Spraying device for power transmission and transformation wire insulator

Abstract

The invention relates to the technical field of insulator spraying, in particular to a spraying device for an insulator of a power transmission and transformation wire, which comprises a spraying box, a plurality of atomizing nozzles, a vertical rotating shaft, a placing rod, a stepping motor and the like, the spraying box is rotationally connected with a vertical rotating shaft used for rotating the insulators to the position below the atomization spray head, the vertical rotating shaft is evenly and rotationally connected with three containing rods used for containing the insulators at intervals in the circumferential direction, the spraying box is connected with a stepping motor, and the upper end of the vertical rotating shaft is connected with an output shaft of the stepping motor. According to the spraying device, PRTV coating can be sprayed out of the atomization spray head through the liquid pump and sprayed on the insulator, air can be sprayed out of the air spraying opening through the air pump and sprayed on the insulator, the insulator is air-dried, the situation that the insulator is difficult to cover with the PRTV coating due to excessive moisture is avoided, and the spraying effect is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of insulator spraying, and in particular to a spraying device for insulators of transmission and transformation lines. Background Art

[0002] Insulators are a special type of insulating control component that plays an important role in overhead transmission and transformation lines. They can withstand voltage and mechanical stress. When producing insulators, a layer of PRTV paint is generally sprayed on the insulators to prevent the formation of a large area of ​​water film on the surface of the insulator and improve the anti-pollution flashover performance of the insulators.

[0003] The patent with publication number CN112076905A discloses an insulator spraying device, including a base plate and a nozzle, a box body is provided in the middle position of the upper surface of the base plate, the interior of the box body is a hollow structure, an adjusting box is fixed at the front end of the box body, a lead screw is rotatably connected in the adjusting box, one end of the lead screw passes through the box body and is connected to the output end of the lead screw motor, two ends of the outer side surface of the lead screw are symmetrically connected with adjusting blocks by reverse threads, a fixed block is fixed on the upper surface of the adjusting block, a groove is provided at the upper end of the fixed block, a bolt passes through the groove, the upper end of the outer surface of the bolt is connected to a fixed pipe through a connecting column, one end of the fixed pipe is connected to the nozzle, and the other end of the fixed pipe is connected to the output port of the lifting pump through a feed pipe, the feed pipe is a hose, and the feed port of the lifting pump is connected to the material box through a conduit.

[0004] The above patent places the insulator on the sleeve rod and then sprays the PRTV coating from the nozzle onto the insulator. Since the insulator will be damp in the relatively humid air during storage and transportation, the surface of the insulator will be stained with a lot of moisture. The above patent does not have the function of drying the insulator, resulting in moisture remaining on the surface of the insulator. The moisture will affect the adhesion ability of the PRTV coating, making it difficult for the PRTV coating to cover the insulator, affecting the spraying effect. Summary of the invention

[0005] In order to overcome the disadvantage that there is a lot of moisture on the insulator, which will affect the adhesion ability of PRTV coating, thereby making it difficult for PRTV coating to cover the insulator and affecting the spraying effect, the present invention provides a spraying device for transmission and transformation line insulators that can remove moisture on the insulator and ensure the spraying effect.

[0006] The technical scheme of the present invention is: a spraying device for transmission and transformation line insulators, comprising a spraying box, an atomizing nozzle, a vertical rotating shaft, a placing rod, a stepping motor, a supporting frame, an arc plate, an air pump, a three-way pipe, a hollow notch ring, a feeding assembly, a rotation assembly and a liquid injection assembly, a plurality of atomizing nozzles are connected to the top of the spraying box, a vertical rotating shaft for rotating the insulator to the bottom of the atomizing nozzle is rotatably connected to the spraying box, three placing rods for placing the insulator are rotatably connected to the vertical rotating shaft at uniform intervals around the circumferential direction, a stepping motor is connected to the spraying box, and the upper end of the vertical rotating shaft and the transmission of the stepping motor are connected. The outlet shaft is connected, the spray box is connected to a support frame, the top of the support frame is connected to an arc plate for storing insulators, the support frame is connected to an air pump, one end of the tee is connected to the air outlet end of the air pump, the other two ends of the tee are connected to hollow gap rings, the hollow gap ring surrounds the arc plate, the tee is connected to the support frame, a plurality of air jets for spraying the gas output by the air pump onto the insulator are opened on the inner side of the hollow gap ring, the feeding assembly is used to push the insulator onto the placement rod, the rotation assembly is used to rotate the insulator on the placement rod, and the injection assembly is used to inject PRTV paint into the atomizing nozzle.

