CN218915972U

CN218915972U - Preheater for preheating raw materials and condensing products

Info

Publication number: CN218915972U
Application number: CN202223058569.2U
Authority: CN
Inventors: 付蕾; 傅晓迪; 初凯; 牟秋菲; 周敏
Original assignee: Shandong Jialong New Energy Co ltd
Current assignee: Shandong Jialong New Energy Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-04-25
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a preheater for raw material preheating and product condensation, which comprises a main body, wherein a feeding groove is formed in the right side wall of the main body, a heating assembly is arranged on a bottom fixing block of the main body, a preheating cylinder is fixedly connected to the side wall of the main body above the heating assembly through a bolt, a shell is fixedly connected to the upper side of the preheating cylinder in the main body, a fixing plate is arranged in the shell, a motor is fixedly connected to the inside of the fixing plate through the bolt, and a connecting rod is fixedly connected to the bottom end of the motor. The utility model can clean the floating foam in the preheating cylinder for preheating raw materials and condensing products by arranging the main body, the feeding groove, the preheating cylinder, the heating component, the shell, the fixing plate, the motor, the connecting rod, the first sliding chute and the first stirring rod and mutually matching the parts, thereby improving the working efficiency of the preheater for preheating raw materials and condensing products.

Description

Preheater for preheating raw materials and condensing products

Technical Field

The utility model relates to the technical field of chemical analysis equipment, in particular to a preheater for raw material preheating and product condensation.

Background

The preheater evenly distributes feed liquid into each heat exchange tube, in the flowing process, the materials in the heat exchange tubes are heated and vaporized by a heating medium, generated steam and liquid phase enter a gas-liquid separator together, the steam and the liquid phase are fully separated, and the steam enters a condenser to be condensed or enters the next-effect preheater to be used as the heating medium, so that multi-effect operation is realized, and the liquid phase is discharged from a separation chamber to be used for chemical industry.

The utility model relates to a raw material liquid preheating device used in a methylamine synthesis process, which comprises a steam condensate tank, a raw material preheater, a mixing tank, a low-temperature heat exchanger, a vaporizer, a high-temperature heat exchanger, an electric furnace and a synthesis tower, wherein the left end of the raw material preheater is provided with a first water inlet, the lower end of the raw material preheater is provided with a second water inlet and a third water inlet, the upper end of the raw material preheater is provided with a first water outlet, the right end of the raw material preheater is provided with a second water outlet, the upper end of the raw material preheater is connected with the steam condensate tank through the first water outlet, the mixing tank is connected with the raw material preheater through the first water inlet, the raw material preheater is connected with the low-temperature heat exchanger through the second water outlet, and the low-temperature heat exchanger is sequentially connected with the vaporizer, the high-temperature heat exchanger, the electric furnace and the synthesis tower through pipelines; the utility model can recycle the heat energy of the steam condensate water, improve the steam utilization rate, reduce the subsequent electric energy consumption and generate larger economic and social benefits.

Aiming at the technical scheme, the following problems exist: when such a preheater for preheating the raw material and condensing the product is used, the raw material in the raw material preheater may generate froth when boiling, and as boiling is intensified, the froth is raised and even the raw material is carried out of the raw material preheater, resulting in waste of the raw material.

Disclosure of Invention

The utility model aims to provide a preheater for preheating raw materials and condensing products, which solves the problems that when the preheater for preheating the raw materials and condensing the products is used, floating foam can be generated when the raw materials in the raw materials preheater are boiled, the floating foam is raised along with the aggravation of boiling, and even the raw materials are carried out of the raw materials preheater, so that the raw materials are wasted.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the preheater comprises a main body, wherein a feeding groove is formed in the right side wall of the main body, a heating assembly is arranged on a bottom fixing block of the main body, a preheating cylinder is fixedly connected to the side wall above the heating assembly through a bolt, and a shell is fixedly connected to the upper side of the preheating cylinder;

the inside fixed plate that is provided with of casing, the inside of fixed plate is through bolt fixedly connected with motor, the bottom fixedly connected with connecting rod of motor, first spout has been seted up to the connecting rod in the inside both sides of preheating cylinder, the inside sliding connection of first spout has first puddler.

Through the technical scheme, the cleaning of the floating foam during the boiling of the raw materials in the preheating cylinder is realized.

As a preferable scheme of the utility model, the top end of the shell is provided with the connecting groove, the top end of the connecting groove is fixedly connected with the condenser pipe, the right side of the main body is provided with the placing groove, and the end part of the condenser pipe far away from the connecting groove penetrates through the inside of the placing groove.

Through the technical scheme, the condensation and output of steam are realized.

As a preferable scheme of the utility model, a fixed rod is fixedly connected to the inside of the first chute, a through groove is formed in the first stirring rod, and the fixed rod penetrates through the inside of the through groove.

