CN215128841U

CN215128841U - Flat narrow-frame type vehicle-mounted DR motion mechanism

Info

Publication number: CN215128841U
Application number: CN202120868419.4U
Authority: CN
Inventors: 陆春生; 饶玉明; 熊滔浩
Original assignee: Shenzhen Sontu Medical Imaging Equipment Co ltd
Current assignee: Shenzhen Sontu Medical Imaging Equipment Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-12-14
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a flat narrow frame type vehicle-mounted DR motion mechanism, which comprises a ray tube lifting mechanism group, a detector lifting mechanism group and a frame base; the ray bulb tube lifting mechanism group is positioned at one end of the frame base, the detector lifting mechanism group is positioned at the other end of the frame base, and a frame cross beam is arranged on one side of the top of the movement mechanism; ray bulb tube elevating system group and detector elevating system group all include two guide way rails and two cylindricality guide rails of perpendicular to frame base, pulley subassembly and drive assembly, drive assembly is used for driving pulley subassembly and goes up and down to remove. The utility model discloses equipment fixing is compact, and is durable reliable, and convenient the maintenance lets out more car inner spaces simultaneously.

Description

Flat narrow-frame type vehicle-mounted DR motion mechanism

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to on-vehicle DR motion of flat narrow frame formula.

Background

In the environment of the vehicle-mounted digital radiography system, the medical staff and the physical examiners need to be provided with comfortable feeling and good experience. The vehicle-mounted ray equipment is required to be compact in installation, firm, reliable and convenient to maintain. More space in the vehicle is made available as far as possible. The existing mechanism type occupies a large area, or the lifting upright column is close to a square shape, so that the layout and the arrangement are very inconvenient (most of the existing mechanism type are in diagonal layout in the car), and the existing mechanism type is not suitable for being carried by a small and medium-sized physical examination car.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model aims at providing an on-vehicle DR motion of flat narrow frame formula.

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

a flat narrow-frame vehicle-mounted DR motion mechanism comprises a ray bulb tube lifting mechanism group, a detector lifting mechanism group and a frame base; the ray bulb tube lifting mechanism group is positioned at one end of the frame base, the detector lifting mechanism group is positioned at the other end of the frame base, and a frame cross beam is arranged on one side of the top of the movement mechanism; ray bulb tube elevating system group and detector elevating system group all include two guide way rails and two cylindricality guide rails of perpendicular to frame base, pulley subassembly and drive assembly, drive assembly is used for driving pulley subassembly and goes up and down to remove.

Further, the cylindrical guide rail is provided with buffer parts at two ends.

Furthermore, the pulley assembly comprises a sliding plate, rollers are mounted on two sides of the sliding plate, the rollers are embedded in the guide grooves of the guide groove rails, the pulleys are in rolling contact with the inner walls of the guide grooves, two cylindrical guide sleeves are fixed on the back of the sliding plate and sleeved on the cylindrical guide rails, and the cylindrical guide sleeves are connected with the cylindrical guide rails in a sliding mode.

Furthermore, ray bulb tube elevating system group includes the ray bulb tube, the ray bulb tube pass through the bulb connecting piece with slide fixed connection on the pulley subassembly in the ray bulb tube elevating system group, detector elevating system subassembly includes the detector, the detector pass through the detector connecting piece with slide fixed connection on the pulley subassembly in the detector elevating system group.

Furthermore, three rollers are installed on two sides of the sliding plate, the rollers are straight rollers, and the axial directions of the straight rollers are consistent.

Furthermore, three rollers are installed on two sides of the sliding plate, each roller comprises a straight roller and a side roller, the side rollers are located at two ends of one side of the sliding plate, the side rollers are located in the middle of the two straight rollers, and the straight rollers are perpendicular to the axial direction of the shaft pulley.

