CN108106134A - Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger - Google Patents

Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger Download PDF

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Publication number
CN108106134A
CN108106134A CN201711028401.8A CN201711028401A CN108106134A CN 108106134 A CN108106134 A CN 108106134A CN 201711028401 A CN201711028401 A CN 201711028401A CN 108106134 A CN108106134 A CN 108106134A
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CN
China
Prior art keywords
shell
water
copper pipe
partition plate
outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201711028401.8A
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Chinese (zh)
Inventor
龙炽坚
梁辉
周永潮
周嘉欣
梁靖玮
梁舒欣
李伟明
吴建龙
梁美芳
谭锦荣
陈志雄
周友开
梁美莹
杨萍
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Individual
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Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201711028401.8A priority Critical patent/CN108106134A/en
Publication of CN108106134A publication Critical patent/CN108106134A/en
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/02—Details of evaporators
    • F25B2339/024—Evaporators with refrigerant in a vessel in which is situated a heat exchanger
    • F25B2339/0242—Evaporators with refrigerant in a vessel in which is situated a heat exchanger having tubular elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/17—Size reduction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2525—Pressure relief valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
    • F28F2009/222—Particular guide plates, baffles or deflectors, e.g. having particular orientation relative to an elongated casing or conduit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger, including shell, drive end bearing bracket, front baffle, spacing board, rear end cap, rear bulkhead and copper pipe；The shell is cylindrical cast iron housing, and shell described in multistage, which joins end to end, to be serially connected and seal；Shell of each section of the shell as the evaporator of a refrigeration system；Each section of the shell is equipped with refrigerant inlet, refrigerant outlet, exhaust outlet and oil discharge outlet；The bottom case of drive end bearing bracket is 8-shaped；The both ends of the spacing board are respectively welded in the end of two sections of shells；Water cavity is formed between the rear end cap and the rear bulkhead；The rear bulkhead offers annular groove；The present invention shares the water route of the evaporator of multiple refrigeration systems, reduces space hold, is ensured to run under stable operating mode at any time according to actual operating mode.

