CN214735484U

CN214735484U - Device for producing 3-isocyanate propyl trimethoxy silane

Info

Publication number: CN214735484U
Application number: CN202120910301.3U
Authority: CN
Inventors: 姜小俊; 丁桂清
Original assignee: Huai'an Hong Tu New Materials Co ltd
Current assignee: Huai'an Hong Tu New Materials Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-16
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a device for producing 3-isocyanate propyl trimethoxy silane, which comprises a base, wherein a distillation flask is vertically and fixedly arranged on the middle part of the bottom surface in the base and one side of the middle part, a storage flask is vertically and fixedly arranged on the other side of the middle part of the bottom surface in the base, a water tank is transversely and fixedly connected to the top end of the base, a power assembly is arranged on the top surface of the water tank, a stirring assembly is arranged on the middle part in the water tank, condensing assemblies are arranged on two sides in the water tank, a protective shell is transversely and fixedly connected to the top surface of the water tank, a transverse plate is transversely and fixedly connected to the middle part in the protective shell, and a cooling pipe is vertically arranged on the rear end surface of the transverse plate; the power assembly and the stirring assembly are matched for use, so that the temperature uniformity of cooling liquid in the water tank is improved conveniently and effectively; by using the cooling assembly, the contact area between the 3-isocyanate propyl trimethoxy silane and the cooling pipe is conveniently and effectively increased, the condensation effect is conveniently and effectively increased, and the concentration of the 3-isocyanate propyl trimethoxy silane is conveniently and effectively increased.

Description

Device for producing 3-isocyanate propyl trimethoxy silane

Technical Field

The utility model relates to a technical field of apparatus for producing especially relates to a device for producing 3-isocyanate group propyl trimethoxy silane.

Background

3-isocyanate propyl trimethoxy silane is a colored liquid and has an important role in chemical production, and 3-isocyanate propyl trimethoxy silane is a silane coupling agent containing isocyanate active groups, has the function of promoting the bonding property between inorganic materials and organic materials, is widely used for high-grade polyurethane sealant and modified polyurethane resin, and can also be used as a tackifier of room-temperature vulcanized silicone rubber, a component of varnish resin and the like.

The 3-isocyanatopropyl trimethoxy silane produced by the existing production device has low concentration, the low-concentration 3-isocyanatopropyl trimethoxy silane has poor use effect, and the existing purification device has a straight tubular condensation pipe with poor condensation effect, so that 3-isocyanatopropyl trimethoxy silane is not convenient to purify to high concentration; therefore, the above problems need to be solved and optimized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect of poor practicability in the prior art and providing a device for producing 3-isocyanate propyl trimethoxy silane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a device for producing isocyanate propyl trimethoxy silane comprises a base, a distillation flask is vertically and fixedly installed on the middle portion and one side of the middle portion of the bottom surface in the base, a containing bottle is vertically and fixedly installed on the other side of the middle portion of the bottom surface in the base, a water tank is transversely and fixedly connected to the top end of the base, a power assembly is arranged on the top surface of the water tank, a stirring assembly is arranged in the middle of the water tank, condensing assemblies are arranged on two sides of the water tank, a protective shell is transversely and fixedly connected to the top surface of the water tank, a transverse plate is transversely and fixedly connected to the middle of the protective shell, a cooling pipe is vertically installed on the rear end face of the transverse plate, one end of the cooling pipe penetrates into the water tank, an installation seat is vertically and fixedly connected to the middle of the top surface of the transverse plate, a longitudinal connecting shaft is rotatably connected to the middle of the front end face of the installation seat through a first bearing, and a fan blade is coaxially and fixedly installed at the rear end of the connecting shaft, the coaxial rigid coupling in front end of connecting axle has cooling bevel gear, cooling bevel gear meshing transmission has passive bevel gear, the coaxial rigid coupling of passive bevel gear has vertical axis of rotation, the axis of rotation passes through the second bearing and is connected with the diaphragm rotation, the axis of rotation passes through the third bearing and is connected with the top surface rotation of water tank.

