CN218993945U

CN218993945U - Preheating and drying device for manufacturing moistureproof paperboard

Info

Publication number: CN218993945U
Application number: CN202222742233.1U
Authority: CN
Inventors: 胡怀林
Original assignee: Bengbu Jinniu Packaging Co ltd
Current assignee: Bengbu Jinniu Packaging Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-05-09
Anticipated expiration: 2032-10-18

Abstract

The utility model relates to the technical field of paperboard drying, in particular to a preheating and drying device for manufacturing a moistureproof paperboard, which is provided with a turnover device capable of realizing turnover work on the paperboard, so that the two sides of the paperboard can realize uniform drying work, paper can be quickly moved to the outside without resetting through a double-layer conveying belt, an electric heating plate is also arranged in the conveying belt, and the paperboard can be quickly preheated. According to the utility model, through the turnover structure, the end face of one side of the paper which cannot be dried quickly due to contact with the conveying belt can be effectively contacted with air, so that the paper drying efficiency is improved, and meanwhile, the quality of a paper drying finished product is improved.

Description

Preheating and drying device for manufacturing moistureproof paperboard

Technical Field

The utility model relates to the technical field of paperboard drying, in particular to a preheating and drying device for manufacturing a moistureproof paperboard.

Background

Before the dampproof paper board is manufactured, the paper board needs to be dried, so that the moisture in the paper board is prevented.

When the paperboard is preheated and dried, if blown hot air is directly contacted with the paperboard, the paperboard can be rolled up along with the rapid drying of the paperboard and the rapid temperature rise of the surface of the paperboard, so that the paperboard cannot be normally used subsequently.

Application number: when the paper board is dried, one side end face of the paper board contacts with a sealing surface such as a conveying belt due to the requirement of conveying, and when the paper board is dried, the paper board drying device designed by CN202110962194.3 has the condition that the paper board is not completely dried.

Disclosure of Invention

The utility model aims to provide a preheating and drying device for manufacturing a moistureproof paperboard, which is used for overcoming the defects in the prior art.

The preheating and drying device for manufacturing the moistureproof paperboard comprises a box body, wherein an upper air inlet box is fixedly arranged on the upper end surface of the box body, and two upper exhaust boxes are symmetrically arranged on the left side and the right side of the upper air inlet box and fixedly arranged on the left side and the right side of the upper air inlet box;

the drying box comprises a box body, and is characterized in that a drying cavity is arranged in the box body, two paper inlets and outlets are formed in left and right walls of the drying cavity in a bilateral symmetry mode and are communicated with each other, two guide rollers are arranged on the left and right walls of the drying cavity in a vertical symmetry mode in a rotation mode, four transmission rollers are arranged in the drying cavity in a vertical symmetry mode and are rotated, transmission belts are wound on the outer circular surfaces of the transmission rollers in a rotation mode, the transmission belts are made of breathable materials, two turnover supports capable of moving up and down are symmetrically arranged in the drying cavity in a front-back mode, and end faces of one side of the turnover supports close to the center are connected with front end faces and back end faces of the transmission rollers in a rotation mode.

Preferably, a dryer is fixedly arranged on the lower wall of the drying cavity, and the dryer can reduce the humidity in the drying cavity.

Preferably, the upper wall of the drying cavity is communicated with a blowing cavity, the upper wall of the blowing cavity is provided with air inlets communicated with the outside everywhere, a heating roller is fixedly arranged in the blowing cavity, and the heating roller can play a role in heating.

Preferably, the rotation of blowing chamber is equipped with the rotation fan, the fixed dustproof filter that is equipped with of rotation fan downside, dustproof filter can play dustproof filterable effect.

Preferably, the conveying rollers on the left side and the right side are fixedly provided with heating plates on one side close to the center, the front end face and the rear end face of the heating plates are fixedly connected with the turnover support on the same side, and the heating plates can play a role in heating.

Preferably, two temperature detectors are fixedly arranged on the upper sides of the left wall and the right wall of the drying cavity, and the temperature detectors can detect the temperature in the drying cavity.

Preferably, the front wall and the rear wall of the drying cavity are symmetrical in front-back direction and are rotationally provided with rotating discs, and two moving cavities are symmetrically arranged on the rotating discs, which are close to the end face of one side of the turnover support, up and down.

Preferably, a moving block capable of moving up and down is arranged in the moving cavity, the moving block is close to the end face of one side of the transmission roller and is fixedly connected with the end face of one side of the turnover support, which is far away from the transmission roller, a rotating shaft is rotationally arranged in the moving cavity, and the outer circular surface of the rotating shaft is in threaded connection with the moving block on the same side.

