Tunnel type dryer with electrostatic dust collection function

Abstract

The utility model provides a tunnel type dryer with an electrostatic dust collection function, which belongs to the technical field of tunnel type dryers and comprises a rack, a plurality of conveying rollers are rotatably arranged in the center of the rack, two driven belt pulleys are fixedly arranged at the outer ends of the conveying rollers, and a first transmission belt is sleeved between the driven belt pulleys on every two adjacent conveying rollers. A driving motor is mounted below the left side of the rack through a mounting plate; a driving belt pulley is mounted at the output end of the driving motor; the dust removal assembly is arranged to charge the first electrostatic rod and the second electrostatic rod, so that static electricity is generated on the surfaces of the first electrostatic rod and the second electrostatic rod, the first electrostatic rod and the second electrostatic rod block and adsorb dust above the feeding end of the rack and on the inner side and the outer side of the feeding end of the rack, and a dust-free interval is formed at the feeding end of the rack; and the situation that dust adheres to the paint surface in the process that the paint-sprayed workpiece is conveyed into the drying box is prevented, and the paint spraying quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to tunnel type drying -machine technical field, especially tunnel type drying -machine with electrostatic dust removal. BACKGROUND

[0002] Tunnel type drying -machine structure mainly comprises two big parts of conveying system and drying furnace, specifically including feeding system, heating system and exhaust system, paint spraying workpiece usually uses tunnel type drying -machine and carries out drying, carries paint spraying workpiece through the conveying mechanism and conveys to the drying -box and carries out drying, in the process that the conveyer conveys workpiece, dust is easy to fall into the paint, and the quality after workpiece paint spraying drying is affected;

[0003] Such as prior art, the patent with the authorization announcement number CN210321038U discloses a kind of tunnel type drying -machine with electrostatic dust removal, by being set up as the support pole type of interval to conveying structure, while setting up ion wind stick above conveying structure material inlet end, setting up water tank below conveying structure material inlet end, keep ion wind stick vertical downward air outlet, so that the dust generated in the process that conveying structure is transported, conveying structure material inlet end is carried to water tank by the charged airflow of ion wind stick, so as to form dust-free zone in conveying structure material inlet end, guarantee that paint spraying workpiece is not polluted by dust at material inlet end, guarantee the quality of workpiece,

[0004] The device forms dust-free zone in material inlet end by ion wind stick to realize dustproof effect, but when paint spraying workpiece is on conveying structure, the charged ion blown by ion wind stick can be blown on paint spraying workpiece, if dust is blown on the charged ion of paint spraying workpiece at this time, dust can still adhere to paint spraying workpiece, affect paint spraying quality, therefore design a kind of tunnel type drying -machine with electrostatic dust removal to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problems in the above background art, and provides a kind of tunnel type drying -machine with electrostatic dust removal.

[0006] The utility model aims at solving the problems in the above background art, and provides a kind of tunnel type drying -machine with electrostatic dust removal.

[0007] The utility model provides a tunnel type drying -machine with static electricity dust removal, including frame, conveying roller, driven pulley, first transmission belt, driving motor, driving pulley, second transmission belt, drying -box and dust removal subassembly, the central rotation of frame is provided with a plurality of conveying rollers, the outer fixed setting of conveying roller has two driven pulleys, the driven pulley between two adjacent conveying rollers is provided with first transmission belt, the left side below of frame is installed driving motor through mounting plate, the output of driving motor is installed driving pulley, the driven pulley between driving pulley and the leftmost conveying roller is provided with second transmission belt, the upper surface central fixed setting of frame has drying -box, the left of drying -box is installed dust removal subassembly,

[0008] The dust removal assembly comprises a rectangular frame, a first electrostatic rod and a second electrostatic rod, the rectangular frame is provided with two and respectively at the left side of the frame, the upper side between two rectangular frames is fixedly provided with a plurality of first electrostatic rods, and the inner side of the two rectangular frames is vertically provided with a plurality of second electrostatic rods.

[0009] Preferably, the outer surface of the conveying roller is provided with an abrasive layer.

[0010] Preferably, the height of the rectangular frame is equal to the height of the drying box, and the right side of the rectangular frame is fixedly arranged on the left side surface of the drying box.

