CN115235146A - Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks - Google Patents
Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks Download PDFInfo
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- CN115235146A CN115235146A CN202210795384.5A CN202210795384A CN115235146A CN 115235146 A CN115235146 A CN 115235146A CN 202210795384 A CN202210795384 A CN 202210795384A CN 115235146 A CN115235146 A CN 115235146A
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- Prior art keywords
- plug
- corrosion
- sealing
- zinc
- plug screw
- 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.)
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Links
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 239000011701 zinc Substances 0.000 title claims abstract description 59
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 59
- 238000005260 corrosion Methods 0.000 title claims abstract description 50
- 239000013535 sea water Substances 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 230000000149 penetrating effect Effects 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 230000007797 corrosion Effects 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000004378 air conditioning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- F25B39/04—Condensers
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/003—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass for preventing corrosion
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Prevention Of Electric Corrosion (AREA)
Abstract
The invention relates to a seawater horizontal shell-and-tube condenser capable of conveniently replacing an anticorrosive zinc block, wherein water tanks are connected to the outer sides of end covers of the condenser, a tank cover capable of being opened and closed and packaged is arranged at the upper opening of each water tank, a screwing seat is connected to the outer side of each water tank in a penetrating manner, a driving sleeve rod is spirally connected to the inner side of the screwing seat, a joint structure is arranged on the end face of the driving sleeve rod in the water tank and is coaxially connected with a penetrating rod inwards in a penetrating manner, a sealing plug screw is spirally connected to the middle part of the penetrating rod, the anti-corrosion cross connection hole is formed in the end cover of the sealing plug screw, the end portion, extending into the condenser body, of the cross connection rod is provided with a plug structure, the plug structure comprises a plug screw and a plug sealing check ring, the plug screw faces the sealing plug screw, a plurality of zinc blocks are arranged between the plug screw and the sealing plug screw, cross connection is formed in the zinc blocks, the zinc blocks are arranged on the cross connection rod in a penetrating mode, the appearance of each zinc block is smaller than that of the anti-corrosion cross connection hole, the sealing plug screw is identical to that of the plug screw in a threaded structure, and the plug sealing check ring is larger than that of the anti-corrosion cross connection hole. The anti-corrosion zinc block replacement device is simple in structure, convenient and fast, can complete replacement of the anti-corrosion zinc block without stopping, and has good anti-corrosion performance of large-area contact.
Description
Technical Field
The invention relates to the field of ships, in particular to a seawater horizontal shell and tube condenser capable of conveniently replacing an anti-corrosion zinc block.
Background
With the continuous development of the shipping industry, the number of ships is increasing, and the requirements on the comprehensive performance of the air conditioning device for the ship are higher and higher. During long-term sailing of the ship, the normal operation of the air conditioner is vital to guarantee the air quality in the ship and the life of crew.
Through research and analysis, the air conditioner of the ship is installed in a relatively closed environment with a narrow space at present. Most air conditioning devices mainly adopt a welding frame and bolt connection mode, an anti-corrosion zinc block of a shell and tube condenser is replaced, end covers on two sides need to be detached for replacement, and the problems of high operation difficulty, high labor intensity, inconvenience in maintenance and the like exist. With the continuous improvement of production capacity and design capacity, how to quickly replace the anti-corrosion zinc block and ensure the service life of the shell-and-tube condenser becomes a problem to be solved first. The marine anti-corrosion screw plug alarm device with the prior patent number of 201010571388.2 adopts a screw plug which is arranged on an end cover, an anti-corrosion block is arranged at the inner end of the screw plug and is used for reducing corrosion of seawater on a condenser pipeline, the screw plug is convenient to disassemble, but the condenser is required to be stopped for operation, and a large amount of seawater accumulated in a condenser body flows out to influence a use space; and the inner end of the screw plug is connected with the anti-corrosion block, the structure is smaller, the surface of the screw plug, which is connected with seawater in the condenser body, is small, and the anti-corrosion effect is limited.
Disclosure of Invention
The invention provides the seawater horizontal shell-and-tube condenser which is simple in structure, can conveniently replace an anti-corrosion zinc block without stopping, simultaneously gives consideration to large-area contact and has better anti-corrosion performance.
