LED floodlight and mounting structure

Abstract

The utility model belongs to the field of illumination, particularly relates to an LED floodlight and an installation structure, and aims to solve the problems that an existing LED floodlight is complex in installation structure, high in installation cost and low in efficiency, and a reflector is single in illumination mode and limited in application range, and provides the following scheme that the LED floodlight comprises a shell, a floodlight reflector, a condensation reflector and a fixing pin, the floodlight reflecting cover and the light-gathering reflecting cover are respectively connected on fixing pins at different positions of the outer shell in a sliding mode, an adjusting mechanism used for adjusting the direction of light is arranged in the outer shell, and a first fixing mechanism and a second fixing mechanism are arranged on one side of the outer shell. The LED floodlight is simple in structure and convenient to maintain and replace in the later period, rapid switching of lighting modes is achieved, the flexibility and the application range of the LED floodlight are improved, meanwhile, convenient power supply of the LED floodlight is achieved, the circuit connection process is simplified, and the reliability and the safety of circuit connection are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lighting technical field especially relates to a LED flood lamp and mounting structure. BACKGROUND

[0002] In the lighting technical field, LED flood lamp as a kind of efficient, energy-saving lighting equipment, is widely used in various indoor and outdoor lighting scenes, and traditional LED flood lamp usually includes shell, reflector and LED light source etc.

[0003] However, the LED flood lamp in the prior art has the following shortcomings in the process of installation and use: first, the mounting structure of the existing LED flood lamp is mostly relatively complex, usually needs multiple installation steps and special tools to complete installation, which not only increases installation cost, but also reduces installation efficiency, in addition, complex installation structure also increases the difficulty of later maintenance and replacement, brings inconvenience to user;Second, the reflector of the existing LED flood lamp can usually only provide single illumination mode, i.e. flood illumination or spotlighting, cannot quickly switch illumination mode according to actual demand, which limits the application range of LED flood lamp, cannot meet the illumination demand in different scenes, therefore a LED flood lamp and mounting structure are proposed. CONTENT OF UTILITY MODEL

[0004] The utility model aims at solving the shortcomings that the mounting structure of LED flood lamp in the prior art is mostly relatively complex, usually needs multiple installation steps and special tools to complete installation, which not only increases installation cost, but also reduces installation efficiency, in addition, complex installation structure also increases the difficulty of later maintenance and replacement, brings inconvenience to user, and the second, the reflector of the existing LED flood lamp can usually only provide single illumination mode, i.e. flood illumination or spotlighting, cannot quickly switch illumination mode according to actual demand, which limits the application range of LED flood lamp, cannot meet the illumination demand in different scenes, and a LED flood lamp and mounting structure are proposed.

[0005] In order to realize the above-mentioned purpose, the utility model has adopted the following technical scheme:

[0006] The utility model provides a kind of LED floodlight, including shell, floodlight reflector and spotlight reflector, the side and bottom of the shell are all provided with through channel, glass cover is fixedly connected in the through channel, the side inner wall and bottom inner wall of the shell provided with through channel are all fixedly connected with multiple fixed pins, the floodlight reflector is slidably connected on the circumferential outer wall of multiple fixed pins on the bottom inner wall of shell, the spotlight reflector is slidably connected on the circumferential outer wall of multiple fixed pins on the side inner wall of shell, multiple springs one are fixedly connected between the inner wall of corresponding shell and the floodlight reflector and the spotlight reflector respectively, the spring one is sleeved on the circumferential outer wall of corresponding fixed pin, the top side of the shell is provided with clamping groove one, the two side inner walls of the shell are all fixedly connected with rotating seat, the same adjusting mechanism for adjusting light direction is rotatably arranged between two rotating seats.

[0007] In a possible design, the adjusting mechanism includes a rotating shaft, the rotating shaft is rotatably connected between the two rotating seats, the rotating shaft is provided with a sliding groove one on one side, the sliding groove one is slidably connected with a sliding rod, the sliding rod penetrates one side of the shell, the end of the sliding rod on the outside of the shell is fixedly connected with a knob, the other end of the sliding rod and the inner wall of one side of the sliding groove one are fixedly connected with the same spring two.