[0007] In addition, it is particularly preferred that the loading assembly includes a screw motor and a push plate, the bottom of the arc plate is connected to the screw motor, the screw motor is threaded with a push plate for pushing the insulator onto the placement rod, and the push plate and the arc plate are slidably connected.

[0008] In addition, it is particularly preferred that the rotation assembly includes a mounting frame, an arc-shaped rack and gear 1, the mounting frame is connected inside the spray box, the mounting frame is connected to the arc-shaped rack, the placement rod is connected to gear 1, gear 1 and the arc-shaped rack are meshed, when the stepper motor drives the vertical rotating shaft to rotate, gear 1 will roll on the arc-shaped rack, driving the insulator to rotate.

[0009] In addition, it is particularly preferred that the liquid injection component includes a liquid storage tank, a liquid suction pump and a liquid guide tube, the liquid storage tank is connected to the spray box, the liquid suction pump is connected to the spray box, the liquid inlet end of the liquid suction pump passes through the top of the liquid storage tank, and the liquid inlet end of the liquid suction pump extends to the lower part of the liquid storage tank, the liquid outlet end of the liquid suction pump is connected to a liquid guide tube for injecting PRTV paint into the atomizing nozzle, there are multiple ports on the liquid guide tube, the number of ports on the liquid guide tube is consistent with the number of atomizing nozzles, and the ports of the liquid guide tube are connected to the atomizing nozzle.

[0010] In addition, it is particularly preferred that it also includes a unloading mechanism, which includes a connecting frame, a unloading rod, an elastic member and an ejection assembly. The bottom of the stepper motor is connected to the connecting frame, the vertical rotating shaft and the connecting frame are rotatably connected, and the connecting frame is provided with a unloading rod that can slide horizontally. The unloading rod is used to push the sprayed insulator from the placing rod. An elastic member is connected between the connecting frame and the unloading rod, and the unloading rod is reset by the elastic member. The ejection assembly is used to push the unloading rod out.

[0011] In addition, it is particularly preferred that the ejection assembly includes a triangular block, a servo motor and a pushing rod, the triangular block is connected to the top of the unloading rod, the servo motor is connected to the connecting frame, and the pushing rod for pushing the triangular block is connected to the output shaft of the servo motor, and the pushing rod will contact the triangular block during rotation.

[0012] In addition, it is particularly preferred that it also includes a material receiving mechanism, which includes a guide frame, a blocking frame and a material receiving plate. The guide frame is connected to the spray box, and the vertical rotating shaft is located between the guide frame and the support frame. Blocking frames that can slide vertically are provided on both sides of the guide frame. The blocking frames are used to block the insulators that have been sprayed, and material receiving plates for receiving the insulators that have been sprayed are connected between the blocking frames.

[0013] In addition, it is particularly preferred that it also includes a lifting mechanism, which includes a vertical plate, a vertical rack, a horizontal rotating shaft and gear 2. The vertical plate is connected to the side of the guide frame away from the vertical rotating shaft. The vertical plate and the receiving plate are slidably connected. The vertical plate is provided with a vertical rack that can slide vertically. The vertical rack is connected to the receiving plate. The output shaft of the servo motor is connected to the horizontal rotating shaft. The horizontal rotating shaft and the vertical plate are rotatably connected. The horizontal rotating shaft is connected to gear 2. Gear 2 is meshed with the vertical rack. Gear 2 can drive the vertical rack to move upward. The vertical rack drives the receiving plate to move upward to receive the sprayed insulator.

