CN203857114U - Direct refrigerant and heating medium supply system for buildings and blocker - Google Patents
Direct refrigerant and heating medium supply system for buildings and blocker Download PDFInfo
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- CN203857114U CN203857114U CN201420296414.9U CN201420296414U CN203857114U CN 203857114 U CN203857114 U CN 203857114U CN 201420296414 U CN201420296414 U CN 201420296414U CN 203857114 U CN203857114 U CN 203857114U
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Abstract
The utility model discloses a direct refrigerant and heating medium supply system for buildings and a blocker. According to the direct refrigerant and heating medium supply system, the blocker is arranged between a backflow pipeline and a one-time backflow pipeline for refrigerants and heating media. The blocker comprises a tank with a water inlet and a water outlet. A partition board is arranged in the tank and used for dividing an inner cavity of the tank into a high-pressure area and a low-pressure area. The water inlet and the water outlet are located in the high-pressure area and the low-pressure area respectively. A piston cylinder is arranged at the low-pressure area end of the tank. One end of a connecting rod is connected with a drive piston in a piston cylinder, and the other end of the connecting rod is connected with a conical body I arranged in the high-pressure area of the tank. The partition board is provided with a conical pressure reducing and flow limiting opening matched with the conical body I. The piston cylinder is provided with a high-pressure drive water opening communicated with the piston cavity of the piston cylinder. The portion, corresponding to the high-pressure drive water opening, of the piston cylinder is provided with a pressure adjusting device. The high-pressure drive water opening is communicated with a pipeline of the outlet end of a booster pump. According to the system, hydraulic control can be adjusted linearly, and the reliability is high.
Description
Technical field
It can be the building changes in temperature direct supply system of tall building and low storied building cooling/heating by a set of unit that the utility model relates to a kind of simultaneously.The utility model also relates to a kind of block device that this building changes in temperature direct supply system adopts.
Background technique
Along with the development of real estate, occurred a large amount of tall buildings at present, the heating problem of tall building is the problem that needs are paid close attention to.Be tall building and low storied building heating in order to realize simultaneously, the method in the past adopting was: for tall building arranges separately a boiler or establishes heat exchanger and low sound zone system is isolated, but the former initial cost is large, operating cost is high, the latter must have steam or the just economical rationality of high-temperature water thermal source.The most economic method is, utilizes the low-temperature hydrothermal origin system direct connection heating in original low district, the directly connecting heat supply system without water tank for high-rise building and the reduction valve class methods etc. that for example occurred in recent years.But there is the defects such as system architecture complexity, poor stability in these methods of the prior art.
Because reduction valve is in the market not specially for direct connection heating system designs, some performance parameters are also not exclusively applicable to heating system, its mainly exist turn-off effect undesirable, lack degassing function, suddenly have a power failure and turn-off the defects such as unreliable, and they also all there is complex structure, make trouble, the wearing and tearing of circulating face rubber and the shortcoming such as expensive.In addition, existing direct connection heating unit has and mostly exists automaticity low, does not possess real-time linear voltage regulation function, and cannot regulate in real time according to user's heating situation.
Summary of the invention
For the above-mentioned defect existing in prior art, the utility model provides a kind of waterpower control linearly adjust, high, easy to adjust, the cheap block device of reliability.
The utility model is achieved by the following technical solution: a kind of block device, comprise the tank body with water intake and water outlet, in described tank body, be provided with dividing plate described tank inner chamber be divided into zone of high pressure and low pressure area, described water intake and water outlet lay respectively in described zone of high pressure and low pressure area in; The low pressure area end of described tank body is provided with piston cylinder, one end of connecting rod is connected with the driven plunger in described piston cylinder, its the other end is connected with the taper I being arranged in tank body zone of high pressure, and described dividing plate is provided with the taper decompression throttle orifice suitable with described taper I; Described piston cylinder is provided with the high drive mouth of a river being communicated with its piston cavity, is provided with pressure regulator on described piston cylinder top corresponding to the described high drive mouth of a river.