Preferably, the power assembly comprises a water pumping pipe, a motor, a driving shaft, a water pumping shaft, a water pump, rotating frames, a transmission bevel gear and a stirring bevel gear, the middle part of the rotating shaft is coaxially and fixedly connected with the stirring bevel gear, the two sides of the stirring bevel gear are respectively engaged with the transmission bevel gear, the transmission bevel gear on one side of the stirring bevel gear is coaxially and fixedly connected with the water pumping shaft, the transmission bevel gear on the other side of the stirring bevel gear is coaxially and fixedly connected with the driving shaft, the middle parts of the driving shaft and the water pumping shaft are respectively and rotatably connected with a vertical rotating frame through a third bearing, each rotating frame is fixedly connected with the top surface outside the water tank, one sides of the middle parts of the driving shaft and the water pumping shaft are respectively and fixedly connected with an eccentric wheel, one end of the outer side of the water pumping shaft is coaxially and fixedly connected with an input shaft of the water pump, the water pump is fixedly connected with one side of the top surface of the water tank, and a water pumping pipe penetrating through the top surface of the water tank is fixedly communicated with an input hole of the water pump, the output hole of water pump and the other end of cooling tube are fixed the intercommunication, the coaxial rigid coupling of outside one end of driving shaft has the motor, the horizontal rigid coupling of motor is at the opposite side of water tank top surface.

Preferably, the stirring assembly comprises a moving rod, a moving disc, a ring frame, a swinging seat, power rods, stirring rods, a reset disc, a fixed ring and a spring, wherein the bottom end of the rotating shaft is coaxially and fixedly connected with the fixed ring, the top surface of the fixed ring is matched with the vertical spring of the rotating shaft, the top surface of the spring is transversely provided with the reset disc, the middle part of the reset disc is matched with the rotating shaft and is provided with a movable hole, the two sides of the top surface of the reset disc are vertically and fixedly connected with the power rods, each power rod is rotationally connected with the stirring rods provided with the movable holes at equal intervals, one end of the inner side of each stirring rod is rotationally connected with the swinging seat at equal intervals, the swinging seat is fixedly sleeved at the lower part of the rotating shaft at equal intervals, the top end of each power rod is transversely and fixedly connected with the moving disc, the middle part of the moving disc is matched with the rotating shaft and is provided with the movable holes, the excircle of the moving disc is rotationally connected with the ring frame through a fourth bearing, the equal vertical rigid coupling in top surface both sides of ring frame has the carriage release lever, the top surface cooperation carriage release lever of water tank has seted up the slip hole, every the top of carriage release lever all cooperates with the eccentric wheel.

Preferably, the condensing assembly includes a second connection pipe, a first spiral pipe and a second spiral pipe, the outer side of the top surface of the distillation flask on one side in the base is fixedly communicated with a feed pipe which penetrates through one side surface of the base, a first connecting pipe which penetrates through the bottom surface of the water tank is fixedly communicated with the inner side of the top surface of the distillation flask on one side in the base, the top end of the first connecting pipe is fixedly communicated with a vertical first spiral pipe, the first spiral pipe penetrates through the bottom surface of the water tank and is fixedly communicated with a distillation flask in the middle of the inside of the base, a second connecting pipe which penetrates through the bottom surface of the water tank is vertically and fixedly communicated with the distillation flask in the middle of the base, the top end of the second connecting pipe is fixedly communicated with a vertical second spiral pipe, the second spiral pipe penetrates through the bottom surface of the water tank and is fixedly communicated with the containing bottle, and an exhaust valve is fixedly communicated with the outer side of the top surface of the containing bottle.

Preferably, the middle part of the bottom surface of each distillation flask is fixedly communicated with a discharge valve penetrating through the base, the upper part of one side surface of the water tank is fixedly communicated with a water inlet pipe, the water inlet pipe is fixedly communicated with an external water source, and the lower part of the other side surface of the water tank is fixedly communicated with a discharge valve.

Preferably, every the distillation flask body has set gradually insulating layer, zone of heating and heat-conducting layer by outer to interior, evenly be equipped with the heater strip in the heat-conducting layer, every top in the distillation flask all is provided with temperature sensor.

Preferably, the first connecting pipe and the second connecting pipe are both made of heat-insulating materials, and the first spiral pipe and the second spiral pipe are both made of heat-conducting materials.

Compared with the prior art, the beneficial effects of the utility model are that: in the utility model, the water-saving device is provided with a water-saving valve,

1. the power assembly and the stirring assembly are matched for use, so that the temperature uniformity of cooling liquid in the water tank is improved conveniently and effectively; by using the cooling assembly, the contact area of the 3-isocyanate propyl trimethoxy silane and the cooling pipe is conveniently and effectively increased, the condensation effect is conveniently and effectively increased, and the concentration of the 3-isocyanate propyl trimethoxy silane is conveniently and effectively increased;

2. the fan blades and the cooling pipe are matched for use, so that the temperature of cooling liquid in the water tank is effectively reduced, and the cooling efficiency is effectively improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation of the invention. In the drawings:

fig. 1 is a schematic view of a front view cross-sectional structure provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic sectional view of a distillation flask according to the present invention.

