CN210270390U

CN210270390U - Typical pathological change contrast device for X-ray film

Info

Publication number: CN210270390U
Application number: CN201921709940.2U
Authority: CN
Inventors: 高志猛
Original assignee: Xinxiang Medical University
Current assignee: Xinxiang Medical University
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-04-07
Anticipated expiration: 2029-10-14

Abstract

The utility model relates to a contrast device for typical pathological changes of X-ray films, which effectively solves the problems that the X-ray films are not fixed and the angle and the height of the X-ray films are not adjustable when the X-ray films are looked up and compared; the technical scheme comprises the following steps: the contrast device can adjust the height of the lamp box and the angle of the lamp box according to the difference of the height and the posture of different doctors, so that the contrast device can better match with the doctors to complete the lookup of the X-ray film under various conditions; in addition, the clamping devices matched with each other are arranged at the upper end of the lamp box, when a doctor moves the X-ray film upwards, the clamping devices are driven by the trigger device to clamp the X-ray film, the phenomenon that the X-ray film is easy to fall off after the traditional lamp box is used for a long time is avoided, and the lamp box is simple and convenient to operate and can be widely applied.

Description

Typical pathological change contrast device for X-ray film

Technical Field

The utility model relates to a medical treatment technical field, more specifically say, relate to a typical pathological change of X-ray film contrast device.

Background

After a radiologist shines a body part of a patient through penetration, the radiograph reading is required to be carried out by using a lamp box, then the radiograph is looked up through the lamp box, so that the part with pathological changes is found, the pathological changes on the radiograph of the patient are compared with medical data, and the condition of the patient is judged;

furthermore, when looking up the X-ray piece, the doctor usually blocks the gap department between lamp house and lamp box frame with X-ray piece upper end card, nevertheless after long-time use wearing and tearing, the gap between lamp house and the lamp box frame can be bigger and bigger, leads to the X-ray piece to produce not hard up and then drop easily, is unfavorable for the doctor to the looking up of X-ray piece, looks up the patient's state of an illness for the doctor and brings unnecessary trouble, and we provide a typical pathological change of X-ray piece contrast device for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides an X-ray typical lesion contrast device, which can adjust the height of a lamp box and the angle of the lamp box according to the difference of the height and the posture of different doctors, so that the contrast device can better match doctors to complete the search of the X-ray under various conditions; in addition, the clamping devices matched with each other are arranged at the upper end of the lamp box, when a doctor moves the X-ray film upwards, the clamping devices are driven by the trigger device to clamp the X-ray film, and the situation that the X-ray film is easy to fall off after the traditional lamp box is used for a long time can be avoided.

The typical lesion contrast device for the X-ray film comprises a lamp box and is characterized in that a first cavity and a second cavity are transversely fixed at intervals on the top of the lamp box, a first clamping device is connected in the first cavity in a sliding mode, a second clamping device is connected in the second cavity in a sliding mode, the second clamping device is driven by a trigger device arranged in the second cavity, and a reset spring is connected between the first clamping device and the inner wall of the first cavity;

trigger device installs the one-way gear and the one-way gear drive second clamping device that the interval set up in the second cavity including rotating, the coaxial rotation wire wheel of one-way gear and the winding of wire take turns to there is the cotton rope, be connected with clockwork spring on the line shaft and in the clockwork spring other end is fixed in the second cavity, the cotton rope outwards stretches out the second cavity and be fixed in on the first cavity outer wall, two one-way gear rotates and installs on vertical sliding connection is on the pivot frame in the second cavity and the pivot frame is connected with the positioner who sets up in the second cavity, first clamping device, second clamping device connect and this drive mechanism satisfies through drive mechanism: when the trigger device drives the second clamping device to move, the transmission mechanism drives the first clamping device to synchronously move towards the second clamping device;

the lamp box is connected with an adjusting base.

