Rotary folding mosquito swatter
The rotating and folding design solves the problem of the mosquito swatter being too long when folded, resulting in smaller packaging and carrying volume, and improving ease of use.
Patent Information
- Application Number
- CN202423305054.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Existing mosquito swatters are quite long when the handle is retracted, making them inconvenient to package, store, and carry.
A rotating folding mosquito swatter was designed. Through the rotational connection between the handle and the frame, multiple folding positions of the handle, frame, and net can be achieved, including folding together on the same plane as the frame, staggered positions, and positions parallel to or extended by the vertical bisectors. A limiter and elastic structure are used to ensure stable connection and folding effect.
This design reduces the length and volume of the mosquito swatter when folded, making it easier to package, store, and carry.
Smart Images
Figure CN223844750U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a mosquito killer, especially to a rotary folding mosquito killer. BACKGROUND
[0002] In order to facilitate packaging, storage and carrying, some mosquito killers of the prior art connect the net and the handle through a telescopic rod, extend the handle when in use, shorten the handle when folding, and still have a relatively large length after the handle is contracted, which is still not very convenient for packaging, storage and carrying. SUMMARY
[0003] The utility model discloses a rotary folding mosquito killer, which aims at improving the above-mentioned deficiencies of the prior art.
[0004] Therefore, the utility model adopts the following technical scheme:
[0005] The rotary folding mosquito killer comprises a handle, a frame and a net, the handle comprises a straight pipe-shaped handle shell, the frame is a hollow pipe with a circular arc shape, and the net comprises a frame and a conductive net, wherein the frame is movably arranged in the arc opening of the frame, and the conductive net is fixedly arranged in the frame opening of the frame; the frame is in the shape of a near circle, and the frame is rotatably connected to the two ends of the frame; the net can be rotated to a folded position in the same plane as the frame and an offset position in different planes from the frame; the front side of the handle shell is rotatably connected to the middle side of the frame, so that the handle can be rotated to a folded position parallel to the perpendicular bisector of the frame and an unfolded position extending the perpendicular bisector of the frame.
[0006] As a preferred scheme, the inner arc surface of the frame is provided with an arc convex part extending towards the center of the frame, the side surface of the arc convex part is provided with a connecting shaft, the front side wall of the handle shell is provided with a shaft tube with one end connected to the outside world, and the shaft tube is movably sleeved with the connecting shaft, so as to rotatably connect the handle to the frame.
[0007] As a preferred scheme, the inner end of the shaft tube is closed to form a tube bottom, the tube bottom is provided with a center hole, and the center hole is provided with a limiting device, the limiting device comprises a large circular table and a small circular table arranged at one end of the large circular table, the diameter of the large circular table is larger than the hole diameter of the center hole and is movably exposed in the handle shell, and the small circular table is movably arranged in the center hole.
[0008] The small circular table is provided with a plug at the end away from the large circular table, the front end surface of the connecting shaft is provided with a connecting head, the front end surface of the connecting head is provided with a plug hole, and the plug is plug-connected and fixed in the plug hole, so as to fixedly connect the limiting device to the connecting shaft, so that the limiting device can rotate with the connecting shaft, and the limiting device can prevent the handle shell and the frame from being separated from each other by being axially connected to the shaft tube and the connecting shaft.
[0009] As a preferred solution, the outer periphery of the large circular table is provided with an arc-shaped limiting table, and the outer surface of the pipe bottom of the shaft pipe is provided with a limiting block, which is located on the rotation track of the limiting table, and is used to limit the rotation angle of the limiting device to 180° in cooperation with the limiting table, and make the handle shell fall in the position parallel and elongated to the vertical bisector of the camera stand when the limiting device rotates to both ends.
[0010] As a preferred solution, the outer wall of the shaft pipe is provided with a first spring pipe in the axial direction, and the first spring pipe is provided with a first spring and a first spring ball. One end of the first spring is supported on the spring column provided on the inner wall of the handle shell, and the other end elastically supports the first spring ball on the side of the camera stand, so as to dampen the connection of the handle shell to the camera stand.
