Paper squeezing and dewatering equipment

Abstract

The utility model relates to the technical field of paper dewatering, and discloses paper extrusion dewatering equipment which comprises an equipment table, a water receiving groove is formed in the middle of the equipment table, a water diversion table is fixedly connected to one end of the interior of the water receiving groove, and a water suction box is fixedly connected to the edge of the bottom end of the water diversion table. According to the paper squeezing and dewatering equipment, in the conveying process of paper, water contained in the paper naturally falls to the water diversion table under the gravity effect and then slides into the water suction box from the water diversion table, then the valve mechanism is closed, the air suction pump is started, and after water is squeezed out of the paper through the squeezing cylinder, one part of the paper naturally falls into the water suction box under the gravity effect; and secondly, the air suction pump performs air suction in the water guide tank, so that negative pressure suction force is formed in the water suction tank and the water guide tank, and the other part of extruded water falls into the water suction tank under the suction force, so that the extrusion water removal effect is improved, and meanwhile, the extruded wastewater is converged and concentrated to facilitate later treatment.

Description

Technical Field

[0001] The utility model relates to the technical field of paper dewatering, in particular to paper squeezing dewatering equipment. Background Art

[0002] Paper squeeze dewatering equipment is commonly used in the papermaking industry to treat wet paper to remove moisture from it, thereby achieving paper drying and forming. Their design and operation are aimed at minimizing water and energy consumption in the paper production process.

[0003] A paper compacting and dehydrating device disclosed in the utility model patent application disclosure specification CN210177271U, although, by setting the filter holes, when the paper moves synchronously with the conveyor belt, waste water can flow out from the filter holes, avoiding the waste water from remaining on the dehydrating device, affecting the subsequent dehydration effect of the paper, and avoiding secondary soaking of the paper; by setting the air outlet cavity, the gas ejected from the air outlet cavity can be sprayed obliquely onto the paper, thereby achieving pre-dehydration of the paper.

[0004] However, the paper squeezing and dewatering equipment has the following disadvantages: (1) it is not convenient to collect wastewater by utilizing the negative pressure principle; (2) it is not convenient to automatically reel the squeezed paper. Utility Model Content

[0005] (1) Technical problems solved

[0006] In response to the deficiencies of the prior art, the present invention provides a paper squeezing and dewatering device, which solves the problems raised in the above background technology that it is inconvenient to use the negative pressure principle to collect wastewater and it is inconvenient to automatically rewind the squeezed paper.

[0007] (2) Technical solution

[0008] To achieve the above objectives, the present invention is implemented through the following technical solutions: a paper squeezing and dewatering device, comprising an equipment table, a water receiving trough is opened in the middle of the equipment table, one end of the interior of the water receiving trough is fixedly connected to a water diversion platform, a water suction box is fixedly connected to the edge of the bottom end of the water diversion platform, the bottom of the water suction box is through-connected to a water guide box, the top surface of the water guide box is through-connected to a negative pressure component, the negative pressure component includes an air guide chamber, an air inlet pipe and an air pump, one end of the water guide box is through-connected to a valve mechanism, one side of the equipment table is fixedly connected to a winding mechanism, the winding mechanism includes a motor table, a motor, a transmission shaft and a winding drum, two extrusion columns are provided at the edges of both sides of the water receiving trough, and the interior of the extrusion column is rotatably connected to the extrusion drum.

[0009] Optionally, a lap groove is provided on the top surface of the water suction box, and a filter mesh is embedded in the lap groove.

[0010] Optionally, one end of the air guide chamber is connected to the top surface of the water guide box, the top of the air guide chamber is connected to an air intake pipe, and one end of the air intake pipe is connected to an air pump.

[0011] Optionally, the valve mechanism includes a water pipe connected to one end of the water box, and a valve is provided at one end of the water pipe.

[0012] Optionally, support columns are fixedly connected to the top surface of the equipment table on all four sides, and pads are fixedly connected to the bottoms of the four support columns.

[0013] Optionally, the side of the motor table is fixedly connected to one side of the equipment table, the top surface of the motor table is fixedly connected to the motor, the output end of the motor is fixedly connected to the transmission shaft, and the surface of the transmission shaft is sleeved with a winding drum.

[0014] Optionally, one end of the outer surface of the transmission shaft is rotatably connected to a fixed platform, and the other end of the outer surface of the transmission shaft is rotatably connected to a disassembly platform. The top surface of the disassembly platform is hinged to a wrapping sheet through a hinge. Anchor holes are provided on the surfaces of the disassembly platform and the wrapping sheet, and the interiors of the anchor holes are threadedly connected to anchor threaded bolts. Limiting holes are provided on the surfaces of the transmission shaft and the winding drum, and the interiors of the limiting holes are threadedly connected to limiting bolts.