The technical scheme adopted by the invention is as follows: the utility model provides a horizontal shell and tube condenser of sea water of anticorrosive zinc block of convenient change, includes condenser body and left and right end lid, left and right end is covered and all is set up this internal advances of UNICOM condenser, outlet pipe, its characterized in that: the outer sides of the left end cover and the right end cover are both connected with a water tank, the upper opening of the water tank is provided with a openable tank cover, the outer side of the water tank is provided with a cross-connecting seat in a penetrating way, a driving sleeve rod is spirally connected in the spiral-connecting seat, the end surface of the driving sleeve rod in the water tank is provided with a joint structure, the joint structure is coaxially connected with an inward-connecting penetrating rod in a penetrating way, the middle part of the penetrating rod is spirally connected with a sealing plug screw, the sealing plug screw is plugged with an anti-corrosion penetrating hole on the left end cover or the right end cover, the end portion of the cross-under rod extending into the condenser body is provided with a plug structure, the plug structure comprises a plug screw plug and a plug sealing retainer ring, the plug screw plug faces the sealing screw plug, a plurality of zinc block structures which are in cross-under connection on the cross-under rod are arranged between the plug screw plug and the sealing screw plug, the appearance of each zinc block structure is smaller than an anti-corrosion cross-under hole, the sealing screw plug and the plug screw plug are identical in threaded structure, and the plug sealing retainer ring is larger than the anti-corrosion cross-under hole.
Furthermore, the zinc block structure is a zinc ring or a zinc round block, and a plurality of zinc block structures are sequentially and tightly connected on the penetrating rod between the sealing plug screw and the plug screw in a penetrating manner.
Furthermore, the zinc block structure is a zinc nut, and a plurality of zinc nut structures are sequentially screwed on the penetrating rod between the sealing plug screw and the plug screw in a tight thread manner.
Furthermore, the outer peripheries of the adjacent zinc block structures are different in size.
Furthermore, the plug sealing retainer ring is a rubber retainer ring, or an O-shaped rubber sealing ring is arranged on the end face, facing the inner wall of the end cover, of the plug sealing retainer ring.
Furthermore, the joint structure is an axial counter bore, the outer end of the cross-under rod is inserted into the axial counter bore, and the outer wall of the axial counter bore is connected with the cross-under rod in a cross-under mode and is connected with the cross-under rod in a locking mode.
Furthermore, a hand wheel is arranged at the outer end of the driving sleeve rod.
Further, a discharge port is provided at a lower portion of the water tank.
Furthermore, two fastening nuts are screwed on the penetrating rod to limit and seal the screw plug.
Furthermore, a sealing ring is arranged at the lower opening of the tank cover to seal the upper opening of the water tank.
When condenser initial installation, with a plurality of zinc nut cross-under on the cross-under pole, by the anticorrosive cross-under hole of end cover inner pre-installation cross-under, screw tight the zinc nut of compressing tightly by the outer cross-under pole top seal plug screw of end cover and simultaneously sealed the anticorrosive cross-under hole of screwing in, be equipped with two lock nuts simultaneously and prevent the pine and take off, the equipment can be accomplished in condenser body both ends to the end cover is reinstalled, go forward on the end cover, when the outlet pipe leads to the sea water and gets into the condenser body, the zinc nut plays better corrosion resisting property, set up the periphery size of adjacent zinc nut differently, cause the jump structure, effective increase and sea water contact surface, further improve corrosion resisting property. After the corrosion-resistant zinc nut is used for a long time and corroded and needs to be replaced, a box cover of the water tank is opened, the driving sleeve rod is screwed in by the screwing seat, an axial counter bore of the driving sleeve rod is butted with the outer end of the penetrating rod and is penetrated and locked by the pin, two nuts are loosened, the box cover is closed, the driving sleeve rod is driven by the hand wheel to spirally withdraw in the screwing seat, the penetrating rod is driven to rotate to enable the sealing plug screw to be separated from the outer port of the corrosion-resistant penetrating hole, the zinc nut is taken out while the penetrating rod withdraws outwards, when the cap screw plug screw is rotated to the inner end of the penetrating rod, the cap plug screw is screwed in the corrosion-resistant penetrating hole from the inner port and simultaneously passes through the cap sealing retaining ring to seal and protect the penetrating hole from the inner side, in the withdrawing process, the condenser does not need to stop the machine, seawater flows into the water tank from the corrosion-resistant penetrating hole, after the cap sealing retaining ring is blocked and cannot rotate, a small amount of seawater can be discharged from a discharge port of the water tank, the water tank is emptied for replacement operation, the pins are loosened to connect the penetrating rod and the driving sleeve rod, the driving sleeve rod is rotated outwards again to withdraw, space at the end part of the penetrating rod is vacated, the fastening nut and the sealing plug screw are screwed out, the corroded zinc nut is taken down, the plurality of zinc nuts are fastened again by the sealing plug screw, two fastening nuts are screwed on simultaneously, the driving sleeve rod is fed to be connected with the penetrating rod, the cover of the water tank is covered, a bottom discharge port is closed, the hand wheel drives the sleeve rod to rotate in the direction to push the penetrating rod to feed, the plug screw is firstly separated from an inner port of the anti-corrosion penetrating hole, the plurality of zinc nuts stretch into the condenser body along with the penetrating rod, the sealing plug screw is rotated to be connected with the anti-corrosion penetrating hole to be locked, the cover is opened, seawater in the water tank is discharged, the fastening nut is screwed to prevent the sealing plug screw from being loosened on the anti-corrosion penetrating hole, thereby completing the machine of the condenser, the operation of replacing the zinc block conveniently without stopping the corrosion, the operation is convenient and convenient, the multi-zinc nut feeding effectively gives consideration to better corrosion resistance. The cross-under quantity of the zinc nuts can be increased along with the corrosion change of seawater so as to control the corrosion resistance, the applicability is stronger, the performance is more stable, and the corrosion of the condenser caused by the fixation of the corrosion resistance is effectively avoided.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
In the figure: the water-cooled condenser comprises a condenser body 1, an end cover 2, a water inlet/outlet pipe 3, a water tank 4, a tank cover 5, a water outlet 6, a screwing seat 7, a driving sleeve rod 8, a counter bore 9, a pin 10, a hand wheel 11, a cross-connecting rod 12, a connector 13, a tightening nut 14, a sealing plug screw 15, a zinc nut 16, a plug screw 17, a plug sealing retainer ring 18 and an anti-corrosion cross-connecting hole 19.
