CN114452674A - N-methylformamide's concentrated crystallization device - Google Patents
N-methylformamide's concentrated crystallization device Download PDFInfo
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- CN114452674A CN114452674A CN202210250857.3A CN202210250857A CN114452674A CN 114452674 A CN114452674 A CN 114452674A CN 202210250857 A CN202210250857 A CN 202210250857A CN 114452674 A CN114452674 A CN 114452674A
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Abstract
The invention discloses a concentration crystallization device of N-methylformamide, which comprises a machine body, an elastic pressing device, a buffering device, a limiting device and a connecting hose, wherein the elastic pressing device is arranged at the top of the machine body, the buffering device is arranged at the bottom of the inner wall of the machine body, the limiting device is arranged on the inner wall of the machine body and close to the top, an arc-shaped elastic part is fixed between the end part of a pressing and holding device and two corresponding sides of the bottom of the inner wall of the machine body, an expansion air bag is arranged between the bottom of the pressing and holding device and two corresponding sides of the bottom of the inner wall of the machine body and close to the position of the arc-shaped elastic part, and an air port of the expansion air bag is communicated with the bottom end of the connecting hose. This concentrated crystallization device of N-methylformamide has reached the effect of buffer protection, can carry out elastic contact to buffer protection, is difficult for receiving the influence of external force or vibrations, and overall stability is good, is difficult for causing the interference to concentrated crystallization flow, and safe and reliable has improved work efficiency and performance.
Description
Technical Field
The invention relates to the technical field of concentration and crystallization equipment, in particular to a concentration and crystallization device for N-methylformamide.
Background
N-methylformamide, a colorless transparent liquid, miscible with water and ethanol, ammoniacal, boiling point: 198-199 ℃ (101.1kPa) is mainly used as an organic synthesis raw material and is commonly used for medicine synthesis. At present, few amide-type enterprises are available, and especially because of the product quality, the amide-type products cannot be produced on a large scale. In recent years, running enterprises are optimized and modified for many times, so that N-methylformamide (NMF) is developed industrially, especially widely applied to the electronic industry, and the NMF market demand is steadily advanced along with the development of the electronic industry. In the production process of N-methylformamide, in order to remove impurities as much as possible and obtain a product with high purity, a liquid crude product of the N-methylformamide is generally required to be subjected to concentration crystallization treatment.
At present, the existing N-methylformamide's concentrated crystallization device is too simple in structure, has no buffering protection function, cannot buffer, absorb shock, isolate shock and the like, is easily influenced by external force or external shock, has poor overall stability, further easily causes interference to the concentrated crystallization process, is not beneficial to the concentration of N-methylformamide, influences the working efficiency and reduces the use performance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a N-methylformamide concentration crystallization device, which solves the problems that the existing N-methylformamide concentration crystallization device is too simple in structure, has no buffer protection function, cannot perform buffer shock absorption, shock isolation and the like, is easily influenced by external force or external shock, is poor in overall stability, further easily interferes with a concentration crystallization process, is not beneficial to N-methylformamide concentration, influences the working efficiency and reduces the use performance.
