阅读说明：本技术 一种用于医疗设备水平移动机构的杠杆式制动装置 (Lever type braking device for horizontal moving mechanism of medical equipment ) 是由 李颂超 于 2020-07-24 设计创作，主要内容包括：本发明公开了一种用于医疗设备水平移动机构的杠杆式制动装置,移动座的底部固定有立柱；横梁单元的前后侧壁靠近的端面上分别成型有左右方向设置的左右移动导轨；一对左右移动导轨靠近的端面上分别成型有水平驱动齿条；移动座内成型有矩形槽状的驱动槽；水平驱动齿条位于驱动槽内；驱动槽内竖直升降设置有左驱动板和右驱动板；左驱动板的上端旋转设置有圆柱状的旋转驱动柱；旋转驱动柱的前后两端分别固定有驱动齿轮；右驱动板的前后端面上端分别固定有限位齿轮；驱动槽的底部设置有升降驱动单元；升降驱动单元用于驱动左驱动板和右驱动板升降；左驱动板和右驱动板上下错开。(The invention discloses a lever type brake device for a horizontal moving mechanism of medical equipment, wherein an upright post is fixed at the bottom of a moving seat; left and right moving guide rails arranged in the left and right directions are respectively formed on the end surfaces close to the front and rear side walls of the cross beam unit; horizontal driving racks are respectively formed on the end surfaces close to the left and right moving guide rails; a driving groove in a rectangular groove shape is formed in the movable seat; the horizontal driving rack is positioned in the driving groove; a left driving plate and a right driving plate are vertically arranged in the driving groove in a lifting manner; the upper end of the left driving plate is rotatably provided with a cylindrical rotary driving column; the front end and the rear end of the rotary driving column are respectively fixed with a driving gear; limiting gears are respectively fixed at the upper ends of the front end face and the rear end face of the right driving plate; the bottom of the driving groove is provided with a lifting driving unit; the lifting driving unit is used for driving the left driving plate and the right driving plate to lift; the left driving plate and the right driving plate are staggered up and down.)

1. A lever type brake device for a horizontal movement mechanism of a medical apparatus, characterized in that: comprises a rectangular frame-shaped beam unit (10); a rectangular moving seat (20) is arranged in the beam unit (10) in a left-right moving manner; an upright post (30) is fixed at the bottom of the movable seat (20); left and right moving guide rails (13) arranged in the left and right directions are respectively formed on the end surfaces close to the front and rear side walls of the beam unit (10); horizontal driving racks (14) are respectively formed on the end surfaces close to the pair of left and right moving guide rails (13); the moving seat (20) is arranged on the pair of left-right moving guide rails (13) in a left-right moving way; a driving groove (200) in a rectangular groove shape is formed in the movable seat (20); the horizontal driving rack (14) is positioned in the driving groove (200); a left driving plate (24) and a right driving plate (27) are vertically arranged in the driving groove (200) in a lifting way; a cylindrical rotary driving column (25) is rotatably arranged at the upper end of the left driving plate (24); a driving gear (252) is respectively fixed at the front end and the rear end of the rotary driving column (25); limiting gears (271) are respectively fixed at the upper ends of the front end surface and the rear end surface of the right driving plate (27); the bottom of the driving groove (200) is provided with a lifting driving unit; the lifting driving unit is used for driving the left driving plate (24) and the right driving plate (27) to lift; the left driving plate (24) and the right driving plate (27) are staggered up and down; when the left driving plate (24) is at the lowest end, the right driving plate (27) is at the highest end, the driving gear (252) is at the lowest end and is meshed with the horizontal driving rack (14) at the corresponding side, and the limiting gear (271) is at the highest end and is separated from the horizontal driving rack (14) at the corresponding side; when the left driving plate (24) is at the uppermost end, the right driving plate (27) is at the lowermost end, the driving gear (252) is at the uppermost end and is separated from the horizontal driving rack (14) at the corresponding side, and the limiting gear (271) is at the lowermost end and is meshed with the horizontal driving rack (14) at the corresponding side.

