CN218721225U

CN218721225U - Mosquito-proof LED lamp with adjustable

Info

Publication number: CN218721225U
Application number: CN202223043240.9U
Authority: CN
Inventors: 胡杰; 王滔
Original assignee: Guangdong Yanyang Lighting Co ltd
Current assignee: Guangdong Yanyang Lighting Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-03-24
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses a mosquito-proof LED lamp with adjustable, including the flashing board, the bottom of flashing board is close to right side department and is equipped with electric mosquito net, just the inner chamber of electric mosquito net is equipped with the LED lamp body, the left side of electric mosquito net is equipped with striking mechanism, just it has seted up first cavity to be close to left side department on the flashing board, the utility model discloses a set up striking mechanism, through the mutually supporting between these parts of first driving motor, movable plate, ball, horizontal pole, first spring, movable rod, bull stick and transfer line, be convenient for drive ball make a round trip reciprocal strike electric mosquito net and produce vibrations to avoid the corpse to adhere to on electric mosquito net, influence the result of use of LED lamp body, the utility model discloses a set up adjustment mechanism, through adjusting mutually supporting between these parts of pole, fly leaf, dwang, loose gear, rack plate, disc and second spring, be convenient for highly adjusting the LED lamp body, thereby increase illumination zone.

Description

Mosquito-proof LED lamp with adjustable

Technical Field

The utility model relates to a technical field of LED lamp especially relates to a mosquito-proof LED lamp with adjustable.

Background

Along with the not continuous improvement of people's standard of living, people also improve gradually gardens place and environmental requirement on every side, gardens have played important effect more and more in people's daily life, and the surrounding environment can be optimized in the garden construction, and need use mosquito-proof LED lamp in gardens during the garden construction to use when driving the mosquito, so mosquito-proof LED lamp with adjustable comes birth.

Because mosquito-proof LED lamp with adjustable tradition, at the in-process that uses, the height of general lamp body is all fixed, is difficult to adjust it to lead to the illumination zone limitation, and simultaneously for the mosquito repellent, generally can be equipped with the electric wire netting outside the LED lamp, but lack clearance mechanism, thereby lead to the corpse body can be attached to on the electric wire netting, influence and use experience.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide an adjustable mosquito-proof LED lamp.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the utility model provides a mosquito-proof LED lamp with adjustable, includes the dash board, the bottom of dash board is close to right side department and is equipped with electric mosquito net, just the inner chamber of electric mosquito net is equipped with the LED lamp body, the left side of electric mosquito net is equipped with striking mechanism, just it has seted up first cavity to be close to left side department on the dash board, the bottom of dash board is close to left side department fixedly connected with support column, just the below department of support column bottom is equipped with the shell, the second cavity has been seted up on the shell, just the inner chamber of second cavity is equipped with adjustment mechanism, the bottom fixedly connected with carousel of shell, just the bottom of carousel is close to the equal fixedly connected with rotor block of left and right sides department, two the equal fixedly connected with circular slider in bottom of rotor block, and two the bottom of rotor block is equipped with the fixing base jointly, circular spout has been seted up at the top of fixing base, two the equal swing joint of circular slider is at the inner chamber of circular spout, be close to left side department on the fixing base and seted up the third cavity, just the inner chamber of third cavity is equipped with rotary mechanism.

Further, the bottom fixedly connected with base of fixing base, the bottom of base is close to the equal fixedly connected with universal wheel in four corners department, and a plurality of the universal wheel uses the bottom of base to be the rectangle permutation form as the center and arranges, the bottom of base is close to the equal fixedly connected with electric telescopic handle in the left and right sides department, just electric telescopic handle's power end fixedly connected with backup pad.

Further, rotary mechanism includes second driving motor, second driving motor fixed connection is close to left side department in the bottom of third cavity inner chamber, just second driving motor's output shaft fixedly connected with driving gear, the right side meshing of driving gear has driven gear, just circle center department runs through on the driven gear and is equipped with the pivot, the top of third cavity is close to right side department and has seted up the perforation, just first bearing of fenestrate inner chamber fixedly connected with, the inner chamber of first bearing is run through on the top of pivot to with the bottom fixed connection of carousel.

