CN203891115U - Water supply device with automatic pressure relief function - Google Patents
Water supply device with automatic pressure relief function Download PDFInfo
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- CN203891115U CN203891115U CN201420234066.2U CN201420234066U CN203891115U CN 203891115 U CN203891115 U CN 203891115U CN 201420234066 U CN201420234066 U CN 201420234066U CN 203891115 U CN203891115 U CN 203891115U
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- outlet pipe
- water supply
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- outflow pipe
- pressure
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Abstract
The utility model discloses a water supply device with an automatic pressure relief function and belongs to the technical field of water supply equipment. The water supply device comprises a stationary flow compensator and outflow pipes. The stationary flow compensator is communicated with a user water network. The outflow pipes include a front outflow pipe and a rear outflow pipe. The front outflow pipe and the rear outflow pipe are fixedly connected through two supports to form a rectangular frame. Two water pumps are vertically disposed between the front outflow pipe and the rear outflow pipe. An automatic pressure relief device is further vertically disposed between the front outflow pipe and the rear outflow pipe. The water supply device is mainly used for automatically relieving the pressure to prevent pipe explosion and the like when network pressure increases to a certain value, so that a water supply network is protected; meanwhile, normal operation of the water supply device is unaffected.
Description
Technical field
The utility model relates to a kind of water supply facilities, more particularly, relates to a kind of water supply facilities with releasing pressure automatically function.
Background technology
Non-negative pressure water-supply installation is applied in the secondary pressurized system of municipal water supply system, high building water more and more widely, this equipment has steady flow compensator, negative pressure inhibition device, water pump, valve, pipe fitting, sensor, electrical control system conventionally, its most important function is in normal water supply, to guarantee that steady flow compensator does not form a negative pressure state, is secondly totally-enclosed pollution-free.Its basic functional principle is: it is that water pump is directly connected on the waterline network of municipal tap water company by steady flow compensator, the water of tap water pipe network directly enters regulating tank, when the pressure of tap water pipe network can not meet water and requires, the online pressure sensor of outlet pipe is sampled to hydraulic pressure, pressure signal is changed to the corresponding signal of telecommunication, send into frequency converter or intelligent controller and compare calculating through changing the force value given with user, result is changed into the frequency adjustment signal of controlling frequency converter out-put supply frequency, export control pump start stop signal simultaneously, by the adjusting pumping source frequency that turns round, make the stable water pressure of user's pipe network in pre-set force value.
Although current non-negative pressure water-supply installation can meet water supply requirement, but analyze according to the actual service condition in scene, also have the following disadvantages: when the online pressure sensor of outlet pipe occurs when abnormal, frequency converter or intelligent controller do not receive pressure signal, take for pressure and can not meet instructions for use always, and then heighten the running frequency of pump motor always, water supply network pressure constantly increases, while being increased to certain value, cause water supply network to break, can cause very large economic loss and negative effect.
Summary of the invention
1. the technical problem that utility model will solve
The purpose of this utility model is to overcome existing non-negative pressure water-supply installation can not releasing pressure automatically, the deficiency that easily occurs when equipment fault that pressure is excessive and cause feed pipe to break, a kind of water supply facilities with releasing pressure automatically function is provided, adopt the technical solution of the utility model, when pressure is increased to certain value, can realize releasing pressure automatically, prevented that the phenomenons such as booster from occurring, protect water supply network, can not affect the normal operation of supply equipment simultaneously; And have advantages of simple in structure, with low costly, be convenient to promote the use of.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
A kind of water supply facilities with releasing pressure automatically function of the present utility model, comprise steady flow compensator and outlet pipe, described steady flow compensator is connected with user's water pipe network by outlet pipe, described outlet pipe comprises front outlet pipe and rear outlet pipe, and described front outlet pipe and rear outlet pipe are fixedly connected into a rectangle frame by two supports; Between described front outlet pipe and rear outlet pipe, be vertically installed with two water pumps, between described front outlet pipe and rear outlet pipe, be also vertically installed with an automatic decompression device.
Further, described automatic decompression device is relief valve.
