CN113251834B - Plate heat exchanger for preparing triethylamine sulfamate - Google Patents
Plate heat exchanger for preparing triethylamine sulfamate Download PDFInfo
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- CN113251834B CN113251834B CN202110765052.8A CN202110765052A CN113251834B CN 113251834 B CN113251834 B CN 113251834B CN 202110765052 A CN202110765052 A CN 202110765052A CN 113251834 B CN113251834 B CN 113251834B
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- plate
- threaded rod
- heat exchange
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- plates
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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
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/087—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms
- C01B21/093—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms containing also one or more sulfur atoms
- C01B21/096—Amidosulfonic acid; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
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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
- F28F9/005—Other auxiliary members within casings, e.g. internal filling means or sealing means
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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
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a plate heat exchanger for preparing triethylamine sulfamate, which belongs to the technical field of plate heat exchangers and comprises a bottom plate, a fastening plate, a stand column, an upper guide rod and a lower guide rod, wherein one end of the upper guide rod and one end of the lower guide rod are both connected with one side of the bottom plate, the upper guide rod and the lower guide rod both penetrate through the fastening plate, a fixed block is fixedly installed on one side of the fastening plate, a horizontal plate is fixedly installed at the top end of the fixed block, a first through groove is formed in the top surface of the horizontal plate, two inserting plates are arranged between two movable plates of each movable plate group in a matched mode, a screw hole is formed in one side of the top end of each inserting plate, a lifting device is arranged on the outer side of the other movable plate in each movable plate group in a matched mode, and the lifting device controls the up-and-down movement of a second threaded rod. The invention can quickly replace damaged heat exchange fins and heat exchange fins at different positions, does not need to detach all the heat exchange fins during maintenance, and can be installed after replacement, thereby saving time and labor and reducing the downtime.
Description
Technical Field
The invention belongs to the technical field of plate heat exchangers, and particularly relates to a plate heat exchanger for preparing triethylamine sulfamate.
Background
When the plate heat exchanger is disassembled and replaced, although part of the heat exchange fins are required to be replaced at times, the whole group of heat exchange fins still need to be taken down when the plate heat exchanger is disassembled, so that displacement occurs between the heat exchange fins, liquid leakage is caused easily, installation time is consumed, and the heat exchange fins are damaged easily in the disassembling and replacing process.
Disclosure of Invention
The invention provides a plate heat exchanger for preparing triethylamine sulfamate, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a plate heat exchanger for preparing triethylamine sulfamate comprises a bottom plate, a fastening plate, a stand column, an upper guide rod and a lower guide rod, wherein one end of the upper guide rod and one end of the lower guide rod are connected with one side of the bottom plate, the upper guide rod and the lower guide rod penetrate through the fastening plate, the other end of the upper guide rod and the other end of the lower guide rod are connected with the stand column, a fixed block is fixedly installed on one side of the fastening plate, a horizontal plate is fixedly installed at the top end of the fixed block, a first through groove is formed in the top surface of the horizontal plate, a long groove is formed in the rear end of the horizontal plate, the rear end of the long groove is communicated with the inside of the first through groove, a plurality of inserting grooves are formed in the inner wall of the front end of the first through groove, two groups of movable plates are arranged in the first through groove in a matched mode, each group of movable plates is composed of two vertical movable plates, a movable block is fixedly installed at the bottom of the rear end of each movable plate, the movable block is located in the long groove, through holes are formed in the front end of the movable block and the bottom of the movable plates, an inserting rod is arranged in the front through hole and the rear through hole which are positioned on the same central line in a matching mode, the rear ends of the two inserting rods in the same movable plate group are fixedly connected through a pull rod, the front end of the inserting rod can be inserted into one slot, the inner side of one movable plate in each movable plate group is provided with a guide groove, the inner side of the other movable plate in each movable plate group is provided with a second through groove, a guide block is arranged in the guide groove in a matching mode, a first threaded rod is movably arranged on the inner side of the guide block, one end of the first threaded rod is fixedly connected with one side of a connecting block, a second threaded rod is fixedly arranged on the other side of the connecting block, one end of the second threaded rod penetrates through the second through groove, the first threaded rod and the second threaded rod which are positioned in the same movable plate group are opposite in thread, two inserting plates are arranged between the movable plates in each movable plate group in a matching mode, and one side of the top end of each inserting plate is provided with a screw hole, the first threaded rod and the second threaded rod are respectively in threaded fit with the corresponding screw holes, the outer side of the other movable plate in each group of movable plate groups is provided with a lifting device in a matched mode, and the lifting device controls the second threaded rod to move up and down.