[0008] In a possible design, the circumferential outer wall of the rotating shaft is provided with three planes, one of the planes is fixedly connected with an LED lamp, the three planes are all provided with two mounting grooves, the side of the sliding groove one is provided with three limiting grooves, the mounting grooves are all in communication with corresponding limiting grooves and sliding groove one, the arc surface abutting block is slidably connected in the mounting groove, the arc surface abutting block is matched with the rotating shaft, the circumferential outer wall of the sliding rod is fixedly connected with multiple trapezoidal limiting blocks, the trapezoidal limiting blocks are slidably connected in corresponding limiting grooves, the arc surface abutting block is matched with the trapezoidal limiting block, the floodlight reflector and the spotlight reflector are respectively in contact with one of the planes, and the LED lamp is located inside the floodlight reflector.

[0009] A mounting structure is used in cooperation with the LED floodlight of any one of the above-mentioned embodiments, comprising a fixing mechanism one and a fixing mechanism two, the fixing mechanism one and the fixing mechanism two are arranged on one side of the shell, the fixing mechanism two comprises a fixing seat, the fixing seat is provided with a fixing groove on one side, the two side inner walls of the fixing groove are provided with clamping grooves three, the top and bottom of the side inner wall of the fixing groove one are fixedly connected with conductive metal plates two, the top side of the fixing seat is provided with a recess, the U-shaped buckle is slidably connected in the recess, the bottom of the U-shaped buckle and the bottom inner wall of the recess are fixedly connected with the same tension spring, the U-shaped buckle is clamped in the clamping groove one, and the two sides of the fixing seat are fixedly connected with mounting seats.

[0010] In a possible design, the fixing mechanism comprises a main body fixedly connected to one side of the shell, the main body is located in the fixing groove, a sliding groove two is formed in the side of the main body away from the shell, sliding grooves three are formed in the inner walls of the two sides of the sliding groove two, and a clamping mechanism for clamping and fixing the main body in the fixing groove is arranged in the sliding groove two.

[0011] In a possible design, the clamping mechanism comprises two support plates, the two support plates are slidably connected in the sliding groove two, two connecting rods are fixedly connected to the sides of the two support plates away from each other, a same spring three is fixedly connected between one side of one of the support plates and the inner wall of one side of the sliding groove two, two clamping blocks are fixedly connected to the other side of the support plate connected with the spring three, sliding blocks are slidably connected in the sliding grooves three, triangular blocks are fixedly connected to the sides of the two sliding blocks away from each other, the triangular blocks are clamped in the corresponding clamping grooves three, clamping grooves two are formed in one side of the sliding blocks, the clamping grooves two are matched with the clamping blocks, a same spring four is fixedly connected to the sides of the two sliding blocks away from each other, the spring four is located between the two connecting rods, and conductive metal plates one are fixedly connected to the top and the bottom of the side of the main body close to the fixing seat.

[0012] Working principle: in the application, when people need to quickly install the floodlight, only need to lift the U-shaped buckle, then insert the main body into the fixed groove on one side of the fixed seat, when inserted to a certain extent, the support plate on the outside contacts with the inner wall of the fixed groove on one side, with continue to insert, the inner wall of the fixed groove on one side will push the support plate on the outside to move inward, then the support plate on the outside pushes the support plate on the inside to move inward through the connecting rod, and then drives the clamping block to move, until the clamping block is separated from the clamping groove two, then the spring four will push the two sliders to move outward, then the slider pushes the triangular block into the clamping groove three, then the inclined surface of the triangular block is in close contact with one side of the clamping groove three under the pushing of the spring four, to complete the preliminary fixing, then loosen the U-shaped buckle, the U-shaped buckle is clamped into the clamping groove one under the pulling of the tension spring, to complete the secondary fixing, at this time, the two conductive metal plates two connected with the positive and negative poles of the power supply through the wire contact with the two conductive metal plates one connected with the positive and negative poles of the LED lamp through the wire, so that the power supply can supply power to the LED lamp, when taking away the floodlight, only need to lift the U-shaped buckle upward, so that it is separated from the clamping of the clamping groove one, then pull out the floodlight outward with force, in the pulling out process, the clamping groove three pushes the triangular block inward through the inclined surface of the triangular block, and then drives the two sliders to move inward, until the spring three pushes the support plate on the inside under the elastic force and drives the two clamping blocks to clamp into the two clamping grooves two, when people need to replace the light range, first move the knob inward, then the knob drives the slide rod to move inward, and then pushes the arc surface resistance block outward through the inclined surface of the trapezoidal limiting block, then the arc surface resistance block will push the floodlight reflector and the spotlight reflector to move outward along the fixed pin, and let the LED lamp separate from one of the reflectors, then rotate the knob to drive the slide rod, and then drive the pivot to rotate 90° through the trapezoidal limiting block and the limiting groove, then loosen the knob, then the spring two will push the slide rod, and then drive the knob and the trapezoidal limiting block to reset, then the floodlight reflector and the spotlight reflector will move inward under the elastic force of the spring one and contact with the plane opened on the circumferential outer wall of the pivot, at the same time, the arc surface resistance block is reset, and the LED lamp is clamped into the other reflector, to complete the adjustment of the light range.

