CN214947493U - Support frame for cross-border electronic commerce teaching - Google Patents

Abstract

The application discloses support frame is used in cross-border electronic commerce teaching, including elevating system and fixed establishment, elevating system includes the bottom plate, follows driving wheel and action wheel, bottom plate inner chamber center department rotates the connection action wheel, the action wheel left and right sides meshes the cooperation respectively from the driving wheel, action wheel rear side meshing cooperation connecting gear, connecting gear is fixed to be cup jointed in the axis of rotation, the axis of rotation rotates to be connected and runs through bottom plate top rear side, action wheel top fixed connection second threaded rod. Two stoppers press from both sides the both sides of tight equipment body respectively under the effect of first spring, realize the preliminary fixed of equipment body, and through rotating spacing bolt, spacing bolt drives the clamp plate downstream, and two first sliders slide downwards in first logical inslot respectively simultaneously, compress tightly equipment body top until the clamp plate, and two turning blocks are rotated to the rethread, and the fixture block difference joint of both sides is in the spacing hole of corresponding position around making two turning blocks, realizes the fixed of clamp plate.

Description

Support frame for cross-border electronic commerce teaching

Technical Field

The application relates to a support frame, in particular to a support frame for cross-border electronic commerce teaching.

Background

Cross-border e-commerce is an e-commerce specialty. The cross-border electronic commerce is developed based on the network, and the network space is a new space relative to the physical space and is a virtual but objective world consisting of a website and a password. The unique value standard and behavior mode of the network space deeply influence cross-border electronic commerce, so that the cross-border electronic commerce has the characteristics of being different from the traditional transaction mode, and teaching equipment such as a computer is required in the teaching process of the cross-border electronic commerce.

The current support frame for teaching is inconvenient to the fixed of teaching equipment body and dismantlement, is not convenient for adjust teaching equipment's height and angle. Therefore, a support frame for cross-border electronic commerce teaching is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

A supporting frame for cross-border electronic commerce teaching comprises a lifting mechanism and a fixing mechanism, wherein the lifting mechanism comprises a bottom plate, a driven wheel and a driving wheel, the center of the inner cavity of the bottom plate is rotationally connected with a driving wheel, the left side and the right side of the driving wheel are respectively engaged and matched with a driven wheel, the rear side of the driving wheel is engaged with a connecting gear which is fixedly sleeved on the rotating shaft, the rotating shaft is rotatably connected with and penetrates through the rear side of the top end of the bottom plate, the top end of the driving wheel is fixedly connected with a second threaded rod, the second threaded rod is in threaded sleeve joint with the inner cavity of the supporting shaft, the top end of the outer wall of the supporting shaft is fixedly connected with the center of the bottom end of the supporting table, the top ends of the two driven wheels are respectively and fixedly connected with the bottom ends of the first threaded rods, the top ends of the two first threaded rods are respectively in threaded sleeve joint with the inner cavity of the cavity shaft, and the top ends of the outer wall of the two cavity shafts are respectively and fixedly connected with the left side and the right side of the bottom end of the outer wall of the supporting table;

the fixing mechanism comprises a placing frame, a pressing plate and a limiting bolt, the bottom end of the outer wall of the placing frame is fixedly connected to the center of the top end of the supporting table, the center of the top end of the placing frame is in threaded sleeve connection and penetrates through the outer wall of the limiting bolt, the bottom end of the limiting bolt is rotatably connected to the center of the top end of the pressing plate, the bottom end of the pressing plate is in lap joint with the top end of the equipment body, the bottom end of the equipment body is in lap joint with the bottom end of the inner cavity of the placing frame, the centers of the left side and the right side of the placing frame are respectively embedded with a first through groove in the vertical direction, the inner cavities of the two first through grooves are respectively in sliding sleeve connection with one end of a first sliding block, one side, close to each other, of the two first sliding blocks is respectively and fixedly connected with the side walls of the left side and the right side of the pressing plate, the left side and the right side of the outer wall of the placing frame are respectively in sliding sleeve connection with the inner cavities of the arc grooves, and the side walls of the vertical plates, two the riser bottom is the fixed connection brace table top left and right sides respectively, place the frame outer wall bottom left and right sides for the first spout of difference sliding connection, two first spout inlays respectively in the brace table top left and right sides.