In order to realize the purpose, the invention is realized by the following technical scheme: a concentration crystallization device of N-methylformamide comprises a machine body, an elastic pressing device, a buffering device, a limiting device and a connecting hose, wherein the elastic pressing device is arranged at the top of the machine body;
the buffer device is provided with a pressing and holding device, a placing groove, an arc-shaped elastic part and an expansion air bag, the pressing and holding device is arranged at the bottom of the inner wall of the machine body, the placing groove is arranged in the machine body and positioned at the top of the pressing and holding device, the arc-shaped elastic part is fixed between the end part of the pressing and holding device and two sides corresponding to the bottom of the inner wall of the machine body, the expansion air bag is arranged between the bottom of the pressing and holding device and two sides corresponding to the bottom of the inner wall of the machine body and is close to the arc-shaped elastic part, and an air port of the expansion air bag is communicated with the bottom end of the connecting hose;
the pressure holding device is provided with an arc-shaped substrate, a support bar and an anti-slip layer, one side of the surface edge of the arc-shaped substrate is hinged with the bottom of the inner wall of the machine body, the bottom of the support bar is fixed at the top of the arc-shaped substrate and is close to the end position, the anti-slip layer is arranged at the top of the surface of the support bar, when the crystallization mechanism, the guide pipe and the distillation mechanism are pressed by the elasticity of the elastic pressing device, the crystallization mechanism applies pressure to the pressure holding device through the placing groove, and the elastic member and the expansion airbag are pressed together by combining the hinging of one side of the surface edge of the arc-shaped substrate and the bottom of the inner wall of the machine body, and by utilizing acting force and reaction force, the elastic force of the elastic member and the expansion airbag elastically buffers the crystallization mechanism, and when the surface of the distillation mechanism is in the position of the clamping device, the size of the clamping device is utilized, and the clamping device is pushed to one side close to the inner wall of the machine body, and make elasticity reset piece, the compression gasbag receives the compression, the inside gas of compression gasbag passes through coupling hose at this moment and carries in the inflation gasbag, and utilize the increase of atmospheric pressure, make the inflation gasbag inflation, the volume increase, and then help carrying out elastic support, improve buffering absorbing effect, and the skid resistant course at support bar top plays skid-proof effect, make the standing groove be difficult for sliding, the holistic stability has further been improved, ingenious with the structural connection together, multiple functions have been realized, safety and reliability, service performance has been improved.
Preferably, the inside of organism and the position that is located and places the groove are provided with crystallization mechanism, crystallization mechanism's top is provided with the pipe, the top of pipe and the position that is located stop device are provided with distillation mechanism, surface one side of crystallization mechanism, distillation mechanism's surface one side all are provided with the material mouth.
Preferably, the corresponding position of organism top edge and elasticity press device surface edge is through locking bolt fixed connection, surface bottom one side of organism is provided with control mechanism, put into the inside central point of organism with crystallization mechanism, pipe, distillation mechanism wholly, and fix the top of elasticity press device and organism through locking bolt, distillation mechanism receives elasticity and presses this moment, and under buffer unit's cushioning effect, cushion shock attenuation protection to crystallization mechanism, stop device is spacing to distillation mechanism simultaneously, reduce the condition that appears random removal, make whole device can carry out elastic contact, and carry out the buffer protection, be difficult for receiving the influence of external force or vibrations, overall stability is good, be difficult for causing the interference to concentrated crystallization flow, safety and reliability, work efficiency and performance have been improved.
Preferably, the arc elastic pieces are uniformly distributed between the end part of the pressing and holding device and two sides corresponding to the bottom of the inner wall of the machine body, and the top of the supporting bar is provided with an arc-shaped surface.
Preferably, the elastic pressing device is provided with a cover plate, a pressure spring, a connecting plate and a flexible rod, the cover plate is arranged at the top of the machine body, the top end of the pressure spring is fixed at the bottom of the cover plate, the top of the connecting plate is fixed at the bottom of the pressure spring, the top of the surface of the flexible rod is fixedly connected with the bottom of the connecting plate, the cover plate is fixed with the top of the machine body through a locking bolt, so that the pressure spring, the connecting plate and the flexible rod are subjected to pressing force, the pressing force is applied to the distillation mechanism through the flexible rod, the flexible rod is in flexible contact by combining the rubber material, and under the elastic action of the pressure spring, the elastic pressing is performed on the structure in a stress state, so that the distillation mechanism is elastically pressed, the relative stability of the concentration and crystallization mechanism is ensured, the elastic pressing is performed on the structure by utilizing the performance of the elastic pressing device, and the shaking is not easy to occur, the influence of external force is reduced, the safety and the reliability are realized, and the usability is improved.
