CN208799222U - A kind of MRI inspection novel head bracket - Google Patents

Abstract

The utility model relates to a kind of holder,heads, it in particular is a kind of MRI inspection novel head bracket, it can be with the skull of clamping different size, including runner disk assembly, chassis assembly and balladeur train assembly, the front end face of locking screw rasp bar is against on chassis bar, and the locking that locking screw rasp bar rotates limit casing with wheel disc shaft can be achieved by the extruding of chassis bar and locking screw rasp bar contact surface；The initial position of upper articulated shaft and lower articulated shaft is located at the top and bottom of wheel disc；Wheel disc and limit casing carry out axial limitation in the rotation of chassis bar to wheel disc shaft, so that wheel disc shaft does not depart from chassis bar；Because being provided with two oppositely oriented single threads in screw thread bar body, when screw thread bar body is rotated to side, drives two balladeur train struts while moving in the opposite direction；Left limit casing and threaded rod boss can limit rotation of the screw thread bar body in left side plate and right end plate, so that screw thread bar body does not depart from left side plate and right end plate.

Description

A kind of MRI inspection novel head bracket

Technical field

The utility model relates to a kind of holder,heads, are in particular a kind of MRI inspection novel head brackets.

Background technique

Such as a kind of MRI holder,head of Patent No. CN201621337753.2, the left and right two of the rack body Side top is equipped with protection pad, and the inner bottom of the rack body is equipped with air bag, and the bottom of the cavity is by connecting tube through branch Frame ontology connects air bag, and the inner wall upper end of the cavity is equipped with action plate, and the action plate connects cavity bottom, institute by spring The inside for stating action plate is equipped with return-air valve, and the support plate upper end is equipped with headrest, and the headrest connects gas by tracheae with protection pad Capsule, the upper surface that the tracheae is located at headrest and protection pad, which is equipped with, blows bits mouth, but the shortcomings that utility model is card of having no idea The skull of tight different size.

Utility model content

The purpose of the utility model is to provide a kind of MRI to check novel head bracket, can be with the head of clamping different size Bone.

The purpose of this utility model is achieved through the following technical solutions:

A kind of MRI inspection novel head bracket, including runner disk assembly, chassis assembly and balladeur train assembly, it is described Runner disk assembly includes wheel disc ontology, limit casing, locking screw rasp bar, upper connecting rod and lower link, and the wheel disc ontology includes Wheel disc, wheel disc shaft, upper articulated shaft and lower articulated shaft, wheel disc shaft are fixedly connected on the rear end of wheel disc, upper articulated shaft and lower hinge Spindle is respectively fixedly connected with the upper and lower ends in wheel disc front end face；Limit casing is fixedly connected on the rear end of wheel disc shaft, locking Threaded rod is threadedly attached on limit casing, and upper connecting rod is hingedly connected on articulated shaft, and lower link is hingedly connected to down On articulated shaft；

The chassis assembly includes chassis bar, rotation threaded rod, right end plate, left limit casing and left side plate, chassis bar Left and right ends be respectively arranged with left ladder chute and right ladder chute, the middle-end of chassis bar is provided with circular hole, sets on chassis bar It is equipped with unthreaded hole, left ladder chute and right ladder chute are connected to unthreaded hole respectively；The rotation threaded rod include screw thread bar body and Threaded rod boss, threaded rod boss are welded in screw thread bar body；The left and right ends of screw thread bar body are rotatably connected on a left side respectively On end plate and right end plate, left side plate and right end plate are respectively fixedly connected in the left and right ends of chassis bar, and screw thread bar body gap is matched Conjunction is connected in unthreaded hole, and left limit casing is fixedly connected on the left end of screw thread bar body, and left side plate and right end plate are respectively positioned on left limit Between position casing and threaded rod boss；

The both ends of the screw thread bar body are respectively arranged with single thread, and two single threads are oppositely oriented；

The wheel disc shaft is rotatably connected in circular hole, and chassis bar is between wheel disc and limit casing；

The balladeur train assembly includes balladeur train strut, clamping bar, elastic cushion, slide bar and clamping bar limit casing, the cunning Frame strut includes rectangular shaft and trapezoidal slide block, and trapezoidal slide block is fixedly connected on the lower end of rectangular shaft；Gain is provided on slide bar And turn hole；The middle-end of clamping bar is hingedly connected to the upper end of rectangular shaft, and the lower end of clamping bar is slide hinged in gain, clamping bar Limit casing is fixedly connected on the lower end of clamping bar, and slide bar between clamping bar limit casing and clamping bar, fix by elastic cushion It is connected on clamping bar；Elastic cushion is located at the upper end of slide bar；

There are two the balladeur train assembly settings, and left ladder chute and right ladder chute slidably connect trapezoidal slide block, Two trapezoidal slide blocks are threadedly attached in screw thread bar body, and upper connecting rod and lower link are hingedly connected at corresponding turn In hole；Two elastic cushions are respectively positioned on the inside of two clamping bars.

