CN210018740U - Picture frame suitable for pictures with different thicknesses - Google Patents

Abstract

The utility model discloses a frame suitable for different thickness pictures, including the frame body, the frame body include the frame and with frame matched with backplate, the frame activity cover is established on the backplate, seted up the cavity on the backplate, rotate on the bottom inner wall of cavity and install two pivots, rotate on the bottom inner wall of cavity and install four spools, the pivot is located between two spools that correspond, the equal fixed mounting in both ends of pivot has first bevel gear, and fixed cover is equipped with second bevel gear on the spool, and second bevel gear meshes with corresponding first bevel gear mutually, and one side meshing of a second bevel gear among four second bevel gears has the third bevel gear. The utility model relates to a rationally, convenient operation is convenient for mount the drawing of different thickness, and is convenient for take off the drawing fast and change, increases the application scope of frame body, satisfies the user demand.

Description

Picture frame suitable for pictures with different thicknesses

Technical Field

The utility model relates to a frame technical field especially relates to a frame suitable for different thickness pictures.

Background

The picture frame generally comprises a frame, glass and a back plate, wherein the glass can be clamped on the front surface of the frame, and the back plate can be cushioned behind the picture; but the space that is used for the card drawing in current frame is mostly certain, be not convenient for adjust, its thickness of different drawings is different, the phenomenon of rocking appears easily in thinner drawing, and the unable card of thicker drawing is gone into, when needs mount to different drawings, need change different frames and mount, and then make the application scope of frame relatively limit, can not satisfy the user demand, therefore we have proposed a frame that is applicable to different thickness drawings and is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a picture frame suitable for pictures with different thicknesses.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a picture frame suitable for pictures with different thicknesses comprises a picture frame body, wherein the picture frame body comprises a frame and a back plate matched with the frame, the frame is movably sleeved on the back plate, a cavity is formed in the back plate, two rotating shafts are rotatably installed on the inner wall of the bottom of the cavity, four winding shafts are rotatably installed on the inner wall of the bottom of the cavity and located between the two corresponding winding shafts, first bevel gears are fixedly installed at two ends of each rotating shaft, second bevel gears are fixedly sleeved on the winding shafts and meshed with the corresponding first bevel gears, a third bevel gear is meshed with one side of one second bevel gear of the four second bevel gears, a pin shaft is fixedly installed on one side of the third bevel gear, one end, far away from the third bevel gear, of each pin shaft is rotatably extended out of the back plate and fixedly provided with a knob, and first chain wheels are fixedly sleeved on the two rotating shafts, the two first chain wheels are in transmission connection with the same chain, two first grooves with openings at the bottoms are formed in the inner walls of the two sides of the frame, two rectangular grooves are formed in the two sides of the back plate, the four rectangular grooves and the four first grooves are arranged in a one-to-one correspondence manner, a positioning rod is arranged on the inner wall of the top of each rectangular groove in a sliding manner, a plurality of springs are fixedly connected between one end of each positioning rod and the inner wall of one side, away from the opening, of the corresponding rectangular groove, a first triangular clamping block is fixedly arranged at the other end of each positioning rod, a plurality of second triangular clamping blocks are fixedly arranged on the inner wall of one side, away from the corresponding positioning rod, of each first groove, the bottom of each first triangular clamping block is in contact with the top of one, one side of the first triangular clamping block, which is close to the corresponding positioning rod, is fixedly provided with a pull rope, and one end of the pull rope, which is far away from the corresponding first triangular clamping block, extends into the cavity and is fixedly connected with the outer side of the winding shaft.

Preferably, two first through holes are formed in the inner walls of the two sides of the cavity, the pull rope is located in the corresponding first through hole, and the outer side of the pull rope is in movable contact with the side wall of the corresponding first through hole.

Preferably, the top of the back plate is fixedly provided with an elastic rubber pad.

Preferably, a slide rail is fixedly mounted on the inner wall of the top of the rectangular groove, a slide block is fixedly mounted at the top of the positioning rod, a slide groove is formed in the top of the slide block, and the slide groove is connected with the slide rail in a sliding mode.

Preferably, four first bearings are fixedly mounted on the inner wall of the bottom of the cavity, and inner rings of the first bearings are fixedly sleeved with the outer sides of the corresponding winding shafts.