Number in the figure: 1. a base; 2. a water tank; 3. a protective shell; 4. a distillation flask; 5. a storage bottle; 6. a second connecting pipe; 7. a first connecting pipe; 8. a first spiral pipe; 9. a second spiral pipe; 10. a water pumping pipe; 11. a rotating shaft; 12. a motor; 13. a drive shaft; 14. a water pumping shaft; 15. a water pump; 16. a transverse plate; 17. a cooling tube; 18. a fan blade; 19. a mounting seat; 20. cooling the bevel gear; 21. a driven bevel gear; 22. a rotating frame; 23. a drive bevel gear; 24. stirring a bevel gear; 25. an eccentric wheel; 26. a travel bar; 27. moving the disc; 28. a circular ring frame; 29. a swing seat; 30. a power rod; 31. a stirring rod; 32. resetting the disc; 33. fixing the circular ring; 34. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example (b): referring to fig. 1-3, in the present invention

A device for producing 3-isocyanate propyl trimethoxy silane comprises a base 1, a distillation flask 4 is vertically and fixedly installed on the middle portion and one side of the middle portion of the bottom surface in the base 1, a containing flask 5 is vertically and fixedly installed on the other side of the middle portion of the bottom surface in the base 1, a water tank 2 is transversely and fixedly connected to the top end of the base 1, a power assembly is arranged on the top surface of the water tank 2, a stirring assembly is arranged in the middle portion of the water tank 2, condensing assemblies are arranged on two sides in the water tank 2, a protective shell 3 is transversely and fixedly connected to the top surface of the water tank 2, a transverse plate 16 is transversely and fixedly connected to the middle portion in the protective shell 3, a cooling pipe 17 is vertically installed on the rear end face of the transverse plate 16, one end of the cooling pipe 17 penetrates into the water tank 2, an installation seat 19 is vertically and fixedly connected to the middle portion of the top surface of the transverse plate 16, a longitudinal connecting shaft is rotatably connected through a first bearing, a fan blade 18 is coaxially and fixedly installed at the rear end of the connecting shaft, the front end of the connecting shaft is coaxially and fixedly connected with a cooling bevel gear 20, the cooling bevel gear 20 is meshed with a driven bevel gear 21 in a transmission mode, the driven bevel gear 21 is coaxially and fixedly connected with a vertical rotating shaft 11, the rotating shaft 11 is rotatably connected with the transverse plate 16 through a second bearing, and the rotating shaft 11 is rotatably connected with the top surface of the water tank 2 through a third bearing.

In the utility model, the power assembly comprises a water pumping pipe 10, a motor 12, a driving shaft 13, a water pumping shaft 14, a water pump 15, a rotating frame 22, a driving bevel gear 23 and a stirring bevel gear 24, the middle part of the rotating shaft 11 is coaxially and fixedly connected with the stirring bevel gear 24, both sides of the stirring bevel gear 24 are all engaged with the driving bevel gear 23, the driving bevel gear 23 on one side of the stirring bevel gear 24 is coaxially and fixedly connected with the water pumping shaft 14, the driving shaft 13 is coaxially and fixedly connected with the driving bevel gear 23 on the other side of the stirring bevel gear 24, the middle parts of the driving shaft 13 and the water pumping shaft 14 are both rotatably connected with the vertical rotating frame 22 through a third bearing, each rotating frame 22 is fixedly connected with the top surface outside the water tank 2, one side of the middle parts of the driving shaft 13 and the water pumping shaft 14 is fixedly connected with an eccentric wheel 25, the outer side end of the water pumping shaft 14 is coaxially and fixedly connected with an input shaft of the water pump 15, the water pump 15 is fixedly connected with one side of the top surface of the water tank 2, the input hole of the water pump 15 is fixedly communicated with a water pumping pipe 10 penetrating through the top surface of the water tank 2, the output hole of the water pump 15 is fixedly communicated with the other end of the cooling pipe 17, one end of the outer side of the driving shaft 13 is coaxially and fixedly connected with a motor 12, and the motor 12 is transversely and fixedly connected to the other side of the top surface of the water tank 2.