[0011] Preferably, the first electrostatic rod is provided with a first cleaning assembly, the first cleaning assembly comprises a water tank, a horizontal plate and a first rubber ring, the inner side of the water tank is fixedly provided with a horizontal plate, the upper surface of the horizontal plate is fixedly provided with a plurality of first rubber rings, and the plurality of first rubber rings are sleeved on the plurality of first electrostatic rods.

[0012] Preferably, the second electrostatic rod is provided with a second cleaning assembly, the second cleaning assembly comprises a second rubber ring and a connecting rod, the second rubber ring is sleeved on each second electrostatic rod, the connecting rod is fixedly arranged between the adjacent two second rubber rings, and the inner side of the two rectangular frames is provided with a water tank.

[0013] Preferably, the left end of the water tank and the water tank is provided with a drain valve.

[0014] Preferably, the total friction between the plurality of second rubber rings and the plurality of second electrostatic rods is greater than the weight of the second cleaning assembly.

[0015] Compared with the prior art, the utility model has at least the following beneficial effects:

[0016] 1. The utility model discloses a dust removal assembly is provided with, charges first electrostatic bar and second electrostatic bar, makes the surface of first electrostatic bar and second electrostatic bar produce static electricity, and first electrostatic bar and second electrostatic bar block and adsorb the dust of the upper and the inside and outside two sides of rack material inlet end, make the dust -free interval of the material inlet end of rack, prevent the case of dust adhering to the paint surface in the process that the paint -spraying workpiece is transported to the drying box, guarantee the quality of paint -spraying.

[0017] 2. The utility model discloses a first cleaning assembly is provided with, when dust removal, first cleaning assembly is at one end of first electrostatic bar, when needing to process the dust adsorbed on first electrostatic bar, moves first cleaning assembly along first electrostatic bar, and the first rubber ring on first cleaning assembly scrapes the dust adsorbed on first electrostatic bar to the other end of first electrostatic bar, and the dust falling on first electrostatic bar falls into the water tank, and then closes the power of first electrostatic bar, so that first electrostatic bar does not produce static electricity, so that all dust adsorbed on first electrostatic bar falls into the water in the water tank, realize the effect that the dust adsorbed on first electrostatic bar is cleaned.

[0018] 3. The utility model discloses a second cleaning assembly is provided with, when dust removal, second cleaning assembly is at second electrostatic bar, when needing to clean the dust adsorbed on second electrostatic bar, adds water into the water tank, and pulls down second cleaning assembly, so that the second rubber ring on second cleaning assembly scrapes the dust adsorbed on second electrostatic bar, and the dust that scrapes falls into the water in the water tank, until the second rubber ring moves to the bottom end of second electrostatic bar, and then closes the power on second electrostatic bar, so that second electrostatic bar does not produce static electricity, so that the dust adsorbed on second electrostatic bar all falls into the water in the water tank, realize the effect that the dust adsorbed on second electrostatic bar is cleaned. ACCURATE DRAWINGS

[0019] In order to make the technical scheme of the specific embodiment or prior art of the utility model more clearly, the following will briefly introduce the drawings needed to be used in the specific embodiment or prior art description. In all drawings, similar elements or parts are generally identified by similar reference signs. In the drawings, various elements or parts are not necessarily drawn according to actual proportions.

[0020] Figure 1 It is the whole structure of the utility model three -dimensional schematic view.

[0021] Figure 2 It is the dust removal assembly three -dimensional structure schematic view of the utility model.

[0022] Figure 3 It is the first cleaning assembly three -dimensional structure schematic view of the utility model.

[0023] Figure 4 It is the utility model Figure 2A enlarged structure schematic view.