Preferably, four second bearings are fixedly mounted on the inner wall of the bottom of the cavity, and inner rings of the second bearings are fixedly sleeved with the outer sides of the corresponding rotating shafts.

Preferably, a second through hole is further formed in the side wall of the cavity, and a third bearing fixedly sleeved with the outer side of the pin shaft is fixedly mounted on the side wall of the second through hole.

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

the pull rope is wound by the frame, the back plate, the cavity, the winding shafts, the rotating shafts, the first bevel gear, the second bevel gear, the third bevel gear, the pin shaft, the first groove, the second triangular clamping block, the positioning rod, the spring, the first triangular clamping block, the pull rope and the first chain wheel which are matched with the chain, the knob is rotated in the forward direction, the third bevel gear is driven to rotate by the pin shaft, the winding shaft and one first bevel gear which is meshed with the third bevel gear are driven to rotate by the third bevel gear through the corresponding second bevel gear, one first bevel gear drives one first chain wheel and the other first bevel gear which is fixed with the first chain wheel to rotate through the corresponding rotating shaft, one first chain wheel drives the other first chain wheel to rotate through the chain, the other first bevel gear drives the other two first bevel gears to rotate through the corresponding rotating shaft which is meshed with the first bevel gear, make the first triangle fixture block that the stay cord pulling corresponds separate with the second triangle fixture block of contact, first triangle fixture block drives corresponding second locating lever and compresses the spring, upward move the frame immediately, make frame and backplate phase separation, place the drawing on the elastic rubber pad, push down the frame, the frame moves down and drives second triangle fixture block and extrudees to corresponding first triangle fixture block downwards, the extrusion power makes first triangle fixture block remove and drives the locating lever and compresses the spring, when the drawing is compressed tightly, the spring that is in compression state resets this moment and drives first triangle fixture block through the locating lever that corresponds and resets, make its top contact with corresponding second triangle fixture block, and then accomplished the mounting of drawing, a plurality of settings at second triangle fixture block, make be convenient for mount the drawing of different thickness.

The utility model relates to a rationally, convenient operation is convenient for mount the drawing of different thickness, and is convenient for take off the drawing fast and change, increases the application scope of frame body, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of a picture frame suitable for pictures with different thicknesses provided by the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a frame suitable for pictures with different thicknesses provided by the present invention;

fig. 3 is a schematic sectional structure view of a portion a in fig. 1.