[0013] Beneficial effects: in the application, the LED floodlight and the installation structure, through the setting of the shell, the floodlight reflector, the spotlight reflector and the adjusting mechanism and other components, the quick switching of the LED floodlight lighting mode can be realized, specifically, the LED lamp can be switched between the floodlight reflector and the spotlight reflector with the rotation of the pivot, so as to meet the lighting demand in different scenes, this design simplifies the operation process, improves the flexibility and application range of the LED floodlight, and realizes the conversion of the lighting mode without replacing the whole lamp;

[0014] The utility model discloses a LED floodlight and mounting structure, through setting up fixed mechanism no. 1 and fixed mechanism no. 2 etc. Component, can simplify the installation and dismounting process of LED floodlight, and user only needs to insert the main part into fixed groove, and through the clamping mechanism and U -shaped buckle can complete the fixation, need not to use special tool, reduced the installation cost, improved the installation efficiency, simultaneously, this simple mounting structure is convenient for the maintenance and replacement of later period, has brought the convenience to the user.

[0015] The utility model discloses a LED floodlight and mounting structure, through setting up the conductive metal sheet no. 1 and conductive metal sheet no. 2, realized the convenient power supply of LED floodlight, specifically, when fixed mechanism no. 1 and fixed mechanism no. 2 are fixed, the conductive metal sheet no. 1 and conductive metal sheet no. 2 contact, thereby through the electric wire connects the power supply with LED lamp, provides the stable power supply for LED lamp, this design not only simplifies the circuit connection process, also improved the reliability and safety of circuit connection, provided the powerful guarantee for the normal use of LED floodlight.

[0016] The utility model discloses a LED floodlight and mounting structure, through setting up the conductive metal sheet no. 1 and conductive metal sheet no. 2, realized the convenient power supply of LED floodlight, specifically, when fixed mechanism no. 1 and fixed mechanism no. 2 are fixed, the conductive metal sheet no. 1 and conductive metal sheet no. 2 contact, thereby through the electric wire connects the power supply with LED lamp, provides the stable power supply for LED lamp, this design not only simplifies the circuit connection process, also improved the reliability and safety of circuit connection, provided the powerful guarantee for the normal use of LED floodlight. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of a kind of LED floodlight and mounting structure proposed in the utility model;

[0018] Figure 2 It is the whole structure bottom view of a kind of LED floodlight and mounting structure proposed in the utility model;

[0019] Figure 3 It is the internal structure schematic diagram of a kind of LED floodlight and mounting structure proposed in the utility model;

[0020] Figure 4 For Figure 3 Enlarged view of part A in the middle;

[0021] Figure 5 The internal structure of the LED floodlight is exploded.

[0022] Figure 6 The internal structure of the adjusting mechanism in the LED floodlight is cutaway view.

[0023] Figure 7 The internal structure of the mounting structure is cutaway view.

[0024] Figure 8 The internal structure of the fixing mechanism one in the mounting structure is exploded.

