CN109631622B - Water cooling circulation structure for double-effect concentration recovery unit cooler - Google Patents
Water cooling circulation structure for double-effect concentration recovery unit cooler Download PDFInfo
- Publication number
- CN109631622B CN109631622B CN201811542104.XA CN201811542104A CN109631622B CN 109631622 B CN109631622 B CN 109631622B CN 201811542104 A CN201811542104 A CN 201811542104A CN 109631622 B CN109631622 B CN 109631622B
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- tube
- plate
- water
- flange plate
- sealing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/06—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
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- 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
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/06—Arrangements for sealing elements into header boxes or end plates by dismountable joints
- F28F9/10—Arrangements for sealing elements into header boxes or end plates by dismountable joints by screw-type connections, e.g. gland
-
- 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
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/06—Arrangements for sealing elements into header boxes or end plates by dismountable joints
- F28F9/12—Arrangements for sealing elements into header boxes or end plates by dismountable joints by flange-type connections
-
- 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
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
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- 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
The invention discloses a water-cooling circulation structure for a cooler of a double-effect concentration recovery unit, which comprises a cylinder, a tube plate, a water inlet pipe, a water outlet pipe, a first flange plate, a second flange plate, a seal head and a sealing assembly, wherein the cylinder is provided with a liquid inlet and a liquid outlet, the tube plate is in threaded connection with the inner side wall of the cylinder, the right end of the tube plate is in threaded connection with the water inlet pipe and the water outlet pipe, the first flange plate is welded with the cylinder, the second flange plate is welded with the seal head and is in detachable connection with the first flange plate through bolts, the sealing assembly is clamped between the first flange plate and the second flange plate, the sealing assembly comprises a sealing ring, a steel wire and a contraction block, the steel wire tensions the sealing ring towards the direction of the central axis of the cylinder, the contraction block generates a cold contraction phenomenon due to the heat transfer of the tube plate, the sealing ring is prevented from shrinking and leaking.
Description
Technical Field
The invention relates to the technical field of medicine concentration, in particular to a water-cooling circulation structure for a double-effect concentration recovery unit cooler.
Background
Double-effect concentrator is the vacuum concentration equipment who is suitable for the medicine, adopt two-effect while evaporation, double-effect concentrator is earlier with the heating of material mixture in the extraction furnace, evaporation behind the formation liquid medicine, then steam takes place the phase transition liquefaction through the condenser, carry out recooling to the condensation liquid medicine by the cooler at last, need pull out after the long-time use of tube sheet in the cooler and wash, so need adopt the ring flange to dismantle the one end of barrel and connect, the block has the sealing washer to play sealed effect in the ring flange, but there is the sealing washer to be close to with the cold water pipe, the shrinkage can take place for the sealing washer, and then cause the leakage problem.
Disclosure of Invention
The invention aims to provide a water-cooling circulation structure for a double-effect concentration recovery unit cooler, and aims to solve the problem that in the prior art, when a sealing ring is close to a cold water pipe, the sealing ring is shrunk and further leakage is caused.
In order to achieve the purpose, the water-cooling circulation structure for the double-effect concentration recovery unit cooler comprises a barrel, a tube plate, a water inlet pipe, a water outlet pipe, a first flange plate, a second flange plate, a seal head and a seal assembly, wherein a cavity is formed in the barrel, one end of the cavity is opened, the other end of the cavity is sealed, a liquid inlet port and a liquid outlet port are formed in the barrel, the liquid inlet port and the liquid outlet port are respectively positioned on two sides of the tube plate, the tube plate is in threaded connection with the barrel and is positioned in the barrel, the water inlet pipe extends into one end of the barrel, is fixedly connected with the barrel and is in threaded connection with the tube plate, the water outlet pipe is parallel to the water inlet pipe, is fixedly connected with the barrel and is in threaded connection with the tube plate, the first flange plate is welded with the opening end of the barrel, the sealing head is welded with the second flange plate and is positioned on the left side of the second flange plate, and the sealing component is clamped between the first flange plate and the second flange plate;
seal assembly includes sealing washer, steel wire and shrink piece, the sealing washer block is in first ring flange with between the second ring flange, the quantity of steel wire is many, many the one end of steel wire with the inside wall fixed connection of sealing washer, and with the barrel axis distributes as original point annular array, shrink the piece with the other end fixed connection of steel wire.