Description

Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger
Technical field
The present invention relates to technical field of central air more particularly to multistage shell copper pipe water route separate room partition plate cold water to exchange heat Device.
Background technology
Evaporator and condenser in refrigeration system are all a kind of concrete forms of heat exchanger, in central air-conditioning industry, The form of evaporator is more varied, including the diversified forms such as shell-and-tube, board-like.Shell-and-tube applies in general to prepare cold water Air-cooled unit.In national most of region, different calendar variations causes refrigerating capacity different, such as the refrigeration peak of summer When need to put into high gear to freeze, but full-amount inrush is then not required in refrigeration demands less season in winter etc..Mesh It is preceding also to have converter technique that solve the problems, such as that refrigerating capacity changes in certain scope, but change for excessive refrigerating capacity It is in fact helpless.The cold that separate unit handpiece Water Chilling Units are capable of providing is limited, runs to improve together by more handpiece Water Chilling Units Refrigerating capacity, respective refrigeration system still independent operating are not interfere with each other, and stop several systems when refrigeration capacity requirement is reduced Cooling system.But the arrangement of multiple refrigeration systems can cause the problem of space availability ratio, condenser general still solution installed outdoors Certainly, but as evaporator interior is necessarily mounted at, and the space for accommodating evaporator is limited, it is necessary to consider that multiple refrigeration systems The installation space problem of the evaporator of system.
The content of the invention
It is an object of the invention to propose a kind of multistage shell copper pipe water route separate room partition plate cold-water heat exchanger.
For this purpose, the present invention uses following technical scheme：
Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger, including shell, drive end bearing bracket, front baffle, spacing board, rear end cap, Rear bulkhead and copper pipe；
The shell is cylindrical cast iron housing, and shell described in multistage, which joins end to end, to be serially connected and seal；Each section Shell of the shell as the evaporator of a refrigeration system；Each section of the shell is equipped with refrigerant inlet, refrigeration Agent outlet, exhaust outlet and oil discharge outlet；Exhaust outlet is welded with casing, is then installed again on casing there are one air bleeding valve；The exhaust Valve includes the gasket and the inside that is inserted in the cylinder copper shell of hollow cylinder copper shell, pad in the end face of cylinder copper shell Shut off disk, and the disk that shuts off is driven by external motor driver, with the aperture for the disk that shuts off described in adjusting；
The drive end bearing bracket is buckled in the front baffle；The drive end bearing bracket be casting integrated shaping, including bottom case, outer rim, shell and into Water outlet partition plate, the shell are raised in the bottom case, water inlet, water outlet are offered on the shell；The Inlet and outlet water partition plate The left and right of the bottom shell is traversed, is two parts of intake antrum and water chamber by the inside division of the drive end bearing bracket；The pipe Shell is 8-shaped, and the inlet and outlet are respectively in two parts of the 8-shaped of the shell；The water inlet and go out The mouth of a river is both provided with to connect the screw thread of water pipe；
The outer ring sealing welding of the front baffle exceeds the outer of the shell with shape in the outer ring of the first end of the shell It is bolted into the space of a certain number of bolts hole, and with the drive end bearing bracket；The front baffle offers perforative for holding Receive the hole of copper pipe, the copper pipe forms sealing with expansion tube process through the hole；Level trough is offered in the middle part of the front baffle, it should Level trough accommodates the Inlet and outlet water partition plate and forms sealing cooperation；
The spacing board is made of cast iron Q235；It offers the circular hole of the position of the corresponding copper pipe, is passed through for the copper pipe, And it will be sealed after the copper pipe tube expansion with the spacing board；The both ends of the spacing board are respectively welded in the end of two sections of shells； The edge of the spacing board offers trapezoidal welding step, and welding step is used to accept the shell of left and right ends, two steps Centre is the protrusion around the edge of the spacing board, which protrudes from the shell；
Water cavity is formed between the rear end cap and the rear bulkhead, the top of the rear end cap sets air bleeding valve, and bottom sets row Water valve；
The outer ring sealing welding of the end face of the rear bulkhead in the outer ring of the second end of the shell, the rear bulkhead it is another The outer ring of end face offers annular groove, and the annular groove accommodates the outer ring of the rear end cap；
The copper pipe is through the first end of the entire shell, second end, front baffle, spacing board in the enclosure With whole pipe of rear bulkhead.
The present invention shares the water route of the evaporator of multiple refrigeration systems, and refrigerant line is then in each individual shell It is interior, reduce space hold；Air bleeding valve can ensure the pressure security in shell, and retention disk can be at any time according to actual motion work Condition, the aperture for the disk that shut off according to the automatic adjustment of the program of setting, so as to ensure to be run under stable operating mode.
Description of the drawings
Fig. 1 is the sectional elevation schematic diagram of one embodiment of the present of invention；
Fig. 2 is the right view of Fig. 1.
Wherein：
Shell 10, drive end bearing bracket 11, front baffle 12, rear end cap 13, spacing board 14, rear bulkhead 15, refrigerant inlet h, refrigerant go out Mouthful c, exhaust outlet e, oil discharge outlet d, gas outlet g, discharge outlet f, Inlet and outlet water partition plate 110, bottom case 111, shell 113, water inlet 114, Water outlet 115, bolt hole 116.
Specific embodiment
