阅读说明：本技术 一种滚轮与地脚切换式箱体支撑结构 (Roller and ground foot switching type box supporting structure ) 是由 张艳 许修祥 陈云飞 于 2019-11-05 设计创作，主要内容包括：本发明公开一种滚轮与地脚切换式箱体支撑结构,包括箱体地脚部分底板,所述的箱体地脚部分底板的底部固定连接固定块,所述固定块中间通过中心轴连接一个能绕中心轴90°转动的转换块,所述转换块包括分别设置在所述固定块两侧的两个侧板和与两个侧板连接的两个安装板,两个所述的安装板安装在两个侧板相邻的两侧上,其中一个所述的安装板上安装万向滚轮组,另一个所述的安装板上安装地脚螺栓,所述固定块和所述转换块之间设置有转换定位装置。本发明方便箱体的临时移动与定位,操作简单便捷,可靠性高。(The invention discloses a roller and foot switching type box body supporting structure which comprises a box body foot part bottom plate, wherein the bottom of the box body foot part bottom plate is fixedly connected with a fixed block, the middle of the fixed block is connected with a conversion block capable of rotating around a central shaft by 90 degrees through the central shaft, the conversion block comprises two side plates arranged on two sides of the fixed block respectively and two mounting plates connected with the two side plates, the two mounting plates are arranged on two adjacent sides of the two side plates, one mounting plate is provided with a universal roller set, the other mounting plate is provided with a foot bolt, and a conversion positioning device is arranged between the fixed block and the conversion block. The invention is convenient for temporary movement and positioning of the box body, simple and convenient to operate and high in reliability.)

1. The utility model provides a gyro wheel and lower margin switching formula box bearing structure, a serial communication port, including box lower margin part bottom plate, the bottom fixed connection fixed block of box lower margin part bottom plate, through a central pin connection can be around 90 pivoted switching pieces of center pin in the middle of the fixed block, the switching piece is including setting up respectively two curb plates of fixed block both sides and two mounting panels of being connected with two curb plates, two the mounting panel install on two adjacent both sides of curb plate, one of them the mounting panel on install universal roller train, another the mounting panel on install rag bolt, the fixed block with be provided with conversion positioner between the switching piece.

2. The roller and ground pin switching type box supporting structure according to claim 1, wherein the switching positioning device comprises two moving shafts, a semicircular groove is formed in the fixed block with the central shaft as a center, two elliptical holes are formed in two side plates of the switching block, the two moving shafts penetrate through the semicircular groove, two ends of the two moving shafts extend out of the elliptical holes in the two side plates and are fixed through axial positioning covers, a tension spring is arranged on the moving shafts and is connected with the central shaft, and small circular grooves for positioning the moving shafts are respectively formed in two ends and the center of the semicircular groove.

3. The roller and foot switching type box supporting structure according to claim 1, wherein a magnetic strip for adsorbing the universal roller set is arranged at the bottom of a bottom plate of a foot part of the box.

4. The roller and anchor switching box support structure according to claim 1, wherein the bottom of the fixing block is rounded.

5. The roller and anchor switching type box supporting structure according to claim 1, wherein a side plate of the switching block is provided with a chamfer and extends to form two sections of bosses for manually shifting the switching block.

The technical field is as follows:

the invention relates to a roller and ground foot switching type box body supporting structure, and belongs to the technical field of box bodies.

Background art:

in practical applications, various box type structural members such as refrigerators, storage boxes, shoe cabinets, etc. are generally used in homes. When the articles are moved into a home door, the articles need to be conveniently moved to the position required by an owner, when the articles are too heavy, manual moving is difficult and heavy, the bottom of the box body can be realized by additionally arranging universal rollers, but when the articles are in work, the articles need to stably stand on the ground, and foundation bolts are needed. When the service life is prolonged, the bottom of the box body has more dead corners which need to be cleaned, and at the moment, the box bodies need to be removed and restored after being cleaned.

The existing refrigerator body such as a refrigerator and the like is not provided with universal wheels, and the refrigerator body is heavy, so that the movement is inconvenient; or universal wheels are added, but the normal standing working state is difficult to support due to unstable positioning, and when the work is started or the function is realized, the ground foot combination can move, so that the danger is caused.

In view of the needs of temporarily moving and stably fixing the box body, the manual switching mode of the universal rollers and the foundation bolts is selected to design the foundation support structure of the box body, the rollers are put down from the beginning of unpacking, the box body can be moved to a needed position, and then the box body is switched to be grounded by the foundation bolts, so that normal and stable work is realized; when the position needs to be cleaned or moved, the box body is switched to the universal roller again, the box body is conveniently moved away, and the box body returns to the original position after cleaning is completed.

The invention content is as follows:

the invention aims to provide a roller and foot switching type box body supporting structure aiming at the existing problems, so that the temporary movement and positioning of a box body are facilitated, the operation is simple and convenient, and the reliability is high.