As advanced optimizing for the technical program, a kind of MRI of the utility model checks novel head bracket, the locking Screw boss is provided on threaded rod, screw boss is column construction.

As advanced optimizing for the technical program, a kind of MRI of the utility model checks novel head bracket, the upper company Bar is identical with lower link structure size.

As advanced optimizing for the technical program, a kind of MRI of the utility model checks novel head bracket, the elasticity Pad is rubber material.

A kind of MRI of the utility model checks having the beneficial effect that for novel head bracket

A kind of MRI of the utility model checks that novel head bracket, the front end face of locking screw rasp bar are against on chassis bar, pass through The lock that locking screw rasp bar rotates limit casing with wheel disc shaft can be achieved in the extruding of chassis bar and locking screw rasp bar contact surface Tightly；The initial position of upper articulated shaft and lower articulated shaft is located at the top and bottom of wheel disc；Wheel disc and limit casing can Axial limitation is carried out in the rotation of chassis bar to wheel disc shaft, so that wheel disc shaft does not depart from chassis bar；Because in screw thread bar body Two oppositely oriented single threads are provided with, when screw thread bar body is rotated to side, two balladeur train struts can be driven same When move in the opposite direction；Left limit casing and threaded rod boss can be to screw thread bar body turning in left side plate and right end plate It is dynamic to be limited, so that screw thread bar body does not depart from left side plate and right end plate.

Detailed description of the invention

The utility model is described in more detail with specific implementation method with reference to the accompanying drawing.

Fig. 1 is the overall structure diagram one of the utility model；

Fig. 2 is the overall structure diagram two of the utility model；

Fig. 3 is the runner disk composite unit structure schematic diagram of the utility model；

Fig. 4 is the wheel disc body construction schematic diagram of the utility model；

Fig. 5 is the chassis composite unit structure schematic diagram of the utility model；

Fig. 6 is the chassis rod structure schematic diagram of the utility model；

Fig. 7 is the rotation threaded rod structural schematic diagram of the utility model；

Fig. 8 is the balladeur train composite unit structure schematic diagram of the utility model；

Fig. 9 is the balladeur train branching rod structure schematic diagram of the utility model；

Figure 10 is the Slide bar structure schematic diagram of the utility model.

In figure: runner disk assembly 1；Wheel disc ontology 1-1；Wheel disc 1-1-1；Wheel disc shaft 1-1-2；Upper articulated shaft 1-1-3； Lower articulated shaft 1-1-4；Limit casing 1-2；Locking screw rasp bar 1-3；Upper connecting rod 1-4；Lower link 1-5；Chassis assembly 2；Chassis Bar 2-1；Right ladder chute 2-1-1；Unthreaded hole 2-1-2；Circular hole 2-1-3；Left ladder chute 2-1-4；Rotate threaded rod 2-2；Screw thread Bar body 2-2-1；Threaded rod boss 2-2-2；Right end plate 2-3；Left limit casing 2-4；Left side plate 2-5；Balladeur train assembly 3；It is sliding Frame strut 3-1；Rectangular shaft 3-1-1；Trapezoidal slide block 3-1-2；Clamping bar 3-2；Elastic cushion 3-3；Slide bar 3-4；Clamping bar limit sleeve Pipe 3-5.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawing.

Specific embodiment 1:

Illustrate present embodiment, a kind of MRI inspection novel head bracket, including runner disk assembly below with reference to Fig. 1-10 1, chassis assembly 2 and balladeur train assembly 3, the runner disk assembly 1 include wheel disc ontology 1-1, limit casing 1-2, locking Threaded rod 1-3, upper connecting rod 1-4 and lower link 1-5, the wheel disc ontology 1-1 include wheel disc 1-1-1, wheel disc shaft 1-1-2, on Articulated shaft 1-1-3 and lower articulated shaft 1-1-4, wheel disc shaft 1-1-2 are fixedly connected on the rear end of wheel disc 1-1-1, upper articulated shaft 1- 1-3 and lower articulated shaft 1-1-4 are respectively fixedly connected with the upper and lower ends in wheel disc 1-1-1 front end face；Limit casing 1-2 is fixedly connected In the rear end of wheel disc shaft 1-1-2, locking screw rasp bar 1-3 is threadedly attached on limit casing 1-2, and upper connecting rod 1-4 is hinged It is connected on articulated shaft 1-1-3, lower link 1-5 is hingedly connected on lower articulated shaft 1-1-4；

