CN216074519U

CN216074519U - Net blanket washing device and online cleaning system of paper machine

Info

Publication number: CN216074519U
Application number: CN202122320560.3U
Authority: CN
Inventors: 于好军; 田式友; 许学强; 白圣伟; 李国明
Original assignee: Dongying Huatai Qinghe Industrial Co ltd
Current assignee: Dongying Huatai Qinghe Industrial Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-18
Anticipated expiration: 2031-09-24

Abstract

The utility model provides a net blanket washing device and an online cleaning system of a paper machine, relating to the technical field of paper making equipment, and adopting the following scheme: the net blanket washing device comprises a spray pipe, a water inlet is formed in the spray pipe, a plurality of nozzles are arranged on the side wall of the spray pipe, the left end of the spray pipe is connected with a guide shaft, a left guide assembly is installed on the guide shaft, the right end of the spray pipe is connected with a transmission shaft, a right guide assembly is installed on the transmission shaft, a driving seat is connected to the transmission shaft, an eccentric shaft is connected to the driving seat, one end of the eccentric shaft is rotatably connected with the driving seat, the other end of the eccentric shaft is connected with a power assembly, the spray pipe, the guide shaft, the transmission shaft is horizontally arranged, and the eccentric shaft is vertically arranged. The on-line cleaning system comprises a plurality of the above-mentioned net carpet washing devices, and also comprises a pipeline and a plurality of regulating valves. The cleaning effect can be improved, and meanwhile, the control points are reduced, the energy consumption is reduced, the service life of the net blanket is prolonged, and the use cost of the cleaning device is reduced.

Description

Net blanket washing device and online cleaning system of paper machine

Technical Field

The utility model relates to the technical field of papermaking equipment, in particular to a net blanket washing device and an online cleaning system of a paper machine.

Background

The papermaking machine is a continuous paper production device with very high automation, the trimming of wet paper sheets and the adjustment of paper guiding paper webs need to be completed by high-pressure water, and a net part forming net and a press part felt also need to be cleaned by high-pressure water in time, so that attachments on the net and the felt are cleaned, and the cleanness and the air permeability of the net and the felt are ensured. Because of different requirements on the pressure of high-pressure water, most of the existing online cleaning systems of the paper machines operate independently by a plurality of washing devices, are not integrated into a system, and have more water pumps and more control points. Meanwhile, the existing washing device has various technologies, and the principle of the existing washing device is not beyond the blanket washing law, namely the blanket longitudinally runs for a circle, and the nozzle transversely moves for the distance of one spray hole.

Although the full-width type net carpet washing device is used, the whole device is complex in structure, large in size, not beneficial to installation and maintenance, and high in purchasing cost and using cost.

Therefore, the development of a simple-structure, convenient-to-install and low-cost net carpet washing device is an urgent need to solve the problem. Through the change of the equipment system, the improvement of the cleaning effect can be ensured, and meanwhile, the control points, the energy consumption and the service life of the net blanket and the use cost of the cleaning device are reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a net carpet washing device, which aims to solve the problems of complex structure, large volume, inconvenience for installation and maintenance and high cost of the conventional full-width net carpet washer.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the net blanket washing device comprises a spraying pipe, wherein a water inlet is formed in the spraying pipe, a plurality of nozzles are arranged on the side wall of the spraying pipe and are arranged at intervals along the longitudinal direction of the spraying pipe, the left end of the spraying pipe is connected with a guide shaft, a left guide assembly is installed on the guide shaft, the right end of the spraying pipe is connected with a transmission shaft, a right guide assembly is installed on the transmission shaft, a driving seat is connected onto the transmission shaft, an eccentric shaft is connected onto the driving seat, one end of the eccentric shaft is rotatably connected with the driving seat, a power assembly is connected to the other end of the eccentric shaft, the spraying pipe, the guide shaft and the transmission shaft are arranged horizontally, and the eccentric shaft is arranged vertically. Through power component drive eccentric shaft rotation, the rotation that the eccentric shaft was in drives the reciprocal linear motion of drive seat in the horizontal direction, and the motion range is not big, makes the removal adaptation wire side washing of nozzle, and left side direction subassembly and right direction subassembly are used for spacing and direction the both sides of shower, make its stable horizontal motion that carries on, and a plurality of nozzles reach the better cleaning performance to the wire side. The structure is simple, the maintenance is facilitated, the control points are reduced, the energy consumption is reduced, the installation is convenient, and the cost is low.

Further, the left guide assembly includes an operator-side bearing housing. The operation side bearing block is provided with an operation side end cover, and the operation side end cover is provided with a guide block.

Furthermore, a guide groove is formed in the guide shaft. The installation of the guide shaft on the bearing seat on the operation side is realized, and the stable guiding function is realized.

Furthermore, the driving assembly comprises a motor and a speed reducer, and the motor is in transmission connection with the transmission shaft through the speed reducer.

