Wind power shred feeding, impurity removing and screening device
By introducing air silo selection and vibration screen into the wind power wire feeding system, the wind power and vibration functions are used to solve the problem of debris separation in tobacco wire, the purity of tobacco wire is improved, and the high-quality operation of the cigarette machine is ensured.
Patent Information
- Application Number
- CN202420567167.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-18
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-03-18
AI Technical Summary
The purity of tobacco threads in the existing wind power wire delivery system is low, and it is mixed with debris such as stems, which affects the product quality of the finished tobacco threads.
Design a wind power wire transfer and impurity removal screening device, including air silo selection and vibration screen, using the wind power provided by the negative pressure discharge pipe and the air replenishment fan, combined with the vibration function of the vibration screen, to separate the tobacco and stem marks. The outgoing debris automatically enters the debris discharge pipe, and the pure tobacco is sent to the cigarette machine.
By separating debris such as tobacco and stems in real time, the purity of tobacco is significantly improved and the quality of finished tobacco is ensured.
Smart Images
Figure CN222149048U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cigarette production equipment, in particular to a wind-powered wire conveying impurity removal and screening device. Background Art
[0002] With the continuous development of the tobacco industry, the widespread use of high-speed cigarette making machines, and the increase in diversified market demands, the output of cigarette products has also shown a trend of rapid growth. Cigarette making machines have higher and higher requirements for the purity of incoming tobacco, and the incoming tobacco is transported to the cigarette making machine through the wind-powered wire feeding system. At present, the tobacco delivered to the cigarette making machine through the wind-powered wire feeding system has a low purity and is mixed with sundries such as stems, which affects the product quality of the finished tobacco. Utility Model Content
[0003] The utility model aims to overcome the shortcomings of the prior art and provides a wind-powered tobacco-feeding impurity-removing and screening device to achieve real-time separation of finished tobacco shreds from impurities such as stems and sticks, thereby improving the purity of tobacco shreds.
[0004] The utility model is realized by the following technical solutions:
[0005] A pneumatic wire feeding impurity removal and screening device comprises a pneumatic separation bin, wherein a feed port on one side of the bottom end of the pneumatic separation bin is connected to a feed pipe, a discharge port on one side of the top end of the pneumatic separation bin is connected to a negative pressure discharge pipe, a return air port on the top end of the pneumatic separation bin is connected to a return air duct, a vibrating screen is arranged at the bottom end of the pneumatic separation bin, the bottom of the vibrating screen is mounted on an adjustable bracket through a plurality of vibration-damping springs, the adjustable bracket is movably mounted on a fixed bracket, and the inclination angle of the adjustable bracket relative to the fixed bracket can be adjusted, the bottom of the vibrating screen is connected to the air outlet of a make-up air fan through a sealed make-up air hood, the other end of the return air duct is connected to the air inlet of the make-up air fan, a debris discharge port is arranged at one end of the vibrating screen, the bottom of the debris discharge port of the vibrating screen is connected to a debris discharge pipe, and the material in the pneumatic separation bin is selected by relying on the negative pressure of the negative pressure discharge pipe and the make-up air provided by the air outlet of the make-up air fan.
[0006] As a preferred embodiment of the above-mentioned impurity removal and screening device, the adjustable bracket includes two symmetrically arranged adjusting bracket rods on the left and right, each adjusting bracket rod is provided with an arc-shaped waist groove, and a screw is passed through the arc-shaped waist groove and tightened on the fixed bracket to achieve locking installation of the adjusting bracket rod, and the inclination angle of the adjusting bracket rod is adjusted by adjusting the relative position of the screw and the arc-shaped waist groove.
[0007] As a preferred solution of the above-mentioned impurity removal and screening device, each of the adjusting bracket rods is provided with two vibration-damping springs, the top ends of the four vibration-damping springs on the two adjusting bracket rods are respectively connected to the bottom of the vibrating screen, and the vibrating screen is elastically supported by the four vibration-damping springs. A vibration motor is also provided on the fixed bracket, and the output end of the vibration motor is fixedly connected to the bottom of the vibrating screen through a connecting bracket.
[0008] As a preferred solution of the above impurity removal and screening device, two left and right forked fixing frames are provided on the top of the fixing bracket, and two adjusting bracket rods are respectively installed on the inner sides of the two forked fixing frames.
[0009] As a preferred embodiment of the above-mentioned impurity removal and screening device, the impurity discharge port is arranged at the lower end of the vibrating screen, and the feed port of the air separation bin is arranged close to the higher end of the vibrating screen.