[0015] (3) Beneficial effects

[0016] The utility model provides a paper squeezing and dewatering device, which has the following beneficial effects:

[0017] 1. The paper squeezing and dewatering equipment is equipped with a water guide platform, a water suction box and a negative pressure component. During the paper conveying process, the water contained in the paper naturally falls to the water guide platform under the influence of gravity, and then slides from the water guide platform to the inside of the water suction box. Then, the valve mechanism is closed and the vacuum pump is started. After the paper passes through the extrusion cylinder to squeeze out the water, part of the paper naturally falls to the inside of the water suction box under the influence of gravity. Secondly, since the vacuum pump draws air in the water guide box, negative pressure suction is formed inside the water suction box and the water guide box. Therefore, another part of the squeezed water falls to the inside of the water suction box under the suction force, thereby improving the squeezing and dewatering effect. At the same time, the squeezed wastewater is collected and concentrated for easy later treatment.

[0018] 2. The paper squeezing and dewatering equipment, through the setting of the winding mechanism, connects the winding drum to the transmission shaft and fixes it with a limit bolt, and then fixes one end of the paper that has been pressed with water on the winding drum. The motor is started, and the motor drives the transmission shaft and the winding drum to automatically rewind, and at the same time, the paper is automatically squeezed out of the water in the squeezing drum, thereby improving the production efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1This is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the disassembled structure of the winding mechanism of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the water diversion platform, water suction box and water guide box of the utility model;

[0022] Figure 4 This is a schematic diagram of the disassembled structure of the water guide box, negative pressure component and valve mechanism of the utility model.

[0023] In the figure: 1. Equipment table; 2. Water receiving trough; 3. Water diversion table; 4. Water suction box; 5. Water guide box; 6. Negative pressure component; 601. Air guide chamber; 602. Air inlet pipe; 603. Air pump; 7. Valve mechanism; 701. Water guide pipe; 702. Valve; 8. Winding mechanism; 801. Motor table; 802. Motor; 803. Drive shaft; 804. Winding drum; 9. Support column; 10. Pad; 11. Fixing table; 12. Disassembly table; 13. Wrapping sheet; 14. Anchor threaded bolt; 15. Limit bolt; 16. Extrusion column; 17. Extrusion cylinder; 18. Filter mesh. DETAILED DESCRIPTION

[0024] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] See also Figures 1 to 4 The utility model provides a technical solution: a paper squeezing and dewatering device, comprising an equipment platform 1, a water receiving trough 2 is opened in the middle of the equipment platform 1, one end of the inner part of the water receiving trough 2 is fixedly connected to a water guide platform 3, the edge of the bottom end of the water guide platform 3 is fixedly connected to a water suction box 4, the bottom of the water suction box 4 is connected to a water guide box 5, the top surface of the water guide box 5 is connected to a negative pressure component 6, the negative pressure component 6 includes an air guide chamber 601, an air inlet pipe 602 and an air pump 603, through the comprehensive The setting improves the effect of squeezing water removal, and at the same time collects and concentrates the squeezed wastewater to facilitate later treatment. One end of the water guide box 5 is connected with a valve mechanism 7, and one side of the equipment table 1 is fixedly connected with a winding mechanism 8. The winding mechanism 8 includes a motor table 801, a motor 802, a transmission shaft 803 and a winding drum 804. Through the setting of the winding mechanism 8, the production efficiency of the equipment is improved. Two squeezing columns 16 are provided at the edges of both sides of the water receiving trough 2, and the internal rotation of the squeezing column 16 is connected to the squeezing drum 17.

[0026] The top surface of the water suction box 4 is provided with a lap groove, and a filter mesh 18 is embedded in the lap groove. The setting of the filter mesh 18 prevents impurities from entering the water suction box 4, which makes the interior difficult to clean and clogged.

[0027] One end of the air guide chamber 601 is connected to the top surface of the water guide box 5, and the top of the air guide chamber 601 is connected to the air intake pipe 602. One end of the air intake pipe 602 is connected to the air pump 603. The setting of the air guide chamber 601 facilitates the absorption force to the inside of the water guide box 5. At the same time, it is set on the top of the water guide box 5 without affecting its drainage.

[0028] The valve mechanism 7 includes a water pipe 701 connected to one end of the water guide box 5. A valve 702 is provided at one end of the water pipe 701. Through the setting of the valve 702, the one-way opening and closing of the water guide box 5 and the water suction box 4 are controlled, which facilitates the suction of the air pump 603 to form negative pressure.

[0029] The top surface of the equipment platform 1 is fixedly connected with support columns 9 on all sides, and the bottoms of the four support columns 9 are fixedly connected with pads 10. The comprehensive setting of the support columns 9 and the pads 10 can fix the equipment platform 1 and improve the stability of the equipment.

[0030] The side of the motor table 801 is fixedly connected to one side of the equipment table 1, and the top surface of the motor table 801 is fixedly connected to the motor 802. The output end of the motor 802 is fixedly connected to the transmission shaft 803. The surface of the transmission shaft 803 is sleeved with a winding drum 804. The setting of the winding drum 804 facilitates the collection of the squeezed paper.