In the utility model, the stirring component comprises a moving rod 26, a moving disc 27, a ring frame 28, a swinging seat 29, power rods 30, stirring rods 31, a reset disc 32, a fixed ring 33 and springs 34, the bottom end of the rotating shaft 11 is coaxially and fixedly connected with the fixed ring 33, the top surface of the fixed ring 33 is matched with the rotating shaft 11 and is vertically provided with the springs 34, the top surface of the springs 34 is transversely provided with the reset disc 32, the middle part of the reset disc 32 is matched with the rotating shaft 11 and is provided with a movable hole, the two sides of the top surface of the reset disc 32 are vertically and fixedly connected with the power rods 30, each power rod 30 is rotatably connected with the stirring rod 31 provided with the movable hole at equal distance, one end of the inner side of each stirring rod 31 is rotatably connected with the swinging seat 29, the swinging seat 29 is fixedly sleeved at the lower part of the rotating shaft 11 at equal distance, the top end of the power rod 30 is transversely and fixedly connected with the moving disc 27, the middle part of the moving disc 27 is matched with the rotating shaft 11 and is provided with the movable hole, the excircle of removal disc 27 rotates through the fourth bearing and is connected with ring frame 28, and the equal vertical rigid coupling in top surface both sides of ring frame 28 has carriage release lever 26, and the sliding hole has been seted up to the top surface cooperation carriage release lever 26 of water tank 2, and the top of every carriage release lever 26 all cooperates with eccentric wheel 25.

In the utility model, the condensing component comprises a second connecting pipe 6 and a first connecting pipe 7, first spiral pipe 8 and second spiral pipe 9, the fixed intercommunication in the top surface outside of the retort 4 of one side has the inlet pipe in the base 1, the inlet pipe runs through base 1's a side, the fixed intercommunication in the top surface inboard of the retort 4 of one side has first connecting pipe 7 that runs through the 2 bottom surfaces of water tank in the base 1, the fixed intercommunication in top of first connecting pipe 7 has vertical first spiral pipe 8, first spiral pipe 8 run through the bottom surface of water tank 2 and with the fixed intercommunication of retort 4 of base 1 interior middle part, the vertical fixed intercommunication of retort 4 at middle part has the second connecting pipe 6 that runs through the 2 bottom surfaces of water tank in the base 1, the fixed intercommunication in top of second connecting pipe 6 has vertical second spiral pipe 9, second spiral pipe 9 runs through the bottom surface of water tank 2 and with accomodate bottle 5 fixed intercommunication, the fixed intercommunication in the top surface outside of accomodating bottle 5 has discharge valve.

The utility model discloses in, the bottom surface middle part of every retort 4 all is fixed the intercommunication has the baiting valve that runs through base 1, and the fixed intercommunication in a side upper portion of water tank 2 has the inlet tube, and the inlet tube communicates with the fixed intercommunication in outside water source, and the fixed intercommunication in another side lower part of water tank 2 has the valve that drains.

The utility model discloses in, every retort 4 body has evenly been equipped with the heater strip by having set gradually insulating layer, zone of heating and heat-conducting layer in to outward, heat-conducting layer in, and the top in every retort 4 all is provided with temperature sensor.

The utility model discloses in, first connecting pipe 6 and second connecting pipe 7 are thermal-insulated material, and first spiral pipe 8 and second spiral pipe 9 are heat conduction material.

The working principle is as follows: when the utility model is used, the electric machine 12 and the heating wires in the distillation flask 4 are respectively electrically connected with the relay by wires, the relay is electrically connected with the output end of the processor, the temperature sensor is electrically connected with the input end of the processor, and a certain amount of cooling liquid is added into the water tank 2 through the water inlet pipe; the processor sends a signal to the relay to start the motor 12, the heating wire and the temperature sensor are electrified, the rotation of the motor shaft of the motor 12 drives the driving shaft 13 and the transmission bevel gear 23 on one side of the stirring bevel gear 24 to rotate, so as to drive the stirring bevel gear 24 and the rotating shaft 11 to rotate, further drive the transmission bevel gear 23 on the other side of the stirring bevel gear 24 and the water pumping shaft 14 to rotate, the rotation of the water pumping shaft 14 drives the water pump 15 to pump water in the water tank 2 into the water pumping pipe 10 and discharge the water to the cooling pipe 17, and finally the water flows back to the water tank 2; the driven bevel gear 21 and the swinging seat 29 are driven to rotate by the rotation of the rotating shaft 11, and the cooling bevel gear 20 and the connecting shaft are driven to rotate by the rotation of the driven bevel gear 21, so that the fan blade 18 is driven to rotate, and the cooling pipe 17 and the cooling liquid in the cooling pipe 17 are cooled; the rotation of the stirring rod 31 is driven by the rotation of the swing seat 29, the rotation of the eccentric wheels 25 on both sides of the rotating shaft 11 is driven by the rotation of the driving shaft 13 and the water pumping shaft 14, the moving rod 26 is pushed downwards in a reciprocating manner by the rotation of the eccentric wheels 25, the rotating stirring rod 31 is driven to swing downwards by the power rod 30, the moving rod 26 is pushed to be always in close contact with the eccentric wheels 25 by the spring 34, and the stirring rod 31 is driven to swing upwards and downwards by the cooperation of the spring 34 and the eccentric wheels 25.