Further, the right guide assembly comprises a transmission side bearing seat, a transmission side end cover is arranged on the transmission side bearing seat, and the speed reducer is connected to the transmission side end cover. Realize drive assembly's fixed, guarantee the transmission compactness.

Furthermore, a deep groove ball bearing is arranged between the transmission shaft and the driving seat. The driving seat adopts a ring groove design.

Furthermore, the orifice aperture of the nozzle is 0.3-0.5 mm.

In addition, the utility model also provides an online cleaning system of the paper machine, which comprises a plurality of the above-mentioned net carpet washing devices, and also comprises a clean water tank, a water outlet valve, a high-pressure water pump, an in-use filter valve, an in-use filter, a forming net cleaning water regulating valve, a felt cleaning water electric regulating valve and a water adjusting electric regulating valve for trimming and guiding paper web which are connected together through a pipeline.

Furthermore, a spare filter valve is connected in parallel with the used filter valve.

According to the technical scheme, the utility model has the following advantages:

on the one hand, the utility model provides a net blanket washing device, through power component drive eccentric shaft rotation, the rotation that the eccentric shaft was in drives the reciprocating linear motion of drive seat on the horizontal direction, and the motion range is not big, makes the removal adaptation wire side of nozzle wash, and left side direction subassembly and right direction subassembly are used for spacing and direction to the both sides of shower, make its stable horizontal motion that carries on, and a plurality of nozzles reach the better cleaning performance to the wire side. The structure is simple, the maintenance is facilitated, the control points are reduced, the energy consumption is reduced, the installation is convenient, and the cost is low.

On the other hand, the on-line cleaning system of the paper machine is provided, a plurality of independent mesh blanket washing devices are integrated, the power consumption is reduced, the requirements of different pressures are met, the clear water pressure is improved, and the water consumption per ton of paper is reduced.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure, 1, a clean water tank, 2, a water outlet valve, 3, a high-pressure water pump, 4, a spare filter valve, 5, an in-use filter valve, 6, an in-use filter, 7, a high-pressure water pump frequency converter, 8, a forming net cleaning water PID controller, 9, a felt cleaning water PID controller, 10, a trimming and guiding paper web adjusting water PID controller, 11, a trimming and guiding paper web adjusting water pressure transmitter, 12, a felt cleaning water pressure transmitter, 13, a forming net cleaning water pressure transmitter, 14, a forming net cleaning water adjusting valve, 15, a felt cleaning water electric adjusting valve, 16, a trimming and guiding paper web adjusting water electric adjusting valve, 17, a total pressure transmitter, 18, a guide groove, 19, an operation side end cover, 20, an operation side bearing seat, 21, a guide shaft, 22, a nozzle, 23, a driving seat, 24, a speed reducer, 25 and a deep groove ball bearing, 26. a transmission side end cover 27, a transmission side bearing seat 28, a spray pipe 29, a water inlet 30 and a guide sleeve.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.

Detailed description of the preferred embodiment 1

As shown in fig. 1, this embodiment provides a mesh blanket washing device, including shower 28, be provided with water inlet 29 on shower 28, be provided with a plurality of nozzles 22 on the lateral wall of shower 28, a plurality of nozzles 22 are arranged along the longitudinal interval of shower 28, the left end of shower 28 is connected with guiding axle 21, install left direction subassembly on the guiding axle 21, the right-hand member of shower 28 is connected with the transmission shaft, install right direction subassembly on the transmission shaft, be connected with driving seat 23 on the transmission shaft, be connected with the eccentric shaft on driving seat 23, the one end of eccentric shaft and driving seat 23 rotatable coupling, the other end of eccentric shaft is connected with power component, shower 28, guiding axle 21, the transmission shaft is horizontal arrangement, the eccentric shaft is vertical arrangement. Through power component drive eccentric shaft rotation, the rotation of eccentric shaft drive seat 23 reciprocating linear motion in the horizontal direction, and the motion range is not big, makes the removal of nozzle 22 adapt to the wire side and washs, and left side direction subassembly and right direction subassembly are used for spacing and direction to the both sides of shower 28, make its stable horizontal motion that carries on, and a plurality of nozzles 22 reach the better cleaning performance to the wire side. The structure is simple, the maintenance is facilitated, the control points are reduced, the energy consumption is reduced, the installation is convenient, and the cost is low.

Wherein, the left guide assembly comprises an operation side bearing seat 20, an operation side end cover 19 is arranged on the operation side bearing seat 20, and a guide block is arranged on the operation side end cover 19. The guide shaft 21 is provided with a guide groove 18, which enables the guide shaft 21 to be mounted on the operation-side bearing housing 20 and enables a stable guiding action.