Through the technical scheme, the first stirring rod floats according to the liquid level.

As a preferable scheme of the utility model, one side of the first stirring rod, which is close to the fixed rod, is clamped with a second stirring rod, a second chute is formed in the side wall of the second stirring rod, and a clamping arm is connected inside the second chute in a sliding manner.

Through above-mentioned technical scheme, the joint of first puddler and second puddler has been assisted.

As a preferable scheme of the utility model, a clamping block is fixedly connected to one side of the first stirring rod, which is close to the clamping arm.

Through the technical scheme, the installation of the clamping block is realized.

As a preferable scheme of the utility model, the outer side of the clamping block is provided with a circular groove, the inner side of the clamping arm is fixedly connected with a circular block corresponding to the circular groove, and the inner side of the clamping arm is clamped with the outer side of the clamping block.

Through above-mentioned technical scheme, realized the joint of first puddler and second puddler.

As a preferable scheme of the utility model, the clamping block, the second sliding chute and the clamping arm are respectively provided with two groups and are symmetrically distributed by the transverse symmetry axis of the first stirring rod.

Through the technical scheme, the stability of the device is realized.

Compared with the prior art, the utility model has the beneficial effects that:

firstly, through the mutual matching among the components, the cleaning of the floating foam in the preheating cylinder for preheating raw materials and condensing products is realized, so that the working efficiency of the preheater for preheating raw materials and condensing products is improved; secondly, through the mutual matching among the components, the floating of the first stirring rod in the preheater for preheating raw materials and condensing products according to the liquid level is realized, so that the stability of the preheater for preheating raw materials and condensing products is improved; finally, through the mutual matching of the parts, the disassembly of the first stirring rod and the second stirring rod in the preheater for preheating raw materials and condensing products is realized, so that the applicability of the preheater for preheating raw materials and condensing products is improved;

drawings

FIG. 1 is a schematic diagram of a side cross-sectional view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the housing according to the present utility model;

FIG. 3 is a schematic side view of the connecting rod of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

fig. 5 is a schematic structural diagram of a first stirring rod and a second stirring rod according to the present utility model.

In the figure: 1. a main body; 2. a feed chute; 3. a preheating cylinder; 4. a heating assembly; 5. a housing; 6. a connecting groove; 7. a condensing tube; 8. a placement groove; 9. a fixing plate; 10. a motor; 11. a connecting rod; 12. a first chute; 13. a first stirring rod; 14. a fixed rod; 15. a through groove; 16. a second stirring rod; 17. a clamping block; 18. a second chute; 19. and the clamping arm is clamped.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: referring to fig. 1, a preheater for raw materials are preheated and product condensation, including main part 1, the right side wall of main part 1 is provided with feed chute 2, main part 1 provides the space of seting up for feed chute 2, the bottom fixed block of main part 1 is provided with heating element 4, main part 1 provides holding power for heating element 4, the lateral wall that heating element 4 top is located main part 1 preheats jar 3 through bolt fixedly connected with, main part 1 provides the space of placing for preheating jar 3, the inside fixedly connected with casing 5 that preheats jar 3 top and is located main part 1, main part 1 provides holding power for casing 5, connecting groove 6 has been setted up for the top of casing 5, casing 5 provides the space of seting up for connecting groove 6, the top fixedly connected with condenser pipe 7 of connecting groove 6, casing 5 provides holding power for condenser pipe 7, the holding tank 8 has been setted up on the right side of main part 1, the tip that the connecting groove 6 was kept away from to condenser pipe 7 runs through the inside of holding tank 8, holding power is provided for condenser pipe 7, condenser pipe 7 is L shape design.

Referring to fig. 2, 3 and 4, the inside fixed plate 9 that is provided with of casing 5, casing 5 provides holding power for fixed plate 9, the inside of fixed plate 9 is through bolt fixedly connected with motor 10, the bottom fixedly connected with connecting rod 11 of motor 10, motor 10 provides holding power for connecting rod 11, first spout 12 has been seted up to the both sides that connecting rod 11 is located preheating cylinder 3 inside, connecting rod 11 provides holding power for first spout 12, the inside sliding connection of first spout 12 has first puddler 13, the density of first puddler 13 is less than the raw materials, first spout 12 provides the sliding space for first puddler 13, the inside fixedly connected with dead lever 14 of first spout 12, first spout 12 provides holding power for dead lever 14, logical groove 15 has been seted up to the inside of first puddler 13, the inside of affiliated dead lever 14 and logical groove 15 runs through, logical groove 15 provides spacing for dead lever 14.

