CN210125391U

CN210125391U - Production equipment of polyester polyol

Info

Publication number: CN210125391U
Application number: CN201920943229.7U
Authority: CN
Inventors: 孙继锟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-03-06
Anticipated expiration: 2029-06-21

Abstract

The utility model provides a polyester polyol production equipment. The production equipment of the polyester polyol comprises a reaction tank; the retort upper surface is stamped the apron, surface mounting has rotatory piece under the apron, surface mounting has the net section of thick bamboo that a plurality of annular set up under the rotatory piece, the inside packing of net section of thick bamboo has the catalyst granule, rotatory piece lower surface is equipped with the recess with net section of thick bamboo assorted, the inside wall of recess is equipped with the draw-in groove that two symmetries set up, the inside U-shaped kelly that is equipped with two symmetries and sets up of net section of thick bamboo opening, two U-shaped kellies pass through a plurality of spring coupling, U-shaped kelly both ends run through net section of thick bamboo side and with the inside sliding connection in net section of thick bamboo side, the inside at the draw-in groove is run through to the one end of U. The utility model provides a polyester polyol's production facility has the advantage that facilitates for changing or shifting out the catalyst, the relative labour saving and time saving of operation process.

Description

Production equipment of polyester polyol

Technical Field

The utility model relates to a polyester polyol's production technical field especially relates to a polyester polyol's production facility.

Background

Polyester polyols, organic, are generally prepared by the condensation (or transesterification) of organic dicarboxylic acids (anhydrides or esters) with polyhydric alcohols (including diols) or by the polymerization of lactones with polyhydric alcohols. The dibasic acid may be phthalic acid, phthalic anhydride or its ester, adipic acid, halogenated phthalic acid, etc. The polyhydric alcohol may be ethylene glycol, propylene glycol, diethylene glycol, trimethylolpropane, pentaerythritol, etc. Because polyester polyols of different varieties have different properties due to different varieties or different preparation processes, several important indexes for the polyester polyols are hydroxyl value, acid value, moisture, viscosity, molecular weight, density, chroma and the like. The polyester polyol has the characteristics and the application that the polyester polyurethane contains more ester groups, amino groups and other polar groups in molecules, has strong cohesive strength and adhesive force, and has higher strength and wear resistance.

The existing polyester polyol production is characterized in that a sample is put into a reaction tank for reaction, the granular catalyst cannot react completely under the condition of putting into the granular catalyst, the granular catalyst can be accumulated at the bottom of the reaction tank, normal discharging is influenced, the granular catalyst needs to be salvaged and replaced in the next reaction, and the manual salvage operation is complex.

Therefore, there is a need to provide a new polyester polyol production apparatus to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a dismantle or organize through U-shaped kelly and spring joint mode, for changing or shifting out the catalyst and facilitate, the relative labour saving and time saving's of operation polyester polyol production facility.

In order to solve the above technical problem, the utility model provides a polyester polyol's production facility includes: a reaction tank; the retort upper surface is stamped the apron, surface mounting has rotatory piece under the apron, surface mounting has the net section of thick bamboo that a plurality of annular set up under the rotatory piece, the inside packing of net section of thick bamboo has the catalyst granule, rotatory piece lower surface be equipped with net section of thick bamboo assorted recess, the inside wall of recess is equipped with the draw-in groove that two symmetries set up, the inside U-shaped kelly that is equipped with two symmetries and sets up of net section of thick bamboo opening, two U-shaped kellies pass through a plurality of spring coupling, U-shaped kelly both ends run through net section of thick bamboo side and with the inside sliding connection in net section of thick bamboo side, the inside at the draw-in groove is run through to the one end of U-shaped kelly, U-shaped kelly one end extends to outside the net section of thick bamboo outside face, the apron surface connection has feed hopper and the L shape blast pipe that the symmetry set.

Preferably, the motor is installed at the center of the upper surface of the cover plate, and the output end of the motor penetrates through the cover plate and is connected with the rotating block.