The length of the tube plate is smaller than that of the cylinder.
The tube plate comprises a first tube, a sealing plate and a second tube, one end of the first tube is in threaded connection with the water inlet tube, the sealing plate is in threaded connection with the inner side wall of the cylinder body, the sealing plate is fixedly connected with the other end of the first tube, the central axis of the second tube is parallel to the central axis of the first tube, the distance between the second tube and the first tube is equal to the distance between the water inlet tube and the water outlet tube, one end of the second tube is in threaded connection with the water outlet tube, the other end of the second tube is fixedly connected with the sealing plate, a U-shaped hole is formed in the sealing plate, and two ends of the U-shaped hole are communicated with the first tube and the second tube.
Wherein the cross-sectional area of the sealing plate is equal to the cross-sectional area of the cavity of the cylinder.
The water-cooling circulation structure further comprises a baffle plate, wherein the baffle plate is connected with the sealing end of the cylinder body in a sliding mode, is positioned on the right side of the sealing plate and is positioned between the first pipe and the second pipe.
And the coefficient of expansion with heat and contraction with cold of the contraction block is larger than that of the sealing ring.
The cross section of the sealing ring is in an inverted triangle shape.
The water-cooling circulation structure comprises a cylinder, a tube plate, a water inlet pipe, a water outlet pipe, a first flange plate, a second flange plate, an end enclosure and a sealing assembly, wherein the cylinder is provided with a liquid inlet and a liquid outlet, the tube plate is in threaded connection with the inner side wall of the cylinder, the right end of the tube plate is in threaded connection with the water inlet pipe and the water outlet pipe, the first flange plate is welded with the cylinder, the second flange plate is welded with the end enclosure and is in detachable connection with the first flange plate through bolts, the sealing assembly is clamped between the first flange plate and the second flange plate, the sealing assembly comprises a sealing ring, a steel wire and a contraction block, the steel wire tensions the sealing ring towards the direction of the central axis of the cylinder, and the contraction block generates phenomena due to heat transfer of the tube plate, and then drive the steel wire will the sealing washer is taut, and then obtains the contact pressure who has increased between sealing washer and the ring flange, prevents that the sealing washer shrink from taking place the effect of leaking.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a water-cooling circulation structure according to the present invention;
fig. 2 is a schematic view of the construction of the seal assembly of the present invention.
In the figure: 100-water cooling circulation structure, 10-cylinder, 11-liquid inlet, 12-liquid outlet, 20-tube plate, 21-first tube, 22-sealing plate, 221-U-shaped hole, 23-second tube, 30-water inlet tube, 40-water outlet tube, 50-first flange, 60-second flange, 70-end socket, 80-sealing component, 81-sealing ring, 82-steel wire, 83-contraction block and 90-baffle plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and 2, the present invention provides a water-cooling circulation structure for a double-effect concentration recovery unit cooler, wherein the water-cooling circulation structure 100 includes a cylinder 10, a tube plate 20, a water inlet pipe 30, a water outlet pipe 40, a first flange 50, a second flange 60, a seal head 70 and a sealing assembly 80, the cylinder 10 has a cavity therein, one end of the cavity is open, the other end of the cavity is sealed, the cylinder 10 has a liquid inlet 12 and a liquid outlet 13, the liquid inlet 12 and the liquid outlet 13 are respectively located at two sides of the tube plate 20, the tube plate 20 is in threaded connection with the cylinder 10 and located inside the cylinder 10, the water inlet pipe 30 extends into one end of the cylinder 10 and is fixedly connected with the cylinder 10 and is in threaded connection with the tube plate 20, the water outlet pipe 40 is parallel to the water inlet pipe 30 and is fixedly connected with the cylinder 10 and is in threaded connection with the tube plate 20, the first flange plate 50 is welded with the open end of the cylinder 10 and is positioned on the left side of the cylinder 10, the second flange plate 60 is connected with the first flange plate 50 through bolts and is positioned on the left side of the first flange plate 50, the seal head 70 is welded with the second flange plate 60 and is positioned on the left side of the second flange plate 60, and the sealing component 80 is clamped between the first flange plate 50 and the second flange plate 60;