[0014] In addition, it also includes an air-drying mechanism, which includes a box body, a piston plate and a jet pipe. The box body is connected to the guide frame, and a piston plate that can slide vertically is provided in the box body. A plurality of jet pipes are embedded and connected to the piston plate. The jet pipe slides through the top of the box body, and the jet pipe is connected to a material receiving plate, and the jet pipe passes through the material receiving plate. The piston plate will move upward with the material receiving plate, and the outside air enters the box body through the jet pipe. The piston plate will move downward with the material receiving plate, and the air in the box body will be ejected through the jet pipe and sprayed on the insulators that have been sprayed, so as to air-dry the insulators that have been sprayed.

[0015] In addition, it is particularly preferred that a tank cover is further included, and the top of the liquid storage tank is rotatably connected to the tank cover.

[0016] The present invention has the following beneficial effects: 1. The present invention can use a liquid pump to make PRTV paint spray out from an atomizing nozzle and spray it on the insulator. The air pump can make air spray out from the air jet port and spray it on the insulator to air-dry the insulator, thereby avoiding excessive moisture that makes it difficult for PRTV paint to cover the insulator, thereby ensuring the spraying effect.

[0017] 2. The output shaft of the servo motor rotates to drive the push rod to rotate, and the push rod pushes the triangle block to move to the right, thereby driving the unloading rod to move to the right. The unloading rod can push the sprayed insulator onto the receiving plate to automatically unload and receive the materials, thereby improving work efficiency.

[0018] 3. The output shaft of the servo motor rotates to drive gear 2 to rotate, gear 2 drives the vertical rack to move upward, and the vertical rack drives the receiving plate and the blocking frame to move upward. The output shaft of the servo motor rotates in the opposite direction to drive gear 2 to rotate in the opposite direction, thereby driving the receiving plate and the blocking frame to move downward, automatically raising and lowering the receiving plate and the blocking frame, which is more convenient to use.

[0019] 4. The downward movement of the receiving plate can drive the piston plate to move downward, and the air in the box is ejected through the jet pipe and sprayed on the sprayed insulator to air-dry the sprayed insulator and accelerate the drying speed of the sprayed insulator. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0021] Figure 2 It is a structural schematic diagram of the three-way pipe, the hollow gap ring and the air jet of the present invention.

[0022] Figure 3 It is a structural schematic diagram of the screw motor and the push plate of the present invention.

[0023] Figure 4 It is a schematic structural diagram of the mounting frame, arc-shaped rack and gear 1 of the present invention.

[0024] Figure 5 It is a schematic structural diagram of the liquid storage box, liquid pump and liquid guiding tube of the present invention.

[0025] Figure 6 It is a schematic structural diagram of the connecting frame, the unloading rod, the triangular block, the servo motor and the pushing rod of the present invention.

[0026] Figure 7 It is a schematic structural diagram of the unloading rod and the elastic member of the present invention.

[0027] Figure 8 It is a schematic structural diagram of the guide frame, the blocking frame and the material receiving plate of the present invention.

[0028] Fig. 9 It is a schematic structural diagram of the vertical plate and the horizontal rotating shaft of the present invention.

[0029] Fig.10 It is a schematic structural diagram of the vertical rack and gear 2 of the present invention.

[0030] Fig.11It is a schematic diagram of the structure of the box body and the air injection pipe of the present invention.

[0031] Fig.12 It is a cross-sectional view of the box body of the present invention.

