CN219439158U - Slip module and X-ray machine - Google Patents

Abstract

The utility model discloses a slip module, which comprises a support frame and a power mechanism, wherein the support frame is movably connected with the outer side of a G arm and is used for supporting the G arm; the power mechanism is arranged on the support frame; the power mechanism comprises a servo motor, a first mounting plate, a second mounting plate, a first duplex synchronous wheel and two toothed belts; the first mounting plate and the second mounting plate are vertically and parallelly arranged on one side of the support frame, which is away from the G arm; the two ends of the wheel shaft of the first duplex synchronous wheel are respectively and rotatably connected with the first mounting plate and the second mounting plate; after the two toothed belts are respectively contacted with the two wheel surfaces of the first duplex synchronous wheel, the two ends of the two toothed belts are respectively fixedly connected with the G arm; a motor shaft of the servo motor is connected with a wheel shaft of the duplex synchronous wheel to drive the first duplex synchronous wheel to rotate and drive the G arm to slide relative to the support frame through the two toothed belts.

Description

Slip module and X-ray machine

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a slip module and an X-ray machine.

Background

X-ray machine is widely used in medical industry, especially for orthopaedics disease detection. In the prior art, the degree of freedom of movement of the G arm of the X-ray machine is small, the whole movement is inconvenient, the operation bed body is inconvenient when the operation detection area is in or out of the inner space of the G arm, and a doctor needs to frequently operate the G arm to cooperate with the operation bed body to enter or exit the operation detection area, and the operation bed body is inevitably collided in the in-out process, so that the G arm is easily damaged, and the work efficiency is affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art.

Therefore, the sliding and rotating module is compact in structure, can effectively drive the G arm to slide, adjusts the inner space of the G arm and is convenient for the operating bed body to enter and exit.

The utility model also provides an X-ray machine with the sliding and rotating module.

According to an embodiment of the first aspect of the present utility model, a slip module comprises:

the support frame is movably connected with the outer side of the G arm and is used for supporting the G arm;

the power mechanism is arranged on the support frame; the power mechanism comprises a servo motor, a first mounting plate, a second mounting plate, a first duplex synchronous wheel and two toothed belts; the first mounting plate and the second mounting plate are vertically and parallelly arranged on one side, away from the G arm, of the support frame; the two ends of the wheel shaft of the first duplex synchronous wheel are respectively and rotatably connected with the first mounting plate and the second mounting plate; after the two toothed belts are respectively contacted with two wheel surfaces of the first duplex synchronous wheel, the two ends of the two toothed belts are respectively fixedly connected with the G arm; and a motor shaft of the servo motor is connected with a wheel shaft of the duplex synchronous wheel so as to drive the first duplex synchronous wheel to rotate and drive the G arm to slide relative to the support frame through the two toothed belts.

According to some embodiments of the utility model, the power mechanism further comprises a speed reducer, a second duplex synchronizing wheel and a third duplex synchronizing wheel; the motor shaft of the servo motor is connected with the input shaft of the speed reducer through a coupler, and the output shaft of the speed reducer can be used as the wheel shaft of the first duplex synchronous wheel; the second duplex synchronous wheel and the third duplex synchronous wheel are installed in parallel in a cavity of one side of the support frame, which faces the G arm, and the first duplex synchronous wheel and the second duplex synchronous wheel, and the first duplex synchronous wheel and the third duplex synchronous wheel are connected in a rotating way through two toothed belts.

According to some embodiments of the present utility model, after the two toothed belts are respectively contacted with the two wheel surfaces of the first duplex synchronous wheel, two ends of the two toothed belts simultaneously pass through between the second duplex synchronous wheel and the third duplex synchronous wheel; one end of each toothed belt is respectively contacted with two wheel surfaces of the second duplex synchronous wheel and then fixedly connected with the head end of the outer side wall of the G arm; the other ends of the two toothed belts are respectively contacted with two wheel surfaces of the third duplex synchronous wheel and then fixedly connected with the tail end of the outer side wall of the G arm.

According to some embodiments of the utility model, a detection mechanism for detecting the toothed belt is further included.