2. A lever type brake apparatus for a horizontal movement mechanism of a medical equipment as claimed in claim 1, wherein: two groups of vertical guide groups which are symmetrical left and right are formed on the bottom surface of the driving groove (200); the vertical guide group comprises a plurality of vertical guide rods (202) which are uniformly distributed front and back; the left driving plate (24) and the right driving plate (27) are respectively vertically sleeved on the pair of vertical guide groups; the lifting driving unit comprises a left moving block (23), a right moving block (23) and a pair of swing rods (26); the left and right moving blocks (23) are arranged on the bottom surface of the driving groove (200) in a left-right moving mode; limiting inserted rods (231) are respectively formed on the left end surface and the right end surface of the left moving block (23) and the right moving block (23); swing central columns (261) are respectively formed in the centers of the end surfaces, far away from the swing rods (26); a pair of swing center posts (261) are respectively and rotatably arranged on the front and rear side walls of the driving groove (200); a cylindrical left moving column (243) is respectively formed at the lower parts of the left end surface and the right end surface of the left driving plate (24); the lower parts of the left and right end surfaces of the right driving plate (27) are respectively provided with a cylindrical right moving column; the diameters of the left moving column (243) and the right moving column are the same; the left end and the right end of the swing central column (261) are respectively provided with a moving groove (2600) matched with the left moving column (243) and the right moving column; the left moving column (243) and the right moving column are arranged in the moving groove (2600) on the corresponding sides in a sliding mode; the end surfaces of the pair of swinging central columns (261) close to each other are respectively provided with a long-hole-shaped inner moving groove (260); a plurality of upper vertical guide rods (233) which are uniformly distributed front and back are formed on the upper end surface of the left and right moving block (23); a cylindrical movable balancing weight (28) is vertically sleeved on the upper vertical guide rod (233); cylindrical counterweight guide rods matched with the inner moving grooves (260) are formed on the front end surface and the rear end surface of the movable counterweight block (28) respectively; a left limit slot (240) matched with the left limit inserted rod (231) is formed in the lower portion of the right end face of the left driving plate (24); and a right limit slot (270) matched with the right limit inserted rod (231) is formed at the lower part of the left end surface of the right driving plate (27).

3. A lever type actuating apparatus for a horizontal movement mechanism of a medical equipment as claimed in claim 2, wherein: an upper stop block (234) is formed at the upper end of the upper vertical guide rod (233).

4. A lever type actuating apparatus for a horizontal movement mechanism of a medical equipment as claimed in claim 2, wherein: a left-right moving groove (201) is formed on the bottom surface of the driving groove (200); a left driving threaded rod (22) and a right driving threaded rod (22) are pivoted between the left side wall and the right side wall of the left-right moving groove (201); a left and right driving motor (21) is fixed on the right side wall of the left and right moving groove (201); the right end of the left and right driving threaded rod (22) is fixedly connected with an output shaft of a left and right driving motor (21); a left driving plate and a right driving plate (232) are formed on the bottom surface of the left moving block and the right moving block (23); the left and right driving plates (232) are arranged in the left and right moving grooves (201) in a left and right moving mode and are in threaded connection with the left and right driving threaded rods (22).

5. A lever type brake apparatus for a horizontal movement mechanism of a medical equipment as claimed in claim 1, wherein: a rotary driving groove (2400) is formed in the center of the upper end face of the left driving plate (24); a rotary driving motor (241) is fixed on the lower part of the rear side wall of the rotary driving groove (2400); a driving gear (242) is fixed at the front end of the output shaft of the rotary driving motor (241); a driven gear (251) is fixed at the center of the rotary driving column (25); the driven gear (251) is meshed with the driving gear (242).

6. A lever type brake apparatus for a horizontal movement mechanism of a medical equipment as claimed in claim 1, wherein: the upper end and the lower end of the left-right moving guide rail (13) are formed into sharp corners.

Technical Field

The invention relates to the technical field of medical equipment, in particular to a lever type brake device for a horizontal moving mechanism of the medical equipment.

Background

The horizontal moving mechanism is widely applied to various mechanical devices and used for realizing a set motion track. In practical applications, the braking device generally adopts a mode of locking a motor or braking and locking the motor or the mechanical structure, but the braking structure locking the motor or the mechanical structure has the problems of complex structure and large volume.

Disclosure of Invention

The invention aims to solve the technical problem that a braking structure of a horizontal moving mechanism is complex, and provides a lever type braking device for the horizontal moving mechanism of medical equipment.