Preferably, the first and second clamping devices include: the L-shaped rods are connected with the first cavity in a sliding mode, the sliding rods are connected with the second cavity in a sliding mode, the L-shaped rods and the sliding rods respectively penetrate out of the corresponding cavities outwards, one ends of the L-shaped rods and the sliding rods penetrate out, contact plates are fixed to the ends of the L-shaped rods and the sliding rods, clamping plates are fixedly connected to the contact plates through surplus springs, the L-shaped rods matched with the L-shaped rods and the sliding rods matched with the L-shaped rods are fixedly connected through connecting rods, and a plurality of tooth systems are arranged on the two sliding rods and meshed.

Preferably, the rotating shaft frame comprises a bearing block arranged in the second cavity, two ends of the bearing block are respectively rotatably provided with a rotating shaft, the mutually matched wire wheels and one-way gears are respectively sleeved on the rotating shafts corresponding to the wire wheels and the one-way gears, and the other ends of the rotating shafts are rotatably provided with sliding blocks which are vertically and slidably connected in the second cavity.

Preferably, the positioning device comprises a pressing rod fixedly connected to the bearing block and the pressing rod penetrates out of the second cavity, a U-shaped frame is fixed on the pressing rod, a positioning column is connected to the middle of the U-shaped frame and the middle of the U-shaped frame in the second cavity in a sliding mode through a positioning spring, and the positioning column is arranged in a mode that the positioning column is arc-shaped and the U-shaped frame and the positioning column are matched with each other to be chamfered when facing one end of the pressing rod.

Preferably, the transmission mechanism comprises round rods which are fixedly connected with the sliding rod and the L-shaped rod respectively and penetrate out of the cavity, one ends of the two round rods extending out are respectively rotatably provided with a rectangular rod, the two rectangular rods are respectively slidably arranged at two ends of the rectangular cylinder, and the rectangular cylinder is rotatably arranged on the cavity.

Preferably, be provided with elevating gear and elevating gear upper end on the regulation base and be fixed with the installation piece, the vertical interval in lamp house back rotates respectively and installs the regulation pole, two it has the regulation section of thick bamboo to adjust the pole cooperation, and for sliding fit and should adjust a section of thick bamboo and be fixed in the installation piece between one of them regulation pole and the regulation section of thick bamboo, it installs in the installation piece to adjust for screw-thread fit and should adjust a section of thick bamboo rotation between another regulation pole and the regulation section of thick bamboo.

Preferably, the bottoms of the first cavity and the second cavity are respectively and fixedly provided with a limiting plate, and the two limiting plates are arranged at intervals.

Preferably, the lifting device comprises a screw rod rotatably installed on the adjusting base, a threaded cylinder fixed on the installing block is matched with the screw rod, the screw rod is driven by a motor, a limiting cylinder is fixed on the adjusting base, and a limiting rod in sliding fit with the limiting cylinder is fixed on the installing block.

The beneficial effects of the technical scheme are as follows:

(1) the first clamping device and the second clamping device which are matched with each other are arranged on the lamp box, the second clamping device is driven by the trigger device arranged in the second cavity, when a doctor moves the X-ray film upwards, the trigger device is triggered to drive the second clamping device and the first clamping device to synchronously move oppositely, so that the effect of clamping the X-ray film is achieved, the trigger device has a real-time positioning function, after the X-ray film is clamped by the clamping devices, the clamping devices which are matched with each other at the moment when the doctor looses hands are in a determined state under the action of the trigger device and firmly clamp the X-ray film, and the operation is simple and convenient;

(2) can adjust the angle and the height of lamp house in this scheme to satisfy the difference to different doctor's height postures, adjust the lamp house to a position that is fit for the doctor and conveniently looks up the X-ray piece, promptly, look up or look up with the position of sitting when the doctor with standing the appearance, the every single move inclination and the height of accessible adjustment lamp house make the doctor look up the X-ray piece that is fixed in on the lamp house through a comparatively comfortable mode.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the overall structure of the present invention;

FIG. 3 is a schematic view of the inside of the first and second cavities after cross-section;

fig. 4 is a schematic top view of the first and second cavities of the present invention with the top walls removed;

fig. 5 is a schematic structural view of the triggering device of the present invention;

FIG. 6 is a rear view of the overall structure of the present invention;

fig. 7 is a schematic view of another perspective structure of the triggering device of the present invention;

FIG. 8 is an enlarged view of the structure at the position A of the present invention;

fig. 9 is a schematic view of the connection relationship between the spring and the shaft of the present invention.

