CN210036284U

CN210036284U - Closed kiln

Info

Publication number: CN210036284U
Application number: CN201920543440.XU
Authority: CN
Inventors: 张魁东; 尹玉祥; 李益民; 李文珍; 李林涛; 刘兵
Original assignee: WUXI SUNDIATEC TECHNOLOGY Co Ltd
Current assignee: Anhui Shunding ATEC Technology Co.,Ltd.
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-02-07
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses a closed furnace, it includes furnace body, feedway and feeder, wherein: a furnace chamber is formed in the furnace kiln body, and a charging opening communicated with the furnace chamber is formed in the outer wall of the furnace kiln body; the charging machine is arranged at the charging opening and covers the charging opening; the feeding device is arranged above the feeder; the feeding device is configured to store and supply raw materials to the charging machine, and the charging machine is configured to charge the raw materials into the furnace cavity of the furnace body through the charging opening. Through the feed inlet department at the furnace body sets up the feeder, the utility model discloses an aspect has realized the automatic material conveying to the furnace body, and on the other hand has promoted the leakproofness of furnace body, has reduced calorific loss.

Description

Closed kiln

Technical Field

The utility model belongs to the technical field of the stove and specifically relates to a closed stove.

Background

In order to add the raw materials into the furnace chamber of the furnace kiln, a charging opening communicated with the furnace chamber is arranged on the outer wall of the furnace kiln. Among the prior art, the charge door of charge door is in open state, and feeding equipment carries the raw materials to the charge door in through high temperature resistant pipeline. Because the feed inlet is in an open state, the heat in the furnace cavity can easily escape from the feed inlet, thereby increasing the heat loss of the furnace and causing obvious waste to resources.

Therefore, there is a need for improvement of the structure of the kiln in the prior art to improve the sealing degree and reduce the heat loss.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model provides a closed kiln, the concrete technical scheme of closed kiln as follows:

the utility model provides a closed kiln, its includes kiln body, feedway and feeder, wherein: a furnace chamber is formed in the furnace kiln body, and a charging opening communicated with the furnace chamber is formed in the outer wall of the furnace kiln body; the charging machine is arranged at the charging opening and covers the charging opening; the feeding device is arranged above the feeder; the feeding device is configured to store and supply raw materials to the charging machine, and the charging machine is configured to charge the raw materials into the furnace cavity of the furnace body through the charging opening.

In a specific embodiment, it further comprises a charger handling device disposed at one side of the kiln body and near the charging port, the charger handling device being configured to handle the charger to or remove the charger from the charging port.

In a specific embodiment, the charging port of the kiln body is provided with a fire blocking brick.

In a particular embodiment, the feeding device comprises a support, a silo and a vibrating feeder, wherein: the feed bin is connected to the support, the upper end of the feed bin is opened to form a first feed inlet, and the lower end of the feed bin is provided with a first discharge outlet; one end of the vibrating feeder is provided with a second feeding hole, a second discharging hole is formed in the other end of the vibrating feeder, the second feeding hole is located under the first discharging hole, and the second discharging hole is located over the feeding machine.

In a specific embodiment, the feeder includes a base, and a driving mechanism, a rotating shaft, an eccentric adjusting disk, a transmission rod and a material pushing plate are disposed on the base, wherein: the base is embedded in the feeding port, and a blanking port is formed in the base; the rotating shaft is connected to the output end of the driving mechanism, the eccentric adjusting disc is connected to the rotating shaft, one end of the transmission rod is connected to the eccentric adjusting disc through a first bearing, the other end of the transmission rod is connected to the material pushing plate through a second bearing, and the material pushing plate is arranged in the material dropping opening; the driving mechanism drives the rotating shaft to rotate so as to drive the eccentric adjusting disc to rotate, and the eccentric adjusting disc drives the material pushing plate to reciprocate in the material discharging opening through the transmission rod.

In one embodiment, the driving mechanism comprises a speed reducer, a driving wheel and a driven wheel, wherein: the driven wheel is connected to an output shaft of the speed reducer, the driven wheel is connected with the driving wheel through a belt, the rotating shaft is connected with the driven wheel through a transmission mechanism, and the driven wheel forms the output end of the driving mechanism.

