阅读说明：本技术 一种医疗器械设备上联动控制的行走轮机构 (Linkage control walking wheel mechanism on medical equipment ) 是由 胡惠娟 于 2020-06-28 设计创作，主要内容包括：本发明公开了一种医疗器械设备上联动控制的行走轮机构,包括底板,底板的两侧成型有圆形的插孔,插孔内插接有行走轮,行走轮上插接有车轴,车轴的两端插接固定在侧支架板上,侧支架板的上端固定在帽盖的内侧底面上；帽盖安装在底板上,其特征在于：帽盖的上端插接有型的轴套,轴套的上端穿过帽盖插套固定在定位板的两端,轴套内插接有下压轴,下压轴的下端固定有压块,压块插接在侧支架板之间,压块的下端面呈圆弧面并固定有刹车皮；所述下压轴的上端铰接在联动板的两端,联动板的中部固定有驱动轴,驱动轴的下端穿过定位板插接有水平的销轴。(The invention discloses a walking wheel mechanism for linkage control on medical equipment, which comprises a bottom plate, wherein circular insertion holes are formed in two sides of the bottom plate, walking wheels are inserted in the insertion holes, an axle is inserted in the walking wheels, two ends of the axle are inserted and fixed on a side support plate, and the upper end of the side support plate is fixed on the inner bottom surface of a cap; the cap is installed on the bottom plate, its characterized in that: the upper end of the cap is inserted with a molded shaft sleeve, the upper end of the shaft sleeve passes through the cap insertion sleeve and is fixed at the two ends of the positioning plate, a lower pressing shaft is inserted in the shaft sleeve, the lower end of the lower pressing shaft is fixed with a pressing block, the pressing block is inserted between the side support plates, and the lower end surface of the pressing block is an arc surface and is fixed with a brake shoe; the upper end of the lower pressing shaft is hinged to two ends of the linkage plate, a driving shaft is fixed in the middle of the linkage plate, and the lower end of the driving shaft penetrates through the positioning plate and is inserted with a horizontal pin shaft.)

1. A walking wheel mechanism for linkage control on medical equipment comprises a base plate (1), wherein circular insertion holes (1a) are formed in two sides of the base plate (1), walking wheels (2) are inserted in the insertion holes (1a), an axle (3) is inserted in the walking wheels (2), two ends of the axle (3) are inserted and fixed on side support plates (4), and the upper ends of the side support plates (4) are fixed on the inner bottom surface of a cap (5); cap (5) are installed on bottom plate (1), its characterized in that: the upper end of the cap (5) is inserted with a T-shaped shaft sleeve (7), the upper end of the shaft sleeve (7) penetrates through the cap (5) and is fixed at two ends of the positioning plate (8) in an inserting way, a pressing shaft (9) is inserted in the shaft sleeve (7), a pressing block (11) is fixed at the lower end of the pressing shaft (9), the pressing block (11) is inserted between the side support plates (4), and the lower end surface of the pressing block (11) is an arc surface and is fixed with a brake shoe (24); the upper end of the lower pressing shaft (9) is hinged to two ends of the linkage plate (10), a driving shaft (14) is fixed in the middle of the linkage plate (10), and the lower end of the driving shaft (14) penetrates through the positioning plate (8) and is inserted with a horizontal pin shaft (15);

a pedal (16) is arranged above the front of the bottom plate (1), an inclined connecting rod (16a) is formed on the rear end face of the pedal (16), the inclined connecting rod (16a) is distributed on two sides of the driving shaft (14) and is formed with an inclined guide groove (16b), two ends of the pin shaft (15) are inserted into the inclined guide groove (16b) of the inclined connecting rod (16a), the rear end of the inclined connecting rod (16a) is hinged to the positioning block (17) through a hinge shaft, the rear end of the positioning block (17) is fixed on the rear cover plate (13), the rear cover plate (13) is fixed on the rear end faces of the bottom plate (1) and the upper cover plate (12), and the upper cover plate (12) is sleeved on the outer wall of the cap cover (5) and fixed at two ends of the bottom plate (; a horizontal positioning rod (18) is inserted into a positioning block (17) at the rear side of the inclined connecting rod (16a), support shafts (15a) are formed at two ends of the pin shaft (15), tension springs (19) are fixedly connected to two ends of the positioning rod (18), and the other ends of the tension springs (19) are fixed on the support shafts (15 a).