The above purpose is realized by the following technical scheme:

the utility model provides a gyro wheel and lower margin switch formula box bearing structure, includes box lower margin part bottom plate, the bottom fixed connection fixed block of box lower margin part bottom plate, through central pin connection one can be around 90 pivoted switching pieces of center pin in the middle of the fixed block, the switching piece is including setting up respectively two curb plates of fixed block both sides and two mounting panels of being connected with two curb plates, two the mounting panel install on two curb plates adjacent both sides, one of them the mounting panel on install universal roller train, another the mounting panel on install rag bolt, the fixed block with be provided with conversion positioner between the switching piece.

Gyro wheel and lower margin switch formula box bearing structure, conversion positioner include two removal axles, on the fixed block with the center pin is provided with the semicircle groove as the centre of a circle, be provided with two elliptical orifices on two curb plates of conversion piece, two the removal axle pass the semicircle groove and its both ends stretch out the elliptical orifice outside on two curb plates and cover fixedly through axial positioning, remove epaxial being provided with taut spring with the center pin is connected, the both ends and the center in semicircle groove are provided with respectively and are used for the little circular groove of removal axle location.

The bottom of the bottom plate of the foot part of the box body is provided with a magnetic suction strip used for adsorbing the universal roller set.

The roller and ground foot switching type box body supporting structure is characterized in that the bottom of the fixing block is a fillet.

The roller and ground foot switching type box body supporting structure is characterized in that a side plate of the conversion block is provided with a chamfer and extends two sections of bosses for manually shifting the conversion block.

Has the advantages that:

the invention provides a roller and ground foot switching type box body supporting structure which comprises a fixed block used for positioning, a switching block used for switching the state of a box body, a universal roller, a ground bolt, a groove used for containing and positioning the roller and a magnetic suction strip. The fixed block links to each other with the box floor rigidity, the movable block can be switched by hand and the location is accurate, circumferential direction can be realized to universal gyro wheel, the recess size of box lower margin part bottom plate bottom can hold embedded universal gyro wheel just, the magnetism is inhaled the strip and can be fixed a position the gyro wheel, makes it not take place to remove.

In the invention, the mode conversion between the moving mode and the fixed mode of the box body is realized only by the change of the conversion block and the rolling shaft, so that a user can easily and manually operate the box body, and the practicability is stronger.

According to the invention, the box body supporting structure is simple, the two switching modes are easy to position, the angle of the spring is determined, the use efficiency is high, the switching mechanism is convenient to replace, and the universal roller and the foundation bolt can be replaced at any time.

The invention has smaller integral shape, but can just realize the stable movement and fixation of the box body without influencing the performance of the chassis of the normal box body.

Description of the drawings:

FIG. 1 is a general schematic view of a roller and foot switching box support structure of the present invention;

FIG. 2 is a schematic view of the internal rotation and limiting mechanism of the fixed block and the moving block of the present invention;

FIG. 3 is a front view of the universal roller of the present invention in operation;

FIG. 4 is a schematic view of an anchor bolt of the present invention in operation;

FIG. 5 is a side view of the present invention;

fig. 6 is a schematic diagram of the structure of the conversion block turning process of the present invention.

In FIGS. 1-5:

1-bottom plate of foot part of box body; 2-universal roller group; 3, fixing blocks; 4-a conversion block; 5, foundation bolts; 6, magnetic suction strips; 7-central axis; 8-a moving axis; 9-a spring set; 10-an axial positioning cap; 31-a semicircular groove; 32-small circular groove; 41-side plate; 42-a mounting plate; 43-elliptical hole.

The specific implementation mode is as follows:

the invention is described in further detail below with reference to the figures and the specific embodiments.

As shown in fig. 1-6, the roller and foot switching type box supporting structure of the present invention includes a box foot part bottom plate 1, the bottom of the box foot part bottom plate 1 is fixedly connected to a fixed block 3, the middle of the fixed block 3 is connected to a conversion block 4 capable of rotating around a central shaft by 90 ° through a central shaft 7, the conversion block 4 includes two side plates 41 respectively disposed at two sides of the fixed block and two mounting plates 42 connected to the two side plates, the two mounting plates are mounted on two adjacent sides of the two side plates, one of the mounting plates is mounted with a universal roller set 2, the other mounting plate is mounted with a foot bolt 5, and a conversion positioning device is disposed between the fixed block and the conversion block.