In a specific embodiment, the base is a hollow structure, a first cooling cavity is formed in the base, a first water inlet is formed at one end of the first cooling cavity, and a first water outlet is formed at the other end of the first cooling cavity; the material pushing plate is of a hollow structure, a second cooling cavity is formed in the material pushing plate, a second water inlet is formed in one end of the second cooling cavity, and a second water outlet is formed in the other end of the second cooling cavity.

In a specific embodiment, the feeder further comprises a feed hopper disposed above the pusher plate.

In one embodiment, the loader handling device comprises a lower frame, an upper frame, a loader carrier, a jacking cylinder, and a translation cylinder, wherein: the upper frame is arranged above the lower frame, and the first end of the upper frame is connected with the first end of the lower frame through a rotating bracket; the loader carrier is slidably connected to the upper frame, the loader carrier being configured to carry the loader to be handled; the bottom of the jacking cylinder is fixed on the second end of the lower frame, the movable end of the jacking cylinder is connected with the second end of the upper frame, and the jacking cylinder is configured to drive the loading frame of the loading machine to move up and down so as to drive the loading machine to move up and down; the bottom of translation cylinder is fixed on the first end of upper ledge, the expansion end of translation cylinder is connected the feeder bears the frame, the translation cylinder is configured to the drive the feeder bears the translation of frame in order to drive the feeder translation extremely the charge door or follow the charge door is shifted out.

In a specific embodiment, the loader bearing frame is provided with a bolt hole for connecting the loader.

Compared with the prior art, the utility model discloses a feed inlet department at the stove body sets up the feeder, has realized the automatic material conveying to the stove body on the one hand of one of them, and on the other hand has promoted the leakproofness of stove body, has reduced calorific loss.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings which are needed in the embodiments and are practical will be briefly described below and will be obvious, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. Wherein the content of the first and second substances,

fig. 1 is a schematic structural view of a closed kiln according to a first aspect of the present invention;

FIG. 2 is an enlarged view of a portion of the closed-type kiln according to the first aspect of the present invention;

FIG. 3 is a schematic structural view of a feeding device according to a second aspect of the present invention;

fig. 4 is a schematic structural view of a charging machine according to a third aspect of the present invention at a viewing angle;

fig. 5 is a schematic structural view of a feeding machine according to a third aspect of the present invention at another viewing angle.

Fig. 6 is a schematic structural view of a handling device of a feeder according to a fourth aspect of the present invention at a first viewing angle;

fig. 7 is a schematic structural view of a handling device of a feeder according to a fourth aspect of the present invention at a second viewing angle;

fig. 8 is a schematic structural view of a loader handling device according to a fourth aspect of the present invention at a third viewing angle;

fig. 9 is a schematic view of the handling device of the charger according to the fourth aspect of the present invention assembled with the charger at a viewing angle;

fig. 10 is a schematic view of the handling device of the feeding machine and the feeding machine of the fourth aspect of the present invention assembled at another viewing angle.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Introduction to closed kilns

According to a first aspect of the present invention, the present invention provides a closed kiln, as shown in fig. 1 and 2, the closed kiln includes a kiln body 100, a feeder 200, and a feeding device 300.

A furnace chamber is formed in the furnace body 100, and a charging opening communicated with the furnace chamber is arranged on the outer wall of the furnace body 100. The raw material enters the furnace chamber of the furnace body 100 through the charging port, and is melted in the furnace chamber.

The feeder 200 is disposed at and covers the feed opening.

The feeding device 300 is disposed above the charger 200.

The feeding device 300 is configured to store and convey the raw material to the charging machine 200, and the charging machine 200 is configured to charge the raw material into the cavity of the kiln body 100 through the charging port.

The utility model provides a closed furnace, it is under the prerequisite of realizing automatic material conveying, has realized the cover to the charge door through setting up the feeder to promote the leakproofness of furnace body, reduced the thermal loss in the furnace chamber.

Because the temperature of the charge door is very high, it is necessary to perform regular or irregular maintenance or replacement of the charger 200 provided to the charge door. Optionally, the closed kiln further comprises a loader handling device 400, the loader handling device 400 is disposed outside the kiln body 100 and close to the charging opening, the loader handling device 400 is configured to move the loader 200 to the charging opening or to move the loader 200 from the charging opening.

Preferably, in order to further improve the sealing performance of the feeding port, a fire blocking brick 500 made of a high-temperature fireproof material is further arranged at the feeding port.

