CN113355935A

CN113355935A - External pot loading device and cooking pot for papermaking industry and using method thereof

Info

Publication number: CN113355935A
Application number: CN202110690255.5A
Authority: CN
Inventors: 黄绍民; 鲁省龙; 许运涛; 张政伟; 范瑞珍; 陈志勇; 王院利; 贺剑锋
Original assignee: China National United Equipment Group Corp Anyang Machinery Co ltd
Current assignee: China National United Equipment Group Corp Anyang Machinery Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-09-07
Anticipated expiration: 2041-06-22
Also published as: CN113355935B

Abstract

The invention provides an external pot loading device, a cooking pot and a using method thereof for the papermaking industry. The pot filling device is arranged outside the cooking pot, is not limited by the structure of the cooking pot, and improves the pot filling rate of the cooking pot.

Description

External pot loading device and cooking pot for papermaking industry and using method thereof

Technical Field

The invention relates to the technical field of papermaking equipment, in particular to an external pot loading device, a cooking pot and a use method thereof for papermaking industry.

Background

The built-in pot filling device is an important part for improving the pot filling efficiency of the wood raw material papermaking digester, is a cavity with a plurality of nozzles with consistent inclination and distributed annularly at the lower end, pushes the material sheet to rotate rapidly and fall down by utilizing the steam sprayed by the nozzles, and spreads the space in the pot uniformly, thereby having the functions of rapidly and uniformly distributing the material sheet and improving the pot filling amount and the pot filling efficiency.

However, the built-in pot loading device is positioned at the upper pot neck of the cooking pot and below the pot loading ball valve, so that the newly added cooking pot is commonly used in recent years, and the pot loading amount and the pot loading efficiency can be improved by adopting the device. However, the existing large number of cooking pots cannot be provided with built-in pot holders due to structural limitation, the diameter of the upper opening of each cooking pot is 700 mm, the diameter of each pot body is 3600 mm, a conical structure appears, material pieces are naturally stacked in the middle of each pot body, the material pieces are not spread in the pot, the filling rate is low, and the pot holding time is long.

Disclosure of Invention

The invention provides an external pot loading device, a cooking pot and a using method thereof for the papermaking industry.

The technical scheme of the invention is realized as follows: the utility model provides an external pot filling device for papermaking trade, including a fixed section of thick bamboo, the lower extreme of a fixed section of thick bamboo is provided with the activity section of thick bamboo of vertical lift, be provided with the support frame in the activity section of thick bamboo, the upper end of support frame is provided with the branch material awl, the lower extreme is provided with motor drive's cloth subassembly, be provided with a plurality of steam propulsion nozzles along circumference on the activity section of thick bamboo inner wall that the cloth subassembly corresponds, the slope of steam propulsion nozzle sets up downwards, and it is unanimous with the rotation direction of cloth subassembly to spout the vapour direction, be provided with on the outer wall of an activity section of thick bamboo with the communicating steam ring canal of steam propulsion nozzle.

Further, the cloth subassembly includes vertical pivot, and the lower extreme of pivot has the cloth blade along the circumference equipartition, and the upper end links to each other with the motor, and the motor links to each other with the support frame.

Furthermore, a vertical lifting cylinder is arranged on the outer wall of the fixed cylinder, and the lower end of the lifting cylinder is connected with the movable cylinder.

Furthermore, the support frame includes a plurality of hollow bracing piece, and the one end of bracing piece links to each other with the inner wall of a movable cylinder, and the other end links to each other with the motor, and the electric wire of motor passes from the inside of bracing piece.

Furthermore, the fixed cylinder, the movable cylinder, the material distributing cone and the material distributing assembly are arranged coaxially.

A cooking pan comprises the external pan loading device.

Further, the device also comprises a pot body, the upper end of the pot body is provided with an openable pot cover, the lower end of the movable cylinder is arranged above the pot cover, and the upper end of the fixed cylinder is connected with the feed hopper.

Furthermore, the pot body is provided with a plurality of air suction openings.