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger, including shell 10, drive end bearing bracket 11, front baffle 12, interval Plate 14, rear end cap 13, rear bulkhead 15 and copper pipe；The shell 10 is cylindrical cast iron housing, 10 head and the tail of shell described in multistage It is connected and is serially connected and seals；Shell of each section of the shell 10 as the evaporator of a refrigeration system；Each section The shell 10 be equipped with refrigerant inlet h, refrigerant outlet c, exhaust outlet e and oil discharge outlet d；Exhaust outlet e is welded with casing, Then air bleeding valve there are one being installed again on casing；The air bleeding valve includes hollow cylinder copper shell, pad in the end face of cylinder copper shell Gasket and be inserted in the cylinder copper shell inside the disk that shuts off, the disk that shuts off is by external motor driver Driving, with the aperture for the disk that shuts off described in adjusting；
The water route of the evaporator of multiple refrigeration systems is shared, refrigerant line then in each individual shell, reduces space It occupies；Air bleeding valve can ensure the pressure security in shell 10, and retention disk can be at any time according to actual operating mode, according to setting Fixed program automatically adjusts the aperture for the disk that shuts off, so as to ensure to be run under stable operating mode.The drive end bearing bracket 11 is buckled in institute State front baffle 12；The drive end bearing bracket 11 is casting integrated shaping, including bottom case 111, outer rim 112, shell 113 and Inlet and outlet water partition plate 110, the shell 113 is raised in the bottom case 111, and water inlet 114, water outlet 115 are offered on the shell 113；It is described Inlet and outlet water partition plate 110 traverses the left and right inside the bottom case 111, is intake antrum and water outlet by the inside division of the drive end bearing bracket 11 Two parts of chamber；The shell 113 is 8-shaped, and the water inlet 114 and water outlet 115 are respectively in 8 words of the shell 113 In two parts of shape；The water inlet 114 and water outlet 115 are both provided with to connect the screw thread of water pipe；
Intake antrum and water chamber respectively put together water inlet and water outlet, and shell 113 has convexed to form larger intake antrum and gone out Water cavity improves the mobility in water route；Facilitate repair to be threadedly coupled the water inlet 114 of water pipe and water outlet 115.The front baffle 12 outer ring sealing welding exceeds the outer of the shell 10 to form a fixed number in the outer ring of the first end of the shell 10 The space of the bolt hole of amount, and be bolted with the drive end bearing bracket 11；The front baffle 12 offers perforative for accommodating copper The hole of pipe, the copper pipe form sealing with expansion tube process through the hole；The middle part of the front baffle 12 offers level trough, the water It rises as high as the banks to accommodate the Inlet and outlet water partition plate 110 and formed to seal and coordinate；
The level trough make the drive end bearing bracket 11 intake antrum and water chamber interval it is more secured, avoid water route generate short circuit；And And can in a pre-installation partition plate 12 and when drive end bearing bracket 11 as limiting component, installation is more accurate convenient.The spacing board 14 is Cast iron Q235 is made；It offers the circular hole of the position of the corresponding copper pipe, is passed through for the copper pipe, and by the copper pipe tube expansion It is sealed afterwards with the spacing board 14；The both ends of the spacing board 14 are respectively welded in the end of two sections of shells 10；The spacing board 14 edge offers trapezoidal welding step, and welding step is used to accept the shell 10 of left and right ends, is among two steps Protrusion around the edge of the spacing board 14, the protrusion protrude from the shell 10；
When entire shell and tube exchanger is shorter, each section of shell 10 all can be connected to spacing board by the way of welding 14, so as to form inseparable entirety；Such structural strength is high；Set spacing board 14 that can cause between two shells 10 Weld strength higher, because welding step and protrusion can obtain the bonding area of bigger.The rear end cap 13 with it is described after every Water cavity is formed between plate 15, the top of the rear end cap 13 sets air bleeding valve, and bottom sets drain valve；
Air bleeding valve is used for releasing pressure automatically during high pressure, ensures safety；Drain valve bleeds off water when needing maintenance.The rear bulkhead 15 The outer ring sealing welding of end face is opened in the outer ring of the second end of the shell 10, the outer ring of the other end of the rear bulkhead 15 Equipped with annular groove, the annular groove accommodates the outer ring of the rear end cap 13；
The copper pipe inside the shell 10, be the first end through the entire shell 10, second end, front baffle 12, Whole pipe of spacing board 14 and rear bulkhead 15.
Forming sealing using annular groove can be more firm.
A diameter of 50mm of the refrigerant outlet c；The refrigerant outlet c is located at the top of the shell 10；It is described A diameter of 24mm of refrigerant inlet h.
The top of the outer rim 112 of the drive end bearing bracket 11 offers exhaust outlet, and the bottom of the outer rim 112 is equipped with discharge outlet； The drive end bearing bracket 11 is installed on one end that the shell 10 is fixed in the bolt hole by bolt；The drive end bearing bracket 11 and shell Gasket is separated between 10.
The spacing board 14 opens circular hole, each circular hole 12.4mm diameters according to the quantity of copper pipe with rounded projections arranged；It is adjacent The centre-to-centre spacing of circular hole, upper and lower distance are 22mm, and left and right distance is 18mm.
The thickness of the rear bulkhead 15 is 3-5mm.
The inner and outer wall of the copper pipe is smooth surface.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's Principle, and limiting the scope of the invention cannot be construed in any way.Based on explanation herein, the technology of this field Personnel would not require any inventive effort the other specific embodiments that can associate the present invention, these modes are fallen within Within protection scope of the present invention.