Further, the described water pump both sides of automatic decompression device that are placed in, and be symmetrical arranged.
Further, the both sides of described water pump is symmetrically arranged with respectively a valve.
Further, on described rear outlet pipe, be also provided with pressure sensor and pressure meter.
3. beneficial effect
The technical scheme that adopts the utility model to provide, compares with existing known technology, has following beneficial effect:
(1) a kind of water supply facilities with releasing pressure automatically function of the present utility model, its steady flow compensator is connected with user's water pipe network by outlet pipe, outlet pipe comprises front outlet pipe and rear outlet pipe, and front outlet pipe and rear outlet pipe are fixedly connected into a rectangle frame by two supports; Between front outlet pipe and rear outlet pipe, be vertically installed with two water pumps, between front outlet pipe and rear outlet pipe, be also vertically installed with an automatic decompression device, when pressure is increased to certain value, can realize releasing pressure automatically, prevented that the phenomenons such as booster from occurring, protect water supply network, can not affect the normal operation of supply equipment simultaneously;
(2) a kind of water supply facilities with releasing pressure automatically function of the present utility model, its automatic decompression device is relief valve, when manifold pressure surpasses the pressure of relief valve setting, automatically open pressure release, protection pipeline and equipment, effectively prevented unexpected generation, and relief valve is cheap, working stability;
(3) a kind of water supply facilities with releasing pressure automatically function of the present utility model, the be placed in both sides of automatic decompression device of its water pump, and be symmetrical arranged, when starting automatic decompression device, the part water flowing out by water pump in steady flow compensator is back in steady flow compensator through automatic decompression device, water pump is symmetricly set in the both sides of automatic decompression device, and structure is more stable;
(4) a kind of water supply facilities with releasing pressure automatically function of the present utility model, is also provided with thereafter pressure sensor and pressure meter on outlet pipe, the convenient discharge pressure of observing water supply facilities facilitates fault judgement and overhaul of the equipments.
Accompanying drawing explanation
Fig. 1 is a kind of water supply facilities structural representation with releasing pressure automatically function of the present utility model.
Label declaration in schematic diagram:
1, steady flow compensator; 2, valve; 3, water pump; 4, pressure sensor; 5, pressure meter; 6, automatic decompression device; 7, support; 8, front outlet pipe; 9, rear outlet pipe.
The specific embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment
In conjunction with Fig. 1, a kind of water supply facilities with releasing pressure automatically function of the present embodiment, comprise steady flow compensator 1 and outlet pipe, steady flow compensator 1 is connected with user's water pipe network by outlet pipe, and city's water water supply network is connected with the water inlet of steady flow compensator 1, and outlet pipe comprises front outlet pipe 8 and rear outlet pipe 9, front outlet pipe 8 and rear outlet pipe 9 are fixedly connected into a rectangle frame by two supports 7, wherein, front outlet pipe 8 and rear outlet pipe 9 horizontal arrangement, two supports 7 are arranged vertically; Between front outlet pipe 8 and rear outlet pipe 9, be vertically installed with two water pumps 3, the both sides of water pump 3 is symmetrically arranged with respectively a valve 2, water in steady flow compensator 1 is divided into two-way in front outlet pipe 8, and the water of this two-way is outlet pipe 9 after two water pumps 3 enter respectively, finally the mouth of pipe by rear outlet pipe 9 flows into user's water pipe; Between front outlet pipe 8 and rear outlet pipe 9, be also vertically installed with an automatic decompression device 6; specifically in the present embodiment; this automatic decompression device 6 is relief valve; when manifold pressure surpasses the pressure of relief valve setting; automatically open pressure release, protection pipeline and equipment, prevented unexpected generation effectively; and relief valve is cheap, working stability.The be placed in both sides of automatic decompression device 6 of water pump 3, and be symmetrical arranged, when starting automatic decompression device 6, the part water flowing out by water pump 3 in steady flow compensator 1 is back in steady flow compensator 1 through automatic decompression device 6, by steady flow compensator 1, share partial pressure, water pump 3 is symmetricly set in the both sides of automatic decompression device 6, and structure is more stable.