In this embodiment gyro wheel and lower margin switch formula box bearing structure, conversion positioner include two removal axle 8, fixed block 3 go up with the center pin is provided with semicircular groove 31 as the centre of a circle, be provided with two elliptical aperture 43 on two curb plates of conversion piece, two removal axle 8 pass semicircular groove 31 and its both ends stretch out the elliptical aperture 43 outside on two curb plates fixed through axial positioning lid 10, remove epaxial tension spring 9 that is provided with the center pin connection, the both ends and the center in semicircular groove are provided with respectively and are used for remove the small circle groove 32 of axle location. Two tail ends of the central shaft penetrate through holes of the conversion block 4 and are tightly sleeved by a flange bearing, the head of the spring group is sleeved on the central shaft, and lubricating oil is arranged in the central shaft, so that the rotation with small resistance is realized. Two groups of tension springs 9 are positioned by spring heads sleeved on the fixed shaft 7, and move at an included angle of 90 degrees simultaneously. Two straining springs 9 are tensile state to center pin 7 is the stiff end, with two removal axle 8 to the centre of a circle pulling, avoid it to take place the displacement, simultaneously, the recess of fixed block 3 has the small circle groove that the inboard side is opened at 0, 90 and 180 for realize removing the screens of axle 8, with the restriction of whole group conversion piece system on two fixed operating condition.

In this embodiment, the roller and the foot switch type box supporting structure, the bottom of the bottom plate of the foot part of the box is provided with a magnetic attraction strip 6 for attracting the universal roller set. Referring to fig. 1 and 4, the box is supported by the anchor bolts 5 to achieve a fixed working state. Rag bolt 5 is parallel with ground, and the one side that conversion block 4 linked firmly universal roller train 2 faces left, and whole roller train 2 is accomodate among the side recess of box foundation portion bottom plate 1, and wherein the gyro wheel is on a parallel with magnetism and inhales strip 6, is adsorbed on it, can not control and rock, realizes the location. The conversion block is inboard, and two removal axles are arranged in lower extreme and the right-hand member small circle groove, and the lower part of fixed block 3 is opened has the semicircle groove for the removal of removal axle 8, and the inslot is scribbled lubricating oil, and the removal axle 8 of being convenient for rolls. When four rag bolts all landed, the box can steadily and low gravity center ground stand subaerial, when carrying out the high-speed rotation of bucket, the fuselage can not take place the skew because the lower margin is unstable.

If the box body needs to be moved, the working state supported by the universal idler wheels 2 needs to be switched. Referring to fig. 3, the universal roller group 2 is moved out of the groove of the bottom plate of the foot part of the box body on the left side, is vertical downwards to the machine body, the difference between the conversion block and fig. 4 is 90 degrees, and the foot bolt 5 is parallel to the ground at the moment. The connecting line of the gravity center of the universal roller group 2 and the gravity center of the bottom plate fixing block 3 is vertical to the ground, so that the gravity of the machine body is uniformly borne by the four rollers, and the damage to the conversion block 4 due to component force cannot be caused.

In this embodiment the gyro wheel switch formula box bearing structure with lower margin, the fixed block bottom is the fillet.

In this embodiment the gyro wheel with lower margin switch formula box bearing structure, be provided with the chamfer on the curb plate of conversion piece and extend two sections bosss for stir the conversion piece manually.

If the box body needs to be switched from the supporting of the foundation bolt 5 to the supporting of the universal roller 2, a user only needs to operate the conversion block 4.

When the box body is in a fixed state, the left side of the conversion block 4 is provided with the universal roller group 2, and the lower part is provided with the foundation bolt 5. The box body is inclined, a chamfer position is arranged at the lower left corner of the conversion block 4, a boss for holding by a hand can be grasped tightly, the two tensioning springs 9 are stretched outwards, the moving shaft 8 is separated from the small circular groove of the clamping position in the semi-circular groove and enters the semi-circular moving track, and at the moment, the attraction of the magnetic suction strip 6 to the side wall of the universal roller 2 needs to be overcome, so that the universal roller 2 is separated from the initial position. The conversion block 4 is shifted from left to right, the moving shaft 8 can move in the semicircular groove until rotating by 90 degrees, and the moving shaft 8 can slide into the small circular grooves on the lower side and the right side and is difficult to rotate due to the pulling force of the spring set 9. At this point, the state of the support structure has changed.

Similarly, the other side of the box body is symmetrical with the ground foot supporting structure, and the direction is opposite to the direction.

If the box body needs to be switched from the support of the universal idler wheel 2 to the support of the foundation bolt 5, a user still only needs to operate the conversion block 4.

When the box body is in a moving state, the universal roller group 2 is arranged below the conversion block 4, and the foundation bolt 5 is arranged on the right side. Lean on the wall with the box left side and heels, hold two straining spring 9 and outwards stretch, outwards extract and turn left from the right side again and move, make removal axle 8 rotate 90, let rag bolt 5 land, universal roller train is drawn into in the recess of bottom plate this moment, and under the adsorption of magnetism strip 6, the gyro wheel can be on a parallel with the bottom surface static to can not influence the support of lower margin. Similarly, the other symmetrical supporting structure of the box body is opposite to the other symmetrical supporting structure, and the poking direction is only required to be changed.

It should be understood that the above examples are only for illustrating the specific embodiments of the technical solutions of the present invention, and are not intended to limit the scope of the present invention. Various equivalent modifications and alterations of this invention will occur to those skilled in the art after reading this disclosure, and it is intended to cover such alternatives and modifications as fall within the scope of the invention as defined by the appended claims.