Preferably, the bottom is connected with the bearing in the retort, and the inside of bearing is connected with the carousel through the rotation of rotation axis, and the carousel upper surface is equipped with the cross recess, and cross recess inside is equipped with assorted cross bar, and cross bar central point puts through montant and rotatory piece lower surface central point and puts and be connected.

Preferably, the rotating block is in a shape of a circular truncated cone.

Preferably, the outer surface of the cover plate is sleeved with a rubber sealing gasket, and the top of the feeding funnel is covered with a dust-proof plate.

Compared with the prior art, the utility model provides a polyester polyol's production facility has following beneficial effect:

the utility model provides a polyester polyol's production facility, surface mounting has the net section of thick bamboo that a plurality of annular distributes under the rotatory piece through the apron below, can let the catalyst granule place at the inside catalytic reaction that carries out of net section of thick bamboo, after the reaction, still stop inside net section of thick bamboo for the complete reaction catalyst granule, rethread U-shaped kelly and spring joint mode are dismantled or are organized, for changing or shifting out the catalyst and facilitate, the relative labour saving and time saving of operation process, and the discharge gate is not piling up the catalyst granule, can let the normal circulation of ejection of compact.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the production equipment of polyester polyol provided by the present invention;

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

fig. 3 is a schematic top view of the turntable and cross bar shown in fig. 1.

Reference numbers in the figures: 1. the device comprises a reaction tank, 2, a mesh drum, 3, catalyst particles, 4, a cover plate, 5, a feeding funnel, 6, a motor, 7, an L-shaped exhaust pipe, 8, a rotary table, 9, a bearing, 10, a rotary shaft, 11, a rotary block, 12, a cross rod, 13, a dustproof plug, 14, a U-shaped clamping rod, 15, a spring, 16, a groove, 17, a clamping groove, 18, a cross groove, 19 and a vertical rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of the apparatus for producing polyester polyol according to the present invention; FIG. 2 is an enlarged view of a portion of FIG. 1 at A; fig. 3 is a schematic top view of the turntable and cross bar shown in fig. 1. The production equipment of the polyester polyol comprises: a reaction tank 1.

In a specific implementation, as shown in fig. 1 and 2, a reaction tank 1; the reaction tank is characterized in that a cover plate 4 is covered on the upper surface of the reaction tank 1, a rotating block 11 is installed on the lower surface of the cover plate 4, a plurality of annularly arranged net barrels 2 are installed on the lower surface of the rotating block 11, catalyst particles 3 are filled in the net barrels 2, grooves 16 matched with the net barrels 2 are formed in the lower surface of the rotating block 11, two symmetrically arranged clamping grooves 17 are formed in the inner side walls of the grooves 16, two symmetrically arranged U-shaped clamping rods 14 are arranged in openings of the net barrels 2, the two U-shaped clamping rods 14 are connected through a plurality of springs 15, two ends of each U-shaped clamping rod 14 penetrate through the side surfaces of the net barrels 2 and are in sliding connection with the inner side surfaces of the net barrels 2, one end of each U-shaped clamping rod 14 penetrates through the clamping groove 17, one end of each U-shaped clamping rod 14 extends out of the outer side surface of each net barrel 2, a symmetrically arranged feeding hopper 5 and an L-

shaped exhaust pipe

7, 1 bottom lateral surface of retort is equipped with the export, export threaded connection has dust plug 13, drop into retort 1 inside from feed hopper 5 with the sample thing, through shifting out apron 4, dismantle a plurality of net section of thick bamboo 2 in proper order, its dismantlement process, the U-shaped kelly 14 that extrudees two symmetry settings extends 2 lateral surface one end of net section of thick bamboo, make the inside card slot 17 inside shifting out of U-shaped kelly 14 other end, thereby can let net section of thick bamboo 2 come off the dismantlement from the inside of recess 16, pour into proper amount solid catalyst with the inside of its net section of thick bamboo 2 after, rethread extrudes two U-shaped kelly 14 modes, fill in the inside embedding face department of recess 16 with 2 openings of net section of thick bamboo, elasticity its two U-shaped kellies 14, receive the effect of spring 15 rebound forces, the inside of draw-in groove 17 is moved to U-shaped kel.