Preferably, the compression springs are uniformly distributed at the bottom of the cover plate, and the flexible rods are made of rubber.
Preferably, the limiting device is provided with an elastic reset piece, a clamping device and a compression air bag, one end of the elastic reset piece is fixedly connected with the inner wall of the machine body, one side of the surface of the clamping device is fixedly connected with one end of the elastic reset piece, which is far away from the inner wall of the machine body, the compression air bag is arranged between two sides of the clamping device corresponding to the inner wall of the machine body and is close to the elastic reset piece, when the clamping device is pushed to one side of the inner wall of the machine body by the distillation mechanism, the clamping device elastically pushes against the distillation mechanism in the reverse direction under the elastic action of the elastic reset piece, so as to elastically clamp the distillation mechanism, meanwhile, the compression air bag is compressed, and the internal gas can be conveyed into the expansion air bag through a connecting hose, so as to be conductive to elastically supporting the crystallization mechanism, and achieve multiple functions by utilizing the mutual connection and interaction among structures, safe and reliable, has improved performance.
Preferably, the clamping device is provided with a cambered surface limiting plate, a guide skirt edge and a ball, one side of the surface of the cambered surface limiting plate is fixedly connected with one end of the elastic reset piece, the guide skirt edge is fixed at the top of the cambered surface limiting plate, the ball is in rolling connection with the surface of the cambered surface limiting plate and is far away from one side of the elastic reset piece, the guide skirt edge on the cambered surface is used for guiding the placed crystallization mechanism and distillation mechanism in time, the rolling of the ball is used for enabling the surface of the ball to roll when in surface contact with the surface of the distillation mechanism, rolling friction is adopted, the friction resistance is reduced, the placement and the disassembly are facilitated, meanwhile, the surface of the cambered surface limiting plate is arc-shaped, the clamping pressure limiting is further carried out on the distillation mechanism, the clamping is carried out under the action of elastic force, the loosening condition is not easy to occur, and the interaction among structures is utilized, so that multiple functions, safety and reliability are realized, the service performance is improved.
Preferably, the surface of the guide skirt is an arc surface, the balls are uniformly distributed on the surface of the arc surface limiting plate, and the surface of the arc surface limiting plate is provided with a rolling groove matched with the balls.
The invention provides a concentration and crystallization device of N-methylformamide. The method has the following beneficial effects:
the N-methylformamide concentration crystallization device comprises a machine body, an elastic pressing device, a buffering device, a limiting device, a connecting hose, a crystallization mechanism, a guide pipe, a distillation mechanism, a material port, a locking bolt and a control mechanism, wherein the crystallization mechanism, the guide pipe and the distillation mechanism are integrally placed in the central position inside the machine body, the elastic pressing device is fixed with the top of the machine body through the locking bolt, the distillation mechanism is elastically pressed at the moment and is subjected to buffering and shock absorption protection under the buffering effect of the buffering device, meanwhile, the limiting device limits the distillation mechanism, the situation of random movement is reduced, the whole device can be in elastic contact and is subjected to buffering protection, the influence of external force or shock is avoided, the overall stability is good, the interference on the concentration crystallization process is avoided, and the N-methylformamide concentration crystallization device is safe and reliable, the working efficiency and the service performance are improved.
(II), this N-methylformamide's concentrated crystallization device, through the apron, the pressure spring, the connecting plate, flexible stick, fix the top of apron and organism through the locking bolt, and then make the pressure spring, the connecting plate, flexible stick receives the pressing force, and apply the pressing force to distillation mechanism through flexible stick, and combine the material of flexible stick to be the rubber material, make the flexible contact, and under the elastic force effect of pressure spring, reverse elasticity is contradicted in the atress, and then carry out elasticity to distillation mechanism and compress tightly, thereby ensure concentrated crystallization mechanism's relatively stable, utilize the performance of self, carry out elasticity to the structure and press, make the difficult condition that rocks that appears, reduce the influence that receives external force, safety and reliability, service performance has been improved.