The technical scheme for solving the technical problems is as follows: a lever type brake device for a horizontal movement mechanism of a medical apparatus includes a beam unit in a rectangular frame shape; the beam unit is formed by connecting a pair of front and rear baffles which are symmetrically arranged in front and rear and a pair of left and right baffles which are symmetrically arranged in left and right; a rectangular moving seat is arranged in the beam unit in a left-right moving manner; the bottom of the movable seat is fixed with an upright post; left and right moving guide rails arranged in the left and right directions are respectively formed on the end surfaces close to the front and rear side walls of the cross beam unit; horizontal driving racks are respectively formed on the end surfaces close to the left and right moving guide rails; the movable seat is arranged on the pair of left and right movable guide rails in a left-right movement mode; a driving groove in a rectangular groove shape is formed in the movable seat; the horizontal driving rack is positioned in the driving groove; a left driving plate and a right driving plate are vertically arranged in the driving groove in a lifting manner; the upper end of the left driving plate is rotatably provided with a cylindrical rotary driving column; the front end and the rear end of the rotary driving column are respectively fixed with a driving gear; limiting gears are respectively fixed at the upper ends of the front end face and the rear end face of the right driving plate; the bottom of the driving groove is provided with a lifting driving unit; the lifting driving unit is used for driving the left driving plate and the right driving plate to lift; the left driving plate and the right driving plate are staggered up and down; when the left driving plate is positioned at the lowermost end, the right driving plate is positioned at the uppermost end, the driving gear is positioned at the lowermost end and is meshed with the horizontal driving rack at the corresponding side, and the limiting gear is positioned at the uppermost end and is separated from the horizontal driving rack at the corresponding side; when the left driving plate is at the uppermost end, the right driving plate is at the lowermost end, the driving gear is at the uppermost end and is separated from the horizontal driving rack of the corresponding side, and the limiting gear is at the lowermost end and is meshed with the horizontal driving rack of the corresponding side.

Preferably, two groups of vertical guide groups which are bilaterally symmetrical are formed on the bottom surface of the driving groove; the vertical guide group comprises a plurality of vertical guide rods which are uniformly distributed front and back; the left driving plate and the right driving plate are respectively vertically sleeved on the pair of vertical guide groups; the lifting driving unit comprises a left moving block, a right moving block and a pair of swing rods; the left and right moving blocks move left and right and are arranged on the bottom surface of the driving groove; limiting inserted rods are respectively formed on the left end surface and the right end surface of the left moving block and the right moving block; swing central columns are respectively formed in the centers of the end surfaces far away from the swing rods; the pair of swing central columns are respectively and rotatably arranged on the front side wall and the rear side wall of the driving groove; the lower parts of the left and right end surfaces of the left driving plate are respectively provided with a cylindrical left moving column; the lower parts of the left and right end surfaces of the right driving plate are respectively provided with a cylindrical right moving column; the diameters of the left moving column and the right moving column are the same; the left end and the right end of the swing central column are respectively provided with a moving groove matched with the left moving column and the right moving column; the left moving column and the right moving column are arranged in the moving grooves on the corresponding sides in a sliding manner; the end surfaces of the pair of swing central columns close to each other are respectively provided with a long-hole-shaped inner moving groove; a plurality of upper vertical guide rods which are uniformly distributed front and back are formed on the upper end surfaces of the left and right moving blocks; a cylindrical movable balancing weight is vertically sleeved on the upper vertical guide rod; cylindrical counterweight guide rods matched with the inner moving grooves are formed on the front end surface and the rear end surface of the movable counterweight block respectively; a left limiting slot matched with the limiting inserted rod on the left side is formed in the lower portion of the right end face of the left driving plate; and a right limiting slot matched with the limiting inserted rod on the right side is formed in the lower part of the left end face of the right driving plate.

Preferably, the upper end of the upper vertical guide rod is formed with an upper stop block.

Preferably, a left-right moving groove is formed on the bottom surface of the driving groove; a left driving threaded rod and a right driving threaded rod are pivoted between the left side wall and the right side wall of the left moving groove and the right moving groove; a left driving motor and a right driving motor are fixed on the right side wall of the left and right moving groove; the right end of the left and right driving threaded rod is fixedly connected with an output shaft of a left and right driving motor; a left driving plate and a right driving plate are formed on the bottom surfaces of the left moving block and the right moving block; the left and right driving plates are arranged in the left and right moving grooves in a left and right moving mode and are in threaded connection with the left and right driving threaded rods.