When the utility model uses, it is arranged on the reflux pipeline of direct-heating system system, its working principle is: utilize the high service of system to enter piston cylinder from the high drive mouth of a river, the connecting rod that promotes driven plunger and be connected with driven plunger is descending, thereby drive taper I descending, the taper throttle orifice that reduces pressure is opened, system forms loop, high pressure backwater is entered in tank body by the water intake of tank body and enters the low pressure area of tank body by reduce pressure throttle orifice current limliting, step-down of taper, post-decompression backwater finally flows out from the water outlet of tank body low pressure area, enters low pressure backflow pipe network.In the time that high service loses pressure, taper I is closed under the pressure-acting of high pressure backwater, and block device cuts out, heating zone, a pipe network Yu Gao district is separated, thus the partition of guarantee heating zone system static pressure.The present invention, by regulating pressure regulator can control the aperture of taper I, realizes the control to pressure of return water, flow.
Described pressure regulator comprises the upper pedestal, the lower base that arrange from top to bottom, in described upper pedestal, be provided with spring pressure-regulating device, described lower base is provided with the taper mouth of a river communicating with the described high drive mouth of a river, the lower end of described spring pressure-regulating device is connected with the taper II that is positioned at lower base by connecting rod, and the tapered end of described taper II coordinates with the described taper mouth of a river; The side of described lower base is provided with the high pressure intake communicating with its taper mouth of a river, and the high pressure intake on described lower base is connected with high-pressure intake pipe, and pipeline connection is passed through in the bottom of described high-pressure intake pipe and described upper pedestal.The working principle of this pressure regulator is: high pressure water enters the bottom of upper pedestal by the pipeline being communicated with it from high-pressure intake pipe, under the effect of high pressure water, spring pressure-regulating device is up, thereby by driving connecting rod and taper II up, the taper mouth of a river on lower base is opened, the high pressure intake of high pressure water on lower base enters the high drive mouth of a river on piston cylinder through the taper mouth of a river, thereby realizes the driving to driven plunger, and block device is opened.Spring pressure-regulating device can be controlled by the setting of spring force the aperture at the taper mouth of a river.In the time of high-pressure water inlet decompression, spring pressure-regulating device makes taper II descending under the effect of spring force, closes the taper mouth of a river.
For the ease of realizing real-time pressure regulation, the pipeline that described high-pressure intake pipe is communicated with lower base is provided with electric control valve.
The water inlet of described tank body is fixed with resistance and revolves current plate, and described resistance is revolved current plate and comprised with the fixed plate of some rectification hole and be fixedly installed on the cross current plate on fixed plate.Resistance is revolved current plate and can hinder and revolve entering high pressure backwater in tank body, ensures that system pressure is stable, the raising stability of a system.
For block device can cut out when the system termination of pumping more reliably, the driven plunger of described piston cylinder is provided with the micro-water hole that connects piston thickness.The high service retaining in piston cavity can be released by micro-water hole, so that driven plunger energy reliable operation puts in place, guarantee block device reliably cuts out.
The utility model also provides a kind of building changes in temperature direct supply system, it comprises the confession stream pipeline for supply refrigerant/heating agent to user, the reflux pipeline being connected with user's radiator, the described stream pipeline that supplies is provided with booster pump and safety check, supplying before described reflux pipeline and booster pump is provided with water admixing device between stream pipeline, between a reflux pipeline of described reflux pipeline and refrigerant/heating agent, be provided with block device, its special way is, described block device comprises the tank body with water intake and water outlet, in described tank body, be provided with dividing plate described tank inner chamber is divided into zone of high pressure and low pressure area, described water intake and water outlet lay respectively in described zone of high pressure and low pressure area in, the low pressure area end of described tank body is provided with piston cylinder, one end of connecting rod is connected with the driven plunger in described piston cylinder, its the other end is connected with the taper I being arranged in tank body zone of high pressure, and described dividing plate is provided with the taper decompression throttle orifice suitable with described taper I, described piston cylinder is provided with the high drive mouth of a river being communicated with its piston cavity, is provided with pressure regulator on described piston cylinder top corresponding to the described high drive mouth of a river, the pipeline connection of the described high drive mouth of a river and booster pump outlet end.
The purpose of this utility model is achieved in that a pipe network hot water pipe's the water supply of water supply/low-temperature receiver supply channel and the backwater of return line mix after water after booster pump pressurization, deliver to user heating heat release/refrigeration through safety check, backwater is by getting back to the once backflow pipe network of refrigerant/heating agent after water admixing device and block device decompression.Block device is opened under the high service effect after booster pump boosts, and system forms loop, normally works; In the time of booster pump termination of pumping, high service loses pressure, and block device cuts out under the effect of high pressure pressure of return water, pipe network and heating/cold-zone is separated, thereby ensure the partition of heating/cold-zone system static pressure.The utility model can be realized the control to pressure of return water, flow by the pressure regulator that regulates block device.
