Surface strengthening treatment device for corona-resistant enameled wire

Abstract

The utility model relates to the technical field of varnished wire surface treatment, in particular to a corona-resistant varnished wire surface strengthening treatment device, which comprises a base, a processing cover is mounted at the top of the base, and two groups of blowpipes are embedded into one side of a spraying and feeding mechanism at the top of the processing cover. A heating coil is embedded in the air blowing pipe, a fixing seat is installed on the air blowing pipe, a ventilation groove is formed in the fixing seat, a fan is installed at one end of the inner wall of the ventilation groove, a splicing groove is formed in one side of the outer wall of the fixing seat, and the inner side of the ventilation groove communicates with the inner side of the splicing groove; a butt joint scraping and sweeping mechanism is installed on the inner side of the splicing groove and comprises a scraping and sweeping assembly, a splicing base, a connecting base, a butt joint assembly, a locking assembly and a torsion assembly. The device is simple in structure and convenient to operate, the labor amount of workers is reduced, and the paint drying efficiency and the insulation and corona resistance effects of the processed enameled wire are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the enameled wire surface treatment technical field, concretely relates to the corona resistant enameled wire surface strengthening treatment device. BACKGROUND

[0002] The frequency conversion speed regulation technology of motor makes the AC frequency conversion speed regulation motor have the outstanding advantages such as energy saving, easy speed regulation, easy maintenance, has been widely applied in various trades, and the pulse wave generated by the speed regulation device for frequency conversion has high peak (voltage peak value), and the wave peak has steep rising voltage and extremely high frequency. Due to the double effects of high frequency and high voltage of high harmonic, corona discharge is extremely easy to produce, the high frequency rectangular wave is applied to the winding, partial discharge and space charge accumulation phenomenon occur in the winding, and in addition, the medium is locally heated, the frequency conversion motor using ordinary enameled wire is prone to turn-to-turn breakdown, thus it is necessary to use the corona resistant enameled wire suitable for frequency conversion motor, and the difference between the composition of the corona resistant enameled wire paint and the ordinary enameled wire paint lies in that partial ionization can be avoided to cause paint film breakdown, and the effect of corona resistance is achieved. The current corona resistant enameled wire is subjected to strengthening treatment on the surface during production, multiple layers of insulating and corona resistant paint are coated on the outer wall of the enameled wire, and heating and drying are carried out by using a hot air machine. Although the hot air machine on the existing equipment is provided with a dust screen at the air inlet, the impurities adsorbed on the surface will be blocked on the dust screen, and the staff need to clean manually in time, otherwise the drying efficiency of the insulating and corona resistant paint on the surface of the enameled wire will be affected. Once the paint is not dried uniformly, the paint is easy to scratch off during subsequent processing, thereby affecting the insulation and corona resistance effect after surface strengthening treatment. TECHNICAL SOLUTION

[0003] The utility model discloses a corona resistant enameled wire surface strengthening treatment device, to solve the problem that the dust screen on the existing equipment is blocked by the impurities adsorbed on the surface, and the staff need to clean manually in time, otherwise the drying efficiency of the insulating and corona resistant paint on the surface of the enameled wire will be affected. Once the paint is not dried uniformly, the paint is easy to scratch off during subsequent processing, thereby affecting the insulation and corona resistance effect after surface strengthening treatment.

[0004] To achieve the above object, the utility model provides the following technical scheme.

[0005] The utility model provides a corona -resistant enameled wire surface strengthening treatment device, including the base, the top of base is installed with processing cover, one side of processing cover inner wall rotates and is connected with a plurality of conveying rollers, the top of processing cover one end is installed with spraying material feeding mechanism, the top of processing cover is located one side of spraying material feeding mechanism and arranges and inserts two groups blow -off pipe, the inside of blow -off pipe inserts and installs heating coil, is installed with fixed seat on blow -off pipe, the inside of fixed seat is opened ventilation groove, the one end of ventilation groove inner wall is installed with fan, one side of fixed seat outer wall is opened splicing groove, the inside of ventilation groove communicates with the inside of splicing groove, the inside of splicing groove is installed with butt joint scraping mechanism, butt joint scraping mechanism includes scraping subassembly, splicing seat, connecting seat, butt joint subassembly, locking subassembly and torsion subassembly, one side of connecting seat is fixedly connected with one side of splicing seat, splicing seat and connecting seat all are with splicing groove as sliding connection, scraping subassembly is used for blocking and cleaning the impurity of wind suction, butt joint subassembly is used for connecting seat preliminary butt joint on fixed seat, locking subassembly is used for the position of connecting seat thoroughly locks, torsion subassembly is used for the positioning of connecting seat.