In this embodiment, the tube plate 20 is first screwed into the sealed end of the cylinder 10 until the tube plate 20 is in threaded connection with the water inlet tube 30 and the water outlet tube 40, the water inlet tube 30 and the water outlet tube 40 are integrally formed with the cylinder 10, then the sealing ring 81 assembly is clamped between the first flange 50 and the second flange 60, the first flange 50 and the second flange 60 are detachably connected by bolts, so that the tube plate 20 can be conveniently cleaned after long-time use, when in use, the liquid medicine liquefied by the condenser enters from the liquid inlet 12, exits from the liquid discharge port 13, flows from the water inlet tube 30 into the tube plate 20 through an external water pipe, and then the cold water circulation is completed from the water outlet tube 40, the tube plate 20 is filled with cold water, thereby further cooling the liquid medicine in the cylinder 10, when using, by seal assembly 80 seals, and by head 70 will seal assembly 80 keeps apart with the external world, avoids outside temperature to influence seal assembly 80's effect, seal assembly 80 comprises sealing washer 81, steel wire 82 and shrink piece 83 again, steel wire 82 will sealing washer 81 toward the direction of the axis of barrel 10 is taut, and shrink piece 83 because of the heat transfer of tube sheet 20 takes place the shrinkage phenomenon, and then drives steel wire 82 will sealing washer 81 is taut, and then obtains to have increased the contact pressure between sealing washer 81 and the ring flange, prevents that sealing washer 81 shrink from taking place the effect of leaking.
Further, the tube sheet 20 has a length smaller than that of the cylinder 10. In the embodiment of the present invention, the sealing member 80 is prevented from contacting the chemical solution to cause an undesirable chemical reaction.
Further, the tube plate 20 includes a first tube 21, a sealing plate 22 and a second tube 23, one end of the first tube 21 is connected to the water inlet tube 30 by a thread, the sealing plate 22 is connected to the inner side wall of the cylinder 10 by a thread, the sealing plate 22 is fixedly connected to the other end of the first tube 21, the central axis of the second tube 23 is parallel to the central axis of the first tube 21, the distance between the second tube 23 and the first tube 21 is equal to the distance between the water inlet tube 30 and the water outlet tube 40, one end of the second tube 23 is connected to the water outlet tube 40 by a thread, the other end of the second tube 23 is fixedly connected to the sealing plate 22, a U-shaped hole 221 is formed in the sealing plate 22, and two ends of the U-shaped hole 221 are communicated with the first tube 21 and the second tube 23. In the embodiment, the distance between the first pipe 21 and the second pipe 23 is equal to the distance between the water inlet pipe 30 and the water outlet pipe 40, so that when the sealing plate 22 is screwed to the right end, the second pipe 23 can be screwed to the water outlet pipe 40 while the first pipe 21 is pushed to be screwed to the water inlet pipe 30.
Further, the cross-sectional area of the sealing plate 22 is equal to the cross-sectional area of the cavity of the cylinder 10. In the embodiment, the sealing plate 22 can isolate the chemical liquid to the right side of the sealing plate 22.
Further, the water-cooling circulation structure 100 further includes a baffle plate 90, and the baffle plate 90 is slidably connected to the cylinder 10, is located on the right side of the sealing plate 22, and is located between the first pipe 21 and the second pipe 23. In the embodiment, the baffle plate 90 can increase the contact time between the chemical solution and the first and second tubes 21 and 23, thereby enhancing the cooling effect.
Further, the coefficient of expansion with heat and contraction with cold of the contraction block 83 is greater than the coefficient of expansion with heat and contraction with cold of the seal ring 81. In the present embodiment, in the embodiment of the present invention, the seal ring 81 is made of polyvinyl chloride, and the contraction block 83 is made of polymethyl methacrylate, so that the contraction block 83 is deformed before the seal ring 81 to tighten the seal ring 81.