Further, place a plurality of first springs of even fixed connection respectively in frame inner chamber left and right sides lateral wall bottom, it is a plurality of one side that first spring is close to each other is one side of fixed connection stopper respectively, two the stopper bottom is fixed connection third slider respectively, two the third slider slides respectively and cup joints at third spout inner chamber, two the third spout level respectively inlays and places frame inner chamber bottom left and right sides.

Furthermore, two one side that first slider kept away from each other rotates the one end of connecting the turning block respectively, two both sides fixed connection fixture block respectively around the turning block bottom, four the fixture block joint is at spacing hole inner chamber respectively, and is a plurality of spacing hole inlays respectively in placing the frame outer wall left and right sides.

Furthermore, the support shaft outer wall left and right sides is fixed connection second slider respectively, two the second slider is sliding connection second spout respectively, two the second spout is vertical respectively to inlay in the cavity post inner chamber left and right sides lateral wall, cavity post outer wall bottom fixed connection bottom plate top center department.

Furthermore, two the slide has inlayed the fourth spout respectively in the one side inner chamber that keeps away from each other, two one side that the fourth spout inner chamber is close to each other is the one end of fixed connection second spring respectively, two the other end of second spring is fixed connection respectively and draws piece one side, two draw the piece and slide respectively and cup joint at second through-groove inner chamber, two the second through-groove inlays respectively on the slide top.

Furthermore, two a plurality of recesses have been inlayed respectively to one side that the riser kept away from each other, and is a plurality of the recess is the arc distribution respectively, and is a plurality of the recess joint lug respectively, two the lug is fixed connection respectively and draws a piece one side top.

The beneficial effect of this application is: the application provides a support frame for cross-border electronic commerce teaching.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to one embodiment of the present application;

FIG. 3 is a side view of a placement frame attachment structure according to one embodiment of the present application;

fig. 4 is a top view of a connecting gear connection structure according to an embodiment of the present application.

In the figure: 1. placing frame, 2, limiting bolt, 3, pressing plate, 4, first through groove, 5, rotating block, 6, clamping block, 7, first sliding block, 8, first sliding groove, 9, supporting table, 10, cavity shaft, 11, first threaded rod, 12, bottom plate, 13, driven wheel, 14, supporting shaft, 15, driving wheel, 16, second threaded rod, 17, second sliding block, 18, second sliding groove, 19, third sliding block, 20, third sliding groove, 21, first spring, 22, limiting block, 23, equipment body, 24, groove, 25, vertical plate, 26, sliding plate, 27, second spring, 28, fourth sliding groove, 29, pulling block, 30, second through groove, 31, lug, 32, limiting hole, 33, connecting gear, 34, rotating shaft, 35, cavity column, 36, arc-shaped groove.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, 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, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-4, a support frame for cross-border electronic commerce teaching comprises a lifting mechanism and a fixing mechanism, wherein the lifting mechanism comprises a bottom plate 12, a driven wheel 13 and a driving wheel 15, the driving wheel 15 is rotatably connected at the center of an inner cavity of the bottom plate 12, the left side and the right side of the driving wheel 15 are respectively engaged with and matched with the driven wheel 13, the rear side of the driving wheel 15 is engaged with and matched with a connecting gear 33, the connecting gear 33 is fixedly sleeved on a rotating shaft 34, the rotating shaft 34 is rotatably connected and penetrates through the rear side of the top end of the bottom plate 12, the top end of the driving wheel 15 is fixedly connected with a second threaded rod 16, the second threaded rod 16 is in threaded sleeve connection with the inner cavity of a support shaft 14, the top end of the outer wall of the support shaft 14 is fixedly connected with the center of the bottom end of a support table 9, the top ends of two driven wheels 13 are respectively fixedly connected with the bottom ends of first threaded rods 11, the top ends of the two first threaded rods 11 are respectively in threaded sleeve connection with the inner cavity of a cavity shaft 10, the top ends of the outer walls of the two cavity shafts 10 are respectively and fixedly connected with the left side and the right side of the bottom end of the outer wall of the supporting platform 9;