In the figure: the light box comprises a light box 1, a first cavity 2, a second cavity 3, a return spring 4, a one-way gear 5, a wire wheel 6, a wire rope 7, a clockwork spring 8, a rotating shaft frame 9, an adjusting base 10, an L-shaped rod 11, a sliding rod 12, a contact plate 13, a surplus spring 14, a clamping plate 15, a connecting rod 16, a gear system 17, a supporting block 18, a rotating shaft 19, a sliding block 20, a sliding rail 21, a pressing rod 22, a U-shaped frame 23, a positioning spring 24, a positioning column 25, a round rod 26, a rectangular rod 27, a rectangular cylinder 28, an installation block 29, an adjusting rod 30, an adjusting cylinder 31, an installation block 32, a limiting plate 33, a limiting cylinder 34, a limiting rod 35, an internal thread cylinder 36, a screw rod 37, a sliding hole 38.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 9. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The contrast device for typical lesions of X-ray films comprises a light box 1 and is characterized in that a first cavity 2 and a second cavity 3 are transversely fixed at the top of the light box 1 at intervals, a first clamping device is connected in the first cavity 2 in a sliding manner, a second clamping device is connected in the second cavity 3 in a sliding manner, the second clamping device is driven by a trigger device arranged in the second cavity 3, and a reset spring 4 is connected between the first clamping device and the inner wall of the first cavity 2;

trigger device is including rotating 5 and the 5 drive second clamping device of one-way gear of installing the one-way gear 5 that the interval set up in

second cavity

3, 5 coaxial rotation wire wheels 6 of one-way gear and wire wheel 6 go up the winding have

cotton rope

7, 6 epaxial clockwork spring 8 and the 8 other ends of clockwork spring of being connected with of wire wheel are fixed in second cavity 3, cotton rope 7 outwards stretches out second cavity 3 and is fixed in on 2 outer walls of first cavity, two 5 rotation of one-way gear install on vertical sliding connection pivot frame 9 in second cavity 3 and pivot frame 9 are connected with the positioner who sets up in second cavity 3, first clamping device, second clamping device connect through drive mechanism and this drive mechanism satisfies: when the trigger device drives the second clamping device to move, the transmission mechanism drives the first clamping device to synchronously move towards the second clamping device;

the lamp box 1 is connected with an adjusting base 10.

In the embodiment, referring to fig. 3, a first cavity 2 and a second cavity 3 are fixedly fixed at the upper end of a lamp box 1 at intervals, a first clamping device and a second clamping device are respectively arranged in the first cavity 2 and the second cavity 3, when a doctor holds an X-ray film with hands, the X-ray film is firstly placed under a cavity enclosed by the first cavity 2 and the second cavity 3, then the X-ray film is moved upwards, and the upper end of the X-ray film is firstly contacted with a wire rope 7, namely, at the moment, the upper section of the X-ray film is firstly contacted with the wire rope 7, as the X-ray film is made of a film, after the X-ray film is subjected to a force vertical to the end face of the X-ray film, the X-ray film has certain toughness and cannot be bent, after being contacted with the wire rope 7, the wire rope wheel 6 is driven to rotate through the wire rope 7, namely, the wire rope wheel 6 releases the wire rope 7, and the one, the one-way gear 5 drives the second clamping device to move in the second cavity 3 towards the direction close to the first clamping device, and simultaneously, the transmission mechanism synchronously drives the first clamping device to move in the first cavity 2 towards the direction close to the second clamping device (at this time, a return spring 4 connected between the first clamping device and the inner wall of the first cavity 2 is in a compressed state), namely, the first clamping device and the second clamping device synchronously move in opposite directions, so that an X-ray film between the first cavity 2 and the second cavity 3 is clamped and fixed;

when the doctor moves the X-ray film upwards continuously, if the doctor can not move upwards continuously, the first clamping device and the second clamping device firmly clamp the X-ray film, the doctor releases the hand at the moment, and because the second clamping device is meshed with the one-way gear 5, when the doctor releases the hand, the second clamping device is positioned under the action of the one-way gear 5, the first clamping device is also positioned, and the X-ray film is positioned on the lamp box 1 stably under the action of the two clamping devices;

