CN215353463U

CN215353463U - Device for preparing epoxypropane by direct oxidation method

Info

Publication number: CN215353463U
Application number: CN202120014692.0U
Authority: CN
Inventors: 李敏昌
Original assignee: Heze Jufeng New Energy Co ltd
Current assignee: Heze Jufeng New Energy Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-12-31
Anticipated expiration: 2031-01-05

Abstract

The utility model relates to the technical field of propylene oxide preparation by oxidation, and discloses a device for preparing propylene oxide by direct oxidation, which comprises a propylene oxide placing container and a supporting base, wherein the bottom of the propylene oxide placing container is detachably provided with the supporting base, the top of the propylene oxide placing container is welded with a liquid injection port, the top of the liquid injection port is provided with mounting threads, a propylene oxide introducing port is designed into an s shape, so that the time of the process of pouring raw liquid into the container for conversion is increased, and the outer surface of the propylene oxide introducing port is provided with a heating block, so that the aim of improving the efficiency of oxidizing the propylene oxide is fulfilled, a fixing rod, a semicircular fixing clamp and a fixing block are integrated devices, a mounting hole is arranged at the tail part of the fixing rod, the fixing rod is fixed by a clamping block and a first nut, the first nut is adjusted, so that the angle of the fixing rod can be changed, and the conversion efficiency is highest when the angle is 90 degrees, and the propylene oxide placing and containing container can be disassembled, thereby achieving the aim of simple cleaning.

Description

Device for preparing epoxypropane by direct oxidation method

Technical Field

The utility model relates to the technical field of preparing epoxypropane by an oxidation method, in particular to a device for preparing epoxypropane by a direct oxidation method.

Background

Propylene oxide, also known as propylene oxide and methyl ethylene oxide, is a very important organic compound raw material, is second only to third-class propylene derivatives of polypropylene and acrylonitrile, is colorless ether-flavored liquid, is low in boiling point, inflammable and chiral, is generally a racemic mixture of two enantiomers in industrial products, and generally has the problem of low conversion efficiency in the conventional device for preparing propylene oxide by oxidation, so that a device for preparing propylene oxide by direct oxidation is specially provided.

The prior art has the following problems:

1. the existing device for preparing propylene oxide by an oxidation method generally has the problems of low conversion rate and low efficiency, thereby causing the problem of low practicability.

2. The existing device for preparing the propylene oxide by the oxidation method can not adjust the preparation speed and is difficult to clean after being used.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a device for preparing propylene oxide by a direct oxidation method, which has the advantages of high efficiency of preparing propylene oxide, adjustability, easy cleaning and the like, and solves the problems of low efficiency, non-adjustability and difficult cleaning of preparing propylene oxide.

(II) technical scheme

2. In order to realize the purpose of the device for preparing the propylene oxide by the direct oxidation method, the utility model provides the following technical scheme: the utility model provides a direct oxidation legal system epoxypropane device, includes that epoxypropane places the container, supports the base, the bottom demountable installation that the container was placed to epoxypropane has a support base, the top welded installation that the container was placed to epoxypropane has a notes liquid mouth, the top of annotating the liquid mouth has seted up the installation screw thread, the top demountable installation of installation screw thread has the container lid, the bottom welded installation of container lid has the handle, the inside closed screw thread that is located the container lid is seted up to the inside of handle, the first installing port of reaction tube that is located the container bottom is placed to epoxypropane is seted up to closed screw thread's bottom, the bottom demountable installation of the first installing port of reaction tube has the reaction tube, the first installing screw thread of reaction tube is seted up at the top of reaction tube, the epoxypropane introducing port has been seted up to the inside of the first installing screw thread of reaction tube, the joint groove that is located reaction tube outer surface is seted up to the surface of epoxypropane introducing port, a second reaction tube mounting thread located at the bottom of the reaction tube is formed in the bottom of the clamping groove, a heating block located in the reaction tube is fixedly mounted inside the second reaction tube mounting thread, a propylene oxide container located at the bottom of the reaction tube is detachably mounted at the bottom of the heating block, and a second reaction tube mounting port is formed in the top of the propylene oxide container;