Claims (6)

1. multistage shell copper pipe water route separate room partition plate cold-water heat exchanger, it is characterised in that：Including shell, drive end bearing bracket, front baffle, Partition plate, rear end cap, rear bulkhead and copper pipe；For cylindrical cast iron housing, shell described in multistage joins end to end concatenation the shell Together and seal；Shell of each section of the shell as the evaporator of a refrigeration system；Each section of the shell It is equipped with refrigerant inlet, refrigerant outlet, exhaust outlet and oil discharge outlet；Exhaust outlet is welded with casing, is then installed again on casing There are one air bleeding valves；The air bleeding valve include hollow cylinder copper shell, pad the end face of cylinder copper shell gasket and be inserted in The disk that shuts off of the inside of the cylinder copper shell, the disk that shuts off are driven by external motor driver, to adjust described cut Flow the aperture of disk；
The drive end bearing bracket is buckled in the front baffle；The drive end bearing bracket be casting integrated shaping, including bottom case, outer rim, shell and into Water outlet partition plate, the shell are raised in the bottom case, water inlet, water outlet are offered on the shell；The Inlet and outlet water partition plate The left and right of the bottom shell is traversed, is two parts of intake antrum and water chamber by the inside division of the drive end bearing bracket；The pipe Shell is 8-shaped, and the inlet and outlet are respectively in two parts of the 8-shaped of the shell；The water inlet and go out The mouth of a river is both provided with to connect the screw thread of water pipe；
The outer ring sealing welding of the front baffle exceeds the outer of the shell with shape in the outer ring of the first end of the shell It is bolted into the space of a certain number of bolts hole, and with the drive end bearing bracket；The front baffle offers perforative for holding Receive the hole of copper pipe, the copper pipe forms sealing with expansion tube process through the hole；Level trough is offered in the middle part of the front baffle, it should Level trough accommodates the Inlet and outlet water partition plate and forms sealing cooperation；
The spacing board is made of cast iron Q235；It offers the circular hole of the position of the corresponding copper pipe, is passed through for the copper pipe, And it will be sealed after the copper pipe tube expansion with the spacing board；The both ends of the spacing board are respectively welded in the end of two sections of shells； The edge of the spacing board offers trapezoidal welding step, and welding step is used to accept the shell of left and right ends, two steps Centre is the protrusion around the edge of the spacing board, which protrudes from the shell；
Water cavity is formed between the rear end cap and the rear bulkhead, the top of the rear end cap sets air bleeding valve, and bottom sets row Water valve；
The outer ring sealing welding of the end face of the rear bulkhead in the outer ring of the second end of the shell, the rear bulkhead it is another The outer ring of end face offers annular groove, and the annular groove accommodates the outer ring of the rear end cap；
The copper pipe is the first end through the entire shell, second end, front baffle, spacing board in the enclosure With whole pipe of rear bulkhead.
2. multistage shell copper pipe water route separate room according to claim 1 partition plate cold-water heat exchanger, it is characterised in that：The system A diameter of 50mm of cryogen outlet；The refrigerant outlet is located at the top of the shell；The refrigerant inlet it is a diameter of 24mm。
3. multistage shell copper pipe water route separate room according to claim 1 partition plate cold-water heat exchanger, it is characterised in that：Before described Exhaust outlet is offered at the top of the outer rim of end cap, the bottom of the outer rim is equipped with discharge outlet；The drive end bearing bracket is installed on by bolt One end of the shell is fixed in the bolt hole；Gasket is separated between the drive end bearing bracket and shell.
4. multistage shell copper pipe water route separate room according to claim 1 partition plate cold-water heat exchanger, it is characterised in that：Described Partition plate opens circular hole, each circular hole 12.4mm diameters according to the quantity of copper pipe with rounded projections arranged；The centre-to-centre spacing of adjacent circular holes, up and down Distance is 22mm, and left and right distance is 18mm.
5. multistage shell copper pipe water route separate room according to claim 1 partition plate cold-water heat exchanger, it is characterised in that：After described The thickness of partition plate is 3-5mm.
6. multistage shell copper pipe water route separate room according to claim 1 partition plate cold-water heat exchanger, it is characterised in that：The copper The inner and outer wall of pipe is smooth surface.
CN201711028401.8A 2017-10-29 2017-10-29 Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger Withdrawn CN108106134A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711028401.8A CN108106134A (en) 2017-10-29 2017-10-29 Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711028401.8A CN108106134A (en) 2017-10-29 2017-10-29 Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger

Publications (1)

Publication Number Publication Date
CN108106134A true CN108106134A (en) 2018-06-01

Family

ID=62207183

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711028401.8A Withdrawn CN108106134A (en) 2017-10-29 2017-10-29 Multistage shell copper pipe water route separate room partition plate cold-water heat exchanger

Country Status (1)

Country Link
CN (1) CN108106134A (en)

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Application publication date: 20180601

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