PPG lens placing rack

Abstract

The utility model discloses a PPG lens placement rack, and relates to the technical field of lens storage appliances, the PPG lens placement rack comprises a support, a transmission screw rod movably penetrates through the middle parts of two sides of an inner cavity of the support, a plurality of adjusting mechanisms are arranged outside the transmission screw rod, each adjusting mechanism comprises a telescopic sliding block slidably arranged at the lower part of the support, and a telescopic plate is slidably arranged at the upper part of each telescopic sliding block; a fixed connecting plate is fixedly arranged on the upper portion of the telescopic plate, an adjusting knob is rotatably arranged in the middle of the fixed connecting plate, two screw moving grooves are formed in the middle of the telescopic plate, limiting blocks are slidably arranged in inner cavities of the screw moving grooves, the side walls of the limiting blocks and the retraction grooves are slidably arranged, and sawtooth-shaped transverse strips used for containing lenses are fixedly arranged on one side of the fixed connecting plate. The problems that the placing frame cannot be independently adjusted according to the size of the lens and independent adjustment is troublesome are solved.

Description

TECHNICAL FIELD

[0001] The application relates to the field of lens storage devices, in particular to a PPG lens placing rack. BACKGROUND

[0002] The concentric circle lens is a kind of glasses with special design and principle, which realizes correction of different refractive errors through different curvatures of the lens and has the function of myopia prevention and control. However, the current PPG lens placing rack basically does not have the adjustable function, and cannot adjust the placing rack according to the size and shape of the lens. Some placing racks can only be adjusted as a whole, and cannot be independently adjusted. Independent adjustment needs to be disassembled and assembled, which is relatively troublesome to adjust. These conditions cannot ensure that the lens can be closely attached to the placing rack, which may cause the lens to slip or be damaged. CONTENT OF THE UTILITY MODEL

[0003] In order to improve the problem that the placing rack cannot be individually adjusted according to the size of the lens and the independent adjustment is troublesome, the application provides a PPG lens placing rack.

[0004] The PPG lens placing rack provided by the application adopts the following technical scheme:

[0005] A PPG lens placing rack, comprising a support, a transmission screw movably penetrating the middle part of the inner cavity of the support on both sides, and a plurality of adjusting mechanisms with the same structure and mounting mode arranged outside the transmission screw.

[0006] The adjusting mechanism comprises a telescopic slider slidingly arranged at the lower part of the support, a telescopic plate slidingly arranged at the upper part of the telescopic slider, a fixed connecting plate fixedly arranged at the upper part of the telescopic plate, an adjusting knob rotatably arranged at the middle part of the fixed connecting plate, two screw rod movable grooves symmetrically arranged at the middle part of the telescopic plate and movably penetrating and connecting with the transmission screw, a limiting block slidingly arranged in the inner cavity of the screw rod movable groove and limiting the transmission screw, and a retraction groove slidingly arranged on the side wall of the screw rod movable groove and fixedly penetrating the telescopic plate.

[0007] The fixed connecting plate is fixedly provided with a sawtooth-shaped horizontal bar for placing the lens.

[0008] By adopting the above technical scheme, the support can support and fix the whole device, and the transmission screw and the adjusting mechanism can realize the adjustment of the distance between the sawtooth-shaped horizontal bars clamping the lens.

[0009] Preferably, the adjusting mechanism further comprises a first spring fixedly arranged on the surface of the limiting block away from the transmission screw, and a back plate fixedly connected with the opening side wall of the retraction groove and arranged at the end of the first spring away from the limiting block.

[0010] By adopting the technical scheme, the first spring can push the limiting block back to the original position to limit the transmission screw when the limiting block is not pressed by the transmission screw.

[0011] Preferably, the upper surface of the telescopic sliding block is fixed with a second spring fixedly connected with the inner cavity of the lower end of the telescopic plate.

[0012] By adopting the technical scheme, the second spring can push the telescopic plate back to the original position when the telescopic plate loses the extrusion.