(III), the N-methylformamide's concentration crystallization device, through pressing the device, the standing groove, the arc elastic component, the inflation gasbag, the arc base plate, the support bar, the skid resistant course, after the crystallization mechanism, the pipe, the distillation mechanism receive the elasticity of elasticity pressing device to press, at this moment the crystallization mechanism exerts pressure on pressing the device through the standing groove, and combine the surface edge one side of arc base plate to articulate with the inner wall bottom of organism, make the arc base plate press the elastic component, the inflation gasbag together, and utilize effort and reaction force, make the elastic component, the elasticity of inflation gasbag carry out the elastic buffer to the crystallization mechanism, simultaneously when the surface of the distillation mechanism is to setting up in the position of clamping device, utilize the size of oneself, promote clamping device to one side close to the organism inner wall, and make the elasticity reset piece, the compression gasbag receive the compression, the inside gas of compression gasbag passes through in the coupling hose carries inflation gasbag this moment, and utilize the increase of atmospheric pressure, make inflation gasbag inflation, the volume increase, and then help carrying out elastic support, improve the absorbing effect of buffering, and the skid resistant course at support bar top plays skid-proof effect, make the standing groove difficult for sliding, further improved holistic stability, ingenious with structural connection together, realized multiple functions, safe and reliable has improved performance.
(IV), this N-methylformamide's concentrated crystallization device, reset through elasticity, clamping device, compression gasbag, when clamping device receives distillation mechanism to one side promotion of organism inner wall, elasticity resets under the spring action of piece this moment, make clamping device contradict distillation mechanism reverse elasticity, and then carry out elastic clamping to distillation mechanism, compression gasbag can receive the compression simultaneously, its inside gas can carry the inflation gasbag through coupling hose in, and then help carrying out elastic support to crystallization mechanism, utilize the interconversion between the structure, interact, multiple functions is reached, safety and reliability, service performance has been improved.
(five), this N-methylformamide's concentrated crystallization device, through the cambered surface limiting plate, the direction shirt rim, the ball, utilize the direction shirt rim on arc surface in time to the crystallization mechanism who places, distillation mechanism leads, and utilize the roll of ball, make ball surface roll during with distillation mechanism surface contact, adopt rolling friction, frictional resistance has been reduced, help placing and dismantling, the surface of cambered surface limiting plate is the arc simultaneously, and then it is spacing to carry out the card pressure to distillation mechanism, and press from both sides tightly under the effect of elasticity, the difficult not hard up condition that appears, utilize the interact between the structure, multiple functions have been realized, safety and reliability, service performance has been improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a buffer device according to the present invention;
FIG. 4 is a schematic structural view of a pressing device according to the present invention;
FIG. 5 is a schematic view of the elastic pressing device according to the present invention;
FIG. 6 is a schematic view of the structure of the position limiting device of the present invention;
fig. 7 is a schematic structural view of the clamping device of the present invention.
In the figure: the device comprises a machine body 1, an elastic pressing device 2, a buffer device 3, a limiting device 4, a connecting hose 5, a crystallization mechanism 6, a guide pipe 7, a distillation mechanism 8, a material opening 9, a locking bolt 10, a control mechanism 11, a cover plate 21, a pressure spring 22, a connecting plate 23, a flexible rod 24, a pressure holding device 31, a placing groove 32, an arc-shaped elastic part 33, an expansion air bag 34, an arc-shaped base plate 311, a supporting strip 312, an anti-skid layer 313, an elastic resetting part 41, a clamping device 42, a compression air bag 43, a cambered surface limiting plate 421, a guide skirt 422 and a ball 423.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1-7, the present invention provides a technical solution: a N-methylformamide concentration crystallization device comprises a machine body 1, an elastic pressing device 2, a buffering device 3, a limiting device 4 and a connecting hose 5, wherein the elastic pressing device 2 is arranged at the top of the machine body 1, the buffering device 3 is arranged at the bottom of the inner wall of the machine body 1, the limiting device 4 is arranged on the inner wall of the machine body 1 and close to the top, and the connecting hose 5 is arranged between two corresponding sides of the buffering device 3 and the limiting device 4;
the inside of organism 1 and the position that is located standing groove 32 are provided with crystallization mechanism 6, and the top of crystallization mechanism 6 is provided with pipe 7, and the top of pipe 7 and the position that is located stop device 4 are provided with distillation mechanism 8, and surface one side of crystallization mechanism 6, surface one side of distillation mechanism 8 all are provided with material mouth 9.