Described pressure regulator comprises the upper pedestal, the lower base that arrange from top to bottom, in described upper pedestal, be provided with spring pressure-regulating device, described lower base is provided with the taper mouth of a river communicating with the described high drive mouth of a river, the lower end of described spring pressure-regulating device is connected with the taper II that is positioned at lower base by connecting rod, and the tapered end of described taper II coordinates with the described taper mouth of a river; The side of described lower base is provided with the high pressure intake communicating with its taper mouth of a river, and the high pressure intake on described lower base is connected with high-pressure intake pipe, and pipeline connection is passed through in the bottom of described high-pressure intake pipe and described upper pedestal; The other end of described high-pressure intake pipe connects the pipeline of booster pump outlet end.
For the ease of realizing real-time pressure regulation, the pipeline that described high-pressure intake pipe is communicated with lower base is provided with electric control valve.
The water inlet of described tank body is fixed with resistance and revolves current plate, and described resistance is revolved current plate and comprised with the fixed plate of some rectification hole and be fixedly installed on the cross current plate on fixed plate.Resistance is revolved current plate and can hinder and revolve entering high pressure backwater in tank body, ensures that system pressure is stable, the raising stability of a system.
For block device can cut out when the system termination of pumping more reliably, the driven plunger of described piston cylinder is provided with the micro-water hole that connects piston thickness.The high service retaining in piston cavity can be released by micro-water hole, so that driven plunger reliable operation puts in place, guarantee block device reliably cuts out.
The beneficial effects of the utility model are: the utility model is by adopting the block device of reliable design, pressure, flow control to direct-heating system system are more flexible, realize real-time linearly adjust, it has utilized the hydraulic drives block device of booster pump outlet end, realize recloser, it is simple in structure, turn-off reliable for effect, make system reliability improve.It has not only overcome the shortcoming of direct connection heating system in prior art, but also there is waterpower control linearly adjust, the advantage such as reliability is high, structure assembly degree is high, easy to adjust and flexible for installation, cheap, intelligent operation.And the utility model can be realized altogether rail of changes in temperature, heating in winter, summer, cooling, improved Utilization ratio.Compared with prior art, reliability of the present utility model and practicability improve greatly, can be widely used in the cooling/heating of tall building.
Brief description of the drawings
Fig. 1 is system connection diagram of the present utility model;
Fig. 2 is the structural representation of the block device in the utility model;
Fig. 3 is the structural representation of the pressure regulator on block device in the utility model;
Fig. 4 is the perspective view that current plate is revolved in the resistance in block device of the present utility model;
Fig. 5 is the plan view that current plate is revolved in the resistance in block device of the present utility model;
In figure, 1, pressure regulator, 2, piston cylinder, 3, the high drive mouth of a river, 4, driven plunger, 5, spring, 6, connecting rod, 7, water outlet, 8, trace water hole, 9, relief opening, 10, dividing plate, 11, taper I, 12, current plate is revolved in resistance, 13, water intake, 14, low-temperature receiver, 15, safety check, 16, booster pump, 17, water admixing device, 18, block device, 19, a water pipe, 20, primary water pipe, 21, pressure adjustment knob, 22, upper spring seat, 23, spring, 24, lower spring cup, 25, connecting tube, 26, high-pressure intake pipe, 27, flange plate, 28, lower base, 29, the taper mouth of a river, 30, taper II, 31, connecting rod, 32, upper pedestal, 33, electric control valve, 34, high pressure intake, 35, tank body, 36, taper decompression throttle orifice, 37, reflux pipeline, 38, zone of high pressure, 39, low pressure area, 40, fixed plate, 41, cross current plate.
Embodiment
Embodiment below by indefiniteness is also further described the utility model by reference to the accompanying drawings:
As shown in Figure 1, be a kind of connection diagram of building changes in temperature direct supply system, heating/cooling adopts to be carried refrigerant/heating agent pressurization rear line radiator, and backwater is by getting back to primary water pipe/refrigerant return pipe after decompression.It comprises the reflux pipeline 37 that supplies stream pipeline, is connected with user's radiator for supply refrigerant/heating agent to user, on for stream pipeline, be provided with booster pump 16, at the forward and backward safety check 15 that is respectively equipped with of booster pump 16, supplying before booster pump 16 is connected with water admixing device 17 between stream pipeline and reflux pipeline 37, between a reflux pipeline of the reflux pipeline 37 after water admixing device 17 and refrigerant/heating agent, is provided with block device 18.