Introduction to the feeding devices

While only a brief description of the feed device 300 has been provided above, FIG. 3 shows a detailed embodiment of the feed device 300, and the feed device 300 is described in detail below with reference to FIG. 3.

According to the utility model discloses a second aspect, the utility model provides a modified feedway, its even feed that can realize the raw materials. Fig. 3 is a schematic structural diagram of a feeding device 300 according to an embodiment of the present invention.

As shown in fig. 3, the feeding device 300 includes a support 301, a bin 302, and a vibrating feeder 305.

The feed bin 302 is fixed on the support 301, the upper end of the feed bin 302 is opened to form a first feed inlet, and the lower end of the feed bin 302 is provided with a first discharge outlet.

The external raw material enters the silo 302 through the first feeding hole and is stored in the silo 302. The first discharge port is opened, and the raw material stored in the bin 302 flows out of the bin 302 through the first discharge port.

Preferably, a bin valve 304 is arranged at the first discharge port, and the flow rate of the first discharge port can be controlled by adjusting the bin valve 304.

Preferably, a pneumatic knocking hammer 303 is disposed on an outer wall of the bin 302, and the bin 302 vibrates under the knocking of the pneumatic knocking hammer 303, so that the raw material in the bin flows out more smoothly.

Preferably, a bin platform 307 is further disposed at the upper end of the bin 302, and a guard rail is disposed on the bin platform 307. The raw material can be conveniently put into the silo 301 through the silo platform 307.

One end of the vibrating feeder 305 is provided with a second feeding hole, and the other end of the vibrating feeder 305 is formed with a second discharging hole. The second feed inlet is positioned under the first discharge outlet, and the second discharge outlet is positioned over the feed inlet of the kiln body to be fed.

The warp the raw materials of first discharge gate outflow process the second feed inlet enters into in the vibrating feeder 305 under the continuous excitation of vibrating feeder 305, the raw materials certainly the second feed inlet to second discharge gate department removes and finally the warp the second discharge gate department flows to with the raw materials from feed bin department transmission to the feed inlet department of kiln body 100, and realized even feed.

The vibrating feeder 305 adopts an existing vibrating feeder structure, an inclined trough and a motor for driving the trough to vibrate are generally arranged in the vibrating feeder, and further detailed structure and working principle of the vibrating feeder are well known to those skilled in the art and are not described herein again.

Preferably, a discharge hopper 306 is connected to the second discharge port. The discharge hopper 306 extends toward the charging opening of the kiln body, thereby ensuring that the raw material can accurately flow into the furnace chamber. After the loading machine 200 is carried to the charge door, the discharge hopper 306 is located right above the loading machine 200, so as to ensure that the raw material flowing out from the discharge hopper 306 can smoothly enter the loading machine 200.

Introduction to the charging machines

While only a brief description of the loader 200 has been provided above, fig. 4-5 illustrate a detailed embodiment of the loader 200, and the loader 200 is described in detail below with reference to fig. 4-5.

According to the utility model discloses a third aspect, the utility model provides a charging machine, thereby it directly sets up in the feed inlet department of furnace body covers the charge door to can realize evenly reinforced to the furnace body.

As shown in fig. 4 to 5, the feeder 200 includes a base 201, a driving mechanism 202 disposed on the base 201, a rotating shaft 203, an eccentric adjusting disk 204, a transmission rod 205, and a material pushing plate 206.

The base 201 is provided with a blanking port penetrating through the base 201. The size of the base 201 matches with the size of the charging opening of the kiln body 100, and when the charger 200 is installed to the charging opening of the kiln body 100, the base 201 is embedded in the charging opening.

The rotating shaft 203 is connected to an output end of the driving mechanism 202, and the driving mechanism 202 is configured to drive the rotating shaft 203 to rotate.

In some embodiments, two eccentric adjusting disks 204 are provided, two eccentric adjusting disks 204 are respectively connected to two ends of the rotating shaft 203, and the two eccentric adjusting disks 204 are driven by the rotating shaft 203 to rotate synchronously.

The number of the transmission rods 205 is two, and the two transmission rods 205 correspond to the two eccentric adjusting discs 204 respectively. One end of the transmission rod 205 is connected to the eccentric adjusting disk 204 through a first bearing, and the other end of the transmission rod 205 is connected to the material pushing plate 206 through a second bearing.