In the figure: the device comprises a frame 1, a back plate 2, a cavity 3, a winding shaft 4, a rotating shaft 5, a first bevel gear 6, a second bevel gear 7, a third bevel gear 8, a pin shaft 9, a first groove 10, a second triangular clamping block 11, a positioning rod 12, a spring 13, a first triangular clamping block 14, a pulling rope 15, a first chain wheel 16 and a chain 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a picture frame suitable for pictures with different thicknesses comprises a picture frame body, the picture frame body comprises a frame 1 and a back plate 2 matched with the frame 1, the frame 1 is movably sleeved on the back plate 2, a cavity 3 is arranged on the back plate 2, two rotating shafts 5 are rotatably arranged on the inner wall of the bottom of the cavity 3, four winding shafts 4 are rotatably arranged on the inner wall of the bottom of the cavity 3, the rotating shafts 5 are positioned between the two corresponding winding shafts 4, first bevel gears 6 are fixedly arranged at two ends of each rotating shaft 5, a second bevel gear 7 is fixedly sleeved on each winding shaft 4, the second bevel gear 7 is meshed with the corresponding first bevel gear 6, a third bevel gear 8 is meshed with one side of one second bevel gear 7 of the four second bevel gears 7, a pin shaft 9 is fixedly arranged at one side of the third bevel gear 8, one end of the pin shaft 9 far away from the third bevel gear 8 is rotatably extended out of the back plate 2 and is fixedly provided with a knob, the two rotating shafts 5 are fixedly sleeved with first chain wheels 16, the two first chain wheels 16 are in transmission connection with the same chain 17, the inner walls of the two sides of the frame 1 are respectively provided with two first grooves 10 with the bottoms provided with openings, the two sides of the back plate 2 are respectively provided with two rectangular grooves, four rectangular grooves are arranged corresponding to the four first grooves 10 one by one, the inner walls of the tops of the rectangular grooves are slidably provided with positioning rods 12, a plurality of springs 13 are fixedly connected between one ends of the positioning rods 12 and the inner walls of the corresponding rectangular grooves far away from the openings, the other ends of the positioning rods 12 are fixedly provided with first triangular clamping blocks 14, a plurality of second triangular clamping blocks 11 are fixedly arranged on the inner walls of the first grooves 10 far away from the corresponding positioning rods 12, the bottoms of the first triangular clamping blocks 14 are contacted with the tops of the corresponding second triangular clamping blocks 11, one side of the first triangular clamping blocks 14 close to the corresponding positioning rods 12 is fixedly provided with pull ropes 15, one end of the pull rope 15, which is far away from the corresponding first triangular clamping block 14, extends into the cavity 3 and is fixedly connected with the outer side of the winding shaft 4, the pull rope is matched with a chain 17 through the frame 1, the back plate 2, the cavity 3, the winding shaft 4, the rotating shaft 5, the first bevel gear 6, the second bevel gear 7, the third bevel gear 8, the pin shaft 9, the first groove 10, the second triangular clamping block 11, the positioning rod 12, the spring 13, the first triangular clamping block 14, the pull rope 15 and the first chain wheel 16, the knob is rotated in the forward direction, the knob drives the third bevel gear 8 to rotate through the pin shaft 9, the third bevel gear 8 drives the winding shaft 4 and the first bevel gear 6 meshed with the third bevel gear through the corresponding second bevel gear 7 to rotate, one first bevel gear 6 drives one first chain wheel 16 and the other first bevel gear 6 fixed with the first bevel gear to rotate through the corresponding rotating shaft 5, one first chain wheel 16 drives the other first chain wheel 16 to rotate through the chain 17, another first chain wheel 16 drives another two first bevel gears 6 to rotate through another corresponding rotating shaft 5, the first bevel gears 6 drive corresponding winding shafts 4 to wind the pulling ropes 15 through second bevel gears 7 meshed with the first bevel gears 6, so that the pulling ropes 15 pull corresponding first triangular clamping blocks 14 to be separated from second triangular clamping blocks 11 in contact, the first triangular clamping blocks 14 drive corresponding second positioning rods 12 to compress the springs 13, then the frame 1 is moved upwards to separate the frame 1 from the back plate 2, the picture is placed on the elastic rubber pad, the frame 1 is pressed downwards, the frame 1 moves downwards and drives the second triangular clamping blocks 11 to downwards extrude the corresponding first triangular clamping blocks 14, the extrusion force enables the first triangular clamping blocks 14 to move and drive the positioning rods 12 to compress the springs 13, when the picture is pressed, the springs 13 in the compressed state are reset at the moment and drive the first triangular clamping blocks 14 to reset through the corresponding positioning rods 12, make its and the second triangle fixture block 11's that corresponds top contact, and then accomplished the mounting of drawing, a plurality of setting at second triangle fixture block 11 for be convenient for mount the drawing of different thickness, the utility model relates to a rationally, convenient operation is convenient for mount the drawing of different thickness, and is convenient for take off the drawing fast and change, and the application scope of increase frame body satisfies the user demand.

