CN205037790U - U -shaped pipe heat exchanger - Google Patents
U -shaped pipe heat exchanger Download PDFInfo
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- CN205037790U CN205037790U CN201520770495.6U CN201520770495U CN205037790U CN 205037790 U CN205037790 U CN 205037790U CN 201520770495 U CN201520770495 U CN 201520770495U CN 205037790 U CN205037790 U CN 205037790U
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- tube
- cavity
- import
- heat exchanger
- end plate
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Abstract
The utility model discloses a U -shaped pipe heat exchanger, including pipe case, barrel, end plate, U type pipe, backup pad, flange joint is passed through at the open end of tub case, end plate with the open end of barrel to the end plate welding, is provided with the heat preservation on the inner wall of barrel, is provided with the tube hole on the end plate, sets up the U type tube bank by a plurality of U type pipe matrix arrangements in the inside cavity of barrel, the tube bank of U type is gone up the spacer sleeve and is equipped with a plurality of pieces and U type tube bank looks vertically backup pad, water inlet and delivery port have been seted up on the barrel, be provided with refrigerant import and refrigerant outlet on the pipe case, the import of each U type pipe is passed corresponding tube hole and is linked together with the refrigerant import, and the export of each U type pipe is passed corresponding tube hole and is linked together with refrigerant outlet, bottom at the barrel is provided with guide Assembly. The utility model has the advantages of heat exchange efficiency height, long service life, safe and reliable, easily dismantlement.
Description
Technical field
The utility model relates to a kind of heat exchanger, particularly relates to a kind of U-tube heat exchanger.
Background technology
At present, in Heat Supply Engineering, PETROLEUM PROCESSING and chemical enterprise, conventional heat exchanger with board-like and shell-and-tube is in the majority, and shell-and-tube heat exchanger because of its applying pressure and temperature range wide, manufacture simple feature and be widely used.And in shell-and-tube heat exchanger, U-tube heat exchanger again because its structure is simple, cost is low, be convenient to cleaning characteristics, the extremely favor of user.
As the U-tube bundle of U-tube heat exchanger core, its security, stability directly affect the service efficiency of heat exchanger.The tube body of each U-tube that traditional U-tube is intrafascicular is free shape, is easy to rock, collide, causes the damage of U-tube, affect heat transfer effect between adjacent tubes.In addition, the U heat exchange bundle in U-tube heat exchanger needs periodic inspection and cleaning, therefore needs U heat exchange bundle to pull out in cylindrical shell.For the U-tube heat exchanger that some weight ratios are larger, traditional method uses lifting machine to be sling by U-tube heat exchanger, then is pulled out by U heat exchange bundle, so not only cause maintenance and disposal costs high, and cause overhauling and cleaning work loaded down with trivial details.
Utility model content
The utility model for the deficiencies in the prior art, disclose that a kind of heat exchanger effectiveness is high, long service life, safe and reliable, be easy to the U-tube heat exchanger dismantled.
The utility model adopts following technological means to solve the problems of the technologies described above: a kind of U-tube heat exchanger, comprises bobbin carriage, cylindrical shell, end plate, U-tube bundle, gripper shoe, dividing plate; The openend of described bobbin carriage is welded with described end plate, and the inwall of described bobbin carriage and described end plate are encircled into a cavity structure; Flange joint is passed through in the openend of described end plate and described cylindrical shell; Described cylindrical shell comprises skin, heat-insulation layer and internal layer from outside to inside successively; The U-tube unit arranged by the described U-tube beam matrix of some parts is set in the internal cavities of described cylindrical shell; On described U-tube unit, spacer sleeve is provided with some pieces of gripper shoes perpendicular with described U-tube unit; Described cylindrical shell offers water inlet and delivery port; Described end plate is provided with several inlet pipe holes, goes out pore, the import of each U-tube that described U-tube is intrafascicular is separately fixed in corresponding inlet pipe hole, and the outlet of each U-tube that described U-tube is intrafascicular is separately fixed at and corresponding goes out in pore; Dividing plate described in several is fixed with in described cavity structure, described cavity structure is divided into the first cavity, the second cavity that are alternately arranged by dividing plate described in several, described first cavity is connected with corresponding inlet pipe hole, and described second cavity is connected with the corresponding pore that goes out; Described bobbin carriage is provided with refrigerant import and refrigerant exit, described refrigerant import is connected with the first corresponding cavity, and described refrigerant exit is connected with the second corresponding cavity; The bottom of described cylindrical shell is provided with guide assembly, the guide rail that described guide assembly comprises and be parallel to described barrel lenght direction, is symmetrically welded at described cylinder body bottom both sides and the guide-track groove coordinated with described slide.