Preferably, a rotary driving groove is formed in the center of the upper end face of the left driving plate; a rotary driving motor is fixed at the lower part of the rear side wall of the rotary driving groove; a driving gear is fixed at the front end of an output shaft of the rotary driving motor; a driven gear is fixed at the center of the rotary driving column; the driven gear is meshed with the driving gear.

Preferably, the upper and lower ends of the left-right moving guide rail are formed to be sharp corners.

The invention has the beneficial effects that: simple structure, convenient left and right movement and accurate and stable brake position.

Drawings

FIG. 1 is a schematic structural view of a cross section of the present invention;

FIG. 2 is a schematic structural view of the cross section A-A of FIG. 1 according to the present invention;

fig. 3 is a partially enlarged structural view of B in fig. 1 according to the present invention.

In the figure, 10, a beam unit; 11. front and rear baffles; 12. a left baffle and a right baffle; 13. moving the guide rail left and right; 14. a horizontal drive rack; 20. a movable seat; 200. a drive slot; 201. a groove is moved left and right; 202. a vertical guide bar; 21. a left and right driving motor; 22. driving the threaded rod left and right; 23. a left moving block and a right moving block; 231. a limiting inserted rod; 232. left and right drive plates; 233. an upper vertical guide rod; 234. an upper stop block; 24. a left drive plate; 240. a left limit slot; 2400. a rotation driving groove; 241. a rotary drive motor; 242. a driving gear; 25. a rotation driving column; 251. a driven gear; 252. a drive gear; 26. a swing rod; 260. an inner moving groove; 2600. a moving groove; 261. a swinging center post; 27. a right drive plate; 270. a right limit slot; 271. a limit gear; 28. moving the balancing weight; 30. and (4) a column.

Detailed Description

As shown in fig. 1 to 3, a lever type brake apparatus for a horizontal movement mechanism of a medical device includes a beam unit 10 in a rectangular frame shape; the beam unit 10 is formed by connecting a pair of front and rear baffles 11 which are symmetrically arranged in front and rear and a pair of left and right baffles 12 which are symmetrically arranged in left and right; a rectangular moving seat 20 is arranged in the beam unit 10 in a left-right moving manner; the bottom of the movable seat 20 is fixed with a vertical column 30; left and right moving guide rails 13 arranged in the left and right directions are respectively formed on the end surfaces close to the front and rear side walls of the beam unit 10; horizontal driving racks 14 are respectively formed on the end surfaces close to the pair of left and right moving guide rails 13; the moving seat 20 is arranged on the pair of left and right moving guide rails 13 in a left and right movement way; a driving groove 200 in a rectangular groove shape is formed in the moving seat 20; the horizontal driving rack 14 is positioned in the driving groove 200; a left driving plate 24 and a right driving plate 27 are vertically arranged in the driving groove 200 in a lifting manner; a cylindrical rotary driving column 25 is rotatably provided at the upper end of the left driving plate 24; a driving gear 252 is fixed to the front and rear ends of the rotary driving column 25; the upper ends of the front end surface and the rear end surface of the right driving plate 27 are respectively fixed with a limit gear 271; the bottom of the driving groove 200 is provided with a lifting driving unit; the lifting driving unit is used for driving the left driving plate 24 and the right driving plate 27 to lift; the left driving plate 24 and the right driving plate 27 are staggered up and down; when the left drive plate 24 is at the lowermost end, the right drive plate 27 is at the uppermost end, the drive gear 252 is at the lowermost end and is engaged with the horizontal drive rack 14 of the corresponding side, and the limit gear 271 is at the uppermost end and is disengaged from the horizontal drive rack 14 of the corresponding side; when the left drive plate 24 is uppermost, the right drive plate 27 is lowermost, the drive gear 252 is uppermost and disengaged from the respective side horizontal drive rack 14, and the limit gear 271 is lowermost and engaged with the respective side horizontal drive rack 14.

