CN219014988U

CN219014988U - Preheating device for preheating pellet raw pellets by utilizing waste heat of roasting furnace

Info

Publication number: CN219014988U
Application number: CN202222507597.1U
Authority: CN
Inventors: 彭国东; 郭双伟; 杜卫民
Original assignee: Liaoning Tongxin Charging Co ltd
Current assignee: Liaoning Tongxin Charging Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-05-12
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a preheating device for preheating pellet raw pellets by utilizing waste heat of a roasting furnace, which comprises a preheating cylinder and a top cover, wherein the top end of the preheating cylinder is fixedly connected with the top cover, an adjusting component is arranged in the top cover, a rotating rod is rotationally connected with the top cover, the bottom end of the rotating rod is fixedly connected with a bracket, the bottom end of the bracket is fixedly connected with a vertical rod, the bottom end of the vertical rod is fixedly connected with a backing plate, and the top end of the rotating rod is fixedly connected with a first belt pulley. The utility model relates to the technical field of roasting furnaces, in particular to a preheating device for preheating pellet raw pellets by utilizing waste heat of a roasting furnace.

Description

Preheating device for preheating pellet raw pellets by utilizing waste heat of roasting furnace

Technical Field

The utility model relates to the technical field of roasting furnaces, in particular to a preheating device for preheating pellet raw pellets by utilizing waste heat of a roasting furnace.

Background

The roasting furnace is a machine capable of remarkably reducing sintering temperature and greatly reducing energy consumption, is helpful for protecting environment and improving efficiency, can shorten time, is widely used in pellet production, is provided with a preheating device on the outer wall, and can recycle heat and ensure the processing effect of materials.

However, the existing preheating device for preheating pellet raw pellets by utilizing the waste heat of the roasting furnace utilizes the heat of the flue gas generated by the roasting furnace to preheat, the retention time of materials in the preheating cylinder is shorter, the contact between the materials and the flue gas is insufficient, and the preheating effect is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a preheating device for preheating pellet raw pellets by utilizing the waste heat of a roasting furnace, which solves the problems that the prior preheating device for preheating pellet raw pellets by utilizing the waste heat of the roasting furnace utilizes the heat of flue gas generated by the roasting furnace to preheat, the retention time of materials in a preheating cylinder is short, the contact between the materials and the flue gas is insufficient, and the preheating effect is affected.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the preheating device for preheating the pellet raw pellets by utilizing the waste heat of the roasting furnace comprises a preheating cylinder and a top cover, wherein the top end of the preheating cylinder is fixedly connected with the top cover, and an adjusting component is arranged in the top cover;

the adjusting component comprises a rotating rod, a bracket, a vertical rod, a base plate and a first belt pulley;

the rotary rod is rotationally connected with the top cover, a support is fixedly connected to the bottom end of the rotary rod, a vertical rod is fixedly connected to the bottom end of the support, a backing plate is fixedly connected to the bottom end of the vertical rod, and a first belt pulley is fixedly connected to the top end of the rotary rod.

Preferably, a baffle is arranged at the bottom end of the backing plate, the baffle is fixedly connected with the preheating cylinder, and a smoke exhaust pipe is communicated with the inside of the top cover.

Preferably, a power assembly is arranged on the outer wall of the preheating cylinder;

the power assembly comprises a shell, a motor, a transmission shaft, a second belt pulley and a belt;

the shell is fixedly connected with the preheating cylinder, a motor is fixedly connected in the shell, a transmission shaft is fixedly connected to the top end of an output shaft of the motor, a second belt pulley is fixedly connected to the outer wall of the transmission shaft, a belt is sleeved on the outer wall of the second belt pulley, and the belt is sleeved and connected with the first belt pulley.

Preferably, the second pulley and the first pulley are located on the same horizontal line.

Preferably, the inside intercommunication of preheating the section of thick bamboo has a feed cylinder, the bottom rigid coupling of preheating the section of thick bamboo has the skeleton, the inside rigid coupling of skeleton has a net section of thick bamboo, the inside intercommunication of net section of thick bamboo has the connecting tube, connecting tube and preheating the section of thick bamboo cup joint and link to each other.