[0032] In the figure: 1, spray box, 2, atomizing nozzle, 3, vertical shaft, 31, placement rod, 4, stepping motor, 5, support frame, 6, arc plate, 7, air pump, 8, three-way pipe, 9, hollow gap ring, 10, jet nozzle, 111, screw motor, 112, push plate, 121, mounting frame, 122, arc rack, 123, gear one, 131, liquid storage tank, 132, liquid pump, 133, Liquid guide tube, 141, connecting frame, 142, unloading rod, 143, elastic member, 144, triangular block, 145, servo motor, 146, pushing rod, 151, guide frame, 152, blocking frame, 153, receiving plate, 161, vertical plate, 162, vertical rack, 163, horizontal rotating shaft, 164, gear 2, 171, box body, 172, piston plate, 173, jet pipe, 18, box cover. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] Implementation 1: See Figure 1-Figure 5A spraying device for transmission and transformation line insulators includes a spray box 1, an atomizing nozzle 2, a vertical rotating shaft 3, a placing rod 31, a stepping motor 4, a support frame 5, an arc plate 6, an air pump 7, a three-way pipe 8, a hollow notch ring 9, a feeding component, a rotation component and a liquid injection component. Three atomizing nozzles 2 are evenly spaced and connected to the top of the spray box 1. The middle of the lower front side of the spray box 1 is rotatably connected with a vertical rotating shaft 3. The middle part of the outer side of the vertical rotating shaft 3 is evenly spaced and rotatably connected with three placing rods 31 around the circumferential direction. The placing rod 31 is used to place insulators. The middle of the upper front side of the spray box 1 is connected with a stepping motor 4 by bolts. The upper end of the vertical rotating shaft 3 and the output shaft of the stepping motor 4 are connected by a coupling to drive the vertical rotating shaft 3 to rotate. The vertical rotating shaft 3 drives the placing rod 31 to rotate, thereby driving the insulator to rotate, and rotating the insulator to the mist Below the atomizing nozzle 2, a support frame 5 is connected to the lower left front side of the spray box 1 by bolts, and an arc plate 6 is connected to the top of the support frame 5 by bolts. The arc plate 6 is used to store insulators, and an air pump 7 is connected to the lower front side of the support frame 5 by bolts. A tee pipe 8 is connected to the upper front side of the support frame 5, one end of the tee pipe 8 is connected to the air outlet end of the air pump 7, and the other two ends of the tee pipe 8 are connected to a hollow gap ring 9, which surrounds the arc plate 6. A plurality of air jets 10 are evenly spaced inside the hollow gap ring 9. The air pump 7 blows air into the hollow gap ring 9 through the tee pipe 8, and the air is ejected from the air jet 10 and sprayed onto the insulator. The feeding assembly 11 is used to push the insulator onto the placement rod 31, the rotation assembly 12 is used to rotate the insulator, and the injection assembly 13 is used to inject PRTV paint into the atomizing nozzle 2.

[0035] See also Figure 3 The loading assembly includes a screw motor 111 and a push plate 112. The screw motor 111 is connected to the bottom of the arc plate 6. The push plate 112 is threadedly provided on the screw motor 111. A strip opening is opened at the bottom of the arc plate 6. The push plate 112 enters the arc plate 6 from the strip opening, and the push plate 112 can slide along the strip opening. The push plate 112 is used to push the insulator onto the placement rod 31.

[0036] See also Figure 4 The rotation assembly includes a mounting frame 121, an arc-shaped rack 122 and a gear 123. The lower part of the spray box 1 is connected to the mounting frame 121 by bolts, and the top of the mounting frame 121 is connected to the arc-shaped rack 122 by bolts. The placement rod 31 is connected to the gear 123 by a key. The gear 123 and the arc-shaped rack 122 are meshed. The gear 123 will roll on the arc-shaped rack 122, causing the gear 123 to rotate, thereby driving the placement rod 31 to rotate, and then driving the insulator to rotate.