According to the plate heat exchanger for preparing triethylamine sulfamate, the pull rod is fixedly connected with the moving block through the spring, and the inserted rod penetrates through the spring.
As mentioned above plate heat exchanger is used in sulfamate triethylamine salt preparation, elevating gear constitute by screw rod, connecting block, one side of connecting block and the outside bottom fixed connection of another movable plate, the bottom of screw rod and the top swing joint of connecting block, screw-thread fit is equipped with the nut on the screw rod, the periphery cooperation of second threaded rod is equipped with the bearing, the outer loop outer wall front end and the nut fixed connection of bearing.
According to the plate heat exchanger for preparing triethylamine sulfamate, the lead screw is installed in front of the horizontal plate in a matched mode, the extrusion plate is arranged in front of the horizontal plate in a matched mode, the threaded hole is formed in one side of the extrusion plate, and the lead screw penetrates through the threaded hole.
The invention has the advantages that: in the production process of a triethylamine sulfamate product, when heat exchange fins in a plate heat exchanger are damaged, the damaged heat exchange fins are found, a pull rod is pulled backwards, an inserting rod is moved out of an inserting groove, the pull rod is pulled to drive a group of moving plate groups to move, the group of moving plate groups are moved to the upper side of the damaged heat exchange fins, a lifting device is controlled to drive a first threaded rod, a second threaded rod and an inserting plate to move downwards, two inserting plates are inserted between the heat exchange fins, namely the two inserting plates are respectively positioned at two sides of the damaged heat exchange fins, then the second threaded rod is rotated to drive the first threaded rod to rotate, the second threaded rod is opposite to the first threaded rod in thread, the two inserting plates are driven to move in opposite directions, when the second threaded rod is rotated, bolts and nuts between a bottom plate and a fastening plate are loosened simultaneously, the inserting plates continue to fix the rest heat exchange fins, and the rest heat exchange fins are prevented from loosening, the damaged heat exchange sheet is only required to be taken out and then replaced, the operation is simple, the downtime is reduced, when the damaged heat exchange sheet is in different positions, two groups of movable plate groups are moved according to the position of the damaged heat exchange sheet, the maintenance and the replacement of two positions are simultaneously carried out, and the heat exchange sheet between the insert plate on the right side in the movable plate group on the left side and the insert plate on the left side in the movable plate group on the right side is extruded and fastened by the two insert plates, so that the looseness of the heat exchange sheet is prevented, and the leakage is avoided; the invention can quickly replace damaged heat exchange fins and heat exchange fins at different positions, does not need to detach all the heat exchange fins during maintenance, and can be installed after replacement, thereby saving time and labor and reducing the downtime.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is an enlarged view of a portion I of FIG. 1; fig. 4 is a partial enlarged view of II of fig. 2.