The front end face of locking screw rasp bar 1-3 is against on chassis bar 2-1, is contacted by chassis bar 2-1 with locking screw rasp bar 1-3 The locking that locking screw rasp bar 1-3 rotates limit casing 1-2 with wheel disc shaft 1-1-2 can be achieved in the extruding in face；Upper articulated shaft The initial position of 1-1-3 and lower articulated shaft 1-1-4 are located at the top and bottom of wheel disc 1-1-1；Wheel disc 1-1-1 and limit Position casing 1-2 can carry out axial limitation in the rotation of chassis bar 2-1 to wheel disc shaft 1-1-2, so that wheel disc shaft 1-1-2 does not take off From chassis bar 2-1；

The chassis assembly 2 include chassis bar 2-1, rotation threaded rod 2-2, right end plate 2-3, left limit casing 2-4 and Left side plate 2-5, the left and right ends of chassis bar 2-1 are respectively arranged with left ladder chute 2-1-4 and right ladder chute 2-1-1, chassis The middle-end of bar 2-1 is provided with circular hole 2-1-3, and unthreaded hole 2-1-2 is provided on chassis bar 2-1, and left ladder chute 2-1-4 and the right side are trapezoidal Sliding slot 2-1-1 is connected to unthreaded hole 2-1-2 respectively；The rotation threaded rod 2-2 includes screw thread bar body 2-2-1 and threaded rod boss 2-2-2, threaded rod boss 2-2-2 are welded on screw thread bar body 2-2-1；The left and right ends of screw thread bar body 2-2-1 turn respectively Dynamic to be connected on left side plate 2-5 and right end plate 2-3, left side plate 2-5 and right end plate 2-3 are respectively fixedly connected with chassis bar 2-1's Left and right ends, screw thread bar body 2-2-1 clearance fit are connected in unthreaded hole 2-1-2, and left limit casing 2-4 is fixedly connected on screw thread The left end of bar body 2-2-1, left side plate 2-5 and right end plate 2-3 be respectively positioned on left limit casing 2-4 and threaded rod boss 2-2-2 it Between；

The both ends of the screw thread bar body 2-2-1 are respectively arranged with single thread, and two single threads are oppositely oriented；

Because being provided with two oppositely oriented single threads on screw thread bar body 2-2-1, when screw thread bar body 2-2-1 is to one When side rotates, two balladeur train strut 3-1 can be driven while being moved in the opposite direction；Left limit casing 2-4 and threaded rod are convex Platform 2-2-2 can limit rotation of the screw thread bar body 2-2-1 on left side plate 2-5 and right end plate 2-3, so that threaded rod sheet Body 2-2-1 does not depart from left side plate 2-5 and right end plate 2-3；

The wheel disc shaft 1-1-2 is rotatably connected in circular hole 2-1-3, and chassis bar 2-1 is located at wheel disc 1-1-1 and limit sleeve Between pipe 1-2；

The balladeur train assembly 3 includes balladeur train strut 3-1, clamping bar 3-2, elastic cushion 3-3, slide bar 3-4 and clamping bar limit Position casing 3-5, the balladeur train strut 3-1 includes rectangular shaft 3-1-1 and trapezoidal slide block 3-1-2, and trapezoidal slide block 3-1-2 is fixedly connected In the lower end of rectangular shaft 3-1-1；Gain 3-4-1 and turn hole 3-4-2 are provided on slide bar 3-4；The middle-end of clamping bar 3-2 is hinged It is connected to the upper end of rectangular shaft 3-1-1, the lower end of clamping bar 3-2 is slide hinged in gain 3-4-1, clamping bar limit casing 3- 5 are fixedly connected on the lower end of clamping bar 3-2, and slide bar 3-4 is located between clamping bar limit casing 3-5 and clamping bar 3-2, elastic cushion 3-3 is fixedly connected on clamping bar 3-2；Elastic cushion 3-3 is located at the upper end of slide bar 3-4；

There are two the settings of balladeur train assembly 3, and left ladder chute 2-1-4 and right ladder chute 2-1-1 are slidably connected There are trapezoidal slide block 3-1-2, two trapezoidal slide block 3-1-2 to be threadedly attached on screw thread bar body 2-2-1, upper connecting rod 1-4 It is hingedly connected in corresponding turn hole 3-4-2 with lower link 1-5；Two elastic cushion 3-3 are respectively positioned in two clamping bar 3-2 Side；

