CN2375055Y

CN2375055Y - X-ray tube joint and image receiver flexible synchronizer

Info

Publication number: CN2375055Y
Application number: CN 99208749
Authority: CN
Inventors: 吕荩和; 杜国生
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-04-08
Filing date: 1999-04-08
Publication date: 2000-04-19
Anticipated expiration: 2009-04-08

Abstract

The utility model relates to an x-ray tube joint and image receiver flexible synchronizer which comprises an x-ray tube joint, an image receiver, a motor and a driving device. The utility model is characterized in that the x-ray tube joint and image receiver flexible synchronizer also comprises two racks on which tackle racks for supporting the x-ray tube joint and the image receiver are respectively arranged. The tackle racks can move up and down, and are mutually connected through a pulley block and a flexible bearing rope. One end of the flexible bearing rope is connected with a counterweight. The other end of the flexible bearing rope is connected with the racks or the tackle racks. The motor is connected with the counterweight through the driving device. The utility model has no middle column. Patients can pass through the utility model which can be used for a ground x-ray machine or a vehicle carried x-ray machine. The utility model has the advantages of light weight, simple structure, reliable operation, easy maintenance, etc.

Description

The flexible synchronizer of a kind of X spool head and picture receiver

The utility model relates to X line fluoroscopic machine technical field, the flexible synchronizer of specifically a kind of X spool head and picture receiver.

The medical X-ray fluoroscopic machine is mainly used to carry out the conventional perspective of chest, in order to support X spool head and image recipient (as image intensifier, phosphor screen, magazine or other image display apparatus), existing X line fluoroscopic machine adopts following structure: the horizontal whippletree that "  " shape is installed on a column, X spool head and picture receiver are separately fixed at the two ends of whippletree, by means of the transmission device that is located in the column, this whippletree can move both vertically along column, and the center of the focus of X spool head and picture receiver keeps collimation, synchronous during motion.But,, whippletree and column are produced very big moment of flexure because X spool head and image intensifier are heavier, for assurance equipment can stably be worked, not only require whippletree and column to have enough rigidity, mass also must be set with balance whippletree and loading thereof in column, so equipment is very heavy; The existence of column can not be walked patient, is unsuitable for as vehicle-mounted X line fluoroscopic machine, and is unsuitable for some inspection action.

Vehicle-mounted X line fluoroscopic machine is except should be with existing X line fluoroscopic machine is consistent on the diagnosis performance, also should satisfy following two specific (special) requirements: first, this equipment should be arranged in the middle-size and small-size station wagon below 20, to remain on the handling capacity in complicated locations such as mountain area, arrow path.Therefore fully loaded ability≤1.5 of this class vehicle ton require gross weight of equipment to surpass 420 kilograms, and must place it on the trailing wheel axis, in order to avoid paramedic's sum when influencing the running center of gravity of vehicle and limiting out inspection.Second, the space, compartment of middle-size and small-size station wagon is limited, guaranteeing have under the prerequisite of good x-ray radiation guard plot, this equipment should be realized full car pass-through mode layout, be that patient gets on the bus from the back door, in the past student's car after inspection, on the contrary perhaps so as orderly, check and login work expeditiously.If existing X line fluoroscopic machine is placed on the trailing wheel axis of vehicle, then, can not satisfy above requirement because the whippletree structure hinders walking of patient and equipment heavy.

The purpose of this utility model is to provide a kind of X spool head and picture receiver synchronizer, and its X spool head and picture receiver can be synchronized with the movement, and do not hinder patient to walk, and the gross weight of equipment amount is lighter.