[0006] As a preferred scheme of the utility model, the butt joint assembly comprises a rubber pad mounted on one side of the connecting seat, the fixed seat is internally provided with a butt joint groove on one side of the splicing groove, the rubber pad is internally provided with an extension hole corresponding to the butt joint groove at one end, the connecting seat is mounted with a butt joint block at one side of the extension hole, and the butt joint block is in sliding connection with the butt joint groove.

[0007] As a preferred scheme of the utility model, the abutting locking assembly comprises a mounting groove provided in the fixed seat and located on one side of the butt joint groove, a connecting rod is rotatably connected to the inside of the mounting groove, an extrusion block is sleeved to the outside of the connecting rod, first slopes that are mutually abutted are formed at opposite ends of the extrusion block and the butt joint block, a pulling groove is formed at one side of the extrusion block close to the bottom end, and a first spring is mounted between the inside of the pulling groove and the inner wall of the mounting groove.

[0008] As a preferred scheme of the utility model, a rotating groove is formed at the first slope in the inside of the extrusion block, a rotating rod is rotatably connected to the inside of the rotating groove, a rotating block is sleeved to the outside of the rotating rod, a torsional spring is mounted between the rotating rod and the inner wall of the rotating groove, a second slope is formed at one side of the rotating block, the second slope and the first slope are mutually abutted, and an abutting groove is formed at the first slope in the inside of the butt joint block.

[0009] As a preferred scheme of the utility model, the torsion assembly comprises an operation groove formed on one side of the outer wall of the fixed seat, a torsion plate is mounted at one end of the connecting rod extending to the inside of the operation groove, the connecting rod is rotatably connected to the fixed seat, a synchronous groove is formed on one side of the inner wall of the mounting groove, and a synchronous block in sliding connection with the synchronous groove is mounted at one end of the extrusion block.

[0010] As the preferred scheme of the utility model, the scraping assembly includes the connecting plate installed at the inner side one end of the splicing seat, the inside of the connecting plate is rotationally connected with the movable seat, one end of the movable seat is installed with the clamping plate, the shaft center of one side of the fan is installed with the recess matched with the clamping plate, the other end of the movable seat is installed with the sweeping plate, the inner side of the splicing seat and the outer side of the connecting plate are installed with the dust screen, one side of the sweeping plate close to the dust screen is installed with the brush, one side of the splicing seat is installed with the material collecting box, one end of the material collecting box is embeddedly installed with the observation window, the outer wall of the material collecting box is provided with the buckle slot below the observation window.

[0011] As the preferred scheme of the utility model, the spraying and feeding mechanism includes the conveying pump embeddedly installed at one end of the top of the processing cover, the discharging end of the conveying pump is installed with the branch pipe extending to the inner side of the processing cover, two groups of spray heads are installed on the branch pipe.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] In the utility model, the impurities adsorbed during air intake are blocked and cleaned by the scraping assembly, the connecting seat is preliminarily butted on the fixed seat by the butt joint assembly, the position of the connecting seat is completely locked by the locking assembly, the positioning of the connecting seat is released by the torsion assembly, the structure is simple and the operation is convenient, the labor of the workers is reduced, and the drying efficiency of the paint and the insulation and corona resistance effect of the treated enameled wire are guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic view of the utility model;

[0015] Figure 2 It is the local three-dimensional structure schematic view of the butt joint scraping mechanism of the utility model;

[0016] Figure 3 It is the local sectional view structure schematic view of the butt joint assembly of the utility model.

[0017] In the drawing: 1, base; 2, processing cover; 3, splicing seat; 4, butt joint block; 5, rubber pad; 6, connecting rod; 7, extrusion block; 8, first slope; 9, rotating block; 10, torsion spring; 11, second slope; 12, torsion plate; 13, connecting plate; 14, movable seat; 15, clamping plate; 16, sweeping plate; 17, brush; 18, material collecting box; 19, first spring; 20, connecting seat; 21, fixed seat; 22, conveying pump; 23, branch pipe; 24, spray head; 25, fan. PREFERRED EMBODIMENT

[0018] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by those skilled in the art without creative labor on the basis of the embodiments of the present application shall fall within the scope of the present application.