Reference numerals: 1. the device comprises a bottom plate, 2, a fastening plate, 3, a stand column, 4, an upper guide rod, 5, a lower guide rod, 6, a fixing block, 7, a horizontal plate, 8, a first through groove, 9, a strip groove, 10, a slot, 11, a moving plate, 12, a moving block, 13, a through hole, 14, an inserting rod, 15, a pull rod, 16, a guide groove, 17, a second through groove, 18, a guide block, 19, a first threaded rod, 20, a second threaded rod, 21, an inserting plate, 22, a spring, 23, a screw rod, 24, a nut, 25, a screw rod, 26 and an extrusion plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A plate heat exchanger for preparing triethylamine sulfamate is disclosed, as shown in figures 1-4, and comprises a bottom plate 1, a fastening plate 2, a column 3, an upper guide rod 4 and a lower guide rod 5, wherein one end of the upper guide rod 4 and one end of the lower guide rod 5 are both connected with one side of the bottom plate 1, the upper guide rod 4 and the lower guide rod 5 both penetrate through the fastening plate 2, the other end of the upper guide rod 4 and the other end of the lower guide rod 5 are both connected with the column 3, the bottom plate 1 and the fastening plate 2 are connected through bolts and nuts in the prior art, the specific connection mode is the prior known technology, so detailed description is omitted in the present application, a fixing block 6 is fixedly installed on one side of the fastening plate 2, a horizontal plate 7 is fixedly installed on the top end of the fixing block 6, the bottom surface of the horizontal plate 7 is in contact fit with the top surface of the fastening plate 2 to support the horizontal plate 7, a first through groove 8 is formed on the top surface of the horizontal plate 7, a long groove 9 is formed on the rear end of the horizontal plate 7, the rear end of the rectangular groove 9 is communicated with the interior of the first through groove 8, the inner wall of the front end of the first through groove 8 is provided with a plurality of slots 10, two groups of moving plate groups are arranged in the first through groove 8 in a matched manner, each group of moving plate group consists of two vertical moving plates 11, the bottom of the rear end of each moving plate 11 is fixedly provided with a moving block 12, the moving block 12 is positioned in the rectangular groove 9, the front end of the moving block 12 and the bottom of the front end of the moving plate 11 are respectively provided with a through hole 13, the through holes 13 in the moving block 12 and the through holes 13 in the moving plates 11 are concentrically arranged and are concentric with the slots 10, an inserting rod 14 is arranged in the front through hole 13 and the rear through hole 13 which are positioned on the same central line in a matched manner, the rear ends of the two inserting rods 14 in the same moving plate group are fixedly connected through a pull rod 15, the pull rod 15 is positioned behind the horizontal plate 7, the front end of the inserting rod 14 can be inserted into one slot 10, the through hole 13 can be square, the inserting rods 14 are matched with each other to select square rods, a guide groove 16 is arranged on the inner side of one moving plate 11 in each moving plate group, a second through groove 17 is arranged on the inner side of the other moving plate 11 in each moving plate group, a guide block 18 is arranged in the guide groove 16 in a matched manner, a first threaded rod 19 is movably arranged on the inner side of the guide block 18, one end of the first threaded rod 19 is fixedly connected with one side of the connecting block, a second threaded rod 20 is fixedly arranged on the other side of the connecting block, one end of the second threaded rod 20 penetrates through the second through groove 17, the threads of the first threaded rod 19 and the second threaded rod 20 in the same moving plate group are opposite, two inserting plates 21 are arranged between the two moving plates 11 in each moving plate group in a matched manner, one side of the top end of each inserting plate 21 is provided with a screw hole, the first threaded rod 19 and the second threaded rod 20 are respectively matched with the corresponding screw holes in a threaded manner, the inserting plates 21 in the same moving plate group are