Referring to fig. 1 and 3, apron 4 upper surface central point puts and installs motor 6, the output of motor 6 runs through apron 4 and is connected with rotatory piece 11, the bottom is connected with bearing 9 in retort 1, the inside of bearing 9 rotates through rotation axis 10 and is connected with carousel 8, the carousel 8 upper surface is equipped with cross recess 18, cross recess 18 is inside to be equipped with assorted crossbar 12, crossbar 12 central point puts and is connected with rotatory piece 11 lower surface central point through montant 19, through opening motor 6, can drive its rotatory piece 11 and rotate, the circumference removal takes place for the net section of thick bamboo 2 that a plurality of annular set up, thereby can be more abundant with inside sample thing contact, catalyst reaction efficiency has been improved, apron 4 installation, need correspond cross bar 12 and cross recess 18 assorted installation, can let the rotation process more stable.

Referring to fig. 1, rotatory piece 11 is the round platform shape, opens motor 6, drops into the sample thing from feed hopper 5 again, falls into the outer arc face of round platform shape, can evenly spill the feeding, and the sample thing of being convenient for evenly throws the material, increases its contact possibility, and reaction efficiency increases, apron 4 surface cover rubber seal pad increases the apron leakproofness, and feed hopper 5 top is covered with the dust guard, and feed hopper nonuse process can reduce the dust and fall into, keeps feed hopper 5 inside clean.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A production facility of polyester polyol is characterized by comprising:

a reaction tank (1); the reaction tank is characterized in that a cover plate (4) is covered on the upper surface of the reaction tank (1), a rotating block (11) is installed on the lower surface of the cover plate (4), a plurality of annularly arranged net barrels (2) are installed on the lower surface of the rotating block (11), catalyst particles (3) are filled in the net barrels (2), a groove (16) matched with the net barrels (2) is formed in the lower surface of the rotating block (11), two symmetrically arranged clamping grooves (17) are formed in the inner side wall of the groove (16), two symmetrically arranged U-shaped clamping rods (14) are arranged in the opening of the net barrels (2), the two U-shaped clamping rods (14) are connected through a plurality of springs (15), two ends of each U-shaped clamping rod (14) penetrate through the side surface of each net barrel (2) and are connected with the inner side surface of each net barrel (2) in a sliding mode, one end of each U-shaped clamping rod (14) penetrates through the inner portion of each clamping groove (17), the upper surface of the cover plate (4) is connected with a feeding funnel (5) and an L-shaped exhaust pipe (7) which are symmetrically arranged, the bottom of the feeding funnel (5) and the other end of the L-shaped exhaust pipe (7) are communicated with the inside of the reaction tank (1), the outer side surface of the bottom of the reaction tank (1) is provided with an outlet, and the outlet is connected with a dustproof plug (13) through threads.

2. The polyester polyol production equipment according to claim 1, wherein the motor (6) is installed at the center position of the upper surface of the cover plate (4), and the output end of the motor (6) penetrates through the cover plate (4) and is connected with the rotating block (11).

3. The production equipment of the polyester polyol, according to claim 1, wherein a bearing (9) is connected to the bottom in the reaction tank (1), a rotary table (8) is rotatably connected to the inside of the bearing (9) through a rotating shaft (10), a cross groove (18) is formed in the upper surface of the rotary table (8), a matched cross rod (12) is arranged in the cross groove (18), and the center position of the cross rod (12) is connected with the center position of the lower surface of the rotating block (11) through a vertical rod (19).

4. The apparatus for producing polyester polyol according to claim 1, wherein the rotary block (11) has a truncated cone shape.

5. The polyester polyol production equipment according to claim 4, wherein the cover plate (4) is covered with a rubber sealing gasket on the outer surface, and the top of the feeding funnel (5) is covered with a dust-proof plate.