According to some embodiments of the utility model, the detection mechanism comprises a fixed shaft, a swing rod, a compression spring and a proximity sensor; the fixed shaft is arranged above the first duplex synchronous wheel, and two ends of the fixed shaft along the length direction of the fixed shaft are fixedly connected with the upper ends of the first mounting plate and the second mounting plate respectively; the two swing rods are sleeved on the fixed shaft in parallel and can swing relative to the fixed shaft; one end of the swing rod, which is close to the support frame, is rotationally connected with an encapsulation bearing; the lower side of one end of the swing rod, which is far away from the support frame, is provided with a first groove; the proximity sensor is arranged on one side of the first mounting plate and one side of the second mounting plate, which are far away from the supporting frame, through a sensor mounting plate which is horizontally arranged, and a second groove is formed in the upper end of the sensor mounting plate; one end of the compression spring is arranged in the first groove, and the other end of the compression spring is arranged in the second groove.

According to some embodiments of the utility model, a feedback mechanism for feeding back the running speed of the toothed belt is further included.

According to some embodiments of the utility model, the feedback mechanism comprises a potentiometer, a fourth synchronizing wheel, a fifth synchronizing wheel and a synchronous belt; the wheel axle of the first duplex synchronous wheel passes through the second mounting plate to be connected with the fifth synchronous wheel; the second mounting plate is connected with the fourth synchronous wheel through a bracket; the fifth synchronizing wheel and the fourth synchronizing wheel are connected through the synchronizing belt; and the wheel shaft of the fourth synchronizing wheel penetrates through the bracket to be connected with the potentiometer.

According to some embodiments of the utility model, an adjusting mechanism for adjusting the tightness of the toothed belt is further included.

According to some embodiments of the utility model, the adjustment mechanism comprises a support plate, an adjustment stud, and a lock nut; the support plate is vertically arranged at the lower part of one side, close to the support frame, of the first mounting plate and the second mounting plate, and two ends of the support plate are fixedly connected with the first mounting plate and the second mounting plate respectively; a third groove is formed in one side, close to the supporting plate, of the supporting frame, and a disc spring is arranged in the third groove; one end of the adjusting stud penetrates through the supporting plate and then is inserted into the third groove to be in contact with the disc spring for extrusion; the supporting plate is in threaded connection with the adjusting stud so as to realize positioning; the locking nut is in threaded connection with the adjusting stud to prevent loosening, and the locking nut is in butt joint with the supporting plate.

The slip module provided by the embodiment of the utility model has at least the following beneficial effects: the first mounting plate and the second mounting plate are vertically and parallelly arranged on one side of the support frame, which is away from the G arm; the two ends of the wheel shaft of the first duplex synchronous wheel are respectively and rotatably connected with the first mounting plate and the second mounting plate; after the two toothed belts are respectively contacted with the two wheel surfaces of the first duplex synchronous wheel, the two ends of the two toothed belts are respectively fixedly connected with the G arm; a motor shaft of the servo motor is connected with a wheel shaft of the duplex synchronous wheel to drive the first duplex synchronous wheel to rotate and drive the G arm to slide relative to the support frame through the two toothed belts. By adopting the technical scheme, the sliding and rotating module can effectively drive the G arm to slide, adjust the inner space of the G arm and facilitate the entry and exit of the operating bed body.

An X-ray machine according to an embodiment of the second aspect of the present utility model comprises a slip module as described above.

The X-ray machine provided by the embodiment of the utility model has at least the following beneficial effects: the slip module according to any of the above embodiments has all the advantages of the slip module according to any of the above embodiments, which are not explicitly mentioned here.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of an installation position of a slip module according to an embodiment of the utility model;

FIG. 2 is a schematic view of a first angle of a sliding module according to an embodiment of the present utility model;

FIG. 3 is a schematic view illustrating a second angle of the sliding module according to the embodiment of the present utility model;

FIG. 4 is a schematic view illustrating a third angle of the sliding module according to the embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of the sliding module with the support removed according to the embodiment of the utility model;

FIG. 6 is a schematic view of a part of the structure of a G arm according to an embodiment of the present utility model;

FIG. 7 is an enlarged view of FIG. 1 at A;

FIG. 8 is a schematic structural diagram of a detection mechanism according to an embodiment of the present utility model;

fig. 9 is a schematic structural view of the axle of the first guide wheel on the right side wall of the cavity of the support frame.

