CN103306678A - Salt water freezing device with automatic balance adjustment function - Google Patents
Salt water freezing device with automatic balance adjustment function Download PDFInfo
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- CN103306678A CN103306678A CN2013102320851A CN201310232085A CN103306678A CN 103306678 A CN103306678 A CN 103306678A CN 2013102320851 A CN2013102320851 A CN 2013102320851A CN 201310232085 A CN201310232085 A CN 201310232085A CN 103306678 A CN103306678 A CN 103306678A
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Abstract
A salt water freezing device with an automatic balance adjustment function comprises a shell-and-tube dry-type evaporator, a salt water pump, a liquid preparation ring, a liquid collection ring and a plurality of freezers, wherein the liquid preparation ring is communicated with a liquid inlet pipe of each freezer; and the liquid collection ring is communicated with a liquid outlet pipe of each freezer. The salt water freezing device is characterized in that a salt water balance device is arranged between the shell-and-tube dry-type evaporator and the salt water pump; the salt water balance device comprises a big salt water box and a small salt water box; a water inlet valve, a water outlet valve and a salt water filling hole are arranged on the big salt water box; the water inlet valve is connected with the shell-and-tube dry-type evaporator through a pipeline; the water outlet valve is connected with the salt water pump through a pipeline; the small salt water box is arranged at the top of the big salt water box; and a communicating pipeline and an air pressure balance pipeline are arranged between the big salt water box and the small salt water box. According to the salt water freezing device, salt water in a system can be stored, air in the system is buffered and released, the loss of the salt water is effectively prevented, the balance of the salt water system is automatically adjusted, the salt water system is guaranteed to normally run, and the refrigerating efficiency is improved.
Description
Technical field
The present invention relates to the device of automatic leveling brine system in the mine shaft freezing engineering.
Background technology
The refrigeration system of freezing in the freeze-wellboring comprises ammonia system, brine system and cooling water system, wherein brine system is responsible for a hypothermic saline and is transported to underground with Freezing stratum as rapid from ground, therefore brine system is the whole throat that freezes refrigeration system, and its effect is extremely important.The endless form of brine system is: the hypothermic saline in the evaporimeter is boosted by brine pump and flows into frigo by outlet main, brine distributing ring, feed pipe, after in frigo, carrying out interchange of heat and heat up with the stratum, continue cooling through liquid back pipe, brine collecting ring, loop main Returning evaporimeter, so be concatenated to form brine circulation system.The on-the-spot general evaporimeter type that adopts is semi-enclosed box evaporimeter and shell-tube type dry evaporator.Preceding a kind of evaporimeter is owing to be semienclosed, and the large volume brine tank is arranged, naturally solved the equilibrium problem of storage, buffering, expansion and the system pressure of salt solution, generally adopted in the past, but because its floor space is big, heat exchanger effectiveness is low, and salt solution easily evaporates reveals dirty erosion surrounding devices and environment, so progressively be eliminated.Then a kind of evaporimeter is because the heat exchanger effectiveness height, and installation, easy to maintenance, so progressively become the main product of the industry at present, but owing to be enclosed, and the salt solution reservoir volume is little in the package, so need in brine system, increase a kind of device, in order to problems such as the storage that solves salt solution, buffering, expansion, pressure balances.Adopt the brine system of shell-tube type dry evaporator many problems to occur in the past, such as not matching of evaporator pipeline pump brine flow and brine pump flow cause system to advance air, salt solution overflows, increases energy consumption, reduction heat exchange effect etc.
Summary of the invention
The present invention is the weak point that technical solution exists, provide a kind of have an automatic levelling function freeze the salt solution device.
The present invention deals with problems and adopts following technical scheme:
A kind of have an automatic levelling function freeze the salt solution device, comprise the shell-tube type dry evaporator, brine pump, brine distributing ring, brine collecting ring and a plurality of frigo, described brine distributing ring is communicated with the feed liquor line seal of each frigo by the pipeline of dribbling valve, described brine collecting ring is communicated with the fluid line seal of each frigo by the pipeline of dribbling valve, its design feature is, be provided with the salt solution bascule between described shell-tube type dry evaporator and the brine pump, described salt solution bascule is made up of big brine tank and little brine tank, little brine tank is located at the top of big brine tank, described big brine tank is provided with water intaking valve, outlet valve, the salt solution inlet, described water intaking valve links to each other with the shell-tube type dry evaporator by the pipeline of strap brake valve, described outlet valve links to each other with brine pump by the pipeline of strap brake valve, be provided with connecting pipeline and air pressure balance pipeline between described big brine tank and the little brine tank, described air pressure balance pipeline is used for guaranteeing pressure balance between the big or small brine tank.
Design feature of the present invention also is:
Described air pressure balance pipeline is provided with level indicator.