[0025] In the figure: 1, the shell; 11, the fixed pin; 12, spring one; 13, rotating seat; 14, card slot one; 2, glass cover; 3, floodlight reflector; 4, spotlight reflector; 6, adjusting mechanism; 61, rotating shaft; 62, slide bar; 63, knob; 64, mounting groove; 65, cambered surface resistance block; 66, limit slot; 67, trapezoidal limit block; 68, spring two; 69, sliding groove one; 7, LED lamp; 8, fixing mechanism one; 81, main body; 82, conductive metal plate one; 83, sliding groove two; 84, sliding groove three; 85, support plate; 86, connecting rod; 87, spring three; 88, clamping block; 89, sliding block; 810, triangular block; 811, card slot two; 812, spring four; 9, fixing mechanism two; 91, fixed seat; 92, mounting seat; 93, card slot three; 94, conductive metal plate two; 95, U-shaped buckle; 96, tension spring; 97, fixed groove. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0027] Embodiment 1: refer to Figures 1-6The utility model provides a kind of floodlight, including shell 1, floodlight reflector 3 and spotlight reflector 4.The side and bottom of shell 1 are provided with through channel, and glass cover 2 is fixedly connected in channel, to protect the LED lamp 7 and reflector in the inside from the influence of external environment.Shell 1 is provided with through channel, and the inner wall of side and bottom is fixedly connected with multiple fixed pins 11.Floodlight reflector 3 is slidably connected on the circumferential outer wall of multiple fixed pins 11 on the inner wall of bottom of shell 1, and spotlight reflector 4 is slidably connected on the circumferential outer wall of multiple fixed pins 11 on the inner wall of side of shell 1.Such design makes it only need to adjust the position of LED lamp 7 to match floodlight reflector 3 and spotlight reflector 4.

[0028] Floodlight reflector 3 and spotlight reflector 4 are fixedly connected with multiple spring one 12 between corresponding inner wall of shell 1, and spring one 12 is sleeved on the circumferential outer wall of corresponding fixed pin 11.Such design makes that floodlight reflector 3 and spotlight reflector 4 can keep certain position when not subjected to external force, and can slide along fixed pin 11 when subjected to external force.

[0029] The top side of shell 1 is provided with clamping groove one 14, for being engaged with U-shaped buckle 95 in mounting structure.The inner wall of both sides of shell 1 is fixedly connected with rotating seat 13, and the same adjusting mechanism 6 for adjusting light direction is rotatably arranged between two rotating seats 13.

[0030] Adjusting mechanism 6 includes rotating shaft 61, and rotating shaft 61 is rotatably connected between two rotating seats 13.The side of rotating shaft 61 is provided with sliding groove one 69, and sliding groove one 69 is slidably connected with sliding rod 62, and sliding rod 62 penetrates one side of shell 1.The end of sliding rod 62 located outside shell 1 is fixedly connected with knob 63, to facilitate user operation.The other end of sliding rod 62 and the inner wall of one side of sliding groove one 69 are fixedly connected with the same spring two 68, to reset sliding rod 62 when not subjected to external force.

[0031] The circumferential outer wall of rotating shaft 61 is provided with three planes, and one plane is fixedly connected with LED lamp 7.Three planes are provided with two installation grooves 64, and one side of sliding groove one 69 is provided with three limiting grooves 66.Multiple installation grooves 64 are communicated with corresponding limiting grooves 66 and sliding groove one 69.Installation groove 64 is slidably connected with arc surface abutment 65, and arc surface abutment 65 is matched with rotating shaft 61, to push floodlight reflector 3 and spotlight reflector 4 to move when rotating shaft 61 rotates.

[0032] The outer circumferential wall of the sliding rod 62 is fixedly connected with a plurality of trapezoidal limiting blocks 67, and the trapezoidal limiting blocks 67 are slidingly connected in the corresponding limiting grooves 66. The arc surface abutting block 65 is matched with the trapezoidal limiting blocks 67, and is used for pushing the arc surface abutting block 65 to move when the sliding rod 62 moves. The floodlight reflector 3 and the spotlight reflector 4 are respectively in contact with one of the planes, and the LED lamp 7 is located in the floodlight reflector 3.

[0033] Referring to Figures 1-8 A mounting structure includes a fixing mechanism one 8 and a fixing mechanism two 9. The fixing mechanism one 8 and the fixing mechanism two 9 are arranged on one side of the shell 1.