[0010] As a preferred embodiment of the above-mentioned impurity removal and screening device, a filter is provided at the return air outlet at the top of the air separation bin.
[0011] Compared with the prior art, the utility model has the following advantages:
[0012] The utility model provides a wind-powered wire conveying impurity removal and screening device, which adds a wind selection bin to the wind-powered wire conveying system and sets a vibrating screen in the wind selection bin, thereby separating shredded tobacco from sundries such as stems and sticks under the action of the negative pressure of the negative pressure discharge pipe and the wind force of the make-up air provided by the air outlet of the make-up air fan, the separated sundries such as stems and sticks remain on the vibrating screen, and the sundries automatically enter the sundries discharge pipe through the vibrating vibrating screen for subsequent collection of the sundries, the separated shredded tobacco enters the negative pressure discharge pipe upward, and is finally fed into the cigarette making machine, thereby ensuring the purity of the shredded tobacco fed into the cigarette making machine. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a stereogram of the utility model.
[0014] Figure 2 It is a stereogram of another viewing angle of the utility model.
[0015] Figure 3 It is a three-dimensional diagram of the installation structure of the vibrating screen part of the utility model.
[0016] Figure 4 yes Figure 3 Another perspective of the stereogram.
[0017] Numbers in the figure: 1 air selection bin; 2 feeding pipe; 3 negative pressure discharge pipe; 4 return air pipe; 5 vibrating screen; 6 vibration damping spring; 7 fixed bracket; 8 air supply hood; 9 air supply fan; 10 debris discharge port; 11 debris discharge pipe; 12 adjustment bracket rod; 13 fork fixing bracket; 14 arc waist groove; 15 vibration motor; 16 connecting bracket; 17 vertical wire feeding pipe; 18 baffle. DETAILED DESCRIPTION
[0018] The following is a detailed description of an embodiment of the utility model. This embodiment is implemented on the premise of the technical solution of the utility model, and a detailed implementation method and a specific operation process are given, but the protection scope of the utility model is not limited to the following embodiment.
[0019] See also Figures 1 to 4 The present embodiment discloses a wind-powered wire impurity removal and screening device, comprising a wind selection chamber 1, a feed port at one side of the bottom end of the wind selection chamber 1 connected to a feed pipe 2, a discharge port at one side of the top end of the wind selection chamber 1 connected to a negative pressure discharge pipe 3, a return air port at the top end of the wind selection chamber 1 connected to a return air pipe 4, and a filter is provided at the return air port at the top end of the wind selection chamber 1 to prevent tobacco from entering the return air pipe 4. A vibrating screen 5 is provided at the bottom end of the wind selection chamber 1, and the bottom of the vibrating screen 5 is mounted on an adjustable bracket through a plurality of damping springs 6, and the adjustable bracket is movably mounted on a fixed bracket 7, and the inclination angle of the adjustable bracket relative to the fixed bracket 7 can be adjusted, thereby adjusting the inclination angle of the vibrating screen 5 mounted on the adjustable bracket. The bottom of the vibrating screen 5 is connected to the air outlet of the air supply fan 9 through a sealed air supply cover 8, and the other end of the return air duct 4 is connected to the air inlet of the air supply fan 9. A debris discharge port 10 is opened at one end of the vibrating screen 5, and the debris discharge port 10 is set at the lower end of the vibrating screen 5, and the feed port of the air separation bin 1 is set near the higher end of the vibrating screen 5. The bottom of the debris discharge port 10 of the vibrating screen 5 is connected to the debris discharge pipe 11, and the negative pressure of the negative pressure discharge pipe 3 and the air supply provided by the air supply fan 9 outlet are used to realize the air separation of the materials in the air separation bin 1.
[0020] The adjustable bracket includes two symmetrically arranged left and right adjustment bracket rods 12, the bottom of the fixed bracket 7 is fixed to the ground, and the top of the fixed bracket 7 is provided with two forked fixing frames 13 on the left and right, and the two adjustment bracket rods 12 are respectively installed on the inner sides of the two forked fixing frames 13. Each adjustment bracket rod 12 is provided with an arc-shaped waist groove 14, and the screw is passed through the arc-shaped waist groove 14 and tightened on the fixed bracket 7 to realize the locking installation of the adjustment bracket rod 12, and the relative position of the adjustment screw and the arc-shaped waist groove 14 is adjusted to realize the adjustment of the inclination angle of the adjustment bracket rod 12. When the inclination angle of the vibrating screen 5 needs to be adjusted, the screw can be loosened to adjust the inclination angle of the adjustment bracket rod 12, and after adjustment, the screw can be tightened.