[0019] Embodiment:

[0020] Please refer to Figures 1-3 , the present application provides a technical scheme:

[0021] The corona-resistant enameled wire surface strengthening treatment device, comprising a base 1, a processing cover 2 is installed on the top of the base 1, a fixed seat 21 is installed on the blowing pipe, a ventilation groove is formed in the inside of the fixed seat 21, a fan 25 is installed on one end of the inner wall of the ventilation groove, a splicing groove is formed on one side of the outer wall of the fixed seat 21, the inside of the ventilation groove is communicated with the inside of the splicing groove, a butt joint scraping mechanism is installed on the inside of the splicing groove, the butt joint scraping mechanism comprises a scraping assembly, a splicing seat 3, a connecting seat 20, a butt joint assembly, a locking assembly and a torsion assembly, one side of the connecting seat 20 is fixedly connected with one side of the splicing seat 3, the splicing seat 3 and the connecting seat 20 are both slidingly connected with the splicing groove, the scraping assembly is used for blocking and cleaning the impurities adsorbed during air inlet, the butt joint assembly is used for preliminarily butt joining the connecting seat 20 on the fixed seat 21, the locking assembly is used for completely locking the position of the connecting seat 20, and the torsion assembly is used for releasing the positioning of the connecting seat 20. When the device is used, the impurities adsorbed during air inlet can be blocked and cleaned through the scraping assembly, the connecting seat 20 is preliminarily butt joined on the fixed seat 21 through the butt joint assembly, the position of the connecting seat 20 is completely locked through the locking assembly, and the positioning of the connecting seat 20 is released through the torsion assembly. The device is simple in structure, convenient to operate, reduces the labor of workers, and guarantees the drying efficiency of paint, and the insulation and corona resistance effect of the enameled wire after treatment.

[0022] In the present embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , a plurality of conveying rollers are rotatably connected to one side of the inner wall of the processing cover 2, a spraying and feeding mechanism is installed at one end of the top of the processing cover 2, two groups of blowing pipes are arranged and embedded on one side of the top of the processing cover 2, heating coils are embedded in the blowing pipes, first, the enameled wire can be conveyed to the inside of the processing cover 2 through the conveying rollers, the feeding pipe of the conveying pump 22 is connected to the external material conveying pipe, then the conveying pump 22 is started to pump the required paint into the branch pipe 23, and spraying operation is performed on both sides of the enameled wire through the two groups of spray heads 24.

[0023] In the present embodiment, as shown in Figure 1 , Figure 2 and Figure 3As shown, the spraying feeding mechanism comprises a conveying pump 22 embeddedly installed at one end of the top of the processing cover 2, the discharge end of the conveying pump 22 is provided with a branch pipe 23 extending to the inner side of the processing cover 2, two groups of spray heads 24 are installed on the branch pipe 23, then, the part of the enameled wire after spraying is continuously conveyed to the inner side of the processing cover 2, until it is conveyed to the lower side of the two groups of air inlet pipes, the heating coil and the fan 25 are started to heat and blow the air outside to the surface of the enameled wire to perform the drying operation.

[0024] In the embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , the scraping assembly comprises a connecting plate 13 installed at one end of the inner side of the splicing seat 3, the inner part of the connecting plate 13 is rotationally connected with a movable seat 14, one end of the movable seat 14 is provided with a clamping plate 15, the shaft center of one side of the fan 25 is provided with a groove in clamping connection with the clamping plate 15, the other end of the movable seat 14 is provided with a sweeping plate 16, a dust screen is installed between the inner side of the splicing seat 3 and the outer side of the connecting plate 13, the side of the sweeping plate 16 close to the dust screen is provided with a brush 17, one side of the splicing seat 3 is provided with a material collecting box 18, one end of the material collecting box 18 is embeddedly installed with an observation window, the outer wall of the material collecting box 18 below the observation window is provided with a pull slot, further, the clamping plate 15 and the groove can drive the movable seat 14 and the sweeping plate 16 on the other side of the movable seat 14 to rotate together when the fan 25 is started to rotate, so that the brush 17 sweeps the impurities adhered on the dust screen, and the impurities fall into the material collecting box 18 below to be collected.