Furthermore, the driving assembly comprises a top end chain wheel, a heavy chain, a counter balance weight and a driving motor, the top end chain wheel is fixed in the middle of the top end support, and the top of the guide groove rail and the top of the cylindrical guide rail are fixedly connected with the top end support; one end of the heavy chain is connected with the sliding plate, the other end of the heavy chain is connected with the top of the counter balance weight piece, the middle of the heavy chain is hung on the top chain wheel, a rotating wheel is fixed on a rotating shaft of the driving motor, and the rotating wheel is connected with the top chain wheel through a transmission rope.

Furthermore, two transmission guide sleeves are arranged on two sides of the counter balance weight piece, central shafts of the two transmission guide sleeves are coaxial, the transmission guide sleeves are sleeved on the cylindrical guide rails and are in sliding connection with the cylindrical guide rails, and the transmission guide sleeves are located below the guide sleeves.

Furthermore, a driving wheel fixing seat is arranged below the counter balance weight part, one side of the driving wheel fixing seat is provided with a driving wheel, the other side of the driving wheel fixing seat is provided with a reel, one end of a transmission shaft is fixed on a central hole of the driving wheel, and the other end of the transmission shaft penetrates through the driving wheel fixing seat and is fixed on the central hole of the reel; one end of the transmission rope is connected with the bottom of the counter balance weight piece, and the other end of the transmission rope is wound on the winding wheel; the winding wheel is connected with the driving wheel through a conveying belt.

The beneficial effects of the utility model reside in that:

1. the utility model discloses the pulley has reduced motion's occupation of land space as motion's primary structure, under the cooperation of slider, gyro wheel and guide slot track, cylindricality guide rail for motion can be steady rise and undercarriage, and the structure is durable reliable, has improved user's use comfort.

2. The utility model discloses a motor can be located the optional position, installs the motor in saddle bottom easy to maintain.

3. The utility model discloses the slide both sides are provided with straight gyro wheel and side gyro wheel, and straight gyro wheel and guide slot rail one side contact, and the gliding stability of slide is effectively strengthened to side gyro wheel and two other face contacts of guide slot rail

4. The utility model discloses slide one side is through supplementary slider and supplementary guide rail sliding contact, and the opposite side passes through pulley and guide slot rail rolling contact, has increased slide and the direct contact surface of track, has strengthened the slide and has carried out gliding stability from top to bottom.

Drawings

FIG. 1 is a schematic view of a flat narrow frame type vehicle DR motion mechanism of the present invention;

FIG. 2 is a schematic diagram of the overall structure of a flat narrow frame type vehicle-mounted DR motion mechanism of the present invention;

FIG. 3 is a schematic view of the structure of the ray tube elevator mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the slide plate of the present invention;

FIG. 5 is a schematic structural diagram of a second novel embodiment of the present invention;

FIG. 6 is a top view of the carriage assembly of the present invention;

FIG. 7 is a schematic structural view of a pulley assembly and a driving assembly of the present invention;

FIG. 8 is a schematic view of the driving assembly of the present invention;

fig. 9 the utility model discloses install in on-vehicle inside schematic diagram.

Reference numerals: 1. a ray bulb tube lifting mechanism group; 2. a detector lift mechanism group; 3. a frame base; 4. a guide groove rail; 5. a cylindrical guide rail; 6. a slide plate; 11. a ray tube; 111. a light bundling device; 112. a sheave assembly; 113. a straight roller; 114. a side roller; 115. a buffer member; 12. a slider; 13. a drive motor; 14. A counter-balancing weight member; 15. a top sprocket; 16. a heavy chain; 17. an auxiliary guide rail groove; 18. a cylindrical guide sleeve; 19. an auxiliary guide rail; 21. a detector; 22. a transmission guide sleeve; 23. a top end bracket; 25. a transmission belt; 31. A frame cross member.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

DR is known as Digital radio. The intelligent operation mode of unlimited free positioning, automatic tracking and automatic centering can be realized, the labor intensity of medical personnel is reduced, the working efficiency of a hospital is improved, the requirement of daily standing X-ray photography is fully met, the comfort level of a patient with inconvenience in action in the checking process is improved, and the accuracy of diagnosis and routine health physical examination of various diseases is improved. As shown in the figure, after the detector 21 receives X-ray photons emitted by the beam splitter 111 positioned on the ray bulb tube 11, the detector 21 directly transmits digital information into a data line to a computer, and the method has the characteristics of quick imaging, no distortion, low operation cost and the like. The vehicle-mounted digital radiography DR is used for radiography and fluoroscopy of various parts of a human body, and the X-ray bulb tube 11 is one of the core parts of the digital radiography DR, can convert electric energy into X-rays and is an element for generating the X-rays. For the sake of photographing, the X-ray tube 11 may be moved generally longitudinally.