Furthermore, adjustment mechanism includes the fly leaf, the fly leaf sets up the inner chamber in the second cavity and is close to intermediate position department, just the equal first slider of fixedly connected with in the left and right sides department of fly leaf, first spout, two have all been seted up in the left and right sides department of second cavity inner chamber first slider difference swing joint is at the inner chamber of adjacent first spout, just the top fixedly connected with of fly leaf adjusts the pole, the guiding hole has been seted up at the top of second cavity, the top of adjusting the pole passes the inner chamber of guiding hole to with the bottom fixed connection of support column.

Further, the bottom fixedly connected with rack plate of fly leaf, just the front side of rack plate is close to the meshing of top department and has had loose gear, the last centre of a circle department of loose gear runs through and is equipped with the dwang, just the right-hand member of dwang and the inner chamber swing joint of second cavity, the left side of second cavity is close to intermediate position department and has seted up the fixed orifices, just the inner chamber fixedly connected with second bearing of fixed orifices, the left end of dwang runs through the inner chamber of second bearing to fixedly connected with disc, just be close to bottom department on the disc and has seted up the joint hole, the inner chamber fixedly connected with bolt in joint hole, the outside cover of bolt is equipped with the second spring, just both ends respectively with bolt and disc fixed connection about the second spring, the left side of shell is close to intermediate position department and has seted up a plurality of blind holes, and a plurality of the blind hole is the annular array form with the centre of a circle of disc and arranges as the center, the right-hand member of bolt is at the inner chamber of one of blind hole.

Further, strike the mechanism and include a driving motor, a driving motor fixed connection is at the top of first cavity inner chamber, just a driving motor's output shaft fixedly connected with transfer line, the through-hole has been seted up to the bottom of first cavity, just the fixedly connected with third bearing is located to the bottom of through-hole inner chamber, the inner chamber of third bearing is run through to the bottom of transfer line to fixedly connected with bull stick, the bottom of bull stick is close to left end department swing joint and is linked the axle, just the bottom fixedly connected with movable rod of axle, the right-hand member swing joint of movable rod has the movable plate, just the top fixedly connected with second slider of movable plate, the bottom of dash board is close to left side department and has seted up the second spout, second slider swing joint is at the inner chamber of second spout.

Further, the right side fixedly connected with horizontal pole of movable plate, just the right side of movable plate is equipped with straight board, the bottom fixedly connected with of straight board is dull and stereotyped, dull and stereotyped left side and support column fixed connection, just the sliding hole has been seted up on the straight board, the right-hand member of horizontal pole passes the inner chamber in sliding hole to fixedly connected with ball, the outside cover of horizontal pole is equipped with first spring, just both ends respectively with movable plate and straight board fixed connection about first spring.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model is provided with the knocking mechanism, and the first driving motor, the moving plate, the ball, the cross bar, the first spring, the movable rod, the rotating rod and the transmission rod are mutually matched, so that the ball can be driven to knock the electric mosquito net to reciprocate back and forth to generate vibration, and the corpse is prevented from being attached to the electric mosquito net to influence the use effect of the LED lamp body;

2. the utility model discloses a set up adjustment mechanism, through adjusting mutually supporting between pole, fly leaf, dwang, loose gear, rack plate, disc and these parts of second spring, be convenient for highly adjust the LED lamp body to increase illumination zone.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front sectional view of the present embodiment;

FIG. 2 is an enlarged view of the embodiment at A in FIG. 1;

FIG. 3 is an enlarged view of the embodiment at B in FIG. 1;

fig. 4 is an enlarged view of fig. 1 at C.