Referring to fig. 5, a second stirring rod 16 is clamped at one side of the first stirring rod 13, which is close to the fixed rod 14, a second chute 18 is formed in the side wall of the second stirring rod 16, the second stirring rod 16 provides a forming space for the second chute 18, clamping arms 19 are slidably connected in the second chute 18, the clamping arms 19 are made of plastic materials, the second chute 18 provides a sliding space for the clamping arms 19, a clamping block 17 is fixedly connected at one side of the first stirring rod 13, which is close to the clamping arms 19, the first stirring rod 13 provides a placing space for the clamping block 17, a circular groove is formed in the outer side of the clamping block 17, a circular block corresponding to the circular groove is fixedly connected at the inner side of the clamping arm 19, the inner side of the clamping arm 19 is clamped with the outer side of the clamping block 17, the clamping block 17 provides limiting for the clamping arm 19, and the clamping blocks 17, the second chute 18 and the clamping arms 19 are both provided with two groups and symmetrically distributed in the transverse symmetrical axis of the first stirring rod 13.

Working principle: when the preheating device is used, firstly, the feed chute 2 is opened, then raw materials are poured into the preheating cylinder 3, then, the feed chute 2 is closed, the main body 1 is sealed, and then the device is operated, at the moment, the heating assembly 4 heats to transfer heat to the bottom end of the preheating cylinder 3, after a period of heating, steam enters the shell 5 through the upper part of the preheating cylinder 3, finally, reaches the condensing tube 7 and is output;

secondly, the floating foam is generated in the preheating cylinder 3, at the moment, the motor 10 in the shell 5 rotates, and the density of the first stirring rod 13 is smaller than that of the raw materials, so that the state of being flush with the liquid level of the raw materials can be always kept, at the moment, the first stirring rod 13 slides on the inner side of the first sliding groove 12, the fixed rod 14 provides limit for the first stirring rod 13, the output end of the motor 10 drives the connecting rod 11 to rotate, and the connecting rod 11 drives the first stirring rod 13 to rotate, so that the floating foam in the preheating cylinder 3 is prevented from accumulating;

finally, when the first stirring rod 13 and the second stirring rod 16 work uninterruptedly and need to be cleaned, the disassembly can be completed only by separating the sphere on the inner side of the clamping arm 19 from the clamping grooves on the two sides of the clamping block 17, and the second sliding groove 18 provides a sliding space for the clamping arm 19.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A preheater for preheating raw materials and condensing products, comprising a main body (1), characterized in that: the feeding device is characterized in that a feeding groove (2) is formed in the right side wall of the main body (1), a heating assembly (4) is arranged on a bottom fixing block of the main body (1), a preheating cylinder (3) is fixedly connected to the side wall of the main body (1) above the heating assembly (4) through a bolt, and a shell (5) is fixedly connected to the upper side of the preheating cylinder (3) in the main body (1);

the utility model discloses a preheating device for the electric power plant, including casing (5), fixed plate (9) are provided with inside in casing (5), the inside of fixed plate (9) is through bolt fixedly connected with motor (10), the bottom fixedly connected with connecting rod (11) of motor (10), first spout (12) have been seted up to the both sides that connecting rod (11) are located preheating cylinder (3) inside, first spout (12) inside sliding connection has first puddler (13).

2. A preheater for preheating feed and condensing products as recited in claim 1, characterized in that: the utility model discloses a condenser, including casing (5), standing groove (8) have been seted up on the top of casing (5), the top fixedly connected with condenser pipe (7) of spread groove (6), standing groove (8) have been seted up on the right side of main part (1), the tip that spread groove (6) was kept away from to condenser pipe (7) runs through the inside of standing groove (8).

3. A preheater for preheating feed and condensing products as recited in claim 2, characterized in that: the inside fixedly connected with dead lever (14) of first spout (12), logical groove (15) have been seted up to the inside of first puddler (13), the dead lever (14) runs through with the inside of logical groove (15).

4. A preheater for preheating feed and condensing products as recited in claim 3, characterized in that: one side of the first stirring rod (13) close to the fixed rod (14) is clamped with a second stirring rod (16), a second chute (18) is formed in the side wall of the second stirring rod (16), and a clamping arm (19) is connected to the inside of the second chute (18) in a sliding mode.

5. A preheater for preheating feed and condensing products as recited in claim 4, characterized in that: one side of the first stirring rod (13) close to the clamping arm (19) is fixedly connected with a clamping block (17).

6. A preheater for preheating feed and condensing products as recited in claim 5, characterized in that: the clamping block (17) is provided with a circular groove in the outer side, a circular block corresponding to the circular groove is fixedly connected to the inner side of the clamping arm (19), and the inner side of the clamping arm (19) is clamped with the outer side of the clamping block (17).

7. A preheater for preheating feed and condensing products as recited in claim 6, characterized in that: the clamping blocks (17), the second sliding grooves (18) and the clamping arms (19) are respectively provided with two groups, and are symmetrically distributed by the transverse symmetry axis of the first stirring rod (13).