In use, rotating threaded rod boss 2-2-2 manually and screw thread bar body 2-2-1 being driven to rotate, pass through threaded rod Screw-driven between ontology 2-2-1 and two trapezoidal slide block 3-1-2 drives two trapezoidal slide block 3-1-2 respectively along the right side Sliding in ladder chute 2-1-1 and left ladder chute 2-1-4, and even rectangular shaft 3-1-1 movement is driven respectively, so that two Spacing between rectangular shaft 3-1-1 changes, and adapts to different size by adjusting the spacing between two rectangular shaft 3-1-1 Skull；When adjusting the spacing between two rectangular shaft 3-1-1 to position appropriate, two clamping bar limit casings are screwed 3-5, so that clamping bar limit casing 3-5 and slide bar 3-4 presses together, manual rotary spacing casing 1-2, and drive wheel disc Shaft 1-1-2 rotation, wheel disc shaft 1-1-2 rotation drives wheel disc 1-1-1 to rotate, because of upper articulated shaft 1-1-3 and lower articulated shaft The initial position of 1-1-4 is located at the top and bottom of wheel disc 1-1-1, when wheel disc 1-1-1 rotation, and drives Articulated shaft 1-1-3 is moved downward, and drives articulated shaft 1-1-4 to move upwards, and makes two slide bar 3-4 and upper hinge simultaneously The outside Slideslip in hinged place of spindle 1-1-3 and lower articulated shaft 1-1-4, so that the lower end of two clamping bar 3-2 moves outward, So that the upper end of clamping bar 3-2 moves inwardly, skull is placed between two elastic cushion 3-3, when clamping bar 3-2 drives Elastic cushion 3-3 contacted with skull and clamping skull, complete the fixation of skull.

Specific embodiment 2:

Illustrate present embodiment below with reference to Fig. 1-10, present embodiment is described further embodiment one, described Screw boss is provided on locking screw rasp bar 1-3, screw boss is column construction, and screw boss can be rotated conveniently manually.

Specific embodiment 3:

Illustrate present embodiment below with reference to Fig. 1-10, present embodiment is described further embodiment one, described Upper connecting rod 1-4 is identical with lower link 1-5 structure size.

Specific embodiment 4:

Illustrate present embodiment below with reference to Fig. 1-10, present embodiment is described further embodiment one, described Elastic cushion 3-3 is rubber material, so that will not damage skin when head and elastic cushion 3-3 are contacted.

A kind of MRI of the utility model checks novel head bracket, its working principle is that: in use, rotating screw thread manually Bar boss 2-2-2 simultaneously drives screw thread bar body 2-2-1 to rotate, and passes through screw thread bar body 2-2-1 and two trapezoidal slide block 3-1-2 Between screw-driven, drive two trapezoidal slide block 3-1-2 respectively along right ladder chute 2-1-1 and left ladder chute 2-1- Sliding in 4, and even rectangular shaft 3-1-1 movement is driven respectively, so that the spacing between two rectangular shaft 3-1-1 becomes Change, adapts to the skull of different size by adjusting the spacing between two rectangular shaft 3-1-1；As two rectangular shaft 3- of adjustment When spacing between 1-1 is to position appropriate, screw two clamping bar limit casing 3-5 so that clamping bar limit casing 3-5 with Slide bar 3-4 presses together, manual rotary spacing casing 1-2, and wheel disc shaft 1-1-2 is driven to rotate, wheel disc shaft 1-1-2 Rotation drives wheel disc 1-1-1 to rotate, because the initial position of upper articulated shaft 1-1-3 and lower articulated shaft 1-1-4 are located at wheel disc The top and bottom of 1-1-1 when wheel disc 1-1-1 rotation, and drives and goes up articulated shaft 1-1-3 and move downward, and drive Lower articulated shaft 1-1-4 move upwards, and make two slide bar 3-4's and upper articulated shaft 1-1-3 and lower articulated shaft 1-1-4 simultaneously The outside Slideslip in hinged place, so that the lower end of two clamping bar 3-2 moves outward, so that the upper end of clamping bar 3-2 is inwardly Movement, skull is placed between two elastic cushion 3-3, when clamping bar 3-2 drives elastic cushion 3-3 to contact simultaneously with skull Clamping skull completes the fixation of skull.

Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to In the protection scope of the utility model.