when the X-ray film needs to be released, the positioning of the rotating shaft frame 9 is released by controlling the positioning device, the rotating shaft frame 9 slides upwards to enable the one-way gear 5 to be separated from the second clamping device, and at the moment, the first clamping device moves towards the direction far away from the X-ray film under the action of the elastic force of the reset spring 4 and drives the second clamping device to synchronously move towards the direction far away from the X-ray film through the transmission mechanism, so that the effect of releasing the X-ray film is achieved;

we connect a spring 8 on the reel 6 shaft (the spring 8 is also called a coil spring in a plane, the spring is a kind of spring that winds the material into a plane spiral, one end of the spring is fixed, the other end of the spring is acted with torque, the material is bended by the bending moment, so the spring is twisted on its own plane), we connect one end of the spring 8 on the reel 6 shaft and the other end of the spring in the second chamber 3, along with the rotation of the reel 6, the spring 8 generates bending elastic deformation and generates torsion, when the rotating shaft frame 9 slides upwards to separate the one-way gear 5 from the second clamping device, the reel 6 contracts the wire 7 under the torsion of the spring 8 and finally restores the wire 7 to the original state, as shown in fig. 3.

In a second embodiment, based on the first embodiment, the first and second clamping devices include: the sliding type gear rack is characterized in that the sliding type gear rack comprises a plurality of L-shaped rods 11 in a first cavity 2 and a plurality of sliding rods 12 in a second cavity 3, the L-shaped rods 11 and the sliding rods 12 respectively penetrate out of the corresponding cavities and penetrate out of one ends of the corresponding cavities to be fixed with a contact plate 13, the contact plate 13 is fixedly connected with a clamping plate 15 through a residual spring 14, the L-shaped rods 11 matched with each other and the sliding rods 12 matched with each other are respectively and fixedly connected through connecting rods 16, and a plurality of tooth systems 17 are arranged on the two sliding rods 12 and meshed with the one-way gear 5.

In the use of this embodiment, referring to fig. 5 and 7, two sliding rods 12 are provided with a plurality of tooth systems 17 and respectively engaged with the one-way gear 5 through the plurality of tooth systems 17, when a doctor moves an X-ray film upwards from a cavity enclosed between the first cavity 2 and the second cavity 3, the doctor touches the cord 7 and drives the reel 6 to rotate through the cord 7 to release the cord 7, further drives the one-way gear 5 to rotate and drives the sliding rods 12 to slide along the bottom wall of the second cavity 3 in a direction close to the X-ray film through the tooth systems 17 engaged therewith, since the plurality of sliding rods 12 are fixedly connected through the connecting rods 16, the plurality of sliding rods 12 move synchronously in a direction close to the X-ray film, since the plurality of L-shaped rods 11 are also fixedly connected together through the connecting rods 16, and at the same time, the plurality of L-shaped rods 11 are synchronously driven to move along the bottom wall of the first cavity 2 in a direction close to the X-ray film, the L-shaped rod 11, the sliding rod 12 and the corresponding cavity side wall are in sliding fit, and the clamping plate 15 fixedly connected to the contact plate 13 through the allowance spring 14 clamps the X-ray film in the middle (refer to the attached drawing 3), when the clamping plate 15 is arranged, a rubber damping sheet is fixedly arranged on one side wall of the two clamping plates 15 opposite to each other, so that the frictional resistance between the clamping plate 15 and the X-ray film is increased, and the clamping effect on the X-ray film is better;

due to the one-way transmission characteristic of the one-way gear 5, when the L-shaped rod 11 and the sliding rod 12 clamp the X-ray film towards the direction close to the X-ray film, a doctor can not move the sliding rod 12 in the opposite direction after loosening hands, the sliding rod 12 is located at the current position and cannot move due to the fact that the plurality of tooth systems 17 fixedly arranged on the sliding rod 12 are meshed with the one-way gear 5, and when the one-way gear 5 is arranged, the gear with the larger number of teeth is selected, and therefore the transmission stability is higher.