In the figure: 1. a base; 2. a turntable; 3. a housing; 4. a support pillar; 5. a flashing; 6. an LED lamp body; 7. an electric mosquito net; 8. a universal wheel; 9. a fixed seat; 10. a first drive motor; 11. moving the plate; 12. a ball; 13. a cross bar; 14. a first spring; 15. a movable rod; 16. a rotating rod; 17. a transmission rod; 18. adjusting a rod; 19. a movable plate; 20. rotating the rod; 21. a movable gear; 22. a rack plate; 23. a disc; 24. a second spring; 25. a rotating shaft; 26. a driven gear; 27. a second drive motor; 28. a drive gear.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, the present invention provides the following technical solutions:

the first embodiment is as follows:

an adjustable mosquito-proof LED lamp comprises a rain shielding plate 5, wherein an electric mosquito net 7 is arranged at the position, close to the right side, of the bottom of the rain shielding plate 5, an LED lamp body 6 is arranged in an inner cavity of the electric mosquito net 7, a knocking mechanism is arranged at the left side of the electric mosquito net 7, a first cavity is formed in the position, close to the left side, of the rain shielding plate 5, a supporting column 4 is fixedly connected to the position, close to the left side, of the bottom of the rain shielding plate 5, a shell 3 is arranged below the bottom end of the supporting column 4, a second cavity is formed in the shell 3, an adjusting mechanism is arranged in the inner cavity of the second cavity, a rotary table 2 is fixedly connected to the bottom of the shell 3, rotary blocks are fixedly connected to the positions, close to the left side and the right side, of the bottom of the rotary table 2, circular sliding blocks are fixedly connected to the bottoms of the two rotary blocks, the bottoms of the two rotating blocks are jointly provided with a fixed seat 9, the bottom of the fixed seat 9 is fixedly connected with a base 1, universal wheels 8 are fixedly connected to the bottom of the base 1 close to four corners, the universal wheels 8 are arranged in a rectangular array shape by taking the bottom of the base 1 as the center, electric telescopic rods are fixedly connected to the bottom of the base 1 close to the left side and the right side, a supporting plate is fixedly connected to the power end of each electric telescopic rod, a circular sliding groove is formed in the top of the fixed seat 9, the two circular sliding blocks are movably connected to the inner cavity of the circular sliding groove, a third cavity is formed in the fixed seat 9 close to the left side, and a rotating mechanism is arranged in the inner cavity of the third cavity;

the rotating mechanism comprises a second driving motor 27, the second driving motor 27 is fixedly connected to the bottom of the inner cavity of the third cavity close to the left side, an output shaft of the second driving motor 27 is fixedly connected with a driving gear 28, the right side of the driving gear 28 is engaged with a driven gear 26, a rotating shaft 25 penetrates through the center of a circle on the driven gear 26, a through hole is formed in the top of the third cavity close to the right side, a first bearing is fixedly connected to the inner cavity of the through hole, and the top end of the rotating shaft 25 penetrates through the inner cavity of the first bearing and is fixedly connected with the bottom of the rotary table 2;

the adjusting mechanism comprises a movable plate 19, the movable plate 19 is arranged in the position, close to the middle position, of the inner cavity of the second cavity, a rack plate 22 is fixedly connected to the bottom of the movable plate 19, a movable gear 21 is meshed at the position, close to the top, of the front side of the rack plate 22, a rotating rod 20 penetrates through the circle center of the movable gear 21, the right end of the rotating rod 20 is movably connected with the inner cavity of the second cavity, a fixed hole is formed in the position, close to the middle position, of the left side of the second cavity, a second bearing is fixedly connected to the inner cavity of the fixed hole, the left end of the rotating rod 20 penetrates through the inner cavity of the second bearing and is fixedly connected with a disc 23, a clamping hole is formed in the position, close to the bottom, a bolt is fixedly connected to the inner cavity of the clamping hole, and a second spring 24 is sleeved on the outer side of the bolt, the left end and the right end of the second spring 24 are fixedly connected with the bolt and the disc 23 respectively, a plurality of blind holes are formed in the position, close to the middle, of the left side of the shell 3, the blind holes are arranged in an annular array mode with the circle center of the disc 23 as the center, the right end of the bolt is inserted into the inner cavity of one of the blind holes, first sliding blocks are fixedly connected to the left side and the right side of the movable plate 19 respectively, first sliding grooves are formed in the left side and the right side of the inner cavity of the second cavity, the two first sliding blocks are movably connected to the inner cavities of the adjacent first sliding grooves respectively, an adjusting rod 18 is fixedly connected to the top of the movable plate 19, a guide hole is formed in the top of the second cavity, and the top end of the adjusting rod 18 penetrates through the inner cavity of the guide hole and is fixedly connected with the bottom end of the supporting column 4;