A use method of a cooking pan comprises the following steps:

(1) the pot cover is opened, the movable cylinder moves downwards and is arranged in the pot body, the motor is started to drive the material distribution assembly to rotate, the steam propelling nozzle sprays steam to the material distribution assembly, and the steam spraying direction is consistent with the rotating direction of the material distribution assembly;

(2) the material sheet falls on the material distributing cone through the fixing cylinder, the material distributing cone divides the material sheet into the material distributing assemblies, the material sheet is preheated and soaked by steam, and the material sheet is obliquely downwards thrown into the pot body under the action of the material distributing assemblies and the steam propelling nozzles and spread.

Further, in the step (2), air is extracted from the interior of the pot body through the air extraction opening, so that the interior of the pot body is in a micro negative pressure state.

The invention has the beneficial effects that:

the external pot loading device is arranged outside the cooking pot, is not limited by the structure of the cooking pot and does not occupy the internal space of the cooking pot; the material distributing cone divides the material sheets into the rotating material distributing blades, and the material distributing blades are matched with the steam propelling nozzle, so that the material sheets are uniformly paved in the space in the pot obliquely downwards, and the material distributing cone has the effects of quickly and uniformly distributing the material sheets and improving the pot filling amount and the pot filling efficiency; steam sprayed from the steam propelling nozzle preheats and soaks the material pieces, so that the density of the wood chips is increased, the material pieces can be uniformly distributed to the periphery of the pot body through centrifugal force, the later preheating and heating time is reduced, and the production efficiency is improved. The cooking pot is provided with the air suction opening on the pot body, air is sucked in the pot body through the air suction opening, so that the pot body is in a micro-negative pressure state, and the micro-negative pressure state is to avoid steam rising to influence the distribution of wood chips, so that the pot filling is smoother.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that 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.

FIG. 1 is a schematic structural view of an external pot-filling device according to the present invention;

FIG. 2 is a top view of the slide cartridge;

FIG. 3 is a schematic view of a steam propulsion nozzle;

fig. 4 is a schematic structural diagram of the cooking pan.

The device comprises a fixed cylinder 1, a movable cylinder 2, a lifting cylinder 3, a material distribution cone 4, a motor 5, a support rod 6, a rotating shaft 7, a cloth blade 8, a steam propelling nozzle 9, a steam ring pipe 10, a pot body 11, a pot cover 12, a feed hopper 13, an air suction opening 14 and a material sheet 15.

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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

Example 1

As shown in fig. 1-3, an external pot loading device for the papermaking industry comprises a fixed cylinder 1, a vertically lifting movable cylinder 2 is arranged at the lower end of the fixed cylinder 1, a vertical lifting cylinder 3 is connected to the outer wall of the fixed cylinder 1, the lower end of the lifting cylinder 3 is connected with the upper end of the movable cylinder 2, and the upper end of the movable cylinder 2 is slidably sleeved on the outer side of the lower end of the fixed cylinder 1. A support frame is fixed in the movable cylinder 2, the upper end of the support frame is provided with a material distribution cone 4, the lower end is provided with a material distribution assembly driven by a motor 5, the support frame comprises a plurality of hollow support rods 6, one end of each support rod 6 is connected with the inner wall of the movable cylinder 2, the other end of each support rod is connected with the motor 5, an electric wire of the motor 5 penetrates through the inner part of each support rod 6, the material distribution assembly comprises a vertical rotating shaft 7, the lower end of each rotating shaft 7 is uniformly provided with 3 material distribution blades 8 along the circumferential direction, the upper end of each rotating shaft is connected with the motor 5, and the material distribution cone 4 is fixed at the upper end of the motor 5.

The inner wall of the movable cylinder 2 corresponding to the distributing component is fixed with 8 steam propelling nozzles 9 along the circumferential direction, the steam propelling nozzles 9 are obliquely and downwards arranged, the steam spraying direction is consistent with the rotating direction of the distributing component, the outer wall of the movable cylinder 2 is fixed with a steam ring pipe 10 communicated with the steam propelling nozzles 9, and the steam ring pipe 10 is provided with a steam inlet. The fixed cylinder 1, the movable cylinder 2, the distributing cone 4 and the distributing component are arranged coaxially.