Reference numerals:

slip the module 100, support frame 110, pin 111;

the power mechanism 120, the servo motor 121, the speed reducer 122, the first mounting plate 123, the second mounting plate 124, the first duplex synchronizing wheel 125, the toothed belt 126, the second duplex synchronizing wheel 127, the third duplex synchronizing wheel 128 and the supporting plate 129;

the device comprises a detection mechanism 130, an encapsulation bearing 131, a fixed shaft 132, a swing rod 133, a compression spring 134, an inductor mounting plate 135 and a proximity inductor 136;

a feedback mechanism 140, a potentiometer 141, a fourth synchronizing wheel 142, a fifth synchronizing wheel 143, a synchronous belt 144 and a bracket 145;

the guide mechanism 150, the guide seat 151, the guide block 152, the first guide wheel 153, the first mounting portion 1531, the second mounting portion 1532, the second guide wheel 154, and the third guide wheel 155;

an adjusting mechanism 160, a supporting plate 161, an adjusting stud 162, a lock nut 163 and a disc spring 164;

g arm 200, mounting groove 210, protrusion 220, guide groove 230, first fixing plate 240, second fixing plate 250

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that, with reference to the description of the orientation, the terms "center, longitudinal, lateral, length, width, thickness, upper, lower, front, rear, left, right, vertical, horizontal, top, bottom, inner, outer, circumferential, radial, axial", etc., refer to the orientation or positional relationship as indicated on the basis of the drawings, merely for convenience of describing the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "configured," "arranged," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

A slip module 100 according to an embodiment of the first aspect of the present utility model is described below with reference to fig. 1 to 8.

As shown in fig. 1, the G-arm 200 has an arc-shaped structure as a whole, the sliding module 100 is mounted on the outer sidewall of the G-arm 200, and the sliding module 100 drives the G-arm 200 to slide.

As shown in fig. 2 to 5, the slip module 100 according to the embodiment of the present utility model includes a support frame 110, a power mechanism 120, a detection mechanism 130, a feedback mechanism 140, and a guide mechanism 150. The support frame 110 has a hollow cavity structure, one side of the support frame 110 is movably connected with the outer side of the G-arm 200, and the support frame 110 is used for installing the power mechanism 120, the detection mechanism 130, the feedback mechanism 140 and the guide mechanism 150 while supporting the G-arm 200.

In this embodiment, the support bracket 110 remains stationary. The power mechanism 120 is connected with the G arm 200 to drive the G arm 200 to slide relative to the support frame 110, so as to adjust the inner space of the G arm, thereby facilitating the entry and exit of the operating bed body. The detecting mechanism 130 is connected with the power mechanism 120 and is used for detecting whether the power mechanism 120 operates normally; the feedback mechanism 140 is connected with the power mechanism 120 and is used for detecting the operation speed of the power mechanism 120; the guide mechanism 150 contacts with the G arm 200 to provide a guide for the movement of the G arm 200, so as to avoid the jamming phenomenon of the G arm 200 during the movement process and ensure the stability and reliability of the whole G arm 200 during the sliding process.

As shown in fig. 2-5, in some embodiments of the utility model, the power mechanism 120 includes a servo motor 121, a first mounting plate 123, a second mounting plate 124, a first duplex synchronous wheel 125, and two toothed belts 126; the first mounting plate 123 and the second mounting plate 124 are vertically and parallelly mounted on the side of the support frame 110 facing away from the G-arm 200; the two ends of the wheel axle of the first duplex synchronous wheel 125 are respectively and rotatably connected with the first mounting plate 123 and the second mounting plate 124 through bearings; after the two toothed belts 126 are respectively contacted with the two wheel surfaces of the first duplex synchronous wheel 125, the two ends of the two toothed belts 126 are respectively fixedly connected with the G arm 200; a motor shaft of the servo motor 121 is connected with a wheel shaft of the double synchronous wheel 125 to drive the first double synchronous wheel 125 to rotate and drive the G arm 200 to slide relative to the support frame 110 through the two toothed belts 126.