The purpose of this utility model realizes by designing the flexible synchronizer of a kind of X spool head and picture receiver, specifically comprise X spool head, picture receiver, motor and transmission device, it is characterized in that: also comprise two frames staggered relatively, be respectively equipped with the apparatus for suspension that is used to support X spool head and picture receiver and can moves up and down along guide rail on two frames, be connected to each other by two flexible head-ropes that support by assembly pulley between two apparatuss for suspension, one end of two head-ropes all is connected with a counterweight, its other end is connected with two frames or two apparatuss for suspension respectively, being used to spur the motor that head-rope drives apparatus for suspension is connected with counterweight by transmission device, its course of work is: motor spurs counterweight by transmission device, counterweight pulling head-rope, head-rope drives on the apparatus for suspension, following motion.Said assembly pulley can be made up of with three fixed pulleys that are installed in another upper rack a fixed pulley that is installed in a upper rack, and an end of a head-rope is fixed on the apparatus for suspension, and its other end links to each other with counterweight through two fixed pulleys; One end of another root head-rope is fixed on another apparatus for suspension, and its other end links to each other with counterweight through other two fixed pulleys, and the top of two frames is provided with the reinforced pipe that passes for head-rope.Said assembly pulley also can and be installed in three fixed pulleys of another upper rack and be installed in two movable pulleys on the apparatus for suspension respectively by a fixed pulley that is installed in a upper rack to be formed, one end of a head-rope is fixed on the top of a frame, and its other end links to each other with counterweight through movable pulley, two fixed pulleys; One end of another root head-rope is fixed on the top of another frame, and its other end links to each other with counterweight through another movable pulley, other two fixed pulleys, and the top of two frames is provided with the reinforced pipe that passes for head-rope.Movable pulley in a kind of embodiment in back on said two apparatuss for suspension can be a big movable pulley, also can be two little movable pulleys.

The utility model has realized that by assembly pulley and head-rope the flexibility of X spool head and picture receiver is synchronized with the movement, there is not middle standing pillar, do not hinder patient to walk, the gross weight of equipment amount is light, can be used for ground fixed X line fluoroscopic machine, also can be used as vehicle-mounted X line fluoroscopic machine, also have simple in structure, reliable operation simultaneously, for ease of maintenaince wait advantage.

The utility model has following accompanying drawing:

The flexible synchronizer front elevational schematic of Fig. 1

The flexible synchronizer schematic top plan view of Fig. 2

The positive cross-sectional schematic of the flexible synchronizer frame of Fig. 3

Fig. 4 track roller schematic diagram

Fig. 5 movable pulley schematic diagram

Fig. 6 rack-and-pinion schematic diagram

Fig. 7 sprocket wheel chain schematic diagram

Below in conjunction with accompanying drawing the utility model is described in detail.

Fig. 1 is the utility model front elevational schematic, comprises two frames that are oppositely arranged 1,2, its height can design by prior art, also can be chosen as with the height of wagon of general middle-size and small-size station wagon approaching, to be used for vehicle-mounted X line fluoroscopic machine.Distance between the frame 1,2 can be adjusted according to different needs.Frame 1,2 can be designed as tower structure, for example can adopt angle steel to make frame, with weight reduction, and is convenient to the installation and the maintenance of intraware.The both sides of frame are provided with the lead protection panel, and its relative two sides then adopts the material that is suitable for the X line to see through to make panel.One side that patient waits to see the doctor between the frame is provided with the lead protection door curtain, one side the protective door that is provided with the band lead glass of working doctor.Be provided with a fixed pulley 11 on the top of frame 1, be provided with three fixed pulleys 12,13,14 (vice versa) on the top of frame 2.These fixed pulleys can be located at frame top, for example are located on the side of frame top framework, and wherein fixed pulley 12,13 also can be located at the two-port of reinforced pipe 20.Be respectively equipped with the apparatus for

suspension

3,4 that is used to support X spool head 6 and picture receiver 5 and can moves up and down along

guide rail

23,24,25 on two frames, be connected to each other by two flexible head-

ropes

9,10 that support by assembly pulley between two apparatuss for suspension, head-rope can adopt known steel wire rope or other ropes, one end of two head-ropes all is connected with a counterweight 8, its other end is connected with 1,2 or two apparatuss for

suspension

3,4 of two frames respectively, is used to spur the motor 7 that head-

rope

9,10 drives apparatuss for suspension and is connected with counterweight 8 by transmission device.The effect of counterweight 8 is to prevent that transmission device and head-rope from beat taking place at the volley, and in addition, suitable counterweight also can reduce the actuating force of motor 7.When said assembly pulley adopts said structure, one end of head-rope 9 is fixed on the apparatus for suspension 3, its other end links to each other with counterweight 8 through fixed pulley 11,12, one end of another root head-rope 10 is fixed on the apparatus for suspension 4, its other end links to each other with counterweight 8 through fixed pulley 13,14, the top of two frames 1,2 is provided with the reinforced pipe 20 that passes for head-