2. The walking wheel mechanism of claim 1, wherein the walking wheel mechanism is linked and controlled on the medical equipment, and the walking wheel mechanism comprises: the mounting mode of cap (5) and bottom plate (1) does, and cap (5) are the rectangle housing, and the lower extreme shaping of cap (5) has circular shape flange (5a), and the plug bush has adapter sleeve (6) that the cross-section is the Z type on flange (5a), and adapter sleeve (6) are fixed on the up end of bottom plate (1).

3. The walking wheel mechanism of claim 1, wherein the walking wheel mechanism is linked and controlled on the medical equipment, and the walking wheel mechanism comprises: the linkage plate (10) is hinged with the lower pressing shaft (9) in a manner that an annular groove is formed in the outer wall of the upper end of the lower pressing shaft (9), a plurality of jackscrews (23) are connected onto the linkage plate (10) in a threaded mode, and the jackscrews (23) are inserted into the annular groove of the lower pressing shaft (9).

4. The walking wheel mechanism of claim 1, wherein the walking wheel mechanism is linked and controlled on the medical equipment, and the walking wheel mechanism comprises: supporting columns (20) are inserted into the linkage plates (10) and the positioning plates (8) on the two sides of the driving shaft (14), and the upper ends and the lower ends of the supporting columns (20) are fixed on the upper cover plate (12) and the bottom plate (1) respectively.

5. The linkage-controlled walking wheel mechanism on medical equipment and instruments according to claim 4, characterized in that: the lower extreme plug bush of support column (20) has post cover (21), and the both ends of post cover (21) support respectively and lean on bottom plate (1) and locating plate (8), and the plug bush is fixed with stop collar (22) on support column (20) of post cover (21) upside, and the lower terminal surface of stop collar (22) supports and leans on locating plate (8).

6. The walking wheel mechanism of claim 1, wherein the walking wheel mechanism is linked and controlled on the medical equipment, and the walking wheel mechanism comprises: and a plurality of mounting holes (12a) are formed on two sides of the upper end surface of the upper cover plate (12).

7. The walking wheel mechanism of claim 1, wherein the walking wheel mechanism is linked and controlled on the medical equipment, and the walking wheel mechanism comprises: the width of the pressing block (11) is equal to the distance between the side support plates (4); the radius of the circular arc of the lower end surface of the brake shoe (24) is equal to the radius of the road wheel (2).

8. The walking wheel mechanism of claim 1, wherein the walking wheel mechanism is linked and controlled on the medical equipment, and the walking wheel mechanism comprises: the inclined connecting rod (16a) on the pedal (16) presses against the positioning plate (8).

Technical Field

The invention relates to the technical field of medical equipment, in particular to a linkage control walking wheel mechanism on medical equipment.

Background

At present, some medical equipment is heavy in weight and inconvenient to carry manually, and the equipment needs to move, so that casters are often arranged on the bottom surface of the equipment, and the conventional equipment can be provided with universal casters for limiting; the universal caster is a common mechanical hardware fitting, has two gears of a parking gear and a moving gear, and can control the movement and the stop of equipment; however, the conventional universal casters are independent from each other, and the casters (at least two casters) need to be stepped one by one when the caster is turned or stopped; it is inconvenient to use.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides a walking wheel mechanism for linkage control on medical equipment, wherein the walking wheel mechanism can control two casters to move or stop simultaneously, and is applied to equipment to control the use of the equipment during turning or stopping.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a walking wheel mechanism for linkage control on medical equipment comprises a bottom plate, wherein circular insertion holes are formed in two sides of the bottom plate, walking wheels are inserted into the insertion holes, an axle is inserted into the walking wheels, two ends of the axle are inserted and fixed onto side support plates, and the upper ends of the side support plates are fixed on the inner bottom surfaces of caps; the cap is installed on the bottom plate, its characterized in that: the upper end of the cap is inserted with a molded shaft sleeve, the upper end of the shaft sleeve passes through the cap insertion sleeve and is fixed at the two ends of the positioning plate, a lower pressing shaft is inserted in the shaft sleeve, the lower end of the lower pressing shaft is fixed with a pressing block, the pressing block is inserted between the side support plates, and the lower end surface of the pressing block is an arc surface and is fixed with a brake shoe; the upper end of the lower pressing shaft is hinged to two ends of the linkage plate, a driving shaft is fixed in the middle of the linkage plate, and the lower end of the driving shaft penetrates through the positioning plate and is inserted with a horizontal pin shaft;