Further, the power mechanism 120 also includes a speed reducer 122, a second duplex synchronizing wheel 127, and a third duplex synchronizing wheel 128. A motor shaft of the servo motor 121 is connected with an input shaft of the speed reducer 122 through a coupler, an output shaft of the speed reducer 122 can be used as a wheel shaft of the first duplex synchronous wheel 125, a wheel hub of the first duplex synchronous wheel 125 is in interference connection with the output shaft of the speed reducer 122 through a wedge key, and the output shaft of the speed reducer 122 is respectively and rotatably connected with the first mounting plate 123 and the second mounting plate 124 through bearings; the second duplex synchronizing wheel 127 and the third duplex synchronizing wheel 128 are installed in parallel in a cavity of the side, facing the G arm 200, of the support frame 110, and the first duplex synchronizing wheel 125 and the second duplex synchronizing wheel 127 and the first duplex synchronizing wheel 125 and the third duplex synchronizing wheel 128 are rotatably connected through two toothed belts 126. In this embodiment, the second duplex synchronizing wheel 127 and the third duplex synchronizing wheel 128 have smooth wheel surfaces and are not provided with gear teeth. It should be noted that, the first duplex synchronizing wheel 125, the second duplex synchronizing wheel 127 and the third duplex synchronizing wheel 128 adopt duplex forms, so that the problem that tooth surfaces and key grooves of the two wheels are inconsistent can be avoided, and further, uneven stress of the two toothed belts 126 is avoided.

Further, after the two toothed belts 126 are respectively contacted with the two wheel surfaces of the first duplex synchronous wheel 125, the two ends of the two toothed belts 126 simultaneously pass through between the second duplex synchronous wheel 127 and the third duplex synchronous wheel 128; one end of each toothed belt 126 is fixedly connected with the head end of the outer side wall of the G arm 200 after being contacted with two wheel surfaces of the second duplex synchronous wheel 127; the other ends of the two toothed belts 126 are respectively contacted with two wheel surfaces of the third duplex synchronous wheel 128 and then fixedly connected with the tail end of the outer side wall of the G arm 200. In this embodiment, the servo motor 121 drives the first duplex synchronous wheel 125 to rotate through the speed reducer 122, the gear teeth of the first duplex synchronous wheel 125 are meshed with the gear teeth on the toothed belt 126, and the toothed belt 126 drives the second duplex synchronous wheel 127 and the third duplex synchronous wheel 128 to rotate, so that the toothed belt 126 drives the G arm 200 to slide along the arc direction thereof.

Further, as shown in fig. 6, the outer side wall of the G arm 200 is provided with a mounting groove 210 for mounting the toothed belt 126 along the arc direction thereof, a strip-shaped protrusion 220 is provided at the bottom middle position of the mounting groove 210 along the arc direction thereof, the protrusion 220 divides the mounting groove 210 into two independent single grooves, and one toothed belt 126 is mounted in each single groove. During the sliding of the G-arm 200, the toothed belt 126 is always embedded in the corresponding single groove to prevent the position of the toothed belt 126 from being shifted.

Further, as shown in fig. 7, a first fixing plate 240 and a second fixing plate 250 are provided at the head end and the tail end of the G-arm 200, the first fixing plate 240 and the second fixing plate 250 are connected by screws, and the toothed belt 126 passes between the first fixing plate 240 and the second fixing plate 250 and is fixedly connected with the G-arm 200 by mutual extrusion of the first fixing plate 240 and the second fixing plate 250.

Further, the side of the first fixing plate 240 facing the second fixing plate 250 is provided with teeth, and when the toothed belt 126 passes between the first fixing plate 240 and the second fixing plate 250, the teeth on the toothed belt 126 are engaged with the teeth on the first fixing plate 240, so that the toothed belt 126 can be further prevented from slipping and falling off between the first fixing plate 240 and the second fixing plate 250.