[0034] The fixing mechanism two 9 includes a fixing seat 91, and a fixing groove 97 is arranged on one side of the fixing seat 91. Clamping grooves three 93 are arranged on the inner walls of the two sides of the fixing groove 97, and are used for clamping the clamping mechanism in the fixing mechanism one 8. The top and the bottom of the inner wall of one side of the fixing groove 97 are fixedly connected with the same conductive metal plate two 94, and are used for connecting the power line of the external power supply.

[0035] A groove is arranged on one side of the top of the fixing seat 91, and a U-shaped buckle 95 is slidingly connected in the groove. The same tension spring 96 is fixedly connected between the bottom of the U-shaped buckle 95 and the inner wall of the bottom of the groove, and is used for resetting the U-shaped buckle 95 and clamping in the clamping groove one 14 when no external force is applied. The U-shaped buckle 95 is clamped in the clamping groove one 14, and is used for fixing the LED floodlight on the fixing mechanism two 9.

[0036] The fixing mechanism one 8 includes a main body 81, and the main body 81 is fixedly connected on one side of the shell 1 and located in the fixing groove 97. A sliding groove two 83 is arranged on the side, away from the shell 1, of the main body 81, and sliding grooves three 84 are arranged on the inner walls of the two sides of the sliding groove two 83.

[0037] The clamping mechanism for clamping and fixing the main body 81 in the fixing groove 97 is arranged in the sliding groove two 83. The clamping mechanism includes two support plates 85, and the two support plates 85 are slidingly connected in the sliding groove two 83. The two support plates 85 are fixedly connected with two connecting rods 86 on the side, close to each other. The same spring three 87 is fixedly connected between one side of one of the support plates 85 and the inner wall of one side of the sliding groove two 83, and is used for resetting the support plate 85 when no external force is applied.

[0038] The other side of the support plate 85 connected with the spring three 87 is fixedly connected with two clamping blocks 88. Sliding blocks 89 are slidingly connected in the sliding grooves three 84, and the sides, away from each other, of the two sliding blocks 89 are fixedly connected with triangular blocks 810. The triangular blocks 810 are clamped in the corresponding clamping grooves three 93, and are used for preliminarily fixing the main body 81 in the fixing groove 97.

[0039] One side of the slider 89 is provided with a clamping groove two 811, the clamping groove two 811 is matched with the clamping block 88, for when the slider 89 moves inwardly makes the clamping block 88 clamping into the clamping groove two 811 and fixes the slider 89. The two sliders 89 are fixedly connected with the same spring four 812 on the side close to each other, the spring four 812 is located between the two connecting rods 86, for when not under the action of external force, the two sliders 89 are pushed to move outwardly.

[0040] The top and bottom of the side of the main body 81 close to the fixed seat 91 are fixedly connected with the conductive metal plate one 82, for being in contact with the conductive metal plate two 94 and supplying power for the LED lamp 7.

[0041] The present application can be used in the field of lighting, and can be used in other fields applicable to the present application.

[0042] Embodiment 2: reference Figures 1-8 On the basis of improving the first embodiment: a mounting structure is applied to the field of lighting, the two sides of the fixed seat 91 are fixedly connected with the mounting seat 92, for mounting the fixed mechanism two 9 on the wall or other fixed objects.

[0043] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art in the technical range disclosed by the present application, according to the technical scheme and the utility model concept of the present application, is equivalent to replace or change, should be covered in the protection scope of the present application.

Claims

1. An LED floodlight comprising a housing (1), a floodlight reflector (3) and a spotlight reflector (4), characterized in that, The side and bottom of the shell (1) are provided with through grooves, the grooves are fixedly connected with glass covers (2), the side and bottom inner walls of the shell (1) provided with the grooves are fixedly connected with a plurality of fixing pins (11), the floodlight reflector (3) is slidingly connected to the circumferential outer wall of the plurality of fixing pins (11) on the bottom inner wall of the shell (1), the spotlight reflector (4) is slidingly connected to the circumferential outer wall of the plurality of fixing pins (11) on the side inner wall of the shell (1), a plurality of springs (12) are fixedly connected between the floodlight reflector (3) and the spotlight reflector (4) and the corresponding inner walls of the shell (1), the spring (12) is sleeved on the circumferential outer wall of the corresponding fixing pin (11), the top side of the shell (1) is provided with a clamping groove (14), the two side inner walls of the shell (1) are fixedly connected with rotating seats (13), and the same adjusting mechanism (6) for adjusting the direction of light is rotatably arranged between the two rotating seats (13).