In the utility model, two first through holes are arranged on the inner walls of two sides of the cavity 3, the pull rope 15 is arranged in the corresponding first through hole, the outer side of the pull rope 15 is movably contacted with the side wall of the corresponding first through hole, the top of the back plate 2 is fixedly provided with an elastic rubber pad, the inner wall of the top of the rectangular groove is fixedly provided with a slide rail, the top of the positioning rod 12 is fixedly provided with a slide block, the top of the slide block is provided with a slide groove which is connected with the slide rail in a sliding way, the inner wall of the bottom of the cavity 3 is fixedly provided with four first bearings, the inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding winding shaft 4, the inner wall of the bottom of the cavity 3 is fixedly provided with four second bearings, the inner ring of the second bearing is fixedly sleeved with the outer side of the corresponding rotating shaft 5, the side wall of the cavity 3 is also provided with, by matching the frame 1, the back plate 2, the cavity 3, the bobbin 4, the rotating shaft 5, the first bevel gear 6, the second bevel gear 7, the third bevel gear 8, the pin shaft 9, the first groove 10, the second triangular fixture block 11, the positioning rod 12, the spring 13, the first triangular fixture block 14, the pull rope 15 and the first chain wheel 16 with the chain 17, rotating the knob in the forward direction, wherein the knob drives the third bevel gear 8 to rotate through the pin shaft 9, the third bevel gear 8 drives the bobbin 4 and one first bevel gear 6 engaged with the bobbin 4 to rotate through the corresponding second bevel gear 7, one first bevel gear 6 drives one first chain wheel 16 and the other first bevel gear 6 fixed with the first bevel gear to rotate through the corresponding rotating shaft 5, one first chain wheel 16 drives the other first chain wheel 16 to rotate through the chain 17, the other first chain wheel 16 drives the other two first bevel gears 6 to rotate through the corresponding other rotating shaft 5, the first bevel gear 6 drives the corresponding spool 4 to wind the pull rope 15 through the second bevel gear 7 engaged with the first bevel gear, so that the pull rope 15 pulls the corresponding first triangular clamping block 14 to separate from the contacted second triangular clamping block 11, the first triangular clamping block 14 drives the corresponding second positioning rod 12 to compress the spring 13, then the frame 1 is moved upwards to separate the frame 1 from the back plate 2, the picture is placed on the elastic rubber pad, the frame 1 is pressed downwards, the frame 1 moves downwards and drives the second triangular clamping block 11 to press the corresponding first triangular clamping block 14 downwards, the pressing force makes the first triangular clamping block 14 move and drives the positioning rod 12 to compress the spring 13, when the picture is pressed, the spring 13 in the compression state is reset at the moment and drives the first triangular clamping block 14 to reset through the corresponding positioning rod 12, so that the first triangular clamping block is contacted with the top of the corresponding second triangular clamping block 11, and then accomplished the mounting of drawing, a plurality of settings at second triangle fixture block 11 for be convenient for mount the drawing of different thickness, the utility model relates to a rationally, convenient operation is convenient for mount the drawing of different thickness, and is convenient for take off the drawing fast and change, increases the application scope of frame body, satisfies the user demand.