As shown in fig. 2, 5 and 8, in some embodiments of the present utility model, the detection mechanism 130 includes a stationary shaft 132, a swing link 133, a compression spring 134 and a proximity sensor 136. The fixed shaft 132 is disposed above the first duplex synchronizing wheel 125, and both ends of the fixed shaft 132 along the length direction thereof are fixedly connected with the upper ends of the first and second mounting plates 123 and 124, respectively, by screws. The two swing rods 133 are sleeved on the fixed shaft 132 in parallel and can swing relative to the fixed shaft 132; the two swing rods 133 are clamped into corresponding clamping grooves on the fixed shaft 132 through shaft check rings to realize positioning; each swing link 133 corresponds to one toothed belt 126. One end of the swing rod 133, which is close to the support frame 110, is rotatably connected with a rubber coating bearing 131, and a first groove is formed in the lower side of one end, which is far away from the support frame 110, of the swing rod 133. The proximity sensor 136 is mounted on one side of the first mounting plate 123 and the second mounting plate 124 far away from the support frame 110 through a sensor mounting plate 135 horizontally arranged, two ends of the sensor mounting plate 135 are fixedly connected with the first mounting plate 123 and the second mounting plate 124 respectively through screws, and a second groove is formed in the upper end of the sensor mounting plate 135. One end of the compression spring 134 is disposed in the first recess and the other end is disposed in the second recess. In this embodiment, when the toothed belt 126 is not loosened and is operating normally, the rubber-coated bearing 131 on the swing link 133 contacts with the surface of the toothed belt 126, and the swing link 133 swings relative to the fixed shaft 132, so that the end of the swing link 133 far from the support frame 110 contacts with the proximity sensor 136, and the toothed belt 126 is detected by the proximity sensor 136, so as to ensure the normal operation of the power mechanism 120. When the toothed belt 126 is loosened, the rubber-coated bearing 131 on the swing rod 133 is separated from the surface of the toothed belt 126, one end of the swing rod 133, which is far away from the supporting frame 110, is jacked up under the action of the compression spring 134, is separated from the proximity sensor 136, and the proximity sensor 136 outputs an alarm signal.

As shown in fig. 3, in some embodiments of the present utility model, the slip module 100 further includes an adjusting mechanism 160, and when the toothed belt 126 is installed, the tightness (initial tension) of the toothed belt 126 can be adjusted by the adjusting mechanism 160.

Specifically, the adjustment mechanism 160 includes a support plate 161, an adjustment stud 162, and a lock nut 163. The support plate 161 is vertically disposed at a lower portion of one side of the first and second mounting plates 123 and 124 near the support frame 110, and both ends of the support plate 161 are fixedly connected with the first and second mounting plates 123 and 124, respectively, by screws. A third groove is formed in one side, close to the supporting plate 161, of the supporting frame 110, and a disc spring 164 is arranged in the third groove; one end of the adjusting stud 162 passes through the supporting plate 161 and then is inserted into the third groove and is contacted and pressed with the disc spring 164, and the disc spring 164 provides elastic support for the adjusting stud 162. The supporting plate 161 is provided with a threaded hole, and the supporting plate 161 is in threaded connection with the adjusting stud 162 to realize positioning; the lock nut 163 is in threaded connection with the adjusting stud 162 to prevent loosening, and the lock nut 163 abuts against the support plate 161. In the present embodiment, the upper parts of the sides of the first mounting plate 123 and the second mounting plate 124 near the support frame 110 are rotatably connected with the support frame 110 through the pin 111; when the toothed belt 126 is loosened during operation, the tightness of the toothed belt 126 is adjusted by means of the elastic force of the disc spring 164.

As shown in fig. 2, 3 and 5, in some embodiments of the utility model, the feedback mechanism 140 includes a potentiometer 141, a fourth synchronizing wheel 142, a fifth synchronizing wheel 143 and a timing belt 144.