the utility model discloses a support base, including support base, the top welding of bracing piece has the bracing piece, the top movable mounting of bracing piece has the telescopic link, the top welding of telescopic link has the joint piece, the surface demountable installation of joint piece has first nut, the inside demountable installation of first nut has the dead lever that is located the inside of joint piece, one side welding of dead lever has the semicircle fixation clamp, one side welded installation of semicircle fixation clamp has the fixed block, the surface demountable installation of fixed block has the second nut, the bottom fixed mounting of second nut has the battery that is located the support base top, the top movable mounting of battery has switch, one side fixed mounting of switch has the power cord.

Preferably, the propylene oxide containing container is in a capsule shape, the top of the propylene oxide containing container is provided with a liquid injection port, the mounting thread is matched with the closing thread inside the container cover, and the first mounting port of the reaction tube at the bottom of the propylene oxide containing container is matched with the first mounting thread of the reaction tube.

Preferably, the propylene oxide container is connected with the propylene oxide container through a reaction tube, and a second mounting hole of the reaction tube formed in the top of the propylene oxide container is matched with a second mounting thread of the reaction tube.

Preferably, a propylene oxide inlet is formed in the reaction tube, the propylene oxide inlet is S-shaped, a heating block is mounted on the outer surface of the propylene oxide inlet, and the heating block is connected with a power line.

Preferably, the fixing rod, the semicircular fixing clamps and the fixing block are integrated into a whole, and the diameters of the two semicircular fixing clamps are matched with the clamping groove.

Preferably, the clamping block is concave, a first nut is arranged at the top of the clamping block, and the fixing rod is provided with a corresponding mounting hole.

Compared with the prior art, the utility model provides a device for preparing epoxypropane by a direct oxidation method, which has the following beneficial effects:

1. the device for preparing the propylene oxide by the direct oxidation method achieves the aim of high efficiency of preparing the propylene oxide by installing devices such as a propylene oxide placing container, a reaction tube, a propylene oxide introducing port, a heating block and the like.

2. This direct oxidation legal system epoxypropane device, through the installation reaction tube, the joint groove, the dead lever, the joint piece, devices such as first nut, adjustable, easy clear purpose has been reached, the dead lever of this device, semicircle fixation clamp and fixed block device as an organic whole, and set up the mounting hole at the dead lever afterbody, it is fixed through joint piece and first nut, adjust first nut, can make the dead lever change angle, this device conversion efficiency is the highest when being 90, and the epoxypropane of this device is placed, it all can dismantle to hold the container, thereby make it reach clean simple purpose.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a propylene oxide holding and containing vessel according to the present invention;

FIG. 3 is a schematic view of a reaction tube structure according to the present invention;

fig. 4 is an enlarged view of the detail structure of the present invention.