rope

9,10, and reinforced pipe 20 can adopt square steel tube, and its effect is to make between two frames to keep rigidity.Said assembly pulley also can be by a fixed pulley 11 that is installed in frame 1 top and three fixed pulleys 12 that are installed in another frame 2 tops, 13,14 and be installed in two apparatuss for suspension 3 respectively, movable pulley 18 on 4,19 form, one end of head-rope 9 is fixed on the top of frame 1, its other end is through movable pulley 18, two fixed pulleys 11,12 link to each other with counterweight 8, one end of another root head-rope 10 is fixed on the top of another frame 2, its other end is through movable pulley 19, two fixed pulleys 13,14 link to each other with counterweight 8, and the top of two frames also can be provided with for head-

rope

9,10 reinforced pipes that pass 20.Movable pulley 18,19 in a kind of embodiment in back on said two apparatuss for suspension can be a big movable pulley, also can be two little movable pulleys (referring to Fig. 5).Only adopt the scheme of fixed pulley, rotatable parts are few, and are simple in structure, for ease of maintenaince; Adopt the scheme of fixed pulley and movable pulley combination, can make the weight of counterweight 8 reduce half, help alleviating the total weight of X line fluoroscopic machine.Motor 7 of the present utility model and transmission device thereof can have two kinds of schemes, a kind of scheme is: said motor 7 is installed in the bottom (on for example at the bottom of ground or the compartment) of frame, said transmission device by be fixed on the sprocket wheel 17 (referring to Fig. 7) on the motor shaft 31, fixed pulley 32 and the chain 16 that is fixed on the frame formed, chain 16 passes sprocket wheel 17 and fixed pulley 32, and its two ends are separately fixed at the upper and lower of counterweight 8; Another kind of scheme is: said motor 7 is installed on the counterweight 8, part as counterweight, can alleviate the weight of complete machine, said transmission device is by being fixed on the gear 21 (referring to Fig. 6) on the motor shaft 31 and being fixed on the frame, forming with the tooth bar 22 of gear 21 engagements.Apparatus for

suspension

3,4 of the present utility model can adopt common basket-hanging structure, for example frame-type hanging basket.For good synchronization performance and simple as far as possible structure are arranged, the utility model has provided a kind of turning formula " " apparatus for suspension, its upper surface is used to support X spool head 6 and picture receiver 5, its back then is used to make apparatus for suspension maintenance level, concrete structure is: upper and lower part, both sides, apparatus for suspension back respectively is provided with the suitable roller 26 of a pair of and

guide rail

23,24, the steamboat that roller 26 can adopt rigid material to make also can adopt known bearing;

Guide rail

23,24 is separately fixed on two root posts, 33, the 34 opposed inside faces of frame 1,2 back, and four pair rollers 26 and

guide rail

23 or 24 cooperate can make apparatus for

suspension

3,4 maintenance levels before not turn over; Apparatus for

suspension

3,4 back sides one side (can be the side near fixed pulley, also can be a side relative with fixed pulley) the upper and lower suitable roller 26 (steamboat or bearing) of a pair of and guide rail 25 that respectively is provided with, guide rail 25 is fixed on frame 1,2 back, one

root post

33 or 34 side backward, and two pair rollers 26 and guide rail 25 cooperates can make apparatus for

suspension

3,4 maintenance levels do not turn on one's side (referring to Fig. 4).Apparatus for

suspension

3,4 following respectively is provided with a gas and fastens 15, and its effect is to reduce vibrations, and supports X spool head and picture receiver when head-rope rupture, in order to avoid damage, its thrust can also be offset a part of weighing load.

Fig. 2 is the utility model schematic top plan view, and fixed pulley 11,12,13,14 and reinforced pipe 20 all are arranged on the side frame of frame 1,2 as can be seen from Figure, and guide rail 25 is located on the rear column 33 of the opposite side frame relative with fixed pulley.