Specifically, the axle of first duplex synchronizing wheel 125 passes through second mounting plate 124 to connect fifth synchronizing wheel 143; the second mounting plate 124 is connected to the fourth synchronizing wheel 142 by a bracket 145; the fifth synchronizing wheel 143 and the fourth synchronizing wheel 142 are connected through a synchronizing belt 144; the wheel axle of the fourth synchronizing wheel 142 passes through the bracket 145 to be connected with the potentiometer 141; the fifth synchronizing wheel 143 rotates along with the first duplex synchronizing wheel 125, drives the fourth synchronizing wheel 142 to rotate through the synchronous belt 144, and the potentiometer 141 rotates along with the fourth synchronizing wheel 142 and feeds back voltage values when the fourth synchronizing wheel 142 rotates to different positions, and the rotating speed of the fourth synchronizing wheel 142 is calculated according to the voltage values fed back by the potentiometer 141, so that the monitoring of the rotating speed of the fourth synchronizing wheel 142 is realized. In the present embodiment, the operation speed of the power mechanism 120, i.e., the operation speed of the toothed belt 126, is fed back by monitoring the rotation speed of the fourth synchronizing wheel 142. It should be noted that, the servo motor 121 is provided with an encoder to detect the rotation speed of the servo motor 121, i.e. the operation speed of the power mechanism 120; when there is a large difference between the rotational speed monitored by potentiometer 141 and the rotational speed monitored by the self-contained encoder of servo motor 121, an abnormal operation of power mechanism 120 is indicated.

As shown in fig. 4, in some embodiments of the present utility model, the number of the guide mechanisms 150 is set to four groups, and the guide mechanisms are uniformly distributed on the left and right side walls of the cavity of the support frame 110, so as to further ensure the stability and reliability of the whole G-arm 200 during the sliding process.

Specifically, the guide mechanism 150 includes a first guide wheel 153, a second guide wheel 154, and a third guide wheel 155, the first guide wheel 153 is disposed between the second guide wheel 154 and the third guide wheel 155, and an axle of the first guide wheel 153 is perpendicular to axles of the second guide wheel 154 and the third guide wheel 155. As shown in fig. 6, the left and right side walls of the G-arm 200 are symmetrically provided with guide grooves 230 along the arc direction thereof. During the sliding of the G arm 200, the tread of the first guide wheel 153 contacts the bottom of the guide groove 230, and the tread of the second guide wheel 154 and the third guide wheel 155 contact the upper and lower sidewalls of the guide groove 230, respectively.

Further, the guide mechanism 150 further includes a guide holder 151 rotatably connected to the support frame 110, the first guide wheel 153 is rotatably connected to a middle portion of a side of the guide holder 151 facing the G arm 200, two ends of the guide holder 151 along the sliding direction of the G arm 200 are symmetrically provided with guide blocks 152, two second guide wheels 154 are rotatably connected to one of the guide blocks 152, and two third guide wheels 155 are rotatably connected to the other guide block 152.

It should be noted that, two sets of guide mechanisms 150 are located on the right side wall of the cavity of the supporting frame 110, and the axle of the first guide wheel 153 in the two sets of guide mechanisms 150 is an eccentric axle. Specifically, as shown in fig. 9, the wheel axle of the first guide wheel 153 includes a first mounting portion 1531 and a second mounting portion 1532, the first mounting portion 1531 mounts the first guide wheel 153, the second mounting portion 1532 is mounted on the guide base 151, and central axes of the first mounting portion 1531 and the second mounting portion 1532 do not overlap.

In the above technical solution, the sliding module 100 drives the G arm 200 to slide in a larger range through the power mechanism 120; the toothed belt 126 is detected by the detection mechanism 130, and the toothed belt 126 is regulated by the regulating mechanism 160, so that the normal operation of the power mechanism 120 is ensured; the potentiometer 141 and the servo motor 121 form a double feedback mechanism through the self-contained encoder, so that the normal operation of the power mechanism 120 is further ensured. The sliding module 100 has compact structure and high reliability, and can effectively ensure the stable sliding of the G arm 200.