Quantitative 3-isocyanate propyl trimethoxy silane is added into the distillation flask 4 on one side in the base 1 through the feeding pipe, a temperature value signal in the distillation flask 4 is sent to the processor through the temperature sensor, signals are sent to the relay through the processor to respectively control the power-on and power-off of the heating wires in the two distillation flasks 4, so that the temperatures in the two distillation flasks 4 are respectively controlled in a designated interval, gas distilled out of the distillation flask 4 on one side in the base 1 enters the first spiral pipe 8 through the first connecting pipe 7, the gas is condensed and is discharged into the distillation flask 4 in the middle of the base 1 through the first spiral pipe 8, the gas distilled out of the distillation flask 4 in the middle of the base 1 is discharged into the second spiral pipe 9 through the second connecting pipe 6, and the condensed liquid flows into the containing flask 5 along the second spiral pipe 9; after distillation condensation is finished, the processor sends a signal to the relay to close the motor 12 and cut off the energization of the heating wires, the discharge valves are opened respectively, corresponding liquid in the distillation flask 4 and the storage bottle 5 is placed into a specified container, when the two eccentric wheels 25 are installed and used actually, protruding points of the two eccentric wheels 25 are required to be in contact with the tops of the two moving rods 26 respectively, and then the left end and the right end of the circular ring frame 28 are uniformly stressed simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An apparatus for producing 3-isocyanatopropyltrimethoxysilane, comprising a base (1), characterized in that: comprises a distillation flask (4) vertically and fixedly arranged at the middle part of the bottom surface in a base (1) and at one side of the middle part, a containing bottle (5) vertically and fixedly arranged at the other side of the middle part of the bottom surface in the base (1), a water tank (2) transversely and fixedly connected with the top end of the base (1), a power assembly arranged at the top surface of the water tank (2), a stirring assembly arranged at the middle part in the water tank (2), condensing assemblies arranged at two sides in the water tank (2), a protective shell (3) transversely and fixedly connected with the top surface of the water tank (2), a transverse plate (16) transversely and fixedly connected with the middle part in the protective shell (3), a cooling pipe (17) vertically arranged at the rear end surface of the transverse plate (16), one end of the cooling pipe (17) penetrates into the water tank (2), a mounting seat (19) vertically and a first bearing rotatably connected with the middle part of the front end surface of the mounting seat (19), the coaxial fixed mounting in rear end of connecting axle has fan leaf (18), the coaxial rigid coupling in front end of connecting axle has cooling bevel gear (20), cooling bevel gear (20) meshing transmission has passive bevel gear (21), the coaxial rigid coupling of passive bevel gear (21) has vertical axis of rotation (11), axis of rotation (11) are connected through second bearing and diaphragm (16) rotation, axis of rotation (11) are connected through the top surface rotation of third bearing and water tank (2).

2. An apparatus for producing 3-isocyanatopropyltrimethoxysilane according to claim 1, wherein: the power assembly comprises a water pumping pipe (10), a motor (12), a driving shaft (13), a water pumping shaft (14), a water pump (15), a rotating frame (22), a transmission bevel gear (23) and a stirring bevel gear (24), wherein the middle part of the rotating shaft (11) is coaxially and fixedly connected with the stirring bevel gear (24), two sides of the stirring bevel gear (24) are respectively meshed and driven with the transmission bevel gear (23), the transmission bevel gear (23) on one side of the stirring bevel gear (24) is coaxially and fixedly connected with the water pumping shaft (14), the transmission bevel gear (23) on the other side of the stirring bevel gear (24) is coaxially and fixedly connected with the driving shaft (13), the middle parts of the driving shaft (13) and the water pumping shaft (14) are respectively and rotatably connected with a vertical rotating frame (22) through a third bearing, each rotating frame (22) is fixedly connected with the top surface outside the water tank (2), and eccentric wheels (25) are respectively and fixedly connected with one sides of the middle parts of the driving shaft (13) and the water pumping shaft (14), the coaxial rigid coupling in outside one end of water pumping shaft (14) has the input shaft of water pump (15), water pump (15) rigid coupling is in top surface one side of water tank (2), the fixed intercommunication in input hole of water pump (15) has drinking-water pipe (10) that runs through water tank (2) top surface, the delivery port of water pump (15) and the fixed intercommunication in the other end of cooling tube (17), the coaxial rigid coupling in outside one end of driving shaft (13) has motor (12), the horizontal rigid coupling of motor (12) is at the opposite side of water tank (2) top surface.