Detailed Description
The following further description is made in conjunction with the accompanying drawings and examples.
Fig. 1 shows that the seawater horizontal shell-and-tube condenser capable of conveniently replacing an anticorrosive zinc block comprises a water tank 4, a tank cover 5, a screwing seat 7, a driving sleeve rod 8, a pin 10, a hand wheel 11, a cross-connecting rod 12, a tightening nut 14, a sealing plug screw 15, a zinc nut 16, a plug screw plug 17 and a plug sealing retainer ring 18. The end part of a condenser body 1 is locked and connected with a end cover 2, the end cover 2 is provided with a water inlet/outlet pipe 3, the end cover 2 is provided with an anticorrosion through hole 19, the anticorrosion through hole 19 is connected with a through connecting rod 12 in a penetrating way, the end part of the through connecting rod 12 in the condenser body is provided with a plug screw plug 17 facing the end cover, the plug screw plug 17 is connected with a plug sealing retainer ring 18 towards the inner end, the middle part of the through connecting rod 12 is screwed with a sealing screw plug 15, a plurality of zinc nuts 16 penetrating and connected on the through connecting rod are pressed between the sealing screw plug 15 and the plug screw plug 17, the sealing screw plug 15 passes through two fastening nuts 14 and is tightly pressed on the end cover 2, the through connecting rod 12 is arranged in a water tank 4 connected with the outer end of the end cover 2 outside the end cover, the upper opening of the water tank 4 is packaged by a tank cover 5, the lower end is provided with a water outlet 6, the outer end of the through connecting rod 12 in the water tank is of a connector 13 structure, the outer side of the water tank 4 is connected with a rotary seat 7 in a penetrating way, a screwing driving sleeve rod 8 is connected with the same central axis of the driving sleeve 8, the driving sleeve 8 is connected with an outer hand wheel 9, and the counter bore hole 9 is connected with a counter bore hole 10 connected with a sunken connector 10.
On the basis of the embodiment, the sizes of the peripheries of two adjacent zinc nuts 16 can be designed to be different, so that the contact surface between the staggered structure and the seawater is increased, and the corrosion resistance is improved.
In this embodiment, the cross-sectional shapes of the counterbore 9 and the connecting head 13 can be designed to be non-circular, preferably square, to facilitate the transmission of the driving force for driving rotation.
In this embodiment, the plug sealing ring is preferably a rubber ring, or an O-shaped rubber sealing ring is disposed on an end surface of the plug sealing ring facing the inner wall of the end cover.
In this embodiment, the enclosure structure of the box cover can be a straight-mounted or inner-hinged outer-end opening structure, which is the prior art.
Claims (10)
1. The utility model provides a horizontal shell and tube condenser of sea water of anticorrosive zinc block of convenient change, includes condenser body and left and right end lid, left and right end is covered and all is set up this internal advances of UNICOM condenser, outlet pipe, its characterized in that: the outer sides of the left end cover and the right end cover are both connected with a water tank, the upper opening of the water tank is provided with a tank cover which can be opened and closed and packaged, the outer side of the water tank is provided with a cross-connecting seat, a driving loop bar is spirally connected in the spiral-connecting seat, the end surface of the driving loop bar in the water tank is provided with a joint structure, the joint structure is coaxially connected with an inward-connecting cross-connecting rod through a pin, the middle part of the cross-connecting rod is spirally connected with a sealing plug screw, the sealing plug screw is plugged with an anti-corrosion cross-connecting hole on the left end cover or the right end cover, the end portion of the cross-under rod extending into the condenser body is provided with a plug structure, the plug structure comprises a plug screw plug and a plug sealing retainer ring, the plug screw plug faces the sealing screw plug, a plurality of zinc block structures which are in cross-under connection on the cross-under rod are arranged between the plug screw plug and the sealing screw plug, the appearance of each zinc block structure is smaller than an anti-corrosion cross-under hole, the sealing screw plug and the plug screw plug are identical in threaded structure, and the plug sealing retainer ring is larger than the anti-corrosion cross-under hole.
2. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1, is characterized in that: the zinc block structure is a zinc ring or a zinc round block, and a plurality of zinc block structures sequentially and tightly penetrate through the penetrating rod between the sealing plug screw and the plug screw.
3. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1 is characterized in that: the zinc block structure is a zinc nut, and a plurality of zinc nut structures are sequentially screwed on the penetrating rod between the sealing plug screw and the plug screw in a tight thread manner.
4. The seawater horizontal shell and tube condenser with the convenient replacement of the corrosion-resistant zinc blocks as claimed in claim 1, 2 or 3, is characterized in that: the peripheral sizes of the adjacent zinc block structures are different.
5. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1, is characterized in that: the plug sealing retainer ring is a rubber retainer ring, or an O-shaped rubber sealing ring is arranged on the end face, facing the inner wall of the end cover, of the plug sealing retainer ring.
6. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1 is characterized in that: the joint structure is an axial counter bore, the outer end of the cross-under rod is inserted into the axial counter bore, and the outer wall of the axial counter bore is simultaneously connected with the cross-under rod in a cross-under connection mode through a cross-under connecting pin in a locking mode.
7. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1 is characterized in that: and a hand wheel is arranged at the outer end of the driving sleeve rod.
8. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1, is characterized in that: the lower part of the water tank is provided with a discharge port.
9. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1, is characterized in that: the penetrating rod is also screwed with two nut-tightening limiting sealing screw plugs.
10. The seawater horizontal shell-and-tube condenser convenient for replacing the anti-corrosion zinc block as claimed in claim 1 is characterized in that: the lower opening of the box cover is provided with a sealing ring for sealing the upper opening of the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795384.5A CN115235146A (en) | 2022-07-07 | 2022-07-07 | Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795384.5A CN115235146A (en) | 2022-07-07 | 2022-07-07 | Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115235146A true CN115235146A (en) | 2022-10-25 |
Family
ID=83670829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210795384.5A Pending CN115235146A (en) | 2022-07-07 | 2022-07-07 | Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks |
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| Country | Link |
|---|---|
| CN (1) | CN115235146A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04134795U (en) * | 1991-06-06 | 1992-12-15 | 株式会社新来島どつく | Anti-corrosion zinc plate replacement jig |
| US20140209827A1 (en) * | 2013-01-30 | 2014-07-31 | Wan-Rong Kung | Valve |
| CN107461260A (en) * | 2017-09-15 | 2017-12-12 | 潍柴重机股份有限公司 | Charge air cooler anticorrosion spelter loading device |
| CN208075620U (en) * | 2018-04-04 | 2018-11-09 | 珠海格力电器股份有限公司 | Shell and tube exchanger and handpiece Water Chilling Units |
| CN209469484U (en) * | 2018-12-26 | 2019-10-08 | 潍柴重机股份有限公司 | A kind of anticorrosion spelter replacement alarm set |
| CN114322626A (en) * | 2021-12-02 | 2022-04-12 | 中国船舶重工集团公司第七0四研究所 | Marine heat exchange system capable of filtering seawater in two directions |
| CN218480787U (en) * | 2022-07-07 | 2023-02-14 | 海明（江苏）环境科技有限公司 | Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks |
-
2022
- 2022-07-07 CN CN202210795384.5A patent/CN115235146A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04134795U (en) * | 1991-06-06 | 1992-12-15 | 株式会社新来島どつく | Anti-corrosion zinc plate replacement jig |
| US20140209827A1 (en) * | 2013-01-30 | 2014-07-31 | Wan-Rong Kung | Valve |
| CN107461260A (en) * | 2017-09-15 | 2017-12-12 | 潍柴重机股份有限公司 | Charge air cooler anticorrosion spelter loading device |
| CN208075620U (en) * | 2018-04-04 | 2018-11-09 | 珠海格力电器股份有限公司 | Shell and tube exchanger and handpiece Water Chilling Units |
| CN209469484U (en) * | 2018-12-26 | 2019-10-08 | 潍柴重机股份有限公司 | A kind of anticorrosion spelter replacement alarm set |
| CN114322626A (en) * | 2021-12-02 | 2022-04-12 | 中国船舶重工集团公司第七0四研究所 | Marine heat exchange system capable of filtering seawater in two directions |
| CN218480787U (en) * | 2022-07-07 | 2023-02-14 | 海明（江苏）环境科技有限公司 | Seawater horizontal shell-and-tube condenser capable of conveniently replacing anti-corrosion zinc blocks |
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