the front upper part of the bottom plate is provided with a pedal, an inclined connecting rod is formed on the rear end face of the pedal, the inclined connecting rod is distributed on two sides of the driving shaft and is formed with an inclined guide groove, two ends of the pin shaft are inserted into the inclined guide grooves of the inclined connecting rod, the rear end of the inclined connecting rod is hinged on a positioning block through a hinge shaft, the rear end of the positioning block is fixed on a rear cover plate, the rear cover plate is fixed on the rear end faces of the bottom plate and the upper cover plate, and the upper cover plate is sleeved on the outer wall of the cap cover; the locating piece of oblique connecting rod rear side is gone up to peg graft and is had the horizontally locating lever, and the both ends shaping of round pin axle has the counter roll, and the both ends fixedly connected with extension spring of locating lever, the other end of extension spring is fixed on the counter roll.

Preferably, the cap is a rectangular housing, a circular flange is formed at the lower end of the cap, a connecting sleeve with a shaped section is inserted and sleeved on the flange, and the connecting sleeve is fixed on the upper end face of the bottom plate.

Preferably, the linkage plate is hinged with the lower pressing shaft in a manner that an annular groove is formed in the outer wall of the upper end of the lower pressing shaft, a plurality of jackscrews are connected onto the linkage plate in a threaded manner, and the jackscrews are inserted into the annular groove of the lower pressing shaft.

Preferably, the linkage plate and the positioning plate on two sides of the driving shaft are respectively inserted with a supporting column, and the upper end and the lower end of the supporting column are respectively fixed on the upper cover plate and the bottom plate.

Preferably, the lower end of the supporting column is inserted and sleeved with a column sleeve, two ends of the column sleeve respectively abut against the bottom plate and the positioning plate, a limiting sleeve is fixed on the supporting column on the upper side of the column sleeve through the insertion sleeve, and the lower end face of the limiting sleeve abuts against the positioning plate.

Preferably, a plurality of mounting holes are formed in two sides of the upper end face of the upper cover plate.

Preferably, the width of the pressing block is equal to the distance between the side bracket plates; the radius of the arc of the lower end surface of the brake is equal to the radius of the walking wheel.

Preferably, the inclined connecting rod on the pedal presses against the positioning plate.

The invention has the beneficial effects that: the walking wheel mechanism can control the two casters to move or stop simultaneously, and is applied to equipment to control the use aspect of the equipment during turning or stopping.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

3 FIG. 3 3 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 2 3; 3

Fig. 4 is a schematic cross-sectional view at B-B in fig. 2.

In the figure: 1. a base plate; 1a, a jack; 2. a traveling wheel; 3. an axle; 4. a side bracket plate; 5. a cap; 5a, a flange; 6. connecting sleeves; 7. a shaft sleeve; 8. positioning a plate; 9. pressing down the shaft; 10. a linkage plate; 11. briquetting; 12. an upper cover plate; 13. a rear cover plate; 14. a drive shaft; 15. a pin shaft; 15a, a fulcrum; 16. a pedal; 16a, a diagonal connecting rod; 16b, an inclined guide groove; 17. positioning blocks; 18. positioning a rod; 19. a tension spring; 20. a support pillar; 21. a column sleeve; 22. a limiting sleeve; 23. carrying out top thread; 24. brake shoe.

Detailed Description