2. The LED flood lamp of claim 1, wherein, The adjusting mechanism (6) comprises a rotating shaft (61), the rotating shaft (61) is rotatably connected between the two rotating seats (13), one side of the rotating shaft (61) is provided with a sliding groove (69), the sliding groove (69) is slidingly connected with a sliding rod (62), the sliding rod (62) penetrates one side of the shell (1), one end of the sliding rod (62) located outside the shell (1) is fixedly connected with a knob (63), and the other end of the sliding rod (62) and one side inner wall of the sliding groove (69) are fixedly connected with the same spring (68).

3. The LED flood lamp of claim 2, wherein, The circumferential outer wall of the rotating shaft (61) is provided with three planes, one of the planes is fixedly connected with an LED lamp (7), the three planes are provided with two mounting grooves (64), one side of the sliding groove (69) is provided with three limiting grooves (66), a plurality of mounting grooves (64) are in communication with the corresponding limiting grooves (66) and sliding grooves (69), the mounting grooves (64) are slidingly connected with arc surface abutting blocks (65), the arc surface abutting blocks (65) are matched with the rotating shaft (61), the circumferential outer wall of the sliding rod (62) is fixedly connected with a plurality of trapezoidal limiting blocks (67), the trapezoidal limiting blocks (67) are slidingly connected in the corresponding limiting grooves (66), the arc surface abutting blocks (65) are matched with the trapezoidal limiting blocks (67), the floodlight reflector (3) and the spotlight reflector (4) are respectively in contact with one of the planes, and the LED lamp (7) is located in the floodlight reflector (3).

4. A mounting structure for use with the LED floodlight of any one of claims 1-3, comprising a first securing mechanism (8) and a second securing mechanism (9), wherein, The fixed mechanism one (8) and the fixed mechanism two (9) are arranged on one side of the shell (1), the fixed mechanism two (9) includes a fixed seat (91), one side of the fixed seat (91) is provided with a fixed slot (97), the inner wall of the both sides of the fixed slot (97) is provided with a clamping groove three (93), the top and bottom of the inner wall of the one side of the fixed slot (97) is fixedly connected with a conductive metal plate two (94), the top of the fixed seat (91) is provided with a recess, the recess is slidably connected with a U-shaped buckle (95), the bottom of the U-shaped buckle (95) and the bottom inner wall of the recess are fixedly connected with the same tension spring (96), the U-shaped buckle (95) is clamped in the clamping groove one (14), the both sides of the fixed seat (91) are fixedly connected with a mounting seat (92).

5. The mounting structure of claim 4, wherein The fixed mechanism one (8) includes a main body (81), the main body (81) is fixedly connected on one side of the shell (1), the main body (81) is located in the fixed slot (97), the side, away from the shell (1), of the main body (81) is provided with a sliding groove two (83), the inner wall of the both sides of the sliding groove two (83) is provided with a sliding groove three (84), the sliding groove two (83) is provided with a clamping mechanism for clamping and fixing the main body (81) in the fixed slot (97).

6. The mounting structure of claim 5, wherein The clamping mechanism includes two supporting plates (85), the both sides of the two supporting plates (85) are slidably connected in the sliding groove two (83), the both sides of the two supporting plates (85) are fixedly connected with two connecting rods (86), the side, of one of the supporting plates (85), away from the other, is fixedly connected with the same spring three (87), the other side of the supporting plate (85) connected with the spring three (87) is fixedly connected with two clamping blocks (88), the sliding groove three (84) is slidably connected with a sliding block (89), the side, of the both sides of the two sliding blocks (89), away from each other, is fixedly connected with a triangular block (810), the triangular block (810) is clamped in the corresponding clamping groove three (93), the side of the sliding block (89) is provided with a clamping groove two (811), the clamping groove two (811) is matched with the clamping block (88), the side, of the both sides of the two sliding blocks (89), close to each other, is fixedly connected with the same spring four (812), the spring four (812) is located between the two connecting rods (86), the top and bottom of the side, close to the fixed seat (91), of the main body (81) is fixedly connected with a conductive metal plate one (82).

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