[0011] As a preferred solution, the camera stand and the arc-shaped protruding part are provided with a first spring ball falling into a first limiting hole, a second limiting hole and a third limiting hole. The first limiting hole is used to elastically fix the handle shell in a position parallel to the vertical bisector of the camera stand, the second limiting hole is used to elastically fix the handle shell in a position perpendicular to the vertical bisector of the camera stand, and the third limiting hole is used to elastically fix the handle shell in a position elongated to the vertical bisector of the camera stand.
[0012] As a preferred solution, the camera frame is formed by a small semicircular ring and a large semicircular ring. The small semicircular ring is movably arranged in the frame opening of the camera stand and is movably connected to the shaft holes provided at both ends of the camera stand through the shafts provided at both ends of the small semicircular ring, so as to rotatably connect the racket to the camera stand.
[0013] The outer diameter of the small semicircular ring is smaller than the inner diameter of the camera stand, so that the small semicircular ring can rotate through the camera stand; the inner and outer diameters of the large semicircular ring and the camera stand are the same, so that the large semicircular ring can be connected to the camera stand to form a circular frame after the racket is folded; the length of the handle shell is not greater than the diameter of the circular frame, so that the handle can be completely folded to the side of the camera stand and the racket.
[0014] As a preferred solution, the shaft hole is arranged on the shaft table arranged inside the camera stand, the inner end of the shaft is arranged on the shaft seat arranged on the inner wall of the small semicircular ring, the outer end passes through the through holes arranged on the outer arc surface of the small semicircular ring and the inner arc surface of the camera stand in sequence, and then is inserted into the inside of the camera stand, and is movably connected to the corresponding shaft hole through the recess groove arranged on the outer wall of the camera stand.
[0015] As a preferred solution, the middle part of the small semicircle ring is arc-shapedly recessed towards the center of the small semicircle ring to form an arc-shaped opening through which the arc-shaped protrusion rotates, and a locking device for locking the racket in the folded position is arranged between the arc-shaped opening and the arc-shaped protrusion, the locking device comprising a locking hole arranged in the center of the inner arc surface of the arc-shaped opening and an elastic lock comprising a second spring tube arranged in the inner part of the arc-shaped protrusion and a second spring ball and a second spring arranged in the second spring tube, the second spring tube being closed at the inner end and penetrating the center of the outer arc surface of the arc-shaped protrusion at the outer end, and the second spring elastically supports the second spring ball on the inner arc surface of the arc-shaped opening, so that the second spring ball can be clamped into the locking hole when the racket rotates to the folded position.
[0016] A torsional spring is sleeved on the rotating shaft at each end of the small semicircle ring for springing the racket from the folded position to the staggered position after being unlocked.
[0017] As a preferred solution, the rotating shaft, the connecting shaft and the stopper are each provided with a wire penetrating hole penetrating both ends; and the handle shell is provided with a battery and a circuit board electrically connected with the battery.
[0018] The three electric mosquito nets are arranged axially apart in the frame, and the periphery of each of the three electric mosquito nets is embedded and fixed in a corresponding one of three rings of embedding grooves arranged on the inner side of the frame, and the three rings of embedding grooves are all communicated with the rotating shafts at both ends of the small semicircle ring.
[0019] The wire arrangement mode of the three electric mosquito nets is as follows: the wires of two of the electric mosquito nets enter into the holder through the embedding groove and the rotating shaft at one end of the small semicircle ring, and the wire of the remaining one of the electric mosquito nets enters into the holder through the embedding groove and the rotating shaft at the other end of the small semicircle ring, and then the wires of the three electric mosquito nets all enter into the handle shell through the connecting shaft and the stopper.