[0021] Two vibration-damping springs 6 are provided on each adjusting bracket rod 12. The top ends of the four vibration-damping springs 6 on the two adjusting bracket rods 12 are respectively connected to the bottom of the vibrating screen 5. The vibrating screen 5 is elastically supported by the four vibration-damping springs 6. A vibration motor 15 is also provided on the fixed bracket 7. The output end of the vibration motor 15 is fixedly connected to the bottom of the vibrating screen 5 through a connecting bracket 16.
[0022] The inlet end of the feed pipe 2 and the outlet end of the negative pressure discharge pipe 3 can be converged on the same vertical wire feeding pipe 17. When the wind selection is performed, the pipe section of the vertical wire feeding pipe 17 between the inlet end of the feed pipe 2 and the outlet end of the negative pressure discharge pipe 3 can be closed by the baffle 18. When the incoming material does not need to be wind-selected, the baffle 18 is opened, and the incoming tobacco can be directly fed into the cigarette making machine through the vertical wire feeding pipe 17.
[0023] When air separation is required, the incoming tobacco enters the air separation chamber 1 from the feed pipe 2. Under the negative pressure of the negative pressure discharge pipe 3 and the wind force of the supplementary air provided by the air outlet of the supplementary air fan 9, the tobacco is separated from the stems and other debris. The separated stems and other debris remain on the vibrating screen 5 due to their heavy gravity, and the debris passes through the debris discharge port 10 and enters the debris discharge pipe 11 through the vibrating vibrating screen 5 to facilitate the subsequent collection of debris. The separated tobacco enters the negative pressure discharge pipe 3 upward and is finally sent to the cigarette making machine, ensuring the purity of the tobacco sent to the cigarette making machine. The return air of the supplementary air is returned to the supplementary air fan 9 through the return air pipe 4.
[0024] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A wind-powered wire conveying impurity removal and screening device, characterized in that: The invention comprises an air separation bin, wherein a feed port on one side of the bottom end of the air separation bin is connected to a feed pipe, a discharge port on one side of the top end of the air separation bin is connected to a negative pressure discharge pipe, a return air port on the top end of the air separation bin is connected to a return air duct, a vibrating screen is arranged at the bottom end of the air separation bin, the bottom of the vibrating screen is mounted on an adjustable bracket through a plurality of vibration-damping springs, the adjustable bracket is movably mounted on a fixed bracket, and the inclination angle of the adjustable bracket relative to the fixed bracket can be adjusted, the bottom of the vibrating screen is connected to the air outlet of a make-up air fan through a sealed make-up air hood, the other end of the return air duct is connected to the air inlet of the make-up air fan, a debris discharge port is arranged at one end of the vibrating screen, the bottom of the debris discharge port of the vibrating screen is connected to a debris discharge pipe, and the material in the air separation bin is air-separated by relying on the negative pressure of the negative pressure discharge pipe and the make-up air provided by the air outlet of the make-up air fan.
2. A pneumatic wire conveying impurity removal and screening device as claimed in claim 1, characterized in that: The adjustable bracket includes two symmetrically arranged adjustment bracket rods on the left and right, each of which has an arc-shaped waist groove. A screw is passed through the arc-shaped waist groove and tightened on the fixed bracket to achieve locking installation of the adjustment bracket rod. The inclination angle of the adjustment bracket rod is adjusted by adjusting the relative position of the screw and the arc-shaped waist groove.
3. A pneumatic wire conveying impurity removal and screening device as claimed in claim 2, characterized in that: Each of the adjusting bracket rods is provided with two vibration-damping springs, and the top ends of the four vibration-damping springs on the two adjusting bracket rods are respectively connected to the bottom of the vibrating screen. The vibrating screen is elastically supported by the four vibration-damping springs. A vibration motor is also provided on the fixed bracket, and the output end of the vibration motor is fixedly connected to the bottom of the vibrating screen through a connecting bracket.
4. A pneumatic wire conveying impurity removal and screening device as claimed in claim 2, characterized in that: The top of the fixing bracket is provided with two left and right forked fixing brackets, and the two adjusting bracket rods are respectively installed on the inner sides of the two forked fixing brackets.
5. The impurity removal and screening device for pneumatic wire feeding according to claim 1, characterized in that: The debris discharge port is arranged at the lower end of the vibrating screen, and the feed port of the air selection bin is arranged close to the higher end of the vibrating screen.
6. A pneumatic wire conveying impurity removal and screening device as claimed in claim 1, characterized in that: A filter is provided at the return air outlet at the top of the wind selection bin.