[0025] In the embodiment, as shown in Figure 1 , Figure 2 and Figure 3As shown, the docking assembly includes rubber pad 5 mounted on one side of connecting seat 20, a docking groove is formed on one side of the splicing groove inside fixed seat 21, an extension hole corresponding to the docking groove is formed on one end of the inside of rubber pad 5, a docking block 4 is mounted on one side of connecting seat 20 at the extension hole, the docking block 4 is in sliding connection with the docking groove, the locking assembly includes a mounting groove formed on one side of the docking groove inside fixed seat 21, a connecting rod 6 is rotatably connected to the inner side of the mounting groove, an extrusion block 7 is sleeved on the outer side of connecting rod 6, first slopes 8 are formed on the opposite ends of extrusion block 7 and docking block 4, a pulling groove is formed on one side of extrusion block 7 close to the bottom end, a first spring 19 is mounted between the inner wall of the pulling groove and the inner wall of the mounting groove, a rotating groove is formed in the inside of extrusion block 7 at the first slope 8 thereof, a rotating rod is rotatably connected to the inner side of the rotating groove, a rotating block 9 is sleeved on the outer side of the rotating rod, a torsional spring 10 is mounted between the rotating rod and the inner wall of the rotating groove, a second slope 11 is formed on one side of the rotating block 9, the second slope 11 is in abutment with the first slope 8, an abutting groove is formed in the inside of docking block 4 at the first slope 8 thereof, further, the splicing seat 3 and the connecting seat 20 are clamped into the inside of the splicing groove, and continue to be squeezed inward, so that the rubber pad 5 is retracted, the docking block 4 enters the inside of the mounting groove through the docking groove, the two groups of first slopes 8 are extruded with each other, forcing the extrusion block 7 to deflect and stretch the first spring 19, with the degree of descent, the first slope 8 contacts the second slope 11, so that the rotating block 9 drives the torsional spring 10 to retract to the inside of the rotating groove, until the abutting groove is close to the rotating groove, the rotating block 9 is popped out to the inside of the rotating groove, at this time, the rubber pad 5 is no longer squeezed and rebounds a small distance, the rotating block 9 abuts against the inside of the abutting groove, and the quick locking is completed.

[0026] In this embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , the torsion assembly includes an operation groove formed on one side of the outer wall of fixed seat 21, a torsion plate 12 is mounted on one end of connecting rod 6 extending to the inside of the operation groove, the connecting rod 6 is in rotational connection with fixed seat 21, a synchronous groove is formed on one side of the inner wall of the mounting groove, a synchronous block in sliding connection with the synchronous groove is mounted on one end of extrusion block 7, further, the amount of impurities collected in the collection box 18 can be judged by observing the observation window, when the collection is more, the torsion plate 12 inside the operation groove can be pinched to drive the connecting rod 6 and the extrusion block 7 to rotate together with the synchronous block and the synchronous groove, so that the rotating block 9 actively moves away from the inside of the abutting groove, the rubber pad 5 fully rebounds, and the abutting groove is away from the rotating groove, at this time, the splicing seat 3 together with the collection box 18 can be taken down, and the impurities can be concentratedly treated.

[0027] The implementation principle of the surface strengthening treatment device for corona-resistant enameled wire of the embodiment of the application is as follows: the enameled wire is conveyed to the inner side of the processing cover 2 through the conveying roller, the feeding pipe of the conveying pump 22 is connected to the external feeding pipe, then the conveying pump 22 is started to pump the required paint into the branch pipe 23, the two groups of spray heads 24 are used to spray the enameled wire from both sides, the part of the enameled wire after the spraying operation is continuously conveyed to the inner side of the processing cover 2, after being conveyed to the lower side of the two groups of air inlet pipes, the heating coil and the fan 25 are started to heat and blow the external air to the surface of the enameled wire to perform the drying operation, when the fan 25 is started to rotate, the clamping plate 15 and the groove can drive the movable seat 14 and the sweeping plate 16 on the other side of the movable seat 14 to rotate together, the brush 17 sweeps the impurities adhered to the dust screen, and the impurities fall into the collecting box 18 below to be collected, when the fan 25 is started to rotate, the clamping plate 15 and the groove can drive the movable seat 14 and the sweeping plate 16 on the other side of the movable seat 14 to rotate together, the brush 17 sweeps the impurities adhered to the dust screen, and the impurities fall into the collecting box 18 below to be collected, the amount of the impurities collected in the inner side of the collecting box 18 can be judged through the observation window, when the amount of the impurities collected is relatively large, the twisting plate 12 in the operation slot is pinched to drive the connecting rod 6 and the extruding block 7 to rotate through the synchronous block and the synchronous slot, the rotating block 9 actively moves away from the inner side of the abutting slot, the rubber pad 5 completely rebounds, the abutting slot moves away from the rotating slot, at this time, the splicing seat 3 together with the collecting box 18 can be taken down, and the impurities can be collected and treated.