respectively arranged on two sides of the connecting block, when the movable plate is not used, the bottom end of the inserting plate 21 is positioned in the first through groove 8, two ends of the front end of the inserting plate 21 are respectively in contact fit with inner walls of the front end and the rear end of the first through groove 8, a lifting device is arranged on the outer side of the other movable plate 11 in each group of movable plate groups in a matched mode, and the lifting device controls the second threaded rod 20 to move up and down. In the production process of a triethylamine sulfamate product, when heat exchange sheets in a plate heat exchanger are damaged, the damaged heat exchange sheets are found, a pull rod 15 is pulled backwards, an inserting rod 14 is moved out of a slot 10, the pull rod 15 is pulled to drive a group of movable plate groups to move, the group of movable plate groups is moved to the upper side of the damaged heat exchange sheets, a lifting device is controlled to drive a first threaded rod 19, a second threaded rod 20 and an inserting plate 21 to move downwards, two inserting plates 21 are inserted between the heat exchange sheets, namely the two inserting plates 21 are respectively positioned at two sides of the damaged heat exchange sheets, then the second threaded rod 20 is rotated, the second threaded rod 20 drives the first threaded rod 19 to rotate, the second threaded rod 20 is opposite to the first threaded rod 19, the two inserting plates 21 are driven to move in opposite directions, when the second threaded rod 20 is rotated, bolts and nuts between a bottom plate 1 and a fastening plate 2 are loosened simultaneously, and the inserting plates 21 continue to fix the rest heat exchange sheets, the loosening of other heat exchange plates is avoided, only the damaged heat exchange plate needs to be taken out and replaced, the operation is simple, the downtime is reduced, when the damaged heat exchange plate is in different positions, two groups of movable plate groups are moved according to the position of the damaged heat exchange plate, the maintenance and the replacement of two positions are carried out simultaneously, and the heat exchange plate between the insert plate 21 on the right side in the movable plate group on the left side and the insert plate 21 on the left side in the movable plate group on the right side is extruded and fastened by the two insert plates 21, so that the loosening of the heat exchange plate is prevented, and the leakage is avoided; the invention can quickly replace damaged heat exchange fins and heat exchange fins at different positions, does not need to detach all the heat exchange fins during maintenance, and can be installed after replacement, thereby saving time and labor and reducing the downtime.
Specifically, the pull rod 15 and the moving block 12 according to the present embodiment are fixedly connected by the spring 22, and the insertion rod 14 passes through the spring 22. The spring 22 always gives the pull rod 15 a force moving towards the horizontal plate 7, so that the pull rod 14 can be prevented from moving out after the pull rod 14 is inserted into the slot 10, and the effect is better in use.
Specifically, the lifting device described in this embodiment is composed of a screw 23 and a connecting block, one side of the connecting block is fixedly connected with the outside bottom end of another moving plate 11, the bottom end of the screw 23 is movably connected with the top end of the connecting block, a nut 24 is arranged on the screw 23 in a thread fit manner, a bearing is arranged on the periphery of the second threaded rod 20 in a fit manner, and the front end of the outer wall of the outer ring of the bearing is fixedly connected with the nut 24. The periphery of the second threaded rod 20 is fixedly connected with the inner wall of the inner ring of the bearing, the diameter of the outer ring of the bearing is larger than the width of the second through groove 17, the screw 23 is rotated, the nut 24 drives the second threaded rod 20 to move downwards, the first threaded rod 19 is driven to synchronously move downwards, namely the two inserting plates 21 are driven to move downwards, and the heat exchange plates on two sides of the damaged heat exchange plates are further pushed away.
Further, a screw rod 25 is installed in front of the horizontal plate 7 in a matching manner, an extrusion plate 26 is installed in front of the horizontal plate 7 in a matching manner, a threaded hole is formed in one side of the extrusion plate 26, and the screw rod 25 penetrates through the threaded hole. The one end of lead screw 25 is passed through the bearing and is connected with the place ahead one side of horizontal plate 7, the one end of lead screw 25 and the inner ring inner wall fixed connection of bearing promptly, the outer loop outer wall rear end of bearing and the place ahead one side fixed connection of horizontal plate 7 hold the stripper plate 26 with the hand, make stripper plate 26 keep vertical state, rotate lead screw 25, stripper plate 26 moves to the opposite side of bottom plate 1, and stripper plate 26 contacts with the opposite side of bottom plate 1, further increase the extrusion force between bottom plate 1 and mounting plate 2, avoid producing the weeping phenomenon.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides a plate heat exchanger is used in triethylamine sulfamate preparation, includes bottom plate (1), mounting plate (2), stand (3), go up guide arm (4), lower guide arm (5) are constituteed, the one end of going up guide arm (4), the one end of lower guide arm (5) all is connected with one side of bottom plate (1), go up guide arm (4), lower guide arm (5) all pass mounting plate (2), the other end of going up guide arm (4), the other end of lower guide arm (5) all is connected its characterized in that with stand (3): one side of a fastening plate (2) is fixedly provided with a fixed block (6), the top end of the fixed block (6) is fixedly provided with a horizontal plate (7), the top surface of the horizontal plate (7) is provided with a first through groove (8), the rear end of the horizontal plate (7) is provided with a long groove (9), the rear end of the long groove (9) is communicated with the inside of the first through groove (8), the inner wall of the front end of the first through groove (8) is provided with a plurality of slots (10), two groups of moving plate sets are arranged in the first through groove (8) in a matching way, each group of moving plate sets is composed of two vertical moving plates (11), the bottom of the rear end of each moving plate (11) is fixedly provided with a moving block (12), the moving block (12) is positioned in the long groove (9), the front end of the moving block (12) and the bottom of the front end of the moving plate (11) are both provided with through holes (13), an inserting rod (14) is arranged in the front through hole (13) and rear through hole (13) positioned on the same central line in a matching way, the rear ends of two inserting rods (14) in the same movable plate group are fixedly connected through a pull rod (15), the front ends of the inserting rods (14) can be inserted into one slot (10), a guide groove (16) is formed in the inner side of one movable plate (11) in each movable plate group, a second through groove (17) is formed in the inner side of the other movable plate (11) in each movable plate group, a guide block (18) is arranged in the guide groove (16) in a matched mode, a first threaded rod (19) is movably installed on the inner side of the guide block (18), one end of the first threaded rod (19) is fixedly connected with one side of a connecting block, a second threaded rod (20) is fixedly installed on the other side of the connecting block, one end of the second threaded rod (20) penetrates through the second through groove (17), the threads of the first threaded rod (19) and the second threaded rod (20) in the same movable plate group are opposite, two inserting plates (21) are arranged between the two movable plates (11) in each movable plate group in a matched mode, one side of the top end of each inserting plate (21) is provided with a screw hole, a first threaded rod (19) and a second threaded rod (20) are respectively in threaded fit with the corresponding screw holes, the outer side of the other moving plate (11) in each moving plate group is provided with a lifting device in a matching way, the lifting device controls the second threaded rod (20) to move up and down, when heat exchange plates in a plate heat exchanger are damaged in the production process of a triethylamine sulfamate product, the damaged heat exchange plates are found, a pull rod (15) is pulled backwards, an inserting rod (14) is moved out from a slot (10), the pull rod (15) is pulled to drive one moving plate group to move, one moving plate group is moved to the upper part of the damaged heat exchange plates, the lifting device is controlled to drive the first threaded rod (19), the second threaded rod (20) and the inserting plates (21) to move downwards, the two inserting plates (21) are inserted between the heat exchange plates, namely the two inserting plates (21) are respectively positioned at two sides of the damaged heat exchange plates, then a second threaded rod (20) is rotated, the second threaded rod (20) drives a first threaded rod (19) to rotate, the second threaded rod (20) is opposite to the first threaded rod (19) in thread, two inserting plates (21) are driven to move in opposite directions, when the second threaded rod (20) is rotated, bolts and nuts between a bottom plate (1) and a fastening plate (2) are loosened simultaneously, the inserting plates (21) continue to fix the rest heat exchange plates, the rest heat exchange plates are prevented from loosening, only damaged heat exchange plates need to be taken out and then replaced, the operation is simple, the downtime is reduced, when the damaged heat exchange plates are in different positions, two groups of movable plate groups are moved according to the positions of the damaged heat exchange plates, the maintenance and replacement of two positions are carried out simultaneously, and the inserting plate (21) on the right side in the movable plate group on the left side and the heat exchange plate (21) between the inserting plates on the left side in the movable plate group on the left side are replaced, the two inserting plates (21) are used for extruding and fastening, so that the heat exchange plates are prevented from loosening, and liquid leakage is avoided.
2. The plate heat exchanger for triethylamine sulfamate production according to claim 1, wherein: the pull rod (15) is fixedly connected with the moving block (12) through a spring (22), and the inserted rod (14) penetrates through the spring (22).
3. The plate heat exchanger for triethylamine sulfamate production according to claim 1, wherein: elevating gear constitute by screw rod (23), connecting block, one side of connecting block and the outside bottom fixed connection of another movable plate (11), the bottom of screw rod (23) and the top swing joint of connecting block, screw-thread fit is equipped with nut (24) on screw rod (23), the periphery cooperation of second threaded rod (20) is equipped with the bearing, the outer loop outer wall front end and nut (24) fixed connection of bearing.
4. The plate heat exchanger for triethylamine sulfamate production according to claim 1, wherein: the screw rod (25) is installed in the front of the horizontal plate (7) in a matched mode, the extrusion plate (26) is arranged in the front of the horizontal plate (7) in a matched mode, a threaded hole is formed in one side of the extrusion plate (26), and the screw rod (25) penetrates through the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110765052.8A CN113251834B (en) | 2021-07-07 | 2021-07-07 | Plate heat exchanger for preparing triethylamine sulfamate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110765052.8A CN113251834B (en) | 2021-07-07 | 2021-07-07 | Plate heat exchanger for preparing triethylamine sulfamate |
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| Publication Number | Publication Date |
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| CN113251834A CN113251834A (en) | 2021-08-13 |
| CN113251834B true CN113251834B (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110765052.8A Active CN113251834B (en) | 2021-07-07 | 2021-07-07 | Plate heat exchanger for preparing triethylamine sulfamate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102085650A (en) * | 2011-01-27 | 2011-06-08 | 东风朝阳柴油机有限责任公司 | Appliance special for dismounting valve seat ring of diesel engine cylinder cover |
| CN106579802A (en) * | 2017-01-14 | 2017-04-26 | 重庆工业职业技术学院 | Book separation device and utilization method thereof |
| CN206899116U (en) * | 2017-05-18 | 2018-01-19 | 常州工程职业技术学院 | A kind of servicing unit for being easy to tube bank dismounting in shell-and-tube heat exchanger |
| EP3543550A1 (en) * | 2018-03-22 | 2019-09-25 | Valeo Autosystemy SP. Z.O.O. | Heat exchanger |
| CN209978677U (en) * | 2019-11-20 | 2020-01-21 | 江苏欧迈格板式换热器制造有限公司 | Detachable efficient plate heat exchanger |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2269053B1 (en) * | 1974-04-25 | 1976-12-17 | Chausson Usines Sa | |
| CN102050170B (en) * | 2010-12-13 | 2013-03-06 | 江苏华宏科技股份有限公司 | Mechanical scrapped car disassembling platform |
-
2021
- 2021-07-07 CN CN202110765052.8A patent/CN113251834B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102085650A (en) * | 2011-01-27 | 2011-06-08 | 东风朝阳柴油机有限责任公司 | Appliance special for dismounting valve seat ring of diesel engine cylinder cover |
| CN106579802A (en) * | 2017-01-14 | 2017-04-26 | 重庆工业职业技术学院 | Book separation device and utilization method thereof |
| CN206899116U (en) * | 2017-05-18 | 2018-01-19 | 常州工程职业技术学院 | A kind of servicing unit for being easy to tube bank dismounting in shell-and-tube heat exchanger |
| EP3543550A1 (en) * | 2018-03-22 | 2019-09-25 | Valeo Autosystemy SP. Z.O.O. | Heat exchanger |
| CN209978677U (en) * | 2019-11-20 | 2020-01-21 | 江苏欧迈格板式换热器制造有限公司 | Detachable efficient plate heat exchanger |
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| CN113251834A (en) | 2021-08-13 |
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