The top edge of the machine body 1 is fixedly connected with the corresponding position of the surface edge of the elastic pressing device 2 through a locking bolt 10, one side of the surface bottom of the machine body 1 is provided with a control mechanism 11, the crystallization mechanism 6, the guide pipe 7 and the distillation mechanism 8 are integrally placed in the central position of the interior of the machine body 1, the elastic pressing device 2 is fixed with the top of the machine body 1 through a locking bolt 10, at the moment, the distillation mechanism 8 is elastically pressed, under the buffering action of the buffering device 3, the crystallizing mechanism 6 is protected by buffering and damping, and the limiting device 4 limits the distilling mechanism 8, so that the situation of random movement is reduced, the whole device can be in elastic contact, and the buffer protection is carried out, the influence of external force or vibration is not easy to be caused, the integral stability is good, the interference to the concentration and crystallization process is not easy to be caused, the safety and the reliability are realized, and the working efficiency and the service performance are improved.
Example 2
The elastic pressing device 2 is provided with a cover plate 21, a pressure spring 22, a connecting plate 23 and a flexible rod 24, the cover plate 21 is arranged at the top of the machine body 1, the top end of the pressure spring 22 is fixed at the bottom of the cover plate 21, the top end of the connecting plate 23 is fixed at the bottom end of the pressure spring 22, and the top of the surface of the flexible rod 24 is fixedly connected with the bottom of the connecting plate 23.
Pressure spring 22 evenly distributed is in the bottom of apron 21, the material of flexible stick 24 sets up to the rubber material, fix apron 21 and organism 1's top through locking bolt 10, and then make the pressure spring 22, connecting plate 23, flexible stick 24 receives the pressing force, and apply the pressing force to distillation mechanism 8 through flexible stick 24, and the material that combines flexible stick 24 is the rubber material, make the flexible contact, and under the spring action of pressure spring 22, reverse elasticity is contradicted in the atress, and then carry out the elasticity to distillation mechanism 8 and compress tightly, thereby ensure the relatively stable of concentrated crystallization mechanism, utilize the performance of self, carry out elasticity to the structure and press, make the difficult condition that appears rocking, the reduction receives the influence of external force.
Example 3
The pressing and holding device 31 is provided with an arc-shaped substrate 311, a supporting strip 312 and an anti-slip layer 313, one side of the surface edge of the arc-shaped substrate 311 is hinged with the bottom of the inner wall of the machine body 1, the bottom of the supporting strip 312 is fixed on the top of the arc-shaped substrate 311 and close to the end position, the anti-slip layer 313 is arranged on the top of the surface of the supporting strip 312, when the crystallization mechanism 6, the conduit 7 and the distillation mechanism 8 are pressed by the elasticity of the elastic pressing device 2, the crystallization mechanism 6 applies pressure to the pressing and holding device 31 through the placing groove 32, and the elastic force and the reaction force are utilized to enable the elastic force of the elastic member 33 and the expansion airbag 34 to elastically buffer the crystallization mechanism 6 by combining the surface edge of the arc-shaped substrate 311 and the bottom of the inner wall of the machine body 1, and when the surface of the distillation mechanism 8 is arranged at the position of the clamping device 42, utilize the size of self, promote clamping device 42 to the one side that is close to organism 1 inner wall, and make elasticity reset 41, compression gasbag 43 receives the compression, the inside gas of compression gasbag 43 passes through coupling hose 5 at this moment and carries in expansion gasbag 34, and utilize the increase of atmospheric pressure, make expansion gasbag 34 inflation, the volume increase, and then help carrying out elastic support, improve the absorbing effect of buffering, and the skid resistant course 313 at support bar 312 top plays skid-proof effect, make standing groove 32 difficult slip, whole stability has further been improved.
Example 4
Stop device 4 is equipped with elasticity piece 41 that resets, clamping device 42, compression gasbag 43, the one end of elasticity piece 41 that resets and organism 1's inner wall fixed connection, clamping device 42's surface one side and the one end fixed connection that the inner wall of organism 1 was kept away from to elasticity piece 41 that resets, compression gasbag 43 sets up between clamping device 42 and the corresponding both sides of organism 1 inner wall and is close to the position that elasticity piece 41 resets, when clamping device 42 receives distillation mechanism 8 and promotes to one side of organism 1 inner wall, the elastic force of elasticity piece 41 resets this moment down, make clamping device 42 contradict to the reverse elasticity of distillation mechanism 8, and then carry out elastic clamping to distillation mechanism 8, compression gasbag 43 can receive the compression simultaneously, its inside gas can be carried in expansion gasbag 34 through coupling hose 5, and then help carrying out elastic support to crystallization mechanism 6.
The surface of direction shirt rim 422 sets up to the arc surface, ball 423 evenly distributed is on the surface of cambered surface limiting plate 421, the rolling groove with ball 423 looks adaptation is seted up on the surface of cambered surface limiting plate 421, utilize the surperficial direction shirt rim 422 of arc in time to the crystallization mechanism 6 of placing, distillation mechanism 8 leads, and utilize ball 423's roll, roll when making ball 423 surface and 8 surface contact of distillation mechanism, adopt rolling friction, frictional resistance has been reduced, help placing and dismantling, the surface of cambered surface limiting plate 421 is the arc simultaneously, and then it is spacing to carry out the jam to distillation mechanism 8, and press from both sides tightly under the effect of elasticity, the difficult not hard up condition that appears.
When the device is used, the whole device is placed at a designated position, the crystallization mechanism 6, the conduit 7 and the distillation mechanism 8 are integrally placed at the central position inside the machine body 1, the elastic pressing device 2 is fixed with the top of the machine body 1 through the locking bolt 10, the cover plate 21 is fixed with the top of the machine body 1 through the locking bolt 10, the pressure spring 22, the connecting plate 23 and the flexible rod 24 are pressed by the pressing force, the pressing force is applied to the distillation mechanism 8 through the flexible rod 24, the flexible rod 24 is made of rubber, flexible contact is achieved, under the elastic action of the pressure spring 22, the elastic rod is stressed and is reversely and elastically abutted, the distillation mechanism 8 is elastically pressed, the relative stability of the concentrated crystallization mechanism is ensured, the structure is elastically pressed by utilizing the performance of the device, the shaking condition is not prone to occurring, and when the crystallization mechanism 6, the distillation mechanism 8 is placed at a fixed position, the elastic pressing device 2 is fixed with the top of the machine body 1 through the locking bolt 10, and the elastic contact is flexibly contacted with the distillation mechanism under the action of the elastic force, and the elastic pressing force is not prone to cause the shaking condition occurring when the crystallization mechanism 6, the shaking condition occurring, the shaking mechanism 8 is not to occur, and the pressure is not to cause the pressure to be reduced pressure to be generated in the pressure to be reduced in the pressure, and the pressure of the pressure, and the pressure of the pressure, the pressure of the pressure, the pressure of the pressure, and the pressure of the pressure is reduced pressure, the pressure, and the pressure is reduced pressure, and the pressure is reduced pressure, and the pressure is reduced pressure, and the pressure is reduced pressure, and the pressure is reduced pressure, and the pressure, After the conduit 7 and the distillation mechanism 8 are elastically pressed by the elastic pressing device 2, the crystallization mechanism 6 applies pressure to the pressing and holding device 31 through the placing groove 32, and the edge side of the surface of the arc-shaped substrate 311 is hinged with the bottom of the inner wall of the machine body 1, so that the arc-shaped substrate 311 presses the elastic member 33 and the expansion airbag 34 together, the elastic force of the elastic member 33 and the expansion airbag 34 elastically buffers the crystallization mechanism 6 by using the acting force and the reaction force, and when the surface of the distillation mechanism 8 is arranged at the position of the clamping device 42, the clamping device 42 is pushed to the side close to the inner wall of the machine body 1 by using the size of the distillation mechanism, the elastic resetting member 41 and the compression airbag 43 are compressed, the internal gas of the compression airbag 43 is conveyed into the expansion airbag 34 through the connecting hose 5, and the expansion airbag 34 is expanded by using the increase of the air pressure, the volume is increased, thereby facilitating elastic support, improving the effect of buffering and shock absorption, and the anti-slip layer 313 at the top of the supporting strip 312 plays a role of anti-slip, making the placing groove 32 not easy to slip, further improving the overall stability, and when the clamping device 42 is pushed to one side of the inner wall of the machine body 1 by the distillation mechanism 8, under the elastic action of the elastic reset piece 41, the clamping device 42 is enabled to elastically conflict with the distillation mechanism 8 in the reverse direction, thereby elastically clamping the distillation mechanism 8, meanwhile, the compression air bag 43 is compressed, the internal gas can be conveyed into the expansion air bag 34 through the connecting hose 5, thereby facilitating elastic support of the crystallization mechanism 6, and the guide skirt 422 with the arc surface is utilized to guide the placed crystallization mechanism 6 and distillation mechanism 8 in time, and the rolling of the ball 423 is utilized to make the surface roll when in contact with the surface of the distillation mechanism 8, adopt rolling friction, reduced frictional resistance, helped placing and dismantling, the surface of cambered surface limiting plate 421 is the arc simultaneously, and then carries out the card to distill the mechanism 8 and press spacingly to press from both sides tightly under the effect of elasticity, difficult not hard up condition of appearing utilizes interact between the structure, has realized multiple functions, safe and reliable has improved performance.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (9)
1. The utility model provides a concentrated crystallization device of N-methylformamide, includes organism (1), elasticity press device (2), buffer (3), stop device (4), coupling hose (5), its characterized in that: the elastic pressing device (2) is arranged at the top of the machine body (1), the buffer device (3) is arranged at the bottom of the inner wall of the machine body (1), the limiting device (4) is arranged on the inner wall of the machine body (1) and is close to the top, and the connecting hose (5) is arranged between the two corresponding sides of the buffer device (3) and the limiting device (4);
the buffer device (3) is provided with a pressing and holding device (31), a placing groove (32), an arc-shaped elastic part (33) and an expansion air bag (34), the pressing and holding device (31) is arranged at the bottom of the inner wall of the machine body (1), the placing groove (32) is arranged in the machine body (1) and is positioned at the top of the pressing and holding device (31), the arc-shaped elastic part (33) is fixed between the end part of the pressing and holding device (31) and two sides corresponding to the bottom of the inner wall of the machine body (1), the expansion air bag (34) is arranged between the bottom of the pressing and holding device (31) and two sides corresponding to the bottom of the inner wall of the machine body (1) and is close to the arc-shaped elastic part (33), an air port of the expansion air bag (34) is communicated with the bottom end of the connecting hose (5), and when the surface of the distillation mechanism (8) is arranged at the position of the clamping device (42), the clamping device (42) is pushed to one side close to the inner wall of the machine body (1) by utilizing the size of the clamping device, the elastic reset piece (41) and the compressed air bag (43) are compressed, at the moment, the internal gas of the compressed air bag (43) is conveyed into the expanded air bag (34) through the connecting hose (5), and the expanded air bag (34) is expanded and the volume is increased by utilizing the increase of the air pressure, so that the elastic support is facilitated, and the buffering and shock-absorbing effects are improved;
the pressing and holding device (31) is provided with an arc-shaped substrate (311), a supporting bar (312) and an anti-skid layer (313), one side of the surface edge of the arc-shaped substrate (311) is hinged to the bottom of the inner wall of the machine body (1), the bottom of the supporting bar (312) is fixed to the top of the arc-shaped substrate (311) and close to the end position, and the anti-skid layer (313) is arranged on the top of the surface of the supporting bar (312).
2. The apparatus for the concentration and crystallization of N-methylformamide according to claim 1, wherein: the utility model discloses a crystallization device, including organism (1), just be located the position of standing groove (32) and be provided with crystallization mechanism (6) in the inside of organism (1), the top of crystallization mechanism (6) is provided with pipe (7), the top of pipe (7) just is located the position of stop device (4) and is provided with distillation mechanism (8), surface one side of crystallization mechanism (6), surface one side of distillation mechanism (8) all are provided with material mouth (9).
3. The apparatus for the concentration and crystallization of N-methylformamide according to claim 1, wherein: the top edge of the machine body (1) is fixedly connected with the position corresponding to the surface edge of the elastic pressing device (2) through a locking bolt (10), and a control mechanism (11) is arranged on one side of the bottom of the surface of the machine body (1).
4. The apparatus for the concentration and crystallization of N-methylformamide according to claim 1, wherein: arc elastic component (33) evenly distributed is pressing between holding device (31) tip and the corresponding both sides in organism (1) inner wall bottom, the top of support bar (312) sets up to the arcwall face.
5. The apparatus for the concentration and crystallization of N-methylformamide according to claim 1, wherein: elasticity press device (2) are equipped with apron (21), pressure spring (22), connecting plate (23), flexible stick (24), apron (21) set up the top at organism (1), the bottom at apron (21) is fixed on the top of pressure spring (22), the bottom at pressure spring (22) is fixed at the top of connecting plate (23), the bottom at pressure spring (22) is fixed at the surface top of flexible stick (24) and the bottom fixed connection of connecting plate (23).
6. The apparatus for the concentration and crystallization of N-methylformamide according to claim 5, wherein: the pressure springs (22) are uniformly distributed at the bottom of the cover plate (21), and the flexible rods (24) are made of rubber.
7. The apparatus for the concentration and crystallization of N-methylformamide according to claim 1, wherein: stop device (4) are equipped with elasticity piece (41), clamping device (42), compression air bag (43) that resets, the one end that elasticity reset piece (41) and the inner wall fixed connection of organism (1), the surperficial one side of clamping device (42) resets one end fixed connection who keeps away from organism (1) inner wall with elasticity (41), compression air bag (43) set up between clamping device (42) and the corresponding both sides of organism (1) inner wall and be close to the position that elasticity reset piece (41).
8. The apparatus for the concentration and crystallization of N-methylformamide according to claim 7, wherein: clamping device (42) are equipped with cambered surface limiting plate (421), direction shirt rim (422), ball (423), the one end fixed connection that the piece (41) reset with elasticity is on one side of the surface of cambered surface limiting plate (421), the top at cambered surface limiting plate (421) is fixed in direction shirt rim (422), ball (423) roll connection just keeps away from one side that the piece (41) reset in the surface of cambered surface limiting plate (421).
9. The apparatus for the concentration and crystallization of N-methylformamide according to claim 8, wherein: the surface of the guide skirt edge (422) is an arc surface, the balls (423) are uniformly distributed on the surface of the cambered surface limiting plate (421), and the surface of the cambered surface limiting plate (421) is provided with a rolling groove matched with the balls (423).
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