Further, the cross section of the sealing ring 81 is an inverted triangle. In the embodiment of the present invention, the sealing ring 81 is pulled toward the central axis of the cylinder 10, and the sealing effect of the sealing ring 81 is better.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. A water-cooling circulation structure for a cooler of a double-effect concentration recovery unit is characterized in that,
the water-cooling circulation structure comprises a barrel, a tube plate, a water inlet pipe, a water outlet pipe, a first flange plate, a second flange plate, a seal head and a sealing assembly, wherein a cavity is formed inside the barrel, one end of the cavity is opened, the other end of the cavity is sealed, a liquid inlet and a liquid outlet are formed in the barrel, the liquid inlet and the liquid outlet are respectively positioned on two sides of the tube plate, the tube plate is in threaded connection with the barrel and is positioned inside the barrel, the water inlet pipe extends into one end of the barrel, is fixedly connected with the barrel and is in threaded connection with the tube plate, the water outlet pipe is parallel to the water inlet pipe, is fixedly connected with the barrel and is in threaded connection with the tube plate, the first flange plate is welded with the open end of the barrel and is positioned on the left side of the barrel, the second flange plate is in bolted connection with the first flange plate and is positioned, the seal head is welded with the second flange plate and is positioned on the left side of the second flange plate, and the seal assembly is clamped between the first flange plate and the second flange plate;
the sealing assembly comprises a sealing ring, a plurality of steel wires and a contraction block, the sealing ring is clamped between the first flange plate and the second flange plate, one end of each of the steel wires is fixedly connected with the inner side wall of the sealing ring and distributed in an annular array mode by taking the central axis of the cylinder body as an origin, and the contraction block is fixedly connected with the other end of each of the steel wires;
the length of the tube plate is less than that of the cylinder;
the tube plate comprises a first tube, a sealing plate and a second tube, one end of the first tube is in threaded connection with the water inlet tube, the sealing plate is in threaded connection with the inner side wall of the cylinder body, the sealing plate is fixedly connected with the other end of the first tube, the central axis of the second tube is parallel to the central axis of the first tube, the distance between the second tube and the first tube is equal to the distance between the water inlet tube and the water outlet tube, one end of the second tube is in threaded connection with the water outlet tube, the other end of the second tube is fixedly connected with the sealing plate, a U-shaped hole is formed in the sealing plate, and two ends of the U-shaped hole are communicated with the first tube and the second tube.
2. The water-cooled circulation structure according to claim 1, wherein the cross-sectional area of the sealing plate is equal to the cross-sectional area of the cavity of the cylinder.
3. The water-cooled circulation structure of claim 2, further comprising a baffle plate slidably coupled to the sealed end of the cylinder and positioned to the right of the sealing plate and between the first tube and the second tube.
4. The water-cooling circulation structure of claim 1, wherein the contraction block has a coefficient of expansion with heat and contraction with cold greater than that of the seal ring.
5. The water-cooled circulation structure according to claim 1, wherein the cross-section of the seal ring is an inverted triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542104.XA CN109631622B (en) | 2018-12-17 | 2018-12-17 | Water cooling circulation structure for double-effect concentration recovery unit cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542104.XA CN109631622B (en) | 2018-12-17 | 2018-12-17 | Water cooling circulation structure for double-effect concentration recovery unit cooler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109631622A CN109631622A (en) | 2019-04-16 |
| CN109631622B true CN109631622B (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811542104.XA Active CN109631622B (en) | 2018-12-17 | 2018-12-17 | Water cooling circulation structure for double-effect concentration recovery unit cooler |
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| CN (1) | CN109631622B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887387B (en) * | 2019-11-21 | 2021-06-08 | 新乡航空工业(集团)有限公司 | Air-fuel annular heat exchanger for aircraft engine |
| CN115574167A (en) * | 2022-09-22 | 2023-01-06 | 中国核动力研究设计院 | Large-scale high-pressure-bearing transparent container |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5857664B2 (en) * | 2011-11-18 | 2016-02-10 | 株式会社大林組 | Double pipe structure underground heat exchanger |
| KR101789912B1 (en) * | 2016-01-28 | 2017-10-25 | 문진환 | Installation structure for tube ends of heat exchanger and heat exchanger having the same |
| CN106247723A (en) * | 2016-08-23 | 2016-12-21 | 福建梭罗复合材料研究有限公司 | A kind of economic benefits and social benefits cooler |
| CN206113719U (en) * | 2016-08-31 | 2017-04-19 | 常州朗脉洁净技术有限公司 | Medicinal clean type U type pipe double tube plate heat exchanger |
| CN107126720B (en) * | 2017-06-14 | 2023-09-08 | 湖北神海机械科技有限公司 | Environment-friendly evaporator and double-effect evaporation system using same |
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