[0020] The handle of the utility model can be folded on the side of the holder and the racket, and after being folded, the length, volume and occupied space thereof can be reduced, and the handle is more convenient to package, store and carry. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 FIG. 1 is a schematic diagram of the overall structure of the utility model after the racket is folded and the handle is folded
[0022] Figure 2 FIG. 2 is an exploded view of the overall structure of the utility model
[0023] Figure 3 FIG. 3 is a sectional view of the overall structure of the utility model
[0024] Figure 4 FIG. 4 is an enlarged view of the structure in the dotted circle Figure 3 FIG. 5 is an enlarged view of the structure in the dotted circle
[0025] Figure 5 FIG. 6 is a schematic diagram of the local structure of the utility model
[0026] Figure 6 The structure schematic diagram of the position limiter of the embodiment of the present application
[0027] Figure 7 The structure schematic diagram of the net and the frame connection structure of the embodiment of the present application
[0028] Figure 8 The structure schematic diagram of the embodiment of the present application after the net is folded and the handle is fully unfolded
[0029] Figure 9 The structure schematic diagram of the embodiment of the present application after the net is folded and the handle is fully unfolded
[0030] Figure 10 The structure schematic diagram of the embodiment of the present application after the net is folded and the handle is fully unfolded DETAILED DESCRIPTION
[0031] The present application will be described below in conjunction with the drawings and specific embodiments.
[0032] As Figures 1-7 shown in the rotating folding mosquito killer, including handle 10, frame 20 and net 30.
[0033] Handle 10 includes straight pipe handle shell 11, handle shell 11 is provided with battery 12 and circuit board 13 connected with battery 12, control switch is provided on circuit board 13, control key for touching control switch is provided on the side wall of handle shell 11, the side wall of handle shell 11 is further provided with charging interface, charging interface is connected with battery 12 through circuit board 13.
[0034] Frame 20 is a hollow pipe with circular arc, net 30 includes movable frame 31 provided in the arc opening of frame 20 and conductive mesh 32 fixedly provided in the frame opening of frame 31, conductive mesh 32 is connected with circuit board 13.
[0035] The front side of handle shell 11 is connected with the middle side of frame 20 through rotating shaft, so that handle 10 can be rotated to the folding position parallel to the perpendicular bisector of frame 20 and the unfolded position extended to the perpendicular bisector of frame 20.
[0036] The inner arc surface of frame 20 is provided with arc convex part 21 extending to the center of the arc, the side of arc convex part 21 is provided with connecting shaft 21.1, the front side wall of handle shell 11 is provided with shaft pipe 11.1 connected with the outside, shaft pipe 11.1 is movably sleeved with connecting shaft 21.1, so as to rotate handle 10 to frame 20.
[0037] The inner end of the shaft tube 11.1 is closed to form a tube bottom, and a center hole is provided on the tube bottom, and a limiter 14 is arranged in the center hole. The limiter 14 comprises a large circular table 14.1 and a small circular table 14.2 arranged at one end of the large circular table 14.1. The diameter of the large circular table 14.1 is larger than the diameter of the center hole and is exposed in the handle shell 11, and the small circular table 14.2 is arranged in the center hole. The small circular table 14.2 is provided with a pin 14.21 at the end away from the large circular table 14.1. The front end surface of the connecting shaft 21.1 is provided with a connecting head 21.11, and the front end surface of the connecting head 21.11 is provided with a socket. The pin 14.21 is inserted and fixed in the socket, and the limiter 14 is fixed to the connecting shaft 21.1, so that the limiter 14 can rotate with the connecting shaft 21.1, and the handle shell 11 and the racket frame 20 are prevented from being separated from each other through the axial connection between the shaft tube 11.1 and the connecting shaft 21.1.