As shown in figure 1, the lifting movement of the ray tube 11 and the detector 21 is realized by an electric control mode, because the heights of patients are different, the up-down position of the detector 21 needs to be adjusted before each shooting, and the up-down position of the ray tube 11 is synchronously lifted and moved along with the adjustment of the detector 21. Therefore the utility model discloses use the travelling comfort according to on-vehicle structure and improvement user provides an on-vehicle DR motion, and concrete scheme is as follows:

as shown in fig. 2, a flat narrow frame type vehicle-mounted DR movement mechanism comprises a ray tube lifting mechanism group 1, a detector lifting mechanism group 2 and a frame base 3; ray bulb tube elevator group 1 is located 3 one ends of frame base, and detector elevator group 2 is located the frame base 3 other end, and ray bulb tube elevator group 1 and detector elevator group 2 all include two guide way rails 4 and two cylindricality guide rails 5, pulley group spare 112 and the drive assembly of perpendicular to frame base 3, and the drive assembly is used for driving pulley group spare 112 to go up and down to remove.

The front end of the ray tube 11 is provided with a beam splitter 111.

Further, the specific structure of the lifting mechanism group 1 of the ray tube 11 is described in detail by the following first embodiment and second embodiment:

example one

The ray tube elevator assembly 1 shown in fig. 3 includes a guide rail and trolley assembly 112 that is perpendicular to the frame base 3. The guide rail comprises two guide groove rails 4 positioned on the outer side and two cylindrical guide rails 5 positioned on the inner side, and buffer parts 115 are arranged at two ends of each cylindrical guide rail 5.

The trolley assembly 112 comprises a sliding plate, the ray bulb 11 is fixedly connected with the sliding plate through a bulb connecting piece, pulleys are mounted on two sides of the sliding plate, the pulleys are embedded in the guide grooves of the guide groove rails 4 and are in rolling contact with the inner walls of the guide grooves, two cylindrical guide sleeves 18 are fixed on the back surface of the sliding plate, the cylindrical guide sleeves 18 are sleeved on the cylindrical guide rails 5, and the cylindrical guide sleeves 18 are in sliding connection with the cylindrical guide rails 5.

The first preferred scheme of the first embodiment is as follows: as shown in fig. 3, three rollers are mounted on both sides of the sliding plate, the three rollers are all straight rollers 113, and the axial directions of the straight rollers 113 are the same.

The second preferred scheme of the first embodiment is as follows: as shown in fig. 4, three rollers are mounted on both sides of the skateboard, two of the rollers are straight rollers 113, two of the straight rollers 113 are located at both ends, one of the pulleys is a side roller 114 and located at the middle position of the two straight rollers 113, and the axial direction of the side roller 114 is perpendicular to the axial direction of the straight rollers 113.

As a preferred embodiment of the first embodiment: the cylindrical guide 5 may be a square guide and the cylindrical guide 18 may be a square guide.

The fourth preferred embodiment of the first embodiment: the cylindrical guide 5 may be a cylindrical guide and the cylindrical guide 18 may be a cylindrical guide.

Example two

As shown in fig. 5 and 6, the structure in embodiment 2 is the same as that in embodiment 1, except that: an auxiliary guide rail 19 is added on the outer side of one side guide rail 4 in the first embodiment, an auxiliary sliding block 12 is added on the inner wall of one side of the extended sliding plate in the first embodiment, the auxiliary sliding block 12 is nested on the auxiliary guide rail, and the auxiliary sliding block 12 is in sliding contact with the auxiliary guide rail.