As shown in Figure 2, described block device 18 comprises the tank body 35 with water intake 13 and water outlet 7, in tank body 35, be provided with dividing plate 10 described tank inner chamber is divided into zone of high pressure 38 and low pressure area 39, described water intake 13 and water outlet 7 lay respectively in the zone of high pressure 38 of tank body 35 and in low pressure area 39.In the low pressure area of tank body 35, end is fixed with piston cylinder 2, and one end of connecting rod 6 is connected with the driven plunger 4 in piston cylinder 2, and its other end is connected with the taper I 11 being arranged in tank body zone of high pressure.Driven plunger 4 is provided with the micro-water hole 8 that connects piston thickness.Described dividing plate 10 is provided with the taper decompression throttle orifice 36 suitable with described taper I 11.On connecting rod 6, be set with spring 5, spring 5 is connected between the driven plunger 4 and piston cylinder bottom of piston cylinder 2.On the flange plate 27 on piston cylinder 2 tops, be provided with the high drive mouth of a river 3 being communicated with the piston cavity of piston cylinder, be provided with pressure regulator 1 on piston cylinder 2 tops corresponding to the described high drive mouth of a river 3.
As shown in Figure 3, be the structural representation of pressure regulator 1.It comprises the upper pedestal 32, the lower base 28 that arrange from top to bottom, upper pedestal 32 has cavity, in its cavity, be provided with spring pressure-regulating device, this spring pressure-regulating device comprise upper spring seat 22, lower spring cup 24 and be connected to upper spring seat 22 and lower spring cup 24 between spring 23, be connected with connecting rod 31 in lower spring cup 24 bottoms, the lower end of connecting rod 31 is connected with taper II 30, is connected with pressure adjustment knob 21 on upper spring seat 22 tops.Described lower base 28 is provided with the taper mouth of a river 29, the high drive mouth of a river 3 on these taper mouth of a river 29 companion flange dishes 27, and communicate with it.Taper II 30 is positioned at lower base 28, and coordinates with the described taper mouth of a river 29.Be provided with the high pressure intake 34 communicating with its taper mouth of a river 29 in the side of lower base 28, this high pressure intake 34 is connected with high-pressure intake pipe 26.Between high-pressure intake pipe 26 and the bottom of upper pedestal 32, being provided with connecting tube 25 is communicated with both.For the ease of regulating pressure, on the pipeline that the utility model is also communicated with lower base 28 at high-pressure intake pipe 26, be provided with electric control valve 33, after electric control valve 33 is arranged on the tie point of connecting tube 25 and high-pressure intake pipe 26.The pipeline connection of the other end of high-pressure intake pipe 26 and booster pump 16 outlet end.
As shown in accompanying drawing 2, Fig. 4, Fig. 5, in order to hinder and to revolve entering high pressure backwater in tank body 35, the present embodiment is fixed with resistance and revolves current plate 12 at water intake 13 places of tank body 35.This resistance is revolved current plate 12 and is comprised with the fixed plate 40 of some rectification hole and be fixedly installed on the cross current plate 41 on fixed plate 40, and fixed plate 40 is fixed on water intake 13 places of tank body 35.
When system operation, the refrigerant that the hot water that booster pump 16 and control system thereof are supplied water pipe 19 or low-temperature receiver 14 are supplied and the mixed water of system backwater are pressurized to after setting pressure, deliver to user heating/cold-zone, the high service of a part after booster pump pressurization enters in the block device 18 being located on reflux pipeline 37, block device 18 is opened, system forms loop, enters a reflux pipeline of heating agent/refrigerant through the post-decompression backwater of block device 18; In the time of booster pump termination of pumping, high service loses pressure, is not enough to open block device 18, and block device 18 block devices 18 cut out, and pipe network and heating/cold-zone are separated, thereby ensures the partition of heating/cold-zone system static pressure.