The working principle is as follows: when the picture mounting machine is used, when a picture is required to be mounted, the knob is rotated in the forward direction, the knob drives the pin shaft 9 to rotate, the pin shaft 9 drives the third bevel gear 8 to rotate, the third bevel gear 8 is meshed with one second bevel gear 7 of the four second bevel gears 7, the third bevel gear 8 rotates to drive the corresponding second bevel gear 7 to rotate, the second bevel gear 7 drives the corresponding winding shaft 4 to rotate, the second bevel gear 7 rotates to drive the corresponding first bevel gear 6 to rotate, one first bevel gear 6 drives the corresponding rotating shaft 5 to rotate, one rotating shaft 5 drives the corresponding first chain wheel 16 to rotate, meanwhile, one rotating shaft 5 drives the other first bevel gear 6 fixedly installed with the rotating shaft 5 to rotate, one first chain wheel 16 drives the other first chain wheel 16 to rotate through the chain 17, another first chain wheel 16 drives another corresponding rotating shaft 5 to rotate, another rotating shaft 5 drives another corresponding two first bevel gears 6 to rotate while rotating, the first bevel gears 6 drive the second bevel gears 7 engaged with the first bevel gears to rotate while rotating, the second bevel gears 7 drive the corresponding winding shafts 4 to rotate, the winding shafts 4 wind the corresponding pull ropes 15 while rotating, so that the pull ropes 15 drive the corresponding first triangular clamping blocks 14 to move, the first triangular clamping blocks 14 drive the corresponding second positioning rods 12 to move, the second positioning rods 12 compress the corresponding springs 13, meanwhile, the first triangular clamping blocks 14 are separated from the second triangular clamping blocks 11 in contact, then the frame 1 is moved upwards, so that the frame 1 is separated from the back plate 2, the picture is placed on the elastic rubber pads, the frame 1 is aligned with the back plate 2, the frame 1 is pressed downwards, the downward force of the frame 1 drives the second triangular clamping block 11 to move downwards, the second triangular clamping block 11 extrudes the corresponding first triangular clamping block 14 while moving downwards, the extruding force drives the position of the corresponding first triangular clamping block 14 to move, the first triangular clamping block 14 drives the corresponding positioning rod 12 to compress the spring 13, when the frame 1 compresses the picture, the frame 1 is continuously pressed downwards to adapt to the alignment of the first triangular clamping block 14 and the second triangular clamping block 11 due to certain elasticity of the elastic rubber pad, when the frame is pressed downwards to stagger the nearest first triangular clamping block 11, the spring 13 in the compressed state resets and automatically drives the corresponding positioning rod 12 to reset, the positioning rod 12 drives the corresponding first triangular clamping block 14 to reset to contact with the top of the corresponding second triangular clamping block 11, so that the mounting of the picture is completed, a plurality of the second triangular clamping blocks 11 are arranged, so that the painting pieces with different thicknesses can be mounted conveniently, and the painting pieces can be taken down and replaced conveniently and quickly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a frame suitable for different thickness pictures, includes the frame body, the frame body includes frame (1) and backplate (2) with frame (1) matched with, and frame (1) activity cover is established on backplate (2), its characterized in that, cavity (3) have been seted up on backplate (2), and two pivot (5) are installed in rotating on the bottom inner wall of cavity (3), and four spool (4) are installed in rotating on the bottom inner wall of cavity (3), and pivot (5) are located between two corresponding spool (4), and the both ends of pivot (5) are all fixed mounting has first bevel gear (6), and the cover is equipped with second bevel gear (7) on spool (4), and second bevel gear (7) mesh with corresponding first bevel gear (6), and one side mesh of one second bevel gear (7) in four second bevel gear (7) has third bevel gear (8), a pin shaft (9) is fixedly installed on one side of the third bevel gear (8), one end, far away from the third bevel gear (8), of the pin shaft (9) rotates and extends out of the back plate (2) and is fixedly provided with a knob, two rotating shafts (5) are fixedly sleeved with first chain wheels (16), the two first chain wheels (16) are in transmission connection with a same chain (17), two first grooves (10) with the bottoms being provided with openings are formed in the inner walls of the two sides of the frame (1), two rectangular grooves are formed in the two sides of the back plate (2), the four rectangular grooves and the four first grooves (10) are arranged in a one-to-one correspondence mode, a positioning rod (12) is slidably installed on the inner wall of the top of each rectangular groove, a plurality of springs (13) are fixedly connected between one end of the positioning rod (12) and the inner wall, far away from the opening of the corresponding rectangular groove, and a first triangular clamping block, a plurality of second triangular clamping blocks (11) are fixedly mounted on the inner wall of one side, far away from the corresponding positioning rod (12), of the first groove (10), the bottom of each first triangular clamping block (14) is in contact with the top of one second triangular clamping block (11) in the corresponding second triangular clamping blocks (11), a pull rope (15) is fixedly mounted on one side, close to the corresponding positioning rod (12), of each first triangular clamping block (14), and one end, far away from the corresponding first triangular clamping block (14), of each pull rope (15) extends into the cavity (3) and is fixedly connected with the outer side of the winding shaft (4).

2. The picture frame suitable for pictures with different thicknesses as claimed in claim 1, wherein two first through holes are formed in the inner walls of the two sides of the cavity (3), the pull rope (15) is located in the corresponding first through hole, and the outer side of the pull rope (15) is in movable contact with the side wall of the corresponding first through hole.

3. A picture frame as claimed in claim 1, characterised in that the top of the back plate (2) is fixedly provided with a resilient rubber pad.

4. The picture frame suitable for pictures with different thicknesses as claimed in claim 1, wherein the inner wall of the top of the rectangular groove is fixedly provided with a sliding rail, the top of the positioning rod (12) is fixedly provided with a sliding block, the top of the sliding block is provided with a sliding groove, and the sliding groove is slidably connected with the sliding rail.

5. A picture frame suitable for pictures with different thicknesses as claimed in claim 1, characterized in that four first bearings are fixedly mounted on the inner wall of the bottom of the cavity (3), and the inner rings of the first bearings are fixedly sleeved with the outer sides of the corresponding winding shafts (4).

6. A picture frame suitable for pictures with different thicknesses as claimed in claim 1, characterized in that four second bearings are fixedly mounted on the inner wall of the bottom of the cavity (3), and the inner rings of the second bearings are fixedly sleeved with the outer sides of the corresponding rotating shafts (5).

7. A picture frame suitable for pictures with different thicknesses as claimed in claim 1, wherein the side wall of the cavity (3) is further provided with a second through hole, and a third bearing fixedly sleeved with the outer side of the pin shaft (9) is fixedly mounted on the side wall of the second through hole.

Images