The utility model provides a preheating device for preheating pellet raw pellets by utilizing waste heat of a roasting furnace. The beneficial effects are as follows: according to the preheating device for preheating the pellet raw pellets by utilizing the waste heat of the roasting furnace, through the cooperation of the rotating rod, the support, the vertical rod, the backing plate, the first belt pulley and the like, the rotating rod is rotated in the top cover, the support is driven to move by the rotating rod, the backing plate is driven to rotate by the support through the vertical rod, the backing plate rotates on the upper surface of the partition plate, the materials enter the preheating cylinder and are blocked by the partition plate and the backing plate, the downward moving speed of the materials in the preheating cylinder can be delayed, the contact time of the materials and the flue gas is increased, and the preheating effect of the materials is ensured;

through the cooperation of shell, motor, transmission shaft, second belt pulley and belt etc. use, the hot flue gas that the calcination produced enters into the net section of thick bamboo through the connecting tube, and the flue gas passes through the net section of thick bamboo and diffuses to preheat in the section of thick bamboo with the material, preheats the material, the external power supply of switch-on motor, and the output shaft of motor passes through the shaft coupling and drives the transmission shaft and rotate, and the transmission shaft drives the motion of second belt pulley, and the second belt pulley passes through the belt and drives first belt pulley rotation, and then provides power for the motion of bull stick.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the rotating rod, the bracket and the vertical rod in FIG. 1;

FIG. 3 is a schematic illustration of the motor, drive shaft and second pulley connection of FIG. 1;

fig. 4 is a schematic view of the connection structure of the net drum, the skeleton and the connecting pipes in fig. 1.

In the figure: 1. preheating cylinder, 2, top cover, 3, adjusting component, 301, rotating rod, 302, bracket, 303, vertical rod, 304, backing plate, 305, first belt pulley, 4, baffle, 5, smoke exhaust pipe, 6, power component, 601, shell, 602, motor, 603, transmission shaft, 604, second belt pulley, 605, belt, 7, feeding cylinder, 8, skeleton, 9, net cylinder, 10, connecting pipe.

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.

The components in the present case are sequentially connected by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means thereof are known in the art, and the following working principle and process are mainly described.

Embodiment one:

as can be seen from fig. 1 and fig. 2, the preheating device for preheating pellet raw pellets by using waste heat of a roasting furnace comprises a preheating cylinder 1 and a top cover 2, wherein the top end of the preheating cylinder 1 is fixedly connected with the top cover 2, an adjusting component 3 is arranged in the top cover 2, the adjusting component 3 comprises a rotating rod 301, a bracket 302, a vertical rod 303, a base plate 304 and a first belt pulley 305, the rotating rod 301 is rotationally connected with the top cover 2, the bottom end of the rotating rod 301 is fixedly connected with the bracket 302, the bottom end of the bracket 302 is fixedly connected with the vertical rod 303, the bottom end of the vertical rod 303 is fixedly connected with the base plate 304, and the top end of the rotating rod 301 is fixedly connected with the first belt pulley 305;

in the specific implementation process, it is worth particularly pointing out that a cavity is processed in the preheating cylinder 1, the top cover 2 is positioned at the top end of the preheating cylinder 1, the rotating rod 301 rotates in the top cover 2 through a bearing, the bracket 302 is a right angle, the vertical rod 303 connects the base plate 304 with the bracket 302, and a through hole is processed in the base plate 304;

further, a baffle plate 4 is arranged at the bottom end of the backing plate 304, the baffle plate 4 is fixedly connected with the preheating cylinder 1, and the inner part of the top cover 2 is communicated with a smoke exhaust pipe 5;

in the specific implementation process, it is worth particularly pointing out that through holes are processed in the partition board 4, the partition board 4 and the backing board 304 are arranged in parallel, and the smoke exhaust pipe 5 is communicated with a smoke pipeline;

specifically, the rotating rod 301 is rotated in the top cover 2, the rotating rod 301 drives the bracket 302 to move, the bracket 302 drives the base plate 304 to rotate through the vertical rod 303, the base plate 304 rotates on the upper surface of the partition plate 4, the downward movement of materials in the preheating cylinder 1 can be delayed, the contact time of the materials and smoke is increased, and the preheating effect of the materials is ensured.