Wherein: 1. a propylene oxide holding container; 101. a liquid injection port; 102. installing threads; 103. a container cover; 104. a handle; 105. closing the threads; 106. a first mounting port of the reaction tube; 107. a reaction tube; 108. a first mounting thread of the reaction tube; 109. an propylene oxide inlet; 110. a clamping groove; 111. a second mounting thread of the reaction tube; 112. a heating block; 113. a propylene oxide receiver; 114. a second mounting port of the reaction tube; 2. a support base; 201. a support bar; 202. a telescopic rod; 203. a clamping block; 204. a first nut; 205. fixing the rod; 206. a semicircular fixing clip; 207. a fixed block; 208. a second nut; 209. a storage battery; 210. a power switch; 211. a power line.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a device for preparing propylene oxide by direct oxidation method comprises a container 1 for placing propylene oxide and a supporting base 2, wherein the supporting base 2 is detachably mounted at the bottom of the container 1 for placing propylene oxide, a liquid injection port 101 is welded and mounted at the top of the container 1 for placing propylene oxide, a mounting thread 102 is formed at the top of the liquid injection port 101, a container cover 103 is detachably mounted at the top of the mounting thread 102, a handle 104 is welded and mounted at the bottom of the container cover 103, a closed thread 105 positioned inside the container cover 103 is formed inside the handle 104, a first mounting port 106 of a reaction tube positioned at the bottom of the container 1 for placing propylene oxide is formed at the bottom of the closed thread 105, a reaction tube 107 is detachably mounted at the bottom of the first mounting port 106 of the reaction tube, a first mounting thread 108 of the reaction tube is formed at the top of the reaction tube 107, a propylene oxide introducing port 109 is formed inside the first mounting thread 108 of the reaction tube, the outer surface of the propylene oxide introducing port 109 is provided with a clamping groove 110 positioned on the outer surface of the reaction tube 107, the bottom of the clamping groove 110 is provided with a second reaction tube mounting thread 111 positioned at the bottom of the reaction tube 107, a heating block 112 positioned inside the reaction tube 107 is fixedly mounted inside the second reaction tube mounting thread 111, the bottom of the heating block 112 is detachably mounted with a propylene oxide container 113 positioned at the bottom of the reaction tube 107, the top of the propylene oxide container 113 is provided with a second reaction tube mounting port 114, the propylene oxide container 1 is in a capsule shape, the top of the propylene oxide container 1 is provided with a liquid injection port 101, the mounting thread 102 is matched with a closed thread 105 inside the container cover 103, a first reaction tube mounting port 106 at the bottom of the propylene oxide container 1 is matched with a first reaction tube mounting thread 108, and the propylene oxide container 113 is connected with the propylene oxide container 1 through the reaction tube 107, a second reaction tube mounting port 114 formed at the top of the propylene oxide container 113 is matched with the second reaction tube mounting thread 111, a propylene oxide inlet 109 is formed in the reaction tube 107, the propylene oxide inlet 109 is S-shaped, a heating block 112 is mounted on the outer surface of the propylene oxide inlet 109, and the heating block 112 is connected with a power line 211;

the top of the supporting base 2 is welded with a supporting rod 201, the top of the supporting rod 201 is movably provided with an expansion rod 202, the top of the expansion rod 202 is welded with a clamping block 203, the outer surface of the clamping block 203 is detachably provided with a first nut 204, the inside of the first nut 204 is detachably provided with a fixed rod 205 positioned inside the clamping block 203, one side of the fixed rod 205 is welded with a semicircular fixed clamp 206, one side of the semicircular fixed clamp 206 is welded with a fixed block 207, the outer surface of the fixed block 207 is detachably provided with a second nut 208, the bottom of the second nut 208 is fixedly provided with a storage battery 209 positioned at the top of the supporting base 2, the top of the storage battery 209 is movably provided with a power switch 210, one side of the power switch 210 is fixedly provided with a power wire 211, the fixed rod 205, the semicircular fixed clamp 206 and the fixed block 207 are integrated devices, the two parts are provided, the diameters of the two semicircular fixed clamps 206 are matched with the clamping groove 110, the clamping block 203 is concave, a first nut 204 is arranged at the top of the clamping block, and a corresponding mounting hole is formed in the fixing rod 205.