Also be provided with soil cleaning port and maintenance entrance on the described big brine tank.
Also be provided with overfall on the described little brine tank.
Volume ratio 8:1 between described big brine tank and the little brine tank.
Compared with the prior art, beneficial effect of the present invention is embodied in:
The present invention can store salt solution in the system, cushion and delivery system in air, prevent that effectively salt solution runs off, regulate the brine system balance automatically, guarantee its normal operation, improved refrigerating efficiency.
Description of drawings
Fig. 1 constitutes schematic diagram for the salt solution device that freezes that the present invention has automatic levelling function.
Fig. 2, Fig. 3 are respectively former and later two direction structure schematic diagrames of salt solution bascule of the present invention.
Number in the figure: 1 salt solution bascule, 2 gate valves one, 3 brine pumps, 4 gate valves two, 5 outlet salt water conduit tubes, 6 brine distributing rings, 7 ball valves one, 8 frigos, 9 ball valves two, 10 brine collecting rings, 11 loop salt water conduit tubes, 12 gate valves three, 13 shell-tube type dry evaporators, 14 gate valves four, 15 cooling salt water conduit tubes, 16 gate valves five, 17 big brine tanks, 18 little brine tanks, 19 water intaking valves, 20 outlet valves, 21 salt solution inlets, 22 spilling water pipelines, 23 air pressure balance pipelines, 24 soil cleaning ports, 25 maintenance entrances, 26 overfalls.
The specific embodiment
Technical solution of the present invention is done further by the specific embodiment below in conjunction with accompanying drawing and to be explained.
As Fig. 1, shown in 2, freeze the salt solution device mainly by salt solution bascule 1, gate valve 1, brine pump 3, gate valve 24, outlet salt water conduit tube 5, brine distributing ring 6, ball valve 1, frigo 8, ball valve 29, brine collecting ring 10, loop salt water conduit tube 11, gate valve 3 12, shell-tube type dry evaporator 13, gate valve 4 14, cooling salt water conduit tube 15, structures such as gate valve 5 16 are formed, brine distributing ring 6 is communicated with the feed liquor line seal of each frigo 8 by the pipeline of dribbling valve 1, brine collecting ring 10 is communicated with the fluid line seal of each frigo 8 by the pipeline of dribbling valve 29, the salt solution bascule is connected between shell-tube type dry evaporator and the brine pump, the salt solution bascule is made up of big brine tank 17 and little brine tank 18, big brine tank is provided with water intaking valve 19, outlet valve 20, salt solution inlet 21, soil cleaning port 24, maintenance entrance 25, water intaking valve 19 links to each other with shell-tube type dry evaporator 13 by the pipeline of strap brake valve 4 14 and gate valve 5 16, outlet valve 20 links to each other with brine pump 3 by the pipeline of strap brake valve 1, little brine tank 18 is located at the top of big brine tank 17, and be provided with overfall 27, big brine tank is communicated with little brine tank by spilling water pipeline 22, also be connected with air pressure balance pipeline 23 between big brine tank and the little brine tank, be used for guaranteeing pressure balance between the big or small brine tank.Be provided with level indicator on the air pressure balance pipeline simultaneously.
Before system's running, in salt solution inlet 21 injects salt solution big brine tank 17, turn round by brine pump, guarantee whole system salt solution expense, when the unexpected termination of pumping of brine pump or maintenance, because brine temp gos up to cause volume expansion, expansion salt solution in the big brine tank 17 is discharged in the little brine tank 18 through the spilling water pipeline, at this moment, air pressure balance pipeline 23 can guarantee the pressure balance of big or small brine tank, prevents that gas is stifled.If expansion salt solution is full of big brine tank 17, little brine tank 18, can be expelled to ground salt solution storage pool by overfall gap 8.In operation process, the level indicator on the air pressure balance pipeline shows when salt solution is not enough, can in time replenish salt solution by the salt solution inlet.During maintenance or after running finished, operating personnel entered in the big brine tank by maintenance entrance 25, to brine tank overhaul, decontamination, anticorrosion, sewage can be discharged by soil cleaning port 24.
The salt solution endless form is (referring to Fig. 1): shell-tube type dry evaporator 13 cooled hypothermic salines, through gate valve 4 14, cooling salt water conduit tube 15, gate valve 5 16, flow into salt solution bascule 1, in the salt solution bascule, store, buffering, system balancing, after discharging air, through gate valve 1, brine pump 3 pressurizations, gate valve 24, outlet salt water conduit tube 5, brine distributing ring 6, ball valve 1 enters frigo 8, interchange of heat is carried out on hypothermic saline and stratum, make water bearing ground become and become hot salt brine (with respect to hypothermic saline) after the frozen soil state forms frost wall by melting the earthy attitude, hot salt brine is from frigo 8, through ball valve 29, brine collecting ring 10, loop salt water conduit tube 11, gate valve 12 flows back to shell-tube type dry evaporator 13 and cools off again, so moves in circles.