The specific works principle of block device 18 and pressure regulator 1 is: the high service after booster pump pressurization enters the bottom of the upper pedestal 32 of pressure regulator 1 by the connecting tube 25 being communicated with it from high-pressure intake pipe 26, under the effect of high pressure water, spring pressure-regulating device in upper pedestal 32 is up, drive connecting rod 31 and taper II 30 up, the taper mouth of a river 29 on lower base 28 is opened, the high pressure intake 34 of high pressure water on lower base 28 is through the taper mouth of a river 29, the high drive mouth of a river 3 on piston cylinder 2 enters in piston cylinder 2, high pressure water promotion driven plunger 4 and the connecting rod 6 being connected with driven plunger 4 are descending, thereby drive taper I 11 descending, the taper throttle orifice 36 that reduces pressure is opened, system forms loop, high pressure backwater is entered in tank body 35 by the water intake 13 of tank body and by taper throttle orifice 36 current limlitings that reduce pressure, step-down enters the low pressure area of tank body, post-decompression backwater flows out from the water outlet 7 of tank body low pressure area, enter the primary water pipe of system.In the time of booster pump termination of pumping, high service loses pressure, and taper I 11 is about to taper decompression throttle orifice 36 under the effect of high pressure backwater and spring 5 and is closed, and block device cuts out, and heating zone, a pipe network Yu Gao district is separated.In the time of booster pump termination of pumping, the taper II 30 in pressure regulator 1 is also about to down the taper mouth of a river 29 and is closed under the effect of spring 23.The spring pressure-regulating device of pressure regulator 1 can be set spring force by pressure adjustment knob 21, controls the aperture at the taper mouth of a river.
For in time, by outside intrasystem gas discharge system, the present embodiment is provided with relief opening 9 on the tank body top of block device 18, and this relief opening is connected with outlet valve.When backwater enters behind the tank chamber of block device 18, flow velocity reduces, and the gas in backwater is separated, and gas rises and discharges through relief opening 9 to outlet valve.
Other parts in the present embodiment adopt known technology, do not repeat them here.
Claims (10)
1. a block device, comprise the tank body (35) with water intake (13) and water outlet (7), it is characterized in that: in described tank body (35), be provided with dividing plate (10) described tank inner chamber be divided into zone of high pressure and low pressure area, described water intake (13) and water outlet (7) lay respectively in described zone of high pressure and low pressure area in; The low pressure area end of described tank body (35) is provided with piston cylinder (2), one end of connecting rod (6) is connected with the driven plunger (4) in described piston cylinder (2), its the other end is connected with the taper I (11) being arranged in tank body zone of high pressure, and described dividing plate (10) is provided with the taper decompression throttle orifice (36) suitable with described taper I (11); Described piston cylinder (2) is provided with the high drive mouth of a river (3) being communicated with its piston cavity, is provided with pressure regulator (1) on described piston cylinder (2) top corresponding to the described high drive mouth of a river (3).
2. block device according to claim 1, it is characterized in that: described pressure regulator (1) comprises the upper pedestal (32) arranging from top to bottom, lower base (28), described upper pedestal is provided with spring pressure-regulating device in (32), described lower base (28) is provided with the taper mouth of a river (29) communicating with the described high drive mouth of a river (3), the lower end of described spring pressure-regulating device is connected with the taper II (30) that is positioned at lower base (28) by connecting rod, the tapered end of described taper II (30) coordinates with the described taper mouth of a river (29), the side of described lower base (28) is provided with the high pressure intake (34) communicating with its taper mouth of a river (29), high pressure intake (34) on described lower base is connected with high-pressure intake pipe (26), and described high-pressure intake pipe (26) passes through pipeline connection with the bottom of described upper pedestal (32).
3. block device according to claim 2, is characterized in that: the pipeline that described high-pressure intake pipe (26) is communicated with lower base (28) is provided with electric control valve (33).
4. according to the block device described in claim 1 or 2 or 3, it is characterized in that: the water intake (13) of described tank body (35) is located to be fixed with resistance and revolved current plate (12), and described resistance is revolved current plate (12) and comprised the fixed plate (40) with some rectification hole and be fixedly installed on the cross current plate (41) on fixed plate (40).
5. according to the block device described in claim 1 or 2 or 3, it is characterized in that: the driven plunger (4) of described piston cylinder is provided with the micro-water hole (8) that connects piston thickness.