Fig. 3 is the positive cross-sectional schematic of flexible synchronizer frame, respectively be provided with a

guide rail

23,24 on two

root posts

33,34 of frame 2 back, four pair rollers 26 on the apparatus for suspension 4 are installed on respectively on the

guide rail

23,24, both can make apparatus for suspension 4 upper and lower motions, and its maintenance level is not before turned over.

Fig. 4 is guide rail, roller schematic diagram, as can be seen from the figure respectively is provided with a

guide rail

23,24 on the medial surface of two

root posts

33,34 of support rear side, upper and lower two pair rollers 26 that respectively are provided with in both sides, apparatus for suspension back, and roller 26 is installed on the

guide rail

23,24; (being 33 among the figure) is provided with a guide rail 25 on the trailing flank of a

root post

33 or 34, the upper and lower pair roller 26 that respectively is provided with of apparatus for suspension back one side, and roller 26 is installed on the guide rail 25.This structure can make two apparatuss for

suspension

3,4 keep stable being synchronized with the movement.

Fig. 5 is the movable pulley schematic diagram, movable pulley can be a large pulley (referring to Fig. 1) that is installed in respectively on the apparatus for

suspension

3,4, also can be two truckles side by side, the advantage of back one scheme is that pulley can be made smaller, take up room with minimizing, distance between two truckles can be regulated, and is convenient to relevant device mounting and arranges.

Fig. 6 is gear, tooth bar schematic diagram, motor 7 is installed on the counterweight 8, part as counterweight, can alleviate the weight of complete machine, gear 21 is fixed on the motor shaft 31, and tooth bar 22 is fixed on the frame, gear 21 and tooth bar 22 engagements, the rotation of motor is become the upper and lower motion of counterweight 8, thereby drive apparatus for

suspension

3,4 be synchronized with the movement (referring to Fig. 1).

Fig. 7 is sprocket wheel, chain schematic diagram, is used for the design at the bottom of motor is installed in ground or compartment.Sprocket wheel 17 is fixed on the motor shaft 31, and fixed pulley 32 is fixed on the frame, and chain 16 passes sprocket wheel 17 and fixed pulley 32, and its two ends are separately fixed at the upper and lower of counterweight 8.Like this, the rotation of motor 7 drives counterweight 8 upper and lower motions by sprocket wheel 17, chain 16, fixed pulley 32, is synchronized with the movement thereby drive apparatus for

suspension

3,4.

Check that for the ease of patient respectively being provided with one in the above scheme above the said apparatus for

suspension

3,4 can left and right mobile bracing frame 35,36, X spool head 6 and picture receiver 5 are installed in respectively on the bracing frame 35,36.On apparatus for

suspension

3,4, can be provided with little guide rail 37, the next trundle 38 that is provided with of bracing frame, trundle 38 is driven by a small machine, thereby realizes the left and right motion (referring to Fig. 1) of X spool head 6 and picture receiver 5.Like this, X spool head of the present utility model and picture receiver both can upper and lowerly move, and can left and rightly move again, and be very easy to use.

Below be a kind of specific embodiments of the present utility model: each is heavy 15 kilograms for apparatus for

suspension

3,4, X spool head and image intensifier weigh 18 kilograms and 23 kilograms respectively, the below of (or in frame 2), close frame 2 one sides is provided with a motor 7 between frame 1,2, motor shaft is connected with a sprocket wheel 17, the fixed pulley 32 that driving chain 16 is walked around sprocket wheel 17 and top thereof couples together the counterweight 8 of one 15 kilogram weights and forms a closed loop, thereby constitutes running part of the present utility model.One end of the head-

rope

9,10 that the multistrand rope of two Φ 2.5～3mm is formed is separately fixed at the top of frame 1,2, its other end order respectively links to each other with counterweight 8 with 13,14 through movable pulley 18,19 and fixed pulley 11,12, constitute supporting part of the present utility model, thereby apparatus for

suspension

3,4 is hung on respectively on the frame 1,2, and keep level each other.Wherein, head-rope can pass snugly from frame (for example in reinforced pipe 20 or from car body top).Running part and supporting part link up by counterweight 8.When motor 7 did not rotate, counterweight 8 transfixions made apparatus for