Preferably, a control panel is fixedly arranged on the front end face of the box body, and the control panel can play a role in controlling the starting of all motors.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, through the electric heating plate structure and the indirect-contact hot air blowing structure, the paperboard is heated uniformly while the normal operation of paperboard drying can be ensured, and the phenomenon of curling can not occur.

2. According to the utility model, through the turnover structure, the end face of one side of the paper which cannot be dried quickly due to contact with the conveying belt can be effectively contacted with air, so that the paper drying efficiency is improved, and meanwhile, the quality of a paper drying finished product is improved.

Drawings

Fig. 1 is an external schematic front view of the present utility model;

FIG. 2 is an external schematic left side view of the present utility model;

FIG. 3 is an external schematic bottom view of the present utility model;

FIG. 4 is a schematic view of the whole structure of a preheating and drying device for manufacturing moistureproof paper boards;

FIG. 5 is a schematic view of the conveyor belt of FIG. 3 according to the present utility model;

FIG. 6 is a schematic view of the structure of the heating plate of FIG. 5 according to the present utility model;

fig. 7 is a schematic view of the structure of the case of fig. 3 according to the present utility model.

In the figure:

11. a case; 12. an upper exhaust box; 13. an upper inlet box; 14. an air inlet hole; 15. a control panel; 16. a paper inlet and outlet; 17. a temperature detector; 18. a drying chamber; 19. a guide roller; 20. a blowing cavity; 21. rotating the fan; 22. a dust-proof filter plate; 23. a heating roller; 24. a conveying roller; 25. a transmission belt; 26. a heating plate; 27. a dryer; 28. a turn-over bracket; 29. a moving block; 30. a rotating disc; 31. a moving chamber; 32. and (3) rotating the shaft.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary and intended to explain the present utility model and should not be construed as limiting the present utility model

Limitation of the type.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

Example 1

Referring to fig. 1-7, in a first embodiment of the present utility model, an embodiment of a preheating and drying device for manufacturing moisture-proof paper board is provided, and the preheating and drying device comprises a box body 11, wherein an upper air inlet box 13 is fixedly arranged on the upper end surface of the box body 11, and two upper air outlet boxes 12 are symmetrically arranged on the left and right sides of the upper air inlet box 13 and fixedly arranged on the left and right sides of the upper air inlet box;

the drying box is characterized in that a drying cavity 18 is arranged in the box body 11, two paper inlets and outlets 16 are formed in left and right walls of the drying cavity 18 in a bilateral symmetry mode and are communicated, two guide rollers 19 are arranged on the left and right walls of the drying cavity 18 in a vertical symmetry mode in a rotation mode, four transmission rollers 24 are arranged in the drying cavity 18 in a vertical symmetry mode in a rotation mode, a transmission belt 25 is wound on the outer circular surface of each transmission roller 24 in a rotation mode, the transmission belt 25 is made of breathable materials, two turnover supports 28 capable of moving up and down are symmetrically arranged in the drying cavity 18 in a front-back mode, and the end face, close to the center, of one side of each turnover support 28 is in rotary connection with the front-back end face of each transmission roller 24.

A dryer 27 is fixedly arranged on the lower wall of the drying cavity 18, and the dryer 27 can reduce the humidity in the drying cavity 18.

The upper wall of the drying cavity 18 is communicated with a blowing cavity 20, the upper wall of the blowing cavity 20 is provided with air inlets 14 communicated with the outside everywhere, a heating roller 23 is fixedly arranged in the blowing cavity 20, and the heating roller 23 can play a role in heating.

The rotary fan 21 is rotationally arranged in the blowing cavity 20, a dustproof filter plate 22 is fixedly arranged on the lower side of the rotary fan 21, and the dustproof filter plate 22 can play a role in dustproof filtration.

By placing the paper board outside into the paper inlet and outlet 16, driving the paper inlet and outlet 16 to move into the drying cavity 18 and above the conveying belt 25 by the rotation of the guide roller 19, and then by starting the rotating fan 21 and the heating roller 23, the rotating fan 21 rotates to enable the heat generated by the heating roller 23 to enter the drying cavity 18 along with the air circulation, and meanwhile, the dryer 27 is arranged to enable the air in the drying cavity 18 to be in a drier state.

Example 2

Referring to fig. 1-7, in a second embodiment of the present utility model, based on the previous embodiment, specifically, a heating plate 26 is fixedly disposed on one side of the conveying roller 24 on the left and right sides near the center, front and rear end surfaces of the heating plate 26 are fixedly connected with the turn-over supports 28 on the same side, and the heating plate 26 can perform a heating function.

Two temperature detectors 17 are fixedly arranged on the upper sides of the left wall and the right wall of the drying cavity 18, and the temperature detectors 17 can detect the temperature in the drying cavity 18.