6. a building changes in temperature direct supply system, comprise the confession stream pipeline for supply refrigerant/heating agent to user, the reflux pipeline being connected with user's radiator, the described stream pipeline that supplies is provided with booster pump (16) and safety check, between described reflux pipeline and booster pump (16) confession stream pipeline before, be provided with water admixing device (17), between a reflux pipeline of described reflux pipeline and refrigerant/heating agent, be provided with block device (18), it is characterized in that: described block device (18) comprises the tank body (35) with water intake (13) and water outlet (7), in described tank body (35), be provided with dividing plate (10) described tank inner chamber is divided into zone of high pressure and low pressure area, described water intake (13) and water outlet (7) lay respectively in described zone of high pressure and low pressure area in, the low pressure area end of described tank body (35) is provided with piston cylinder (2), one end of connecting rod (6) is connected with the driven plunger (4) in described piston cylinder (2), its the other end is connected with the taper I (11) being arranged in tank body zone of high pressure, and described dividing plate (10) is provided with the taper decompression throttle orifice (36) suitable with described taper I (11), described piston cylinder (2) is provided with the high drive mouth of a river (3) being communicated with its piston cavity, be provided with pressure regulator (1) on described piston cylinder (2) top corresponding to the described high drive mouth of a river (3), the pipeline connection of the described high drive mouth of a river (3) and booster pump (16) outlet end.
7. building changes in temperature direct supply system according to claim 6, it is characterized in that: described pressure regulator (1) comprises the upper pedestal (32) arranging from top to bottom, lower base (28), described upper pedestal is provided with spring pressure-regulating device in (32), described lower base (28) is provided with the taper mouth of a river (29) communicating with the described high drive mouth of a river (3), the lower end of described spring pressure-regulating device is connected with the taper II (30) that is positioned at lower base (28) by connecting rod, the tapered end of described taper II (30) coordinates with the described taper mouth of a river (29), the side of described lower base (28) is provided with the high pressure intake (34) communicating with its taper mouth of a river (29), described high pressure intake (34) is connected with high-pressure intake pipe (26), and described high-pressure intake pipe (26) passes through pipeline connection with the bottom of described upper pedestal (32), the other end of described high-pressure intake pipe (26) connects the pipeline of booster pump (16) outlet end.
8. building changes in temperature direct supply system according to claim 7, is characterized in that: described high-pressure intake pipe (26) is provided with electric control valve (33) with the pipeline that the lower base (28) of block device is communicated with.
9. according to the building changes in temperature direct supply system described in claim 6 or 7 or 8, it is characterized in that: the water intake (13) of described tank body (35) is located to be fixed with resistance and revolved current plate (12), and described resistance is revolved current plate (12) and comprised the fixed plate (40) with some rectification hole and be fixedly installed on the cross current plate (41) on fixed plate (40).
10. according to the building changes in temperature direct supply system described in claim 6 or 7 or 8, it is characterized in that: the driven plunger (4) of described piston cylinder is provided with the micro-water hole (8) that connects piston thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296414.9U CN203857114U (en) | 2014-06-05 | 2014-06-05 | Direct refrigerant and heating medium supply system for buildings and blocker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296414.9U CN203857114U (en) | 2014-06-05 | 2014-06-05 | Direct refrigerant and heating medium supply system for buildings and blocker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203857114U true CN203857114U (en) | 2014-10-01 |
Family
ID=51606964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420296414.9U Withdrawn - After Issue CN203857114U (en) | 2014-06-05 | 2014-06-05 | Direct refrigerant and heating medium supply system for buildings and blocker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203857114U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982697A (en) * | 2014-06-05 | 2014-08-13 | 山东鹏鹞水暖设备有限公司 | Building cold and heat direct supply system and blocking device |
| CN111322671A (en) * | 2020-03-25 | 2020-06-23 | 烟台同兴智能技术有限公司 | Distributed heat supply network energy storage and voltage stabilization device |
-
2014
- 2014-06-05 CN CN201420296414.9U patent/CN203857114U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982697A (en) * | 2014-06-05 | 2014-08-13 | 山东鹏鹞水暖设备有限公司 | Building cold and heat direct supply system and blocking device |
| CN103982697B (en) * | 2014-06-05 | 2015-06-03 | 山东鹏鹞水暖设备有限公司 | Building cold and heat direct supply system and blocking device |
| CN111322671A (en) * | 2020-03-25 | 2020-06-23 | 烟台同兴智能技术有限公司 | Distributed heat supply network energy storage and voltage stabilization device |
| CN111322671B (en) * | 2020-03-25 | 2021-08-24 | 烟台明石智能技术有限公司 | Distributed heat supply network energy storage and voltage stabilization device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141001 Effective date of abandoning: 20150603 |
|
| RGAV | Abandon patent right to avoid regrant |