Embodiment two:

as can be seen from fig. 1, 3 and 4, a power assembly 6 is installed on the outer wall of the preheating cylinder 1, the power assembly 6 comprises a housing 601, a motor 602, a transmission shaft 603, a second belt pulley 604 and a belt 605, the housing 601 is fixedly connected with the preheating cylinder 1, the motor 602 is fixedly connected inside the housing 601, the transmission shaft 603 is fixedly connected with the top end of the output shaft of the motor 602, the second belt pulley 604 is fixedly connected with the outer wall of the transmission shaft 603, the belt 605 is sleeved on the outer wall of the second belt pulley 604, and the belt 605 is sleeved on the first belt pulley 305;

in a specific implementation process, it is worth particularly pointing out that a cavity is processed in the shell 601, the motor 602 is a servo motor, the type of the motor 602 is selected according to the use requirement, the motor 602 is connected with the transmission shaft 603 through a coupler, the transmission shaft 603 drives the second belt pulley 604 to move, and the belt 605 is used for transmission;

further, the second pulley 604 and the first pulley 305 are positioned on the same horizontal line;

in particular, it should be noted that the arrangement of the second pulley 604 and the first pulley 305 facilitates the installation of the belt 605;

further, the inside of the preheating cylinder 1 is communicated with a feeding cylinder 7, the bottom end of the preheating cylinder 1 is fixedly connected with a framework 8, the inside of the framework 8 is fixedly connected with a net cylinder 9, the inside of the net cylinder 9 is communicated with a connecting pipe 10, and the connecting pipe 10 is connected with the preheating cylinder 1 in a sleeved mode;

specifically, it should be pointed out that the feeding cylinder 7 is square, the skeleton 8 and the net cylinder 9 are fixed, the surface of the net cylinder 9 is processed and provided with through holes, the connecting pipe 10 guides hot air into the net cylinder 9, and the net cylinder 9, the backing plate 304 and the partition plate 4 are all connected in a sleeved mode;

specifically, on the basis of the above embodiment, the hot flue gas generated by roasting enters the mesh drum 9 through the connecting pipe 10, the flue gas is diffused into the preheating drum 1 through the mesh drum 9 to be in contact with the material, the material is preheated, the external power supply of the motor 602 is connected, the motor 602 starts to work, the output shaft of the motor 602 drives the transmission shaft 603 to rotate through the coupling, the transmission shaft 603 drives the second belt pulley 604 to move, and the second belt pulley 604 drives the first belt pulley 305 to rotate through the belt 605, so that the movement of the rotating rod 301 is powered.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 utilize preheating device of waste heat preheating pellet raw pellets of roasting furnace, includes preheating cylinder (1) and top cap (2), the top rigid coupling of preheating cylinder (1) has top cap (2), its characterized in that: an adjusting component (3) is arranged in the top cover (2);

the adjusting assembly (3) comprises a rotating rod (301), a bracket (302), a vertical rod (303), a base plate (304) and a first belt pulley (305);

the rotary rod (301) is rotationally connected with the top cover (2), a support (302) is fixedly connected to the bottom end of the rotary rod (301), a vertical rod (303) is fixedly connected to the bottom end of the support (302), a base plate (304) is fixedly connected to the bottom end of the vertical rod (303), and a first belt pulley (305) is fixedly connected to the top end of the rotary rod (301).

2. The preheating device for preheating pellet raw pellets by using waste heat of a roasting furnace according to claim 1, wherein: the bottom of backing plate (304) is provided with baffle (4), baffle (4) and preheating cylinder (1) fixed connection, the inside intercommunication of top cap (2) has smoke exhaust pipe (5).

3. The preheating device for preheating pellet raw pellets by using waste heat of a roasting furnace according to claim 1, wherein: the outer wall of the preheating cylinder (1) is provided with a power component (6);

the power assembly (6) comprises a shell (601), a motor (602), a transmission shaft (603), a second belt pulley (604) and a belt (605);

the preheating device comprises a shell (601) and a preheating cylinder (1), wherein the shell (601) is fixedly connected with a motor (602), a transmission shaft (603) is fixedly connected to the top end of an output shaft of the motor (602), a second belt pulley (604) is fixedly connected to the outer wall of the transmission shaft (603), a belt (605) is sleeved on the outer wall of the second belt pulley (604), and the belt (605) is sleeved and connected with a first belt pulley (305).

4. A preheating device for preheating pellet raw pellets by using waste heat of a roasting furnace according to claim 3, wherein: the second pulley (604) and the first pulley (305) are positioned on the same horizontal line.

5. The preheating device for preheating pellet raw pellets by using waste heat of a roasting furnace according to claim 1, wherein: the inside intercommunication of preheating cylinder (1) has feed cylinder (7), the bottom rigid coupling of preheating cylinder (1) has skeleton (8), the inside rigid coupling of skeleton (8) has net section of thick bamboo (9), the inside intercommunication of net section of thick bamboo (9) has connecting pipe (10), connecting pipe (10) cup joints with preheating cylinder (1) and links to each other.