[0037] See also Figure 5The liquid injection assembly includes a liquid storage tank 131, a liquid suction pump 132 and a liquid guide tube 133. The liquid storage tank 131 is connected to the upper rear side of the spray box 1 by bolts, and the liquid suction pump 132 is connected to the rear side of the top of the spray box 1 by bolts. The liquid inlet end of the liquid suction pump 132 passes through the top of the liquid storage tank 131, and the liquid inlet end of the liquid suction pump 132 extends to the lower part of the liquid storage tank 131. The liquid outlet end of the liquid suction pump 132 is connected to the liquid guide tube 133. There are three ports on the liquid guide tube 133. The three ports of the liquid guide tube 133 are respectively connected to the three atomizing nozzles 2. The liquid suction pump 132 can suck PRTV paint into the liquid guide tube 133, and the PRTV paint flows into the atomizing nozzle 2 through the liquid guide tube 133.

[0038] See also Figure 5 , and also includes a box cover 18, and the box cover 18 is rotatably connected to the rear side of the top of the liquid storage tank 131.

[0039] People pour PRTV paint into the liquid storage tank 131, and the box cover 18 can block dust to prevent dust from entering the liquid storage tank 131. Then, multiple insulators are neatly placed in the curved plate 6, and the air pump 7 is started. Air is ejected from the air jet 10 through the three-way pipe 8 and the hollow notch ring 9, and sprayed on the insulators to air dry the insulators to prevent excessive moisture from making it difficult for the PRTV paint to cover the insulators, thereby ensuring the spraying effect. Then, the screw motor 111 is controlled to drive the push plate 112 to move rightward, and the push plate 112 pushes the insulators in the curved plate 6 to push the rightmost insulator in the curved plate 6 onto the placement rod 31, and then the liquid pump 132 is started, and the PRTV paint is atomized from the atomized plate 6 through the liquid guide tube 133. The nozzle 2 sprays out, and then the output shaft of the stepper motor 4 is controlled to rotate 120 degrees, driving the vertical shaft 3 to rotate 120 degrees, thereby driving the placement rod 31 and the gear 123 to rotate, and the insulator on the placement rod 31 rotates 120 degrees, and the insulator on the placement rod 31 rotates to the bottom of the atomizing nozzle 2 to spray the insulator. At this time, the gear 123 will mesh with the arc rack 122, and the gear 123 rolls on the arc rack 122, causing the gear 123 to rotate, thereby enabling the insulator on the placement rod 31 to rotate, so that the PRTV paint can be sprayed on the insulator more evenly, and then people control the output shaft of the stepper motor 4 to rotate 120 degrees again to continue spraying the insulator.

[0040] Implementation 2: Based on Implementation 1, see Figure 6 and Figure 7, also includes a unloading mechanism, the unloading mechanism includes a connecting frame 141, a unloading rod 142, an elastic member 143 and a pushing assembly, the bottom of the stepping motor 4 is connected to the connecting frame 141, the vertical shaft 3 and the connecting frame 141 are rotatably connected, and a unloading rod 142 is slidably provided on the right side of the bottom of the connecting frame 141, and the unloading rod 142 can slide left and right. The unloading rod 142 is used to push the sprayed insulator from the placement rod 31, and an elastic member 143 is sleeved on the outer side of the unloading rod 142. The two ends of the elastic member 143 are respectively connected to the connecting frame 141 and the unloading rod 142. The elastic member 143 is a spring, and the pushing assembly is used to push the unloading rod 142 out.

[0041] See also Figure 6 and Figure 7 The ejection assembly includes a triangular block 144, a servo motor 145 and a push rod 146. The top of the unloading rod 142 is connected to the triangular block 144. The servo motor 145 is bolted to the right side of the top of the connecting frame 141. The output shaft of the servo motor 145 is connected to the push rod 146. The push rod 146 rotates to contact the triangular block 144 and push the triangular block 144 to move to the right, thereby driving the unloading rod 142 to move to the right.