the fixing mechanism comprises a placing frame 1, a pressing plate 3 and a limiting bolt 2, the bottom end of the outer wall of the placing frame 1 is fixedly connected to the center of the top end of a supporting table 9, the center of the top end of the placing frame 1 is in threaded sleeve connection and penetrates through the outer wall of the limiting bolt 2, the bottom end of the limiting bolt 2 is rotatably connected to the center of the top end of the pressing plate 3, the bottom end of the pressing plate 3 is in lap joint with the top end of an equipment body 23, the bottom end of the equipment body 23 is in lap joint with the bottom end of the inner cavity of the placing frame 1, first through grooves 4 in the vertical direction are respectively embedded in the centers of the left side and the right side of the placing frame 1, the inner cavities of the two first through grooves 4 are respectively in sliding sleeve connection with one end of a first sliding block 7, one sides, close to each other, of the two first sliding blocks 7 are respectively and fixedly connected with the side walls of the left side and the right side of the pressing plate 3, the outer wall of the placing frame 1 is respectively and fixedly connected with one end of a sliding plate 26 in sliding sleeve connection with the inner cavity of an arc-shaped groove 36, two arc wall 36 inlays respectively on riser 25 lateral wall, two riser 25 bottom difference fixed connection brace table 9 top left and right sides, place the frame 1 outer wall bottom left and right sides for respectively sliding connection first spout 8, two first spout 8 inlays respectively in the brace table 9 top left and right sides.

The bottom ends of the side walls at the left side and the right side of the inner cavity of the placing frame 1 are respectively and uniformly fixedly connected with a plurality of first springs 21, one side of each first spring 21, which is close to each other, is respectively and fixedly connected with one side of a limiting block 22, the bottom ends of the two limiting blocks 22 are respectively and fixedly connected with a third sliding block 19, the two third sliding blocks 19 are respectively and slidably sleeved in the inner cavity of a third sliding chute 20, the two third sliding chutes 20 are respectively and horizontally embedded at the left side and the right side of the bottom end of the inner cavity of the placing frame 1 and are primarily fixed on the equipment body 23, one side, which is far away from each other, of the two first sliding blocks 7 is respectively and rotatably connected with one end of a rotating block 5, the front side and the rear side of the bottom end of the two rotating blocks 5 are respectively and fixedly connected with clamping blocks 6, the four clamping blocks 6 are respectively clamped in the inner cavities of limiting holes 32, a plurality of the limiting holes 32 are respectively embedded at the left side and the outer wall of the placing frame 1 so as to facilitate the fixation of the pressing block height, the left side and the outer wall of the supporting shaft 14 are respectively and the second sliding blocks 17, the two second sliding blocks 17 are respectively in sliding connection with the second sliding grooves 18, the two second sliding grooves 18 are respectively vertically embedded in the side walls of the left side and the right side of the inner cavity of the cavity column 35, the bottom end of the outer wall of the cavity column 35 is fixedly connected with the center of the top end of the bottom plate 12, so that the limiting block 22 can slide conveniently, the fourth sliding grooves 28 are respectively embedded in the inner cavity of one side, away from each other, of the two sliding plates 26, one side, close to the inner cavity of the two fourth sliding grooves 28, is respectively and fixedly connected with one end of a second spring 27, the other end of the two second spring 27 is respectively and fixedly connected with one side of a pulling block 29, the two pulling blocks 29 are respectively in sliding sleeve connection with the inner cavity of a second through groove 30, the two second through grooves 30 are respectively embedded in the top end of the sliding plate 26, so that the angle of the equipment body 23 can be fixed conveniently, the plurality of grooves 24 are respectively embedded in one side, away from each other, and the plurality of the grooves 24 are respectively distributed in an arc shape, a plurality of recess 24 joint lug 31 respectively, two lug 31 fixed connection respectively draws block 29 one side top, the change of the equipment body 23 angle of being convenient for.