3. An apparatus for producing 3-isocyanatopropyltrimethoxysilane according to claim 2, wherein: the stirring assembly comprises a moving rod (26), a moving disc (27), a ring frame (28), a swinging seat (29), power rods (30), stirring rods (31), a reset disc (32), a fixed ring (33) and springs (34), wherein the fixed ring (33) is fixedly connected to the bottom end of the rotating shaft (11) in a coaxial mode, the springs (34) are vertically arranged on the top surface of the fixed ring (33) in a matched mode with the rotating shaft (11), the reset disc (32) is transversely arranged on the top surface of the springs (34), movable holes are formed in the middle of the reset disc (32) in a matched mode with the rotating shaft (11), the power rods (30) are vertically fixedly connected to two sides of the top surface of the reset disc (32), each power rod (30) is rotationally connected with the stirring rod (31) with the movable holes in an equal distance mode, and one end of the inner side of each stirring rod (31) is rotationally connected with the swinging seat (29), swing seat (29) equidistance is fixed to be established in the lower part of axis of rotation (11), the horizontal rigid coupling in top of power rod (30) has removal disc (27), the activity hole has been seted up in middle part cooperation axis of rotation (11) of removal disc (27), the excircle of removing disc (27) is rotated through the fourth bearing and is connected with link frame (28), the equal vertical rigid coupling in top surface both sides of link frame (28) has carriage release lever (26), the slip hole has been seted up in top surface cooperation carriage release lever (26) of water tank (2), every the top of carriage release lever (26) all cooperates with eccentric wheel (25).

4. An apparatus for producing 3-isocyanatopropyltrimethoxysilane according to claim 3, wherein: the condensation component comprises a second connecting pipe (6), a first connecting pipe (7), a first spiral pipe (8) and a second spiral pipe (9), the outer side of the top surface of the distillation flask (4) on one side in the base (1) is fixedly communicated with a feeding pipe, the feeding pipe penetrates through a side surface of the base (1), the inner side of the top surface of the distillation flask (4) on one side in the base (1) is fixedly communicated with the first connecting pipe (7) penetrating through the bottom surface of the water tank (2), the top end of the first connecting pipe (7) is fixedly communicated with the vertical first spiral pipe (8), the first spiral pipe (8) penetrates through the bottom surface of the water tank (2) and is fixedly communicated with the distillation flask (4) on the middle part in the base (1), the vertical fixed communication of the distillation flask (4) on the middle part in the base (1) is communicated with the second connecting pipe (6) penetrating through the bottom surface of the water tank (2), the top end of the second connecting pipe (6) is fixedly communicated with the vertical second spiral pipe (9), the second spiral pipe (9) penetrates through the bottom surface of the water tank (2) and is fixedly communicated with the containing bottle (5), and an exhaust valve is fixedly communicated with the outer side of the top surface of the containing bottle (5).

5. An apparatus for producing 3-isocyanatopropyltrimethoxysilane according to claim 4, wherein: the middle of the bottom surface of each distillation flask (4) is fixedly communicated with a discharge valve penetrating through the base (1), the upper part of one side surface of the water tank (2) is fixedly communicated with a water inlet pipe, the water inlet pipe is fixedly communicated with an external water source, and the lower part of the other side surface of the water tank (2) is fixedly communicated with a discharge valve.

6. An apparatus for producing 3-isocyanatopropyltrimethoxysilane according to claim 5, wherein: every distillation flask (4) body has set gradually insulating layer, zone of heating and heat-conducting layer by outer to interior, evenly be equipped with the heater strip in the heat-conducting layer, every top in distillation flask (4) all is provided with temperature sensor.

7. An apparatus for producing 3-isocyanatopropyltrimethoxysilane according to claim 6, wherein: first connecting pipe (7) and second connecting pipe (6) are thermal-insulated material, first spiral pipe (8) and second spiral pipe (9) are heat conduction material.