In the third embodiment, on the basis of the first embodiment, the rotating shaft frame 9 includes a supporting block 18 arranged in the second cavity 3, and two ends of the supporting block 18 are respectively rotatably provided with a rotating shaft 19, the mutually matched wire wheel 6 and the one-way gear 5 are respectively fixedly sleeved on the rotating shaft 19 corresponding to the mutually matched wire wheel and the one-way gear, and two other ends of the rotating shafts 19 are rotatably provided with a sliding block 20 which is vertically slidably connected in the second cavity 3.

In the embodiment, referring to fig. 5 and 8, when the bearing block 18 is used, the two ends of the bearing block 18 are respectively rotatably provided with the rotating shafts 19, the wire wheels 6 and the one-way gears 5 which are matched with each other are fixedly sleeved on the rotating shafts 19 corresponding to the rotating shafts, the other ends of the two rotating shafts 19 are respectively rotatably provided with the sliding blocks 20, as shown in fig. 5, the second cavity 3 is fixedly provided with the sliding rails 21 which are in sliding fit with the sliding blocks 20, when the bearing block 18 is positioned by the positioning rotating shafts 19, the one-way gears 5 are engaged with the plurality of tooth systems 17 fixedly arranged on the sliding rods 12, the positioning of the bearing block 18 is released by controlling the positioning device, and the upward sliding bearing block 18 synchronously drives the two sliding blocks 20 to slide upward along the corresponding sliding rails 21, so that the one-way gears 5 are separated from the plurality of.

In a fourth embodiment, on the basis of the third embodiment, the positioning device includes a pressing rod 22 fixedly connected to the support block 18, the pressing rod 22 penetrates through the second cavity 3 upward, a U-shaped frame 23 is fixed on the pressing rod 22, a U-shaped frame 40 is fixed in the second cavity 3, a positioning column 25 is slidably connected to the middle portion of the U-shaped frame 40 through a positioning spring 24, one end of the positioning column 25 facing the pressing rod 22 is set to be circular arc, and a matching portion of the U-shaped frame 23 and the positioning column 25 is chamfered.

In the use of this embodiment, referring to fig. 8, we fixedly connect a pressing rod 22 on the supporting block 18, and the pressing rod 22 is vertically sliding-fitted with the top wall of the second chamber 3, when it is in the state shown in fig. 8, the one-way gear 5 is engaged with the plurality of tooth systems 17, and the positioning post 25 tightly contacts with the U-shaped frame 23 under the elastic force of the positioning spring 24 to form a chamfered portion, because the pressing rod 22 is fixedly connected with the U-shaped frame 23, the pressing rod 22 is positioned under the contact of the positioning post 25, when the positioning spring 24 is provided, we select a spring with a larger elastic coefficient for overcoming the engagement force between the one-way gear 5 and the plurality of tooth systems 17, and prevent the pressing rod 22 from moving upward under the mutual action force generated when the one-way gear 5 is engaged with the plurality of tooth systems 17, when the one-way gear 5 needs to be separated from the plurality of tooth systems 17, the pressing rod 22 is lifted up manually, the force for lifting up the pressing rod 22 manually is larger than the acting force of the positioning column 25 on the U-shaped frame 23, at the moment, the pressing rod 22 is lifted up and drives the U-shaped frame 23 to pass over the positioning column 25 upwards, so that the chamfer at the lower end of the U-shaped frame 23 is contacted with the positioning column 25, the bearing block 18 drives the two rotating shafts 19 to move upwards under the driving of the pressing rod 22, and at the moment, the one-way gear 5 is separated from the plurality of tooth systems 17;

after the one-way gear 5 is separated from the plurality of tooth systems 17, the reset of the first clamping device and the second clamping device is completed under the elastic force of the reset spring 4, and at the same time, the wire wheel 6 starts to contract the wire rope 7 under the action of the clockwork spring 8 (one end of the clockwork spring 8 is fixedly connected to the rotating shaft 19, and the other end of the clockwork spring 8 is fixedly connected to the corresponding slide block 20), and the wire rope 7 is restored to the initial state shown in the figure 3;