As shown in fig. 1 to 3, two sets of vertical guide sets are formed on the bottom surface of the driving groove 200; the vertical guide group comprises a plurality of vertical guide rods 202 which are uniformly distributed front and back; the left driving plate 24 and the right driving plate 27 are respectively vertically sleeved on the pair of vertical guide groups; the lifting driving unit comprises a left moving block 23, a right moving block 23 and a pair of swing rods 26; the left and right moving blocks 23 are arranged on the bottom surface of the driving groove 200 in a left-right moving manner; the left and right end surfaces of the left and right moving blocks 23 are respectively formed with a limit inserted rod 231; swing center posts 261 are respectively formed in the centers of the end surfaces of the pair of swing rods 26 far away from each other; a pair of swing center posts 261 are rotatably provided on front and rear sidewalls of the driving groove 200, respectively; a cylindrical left moving column 243 is formed at the lower part of the left and right end faces of the left driving plate 24; the lower parts of the left and right end surfaces of the right driving plate 27 are respectively formed with a cylindrical right moving column; the left and right moving pillars 243 and 243 have the same diameter; the left and right ends of the swing central column 261 are respectively provided with a moving groove 2600 matched with the left moving column 243 and the right moving column; the left moving column 243 and the right moving column are arranged in the moving groove 2600 on the corresponding sides in a sliding manner; elongated inner moving grooves 260 are respectively formed on the end surfaces of the pair of swing center posts 261 adjacent to each other; a plurality of upper vertical guide rods 233 which are uniformly distributed front and back are formed on the upper end surface of the left and right moving block 23; a cylindrical movable balancing weight 28 is vertically sleeved on the upper vertical guide rod 233; cylindrical counterweight guide rods matched with the inner moving grooves 260 are respectively formed on the front end surface and the rear end surface of the movable counterweight block 28; a left limit slot 240 matched with the left limit insert rod 231 is formed at the lower part of the right end face of the left driving plate 24; the lower part of the left end surface of the right driving plate 27 is formed with a right limit slot 270 which is matched with the right limit inserted rod 231.

As shown in fig. 1 and 3, an upper stop block 234 is formed at an upper end of the upper vertical guide 233.

As shown in fig. 1 and 3, a left-right moving groove 201 is formed on the bottom surface of the driving groove 200; a left and right driving threaded rod 22 is pivoted between the left and right side walls of the left and right moving groove 201; a left and right driving motor 21 is fixed on the right side wall of the left and right moving groove 201; the right end of the left and right driving threaded rod 22 is fixedly connected with an output shaft of the left and right driving motor 21; a left and a right driving plates 232 are formed on the bottom surface of the left and the right moving block 23; the left and right driving plates 232 are disposed in the left and right movement grooves 201 and screwed to the left and right driving threaded rods 22.

As shown in fig. 1 and 2, a rotary driving groove 2400 is formed in the center of the upper end surface of the left driving plate 24; a rotary driving motor 241 is fixed on the lower portion of the rear side wall of the rotary driving groove 2400; a drive gear 242 is fixed to the front end of the output shaft of the rotation drive motor 241; a driven gear 251 is fixed at the center of the rotary driving column 25; the driven gear 251 is engaged with the driving gear 242.

As shown in fig. 2, upper and lower ends of the left-right moving guide 13 are formed in a sharp angle.

The working principle of a lever type braking device for the horizontal moving mechanism;

in normal operation, as shown in fig. 1 to 3, the left driving plate 24 is at the lowermost end, the right driving plate 27 is at the uppermost end, the driving gear 252 is at the lowermost end and is engaged with the horizontal driving rack 14 at the corresponding side, and the limiting gear 271 is at the uppermost end and is disengaged from the horizontal driving rack 14 at the corresponding side; the left and right moving block 23 is positioned at the leftmost end, the limit insert rod 231 at the left side is inserted into the left limit insert slot 240, and at the moment, when the left and right moving is performed, the rotation driving column 25 only needs to be rotated;

during braking, the rotary driving column 25 stops rotating, then the left and right moving blocks 23 are positioned at the leftmost end and move rightwards, so that the left driving plate 24 rises, the right driving plate 27 descends until the left driving plate 24 is positioned at the uppermost end and the rightmost end of the right driving plate 27, then the left and right moving blocks 23 continue moving rightwards until reaching the rightmost end, so that the limiting inserted rod 231 on the right side is inserted into the right limiting slot 270, at the moment, the driving gear 252 is separated from the horizontal driving rack 14 on the corresponding side, and the limiting gear 271 is meshed with the horizontal driving rack 14 on the corresponding side, so that the braking positions of the moving unit 20 and the upright column 30 are accurate.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.