[0031] One end of the outer surface of the transmission shaft 803 is rotatably connected to a fixed platform 11, and the other end of the outer surface of the transmission shaft 803 is rotatably connected to a disassembly platform 12. The top surface of the disassembly platform 12 is hinged to a wrapping piece 13 through a hinge. Anchor holes are provided on the surfaces of the disassembly platform 12 and the wrapping piece 13, and the insides of the anchor holes are threadedly connected to anchor threaded bolts 14. Limiting holes are provided on the surfaces of the transmission shaft 803 and the winding drum 804, and the insides of the limiting holes are threadedly connected to limiting bolts 15. The arrangement of the anchor threaded bolts 14 and the limiting bolts 15 facilitates the disassembly of the winding drum 804.

[0032] In the present invention, the working steps of the device are as follows:

[0033] Step 1: During the paper conveying process, the water contained in the paper naturally falls onto the water guide platform 3 under the influence of gravity, and then slides from the water guide platform 3 into the water suction box 4. Then, the valve mechanism 7 is closed and the air pump 603 is started. After the paper passes through the extrusion cylinder 17 and the water is squeezed out, a portion of the water naturally falls into the water suction box 4 under the influence of gravity. Secondly, the air pump 603 draws air in the water guide box 5, forming a negative pressure suction force between the water suction box 4 and the interior of the water guide box 5. Therefore, another portion of the squeezed water falls into the water suction box 4 under the suction force.

[0034] The second step: put the winding drum 804 on the transmission shaft 803 and fix it with the limit bolt 15, and then fix one end of the paper that has been pressed with water on the winding drum 804, start the motor 802, and the motor 802 drives the transmission shaft 803 and the winding drum 804 to automatically rewind, and at the same time, the paper is automatically squeezed out of water in the squeezing cylinder 17.

[0035] It should be noted that the device structure and drawings of the present invention mainly describe the principle of the present invention. In terms of the technology of the design principle, the settings of the device's power mechanism, power supply system, and control system are not fully described. However, those skilled in the art can clearly understand the details of its power mechanism, power supply system, and control system on the premise that they understand the principle of the above-mentioned utility model. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be implemented by simple programming by those skilled in the art.

[0036] The standard parts used can be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the components known to technical personnel in this field, their structures and principles can be known to these technical personnel through technical manuals or through conventional experimental methods.

[0037] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A paper squeezing and dewatering device, comprising a device platform (1), characterized in that: A water receiving trough (2) is provided in the middle of the equipment platform (1), one end of the interior of the water receiving trough (2) is fixedly connected to a water guide platform (3), a water suction box (4) is fixedly connected to the edge of the bottom end of the water guide platform (3), the bottom of the water suction box (4) is connected to a water guide box (5), the top surface of the water guide box (5) is connected to a negative pressure component (6), the negative pressure component (6) includes an air guide chamber (601), an air intake pipe (602) and an air pump (603), one end of the water guide box (5) is connected to a valve mechanism (7), one side of the equipment platform (1) is fixedly connected to a winding mechanism (8), the winding mechanism (8) includes a motor platform (801), a motor (802), a transmission shaft (803) and a winding drum (804), two extrusion columns (16) are provided at the edges of both sides of the water receiving trough (2), and the interior of the extrusion column (16) is rotatably connected to an extrusion drum (17).

2. The paper squeezing and dewatering device according to claim 1, characterized in that: A lap groove is provided on the top surface of the water suction box (4), and a filter mesh (18) is embedded in the lap groove.

3. The paper squeezing and dewatering device according to claim 1, characterized in that: One end of the air guide chamber (601) is connected to the top surface of the water guide box (5), the top of the air guide chamber (601) is connected to an air intake pipe (602), and one end of the air intake pipe (602) is connected to an air pump (603).

4. The paper squeezing and dewatering equipment according to claim 1, characterized in that: The valve mechanism (7) comprises a water pipe (701) connected to one end of the water guide box (5), and a valve (702) is provided at one end of the water pipe (701).

5. The paper squeezing and dewatering equipment according to claim 1, characterized in that: Support columns (9) are fixedly connected to the top surface of the equipment platform (1) on all four sides, and pads (10) are fixedly connected to the bottoms of the four support columns (9).

6. The paper squeezing and dewatering equipment according to claim 1, characterized in that: The side surface of the motor platform (801) is fixedly connected to one side of the equipment platform (1); the top surface of the motor platform (801) is fixedly connected to a motor (802); the output end of the motor (802) is fixedly connected to a transmission shaft (803); and the surface of the transmission shaft (803) is sleeved with a winding drum (804).

7. The paper squeezing and dewatering equipment according to claim 6, characterized in that: One end of the outer surface of the transmission shaft (803) is rotatably connected to a fixing platform (11), and the other end of the outer surface of the transmission shaft (803) is rotatably connected to a disassembly platform (12). The top surface of the disassembly platform (12) is hinged to a wrapping sheet (13) via a hinge. Anchor holes are provided on the surfaces of the disassembly platform (12) and the wrapping sheet (13), and the interiors of the anchor holes are threadedly connected to anchor threaded bolts (14). Limiting holes are provided on the surfaces of the transmission shaft (803) and the winding drum (804), and the interiors of the limiting holes are threadedly connected to limiting bolts (15).

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