Preferably: the quantity of described U-tube bundle is four parts, distribution is two row, two row, and described dividing plate is three, and described refrigerant import, refrigerant exit are two; The import of the some described U-tube that described U-tube is intrafascicular is all positioned at the top of outlet; Two described first cavitys, two described second cavitys that described cavity structure is divided into from top to bottom, is alternately arranged by three described dividing plates; The all imports intrafascicular with two parts of described U-tube of a line are connected with same refrigerant import by same first cavity, and all outlet ports intrafascicular with two parts of described U-tube of a line is connected with same refrigerant exit by same second cavity; Two parts of described U-shaped intrafascicular all imports of same row are connected with corresponding refrigerant import respectively by the first cavity of correspondence, and the described U-shaped intrafascicular all outlet ports of same row two parts is connected with corresponding refrigerant exit respectively by the second cavity of correspondence.
Preferably: the cross section of described guide rail is I-shaped.
Preferably: described gripper shoe offers several supported holes, the import of described U-tube, outlet are each passed through corresponding supported hole.
Preferably: have circular elastic sealing gasket at the inner side installation by adhering of described supported hole.
The utility model is by importing water at low temperature in the water inlet of cylindrical shell, the cold media gas of HTHP is imported in refrigerant import department, water at low temperature is by absorbing the heat of cold media gas, improve own temperature, flow out from water outlet, be delivered to hot water supply center, the cooling medium liquid after heat radiation changes into the refrigerant liquid of cryogenic high pressure, discharges from refrigerant exit.
The utility model has the advantage of: between cylindrical shell skin and internal layer, be provided with heat-insulation layer, reduce the loss of heat, improve heat exchanger effectiveness.The U-tube bundle of multiple matrix arrangement is set in cylindrical shell, improves heat exchange amount.On U-tube unit, spacer sleeve is provided with some pieces of gripper shoes perpendicular with described U-tube bundle, and avoid the collision between adjacent U-tube body, minimizing is rocked, and improves service life.Inside described supported hole, installation by adhering has circular rubber blanket, makes to form flexible contact between gripper shoe and body, improves security.The bottom of described cylindrical shell is provided with guide assembly, when U heat exchange bundle pulls out by needs in cylindrical shell, bobbin carriage is fixed, promote cylindrical shell, the guide rail of cylinder body bottom outwards moves along guide-track groove length direction, drives outside cylindrical shell and moves, realize shifting out of U heat exchange bundle, be convenient to dismounting.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of U-tube heat exchanger of the utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is the structural representation of gripper shoe in a kind of U-tube heat exchanger of the utility model.