On rear outlet pipe 9 in the present embodiment, be also provided with pressure sensor 4 and pressure meter 5, the convenient discharge pressure of observing water supply facilities, facilitates fault judgement and overhaul of the equipments.When the pressure in the present embodiment outlet pipe is increased to certain value, can realize releasing pressure automatically, prevent that the phenomenons such as booster from occurring, protect water supply network, can not affect the normal operation of supply equipment simultaneously.
In order to understand better content of the present utility model, now in conjunction with Fig. 1, provide a kind of operating principle with the water supply facilities of releasing pressure automatically function of the present utility model.
A kind of water supply facilities with releasing pressure automatically function of the present utility model, during normal water supply, automatic decompression device 6 is in closed condition, and the tap water in city's water water supply network enters user's water pipe network via water supply facilities of the present utility model; Pressure sensor on outlet pipe occurs, automatic decompression device 6 will be opened automatically, by unnecessary pressure Self-tipping to steady flow compensator 1.What deserves to be explained is, malfunction elimination and maintenance for the ease of water supply facilities, and realize intelligent, automatic decompression device 6 can be connected with intelligent controller, while causing automatic decompression device 6 to start pressure release when appearance of abnormal pressure, automatic decompression device 6 sends alarm signal to intelligent controller simultaneously, and intelligent controller quits work control water pump 3 after receiving alarm signal, reminds operating personnel's checkout facility simultaneously.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without creatively designing the frame mode similar to this technical scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (5)
1. a water supply facilities with releasing pressure automatically function, it is characterized in that: comprise steady flow compensator (1) and outlet pipe, described steady flow compensator (1) is connected with user's water pipe network by outlet pipe, described outlet pipe comprises front outlet pipe (8) and rear outlet pipe (9), and described front outlet pipe (8) and rear outlet pipe (9) are fixedly connected into a rectangle frame by two supports (7); Between described front outlet pipe (8) and rear outlet pipe (9), be vertically installed with two water pumps (3), between described front outlet pipe (8) and rear outlet pipe (9), be also vertically installed with an automatic decompression device (6).
2. a kind of water supply facilities with releasing pressure automatically function according to claim 1, is characterized in that: described automatic decompression device (6) is relief valve.
3. a kind of water supply facilities with releasing pressure automatically function according to claim 2, is characterized in that: described water pump (3) both sides of automatic decompression device (6) that are placed in, and be symmetrical arranged.
4. a kind of water supply facilities with releasing pressure automatically function according to claim 3, is characterized in that: the both sides of described water pump (3) is symmetrically arranged with respectively a valve (2).
5. a kind of water supply facilities with releasing pressure automatically function according to claim 4, is characterized in that: on described rear outlet pipe (9), be also provided with pressure sensor (4) and pressure meter (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234066.2U CN203891115U (en) | 2014-05-07 | 2014-05-07 | Water supply device with automatic pressure relief function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234066.2U CN203891115U (en) | 2014-05-07 | 2014-05-07 | Water supply device with automatic pressure relief function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203891115U true CN203891115U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420234066.2U Active CN203891115U (en) | 2014-05-07 | 2014-05-07 | Water supply device with automatic pressure relief function |
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| Country | Link |
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| CN (1) | CN203891115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650875A (en) * | 2016-03-22 | 2016-06-08 | 黄永敏 | Capacity increase device for water drainage pipeline of high-temperature heat pump |
| CN106223408A (en) * | 2016-08-30 | 2016-12-14 | 天津市国威给排水设备制造有限公司 | One is energy-saving holds pressure relief valve |
-
2014
- 2014-05-07 CN CN201420234066.2U patent/CN203891115U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650875A (en) * | 2016-03-22 | 2016-06-08 | 黄永敏 | Capacity increase device for water drainage pipeline of high-temperature heat pump |
| CN106223408A (en) * | 2016-08-30 | 2016-12-14 | 天津市国威给排水设备制造有限公司 | One is energy-saving holds pressure relief valve |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |