Chemical industry is with high-efficient plate heat exchanger that has loading system
Technical Field
The invention relates to the technical field of chemical equipment, in particular to a high-efficiency plate heat exchanger with a pressurizing mechanism for chemical engineering.
Background
The plate heat exchanger is a device for realizing heat exchange between two fluids through a heat exchange plate, in the using process, the fluids are respectively sent into the heat exchange plate through two liquid sending pipes, and then the heat exchange is realized by utilizing the temperature difference of the two sides of the heat exchange plate. But traditional plate heat exchanger can't pile up the installation to can't utilize the perpendicular spatial position in the mill, only can all levels place subaerial at the mill, caused the place to occupy big problem, and when the heat transfer board quantity installation of heat exchanger was more, if two kinds of fluids flow into plate heat exchanger with comparatively slow velocity of flow, will get into the heat balance state after the heat transfer of a small amount of heat transfer boards between the fluid, thereby lead to a large amount of heat transfer boards can't play a role, be unfavorable for quick fluid and carry out high-efficient heat transfer and handle.
The novel heat exchanger can effectively solve the problems by effectively optimizing the utilization efficiency of the plate heat exchanger to the space of a factory and effectively utilizing the heat exchange capacity of the heat exchange plates in a manner of pressurizing and improving the flow velocity, and the high-efficiency plate heat exchanger with the pressurizing mechanism for the chemical industry is provided.
Disclosure of Invention
The invention aims to provide a high-efficiency plate heat exchanger with a pressurizing mechanism for chemical engineering, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a high-efficiency plate heat exchanger with a pressurizing mechanism for chemical engineering comprises a plate heat exchanger main body, wherein the plate heat exchanger main body comprises a pair of first butt seats, a second butt seat is arranged in the middle of each first butt seat, at least five heat exchange plates are installed in series in the middle of each first butt seat and each second butt seat, and the upper ends and the lower ends of the first butt seats, the heat exchange plates and the second butt seats are fixedly installed through first fixing rods;
a second liquid inlet cavity and a first liquid discharging cavity which are communicated with the heat exchange plate are formed in the first butt joint seat, a second liquid discharging cavity and a first liquid inlet cavity which are communicated with the heat exchange plate are formed in the second butt joint seat, a first liquid discharging pipe communicated with the first liquid discharging cavity and a pair of first liquid discharging butt joint pipes arranged at the upper end and the lower end are integrally formed on the first butt joint seat, a second liquid inlet pipe communicated with the second liquid inlet cavity and a pair of second liquid inlet butt joint pipes arranged at the upper end and the lower end are integrally formed on the first butt joint seat, a first liquid inlet pipe communicated with the first liquid inlet cavity and a pair of first liquid inlet butt joint pipes arranged at the upper end and the lower end are integrally formed on the second butt joint seat, and a second liquid discharging pipe communicated with the second liquid discharging cavity and a pair of second liquid discharging butt joint pipes arranged at the upper end and the lower end are integrally formed on the second butt joint seat;
connecting seats are integrally formed at the upper end and the lower end of each of the first butt joint seat and the second butt joint seat respectively, a base fixedly installed with the connecting seats through bolts is arranged below the plate heat exchanger bodies, the plate heat exchanger bodies can be installed in series up and down through bolt connection fixation between the connecting seats, a pressurizing box is arranged at the front end of the base, first liquid discharge butt joint pipes on two adjacent plate heat exchanger bodies are fixedly installed through bolts, second liquid inlet butt joint pipes of two adjacent plate heat exchanger bodies are fixedly installed through bolts, first liquid inlet butt joint pipes of two adjacent plate heat exchanger bodies are fixedly installed through bolts, and second liquid discharge butt joint pipes of two adjacent plate heat exchanger bodies are fixedly installed through bolts;
the bottom integrated into one piece of pressure tank has the supporting seat through bolt and base fixed mounting, and the inside of pressure tank has seted up second filter chamber and first filter chamber, first filter chamber and first feed liquor pipe intercommunication, and second filter chamber and second feed liquor pipe intercommunication, the last first force (forcing) pump that has and first filter chamber intercommunication of bolt fixed mounting of pressure tank, and the last second force (forcing) pump that has and second filter chamber intercommunication through bolt fixed mounting of pressure tank, the input of first force (forcing) pump is through first liquid feed pipe and outside feed pipe intercommunication, and the input of second force (forcing) pump is through second liquid feed pipe and outside feed pipe intercommunication, all be provided with filter equipment in first filter chamber and the second filter chamber.
Preferably, the left side and the right side of the first butt joint seat, the heat exchange plate and the second butt joint seat are fixed through a second fixing rod, and the cross sections of the first fixing rod and the second fixing rod are circular or hexagonal.
Preferably, the filtering device comprises a mounting frame fixedly mounted with the pressurizing box through a bolt, a filter screen inserted into the second filter chamber or the first filter chamber is mounted on the mounting frame, and a pull handle is integrally formed above the mounting frame.
Preferably, the base is provided with a reinforcing support rod in series connection, a butt joint sleeve sleeved with the reinforcing support rod is integrally formed on the side face of the first butt joint seat, and a fixing screw button used for clamping and fixing the reinforcing support rod is installed on the butt joint sleeve in a threaded connection mode.
Preferably, the bottom of the first filter chamber and the bottom of the second filter chamber are integrally formed with a waste liquid discharge pipe, and a liquid discharge valve is mounted on the waste liquid discharge pipe.
Compared with the prior art, the invention has the beneficial effects that: the plate heat exchanger designed by the invention can effectively prevent excessive impurities from attaching to and blocking the inside of equipment by filtering two fluids through the filtering device, and the installation mode of upwards stacking a plurality of plate heat exchanger main bodies adopted by the device can effectively utilize the vertical space in a factory, thereby effectively saving the occupation of the field.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the plate heat exchanger body of the present invention;
FIG. 4 is a schematic view of the structure of the pressurized tank of the present invention.
In the figure: 1. a base; 2. a plate heat exchanger body; 201. a first docking cradle; 202. a heat exchange plate; 203. a second docking cradle; 3. a filtration device; 301. pulling a handle; 302. a mounting frame; 303. a filter screen; 4. a pressurizing box; 5. a second pressure pump; 6. a second liquid sending pipe; 7. a first fixing lever; 8. a first drain pipe; 9. a second drain pipe; 10. a waste liquid discharge pipe; 11. a supporting seat; 12. a first pressure pump; 13. a second filter chamber; 14. a first filter chamber; 15. a second drain chamber; 16. a first liquid sending pipe; 17. fixing the screw button; 18. reinforcing the support rod; 19. a first liquid inlet chamber; 20. a first liquid inlet pipe; 21. a connecting seat; 22. a second liquid inlet cavity; 23. a second fixing bar; 24. a second liquid inlet pipe; 25. a first drainage chamber; 26. a first liquid inlet butt joint pipe; 27. a second drain butt pipe; 28. a second liquid inlet butt joint pipe; 29. a first drain butt joint pipe; 30. and (4) butting sleeves.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a high-efficiency plate heat exchanger with a pressurizing mechanism for chemical engineering comprises a plate heat exchanger main body 2, wherein the plate heat exchanger main body 2 comprises a pair of first butt seats 201, a second butt seat 203 is arranged in the middle of the first butt seat 201, at least five heat exchange plates 202 are installed in series in the middle of each first butt seat 201 and each second butt seat 203, and the upper ends and the lower ends of the first butt seat 201, the heat exchange plates 202 and the second butt seats 203 are fixedly installed through first fixing rods 7;
a second liquid inlet cavity 22 and a first liquid outlet cavity 25 which are communicated with the heat exchange plate 202 are formed in the first butt joint seat 201, a second liquid outlet cavity 15 and a first liquid inlet cavity 19 which are communicated with the heat exchange plate 202 are formed in the second butt joint seat 203, a first liquid outlet pipe 8 which is communicated with the first liquid outlet cavity 25 and a pair of first liquid outlet butt joint pipes 29 which are arranged at the upper end and the lower end are integrally formed on the first butt joint seat 201, a second liquid inlet pipe 24 which is communicated with the second liquid inlet cavity 22 and a pair of second liquid inlet butt joint pipes 28 which are arranged at the upper end and the lower end are integrally formed on the first butt joint seat 201, a first liquid inlet pipe 20 which is communicated with the first liquid inlet cavity 19 and a pair of first butt joint liquid inlet pipes 26 which are arranged at the upper end and the lower end are integrally formed on the second butt joint seat 203, and a second liquid outlet pipe 9 which is communicated with the second liquid outlet cavity 15 and a pair of second liquid outlet butt joint pipes 27 which are arranged at the upper;
the upper end and the lower end of the first butt joint seat 201 and the second butt joint seat 203 are respectively provided with a connecting seat 21 in an integrated manner, a base 1 fixedly installed with the connecting seats 21 through bolts is arranged below the plate heat exchanger main bodies 2, a plurality of plate heat exchanger main bodies 2 can be installed in series up and down through the bolt connection fixation between the connecting seats 21, the front end of the base 1 is provided with a pressurizing box 4, first liquid discharge butt joint pipes 29 on two adjacent plate heat exchanger main bodies 2 are fixedly installed through bolts, second liquid inlet butt joint pipes 28 of two adjacent plate heat exchanger main bodies 2 are fixedly installed through bolts, first liquid inlet butt joint pipes 26 of two adjacent plate heat exchanger main bodies 2 are fixedly installed through bolts, and second liquid discharge butt joint pipes 27 of two adjacent plate heat exchanger main bodies 2 are fixedly installed through bolts;
a supporting seat 11 fixedly installed with the base 1 through bolts is integrally formed at the bottom of the pressurizing box 4, a second filtering cavity 13 and a first filtering cavity 14 are formed in the pressurizing box 4, the first filtering cavity 14 is communicated with a first liquid inlet pipe 20, the second filtering cavity 13 is communicated with a second liquid inlet pipe 24, a first pressurizing pump 12 communicated with the first filtering cavity 14 is fixedly installed on the pressurizing box 4 through bolts, a second pressurizing pump 5 communicated with the second filtering cavity 13 is fixedly installed on the pressurizing box 4 through bolts, the input end of the first pressurizing pump 12 is communicated with an external liquid supply pipe through a first liquid supply pipe 16, the input end of the second pressurizing pump 5 is communicated with the external liquid supply pipe through a second liquid supply pipe 6, and filtering devices 3 are arranged in the first filtering cavity 14 and the second filtering cavity 13;
the left side and the right side of the first butt joint seat 201, the heat exchange plate 202 and the second butt joint seat 203 are all fixed through a second fixing rod 23, the cross sections of the first fixing rod 7 and the second fixing rod 23 are circular or hexagonal, the filtering device 3 comprises an installation frame 302 fixedly installed with the pressurizing box 4 through bolts, a filtering net 303 inserted into the second filtering cavity 13 or the first filtering cavity 14 is installed on the installation frame 302, and a pull handle 301 is integrally formed above the installation frame 302;
the base 1 is provided with a strengthening support rod 18 in series connection, a butt joint sleeve 30 sleeved with the strengthening support rod 18 is integrally formed on the side surface of the first butt joint seat 201, a fixed screw button 17 used for clamping and fixing the strengthening support rod 18 is installed on the butt joint sleeve 30 in a screwed mode, a waste liquid discharge pipe 10 is integrally formed at the bottom of the first filter cavity 14 and the bottom of the second filter cavity 13, a liquid discharge valve is installed on the waste liquid discharge pipe 10, when the filter screen 303 needs to be replaced, only the filter screen 3 needs to be pulled out from the upper side and replaced, then the first filter cavity 14 and the second filter cavity 13 are cleaned, cleaned sewage is discharged through the waste liquid discharge pipe 10, and the filter device 3 after the filter screen 303 is replaced is re-installed after cleaning is completed.
The working principle is as follows: when the device is used, for the plate heat exchanger body 2 at the lowermost layer, a first fluid is sent into the first filter chamber 14 in a pressurized manner through the first pressure pump 12, is sent into the first liquid inlet chamber 19 through the first liquid inlet pipe 20 after being filtered by the filter screen 303, and then passes through the heat exchange plates at the two sides of the second butt joint seat 203 and finally flows into the first liquid outlet chamber 25 and is discharged through the first liquid outlet pipe 8. The second fluid will be fed into the second filter chamber 13 by the second pressure pump 5, filtered by the filter screen 303, and fed into the second inlet chamber 22 through the second inlet pipe 24, and then the second fluid will pass through the heat exchange plate 202 and flow into the second outlet chamber 15, and finally be discharged through the second outlet pipe 9, and heat exchange will be performed between the first fluid and the second fluid entering the heat exchange plate 202 through the heat exchange plate 202. For the plate heat exchanger main body 2 stacked on the upper layer, the first fluid will flow between the first liquid inlet cavities 19 in different plate heat exchanger main bodies 2 through the first liquid inlet butt joint pipe 26, and the first liquid after heat exchange will also flow between the first liquid outlet cavities 25 in different plate heat exchanger main bodies 2 through the first liquid outlet butt joint pipe 29, the second fluid will flow between the second liquid inlet cavities 22 in different plate heat exchanger main bodies 2 through the second liquid inlet butt joint pipe 28, and the second fluid after heat exchange will also flow between the second liquid outlet cavities 15 in different plate heat exchanger main bodies 2 through the second liquid outlet butt joint pipe 27, so that the different plate heat exchanger main bodies 2 stacked on the upper layer and the lower layer can both perform normal heat exchange operation, and meanwhile, the first fluid and the second fluid are pressurized and can flow through the plate heat exchanger main bodies at a faster speed 2, thereby heat transfer performance of utilization indirect heating equipment that can be abundant improves heat transfer treatment efficiency, and can also filter two kinds of fluids effectually through filter equipment 3 and avoid inside too much impurity adheres to and blocks up the equipment, the device adoption upwards stack the perpendicular space in a plurality of plate heat exchanger main parts 2 moreover can the effectual utilization mill, thereby the effectual occupation of saving to the place has very high practical value.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.