[0038] The periphery of the large circular table 14.1 is provided with an arc-shaped limiting table 14.11, and the outer surface of the tube bottom of the shaft tube 11.1 is provided with a limiting block 11.11. The limiting block 11.11 is located on the rotation track of the limiting table 14.11, and is used to limit the rotation angle of the limiter 14 to 180° in cooperation with the limiting table 14.11, and to enable the handle shell 11 to fall in the position parallel to and elongated from the perpendicular bisector of the racket frame 20 when the limiter 14 rotates to both ends.
[0039] In order to prevent the handle 10 and the racket frame 20 from rotating freely, a first spring tube 11.2 is arranged on the outer wall of the shaft tube 11.1 in the axial direction, and one end of the first spring tube 11.2 is communicated with the outside. The first spring tube 11.2 is provided with a first spring 15 and a first spring ball 16. One end of the first spring 15 supports the spring column 11.3 arranged on the inner wall of the handle shell 11, and the other end elastically supports the first spring ball 16 on the side surface of the racket frame 20, so as to dampen the connection between the handle shell 11 and the racket frame 20.
[0040] The racket frame 20 and the arc-shaped protruding part 21 on the periphery of the connecting shaft 21.1 are provided with first, second and third limiting holes 21.2, 21.3 and 21.4 for the first spring ball 16 to fall into. The first limiting hole 21.2 is used to elastically fix the handle shell 11 in the position parallel to the perpendicular bisector of the racket frame 20. The second limiting hole 21.3 is used to elastically fix the handle shell 11 in the position perpendicular to the perpendicular bisector of the racket frame 20. The third limiting hole 21.4 is used to elastically fix the handle shell 11 in the position elongated from the perpendicular bisector of the racket frame 20.
[0041] The racket frame 31 is a hollow tube with a near-circular shape, and the two sides thereof are respectively rotatably connected to the two ends of the racket frame 20, so that the racket 30 can be rotated to the folded position in the same plane as the racket frame 20 and the staggered position different from the plane of the racket frame 20.
[0042] The frame 31 is formed by a small semicircle ring 31.1 and a large semicircle ring 31.2, the small semicircle ring 31.1 is movably arranged in the frame opening of the racket 20 and is movably connected to the shaft holes 22.1 of the racket 20 through the two ends of the rotating shaft 31.11, so as to rotate the racket 30 to the racket 20; the outer diameter of the small semicircle ring 31.1 is smaller than the inner diameter of the racket 20, so that the small semicircle ring 31.1 can rotate through the racket 20; the inner and outer diameters of the large semicircle ring 31.2 and the racket 20 are the same, so that the large semicircle ring 31.2 can be connected to the racket 20 to form a circular frame when the racket 30 is folded; the length of the handle 11 is not greater than the diameter of the circular frame, so that the handle 10 can be completely folded to the side of the racket 20 and the racket 30.
[0043] The shaft hole 22.1 is arranged on the shaft table 22 arranged inside the racket 20, the inner end of the rotating shaft 31.11 is arranged on the shaft seat 31.12 arranged on the inner wall of the small semicircle ring 31.1, the outer end is inserted into the inside of the racket 20 through the through holes arranged on the outer arc surface of the small semicircle ring 31.1 and the inner arc surface of the racket 20 in sequence, and is movably connected to the corresponding shaft hole 22.1 through the recess groove arranged on the outer wall.
[0044] The middle part of the small semicircle ring 31.1 is arc-shapedly recessed towards the center of the circle to form a circular arc port 31.13 for the arc-shaped protruding part 21 to rotate through, and a locking device for locking the racket 30 in the folded position is arranged between the circular arc port 31.13 and the arc-shaped protruding part 21, the locking device comprises a lock hole 31.131 and an elastic lock, the lock hole 31.131 is arranged in the center of the inner arc surface of the circular arc port 31.13, the elastic lock comprises a second spring tube 21.12 arranged inside the arc-shaped protruding part 21, a second elastic ball 24 and a second spring 25 arranged in the second spring tube 21.12, the inner end of the second spring tube 21.12 is closed and the outer end penetrates the center of the outer arc surface of the arc-shaped protruding part 21, and the second spring 25 elastically supports the second elastic ball 24 on the inner arc surface of the circular arc port 31.13, so that the second elastic ball 24 can be clamped into the lock hole 21.131 when the racket 30 is rotated to the folded position.