[0013] Preferably, the upper surface of the fixed connection plate is provided with a transverse sliding plate abuttingly arranged at the middle portion and threadedly penetrating the adjusting knob.

[0014] By adopting the technical scheme, the transverse sliding plate can support and limit the adjusting knob and the fixed connection plate.

[0015] Preferably, vertical sliding grooves are arranged on the side walls of the same direction on both sides of the support and the transmission screw, and a vertical sliding plate is slidably arranged in the vertical sliding grooves and movably penetrates the transmission screw.

[0016] By adopting the technical scheme, the vertical sliding plate and the vertical sliding groove can cooperate with each other to adjust the longitudinal position of the transmission screw.

[0017] Preferably, a hand wheel is rotatably arranged on one side of the vertical sliding plate and fixedly connected with one end of the transmission screw.

[0018] By adopting the technical scheme, the hand wheel can be conveniently operated by the staff.

[0019] Preferably, a plurality of moving grooves with the same structure are symmetrically arranged on the upper end and the lower end of the support, a transverse sliding groove is arranged on the side wall of the moving groove on the upper end and slidably connected with the transverse sliding plate, and the moving groove on the lower end is slidably arranged with the telescopic sliding block and limited by each other.

[0020] By adopting the technical scheme, the transverse sliding groove can limit the transverse sliding plate, and the transverse sliding groove and the moving groove on the lower part can support and limit the movement of the adjusting mechanism.

[0021] Preferably, the inner thread is arranged on the inner semicircular surface of the screw movable groove and the lower arc surface of the limiting block and threadedly connected with the transmission screw.

[0022] By adopting the technical scheme, the inner semicircular surface of the screw movable groove and the lower arc surface of the limiting block are arranged as threaded surfaces to facilitate matching with the transmission screw, so that the transmission screw can drive the screw movable groove and the limiting block to move.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. The vertical sliding groove and the vertical sliding plate are matched to adjust the up and down position of the transmission screw in the screw movable groove and the limiting block, and the hand wheel is twisted to drive the transmission screw to rotate, and then the whole adjusting mechanism and the sawtooth horizontal bar are moved, so as to adjust the distance between the sawtooth horizontal bars according to the lens specifications.

[0025] 2. The adjusting knob and the horizontal sliding plate are matched to adjust the longitudinal height of the fixed connecting plate and the sawtooth horizontal bar. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the overall top view of the present application;

[0027] Figure 2 It is the overall side view of the present application;

[0028] Figure 3 It is the internal structure section view of the present application;

[0029] Figure 4 It is the transmission screw connecting structure of the present application;

[0030] Figure 5 It is the adjusting mechanism of the present application;

[0031] Figure 6 It is the exploded view of the adjusting mechanism of the present application.

[0032] Reference signs: 1, support; 2, transmission screw;

[0033] 3, adjusting mechanism; 31, telescopic sliding block; 32, telescopic plate; 33, fixed connecting plate; 34, adjusting knob; 35, limiting block; 36, first spring; 37, back plate; 38, horizontal sliding plate; 39, second spring; 310, retraction groove; 311, screw movable groove;

[0034] 4, vertical sliding plate; 5, vertical sliding groove; 6, hand wheel; 7, moving groove; 8, horizontal sliding groove; 9, sawtooth horizontal bar. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings Figures 1-6 The present application is further described in detail.

[0036] The present application discloses a PPG lens holder.

[0037] Reference Figures 1-4The utility model provides a PPG lens rack, including the support 1 for supporting the lens, and two structural same transmission screw rods 2 are penetrated in the middle of the two sides of the inner chamber of support 1, and two transmission screw rods 2 are mutually symmetrical, and the vertical slide groove 5 of same structure and installation mode is set up on the side wall of support 1, and vertical slide groove 5 is located at the both ends of transmission screw rod 2 and is located in the same direction with transmission screw rod 2, and the vertical slide plate 4 of same structure and installation mode is slidably arranged in vertical slide groove 5, and the middle of vertical slide plate 4 is penetrated by the both ends of transmission screw rod 2 and is limited mutually, and hand wheel 6 is rotatably arranged on the side of vertical slide plate 4, and the middle of hand wheel 6 is fixedly connected with the one end of transmission screw rod 2.