When in use, the container 1 is placed to propylene oxide and is installed on the first mounting thread 108 of the reaction tube at the top of the reaction tube 107 through the first mounting hole 106 of the reaction tube at the bottom, the propylene oxide raw material is injected through the liquid injection hole 101, the container cover 103 is covered through the handle 104, the container 113 is installed on the second mounting thread 111 of the reaction tube at the bottom of the reaction tube 107 through the second mounting hole 114 of the reaction tube at the top, the semicircular fixing clamp 206 is fixed at the clamping groove 110 through the second nut 208, the fixing rod 205 is fixed inside the clamping block 203 through the first nut 204, and the power switch 210 is started, so that the device can perform oxidation work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device for preparing epoxypropane by direct oxidation, includes that epoxypropane places container (1), supports base (2), its characterized in that: the bottom demountable installation that the container (1) was placed to propylene oxide has support base (2), the top welded installation that the container (1) was placed to propylene oxide has notes liquid mouth (101), annotate the top of liquid mouth (101) and seted up installation screw thread (102), the top demountable installation of installation screw thread (102) has container lid (103), the bottom welded installation of container lid (103) has handle (104), the inside of handle (104) is seted up and is located the closed screw thread (105) of container lid (103) inside, the first installing port of reaction tube (106) that is located the container (1) bottom is placed to propylene oxide is seted up to the bottom of closed screw thread (105), the first installing thread of reaction tube (108) is seted up to the bottom demountable installation of the first installing port of reaction tube (106), the first installing thread of reaction tube (108) is seted up at the top of reaction tube (107), a propylene oxide inlet (109) is formed in the first mounting thread (108) of the reaction tube, a clamping groove (110) located on the outer surface of the reaction tube (107) is formed in the outer surface of the propylene oxide inlet (109), a second mounting thread (111) of the reaction tube located at the bottom of the reaction tube (107) is formed in the bottom of the clamping groove (110), a heating block (112) located in the reaction tube (107) is fixedly mounted in the second mounting thread (111) of the reaction tube, a propylene oxide container (113) located at the bottom of the reaction tube (107) is detachably mounted at the bottom of the heating block (112), and a second mounting port (114) of the reaction tube is formed in the top of the propylene oxide container (113);

the top welded mounting who supports base (2) has bracing piece (201), the top movable mounting of bracing piece (201) has telescopic link (202), the top welded mounting of telescopic link (202) has joint piece (203), the surface demountable installation of joint piece (203) has first nut (204), the inside demountable installation of first nut (204) has dead lever (205) that is located joint piece (203) inside, one side welded mounting of dead lever (205) has semicircle fixation clamp (206), one side welded mounting of semicircle fixation clamp (206) has fixed block (207), the surface demountable installation of fixed block (207) has second nut (208), the bottom fixed mounting of second nut (208) has battery (209) that is located the top of supporting base (2), the top movable mounting of battery (209) has switch (210), and a power line (211) is fixedly arranged on one side of the power switch (210).

2. The apparatus for producing propylene oxide by a direct oxidation process according to claim 1, wherein: the propylene oxide containing container (1) is in a capsule shape, the top of the propylene oxide containing container is provided with a liquid injection port (101), an installation thread (102) is matched with a closed thread (105) in a container cover (103), and a first reaction tube installation port (106) at the bottom of the propylene oxide containing container (1) is matched with a first reaction tube installation thread (108).

3. The apparatus for producing propylene oxide by a direct oxidation process according to claim 1, wherein: the propylene oxide container (113) is connected with the propylene oxide placing container (1) through a reaction tube (107), and a second reaction tube mounting hole (114) formed in the top of the propylene oxide container (113) is matched with a second reaction tube mounting thread (111).

4. The apparatus for producing propylene oxide by a direct oxidation process according to claim 1, wherein: the reaction tube (107) is internally provided with a propylene oxide inlet (109), the propylene oxide inlet (109) is S-shaped, the outer surface of the reaction tube is provided with a heating block (112), and the heating block (112) is connected with a power line (211).

5. The apparatus for producing propylene oxide by a direct oxidation process according to claim 1, wherein: the fixing rod (205), the semicircular fixing clamps (206) and the fixing block (207) are integrated into a whole, and the diameters of the two semicircular fixing clamps (206) are matched with the clamping groove (110).

6. The apparatus for producing propylene oxide by a direct oxidation process according to claim 1, wherein: the clamping block (203) is concave, a first nut (204) is arranged at the top of the clamping block, and a corresponding mounting hole is formed in the fixing rod (205).