Wherein, drive assembly includes motor and speed reducer 24, and the motor passes through speed reducer 24 and is connected with the transmission shaft transmission. The right guide assembly comprises a transmission side bearing seat 27, a transmission side end cover 26 is arranged on the transmission side bearing seat 27, and the speed reducer 24 is connected to the transmission side end cover 26, so that the drive assembly is fixed, and the transmission tightness is guaranteed. A deep groove ball bearing 25 is arranged between the transmission shaft and the driving seat 23, and the driving seat 23 adopts a ring groove design.

In addition, the nozzle orifice caliber of the nozzle 22 in the scheme is 0.3-0.5 mm; the carpet cleaning device is moved back and forth a distance equal to the distance between the two nozzles 22.

Detailed description of the preferred embodiment 2

As shown in fig. 2, the present embodiment provides an on-line cleaning system for a paper machine, which comprises a plurality of on-line carpet washing apparatuses of embodiment 1, and further comprises a clean water tank 1, a water outlet valve 2, a high-pressure water pump 3, an on-use filter valve 5, an on-use filter 6, a forming fabric cleaning water regulating valve 14, a felt cleaning water electric regulating valve 15, an edge cutting and paper web guiding adjusting water electric regulating valve 16, which are connected together through a pipeline, and a spare filter valve 4 is connected in parallel to the on-use filter valve 5. When the device works, clean water in the clean water tank 1 passes through the water outlet valve 2 and is output under pressure by the high-pressure water pump 3, and then is distributed to the forming net cleaning water regulating valve 14, the felt cleaning water electric regulating valve 15 and the trimming and paper web guiding adjusting water electric regulating valve 16 through the filter valve 5 and the filter 6. The high-pressure clear water after being shunted reaches water using equipment after being adjusted by a forming net cleaning water adjusting valve 14, a felt cleaning water electric adjusting valve 15 and a trimming and paper guiding paper web adjusting water electric adjusting valve 16.

Three shunted water pressure signals are transmitted to a trimming and paper web guiding adjusting water pressure transmitter 11, a felt cleaning water pressure transmitter 12 and a forming net cleaning water pressure transmitter 13 to a trimming and paper web guiding adjusting water PID controller 10, a felt cleaning water PID controller 9 and a forming net cleaning water PID controller 8, the PID controllers are compared with set values according to the signals and then adjusted to a forming net cleaning water regulating valve 14, a felt cleaning water electric regulating valve 15 and trimming and paper web guiding adjusting water electric regulating valve 16, a total pressure transmitter 17 outputs water pressure signals to a high pressure water pump frequency converter 7, the high pressure water pump frequency converter 7 adjusts the rotating speed of a high pressure water pump 3 according to the water pressure signals, and the purpose of energy saving is achieved.

The terms "upper", "lower", "outside", "inside", and the like in the description and claims of the present invention and the above-described drawings (if any) are used for distinguishing relative positions without necessarily being construed qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The net blanket washing device is characterized by comprising a spraying pipe, wherein a water inlet is formed in the spraying pipe, a plurality of nozzles are arranged on the side wall of the spraying pipe and are arranged at intervals along the longitudinal direction of the spraying pipe, a guide shaft is connected to the left end of the spraying pipe, a left guide assembly is installed on the guide shaft, a transmission shaft is connected to the right end of the spraying pipe, a right guide assembly is installed on the transmission shaft, a driving seat is connected to the transmission shaft, an eccentric shaft is connected to the driving seat, one end of the eccentric shaft is rotatably connected with the driving seat, a power assembly is connected to the other end of the eccentric shaft, the spraying pipe, the guide shaft and the transmission shaft are arranged horizontally, and the eccentric shaft is arranged vertically.

2. The clothing washing system of claim 1, wherein the left guide assembly includes an operator-side bearing housing.

3. The carpet washing apparatus according to claim 2, characterized in that the guide shaft is provided with a guide groove.

4. The carpet washing apparatus according to claim 1, wherein the drive assembly comprises a motor and a speed reducer, the motor being drivingly connected to the drive shaft via the speed reducer.

5. The carpet washing apparatus of claim 4, wherein the right guide assembly includes a drive-side bearing block having a drive-side end cap thereon, the reducer being connected to the drive-side end cap.

6. The carpet washing apparatus of claim 5, wherein a deep groove ball bearing is provided between the drive shaft and the drive seat.

7. The carpet washing apparatus according to claim 1, wherein the orifice diameter of the nozzle is 0.3-0.5 mm.

8. An on-line cleaning system of a paper machine, which is characterized by comprising a plurality of the net carpet washing devices of any one of claims 1 to 7, and further comprising a clean water tank, a water outlet valve, a high-pressure water pump, an on-use filter valve, an on-use filter, a forming net cleaning water regulating valve, a felt cleaning water electric regulating valve and a trimming and paper guiding paper web adjusting water electric regulating valve which are connected together through a pipeline.

9. An in-line cleaning system for a paper machine according to claim 8, characterized in that a backup filter valve is connected in parallel to said in-use filter valve.