[0045] The rotating shaft 31.11 at both ends of the small semicircle ring 31.1 is sleeved with a torsion spring 33, the two ends of the torsion spring 33 are connected to the shaft seat 31.12 and the shaft table 22 on the same side and provide outwardly staggered torsion force for the racket 30 in the locked state, so as to pop the racket 30 from the folded position to the staggered position after being unlocked.
[0046] The rotating shaft 31.11, the connecting shaft 21.1 and the limiter 14 are all provided with through holes at both ends; the handle housing 11 is provided with a battery 12 and a circuit board 13 electrically connected to the battery 12; three electric mosquito nets 32 are provided axially at different distances inside the frame 31, and the periphery of the three electric mosquito nets 32 is respectively embedded and fixed in three grooves provided on the inner side of the frame 31, and the three grooves are all connected to the rotating shaft 31.11 at both ends of the small semi-circular ring 31.1.
[0047] The wiring of the three electric mosquito nets 32 is as follows: the wires of two electric mosquito nets 32 enter the racket 20 along their respective grooves and the inside of the pivot 31.11 at one end of the small semi-circular ring 31.1; the wire of the remaining electric mosquito net 32 enters the racket 20 along its groove and the inside of the pivot 31.11 at the other end of the small semi-circular ring 31.1; then the wires of all three electric mosquito nets 32 enter the handle housing 11 along the connecting shaft 21.1 and the limiter 14 and are then electrically connected to the circuit board 13.
[0048] When using, if you need to fully unfold the net, then... Figure 8 As shown, with the racket 30 in the retracted position, hold the handle 10 and drive the racket frame 20 to rotate on the handle 10 until the first ball 16 falls into the third limiting hole 21.4, so that the handle shell 11 is in a position that is an extension of the vertical bisector of the racket frame 20.
[0049] To open the online auction for 30, as follows Figure 10 As shown, first hold the handle 10 or the racket 20 and drive the net racket 30 to rotate until the second ball 24 slides out from the lock hole 31.131, so that the net racket 30 is in the unlocked state; if you need to kill mosquitoes on a tilted wall or ceiling, you can hold the handle 10 and tilt the top of the net racket 30 to support the wall or ceiling, and press the handle 10 to rotate the net racket 30 to fit the wall or ceiling.
[0050] If you need to partially unfold the item for online auction at 30, then... Figure 9 As shown, with the racket 30 in the retracted position, hold the handle 10 and drive the racket frame 20 to rotate on the handle 1 until the first ball 16 falls into the second limiting hole 21.3, so that the handle shell 11 is in a position perpendicular to the vertical bisector of the racket frame 2.
[0051] When packaging, storing or carrying, such as Figure 1 As shown, hold the handle 10 or the racket 20 to drive the racket 30 to rotate inward until the second ball 24 is engaged in the locking hole 31.131 and the racket 30 is locked in the folded position; hold the handle 10 and drive the racket 20 to rotate the handle 10 until the first ball 16 falls into the first limiting hole 21.2. At this time, the handle shell 11 is in a position parallel to the vertical bisector of the racket 2 and is completely folded into the side of the racket 20 and the racket 30.
Claims
1. A rotary folding mosquito swatter, comprising a handle (10), a swatter frame (20) and a net swatter (30), the handle (10) comprising a straight tubular handle shell (11), the swatter frame (20) being a hollow arc-shaped tube, the net swatter (30) comprising a swatter frame (31) movably arranged in the arc opening of the swatter frame (20) and an electric mosquito net (32) fixedly arranged in the frame opening of the swatter frame (31); the swatter frame (31) is in the shape of a near circle, and its two sides are respectively rotatably connected with the two ends of the swatter frame (20) so that the net swatter (30) can be rotated to a folded position in the same plane as the swatter frame (20) and a staggered position in different planes from the swatter frame (20); characterized in that: The front side of the handle shell (11) rotates the middle side of the frame (20) to make the handle (10) rotate to a folded position parallel to the vertical bisector of the frame (20) and an unfolded position extending the vertical bisector of the frame (20).
2. The rotating folding mosquito eradicator as claimed in claim 1, wherein: The inner arc surface of the frame (20) is provided with an arc-shaped protruding part (21) extending to the center of the arc, and the side surface of the arc-shaped protruding part (21) is provided with a connecting shaft (21.1). The front side wall of the handle shell (11) is provided with a shaft tube (11.1) with one end communicating with the outside world. The shaft tube (11.1) movably sleeves the connecting shaft (21.1) to rotate the handle (10) to the frame (20).
3. The rotating folding mosquito eradicator as claimed in claim 2, wherein: The inner end of the shaft tube (11.1) is closed to form a tube bottom, and the tube bottom is provided with a center hole. A limit stopper (14) is arranged in the center hole. The limit stopper (14) includes a large circular table (14.1) and a small circular table (14.2) arranged at one end of the large circular table (14.1). The diameter of the large circular table (14.1) is larger than the hole diameter of the center hole and is movably exposed in the handle shell (11). The small circular table (14.2) is movably arranged in the center hole. The small circular table (14.2) is provided with a plug (14.21) at the end away from the large circular table (14.1). The front end surface of the connecting shaft (21.1) is provided with a connecting head (21.11), and the front end surface of the connecting head (21.11) is provided with a plug hole. The plug (14.21) is inserted and fixed in the plug hole to fix the limit stopper (14) to the connecting shaft (21.1) so that the limit stopper (14) can rotate with the connecting shaft (21.1) and prevent the handle shell (11) and the frame (20) from being separated from each other through the axial connection of the shaft tube (11.1) and the connecting shaft (21.1).
4. The rotating folding mosquito eradicator as claimed in claim 3 wherein: The outer periphery of the large circular table (14.1) is provided with an arc-shaped limit table (14.11), and the outer surface of the tube bottom of the shaft tube (11.1) is provided with a limit block (11.11). The limit block (11.11) is located on the rotation track of the limit table (14.11) and is used to cooperate with the limit table (14.11) to limit the rotation angle of the limit stopper (14) to 180° and make the limit stopper (14) rotate to the positions where the handle shell (11) falls parallel and extends the vertical bisector of the frame (20) respectively.
5. The rotating folding mosquito eradicator as claimed in claim 4 wherein: The outer wall of the shaft tube (11.1) is axially provided with a first spring tube (11.2) with one end communicating with the outside world. The first spring tube (11.2) is provided with a first spring (15) and a first spring ball (16). One end of the first spring (15) supports a spring column (11.3) arranged on the inner wall of the handle shell (11), and the other end elastically supports the first spring ball (16) on the side surface of the frame (20) to dampen the connection of the handle shell (11) to the frame (20).
6. The rotating folding mosquito eradicator as claimed in claim 5 wherein: The side of the arc-shaped protruding part (21) and the rackets (20) surrounding the connecting shaft (21.1) are provided with the first, second and third limiting holes (21.2, 21.3 and 21.4) for the first elastic ball (16) to fall into, the first limiting hole (21.2) is used to elastically fix the handle shell (11) at a position parallel to the vertical bisector of the rackets (20), the second limiting hole (21.3) is used to elastically fix the handle shell (11) at a position perpendicular to the vertical bisector of the rackets (20), and the third limiting hole (21.4) is used to elastically fix the handle shell (11) at a position extending from the vertical bisector of the rackets (20).