The paper on the conveyor belt 25 can be heated through the heating plate 26, so that the temperature of the lower surface of the paper is raised, and meanwhile, the temperature in the drying cavity 18 is detected through the temperature detector 17, so that the phenomenon of overheating is prevented.

Example 3

Referring to fig. 1-7, in a third embodiment of the present utility model, the above embodiment is based on the previous embodiment, specifically, the front wall and the rear wall of the drying chamber 18 are symmetrical and rotate to form a rotating disc 30, and two moving chambers 31 are symmetrically arranged on the end surface of the rotating disc 30 near one side of the turnover support 28.

The movable block 29 capable of moving up and down is arranged in the movable cavity 31, the end face of one side of the movable block 29, which is close to the transmission roller 24, is fixedly connected with the end face of one side, which is far away from the transmission roller 24, of the turnover support 28, a rotating shaft 32 is rotationally arranged in the movable cavity 31, and the outer circular surface of the rotating shaft 32 is in threaded connection with the movable block 29 on the same side.

The front end face of the box body 11 is fixedly provided with a control panel 15, and the control panel 15 can play a role in controlling the starting of all motors of the utility model.

The turning supports 28 on the upper side and the lower side are driven to move to the center side through the rotation of the rotating shafts 32 until the upper conveying belt 25 is attached to the paperboard, at the moment, the turning plates 30 are rotated to enable the turning supports 28 on the two sides and the conveying belt 25 to rotate, then the rotating shafts 32 are reversely rotated to enable the conveying belts 25 on the two sides to move to the side far away from the center, so that the paper turning action is completed, paper on the lower side is contacted with air in the drying cavity 18 originally, drying efficiency is accelerated, and the dried paper is discharged out of the drying cavity 18 through the paper inlet and outlet 16, and drying work can be completed.

The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.

Claims

1. The utility model provides a dampproofing cardboard is made with preheating drying device, includes box (11), its characterized in that: the upper end face of the box body (11) is fixedly provided with an upper air inlet box (13), and two upper exhaust boxes (12) are symmetrically arranged on the left side and the right side of the upper air inlet box (13) and fixedly arranged;

be equipped with stoving chamber (18) in box (11), two wall bilateral symmetry and intercommunication are equipped with two paper and import and export (16) about stoving chamber (18), two wall bilateral symmetry about stoving chamber (18) and rotation are equipped with two guide rolls (19), symmetry about in stoving chamber (18) and rotation are equipped with everywhere transmission roller (24), the left and right sides transmission roller (24) outer disc rotation is around there being conveyer belt (25), the symmetry is equipped with two turn-over supports (28) that can reciprocate about in stoving chamber (18), turn-over support (28) be close to central one side terminal surface with both ends face rotate around transmission roller (24) and be connected.

2. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 1, wherein: a dryer (27) is fixedly arranged on the lower wall of the drying cavity (18).

3. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 1, wherein: the drying device is characterized in that a blowing cavity (20) is arranged on the upper wall of the drying cavity (18) in a communicated mode, air inlets (14) which are communicated with the outside are formed in the periphery of the upper wall of the blowing cavity (20), and a heating roller (23) is fixedly arranged in the blowing cavity (20).

4. A pre-heating and drying apparatus for manufacturing moisture-proof paper sheet as defined in claim 3, wherein: the air blowing cavity (20) is rotationally provided with a rotary fan (21), and a dustproof filter plate (22) is fixedly arranged on the lower side of the rotary fan (21).

5. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 1, wherein: the conveying rollers (24) on the left side and the right side are fixedly provided with heating plates (26) on one side close to the center, and the front end surface and the rear end surface of the heating plates (26) are fixedly connected with the turnover supports (28) on the same side.

6. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 1, wherein: two temperature detectors (17) are fixedly arranged on the upper sides of the left wall and the right wall of the drying cavity (18).

7. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 1, wherein: the drying cavity (18) is characterized in that front and back walls of the drying cavity are symmetrical in front and back, a rotating disc (30) is rotationally arranged, and two moving cavities (31) are vertically symmetrically arranged on the end face of one side of the rotating disc (30) close to the turnover support (28).

8. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 7, wherein: the movable block (29) capable of moving up and down is arranged in the movable cavity (31), the movable block (29) is close to the end face on one side of the transmission roller (24) and is fixedly connected with the end face on one side of the turnover support (28) away from the transmission roller (24), a rotating shaft (32) is rotationally arranged in the movable cavity (31), and the outer circular surface of the rotating shaft (32) is in threaded connection with the movable block (29) on the same side.

9. The preheating and drying apparatus for manufacturing moisture-proof paper sheet as claimed in claim 1, wherein: the front end face of the box body (11) is fixedly provided with a control panel (15).