[0042] See also Figure 8 , and also includes a material receiving mechanism, which includes a guide frame 151, a blocking frame 152 and a material receiving plate 153. The lower right part of the front side of the spray box 1 is connected to the guide frame 151 by bolts, and blocking frames 152 are slidably provided on the front and rear sides of the top of the guide frame 151. The blocking frame 152 can slide up and down. The blocking frame 152 is used to block the insulators that have been sprayed. The blocking frames 152 are connected with a material receiving plate 153, and the material receiving plate 153 is used to receive the insulators that have been sprayed.

[0043] See also Fig. 9 and Fig.10 , also includes a lifting mechanism, the lifting mechanism includes a vertical plate 161, a vertical rack 162, a horizontal rotating shaft 163 and a second gear 164, the vertical plate 161 is connected to the right side of the top of the guide frame 151 by bolts, the vertical plate 161 and the receiving plate 153 are slidably connected, a vertical rack 162 is slidably provided on the vertical plate 161, the vertical rack 162 can slide up and down, the lower end of the vertical rack 162 and the right side of the top of the receiving plate 153 are connected by bolts, the output shaft of the servo motor 145 is connected to the horizontal rotating shaft 163 through a coupling, the right end of the horizontal rotating shaft 163 is rotatably connected to the upper part of the vertical plate 161, the right part of the horizontal rotating shaft 163 is connected to the second gear 164 through a key, and the second gear 164 and the vertical rack 162 are meshed.

[0044] The insulator after spraying will rotate to the right side of the discharge rod 142. At this time, people control the output shaft of the servo motor 145 to rotate, driving the push rod 146 and the horizontal shaft 163 to rotate, the horizontal shaft 163 drives the gear 2 164 to rotate, the gear 2 164 drives the vertical rack 162 to move upward, the vertical rack 162 drives the receiving plate 153 and the blocking frame 152 to move upward, so that the receiving plate 153 is close to the insulator after spraying, and then the push rod 146 contacts the triangular block 144 and pushes the triangular block 144 to move right, thereby driving the discharge rod 142 to move right, the elastic member 143 is compressed, and the discharge rod 142 can push the insulator after spraying to the receiving plate 153, automatically unloading and receiving materials, thereby improving work efficiency, and the receiving plate 153 is close to the sprayed insulator. The insulators are relatively close, so the insulators that have been sprayed can be prevented from being damaged. The blocking frame 152 can block the insulators that have been sprayed, and then control the output shaft of the servo motor 145 to rotate in the opposite direction, driving the push rod 146 and the horizontal rotating shaft 163 to rotate in the opposite direction. The push rod 146 and the triangular block 144 are not in contact. Under the action of the elastic member 143, the unloading rod 142 moves to the left and resets, and the horizontal rotating shaft 163 drives the gear 2 164 to rotate in the opposite direction. The gear 2 164 drives the vertical rack 162 to move downward, and the vertical rack 162 drives the receiving plate 153 and the blocking frame 152 to move downward, providing a movable space for the placement rod 31 to avoid collision between the placement rod 31 and the blocking frame 152, and the receiving plate 153 and the blocking frame 152 can be automatically raised and lowered, which is more convenient to use.

[0045] See also Fig.11 and Fig.12 , also includes a drying mechanism, the drying mechanism includes a box body 171, a piston plate 172 and an injection pipe 173, the box body 171 is connected to the guide frame 151 by bolts, a piston plate 172 is provided in the box body 171 for sliding sealing, the piston plate 172 can slide up and down, seven injection pipes 173 are evenly spaced and embedded in the piston plate 172, the injection pipe 173 slides through the top of the box body 171, the injection pipe 173 is connected to the material receiving plate 153, and the injection pipe 173 penetrates the material receiving plate 153.