[0038] With reference to Figures 1-4 And a plurality of structural same moving grooves 7 are set up on the upper end of support 1, and the side wall of moving groove 7 located on the upper end is set up with structural same horizontal slide groove 8, and the inner chamber of horizontal slide groove 8 is set as smooth surface and is slidably connected with horizontal slide plate 38 also set as smooth surface, and a plurality of moving grooves 7 are also set up on the lower end of support 1, and the moving groove 7 of lower end is mutually symmetrical with the moving groove 7 of upper end, and a plurality of moving grooves 7 are same in structure, and the positions of being set up on the upper and lower ends are opposite, and the inner chamber of moving groove 7 located on the lower end is also set as smooth surface and is slidably set with telescopic slide block 31 also set as smooth surface and is limited mutually.

[0039] The vertical slide groove 5 set up on the side of support 1 with transmission screw rod 2 can realize the lifting of transmission screw rod 2 in cooperation with vertical slide plate 4, and transmission screw rod 2 is fixedly connected with hand wheel 6, so that transmission screw rod 2 can rotate with hand wheel 6, further makes transmission screw rod 2 drive adjusting mechanism 3 to move, further drives sawtooth horizontal bar 9 to move, and a plurality of same moving grooves 7 set up on the upper end and lower end of support 1 can group a plurality of adjusting mechanism 3 and sawtooth horizontal bar 9, so that the installation and adjustment of adjusting mechanism 3 are not mistaken, and the horizontal slide groove 8 set up on the inner wall of upper moving groove 7 and the moving groove 7 located on the lower part can limit horizontal slide plate 38 and telescopic slide block 31 respectively and also make horizontal slide plate 38 and telescopic slide block 31 better slide.

[0040] With reference to Figures 3-6A plurality of adjusting mechanisms 3 are arranged outside the transmission screw 2, and the adjusting mechanisms 3 are identical in structure and mounting mode, and the adjusting mechanism 3 comprises a telescopic sliding block 31 slidingly arranged at the lower portion of the support 1, the upper end outer surface of the telescopic sliding block 31 is slidingly arranged with the lower end inner cavity surface of a telescopic plate 32, the upper surface of the telescopic sliding block 31 is fixedly connected with the lower end of a second spring 39, the end of the second spring 39 away from the telescopic sliding block 31 is fixedly connected with the lower end inner cavity top surface of the telescopic plate 32, the upper surface of the telescopic plate 32 is fixedly connected with the lower surface of a fixed connection plate 33, the middle portion of the upper surface of the fixed connection plate 33 is abutted with the middle portion of a transverse sliding plate 38, the middle portion of the transverse sliding plate 38 is threadedly penetrated by an adjusting knob 34, the end of the adjusting knob 34 penetrating the transverse sliding plate 38 is rotationally connected with the middle portion of the fixed connection plate 33, and the fixed connection plate 33 arranged between the two sides of the support 1 is fixedly connected with a serrated transverse strip 9 for placing lenses.

[0041] With reference to Figures 3-6 The middle portion of the telescopic plate 32 is provided with two screw movable grooves 311 which are identical in structure and symmetrical to each other, and the two screw movable grooves 311 are movably penetrated and connected with the transmission screw 2, the inner cavities of the screw movable grooves 311 are communicated with each other, two symmetrical and identical retraction grooves 310 are arranged in the middle of the communicated inner cavities, the retraction grooves 310 are fixedly penetrated through the side walls of the telescopic plate 32, the upper and lower arc-shaped limit blocks 35 are slidingly arranged in the inner cavities of the retraction grooves 310, the two upper and lower arc-shaped limit blocks 35 together form two semicircular surfaces which are symmetrical to each other and form a circle, the diameter of the circle is 2-4 mm larger than the outer diameter of the transmission screw 2, the inner threads are arranged on the semicircular surface in the lower screw movable groove 311 and the lower arc surface of the two limit blocks 35, and the semicircular surface in the lower screw movable groove 311 and the lower arc surface of the two limit blocks 35 are threadedly connected with the transmission screw 2 and limited by each other, and the semicircular surface in the lower screw movable groove 311 and the lower arc surface of the two limit blocks 35 are matched with the transmission screw 2, thereby realizing the transverse movement of the entire adjusting mechanism 3.