Claims (5)
- One kind have an automatic levelling function freeze the salt solution device, comprise the shell-tube type dry evaporator, brine pump, brine distributing ring, brine collecting ring and a plurality of frigo, described brine distributing ring is communicated with the feed liquor line seal of each frigo by the pipeline of dribbling valve, described brine collecting ring is communicated with the fluid line seal of each frigo by the pipeline of dribbling valve, it is characterized in that, be provided with the salt solution bascule between described shell-tube type dry evaporator and the brine pump, described salt solution bascule is made up of big brine tank and little brine tank, little brine tank is located at the top of big brine tank, described big brine tank is provided with water intaking valve, outlet valve, the salt solution inlet, described water intaking valve links to each other with the shell-tube type dry evaporator by the pipeline of strap brake valve, described outlet valve links to each other with brine pump by the pipeline of strap brake valve, be provided with connecting pipeline and air pressure balance pipeline between described big brine tank and the little brine tank, described air pressure balance pipeline is used for guaranteeing pressure balance between the big or small brine tank.
- According to claim 1 a kind of have an automatic levelling function freeze the salt solution device, it is characterized in that described air pressure balance pipeline vertically arranges, and is provided with level indicator.
- According to claim 1 a kind of have an automatic levelling function freeze the salt solution device, it is characterized in that, also be provided with soil cleaning port and maintenance entrance on the described big brine tank.
- According to claim 1 a kind of have an automatic levelling function freeze the salt solution device, it is characterized in that, also be provided with overfall on the described little brine tank.
- According to claim 1 a kind of have an automatic levelling function freeze the salt solution device, it is characterized in that the volume ratio between described big brine tank and the little brine tank is 8:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102320851A CN103306678A (en) | 2013-06-09 | 2013-06-09 | Salt water freezing device with automatic balance adjustment function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102320851A CN103306678A (en) | 2013-06-09 | 2013-06-09 | Salt water freezing device with automatic balance adjustment function |
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| CN103306678A true CN103306678A (en) | 2013-09-18 |
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| CN2013102320851A Pending CN103306678A (en) | 2013-06-09 | 2013-06-09 | Salt water freezing device with automatic balance adjustment function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594908A (en) * | 2015-02-04 | 2015-05-06 | 安徽理工大学 | Automatic control method of heat exchange scale of freezing shaft sinking engineering |
| CN108286432A (en) * | 2017-12-07 | 2018-07-17 | 中国矿业大学 | A kind of salt water conduit tube automatic air eliminator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU520443A1 (en) * | 1974-05-17 | 1976-07-05 | Московский Ордена Трудового Красного Знамени Горный Институт | The method of artificial thawing of frozen rocks |
| CN1502947A (en) * | 2002-11-27 | 2004-06-09 | 鸣 黄 | Jacketed all glass vacuum pipe type solar energy water heater |
| CN103132535A (en) * | 2012-12-28 | 2013-06-05 | 神华集团有限责任公司 | Frozen earth boundary control system and method for controlling frozen earth boundary |
| CN203271746U (en) * | 2013-06-09 | 2013-11-06 | 中煤矿山建设集团有限责任公司 | Saline water freezing device with automatic leveling function |
-
2013
- 2013-06-09 CN CN2013102320851A patent/CN103306678A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU520443A1 (en) * | 1974-05-17 | 1976-07-05 | Московский Ордена Трудового Красного Знамени Горный Институт | The method of artificial thawing of frozen rocks |
| CN1502947A (en) * | 2002-11-27 | 2004-06-09 | 鸣 黄 | Jacketed all glass vacuum pipe type solar energy water heater |
| CN103132535A (en) * | 2012-12-28 | 2013-06-05 | 神华集团有限责任公司 | Frozen earth boundary control system and method for controlling frozen earth boundary |
| CN203271746U (en) * | 2013-06-09 | 2013-11-06 | 中煤矿山建设集团有限责任公司 | Saline water freezing device with automatic leveling function |
Non-Patent Citations (1)
| Title |
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| 张春华: "人工冻结法在玄武湖水下交通隧道的应用方案", 《探矿工程》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594908A (en) * | 2015-02-04 | 2015-05-06 | 安徽理工大学 | Automatic control method of heat exchange scale of freezing shaft sinking engineering |
| CN108286432A (en) * | 2017-12-07 | 2018-07-17 | 中国矿业大学 | A kind of salt water conduit tube automatic air eliminator |
| CN108286432B (en) * | 2017-12-07 | 2019-07-26 | 中国矿业大学 | A kind of salt water conduit tube automatic air eliminator |
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Application publication date: 20130918 |