Fig. 5 is the structural representation of a kind of U-tube heat exchanger of the utility model end plates.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
As Figure 1-5, the present embodiment discloses a kind of U-tube heat exchanger, comprises bobbin carriage 91, cylindrical shell 92, end plate 93, U-tube bundle 94, gripper shoe 95, dividing plate 96.The openend of described bobbin carriage 91 is welded with described end plate 93, and the inwall of described bobbin carriage 91 and described end plate 93 are encircled into a cavity structure; Described end plate 93 is connected by flange 97 with the openend of described cylindrical shell 92; Described cylindrical shell 92 comprises skin 921, heat-insulation layer 922 and internal layer 923 from outside to inside successively; The U-tube unit arranged by some parts described U-tube bundle 94 matrix is set in the internal cavities of described cylindrical shell 92; On described U-tube unit, spacer sleeve is provided with some pieces of described gripper shoes 95 perpendicular with described U-tube unit; Described cylindrical shell 92 offers water inlet 924 and delivery port 925; Described end plate 93 is provided with several inlet pipe holes 931, goes out pore 932, the import of each U-tube in described U-tube bundle 94 is separately fixed in corresponding inlet pipe hole 931, and the outlet of each U-tube in described U-tube bundle 94 is separately fixed at and corresponding goes out in pore 932; Dividing plate 96 described in several is fixed with in described cavity structure, described cavity structure is divided into the first cavity 98, second cavity 99 be alternately arranged by dividing plate 96 described in several, described first cavity is connected with corresponding inlet pipe hole 931, and described second cavity 99 is connected with the corresponding pore 932 that goes out; Described bobbin carriage 91 is provided with several refrigerant imports 911 and refrigerant exit 912, described refrigerant import 911 is connected with the first corresponding cavity 98, and described refrigerant exit 912 is connected with the second corresponding cavity 99; The bottom of described cylindrical shell 92 is provided with guide assembly 910, and described guide assembly comprises the guide-track groove 9102 being parallel to described cylindrical shell 92 length direction, being symmetrically welded at the guide rail 9101 of described cylinder body bottom both sides and coordinating with described slide.
The quantity of described U-tube bundle 94 is four parts, and distribution is two row, two row, and described dividing plate 96 is three, and described refrigerant import 911, refrigerant exit 912 are two; The import 941 of some described U-tube in described U-tube bundle 94 is all positioned at the top of outlet 942; Two described second cavitys 99 of described first cavity 98, two that described cavity structure is divided into from top to bottom, is alternately arranged by three described dividing plates 96; Be connected with same refrigerant import 911 by same first cavity 98 with all imports in two parts of described U-tube bundles 94 of a line, be connected with same refrigerant exit 912 by same second cavity 99 with all outlet ports in two parts of described U-tube bundles 94 of a line; All imports in two parts of described U-shaped bundles 94 of same row are connected with corresponding refrigerant import 911 respectively by the first cavity 98 of correspondence, and all outlet ports in the described U-shaped bundle 94 of same row two parts is connected with corresponding refrigerant exit 912 respectively by the second cavity 99 of correspondence.
Described gripper shoe 95 offers several supported holes 951, import 941, the outlet 942 of described U-tube are each passed through corresponding supported hole 951.
Circular elastic sealing gasket 952 is had at the inner side installation by adhering of described supported hole 951.
The cross section of described guide rail 9101 is preferably I-shaped.
The utility model, by being provided with heat-insulation layer 7 between the skin, internal layer of cylindrical shell 2, reduces the loss of heat, improves heat exchanger effectiveness.The U-tube 4 of multiple matrix arrangement is set in cylindrical shell 2, improves heat exchange amount.On U-tube bundle, spacer sleeve is provided with some pieces of gripper shoes 5 perpendicular with described U-tube bundle, and avoid the collision between adjacent U-tube 4 body, minimizing is rocked, and improves service life.Inside described supported hole 16, installation by adhering has circular rubber blanket 17, makes to form flexible contact between gripper shoe 5 and body, improves security.The bottom of described cylindrical shell 2 is provided with guide assembly 15, when U heat exchange bundle pulls out by needs in cylindrical shell 2, bobbin carriage 1 is fixed, promote cylindrical shell 2, guide rail 151 bottom cylindrical shell 2 outwards moves along guide-track groove 152 length direction, drive outside cylindrical shell 2 and move, realize shifting out of U heat exchange bundle, be convenient to dismounting.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and description; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (5)
1. a U-tube heat exchanger, is characterized in that: comprise bobbin carriage, cylindrical shell, end plate, U-tube bundle, gripper shoe, dividing plate; The openend of described bobbin carriage is welded with described end plate, and the inwall of described bobbin carriage and described end plate are encircled into a cavity structure; Flange joint is passed through in the openend of described end plate and described cylindrical shell; Described cylindrical shell comprises skin, heat-insulation layer and internal layer from outside to inside successively; The U-tube unit arranged by the described U-tube beam matrix of some parts is set in the internal cavities of described cylindrical shell; On described U-tube unit, spacer sleeve is provided with some pieces of gripper shoes perpendicular with described U-tube unit; Described cylindrical shell offers water inlet and delivery port; Described end plate is provided with several inlet pipe holes, goes out pore, the import of each U-tube that described U-tube is intrafascicular is separately fixed in corresponding inlet pipe hole, and the outlet of each U-tube that described U-tube is intrafascicular is separately fixed at and corresponding goes out in pore; Dividing plate described in several is fixed with in described cavity structure, described cavity structure is divided into the first cavity, the second cavity that are alternately arranged by dividing plate described in several, described first cavity is connected with corresponding inlet pipe hole, and described second cavity is connected with the corresponding pore that goes out; Described bobbin carriage is provided with refrigerant import and refrigerant exit, described refrigerant import is connected with the first corresponding cavity, and described refrigerant exit is connected with the second corresponding cavity; The bottom of described cylindrical shell is provided with guide assembly, the guide rail that described guide assembly comprises and be parallel to described barrel lenght direction, is symmetrically welded at described cylinder body bottom both sides and the guide-track groove coordinated with described slide.