The material pushing plate 206 is disposed at the material dropping opening, as shown in fig. 4, in some embodiments, the material pushing plate 206 is disposed in an arc-shaped plate-shaped structure, and the concave surface of the material pushing plate is upward.

The eccentric adjusting disk 204 drives the material pushing plate 206 to reciprocate in the blanking opening through the transmission rod 205.

The raw material flowing out of the discharge hopper 306 of the feeding device falls to the material pushing plate 206, is uniformly distributed on the material pushing plate 206, and is finally pushed into the furnace cavity by the material pushing plate 206 according to a predetermined frequency, so that the raw material is uniformly dispersed in the furnace cavity, and the raw material is prevented from being accumulated below the charged raw material.

Preferably, the feeder 200 further comprises a feed hopper 207 disposed above the pusher plate 206. In some embodiments, the feed hopper 207 is configured to match the configuration of the exit hopper 306 of the feeder device 300, and the exit hopper 306 extends downward into the feed hopper 207, thereby ensuring that all of the material exiting the exit hopper 306 falls into the feed hopper 207 and ultimately onto the pusher plate 206.

The driving mechanism 202 may be any known driving mechanism as long as it can drive the rotation shaft 203 to rotate. As shown in fig. 4, in some embodiments, the drive mechanism 202 includes a reducer 2021, a drive pulley 2022, and a driven pulley 2023. The driving wheel 2022 is connected to an output shaft of the speed reducer 2021, the driven wheel 2023 is connected to the driving wheel 2022 via a belt, the rotating shaft 203 is connected to the driven wheel 2023 via a transmission mechanism, and the driven wheel 2023 constitutes the output end of the driving mechanism 202. The rotational torque output from the speed reducer 2021 is transmitted to the rotary shaft 203 via the driving pulley 2022 and the driven pulley 2023 in sequence, and the rotary shaft 203 is driven to rotate.

As described above, the present invention provides that the charger 200 is directly installed at the charging port of the kiln body. Specifically, the base 201 and the material pushing plate 206 of the feeder 200 directly cover the feeding port. Therefore, it is necessary to further improve the charger 200 to improve the high temperature resistance thereof.

With continued reference to fig. 5, in some preferred embodiments, the base 201 is a hollow structure, and a first cooling cavity is formed therein, one end of the first cooling cavity is provided with a first water inlet, and the other end of the first cooling cavity is provided with a first water outlet. The material pushing plate 206 is a hollow structure, a second cooling cavity is formed in the material pushing plate, a second water inlet is formed at one end of the second cooling cavity, and a second water outlet is formed at the other end of the second cooling cavity.

Further, the feeding machine 200 of the present invention further comprises a water cooling mechanism, wherein the water cooling mechanism comprises a first water inlet pipe 208, a first water return pipe 209, a second water inlet pipe 210, and a second water return pipe 211.

The first water inlet pipe 208 is connected with the first water inlet, the first water return pipe 209 is connected with the first water outlet, and the first path of cooling water enters the first cooling cavity through the first water inlet pipe 208 and flows out of the first cooling cavity through the first water return pipe 209. When the first path of cooling water flows through the first cooling cavity, the heat on the base 201 can be taken away, so that the base 201 is cooled.

The second water inlet pipe 210 is connected to the second water inlet, the second water return pipe 211 is connected to the second water outlet, and the second path of cooling water enters the second cooling cavity through the second water inlet pipe 210 and flows out of the second cooling cavity through the second water return pipe 211. When the second cooling water flows through the second cooling cavity, the heat on the material pushing plate 206 can be taken away, so that the material pushing plate 206 is cooled.

Optionally, the water cooling mechanism further includes a water tank 213 and a water discharge pipe 211, a water inlet of the water tank 213 is connected to the first water return pipe 209 and the second water return pipe 211, and a water outlet of the water tank 213 is connected to the water discharge pipe 213. The first path of cooling water and the second path of cooling water flowing out through the first water return pipe 209 and the second water return pipe 211 flow into the water tank 213 and are cooled in the water tank 213, and then are finally discharged through the water discharge pipe 213.

Preferably, to realize the recycling of the cooling water, the water outlet of the water discharging pipe 213 may be connected to the water inlets of the first water inlet pipe 208 and the second water inlet pipe 210, so as to form a complete set of closed cooling water circulation loop.