suspension

3,4 also keep static.When motor 7 rotation, look different direction of rotation, counterweight 8 moves upward or downward, thus drive apparatus for

suspension

3,4 and on X spool head 6 and image intensifier 5 rise synchronously or descend, until arriving required inspection position.In the present embodiment, the thrust of the flexible push rod 15 of aeroembolism is 15 kilograms, just in time offsets the weight of apparatus for

suspension

3,4, and remaining weighing load then comes balance by the weight of balance weight body 8 and the actuating force of motor 7.For example 15 kilograms counterweight 11 can the about 30 kilograms weighing load of balance in this example.Remaining weighing load 23+18-30=11 kilogram is then driven by motor 7.At this moment only require motor to have actuating force less than 6 kilograms.

The vehicle-mounted X line fluoroscopic machine of making according to the utility model has adopted the flexible structure of no whippletree to support X spool head and image intensifier, wherein, the both sides that frame, apparatus for suspension and the X spool head that is supported thereof and image intensifier lay respectively at the compartment, running part concentrates between two frames, near one of them frame one side (or portion) within it, and head-rope passes snugly from car body top, does not therefore hinder the perforation of car body.In the present embodiment, the cross dimension of X line fluoroscopic machine is wide 1.8 meters, high 1.8 meters (cross section that is equivalent to medium station wagon compartment), the focus of X spool head and the centre distance of image intensifier are 0.85 meter, channel width is 0.56 meter, and the optics that has satisfied imaging well requires the requirement passed through with patient.In addition, low weight according to vehicle-mounted X line fluoroscopic machine total weight of the present utility model, be 400 kilograms in this example.During assembling, this equipment is placed on the trailing wheel axis, the axis proparea is doctor's operating room, and the axis back zone is patient's waiting room, Che Nei can place defeated help checkout facility or for the personnel of accompanying other diagnosis section office take, stop and patient walk.For example, to known IVECO station wagon, behind installation the utility model, 12 seats can also be arranged for using, this can't realize for known other designs.The vehicle ' of loading this X line fluoroscopic machine is stable, can make things convenient for, in time in the city or the mountain area carry out the conventional perspective work of chest.

Claims

1. the flexible synchronizer of X spool head and picture receiver, comprise X spool head (6), picture receiver (5), motor (7) and transmission device, it is characterized in that: also comprise two frames (1 staggered relatively, 2), be respectively equipped with on two frames and be used to support X spool head and picture receiver and can be along guide rail (23,24,25) apparatus for suspension (3 that moves up and down, 4), flexible head-rope (9 by supporting between two apparatuss for suspension by assembly pulley, 10) be connected to each other, one end of two head-ropes all is connected with a counterweight (8), its other end respectively with frame (1,2) or apparatus for suspension (3,4) connect, be used to spur the motor that head-rope drives apparatus for suspension and be connected with counterweight by transmission device.

2. flexible synchronizer according to claim 1, it is characterized in that said assembly pulley is by the fixed pulley (11) that is installed in a frame (1) top be installed in three fixed pulleys (12 on another frame (2) top, 13,14) form, one end of head-rope (9) is fixed on the apparatus for suspension (3), its other end is through fixed pulley (11,12) link to each other with counterweight (8), one end of head-rope (10) is fixed on the apparatus for suspension (4), its other end is through fixed pulley (14,13) link to each other frame (1 with counterweight (8), 2) top is provided with the reinforced pipe (20) that passes for head-rope.

3. flexible synchronizer according to claim 1, it is characterized in that said assembly pulley is by the fixed pulley (11) that is installed in a frame (1) top be installed in three fixed pulleys (12 on another frame (2) top, 13,14) and respectively be installed in apparatus for suspension (3,4) movable pulley (18 on, 19) form, one end of head-rope (9) is fixed on the top of frame (1), its other end is through movable pulley (18), fixed pulley (11,12) link to each other with counterweight (8), one end of head-rope (10) is fixed on the top of frame (2), its other end is through movable pulley (19), fixed pulley (14,13) link to each other frame (1 with counterweight (8), 2) top is provided with the reinforced pipe (20) that passes for head-rope.