When the device is used, electrical elements appearing in the device are externally connected with a power supply and a control switch when the device is used, a device body 23 for teaching is placed in an inner cavity of a placing frame 1, two limit blocks 22 respectively clamp two sides of the device body 23 under the action of a first spring 21 to realize primary fixing of the device body 23, the limit bolts 2 drive a pressing plate 3 to move downwards by rotating the limit bolts 2, meanwhile, two first sliding blocks 7 respectively slide downwards in first through grooves 4 until the pressing plate 3 presses the top end of the device body 23, and then the clamping blocks 6 on the front side and the rear side of the two rotating blocks 5 are respectively clamped in limit holes 32 at corresponding positions by rotating the two rotating blocks 5 to realize further fixing of the position of the pressing plate 3, so that the fixing effect is increased, in order to adjust the height of the device body 23, the rotating shaft 34 drives a connecting gear 33 to rotate by rotating the rotating shaft 34, connecting gear 33 drives action wheel 15 and rotates, action wheel 15 drives two and rotates from driving wheel 13, action wheel 15 drives second threaded rod 16 and rotates, support platform 9 with 16 screw-thread fit's of second threaded rod back shaft 14 drives under the restriction of second spout 18 of second slider 17 rises, simultaneously with 11 screw-thread fit's of first threaded rod cavity axle 10 cooperation back shaft 14 drive support platform 9 and rise, be convenient for adjusting device to appointed height, slide in arc wall 36 through pulling slide 26, it rotates appointed angle to drive equipment body 23, the rethread promotes draws piece 29, draw piece 29 cooperation second spring 27 simultaneously, push away lug 31 in the recess 24 of corresponding position, realize the fixed of equipment body 23 angle.

The application has the advantages that:

1. in order to adjust the height of the equipment body conveniently, the rotating shaft is rotated to drive the connecting gear to rotate, the connecting gear drives the driving wheel to rotate, the driving wheel drives the two driven wheels to rotate, the driving wheel drives the second threaded rod to rotate, the supporting shaft in threaded fit with the second threaded rod drives the supporting table to ascend under the limitation of the second sliding groove of the second sliding block, and the cavity shaft in threaded fit with the first threaded rod is matched with the supporting shaft to drive the supporting table to ascend simultaneously, so that the adjusting device can conveniently adjust to the designated height;

2. this application is rational in infrastructure, two stoppers press from both sides the both sides of tight equipment body respectively under the effect of first spring, realize the preliminary fixed of equipment body, through rotating spacing bolt, spacing bolt drives the clamp plate downstream, two first sliders slide down in first logical inslot respectively simultaneously, compress tightly equipment body top until the clamp plate, two turning blocks are rotated to the rethread, the fixture block difference joint of both sides is in the spacing hole of corresponding position around making two turning blocks, the realization is to the further fixed of clamp plate position, increase fixed effect.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. The utility model provides a support frame is used in teaching of cross border electronic commerce which characterized in that: comprises an elevating mechanism and a fixing mechanism, wherein the elevating mechanism comprises a bottom plate (12), a driven wheel (13) and a driving wheel (15), the center of an inner cavity of the bottom plate (12) is rotatably connected with the driving wheel (15), the left side and the right side of the driving wheel (15) are respectively engaged with the driven wheel (13), the rear side of the driving wheel (15) is engaged with a connecting gear (33), the connecting gear (33) is fixedly sleeved on a rotating shaft (34), the rotating shaft (34) is rotatably connected with and penetrates through the rear side of the top end of the bottom plate (12), the top end of the driving wheel (15) is fixedly connected with a second threaded rod (16), the second threaded rod (16) is in threaded sleeve connection with the inner cavity of a supporting shaft (14), the center of the bottom end of the outer wall of the supporting shaft (14) is fixedly connected with a supporting platform (9), and the top ends of the driven wheel (13) are respectively fixedly connected with the bottom end of a first threaded rod (11), the top ends of the two first threaded rods (11) are respectively in threaded sleeve joint with the inner cavity of the cavity shaft (10), and the top ends of the outer walls of the two cavity shafts (10) are respectively fixedly connected with the left side and the right side of the bottom end of the outer wall of the supporting table (9);