[0042] With reference to Figures 3-6 A plurality of identical first springs 36 are fixedly connected to the surface of the limit block 35 away from the transmission screw 2, and the ends of the first springs 36 away from the limit block 35 are fixedly connected with the surface of a back plate 37, the circumferential side walls of the back plate 37 are fixedly connected with the opening side walls of the retraction grooves 310.

[0043] The half-circular surface in the lower part of the screw rod movable groove 311 and the lower arc surface of the limiting block 35 are threaded, which can be screwed with the transmission screw rod 2, so that when the transmission screw rod 2 rotates with the hand wheel 6, it can be screwed with the screw rod movable groove 311 and the limiting block 35 to move the entire adjusting mechanism 3. The transverse sliding plate 38 is fixedly connected with the sawtooth-shaped cross bar 9, which can also move the sawtooth-shaped cross bar 9. The telescopic sliding block 31 and the transverse sliding plate 38 are respectively slidably connected with the moving grooves 7 located at the upper and lower parts of the support 1, which can support and limit the adjusting mechanism 3 to move along a straight line. The telescopic sliding block 31 is sleeved in the inner cavity of the telescopic plate 32, and the second spring 39 is arranged between them, so that the telescopic plate 32 can move freely in the longitudinal direction when it is pressed or not pressed. The fixed connection plate 33 arranged at the upper part of the telescopic plate 32 is rotationally connected with the adjusting knob 34, and the adjusting knob 34 is screwedly connected with the transverse sliding plate 38. The transverse sliding plate 38 and the transverse sliding groove 8 are limited, so that when the adjusting knob 34 is rotated, the fixed connection plate 33 and the telescopic plate 32 can move linearly in the longitudinal direction under the limitation of the transverse sliding plate 38, thereby adjusting the height of the sawtooth-shaped cross bar 9.

[0044] The limiting block 35 cooperates with the screw rod movable groove 311 and is limited and adjusted in position by the first spring 36 and the back plate 37. When the transmission screw rod 2 is located at the lower end of the screw rod movable groove 311, rotating the transmission screw rod 2 can drive the adjusting mechanism 3 and the sawtooth-shaped cross bar 9 to move. When the transmission screw rod 2 is located at the upper end of the screw rod movable groove 311, rotating the transmission screw rod 2 will not drive the adjusting mechanism 3 and the sawtooth-shaped cross bar 9 to move.

[0045] It should be noted that the adjusting mechanism 3 arranged in the two moving grooves 7 on both sides of the support 1 is connected with the sawtooth-shaped cross bar 9 at both ends of the same group. Taking the first and second groups close to the hand wheel 6 as an example, the screw rod movable groove 311 and the limiting block 35 at the lower part of the first group adjusting mechanism 3 are screwedly connected with the transmission screw rod 2 on the same side, and the screw rod movable groove 311 and the limiting block 35 at the lower part of the other side are not provided with threads to avoid the first group adjusting mechanism 3 from moving when threads are arranged on both sides. The second group is arranged in the opposite direction of the first group, and the following is the same.