7. The rotating folding mosquito eradicator as claimed in claim 3 wherein: The racket frame (31) is formed by a small semicircle ring (31.1) and a large semicircle ring (31.2), the small semicircle ring (31.1) is movably arranged in the frame opening of the rackets (20) and is movably connected to the shaft holes (22.1) arranged at the two ends of the rackets (20) through the rotating shafts (31.11) arranged at the two ends, so as to rotate the racket (30) to the rackets (20); The outer diameter of the small semicircle ring (31.1) is smaller than the inner diameter of the rackets (20), so that the small semicircle ring (31.1) can rotate through the rackets (20); the inner and outer diameters of the large semicircle ring (31.2) and the rackets (20) are the same, so that the large semicircle ring (31.2) can be butted against the rackets (20) to form a perfect circle frame when the racket (30) is folded; the length of the handle shell (11) is not greater than the diameter of the perfect circle frame, so that the handle (10) can be completely folded to the side of the rackets (20) and the racket (30).
8. The rotating folding mosquito eradicator as claimed in claim 7 wherein: The shaft holes (22.1) are arranged on the shaft table (22) arranged inside the rackets (20), the inner end of the rotating shaft (31.11) is arranged on the shaft seat (31.12) arranged on the inner wall of the small semicircle ring (31.1), the outer end passes through the through holes arranged on the outer arc surface of the small semicircle ring (31.1) and the inner arc surface of the rackets (20) in sequence and is inserted into the inside of the rackets (20), and is movably clamped in the corresponding shaft hole (22.1) through the recess ring arranged on the outer wall.
9. The rotating folding mosquito eradicator as claimed in claim 8, wherein: The middle part of the small semicircle ring (31.1) is arc-shapedly recessed towards the center of the circle to form a circular arc opening (31.13) for the arc-shaped protruding part (21) to rotate through, and a locking device for locking the racket (30) in the folded position is arranged between the circular arc opening (31.13) and the arc-shaped protruding part (21), the locking device comprises a locking hole (31.131) arranged in the central inner arc surface of the circular arc opening (31.13) and an elastic lock, the elastic lock comprises a second spring tube (21.12) arranged inside the arc-shaped protruding part (21), a second elastic ball (24) and a second spring (25) arranged in the second spring tube (21.12), the inner end of the second spring tube (21.12) is closed, the outer end penetrates the central outer arc surface of the arc-shaped protruding part (21), and the second spring (25) elastically supports and props the second elastic ball (24) on the inner arc surface of the circular arc opening (31.13), so that the second elastic ball (24) can be clamped into the locking hole (21.131) when the racket (30) is rotated to the folded position; The pivot shaft (31.11) at both ends of the small semicircular ring (31.1) is sleeved with a torsion spring (33) for opening the racket (30) from the folded position to the staggered position.
10. The rotating folding mosquito eradicator as claimed in claim 7 wherein: The pivot shaft (31.11), the connecting shaft (21.1) and the limiter (14) are all provided with through holes for wires; the handle shell (11) is provided with a battery (12) and a circuit board (13) electrically connected with the battery (12); The racket frame (31) is provided with three electric mosquito nets (32) axially spaced apart; the periphery of each electric mosquito net (32) is embedded and fixed in the three rings of embedding grooves provided on the inner side of the racket frame (31), and the three rings of embedding grooves are all communicated with the pivot shaft (31.11) at both ends of the small semicircular ring (31.1); The wiring mode of the three electric mosquito nets (32) is as follows: the electric wires of two electric mosquito nets (32) enter into the racket holder (20) along the embedding groove and the pivot shaft (31.11) at one end of the small semicircular ring (31.1), and the electric wire of the remaining electric mosquito net (32) enters into the racket holder (20) along the embedding groove and the pivot shaft (31.11) at the other end of the small semicircular ring (31.1), and then the electric wires of the three electric mosquito nets (32) all enter into the handle shell (11) along the connecting shaft (21.1) and the limiter (14) and are electrically connected with the circuit board (13).