Further, the tube 11 elevator mechanism set 1 further includes a driving assembly for driving the tube 11 to move up and down, and the specific structure of the driving assembly is explained in detail by the following third and fourth embodiments:

EXAMPLE III

As shown in fig. 7, the driving assembly includes a counter balance weight 14, a top end bracket is disposed at the top end of the ray tube lifting mechanism set 1, the top end bracket is connected with the top of the guide groove rail 4 and the cylindrical guide rail 5, and a top end chain wheel 15 is disposed in the middle of the top end bracket 23. The driving assembly further comprises a heavy chain 16, one end of the heavy chain 16 is connected with the sliding plate 6, the other end of the heavy chain 16 is connected with the top of the counter balance weight 14, and the middle of the heavy chain 16 is hung on the top-end chain wheel 15. A driving wheel fixing seat is arranged below the counter balance weight part 14, a driving wheel is arranged on one side of the driving wheel fixing seat, a rolling wheel is arranged on the other side of the driving wheel fixing seat, one end of a transmission shaft is fixed on a center hole of the driving wheel, and the other end of the transmission shaft penetrates through the driving wheel fixing seat and is fixed on the center hole of the rolling wheel. One end of the transmission rope is connected with the bottom of the counter balance weight part 14, and the other end of the transmission rope is wound on the winding wheel. A rotating wheel is fixed on a rotating shaft of the driving motor 24, the rotating wheel is connected with a driving wheel through a driving belt 25, one end of the driving belt 25 is sleeved on the rotating wheel, and the other end of the driving belt is sleeved on the driving wheel. The driving motor 13 is arranged below the frame base 3 and can be hidden in the vehicle bottom plate for convenient maintenance. The driving motor 13 is provided with a self-locking device, and can realize locking at any position.

Two transmission guide sleeves 22 are arranged on two sides of the counter balance weight part 14, the central shafts of the two transmission guide sleeves 22 are coaxial, the transmission guide sleeves 22 are sleeved on the cylindrical guide rail 5, and the transmission guide sleeves 22 are connected with the cylindrical guide rail in a sliding mode. The transmission guide sleeve 22 is positioned below the cylindrical guide sleeve 18.

As a preferred embodiment of the first embodiment: the heavy chain 16 may be a wire rope.

Example four

As shown in fig. 8, the structure of embodiment 2 is the same as that of embodiment 1, except that: the driving motor 13 is located below the counter balance weight 14 and fixed at the bottom of the ray tube elevator mechanism set 1, one end of the transmission rope is connected with the bottom of the counter balance weight, and the other end of the transmission rope is directly wound on the rotating wheel of the driving motor 13.

Further, the embodiment of the detector lifting mechanism group 2 is specifically as follows:

the detector lifting mechanism group 2 comprises a detector 21, and the detector 21 is fixedly connected with the sliding plate through a detector connecting piece. The detector elevator group 2 corresponds to the embodiment of the tube elevator group 1.

Furthermore, as shown in fig. 9, the ray tube lifting mechanism group 1 and the detector lifting mechanism group 2 are tightly attached to the inner wall of the vehicle, so that more space in the vehicle can be saved.

Further, as shown in fig. 7 and 8, according to the fixed pulley principle, the gravity of the ray tube 11 and the trolley assembly 112 thereof, and the gravity of the detector 21 and the trolley assembly 112 thereof are equal to the pulling force of the driving motor 13, the driving motor 13 can drive the ray tube to ascend and descend relatively easily, and the driving motor 13 can be installed at any position. The driving motor 13 is provided with a self-locking device, and can realize locking at any position.

Further, as shown in fig. 7, a frame beam 31 is disposed on one side of the top of the flat narrow frame type vehicle-mounted DR movement mechanism, one end of the frame beam 31 is fixed on one side of the top bracket of the ray tube lifting mechanism group 1, and the other end is fixed on one side of the top bracket of the detector lifting mechanism group 2.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A flat narrow-frame vehicle-mounted DR motion mechanism is characterized in that the motion mechanism comprises a ray tube lifting mechanism group (1), a detector lifting mechanism group (2) and a frame base (3); the ray bulb tube lifting mechanism group (1) is positioned at one end of the frame base (3), and the detector lifting mechanism group (2) is positioned at the other end of the frame base (3); ray bulb tube elevating system group (1) and detector elevating system group (2) all include two guide way rails (4) and two cylindricality guide rail (5), pulley subassembly (112) and the drive assembly of perpendicular to frame base (3), drive assembly is used for driving pulley subassembly (112) and goes up and down to move.