when the X-ray film is taken away, the pressing rod 22 is pressed downwards to enable the pressing rod to pass through the positioning column 25 again and be located at the position shown in the attached drawing 8, at the moment, the one-way gear 5 is meshed with the plurality of tooth systems 17 again, if the one-way gear 5 moves downwards, teeth on the one-way gear 5 and the tooth systems 17 fixedly arranged on the sliding rod 12 collide with each other, the abutting plate 13 fixedly connected with the sliding rod 12 can be manually pushed, the sliding rod 12 is driven to slide along the bottom wall of the second cavity 3, and therefore the meshing of the one-way gear 5 and the tooth systems 17 is achieved;

it is noted that, when the L-shaped bar 11, the slide bar 12 and the connecting rod 16 are selected, a light material such as plastic synthesized by POLYMSJ is selected, and when the return spring 4 and the clockwork spring 8 are selected, a spring with a smaller elastic coefficient is selected, so as to reduce the force required when the X-ray film acts on the cord 7 and drives the L-shaped bar 11 and the slide bar 12 through the cord 7.

In the fifth embodiment, on the basis of the second embodiment, the transmission mechanism includes circular rods 26 which are respectively fixedly connected with the sliding rod 12 and the L-shaped rod 11 and extend out of the cavity, one ends of the two circular rods 26 extending out are respectively rotatably provided with rectangular rods 27, the two rectangular rods 27 are respectively slidably mounted at two ends of a rectangular cylinder 28, and the rectangular cylinder 28 is rotatably mounted on the cavity.

In the embodiment, referring to fig. 4, when the sliding rod 12 and the L-shaped rod 11 located on the same side are respectively and fixedly connected with a round rod 26, and the side wall of the cavity is provided with a sliding hole 38 in sliding fit with the round rod 26, when the sliding rod 12 is driven by the one-way gear 5 to move, the round rod 26 fixedly connected with the sliding rod 12 drives the corresponding rectangular rod 27 to slide along the rectangular cylinder 28 and drive the rectangular cylinder 28 to rotate (the middle part of the rectangular cylinder 28 is rotatably mounted on the side wall of the cavity), the rectangular cylinder 28 rotates to synchronously drive the other rectangular rod 27 to slide along the rectangular cylinder 28 and drive the L-shaped rod 11 to move along the bottom wall of the first cavity 2 through the other round rod 26, so that the sliding rod 12 and the L-shaped rod 11 synchronously move in opposite directions (clamping the X-ray film) or move back to back (releasing the X-ray film is.

Sixth embodiment, on the basis of the first embodiment, the adjusting base 10 is provided with a lifting device, the upper end of the lifting device is fixed with an installation block 32, the back of the light box 1 is vertically and rotatably provided with adjusting rods 30 at intervals, the two adjusting rods 30 are matched with adjusting cylinders 31, one of the adjusting rods 30 is in sliding fit with the adjusting cylinder 31, the adjusting cylinder 31 is fixed on the installation block 32, and the other adjusting rod 30 is in threaded fit with the adjusting cylinder 31, and the adjusting cylinder 31 is rotatably installed on the installation block 32.

When the lamp box 1 is used, when the height of the lamp box 1 needs to be adjusted, the mounting block 32 is driven by the lifting device to vertically move, so that the lamp box 1 is driven to vertically move;

referring to the attached drawing 2, when the angle of the lamp box 1 needs to be adjusted, we rotate and adjust the regulation cylinder 31 that the pole 30 is screw-thread fit, and then drive this regulation pole 30 to slide along the regulation cylinder 31 that corresponds with it, because two equal vertical rotations of regulation pole 30 are installed in lamp box 1 back, and then drive the regulation pole 30 that is located the below and adjusts cylinder 31 sliding fit and slide, thereby realize the problem of adjusting the angle of lamp box 1, the every single move inclination that changes lamp box 1 through the rotation regulation cylinder 31 can cooperate the doctor in the posture of difference, look up, compare patient's X slide under the angle.

Seventh, on the basis of the first embodiment, the bottom portions of the first cavity 2 and the second cavity 3 are respectively and fixedly provided with a limiting plate 33, and the two limiting plates 33 are arranged at intervals.