Example 2

As shown in fig. 4, a cooking pan comprises the external pan loading device described in embodiment 1, and further comprises a pan body 11, wherein an openable pan cover 12 is arranged at the upper end of the pan body 11, the pan cover 12 is connected with the upper end of the pan body 11 through a flange, or through other openable connection structures, the lower end of the movable tube 2 is arranged above the pan cover 12, the upper end of the fixed tube 1 is connected with a feed hopper 13, a plurality of air suction ports 14 are arranged on the pan body 11, and the air suction ports 14 are located at positions of the pan body 11 close to the bottom.

Example 3

A method of using the digester of embodiment 2, comprising the steps of:

(1) the pot cover 12 is opened, the lifting cylinder 3 is extended to drive the movable cylinder 2 to move downwards and be arranged in the pot body 11, the starting motor 5 drives the cloth blade 8 to rotate, the steam propelling nozzle 9 sprays steam to the cloth blade 8, and the steam spraying direction is consistent with the rotating direction of the cloth blade 8;

(2) the material sheets 15 are fed into the fixed cylinder 1 through the feed hopper 13, the material sheets 15 fall on the material distribution cone 4 through the fixed cylinder 1, the material distribution cone 4 divides the material sheets 15 into the material distribution blades 8, steam sprayed by the steam propulsion nozzle 9 preheats and soaks the material sheets 15, the density of wood chips is increased, the material sheets 15 are obliquely and downwards thrown into the pot body 11 to be spread under the steam spraying effect of the material distribution blades 8 and the steam propulsion nozzle 9, the pot loading amount and the pot loading efficiency are improved, the later preheating and heating time is shortened, and the production efficiency is improved.

In the step (2), air is sucked into the pot body 11 through the air suction opening 14, so that the inside of the pot body 11 is in a micro-negative pressure state, and the micro-negative pressure state means that steam is prevented from rising to influence the distribution of wood chips, and the pot loading is smoother.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An external pot loading device for papermaking industry is characterized in that: including a fixed cylinder, the lower extreme of a fixed cylinder is provided with the activity section of thick bamboo of vertical lift, be provided with the support frame in the activity section of thick bamboo, the upper end of support frame is provided with branch material awl, the lower extreme is provided with motor drive's cloth subassembly, be provided with a plurality of steam propulsion nozzles along circumference on the activity section of thick bamboo inner wall that the cloth subassembly corresponds, the slope of steam propulsion nozzle sets up downwards, and the direction of spouting is unanimous with the rotation direction of cloth subassembly, be provided with on the outer wall of an activity section of thick bamboo with the communicating steam ring canal of steam propulsion nozzle.

2. The external pot loading device for the papermaking industry as set forth in claim 1, wherein: the cloth subassembly includes vertical pivot, and the lower extreme of pivot has the cloth blade along the circumference equipartition, and the upper end links to each other with the motor, and the motor links to each other with the support frame.

3. The external pot loading device for the papermaking industry as set forth in claim 1, wherein: the outer wall of the fixed cylinder is provided with a vertical lifting cylinder, and the lower end of the lifting cylinder is connected with the movable cylinder.

4. The external pot loading device for the papermaking industry as set forth in claim 1, wherein: the support frame includes the hollow bracing piece of a plurality of, and the one end of bracing piece links to each other with the inner wall of a movable section of thick bamboo, and the other end links to each other with the motor, and the electric wire of motor passes from the inside of bracing piece.

5. The external pot loading device for the papermaking industry as set forth in claim 1, wherein: the fixed cylinder, the movable cylinder, the distributing cone and the distributing component are arranged coaxially.

6. A boiling pan is characterized in that: comprising an external pot-filling according to any of claims 1 to 5.

7. A digester as claimed in claim 6 wherein: the pot is characterized by further comprising a pot body, an openable pot cover is arranged at the upper end of the pot body, the lower end of the movable cylinder is arranged above the pot cover, and the upper end of the fixed cylinder is connected with the feed hopper.

8. A digester as claimed in claim 7 wherein: the pot body is provided with a plurality of air suction openings.

9. Method for using a digester as claimed in any of claims 6-8, characterised in that it comprises the following steps:

10. The use method of claim 9, wherein in the step (2), the air in the pot body is extracted through the air extraction opening, so that the inside of the pot body is in a micro negative pressure state.