when using LED lamp body 6 in the gardens, can drive the device through the setting of a plurality of universal wheel 8 and remove to suitable position, remove to suitable position after can improve the stability that the device used through the setting of electric telescopic handle and backup pad, then the angle and the height of LED lamp body 6 are adjusted to the needs, start second driving motor 27 through external power supply, its output shaft can drive driving gear 28 and rotate when second driving motor 27 worked, driving gear 28 rotates and can drive driven gear 26 and rotate, driven gear 26 rotates and can drive pivot 25 and rotate, pivot 25 rotates and can drive carousel 2 and rotate, thereby adjust the angle of LED lamp body 6, make second driving motor 27 stall after the regulation completion can, this moment adjust the height of LED lamp body 6 as required, pulling the bolt left, drive the bolt to move left and keep away from the inner chamber of one of them blind hole through the extension of second spring 24, then drive disc 23 through rotating the bolt and rotate, disc 23 rotates and can drive 20 and rotate, it can drive movable gear 21 to rotate to drive movable gear 21, the rack plate 22 that drives the bolt moves up and drives the inner chamber of adjusting rack plate 19, thereby the effect that the bolt moves up and can be loosened the height of adjusting rod that the bolt 19 and the second spring moves up and can drive the bolt and move, thereby the effect of adjusting the effect of the bolt that the bolt moves up and move the right after the regulation of the second lamp body 19 and can be moved.

Example two:

the knocking mechanism comprises a first driving motor 10, the first driving motor 10 is fixedly connected to the top of an inner cavity of a first cavity, an output shaft of the first driving motor 10 is fixedly connected with a transmission rod 17, a through hole is formed in the bottom of the first cavity, a third bearing is fixedly connected to the bottom of the inner cavity of the through hole, the bottom end of the transmission rod 17 penetrates through the inner cavity of the third bearing and is fixedly connected with a rotating rod 16, a connecting shaft is movably connected to the bottom of the rotating rod 16 close to the left end, a movable rod 15 is fixedly connected to the bottom end of the connecting shaft, a movable plate 11 is movably connected to the right end of the movable rod 15, a cross rod 13 is fixedly connected to the right side of the movable plate 11, a straight plate is arranged on the right side of the movable plate 11, a flat plate is fixedly connected to the bottom of the straight plate, the left side of the flat plate is fixedly connected with a support column 4, a sliding hole is formed in the straight plate, the right end of the cross rod 13 penetrates through the inner cavity of the sliding hole and is fixedly connected with a ball 12, a first spring 14 is sleeved on the outer side of the cross rod 13, the left side of the first spring 14, the left end of the first spring is fixedly connected to the movable plate 11 and is fixedly connected to the second sliding chute, and a second sliding chute is formed in the left side of the second sliding chute is formed in the second sliding chute;

the electric mosquito net 7 can be used for regularly cleaning corpses attached to the electric mosquito net 7, the first driving motor 10 is started through an external power supply, an output shaft of the first driving motor 10 can drive the transmission rod 17 to rotate when the first driving motor 10 works, the transmission rod 17 can drive the rotating rod 16 to rotate, the rotating rod 16 can drive the moving plate 11 to move left and right through the movable rod 15, the moving plate 11 can drive the cross rod 13 to move right and extrude the first spring 14 when moving plate 11 moves right, the ball 12 can be driven to knock the electric mosquito net 7 to generate vibration at the moment, the attached corpses can be dropped, the use effect is prevented from being influenced, the ball 12 can be driven to move left and right, the electric mosquito net 7 can be driven to be coincided repeatedly, and the mosquito corpses attached to the electric mosquito net 7 can be cleaned.