In the embodiment, referring to fig. 3, two limiting plates 33 are respectively fixed at the bottom of a cavity defined between a first cavity 2 and a second cavity 3, the two limiting plates 33 are arranged at intervals, and a hole defined between the two limiting plates 33 is located right below the middle portions of two clamping plates 15 which are mutually matched, the two limiting plates 33 are arranged so that a doctor can enter an X-ray film into the cavity defined by the first cavity 2 and the second cavity 3 along the right below middle portions of the clamping plates 15 which are mutually matched (the X-ray film is prevented from being too close to the clamping plate 15 on one side) and trigger a cord 7, the cord 7 drives the two clamping plates 15 to synchronously move towards the middle, and the X-ray film is clamped.

Eighth embodiment, on the basis of sixth embodiment, the elevating gear includes the screw rod 37 that rotates to install in adjusting the base 10 and screw rod 37 cooperation has the screw thread section of thick bamboo that is fixed in on the installation piece 32, and screw rod 37 is driven by motor 39 and is fixed with spacing section of thick bamboo 34 on adjusting the base 10, is fixed with the gag lever post 35 with spacing section of thick bamboo 34 sliding fit on the installation piece 32.

When the lamp box 1 is used, referring to fig. 1, the lifting device comprises an internal thread cylinder 36 fixedly connected to the mounting block 32, the internal thread cylinder 36 is in threaded fit with a screw 37 rotatably mounted on the adjusting base 10, the screw 37 is driven by a motor 39 fixedly arranged in the adjusting base 10, as shown in fig. 2, when the height of the lamp box 1 needs to be adjusted, the positive and negative rotation of the screw 37 is driven by controlling the positive and negative rotation of the motor 39, the internal thread cylinder 36 is driven to ascend and descend, the limiting cylinder 34 and the limiting rod 35 which are mutually matched at two sides limit the internal thread cylinder 36, and the motor 39 is electrically connected with an external power supply through a lead.

The lamp box 1 is provided with a first clamping device and a second clamping device which are matched with each other, the second clamping device is driven by a trigger device arranged in the second cavity 3, when a doctor moves an X-ray film upwards, the trigger device is triggered to drive the second clamping device and the first clamping device to synchronously move oppositely, so that the effect of clamping the X-ray film is achieved, the trigger device has a real-time positioning function, when the clamping device clamps the X-ray film, the clamping devices which are matched with each other by the doctor are in a determined state under the action of the trigger device, and the operation is simple and convenient;

can adjust lamp house 1's angle and height in this scheme to satisfy the difference to different doctor's height postures, adjust lamp house 1 to a position that is fit for the doctor and conveniently looks up the X-ray piece, promptly, look up or look up with the position of sitting when the doctor looks up with the position of standing, the every single move inclination and the height of accessible adjustment lamp house 1, make the doctor look up the X-ray piece that is fixed in on lamp house 1 through a comparatively comfortable mode.

The above description is only for the purpose of illustration, and it should be understood that the present invention is not limited to the above embodiments, and various modifications conforming to the spirit of the present invention are within the scope of the present invention.

Claims

The typical lesion contrast device for the X-ray film comprises a lamp box (1) and is characterized in that a first cavity (2) and a second cavity (3) are transversely fixed at intervals on the top of the lamp box (1), a first clamping device is connected in the first cavity (2) in a sliding mode, a second clamping device is connected in the second cavity (3) in a sliding mode, the second clamping device is driven by a trigger device arranged in the second cavity (3), and a reset spring (4) is connected between the first clamping device and the inner wall of the first cavity (2);

the trigger device comprises one-way gears (5) which are rotatably arranged in the second cavity (3) at intervals, the one-way gears (5) drive the second clamping device, the one-way gear (5) coaxially rotates the wire wheel (6), the wire rope (7) is wound on the wire wheel (6), a clockwork spring (8) is connected on the shaft of the wire wheel (6), the other end of the clockwork spring (8) is fixed in the second cavity (3), the cord (7) extends out of the second cavity (3) and is fixed on the outer wall of the first cavity (2), the two one-way gears (5) are rotatably arranged on a rotating shaft frame (9) which is vertically and slidably connected in the second cavity (3), the rotating shaft frame (9) is connected with a positioning device arranged in the second cavity (3), the first clamping device and the second clamping device are connected through a transmission mechanism, and the transmission mechanism meets the following requirements: when the trigger device drives the second clamping device to move, the transmission mechanism drives the first clamping device to synchronously move towards the second clamping device;