[0046] The implementation principle of the PPG lens placing rack is as follows: first, the vertical sliding plate 4 and the vertical sliding groove 5 cooperate to move the position of the longitudinal movement transmission screw 2, so that the transmission screw 2 is clamped at the upper end or the lower end of the screw movable groove 311 and the limiting block 35, then the adjusting knob 34 is twisted, and then the fixed connecting plate 33 and the telescopic plate 32 move linearly in the longitudinal direction, and then the height of the sawtooth horizontal strip 9 is adjusted; when it is necessary to adjust the horizontal adjustment interval of the position of each group of adjusting mechanisms 3 and the sawtooth horizontal strip 9, the transmission screw 2 needs to be clamped at the lower end of the screw movable groove 311 for threaded connection, then the hand wheel 6 is twisted, the hand wheel 6 drives the transmission screw 2 to rotate, and then the adjusting mechanism 3 and the sawtooth horizontal strip 9 are driven to move, thereby achieving the adjustment of the interval between each group of adjusting mechanisms 3 and the sawtooth horizontal strip 9.

[0047] The above is only an optional embodiment of the present disclosure and is not used to limit the present disclosure. For those skilled in the art, the present disclosure can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure shall be included in the protection scope of the present disclosure.

Claims

1. A PPG lens holder, characterized in that: Including support (1), the middle part of both sides of the cavity of the support (1) is movably penetrated with a transmission screw rod (2), and the transmission screw rod (2) is externally provided with a plurality of adjusting mechanisms (3) which are the same in structure and mounting mode. The adjusting mechanism (3) comprises a telescopic sliding block (31) slidably arranged at the lower part of the support (1), a telescopic plate (32) slidably arranged at the upper part of the telescopic sliding block (31), a fixed connecting plate (33) fixedly arranged at the upper part of the telescopic plate (32), an adjusting knob (34) rotatably arranged at the middle part of the fixed connecting plate (33), two screw rod movable grooves (311) symmetrically and movably penetrated with the transmission screw rod (2) and arranged at the middle part of the telescopic plate (32), and a limiting block (35) slidably arranged in the screw rod movable groove (311) and limitingly connected with the transmission screw rod (2); the limiting block (35) is slidably arranged with a retraction groove (310) arranged on the side wall of the screw rod movable groove (311) and fixedly penetrating the telescopic plate (32). The fixed connecting plate (33) is fixedly provided with a zigzag horizontal bar (9) for placing a lens on one side.

2. A PPG lens holder according to claim 1, characterized in that: The adjusting mechanism (3) further comprises a first spring (36) fixedly arranged on the surface of the limiting block (35) away from the transmission screw rod (2), and a back plate (37) fixedly connected with the opening side wall of the retraction groove (310) and fixedly arranged at the end of the first spring (36) away from the limiting block (35).

3. The PPG lens holder of claim 1, wherein: The telescopic sliding block (31) is fixedly provided with a second spring (39) fixedly connected with the inner cavity of the lower end of the telescopic plate (32) on the upper surface.

4. The PPG lens holder of claim 1, wherein: The fixed connecting plate (33) is provided with a horizontal sliding plate (38) threadedly penetrating the adjusting knob (34) and abuttingly arranged at the middle part of the upper surface.

5. The PPG lens holder of claim 1, wherein: The support (1) is provided with a vertical sliding groove (5) on the side wall of the same direction of the transmission screw rod (2), and a vertical sliding plate (4) is slidably arranged in the vertical sliding groove (5) and movably penetrated with the transmission screw rod (2).

6. A PPG lens holder according to claim 5, wherein: The vertical sliding plate (4) is rotatably provided with a hand wheel (6) fixedly connected with one end of the transmission screw rod (2) on one side.

7. The PPG lens holder of claim 1, wherein: The support (1) is provided with a plurality of moving grooves (7) which are the same in structure and symmetrically arranged at the upper end and the lower end, the horizontal sliding groove (8) is slidably connected with the horizontal sliding plate (38) and arranged on the side wall of the moving groove (7) at the upper end, and the moving groove (7) at the lower end is slidably arranged with the telescopic sliding block (31) and limited.

8. The PPG lens holder of claim 1, wherein: The inner thread is arranged on the inner semicircular surface of the screw rod movable groove (311) and the lower arc surface of the limiting block (35) and threadedly connected with the transmission screw rod (2).

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