[0024] [Reference signs]

[0025] 1, rack; 2, conveying roller; 201, driven pulley; 3, first transmission belt; 4, driving motor; 401, driving pulley; 5, second transmission belt; 6, drying box; 7, rectangular frame; 701, first electrostatic bar; 702, second electrostatic bar; 703, water tank; 8, water tank; 801, horizontal plate; 802, first rubber ring; 9, second rubber ring; 901, connecting rod. DETAILED DESCRIPTION

[0026] Embodiment:

[0027] As Figures 1-4 shown, the embodiment of the utility model provides a tunnel type drying machine with electrostatic dust removal, including rack 1, conveying roller 2, driven pulley 201, first transmission belt 3, driving motor 4, driving pulley 401, second transmission belt 5, drying box 6 and dust removal subassembly, the central rotation of rack 1 is provided with multiple conveying rollers 2, the outer end of conveying roller 2 is fixedly provided with two driven pulleys 201, the driven pulley 201 between the adjacent two conveying rollers 2 is provided with first transmission belt 3, the left lower side of rack 1 is installed with driving motor 4 through mounting plate, the output end of driving motor 4 is installed with driving pulley 401, and the driven pulley 201 of the leftmost conveying roller 2 is provided with second transmission belt 5 between driving pulley 401 and the driven pulley 201, and the upper surface center of rack 1 is fixedly provided with drying box 6, and the left side of drying box 6 is installed with dust removal subassembly.

[0028] Dust removal subassembly includes rectangular frame 7, first electrostatic bar 701 and second electrostatic bar 702, rectangular frame 7 is provided with two and is respectively at the left side inside and outside both ends of rack 1, and multiple first electrostatic bars 701 are fixedly arranged between the upper side of two rectangular frames 7, and multiple second electrostatic bars 702 are vertically arranged on the inner side of two rectangular frames 7.

[0029] By being provided with dust removal subassembly, first electrostatic bar 701 and second electrostatic bar 702 are charged, so that the surface of first electrostatic bar 701 and second electrostatic bar 702 generates static electricity, first electrostatic bar 701 and second electrostatic bar 702 block and adsorb the dust on the upper side and the inside and outside of the material inlet end of rack 1, so that the material inlet end of rack 1 forms a dust-free interval, prevents the dust from adhering to the paint surface during the process that the paint spraying workpiece is conveyed into drying box 6, and ensures the quality of paint spraying.

[0030] In the embodiment, the outer surface of conveying roller 2 is provided with a frosted layer, which increases the friction coefficient of conveying roller 2 and prevents the conveying roller 2 from slipping when conveying the paint spraying workpiece.

[0031] In the embodiment, the height of the rectangular frame 7 is equal to the height of the drying box 6, and the right side of the rectangular frame 7 is fixedly arranged on the left side surface of the drying box 6, so that the drying assembly is located at the feeding end of the drying box 6, and a dust-free space is formed at the feeding end of the drying box 6.

[0032] In the embodiment, the first electrostatic rod 701 is provided with a first cleaning assembly, the first cleaning assembly includes a water tank 8, a horizontal plate 801 and a plurality of first rubber rings 802, the horizontal plate 801 is fixedly arranged on the inner side of the water tank 8, and the plurality of first rubber rings 802 are fixedly arranged on the upper surface of the horizontal plate 801.

[0033] In the embodiment, the second electrostatic rod 702 is provided with a second cleaning assembly, the second cleaning assembly includes a second rubber ring 9 and a connecting rod 901, the second rubber ring 9 is arranged on each second electrostatic rod 702, and the connecting rod 901 is fixedly arranged between adjacent two second rubber rings 9.

[0034] In the embodiment, the left end of the water tank 8 and the water tank 703 is provided with a drain valve, which is convenient for draining water in the water tank 8 and the water tank 703.

[0035] In the embodiment, the total friction between the plurality of second rubber rings 9 and the plurality of second electrostatic rods 702 is greater than the weight of the second cleaning assembly, which is convenient for the second cleaning assembly to be sleeved on the second electrostatic rod 702 at different horizontal heights.

[0036] By arranging the first cleaning assembly, when dusting, the first cleaning assembly is arranged at one end of the first electrostatic rod 701, when the dust adsorbed on the first electrostatic rod 701 needs to be treated, the first cleaning assembly is moved along the first electrostatic rod 701, the first rubber ring 802 on the first cleaning assembly scrapes the dust adsorbed on the first electrostatic rod 701 to the other end of the first electrostatic rod 701, the dust falling from the first electrostatic rod 701 falls into the water tank 8, and then the power supply of the first electrostatic rod 701 is turned off, so that the first electrostatic rod 701 does not generate static electricity, and all the dust adsorbed on the first electrostatic rod 701 falls into the water in the water tank 8, thereby realizing the effect of cleaning the dust adsorbed on the first electrostatic rod 701.

[0037] By setting the second cleaning assembly, when dusting, the second cleaning assembly is at the second electrostatic bar 702, when the second electrostatic bar 702 needs to be cleaned, water is added into the water tank 703, the second cleaning assembly is pulled down, so that the second rubber ring 9 on the second cleaning assembly scrapes the dust adsorbed on the second electrostatic bar 702, the scraped dust falls into the water in the water tank 703, until the second rubber ring 9 moves to the bottom end of the second electrostatic bar 702, then the power supply on the second electrostatic bar 702 is turned off, so that the second electrostatic bar 702 does not generate static electricity, so that the dust adsorbed on the second electrostatic bar 702 falls into the water in the water tank 703, realizing the effect of cleaning the dust adsorbed on the second electrostatic bar 702.

[0038] The above is only the preferred embodiment of the present application, it should be pointed out that, for those skilled in the art, without departing from the concept of the present application, can make a number of deformation and improvement, these should also be considered as the protection scope of the present application, these will not affect the effect and the practicality of the patent of the present application.

Claims

1. A tunnel dryer with electrostatic dust removal, characterized in that: The machine includes a frame (1), with multiple conveying rollers (2) rotatably arranged in the center of the frame (1). Two driven pulleys (201) are fixedly arranged at the outer ends of the conveying rollers (2). A first transmission belt (3) is sleeved between the driven pulleys (201) on two adjacent conveying rollers (2). A drive motor (4) is installed on the lower left side of the frame (1) through a mounting plate. A drive pulley (401) is installed at the output end of the drive motor (4). A second transmission belt (5) is sleeved between the drive pulley (401) and the driven pulley (201) of the leftmost conveying roller (2). A drying box (6) is fixedly arranged in the center of the upper surface of the frame (1). A dust removal component is installed on the left side of the drying box (6). The dust removal assembly includes a rectangular frame (7), a first electrostatic bar (701), and a second electrostatic bar (702). There are two rectangular frames (7) located at the inner and outer ends of the left side of the frame (1), respectively. Multiple first electrostatic bars (701) are fixedly arranged between the top of the two rectangular frames (7), and multiple second electrostatic bars (702) are arranged vertically on the inner side of the two rectangular frames (7).

2. The tunnel dryer with electrostatic dust removal according to claim 1, characterized in that: The outer surface of the conveying roller (2) is provided with a frosted layer.

3. The tunnel dryer with electrostatic dust removal according to claim 2, characterized in that: The height of the rectangular frame (7) is equal to the height of the drying box (6), and the right side of the rectangular frame (7) is fixedly set on the left side surface of the drying box (6).

4. The tunnel dryer with electrostatic dust removal according to claim 1, characterized in that: The first electrostatic bar (701) is provided with a first cleaning component, which includes a water tank (8), a horizontal plate (801) and a first rubber ring (802). The horizontal plate (801) is fixedly provided in the center of the inner side of the water tank (8), and a plurality of first rubber rings (802) are fixedly provided in the center of the upper surface of the horizontal plate (801). The plurality of first rubber rings (802) are respectively sleeved on the plurality of first electrostatic bars (701).

5. The tunnel dryer with electrostatic dust removal according to claim 4, characterized in that: The second electrostatic bar (702) is provided with a second cleaning component, which includes a second rubber ring (9) and a connecting rod (901). Each second electrostatic bar (702) is fitted with a second rubber ring (9), and a connecting rod (901) is fixedly provided between two adjacent second rubber rings (9). A water trough (703) is provided on the bottom inner side of the two rectangular frames (7).

6. The tunnel dryer with electrostatic dust removal according to claim 5, characterized in that: Both the water tank (8) and the water trough (703) have drain valves installed through their left ends.

7. The tunnel dryer with electrostatic dust removal according to claim 6, characterized in that: The total frictional force between the plurality of second rubber rings (9) and the plurality of second electrostatic bars (702) is greater than the weight of the second cleaning assembly.

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