the lamp box (1) is connected with an adjusting base (10).
2. The X-ray typical lesion contrast device according to claim 1, wherein the first and second clamping devices comprise: a plurality of L shape pole (11) and a plurality of slide bars (12) of sliding connection in second cavity (3) in sliding connection in first cavity (2), L shape pole (11) and slide bar (12) outwards wear out respectively with it the cavity that corresponds and wear out one end and be fixed with and touch panel (13), through surplus spring (14) fixedly connected with clamp plate (15) on touch panel (13), respectively through connecting rod (16) fixed connection between L shape pole (11) of mutually supporting and the slide bar (12) of mutually supporting, wherein set up a plurality of dentitions (17) on two slide bars (12) and with one-way gear (5) meshing.
3. The X-ray film typical lesion contrast device according to claim 1, wherein the rotating shaft frame (9) comprises a bearing block (18) arranged in the second cavity (3), rotating shafts (19) are respectively rotatably arranged at two ends of the bearing block (18), the mutually matched wire wheels (6) and the one-way gears (5) are respectively sleeved and fixed on the rotating shafts (19) corresponding to the rotating shafts, and a sliding block (20) which is vertically and slidably connected in the second cavity (3) is rotatably arranged at the other ends of the two rotating shafts (19).
4. The X-ray film typical lesion contrast device according to claim 3, wherein the positioning device comprises a pressing rod (22) fixedly connected to the support block (18), the pressing rod (22) extends upwards out of the second cavity (3), a U-shaped frame (23) is fixed on the pressing rod (22), a U-shaped frame (40) is fixed in the second cavity (3), a positioning column (25) is slidably connected to the middle portion of the U-shaped frame (40) through a positioning spring (24), one end of the positioning column (25) facing the pressing rod (22) is arranged in a circular arc shape, and the matching portion of the U-shaped frame (23) and the positioning column (25) is chamfered.
5. The X-ray film typical lesion contrast device as claimed in claim 2, wherein the transmission mechanism comprises circular rods (26) fixedly connected with the sliding rod (12) and the L-shaped rod (11) respectively and extending outwards through the cavity, one ends of the two circular rods (26) are respectively rotatably provided with rectangular rods (27), the two rectangular rods (27) are respectively slidably arranged at two ends of a rectangular cylinder (28), and the rectangular cylinder (28) is rotatably arranged on the cavity.
6. The X-ray film typical lesion contrast device as claimed in claim 1, wherein a lifting device is arranged on the adjusting base (10), a mounting block (32) is fixed at the upper end of the lifting device, adjusting rods (30) are respectively and rotatably mounted on the back of the light box (1) at vertical intervals, adjusting cylinders (31) are matched with the two adjusting rods (30), one adjusting rod (30) is in sliding fit with the adjusting cylinder (31), the adjusting cylinder (31) is fixed on the mounting block (32), the other adjusting rod (30) is in threaded fit with the adjusting cylinder (31), and the adjusting cylinder (31) is rotatably mounted on the mounting block (32).
7. The X-ray typical lesion contrast device according to claim 1, wherein the first cavity (2) and the second cavity (3) are respectively and fixedly provided with a limiting plate (33) at the bottom, and the two limiting plates (33) are arranged at intervals.
8. The X-ray film typical lesion contrast device as claimed in claim 6, wherein the lifting device comprises a screw rod (37) rotatably mounted on the adjusting base (10), the screw rod (37) is matched with a threaded cylinder fixed on the mounting block (32), the screw rod (37) is driven by a motor (39), a limiting cylinder (34) is fixed on the adjusting base (10), and a limiting rod (35) in sliding fit with the limiting cylinder (34) is fixed on the mounting block (32).