[0028] The control mode of the utility model is controlled through the controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, the provision of the power supply also belongs to the public knowledge in the art, and the utility model is used to protect the mechanical device, so the utility model will not explain the control mode and the circuit connection in detail.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for surface strengthening of corona-resistant enameled wire, comprising a base (1), characterized in that: The top of the base (1) is provided with a processing cover (2), a plurality of conveying rollers are rotatably connected to one side of the inner wall of the processing cover (2), a spraying and feeding mechanism is installed at one end of the top of the processing cover (2), two groups of blowing pipes are arranged and embedded on one side of the spraying and feeding mechanism on the top of the processing cover (2), heating coils are embedded in the blowing pipes, fixed seats (21) are installed on the blowing pipes, ventilation grooves are formed in the fixed seats (21), fans (25) are installed on one end of the inner walls of the ventilation grooves, splicing grooves are formed on one side of the outer walls of the fixed seats (21), the ventilation grooves are in communication with the splicing grooves, a docking and scraping mechanism is installed in the splicing grooves, the docking and scraping mechanism comprises a scraping assembly, a splicing seat (3), a connecting seat (20), a docking assembly, a locking assembly and a torsion assembly, one side of the connecting seat (20) is fixedly connected to one side of the splicing seat (3), the splicing seat (3) and the connecting seat (20) are slidingly connected to the splicing groove, the scraping assembly is used for blocking and scraping impurities adsorbed when air is drawn in, the docking assembly is used for preliminarily docking the connecting seat (20) on the fixed seat (21), the locking assembly is used for completely locking the position of the connecting seat (20), and the torsion assembly is used for releasing the positioning of the connecting seat (20).

2. The corona resistant enameled wire surface strengthening treatment apparatus according to claim 1, characterized by: The docking assembly comprises a rubber pad (5) installed on one side of the connecting seat (20), a docking groove is formed in one side of the splicing groove in the fixed seat (21), an extension hole corresponding to the docking groove is formed in one end of the rubber pad (5), a docking block (4) is installed at the extension hole on one side of the connecting seat (20), and the docking block (4) is slidingly connected to the docking groove.

3. The corona resistant enameled wire surface strengthening treatment apparatus according to claim 2, characterized by: The locking assembly comprises an installation groove formed in one side of the splicing groove in the fixed seat (21), a connecting rod (6) is rotatably connected to the inside of the installation groove, an extrusion block (7) is sleeved on the outside of the connecting rod (6), first inclined surfaces (8) that are mutually abutted are formed in opposite ends of the extrusion block (7) and the docking block (4), a pulling groove is formed in one side of the extrusion block (7) close to the bottom end, and a first spring (19) is installed between the inside of the pulling groove and the inner wall of the installation groove.

4. The corona resistant enameled wire surface strengthening treatment apparatus according to claim 3, characterized by: A rotating groove is formed in the first inclined surface (8) in the inside of the extrusion block (7), a rotating rod is rotatably connected to the inside of the rotating groove, a rotating block (9) is sleeved on the outside of the rotating rod, a torsion spring (10) is installed between the rotating rod and the inner wall of the rotating groove, a second inclined surface (11) is formed in one side of the rotating block (9), the second inclined surface (11) and the first inclined surface (8) are mutually abutted, and an abutting groove is formed in the first inclined surface (8) in the inside of the docking block (4).

5. The corona resistant enameled wire surface strengthening treatment apparatus according to claim 4, characterized by: The torsion assembly comprises an operation groove formed in one side of the outer wall of the fixed seat (21), a torsion plate (12) is installed at one end of the connecting rod (6) extending to the inside of the operation groove, the connecting rod (6) is rotatably connected to the fixed seat (21), a synchronous groove is formed in one side of the inner wall of the installation groove, and a synchronous block is installed at one end of the extrusion block (7) and slidingly connected to the synchronous groove.

6. The corona resistant enameled wire surface strengthening treatment apparatus according to claim 5, characterized by: The scraping assembly comprises a connecting plate (13) mounted at one end of the inner side of the splicing seat (3), the inside of the connecting plate (13) is rotationally connected with a movable seat (14), one end of the movable seat (14) is mounted with a clamping plate (15), the shaft center of one side of the fan (25) is mounted with a groove in clamping connection with the clamping plate (15), the other end of the movable seat (14) is mounted with a sweeping plate (16), a dust screen is mounted between the inner side of the splicing seat (3) and the outer side of the connecting plate (13), the side of the sweeping plate (16) close to the dust screen is mounted with a brush (17), one side of the splicing seat (3) is mounted with a material collecting box (18), one end of the material collecting box (18) is embeddedly mounted with an observation window, a buckle pulling groove is formed in the outer wall of the material collecting box (18) below the observation window.

7. The corona resistant enameled wire surface enhancement treatment apparatus of claim 6, wherein: The spraying and feeding mechanism comprises a conveying pump (22) embeddedly mounted at one end of the top of the processing cover (2), the discharging end of the conveying pump (22) is mounted with a branch pipe (23) extending to the inner side of the processing cover (2), two groups of spray heads (24) are mounted on the branch pipe (23).

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