The working principle is as follows: firstly, when using the LED lamp body 6 in the garden, the device can be driven to move to a proper position by the arrangement of the plurality of universal wheels 8, the stability of the device can be improved by the arrangement of the electric telescopic rod and the support plate after moving to a proper position, then the angle and the height of the LED lamp body 6 can be adjusted by the requirement, the second driving motor 27 is started by the external power supply, the output shaft of the second driving motor 27 drives the driving gear 28 to rotate when the second driving motor 27 works, the driving gear 28 rotates to drive the driven gear 26 to rotate, the driven gear 26 rotates to drive the rotating shaft 25 to rotate, the rotating shaft 25 rotates to drive the rotating disc 2 to rotate, thereby adjusting the angle of the LED lamp body 6, the second driving motor 27 stops operating after the adjustment is completed, at the moment, the height of the LED lamp body 6 is adjusted as required, the bolt is pulled leftwards, the bolt is driven to move leftwards and far away from the inner cavity of one of the rotating rod by the extension of the second spring 24, then the rotating disc 23 rotates by the rotating bolt, the rotating disc 23, the rotating disc 20 rotates, the rotating rod 20 rotates to drive the movable gear 21 to drive the bolt to rotate, the rack plate 22 to move upwards to move, the adjusting rod 19, the bolt moves upwards by the action of the electric shock of the electric power supply, the rack plate 19, the adjusting rod 6, the bolt moves upwards, the mosquito killing bolt 7 moves upwards, the mosquito killing rod 6, the electric mosquito net 7 can be cleaned regularly in the working process of the electric mosquito net 7, the first driving motor 10 is started through an external power supply, an output shaft of the first driving motor 10 drives the transmission rod 17 to rotate when the first driving motor operates, the transmission rod 17 rotates to drive the rotating rod 16 to rotate, the rotating rod 16 rotates to drive the moving plate 11 to move left and right back and forth through the movable rod 15, the moving plate 11 can drive the cross rod 13 to move right and extrude the first spring 14 when moving plate 11 moves right, the ball 12 can be driven to knock the electric mosquito net 7 to generate vibration at the moment, the adhered corpse can fall off, the use effect is prevented from being influenced, the ball 12 can be driven to move left and right back and forth, the electric mosquito net 7 can be coincided repeatedly, and mosquitoes and insects adhered to the electric mosquito net 7 can be cleaned.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a mosquito-proof LED lamp with adjustable, includes the flashing, the bottom of flashing is close to right side department and is equipped with electric mosquito net, just the inner chamber of electric mosquito net is equipped with LED lamp body, its characterized in that: the left side of electric mosquito net is equipped with striking mechanism, just be close to left side department on the dash board and seted up first cavity, the bottom of dash board is close to left side department fixedly connected with support column, just the below department of support column bottom is equipped with the shell, the second cavity has been seted up on the shell, just the inner chamber of second cavity is equipped with adjustment mechanism, the bottom fixedly connected with carousel of shell, just the bottom of carousel is close to the equal fixedly connected with turning block of left and right sides department, two the equal fixedly connected with circular slider in bottom of turning block, and two the bottom of turning block is equipped with the fixing base jointly, circular spout, two have been seted up at the top of fixing base the equal swing joint of circular slider is at the inner chamber of circular spout, be close to left side department on the fixing base and seted up the third cavity, just the inner chamber of third cavity is equipped with rotary mechanism.

2. The adjustable mosquito-proof LED lamp as claimed in claim 1, characterized in that: the bottom fixedly connected with base of fixing base, the bottom of base is close to the equal fixedly connected with universal wheel in four corners department, and a plurality of the universal wheel uses the bottom of base to be the arrangement of rectangle permutation form as the center, the bottom of base is close to the equal fixedly connected with electric telescopic handle in left and right sides department, just electric telescopic handle's power end fixedly connected with backup pad.