2. a kind of U-tube heat exchanger according to claim 1, is characterized in that: the quantity of described U-tube bundle is four parts, and distribution is two row, two row, and described dividing plate is three, and described refrigerant import, refrigerant exit are two; The import of the some described U-tube that described U-tube is intrafascicular is all positioned at the top of outlet; Two described first cavitys, two described second cavitys that described cavity structure is divided into from top to bottom, is alternately arranged by three described dividing plates; The all imports intrafascicular with two parts of described U-tube of a line are connected with same refrigerant import by same first cavity, and all outlet ports intrafascicular with two parts of described U-tube of a line is connected with same refrigerant exit by same second cavity; Two parts of described U-shaped intrafascicular all imports of same row are connected with corresponding refrigerant import respectively by the first cavity of correspondence, and the described U-shaped intrafascicular all outlet ports of same row two parts is connected with corresponding refrigerant exit respectively by the second cavity of correspondence.
3. a kind of U-tube heat exchanger according to claim 1, is characterized in that: the cross section of described guide rail is I-shaped.
4. according to a kind of U-tube heat exchanger shown in claim 1, it is characterized in that: described gripper shoe offers several supported holes, import, the outlet of described U-tube are each passed through corresponding supported hole.
5. according to a kind of U-tube heat exchanger shown in claim 4, it is characterized in that: have circular elastic sealing gasket at the inner side installation by adhering of described supported hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770495.6U CN205037790U (en) | 2015-09-29 | 2015-09-29 | U -shaped pipe heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770495.6U CN205037790U (en) | 2015-09-29 | 2015-09-29 | U -shaped pipe heat exchanger |
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| CN205037790U true CN205037790U (en) | 2016-02-17 |
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| CN201520770495.6U Active CN205037790U (en) | 2015-09-29 | 2015-09-29 | U -shaped pipe heat exchanger |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135911A (en) * | 2015-09-29 | 2015-12-09 | 泗县峻林机械有限公司 | U-tube heat exchanger |
| CN114152113A (en) * | 2021-11-03 | 2022-03-08 | 华能核能技术研究院有限公司 | High temperature resistant type heat exchanger |
| CN114322464A (en) * | 2020-09-30 | 2022-04-12 | 浙江同景新能源集团有限公司 | Cold trap system of freeze-drying equipment |
-
2015
- 2015-09-29 CN CN201520770495.6U patent/CN205037790U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135911A (en) * | 2015-09-29 | 2015-12-09 | 泗县峻林机械有限公司 | U-tube heat exchanger |
| CN114322464A (en) * | 2020-09-30 | 2022-04-12 | 浙江同景新能源集团有限公司 | Cold trap system of freeze-drying equipment |
| CN114152113A (en) * | 2021-11-03 | 2022-03-08 | 华能核能技术研究院有限公司 | High temperature resistant type heat exchanger |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |