CN108854907B - Polyurethane elastomer prepolymer synthesizer - Google Patents
Polyurethane elastomer prepolymer synthesizer Download PDFInfo
- Publication number
- CN108854907B CN108854907B CN201810664313.5A CN201810664313A CN108854907B CN 108854907 B CN108854907 B CN 108854907B CN 201810664313 A CN201810664313 A CN 201810664313A CN 108854907 B CN108854907 B CN 108854907B
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- push pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
Abstract
The invention discloses a polyurethane elastomer prepolymer synthesis device, which comprises a stirring tank, wherein a tank body is sleeved outside the stirring tank, the upper ends of the tank body and the stirring tank are provided with the same tank cover, the inner wall of the stirring tank is provided with a mounting groove, the bottom of the mounting groove is provided with a first through hole, the inner wall of the tank body is provided with a second through hole corresponding to the first through hole, the first through hole and the second through hole are internally and movably sleeved with the same push pipe, the right end of the push pipe is fixedly connected with a piston positioned in the mounting groove, the rod wall of the push pipe close to one end of the piston is provided with a sampling hole, the left end of the push pipe extends out of the second through hole, the rod wall of the middle part of the push pipe is fixedly connected with a stop dog, the same compression spring is fixedly connected between the stop dog and the outer wall of the tank. The invention can rapidly complete sampling, has very simple and convenient operation and can also improve the stirring efficiency.
Description
Technical Field
The invention relates to the technical field of synthesis of polyurethane elastomer prepolymers, in particular to a polyurethane elastomer prepolymer synthesis device.
Background
The polyurethane elastomer prepolymer is produced by nucleophilic addition reaction of dehydrated polyalcohol and excessive diisocyanate, and the nucleophilic addition reaction needs to be carried out in a special synthesis device.
Through retrieval, chinese patent with serial No. CN204973876U discloses a polyurethane elastomer prepolymer synthesis device, which comprises a reaction kettle, a jacket layer for heating and cooling is arranged outside the reaction kettle, a charging basket is arranged in the reaction kettle, a stirrer is arranged in the charging basket, an opening of the reaction kettle is provided with a kettle cover, and the opening and closing of the kettle cover are controlled by a kettle cover opening device. The polyurethane elastomer prepolymer synthesizer in the patent has the following defects: need carry out sample detection in the manufacturing process of prepolymer, nevertheless the device need open the cover when taking a sample and take a sample, and the operation is comparatively loaded down with trivial details, and the agitator structure of above-mentioned device is too simple, and stirring efficiency is lower.
Disclosure of Invention
The invention aims to solve the problems of complex operation and low stirring efficiency in sampling in the prior art, and provides a polyurethane elastomer prepolymer synthesis device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a polyurethane elastomer prepolymer synthesizer comprises a stirring tank, wherein the stirring tank is sleeved with a tank body, the upper ends of the tank body and the stirring tank are provided with the same tank cover, the inner wall of the stirring tank is provided with a mounting groove, the bottom of the mounting groove is provided with a first through hole, the inner wall of the tank body is provided with a second through hole corresponding to the first through hole, the first through hole and the second through hole are internally and movably sleeved with the same push pipe, the right end of the push pipe is fixedly connected with a piston positioned in the mounting groove, the rod wall of the push pipe close to one end of the piston is provided with a sampling hole, the left end of the push pipe extends out of the second through hole, the rod wall of the middle part of the push pipe is fixedly connected with a stop block, the same compression spring is fixedly connected between the stop block and the outer wall of the tank body, the compression spring is movably sleeved outside the push pipe, the, the device comprises a tank body, a push pipe, a collecting bottle, a base and a tank cover, wherein the push pipe is fixedly communicated with the rod wall on the lower side of the push pipe, the collecting pipe is positioned on the right side of an exhaust hole, one end of the collecting pipe is in threaded connection with the collecting bottle, the lower surface of the tank body is fixedly connected with the base through a plurality of same buffer devices, and the tank.
Preferably, agitating unit includes the motor of fixed mounting at the cover upper surface, first mounting hole has been seted up to the middle part of cover, and rotates in the first mounting hole and cup jointed the transfer line, first mounting hole has all been stretched out at the both ends of transfer line, the first gear of lower extreme fixedly connected with of transfer line, the upper end of transfer line and the output shaft fixed weld of motor, two second mounting holes have been seted up to the upper surface symmetry of cover, and rotate through the bearing in the second mounting hole and cup jointed the bull stick, the pole wall of bull stick is fixed to be cup jointed the second gear with first gear engaged with, a plurality of puddlers of pole wall fixedly connected with of bull stick.
Preferably, the upper surface of cover fixedly connected with apron, the upper surface of apron sets up threaded hole, threaded hole female connection has the threaded rod, the threaded hole all stretches out at the both ends of threaded rod, the lower extreme and the base of threaded rod pass through rolling bearing and rotate and be connected, the upper end fixedly connected with carousel of threaded rod.
Preferably, the buffering device comprises a sleeve fixedly connected to the upper surface of the bottom plate, a buffering rod fixedly connected to the lower surface of the tank body is movably sleeved in the sleeve, and the buffering rod and the bottom of the sleeve are fixedly connected with the same buffering spring.
Preferably, the threaded rod is close to the pole wall fixedly connected with limiting plate of base one end, the plate hole has been seted up to the upper surface of limiting plate, and the bolt has been cup jointed in the activity of plate hole, the upper surface of base has been seted up a plurality ofly and bolt assorted jack.
Preferably, the upper surface of the turntable is rotatably connected with a handle.
Preferably, the first mounting hole and the second mounting hole are internally and fixedly connected with a first sealing ring.
Preferably, the hole wall of the second through hole is symmetrically and fixedly connected with two sliding blocks, and the outer wall of the push pipe is provided with a sliding groove matched with the sliding blocks.
Preferably, the hole walls of the first through hole and the second through hole are fixedly connected with a second sealing ring.
Preferably, the left end of the push pipe is fixedly connected with a push block.
Compared with the prior art, the invention provides a polyurethane elastomer prepolymer synthesis device, which has the following beneficial effects:
1. this polyurethane elastomer prepolymer synthesizer, through setting up the agitator tank, a jar body, the cover, the ejector sleeve, a piston, the thief hole, the dog, compression spring, the exhaust hole, collecting pipe and receiving flask, when taking a sample, promote the ejector pad and drive the ejector sleeve and remove, the ejector sleeve removes and drives the piston and withdraw from the mounting groove, the prepolymer passes through the thief hole and gets into the ejector sleeve, make the prepolymer remove to exhaust hole direction, when the prepolymer reachs the collecting pipe, get into the receiving flask through the collecting pipe, loosen the ejector pad, under compression spring's effect, the piston seals the mounting groove again, accomplish the sample, completion sample that this device can be quick, it is very simple and convenient to operate.
2. This polyurethane elastomer prepolymer synthesizer, through motor, transfer line, first gear, bull stick, second gear and the puddler that sets up, during the stirring, the motor circular telegram drives the transfer line and rotates, and the transfer line drives first gear revolve, and first gear drives two second gear revolve, and the second gear drives the bull stick and rotates, and the bull stick drives the puddler and stirs, and the puddler alternately stirs, the effectual stirring efficiency that has improved.
The part not involved in the device is the same as the prior art or can be realized by the prior art, the device can rapidly finish sampling, the operation is very simple and convenient, and the stirring efficiency can be improved.
Drawings
FIG. 1 is a schematic structural diagram of a polyurethane elastomer prepolymer synthesis device provided by the invention;
FIG. 2 is a schematic structural diagram of a portion A of a polyurethane elastomer prepolymer synthesis device provided by the present invention.
In the figure: the device comprises a stirring tank 1, a tank body 2, a tank cover 3, a push tube 4, a piston 5, a sampling hole 6, a stop 7, a compression spring 8, an exhaust hole 9, a collecting tube 10, a collecting bottle 11, a base 12, a motor 13, a transmission rod 14, a first gear 15, a rotating rod 16, a second gear 17, a stirring rod 18, a cover plate 19, a threaded hole 20, a threaded rod 21, a rotating disk 22, a sleeve 23, a buffer rod 24 and a buffer spring 25.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, a polyurethane elastomer prepolymer synthesizer comprises a stirring tank 1, wherein a tank body 2 is sleeved outside the stirring tank 1, the same tank cover 3 is arranged at the upper ends of the tank body 2 and the stirring tank 1, a mounting groove is formed in the inner wall of the stirring tank 1, a first through hole is formed in the bottom of the mounting groove, a second through hole corresponding to the first through hole is formed in the inner wall of the tank body 2, a push pipe 4 is movably sleeved in the first through hole and the second through hole, a piston 5 positioned in the mounting groove is fixedly connected to the right end of the push pipe 4, a sampling hole 6 is formed in the rod wall of the push pipe 4 close to one end of the piston 5, the left end of the push pipe 4 extends out of the second through hole, a stop 7 is fixedly connected to the rod wall of the middle part of the push pipe 4, a compression spring 8 is fixedly connected between the stop 7 and the outer wall of the tank body 2, the compression spring 8 is movably sleeved outside, the fixed intercommunication of pole wall of push tube 4 downside has collecting pipe 10, and collecting pipe 10 is located the right side of exhaust hole 9, and collecting pipe 10's one end threaded connection has a receiving flask 11, and jar body 2's lower surface is equipped with agitating unit through a plurality of the same buffer fixedly connected with bases 12 on the cover 3, when clearing up at every turn, need just can carry out next sample with the sampling device sanitization.
Agitating unit includes the motor 13 of fixed mounting at cover 3 upper surface, motor 13 passes through on-off controller and external power source electric connection, first mounting hole has been seted up to cover 3's middle part, and first mounting hole internal rotation has cup jointed transfer line 14, first mounting hole has all been stretched out at the both ends of transfer line 14, the first gear 15 of lower extreme fixedly connected with of transfer line 14, the upper end of transfer line 14 and the fixed welding of output shaft of motor 13, two second mounting holes have been seted up to cover 3's upper surface symmetry, and rotate through the bearing in the second mounting hole and have cup jointed bull stick 16, the fixed second gear 17 that has cup jointed with first gear 15 looks meshing of pole wall of bull stick 16, a plurality of puddlers 18 of pole wall fixedly connected with of bull stick 16, puddler 18 cross arrangement.
Buffer includes the sleeve 23 of fixed connection at the bottom plate 12 upper surface, and the activity cup joints the buffer beam 24 with jar body 2 lower surface fixed connection in the sleeve 23, and the same buffer spring 25 of the barrel head fixedly connected with of buffer beam 24 and sleeve 23 cushions the shock attenuation to jar body 2, reduces jar wearing and tearing of body 2.
Threaded rod 21 is close to the pole wall fixedly connected with limiting plate of base 12 one end, and the pore has been seted up to the upper surface of limiting plate, and the downthehole activity of pore has cup jointed the bolt, and the upper surface of base 12 has seted up a plurality ofly and bolt assorted jack, carries on spacingly to threaded rod 21, prevents that threaded rod 21 from rotating by oneself.
A handle is rotatably connected to the upper surface of the turntable 22 to facilitate rotation of the turntable 22.
Equal first sealing washer of fixedly connected with in first mounting hole and the second mounting hole seals first mounting hole and second mounting hole.
Two sliders are symmetrically and fixedly connected to the hole wall of the second through hole, a sliding groove matched with the sliders is formed in the outer wall of the push pipe 4, and the push pipe 4 is prevented from rotating to enable the collecting bottle 11 to be located above the exhaust holes 9.
The hole walls of the first through hole and the second through hole are fixedly connected with second sealing rings to seal the first through hole and the second through hole.
The left end of the push pipe 4 is fixedly connected with a push block, so that the push pipe 4 is conveniently pushed.
In the invention, when sampling is carried out, the push block is pushed to drive the push pipe 4 to move, the push pipe 4 moves to drive the piston 5 to exit from the mounting groove, the prepolymer enters the push pipe 4 through the sampling hole 6 to move towards the exhaust hole 9, when the prepolymer reaches the collecting pipe 10, the prepolymer enters the collecting bottle 11 through the collecting pipe 10, the push block is loosened, the piston 5 seals the mounting groove again under the action of the compression spring 8 to finish sampling, the device can quickly finish sampling, the operation is very simple and convenient, when stirring, the motor 13 is electrified to drive the transmission rod 14 to rotate, the transmission rod 14 drives the first gear 15 to rotate, the first gear 15 drives the two second gears 17 to rotate, the second gear 17 drives the rotating rod 16 to rotate, the rotating rod 16 drives the stirring rod 18 to stir, and the stirring rod 18 carries out cross stirring, thereby effectively improving the stirring efficiency.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A polyurethane elastomer prepolymer synthesis device comprises a stirring tank (1), wherein a tank body (2) is sleeved outside the stirring tank (1), and the upper ends of the tank body (2) and the stirring tank (1) are provided with the same tank cover (3), and is characterized in that a mounting groove is formed in the inner wall of the stirring tank (1), a first through hole is formed in the bottom of the mounting groove, a second through hole corresponding to the first through hole is formed in the inner wall of the tank body (2), the first through hole and the second through hole are internally and movably sleeved with the same push pipe (4), the right end of the push pipe (4) is fixedly connected with a piston (5) positioned in the mounting groove, a sampling hole (6) is formed in the rod wall of the push pipe (4) close to one end of the piston (5), the left end of the push pipe (4) extends out of the second through hole, and a stop block (7) is fixedly connected to the rod wall of the middle part of, the device is characterized in that the same compression spring (8) is fixedly connected between the stop block (7) and the outer wall of the tank body (2), the compression spring (8) is movably sleeved outside the push pipe (4), the rod wall of the push pipe (4) close to the upper side of the left end is provided with an exhaust hole (9), the rod wall of the lower side of the push pipe (4) is fixedly communicated with a collecting pipe (10), the collecting pipe (10) is positioned on the right side of the exhaust hole (9), one end of the collecting pipe (10) is in threaded connection with a collecting bottle (11), the lower surface of the tank body (2) is fixedly connected with a base (12) through a plurality of same buffering devices, a stirring device is arranged on the tank cover (3), the hole wall of the second through hole is symmetrically and fixedly connected with two sliding blocks, the outer wall of the push pipe (4) is provided with a sliding groove matched with the sliding blocks, and the, the left end of the push pipe (4) is fixedly connected with a push block.
2. The polyurethane elastomer prepolymer synthesizer according to claim 1, the stirring device comprises a motor (13) fixedly arranged on the upper surface of the tank cover (3), a first mounting hole is arranged in the middle of the tank cover (3), a transmission rod (14) is rotatably sleeved in the first mounting hole, two ends of the transmission rod (14) extend out of the first mounting hole, the lower end of the transmission rod (14) is fixedly connected with a first gear (15), the upper end of the transmission rod (14) is fixedly welded with an output shaft of the motor (13), the upper surface of the tank cover (3) is symmetrically provided with two second mounting holes, a rotating rod (16) is rotatably sleeved in the second mounting hole through a bearing, a second gear (17) meshed with the first gear (15) is fixedly sleeved on the rod wall of the rotating rod (16), the rod wall of the rotating rod (16) is fixedly connected with a plurality of stirring rods (18).
3. The polyurethane elastomer prepolymer synthesis device according to claim 1, wherein a cover plate (19) is fixedly connected to the upper surface of the tank cover (3), a threaded hole (20) is formed in the upper surface of the cover plate (19), a threaded rod (21) is connected to the threaded hole (20) in an internal thread manner, the threaded hole (20) extends out of each of two ends of the threaded rod (21), the lower end of the threaded rod (21) is rotatably connected with the base (12) through a rotating bearing, and a rotary table (22) is fixedly connected to the upper end of the threaded rod (21).
4. The polyurethane elastomer prepolymer synthesis device according to claim 1, wherein the buffer device comprises a sleeve (23) fixedly connected to the upper surface of the bottom plate (12), a buffer rod (24) fixedly connected to the lower surface of the tank body (2) is movably sleeved in the sleeve (23), and the buffer rod (24) and the bottom of the sleeve (23) are fixedly connected with the same buffer spring (25).
5. The polyurethane elastomer prepolymer synthesizer of claim 3, wherein a limiting plate is fixedly connected to the rod wall of the threaded rod (21) near one end of the base (12), a plate hole is formed in the upper surface of the limiting plate, a bolt is movably sleeved in the plate hole, and a plurality of insertion holes matched with the bolt are formed in the upper surface of the base (12).
6. The device for synthesizing a polyurethane elastomer prepolymer according to claim 3, wherein a handle is rotatably connected to the upper surface of the turntable (22).
7. The polyurethane elastomer prepolymer synthesizer of claim 2, wherein the first and second mounting holes are both fixedly connected with first sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664313.5A CN108854907B (en) | 2018-06-25 | 2018-06-25 | Polyurethane elastomer prepolymer synthesizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664313.5A CN108854907B (en) | 2018-06-25 | 2018-06-25 | Polyurethane elastomer prepolymer synthesizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108854907A CN108854907A (en) | 2018-11-23 |
| CN108854907B true CN108854907B (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810664313.5A Active CN108854907B (en) | 2018-06-25 | 2018-06-25 | Polyurethane elastomer prepolymer synthesizer |
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| CN (1) | CN108854907B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112011841A (en) * | 2020-09-28 | 2020-12-01 | 诸暨清荣新材料有限公司 | Green and cyclic production system and preparation method of spandex filaments from spandex prepolymer waste liquid |
| CN114367263A (en) * | 2022-01-18 | 2022-04-19 | 镇江德昇新材料科技有限公司 | Waterborne polyurethane prepolymer synthesizer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204338045U (en) * | 2014-12-11 | 2015-05-20 | 田野创新股份有限公司 | A kind of juice production agitator tank |
| CN204973876U (en) * | 2015-07-27 | 2016-01-20 | 东莞市吉鑫高分子科技有限公司 | Polyurethane elastomer performed polymer synthesizer |
| CN206535488U (en) * | 2017-03-17 | 2017-10-03 | 佛山市博祺贸易有限公司 | A kind of attemperation apparatus for lubricating oil |
| CN107649088A (en) * | 2017-11-01 | 2018-02-02 | 金丽梅 | A kind of highly effective reaction kettle of convenient sampling |
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2018
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| CN108854907A (en) | 2018-11-23 |
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