[0046] When the receiving plate 153 moves upward, it can drive the jet pipe 173 and the piston plate 172 to move upward, and the outside air enters the box body 171 through the jet pipe 173. When the receiving plate 153 moves downward, it can drive the jet pipe 173 and the piston plate 172 to move downward, and the air in the box body 171 is sprayed out through the jet pipe 173 and sprayed on the sprayed insulator, so as to air-dry the sprayed insulator and accelerate the drying speed of the sprayed insulator.

[0047] The above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any equivalent changes or modifications made according to the spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. A spraying device for transmission and transformation line insulators, comprising a spraying box (1) and an atomizing nozzle (2), wherein a plurality of atomizing nozzles (2) are connected to the top of the spraying box (1), characterized in that: The spray box (1) further comprises a vertical rotating shaft (3), a placement rod (31), a stepping motor (4), a support frame (5), an arc plate (6), an air pump (7), a three-way pipe (8), a hollow notch ring (9), a feeding assembly, a rotation assembly and a liquid injection assembly. The spray box (1) is rotatably connected with a vertical rotating shaft (3) for rotating the insulator to the bottom of the atomizing nozzle (2). Three placement rods (31) for placing the insulator are rotatably connected to the vertical rotating shaft (3) at even intervals around the circumference. The spray box (1) is connected with a stepping motor (4). The upper end of the vertical rotating shaft (3) is connected to the output shaft of the stepping motor (4). The spray box (1) is connected with a support frame (5). The top of the support frame (5) is connected to the spray box (1). The arc plate (6) for storing insulators is connected to the upper part, the support frame (5) is connected to an air pump (7), one end of a three-way pipe (8) is connected to the air outlet end of the air pump (7), the other two ends of the three-way pipe (8) are connected to a hollow gap ring (9), the hollow gap ring (9) surrounds the arc plate (6), the three-way pipe (8) is connected to the support frame (5), a plurality of air injection ports (10) for spraying the gas output by the air pump (7) onto the insulator are opened on the inner side of the hollow gap ring (9), the feeding component is used to push the insulator onto the placement rod (31), the rotation component is used to rotate the insulator on the placement rod (31), and the injection component is used to inject PRTV paint into the atomizing nozzle (2).

2. A spraying device for transmission and transformation line insulators according to claim 1, characterized in that: The loading assembly comprises a screw motor (111) and a push plate (112); the bottom of the arc plate (6) is connected to the screw motor (111); a push plate (112) for pushing the insulator onto the placement rod (31) is threadedly provided on the screw motor (111); and the push plate (112) and the arc plate (6) are slidably connected.

3. A spraying device for transmission and transformation line insulators according to claim 2, characterized in that: The self-rotation component comprises a mounting frame (121), an arc-shaped rack (122) and a gear 1 (123). The mounting frame (121) is connected inside the spray box (1), the mounting frame (121) is connected to the arc-shaped rack (122), and the placement rod (31) is connected to the gear 1 (123). The gear 1 (123) and the arc-shaped rack (122) are meshed. When the stepping motor (4) drives the vertical rotating shaft (3) to rotate, the gear 1 (123) rolls on the arc-shaped rack (122), thereby driving the insulator to rotate.

4. A spraying device for transmission and transformation line insulators as claimed in claim 3, characterized in that: The liquid injection assembly comprises a liquid storage tank (131), a liquid extraction pump (132) and a liquid guide tube (133). The liquid storage tank (131) is connected to the spray box (1). The liquid extraction pump (132) is connected to the spray box (1). The liquid inlet end of the liquid extraction pump (132) passes through the top of the liquid storage tank (131), and the liquid inlet end of the liquid extraction pump (132) extends to the lower part of the liquid storage tank (131). The liquid outlet end of the liquid extraction pump (132) is connected to the liquid guide tube (133) for injecting PRTV paint into the atomizing nozzle (2). The liquid guide tube (133) has a plurality of ports, the number of ports on the liquid guide tube (133) is the same as the number of the atomizing nozzle (2), and the ports of the liquid guide tube (133) are connected to the atomizing nozzle (2).