the fixing mechanism comprises a placing frame (1), a pressing plate (3) and a limiting bolt (2), the bottom end of the outer wall of the placing frame (1) is fixedly connected to the center of the top end of a supporting table (9), the center of the top end of the placing frame (1) is in threaded sleeve connection and penetrates through the outer wall of the limiting bolt (2), the bottom end of the limiting bolt (2) is rotatably connected to the center of the top end of the pressing plate (3), the bottom end of the pressing plate (3) is in lap joint with the top end of an equipment body (23), the bottom end of the equipment body (23) is in lap joint with the bottom end of the inner cavity of the placing frame (1), the centers of the left side and the right side of the placing frame (1) are respectively embedded with a first through groove (4) in the vertical direction, the inner cavities of the two first through grooves (4) are respectively in sliding sleeve connection with one end of a first sliding block (7), and one side, which the two first sliding blocks (7) are close to each other, is respectively fixedly connected with the side walls of the left side and the pressing plate (3), place the one end of frame (1) outer wall left and right sides fixed connection slide (26) respectively, two slide (26) slide respectively and cup joint at arc wall (36) inner chamber, two arc wall (36) inlay respectively on riser (25) lateral wall, two riser (25) bottom fixed connection brace table (9) top left and right sides respectively, place frame (1) outer wall bottom left and right sides and be respectively sliding connection first spout (8), two first spout (8) inlay respectively in brace table (9) top left and right sides.

2. The support frame for teaching cross-border electronic commerce according to claim 1, wherein: it is a plurality of first spring (21) of even fixed connection respectively, a plurality of to place frame (1) inner chamber left and right sides lateral wall bottom one side that first spring (21) are close to each other is one side of fixed connection stopper (22), two stopper (22) bottom fixed connection third slider (19) respectively, two third slider (19) slide respectively and cup joint at third spout (20) inner chamber, two third spout (20) level respectively inlays and places frame (1) inner chamber bottom left and right sides.

3. The support frame for teaching cross-border electronic commerce according to claim 1, wherein: two one side that first slider (7) kept away from each other rotates the one end of connecting turning block (5) respectively, two both sides are fixed connection fixture block (6), four respectively around turning block (5) bottom fixture block (6) joint is at spacing hole (32) inner chamber respectively, and is a plurality of spacing hole (32) are inlayed respectively and are placed frame (1) outer wall left and right sides.

4. The support frame for teaching cross-border electronic commerce according to claim 1, wherein: support shaft (14) outer wall left and right sides fixed connection second slider (17), two respectively second slider (17) sliding connection second spout (18), two second spout (18) are vertical respectively and are inlayed in cavity post (35) inner chamber left and right sides lateral wall, cavity post (35) outer wall bottom fixed connection bottom plate (12) top center department.

5. The support frame for teaching cross-border electronic commerce according to claim 1, wherein: two fourth spout (28), two have been inlayed respectively to one side inner chamber that slide (26) kept away from each other one side inner chamber is two one side that fourth spout (28) inner chamber is close to each other is the one end of fixed connection second spring (27) respectively, two the other end of second spring (27) is fixed connection respectively draws piece (29) one side, two draw piece (29) sliding sleeve respectively and lead to groove (30) inner chamber in the second, two the second leads to groove (30) and inlays respectively on slide (26) top.

6. The support frame for teaching cross-border electronic commerce according to claim 1, wherein: two a plurality of recesses (24), a plurality of have been inlayed respectively to one side that riser (25) kept away from each other recess (24) are the arc respectively and distribute, and are a plurality of recess (24) joint lug (31) respectively, two lug (31) fixed connection respectively draws piece (29) one side top.

Images