first valve
Door (130)；
The branch pipe includes intake line (110) and plural output pipe (120), the plural efferent duct
Road (120) connects the intake line (110), and each described output pipe (120) first valve (130) of connecting is formed
For the output control branch road being connected with the indoor set of the multiple on-line system.
2. branching box according to claim 1, it is characterised in that the quantity of the output control branch road is two, respectively
For the first output control branch road and the second output control branch road；
The first output control branch road is used to connect the indoor set, and the second output control branch road is used to connect described many
The circulation line of on-line system.
3. branching box according to claim 1, it is characterised in that the quantity of the output control branch road be it is multiple, it is multiple
The output control branch road is corresponded with multiple indoor sets of the multiple on-line system and arranged, each described output control branch road
It is used to connect the indoor set.
4. the branching box according to any one of claim 1-3, it is characterised in that the branching box is also including branching box control
Plate (140)；
The branching box control panel (140) is for according to the on-off state of indoor set control first valve (130)
Open or close.
5. branching box according to claim 4, it is characterised in that first valve (130) for open type magnetic valve
Or motor-driven valve.
6. a kind of multiple on-line system, it is characterised in that including off-premises station, N number of indoor set, circulation line and claim 1 institute
The branching box stated；Wherein, N >=2, N is positive integer；
The circulation line includes first circulation pipe (510) and second circulation pipe (520), first circulation pipe (510) connection
To the first end of the off-premises station (200), the second circulation pipe (520) connects the second end of the off-premises station (200)；
The intake line (110) of the branching box (100) is connected to the off-premises station by the first circulation pipe (510)
(200) first end, the output control branch road of the branching box (100) connects with the corresponding indoor set, each described room
Interior machine is connected to the second end of the off-premises station by the second circulation pipe.
7. multiple on-line system according to claim 6, it is characterised in that the multiple on-line system also includes liquid side difference
Pipe；The quantity of the branching box (100) is two or more, the quantity of the output control branch road of each branching box be two with
On；
The intake line (110) and one of output control branch road of each branching box (100) is connected on described first and follows
In endless tube (510), other output control branch roads of each branching box (100) connect respectively an indoor set, each
The indoor set connects the second circulation pipe (520) by connected liquid side branch pipe.
8. multiple on-line system according to claim 7, it is characterised in that the first circulation pipe (510) and described second
An indoor set is connected between circulation line (520).
9. multiple on-line system according to claim 7, it is characterised in that the quantity of liquid side branch pipe is N-1, institute
The quantity for stating branching box (100) is N-1, N-1 the branching box (100), N-1 liquid side branch pipe and wherein N-1
The individual indoor set is corresponded and arranged；Wherein, N >=3, N is positive integer；
The quantity of output control branch road described in each described branching box (100) is two, two output control branch roads point
Wei not the first output control branch road and the second output control branch road；
The intake line (110) and the second output control branch road of each branching box (100) is connected on described first and follows
In endless tube (510), the first output control branch road of each branching box (100) connects respectively an indoor set, each
The indoor set connects the second circulation pipe (520) by corresponding liquid side branch pipe；
Indoor set described in n-th is connected between the first circulation pipe (510) and the second circulation pipe (520).
10. multiple on-line system according to claim 6, it is characterised in that the quantity of the branching box (100) is,
The quantity of the output control branch road of the branching box (100) for N number of, N number of output control branch road and N number of indoor set one
One is correspondingly arranged；
The off-premises station (200), the first circulation pipe (510), the intake line (110), output control described in n-th
Indoor set described in road, n-th and the second circulation pipe (520) circulate successively connection.
11. multiple on-line systems according to any one of claim 6-10, it is characterised in that each described indoor set includes room
Interior machine control panel, each described branching box (100) is including branching box control panel (140)；
The branching box control panel (140) is connected with indoor set control panel communication, and the branching box control panel (140) is used for
According to the on-off state of the indoor set of indoor set control panel transmission control first valve (130) opening or
Close.
12. multiple on-line systems according to claim 11, it is characterised in that first valve (130) is open type
Magnetic valve or motor-driven valve.
13. multiple on-line systems according to claim 11, it is characterised in that each described indoor set also includes the second electronics
Valve, the indoor set control panel is used to control the opening of second electronic valve according to the on-off state of the indoor set
Or close.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247702A (en) * | 2016-09-12 | 2016-12-21 | 珠海格力电器股份有限公司 | Branching box and multiple on-line system |
| WO2019104965A1 (en) * | 2017-12-01 | 2019-06-06 | 青岛海尔空调电子有限公司 | Multi-connected air conditioning system noise control method |
-
2016
- 2016-09-12 CN CN201621050696.XU patent/CN206094674U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247702A (en) * | 2016-09-12 | 2016-12-21 | 珠海格力电器股份有限公司 | Branching box and multiple on-line system |
| CN106247702B (en) * | 2016-09-12 | 2018-08-10 | 珠海格力电器股份有限公司 | Branching box and multi-line system |
| WO2019104965A1 (en) * | 2017-12-01 | 2019-06-06 | 青岛海尔空调电子有限公司 | Multi-connected air conditioning system noise control method |
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