5. A spraying device for transmission and transformation line insulators according to claim 1, characterized in that: The invention also comprises a discharge mechanism, which comprises a connecting frame (141), a discharge rod (142), an elastic member (143) and a pushing assembly. The bottom of the stepping motor (4) is connected to the connecting frame (141), the vertical rotating shaft (3) and the connecting frame (141) are rotatably connected, a discharge rod (142) capable of horizontal sliding is provided on the connecting frame (141), the discharge rod (142) is used to push the sprayed insulator from the placement rod (31), an elastic member (143) is connected between the connecting frame (141) and the discharge rod (142), the discharge rod (142) is reset by the elastic member (143), and the pushing assembly is used to push the discharge rod (142) out.

6. A spraying device for transmission and transformation line insulators as claimed in claim 5, characterized in that: The ejection assembly comprises a triangular block (144), a servo motor (145) and a push rod (146); the top of the discharge rod (142) is connected with the triangular block (144); the connecting frame (141) is connected with the servo motor (145); the output shaft of the servo motor (145) is connected with the push rod (146) for pushing the triangular block (144); the push rod (146) contacts the triangular block (144) during the rotation process.

7. A spraying device for transmission and transformation line insulators according to claim 6, characterized in that: The invention also comprises a material receiving mechanism, which comprises a guide frame (151), a blocking frame (152) and a material receiving plate (153). The spray box (1) is connected with the guide frame (151), the vertical rotating shaft (3) is located between the guide frame (151) and the support frame (5), and blocking frames (152) capable of vertical sliding are arranged on both sides of the guide frame (151). The blocking frames (152) are used to block the sprayed insulators, and the material receiving plates (153) for receiving the sprayed insulators are connected between the blocking frames (152).

8. A spraying device for transmission and transformation line insulators according to claim 7, characterized in that: The invention also comprises a lifting mechanism, which comprises a vertical plate (161), a vertical rack (162), a horizontal rotation shaft (163) and a second gear (164); a side of the guide frame (151) away from the vertical rotation shaft (3) is connected with the vertical plate (161); the vertical plate (161) and the receiving plate (153) are slidably connected; a vertical rack (162) capable of vertical sliding is provided on the vertical plate (161); the vertical rack (162) and the receiving plate (153) are connected; The output shaft of the servo motor (145) is connected with a horizontal rotating shaft (163), the horizontal rotating shaft (163) and the vertical plate (161) are rotatably connected, the horizontal rotating shaft (163) is connected with a second gear (164), the second gear (164) and the vertical rack (162) are meshed, the second gear (164) can drive the vertical rack (162) to move upward, and the vertical rack (162) drives the receiving plate (153) to move upward to receive the sprayed insulator.

9. A spraying device for transmission and transformation line insulators according to claim 7, characterized in that: The invention also comprises an air drying mechanism, which comprises a box body (171), a piston plate (172) and an air jet pipe (173). The box body (171) is connected to the guide frame (151). The box body (171) is provided with a piston plate (172) capable of vertical sliding. A plurality of air jet pipes (173) are embedded and connected to the piston plate (172). The air jet pipes (173) slide through the top of the box body (171). The air jet pipes (173) and the receiving plate (151) are connected to each other. 3) is connected, and the jet pipe (173) penetrates the material receiving plate (153), the piston plate (172) moves upward along with the material receiving plate (153), the outside air enters the box body (171) through the jet pipe (173), the piston plate (172) moves downward along with the material receiving plate (153), the air in the box body (171) is ejected through the jet pipe (173) and sprayed on the sprayed insulator, so as to air dry the sprayed insulator.

10. A spraying device for transmission and transformation line insulators according to claim 4, characterized in that: It also includes a box cover (18), and the top of the liquid storage box (131) is rotatably connected to the box cover (18).

Images