Claims (4)

1. a kind of MRI checks novel head bracket, including runner disk assembly (1), chassis assembly (2) and balladeur train assembly (3), it is characterised in that: the runner disk assembly (1) includes wheel disc ontology (1-1), limit casing (1-2), locking screw rasp bar (1-3), upper connecting rod (1-4) and lower link (1-5), the wheel disc ontology (1-1) include wheel disc (1-1-1), wheel disc shaft (1-1- 2), upper articulated shaft (1-1-3) and lower articulated shaft (1-1-4), after wheel disc shaft (1-1-2) is fixedly connected on wheel disc (1-1-1) End, upper articulated shaft (1-1-3) and lower articulated shaft (1-1-4) are respectively fixedly connected with the upper and lower ends in wheel disc (1-1-1) front end face； Limit casing (1-2) is fixedly connected on the rear end of wheel disc shaft (1-1-2), and locking screw rasp bar (1-3) is threadedly attached in limit On position casing (1-2), upper connecting rod (1-4) is hingedly connected on articulated shaft (1-1-3), and lower link (1-5) is hingedly connected to down On articulated shaft (1-1-4)；

The chassis assembly (2) includes chassis bar (2-1), rotation threaded rod (2-2), right end plate (2-3), left limit casing (2-4) and left side plate (2-5), the left and right ends of chassis bar (2-1) are respectively arranged with left ladder chute (2-1-4) and right trapezoidal cunning Slot (2-1-1), the middle-end of chassis bar (2-1) are provided with circular hole (2-1-3), and unthreaded hole (2-1-2) is provided on chassis bar (2-1), Left ladder chute (2-1-4) and right ladder chute (2-1-1) are connected to unthreaded hole (2-1-2) respectively；The rotation threaded rod (2-2) Including screw thread bar body (2-2-1) and threaded rod boss (2-2-2), threaded rod boss (2-2-2) is welded on screw thread bar body (2- On 2-1)；The left and right ends of screw thread bar body (2-2-1) are rotatably connected on respectively in left side plate (2-5) and right end plate (2-3), left End plate (2-5) and right end plate (2-3) are respectively fixedly connected between the left and right ends of chassis bar (2-1), screw thread bar body (2-2-1) Gap is cooperatively connected in unthreaded hole (2-1-2), and left limit casing (2-4) is fixedly connected on the left end of screw thread bar body (2-2-1), left End plate (2-5) and right end plate (2-3) are respectively positioned between left limit casing (2-4) and threaded rod boss (2-2-2)；

The both ends of the screw thread bar body (2-2-1) are respectively arranged with single thread, and two single threads are oppositely oriented；

The wheel disc shaft (1-1-2) is rotatably connected in circular hole (2-1-3), and chassis bar (2-1) is located at wheel disc (1-1-1) and limit Between position casing (1-2)；

The balladeur train assembly (3) includes balladeur train strut (3-1), clamping bar (3-2), elastic cushion (3-3), slide bar (3-4) and card Tight bar limit casing (3-5), the balladeur train strut (3-1) includes rectangular shaft (3-1-1) and trapezoidal slide block (3-1-2), trapezoidal cunning Block (3-1-2) is fixedly connected on the lower end of rectangular shaft (3-1-1)；Gain (3-4-1) and turn hole are provided on slide bar (3-4) (3-4-2)；The middle-end of clamping bar (3-2) is hingedly connected to the upper end of rectangular shaft (3-1-1), the lower end sliding of clamping bar (3-2) It is hinged in gain (3-4-1), clamping bar limit casing (3-5) is fixedly connected on the lower end of clamping bar (3-2), slide bar (3-4) Between clamping bar limit casing (3-5) and clamping bar (3-2), elastic cushion (3-3) is fixedly connected on clamping bar (3-2)； Elastic cushion (3-3) is located at the upper end of slide bar (3-4)；

There are two balladeur train assembly (3) settings, left ladder chute (2-1-4) and right ladder chute (2-1-1) the company of sliding It being connected to trapezoidal slide block (3-1-2), two trapezoidal slide blocks (3-1-2) are threadedly attached on screw thread bar body (2-2-1), on Connecting rod (1-4) and lower link (1-5) are hingedly connected in corresponding turn hole (3-4-2)；Two elastic cushions (3-3) are respectively positioned on On the inside of two clamping bars (3-2).

2. a kind of MRI according to claim 1 checks novel head bracket, it is characterised in that: the locking screw rasp bar (1- 3) screw boss is provided on, screw boss is column construction.

3. a kind of MRI according to claim 1 checks novel head bracket, it is characterised in that: the upper connecting rod (1-4) and Lower link (1-5) structure size is identical.

4. a kind of MRI according to claim 1 checks novel head bracket, it is characterised in that: the elastic cushion (3-3) is Rubber material.