2. The flat narrow frame vehicle DR motion mechanism of claim 1, wherein said cylindrical guide rail (5) is provided with bumpers (115) at both ends.

3. The flat narrow-frame vehicle-mounted DR motion mechanism according to claim 1, wherein said trolley assembly (112) comprises a sliding plate (6), rollers are mounted on both sides of said sliding plate (6), said rollers are embedded in the guide grooves of said guide groove rail (4), said rollers are in rolling contact with the inner wall of said guide grooves, two cylindrical guide sleeves (18) are fixed on the back of said sliding plate (6), said cylindrical guide sleeves (18) are sleeved on the cylindrical guide rail (5), and said cylindrical guide sleeves (18) are slidably connected with said cylindrical guide rail (5).

4. The flat narrow-frame vehicle-mounted DR motion mechanism of claim 3, wherein said ray tube elevator mechanism set (1) comprises a ray tube (11), said ray tube (11) is fixedly connected with a sliding plate (6) on a trolley assembly (112) in said ray tube elevator mechanism set through a tube connector, said detector elevator mechanism set (2) comprises a detector (21), and said detector (21) is fixedly connected with a sliding plate (6) on a trolley assembly (112) in said detector elevator mechanism set (2) through a detector connector.

5. The flat narrow-frame vehicle DR motion mechanism of claim 3, wherein said sliding plate (6) is mounted with a plurality of rollers on both sides, said rollers are straight rollers (113), and the axial directions of said straight rollers (113) are consistent.

6. The flat narrow-frame vehicle DR motion mechanism of claim 3, wherein said sliding plate (6) is equipped with three rollers on both sides, said rollers comprise a straight roller (113) and a side roller (114), said side roller (114) is located on both ends of one side of said sliding plate (6), said side roller (114) is located in the middle of two said straight rollers (113), and said straight roller (113) is perpendicular to the axial direction of side roller (114).

7. The flat narrow-frame vehicle DR motion mechanism of claim 1, wherein said driving assembly comprises a top chain wheel (15), a heavy chain (16) and a counter balance weight (14) and a driving motor (13), said top chain wheel (15) is fixed in the middle of a top bracket (23), said top of said guide way rail (4) and said top of said cylindrical guide way (5) are fixedly connected with said top bracket (23); heavy chain (16) one end is connected with slide (6), and the other end is connected with anti-balance weight piece (14) top, heavy chain (16) middle part is hung on top sprocket (15), be fixed with the rotating wheel in the axis of rotation of driving motor (13), the rotating wheel pass through the driving rope with top sprocket (15) are connected.

8. The flat narrow-frame vehicle-mounted DR motion mechanism of claim 7, wherein said counter balance weight (14) has two transmission guide sleeves (22) disposed on both sides, the central axes of said two transmission guide sleeves (22) are coaxial, said transmission guide sleeves (22) are sleeved on said cylindrical guide rail (5), said transmission guide sleeves (22) are slidably connected with said cylindrical guide rail (5), and said transmission guide sleeves (22) are located below the guide sleeves.

9. The flat narrow-frame vehicle-mounted DR motion mechanism of claim 7, wherein a driving wheel holder is provided under the counter balance weight (14), said driving wheel holder having a driving wheel on one side and a reel on the other side, one end of the driving shaft is fixed on the driving wheel center hole, and the other end of the driving shaft passes through the driving wheel holder and is fixed on the reel center hole; one end of the transmission rope is connected with the bottom of the counter balance weight piece (14), and the other end of the transmission rope is wound on the winding wheel; the winding wheel is connected with the driving wheel through a driving belt (25).