4. flexible synchronizer according to claim 3 is characterized in that the movable pulley (18,19) on said two apparatuss for suspension is made up of two truckles respectively.

5. according to claim 1 or 2 or 3 or 4 described flexible synchronizers, it is characterized in that said motor (7) is installed in the bottom of frame, said transmission device by be fixed on the sprocket wheel (17) on the motor shaft (31), fixed pulley (32) and the chain (16) that is fixed on the frame formed, chain (16) passes sprocket wheel (17) and fixed pulley (32), and its two ends are separately fixed at the upper and lower of counterweight (8).

6. according to claim 1 or 2 or 3 or 4 described flexible synchronizers, it is characterized in that said motor (7) is installed on the counterweight (8), said transmission device is by being fixed on the gear (21) on the motor shaft (31) and being fixed on the frame, forming with the tooth bar (22) of gear (21) engagement.

7. according to claim 1 or 2 or 3 or 4 described flexible synchronizers, it is characterized in that said apparatus for suspension (3,4) be " " shape, on its both sides, back, the bottom respectively is provided with a pair of and guide rail (23,24) suitable roller (26), guide rail (23,24) be fixed on frame (1,2) back two root posts (33,34) on the relative medial surface, apparatus for suspension (3,4) on one side of the back side, respectively be provided with a pair of down and the suitable roller (26) of guide rail (25), guide rail (25) is fixed on frame (1,2) on back one root post (34) side backward, apparatus for suspension (3,4) following respectively is provided with a gas and fastens (15).

8. flexible synchronizer according to claim 5, it is characterized in that said apparatus for suspension (3,4) be " " shape, on its both sides, back, the bottom respectively is provided with a pair of and guide rail (23,24) suitable roller (26), guide rail (23,24) be fixed on frame (1,2) back two root posts (33,34) on the opposed inside face, apparatus for suspension (3,4) on one side of the back side, respectively be provided with a pair of down and the suitable roller (26) of guide rail (25), guide rail (25) is fixed on frame (1,2) on back one root post (34) side backward, apparatus for suspension (3,4) following respectively is provided with a gas and fastens (15).

9. flexible synchronizer according to claim 6, it is characterized in that said apparatus for suspension (3,4) be " " shape, on its both sides, back, the bottom respectively is provided with a pair of and guide rail (23,24) suitable roller (26), guide rail (23,24) be fixed on frame (1,2) back two root posts (33,34) on the opposed inside face, apparatus for suspension (3,4) on one side of the back side, respectively be provided with a pair of down and the suitable roller (26) of guide rail (25), guide rail (25) is fixed on frame (1,2) on back one root post (34) side backward, apparatus for suspension (3,4) following respectively is provided with a gas and fastens (15).

10. according to claim 1 or 2 or 3 or 4 described flexible synchronizers, it is characterized in that respectively being provided with above the said apparatus for suspension (3,4) one can left and right mobile bracing frame (35,36), and said X spool head (6) and picture receiver (5) are installed in respectively on the bracing frame (35,36).

11. flexible synchronizer according to claim 5, it is characterized in that respectively being provided with above the said apparatus for suspension (3,4) one can left and right mobile bracing frame (35,36), and said X spool head (6) and picture receiver (5) are installed in respectively on the bracing frame (35,36).

12. flexible synchronizer according to claim 6, it is characterized in that respectively being provided with above the said apparatus for suspension (3,4) one can left and right mobile bracing frame (35,36), and said X spool head (6) and picture receiver (5) are installed in respectively on the bracing frame (35,36).

13. flexible synchronizer according to claim 7, it is characterized in that respectively being provided with above the said apparatus for suspension (3,4) one can left and right mobile bracing frame (35,36), and said X spool head (6) and picture receiver (5) are installed in respectively on the bracing frame (35,36).

14. according to Claim 8 or 9 described flexible synchronizers, it is characterized in that respectively being provided with above the said apparatus for suspension (3,4) one can left and right mobile bracing frame (35,36), and said X spool head (6) and picture receiver (5) are installed in respectively on the bracing frame (35,36).