3. The adjustable mosquito-proof LED lamp as claimed in claim 1, characterized in that: rotary mechanism includes second driving motor, second driving motor fixed connection is close to left side department in the bottom of third cavity inner chamber, just second driving motor's output shaft fixedly connected with driving gear, the right side meshing of driving gear has driven gear, just centre of a circle department runs through on the driven gear and is equipped with the pivot, the top of third cavity is close to right side department and has seted up the perforation, just first bearing of fenestrate inner chamber fixedly connected with, the inner chamber of first bearing is run through on the top of pivot to with the bottom fixed connection of carousel.

4. The adjustable mosquito-proof LED lamp as claimed in claim 1, characterized in that: the adjusting mechanism comprises a movable plate, the movable plate is arranged in an inner cavity of the second cavity and close to the middle position, first sliders are fixedly connected to the left side and the right side of the movable plate, first sliding grooves are formed in the left side and the right side of the inner cavity of the second cavity, the first sliders are movably connected to inner cavities of adjacent first sliding grooves respectively, adjusting rods are fixedly connected to the tops of the movable plate, guide holes are formed in the tops of the second cavity, and the tops of the adjusting rods penetrate through the inner cavities of the guide holes and are fixedly connected with the bottom ends of the supporting columns.

5. The adjustable mosquito-proof LED lamp as claimed in claim 4, characterized in that: the bottom fixedly connected with rack plate of fly leaf, just the front side of rack plate is close to the meshing of top department has a loose gear, centre of a circle department runs through on the loose gear and is equipped with the dwang, just the right-hand member of dwang and the inner chamber swing joint of second cavity, the left side of second cavity is close to intermediate position department and has seted up the fixed orifices, just the inner chamber fixedly connected with second bearing of fixed orifices, the left end of dwang runs through the inner chamber of second bearing to fixedly connected with disc, just be close to bottom department on the disc and has seted up the joint hole, the inner chamber fixedly connected with bolt in joint hole, the outside cover of bolt is equipped with the second spring, just both ends respectively with bolt and disc fixed connection about the second spring, the left side of shell is close to intermediate position department and has seted up a plurality of blind holes, and a plurality of the blind hole is the array form and arranges as the center with the centre of a circle of disc, the right-hand member of bolt is pegged graft in the inner chamber of one of them blind hole.

6. The adjustable mosquito-proof LED lamp as claimed in claim 1, characterized in that: the knocking mechanism comprises a first driving motor, the first driving motor is fixedly connected to the top of the inner cavity of the first cavity, and an output shaft fixedly connected with transmission rod of the first driving motor, a through hole is formed in the bottom of the first cavity, a third bearing is fixedly connected to the bottom of the inner cavity of the through hole, an inner cavity of the third bearing is penetrated through the bottom of the transmission rod, a rotating rod is fixedly connected with the bottom of the rotating rod, a connecting shaft is movably connected to the bottom of the rotating rod close to the left end, a movable rod is fixedly connected to the bottom of the connecting shaft, a movable plate is movably connected to the right end of the movable rod, a second sliding block is fixedly connected to the top of the movable plate, a second sliding groove is formed in the position, close to the left side, of the bottom of the rain shielding plate, and is movably connected to the inner cavity of the second sliding groove.

7. The adjustable mosquito-proof LED lamp as claimed in claim 6, characterized in that: the right side fixedly connected with horizontal pole of movable plate, just the right side of movable plate is equipped with straight board, the bottom fixedly connected with of straight board is dull and stereotyped, dull and stereotyped left side and support column fixed connection, just the sliding hole has been seted up on the straight board, the right-hand member of horizontal pole passes the inner chamber of sliding hole to fixedly connected with ball, the outside cover of horizontal pole is equipped with first spring, just both ends respectively with movable plate and straight board fixed connection about first spring.