Introduction to handling device of charging machine

Only brief description of the loader handling device 400 is provided above, fig. 6 to 8 show a detailed embodiment of the loader handling device 400, and fig. 9 to 10 show an assembly of the loader handling device 400 and the loader 200.

The loader handling apparatus 400 is described in detail below with reference to fig. 6 to 10.

According to the utility model discloses a fourth aspect, the utility model provides a feeder handling device, it can realize the automatic handling to the feeder to carry the feeder to the feed port department of kiln body or remove the feeder from the feed port department of kiln body.

As shown in fig. 6 to 8, the loader handling device 400 includes a lower frame 401, an upper frame 402, a loader carriage 403, a lift cylinder 405, and a translation cylinder 406.

The upper frame 402 is disposed above the lower frame 401, and a first end of the upper frame 402 is connected to a first end of the lower frame 401 via a rotating bracket 404. In some embodiments, the rotating bracket 404 includes a lower connecting rod 4041 and an upper connecting rod 4042, a first end of the lower connecting rod 4041 is connected to a first end of the lower frame 401, a second end of the lower connecting rod 4041 is hinged to a first end of the upper connecting rod 4042, and a second end of the upper connecting rod 4042 is connected to a first end of the upper frame 404.

The loader carriage 403 is slidably attached to the upper frame 402 via slide rails, and the loader carriage 403 is configured to carry a loader to be handled. The loader carrier 403 is made of a refractory material.

The bottom of the jacking cylinder 405 is fixed on the second end of the lower frame 401, and the movable end of the jacking cylinder 405 is connected with the second end of the upper frame 402. The jacking cylinder 405 is configured to drive the upper frame 402 up and down to move the loader carrier 40 up and down, and ultimately the loader up and down.

In some embodiments, the loader moving device 400 has a rectangular structure as a whole, and in order to improve stability and prevent the upper frame 402 from shifting during the jacking process, it is preferable that the rotating bracket 404 and the jacking cylinder 405 are respectively provided in two sets. Two sets of rotating support 404, two sets of jacking cylinder 405 distribute in on four angles of feeder handling device 400.

The bottom of the translation cylinder 406 is fixed on the first end of the upper frame 402, and the movable end of the translation cylinder 406 is connected with the loader carrier 403. The translation cylinder 406 is configured to drive the loader carriage 403 to translate relative to the upper frame 402 to drive the loader to translate.

It is thus clear that jacking cylinder 405 with under the combined drive of translation cylinder 406, the utility model discloses a feeder handling device 400 can be adjusted in a flexible way bear in the feeder bears 403 on the feeder position of feeder on vertical direction and horizontal direction to the realization is to the transport of feeder.

In order to fix the feeding machine and prevent the feeding machine from accidentally sliding, it is preferable that the feeding machine bearing frame 403 is provided with a bolt hole for connecting the feeding machine.

Preferably, the bottom of the lower frame 401 is provided with a lifting foot 407, and the height of the loader carrying device 400 can be adjusted by the lifting foot 407.

With reference to fig. 9 to 10 and fig. 2, a specific process of the handling device 400 for a feeder 200 to the charging hole of the kiln body according to an embodiment of the present invention is described below:

the loader handling device 400 is adjusted to a predetermined height to match the position of the loading port on the kiln body 100, and the loader 200 is mounted to the loader carrier 403.

The jacking cylinder 405 is controlled to jack upwards, so that the loader carrier 403 is driven to move upwards to drive the loader 200 to rise to the high position.

The translation cylinder 406 is controlled to translate, thereby driving the loader carrier 403 to move toward the charging opening on the furnace body 100 until the loader 200 reaches directly above the charging opening.

And controlling the jacking cylinder 405 to return and return, so as to drive the loading frame 403 of the loading machine to move downwards and drive the loading machine 200 to descend until the base 201 of the loading machine 200 is embedded into the charging opening of the furnace body 100.

This completes the conveyance and installation of the loader 200.

The process of removing the feeder 200 from the charging port of the kiln body is the reverse operation of the above-described handling installation process, and those skilled in the art should understand that the description is omitted here.

The invention has been described above with a certain degree of particularity and detail. It will be understood by those of ordinary skill in the art that the description of the embodiments is merely exemplary and that all changes that may be made without departing from the true spirit and scope of the present invention are intended to be within the scope of the present invention. The scope of the invention is defined by the appended claims rather than by the foregoing description of the embodiments.

Claims

1. The utility model provides a closed kiln, its characterized in that, it includes kiln body, feedway and feeder, wherein:

a furnace chamber is formed in the furnace kiln body, and a charging opening communicated with the furnace chamber is formed in the outer wall of the furnace kiln body;

the charging machine is arranged at the charging opening and covers the charging opening;

the feeding device is arranged above the feeder;

the feeding device is configured to store and supply raw materials to the charging machine, and the charging machine is configured to charge the raw materials into the furnace cavity of the furnace body through the charging opening.

2. The enclosed kiln of claim 1, further comprising a loader handling device disposed on a side of the kiln body proximate the loading port, the loader handling device configured to carry the loader to or from the loading port.

3. The closed kiln as defined in claim 1, wherein said charging opening of said kiln body is provided with a fire-blocking brick.

4. The closed kiln of claim 1, wherein the feeding means comprises a support, a silo, and a vibratory feeder, wherein:

the feed bin is connected to the support, the upper end of the feed bin is opened to form a first feed inlet, and the lower end of the feed bin is provided with a first discharge outlet;

one end of the vibrating feeder is provided with a second feeding hole, a second discharging hole is formed in the other end of the vibrating feeder, the second feeding hole is located under the first discharging hole, and the second discharging hole is located over the feeding machine.

5. The closed kiln as defined in claim 1, wherein the feeder comprises a base, the base being provided with a driving mechanism, a rotating shaft, an eccentric adjusting disk, a driving rod and a pusher plate, wherein:

the base is embedded in the feeding port, and a blanking port is formed in the base;

the rotating shaft is connected to the output end of the driving mechanism, the eccentric adjusting disc is connected to the rotating shaft, one end of the transmission rod is connected to the eccentric adjusting disc through a first bearing, the other end of the transmission rod is connected to the material pushing plate through a second bearing, and the material pushing plate is arranged in the material dropping opening;

the driving mechanism drives the rotating shaft to rotate so as to drive the eccentric adjusting disc to rotate, and the eccentric adjusting disc drives the material pushing plate to reciprocate in the material discharging opening through the transmission rod.

6. The enclosed kiln of claim 5, wherein the drive mechanism includes a speed reducer, a drive wheel, and a driven wheel, wherein: the driven wheel is connected to an output shaft of the speed reducer, the driven wheel is connected with the driving wheel through a belt, the rotating shaft is connected with the driven wheel through a transmission mechanism, and the driven wheel forms the output end of the driving mechanism.

7. The closed kiln as defined in claim 5, wherein:

the base is of a hollow structure, a first cooling cavity is formed in the base, a first water inlet is formed in one end of the first cooling cavity, and a first water outlet is formed in the other end of the first cooling cavity;

the material pushing plate is of a hollow structure, a second cooling cavity is formed in the material pushing plate, a second water inlet is formed in one end of the second cooling cavity, and a second water outlet is formed in the other end of the second cooling cavity.

8. The enclosed kiln of claim 5, wherein the feeder further comprises a feed hopper disposed above the pusher plate.

9. The enclosed kiln of claim 2, wherein the loader handling device comprises a lower frame, an upper frame, a loader carrier, a jacking cylinder, and a translating cylinder, wherein:

the upper frame is arranged above the lower frame, and the first end of the upper frame is connected with the first end of the lower frame through a rotating bracket;

the loader carrier is slidably connected to the upper frame, the loader carrier being configured to carry the loader to be handled;

the bottom of the jacking cylinder is fixed on the second end of the lower frame, the movable end of the jacking cylinder is connected with the second end of the upper frame, and the jacking cylinder is configured to drive the loading frame of the loading machine to move up and down so as to drive the loading machine to move up and down;

the bottom of translation cylinder is fixed on the first end of upper ledge, the expansion end of translation cylinder is connected the feeder bears the frame, the translation cylinder is configured to the drive the feeder bears the translation of frame in order to drive the feeder translation extremely the charge door or follow the charge door is shifted out.

10. The enclosed kiln of claim 9, wherein the charger carriage is provided with bolt holes for attachment of the charger.