The X-ray machine according to the second aspect of the present utility model includes the above-mentioned slip module 100, and the slip module 100 according to the above-mentioned technical solution is adopted, so that all the advantages of the slip module 100 as described in the above-mentioned embodiment are provided, which is not listed here.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A slip module, comprising:

the support frame (110) is movably connected with the outer side of the G arm (200) and is used for supporting the G arm (200);

a power mechanism (120) mounted on the support frame (110); the power mechanism (120) comprises a servo motor (121), a first mounting plate (123), a second mounting plate (124), a first duplex synchronous wheel (125) and two toothed belts (126); the first mounting plate (123) and the second mounting plate (124) are vertically and parallelly arranged on one side of the support frame (110) away from the G arm (200); the two ends of the wheel shaft of the first duplex synchronous wheel (125) are respectively and rotatably connected with the first mounting plate (123) and the second mounting plate (124); after the two toothed belts (126) are respectively contacted with two wheel surfaces of the first duplex synchronous wheel (125), two ends of the two toothed belts (126) are respectively fixedly connected with the G arm (200); and a motor shaft of the servo motor (121) is connected with a wheel shaft of the duplex synchronous wheel (125) to drive the first duplex synchronous wheel (125) to rotate and drive the G arm (200) to slide relative to the support frame (110) through two toothed belts (126).

2. The slip module of claim 1, wherein the power mechanism (120) further comprises a speed reducer (122), a second duplex synchronizing wheel (127), and a third duplex synchronizing wheel (128); a motor shaft of the servo motor (121) is connected with an input shaft of the speed reducer (122) through a coupler, and an output shaft of the speed reducer (122) is used as a wheel shaft of the first duplex synchronous wheel (125); the second duplex synchronous wheel (127) and the third duplex synchronous wheel (128) are arranged in parallel in a cavity of one side of the support frame (110) facing the G arm (200), and the first duplex synchronous wheel (125) and the second duplex synchronous wheel (127) and the first duplex synchronous wheel (125) and the third duplex synchronous wheel (128) are connected in a rotating way through two toothed belts (126).

3. The slip module according to claim 2, characterized in that after two toothed belts (126) are respectively in contact with two tread surfaces of the first duplex synchronizing wheel (125), two ends of the two toothed belts (126) pass through between the second duplex synchronizing wheel (127) and the third duplex synchronizing wheel (128) at the same time; one end of each toothed belt (126) is respectively contacted with two wheel surfaces of the second duplex synchronous wheel (127) and then fixedly connected with the head end of the outer side wall of the G arm (200); the other ends of the two toothed belts (126) are respectively contacted with two wheel surfaces of the third duplex synchronous wheel (128) and then fixedly connected with the tail end of the outer side wall of the G arm (200).

4. The slip module of claim 1, further comprising a detection mechanism (130) for detecting the toothed belt (126).

5. The slip module of claim 4, wherein the detection mechanism (130) includes a stationary shaft (132), a swing link (133), a compression spring (134), and a proximity sensor (136); the fixed shaft (132) is arranged above the first duplex synchronous wheel (125), and two ends of the fixed shaft (132) along the length direction of the fixed shaft are fixedly connected with the upper ends of the first mounting plate (123) and the second mounting plate (124) respectively; the two swing rods (133) are sleeved on the fixed shaft (132) in parallel and can swing relative to the fixed shaft (132); one end of the swing rod (133) close to the supporting frame (110) is rotatably connected with an encapsulation bearing (131); the lower side of one end of the swing rod (133) far away from the supporting frame (110) is provided with a first groove; the proximity sensor (136) is arranged on one side, far away from the supporting frame (110), of the first mounting plate (123) and the second mounting plate (124) through a sensor mounting plate (135) which is horizontally arranged, and a second groove is formed in the upper end of the sensor mounting plate (135); one end of the compression spring (134) is arranged in the first groove, and the other end is arranged in the second groove.

6. The slip module of claim 1, further comprising a feedback mechanism (140) for feeding back the running speed of the toothed belt (126).

7. The slip module of claim 6, wherein the feedback mechanism (140) includes a potentiometer (141), a fourth synchronizing wheel (142), a fifth synchronizing wheel (143), and a timing belt (144); the wheel axle of the first duplex synchronous wheel (125) passes through the second mounting plate (124) to be connected with the fifth synchronous wheel (143); the second mounting plate (124) is connected with the fourth synchronous wheel (142) through a bracket (145); the fifth synchronizing wheel (143) and the fourth synchronizing wheel (142) are connected through the synchronous belt (144); the wheel axle of the fourth synchronizing wheel (142) penetrates through the bracket (145) to be connected with the potentiometer (141).

8. The slip module of claim 1, further comprising an adjustment mechanism (160) for adjusting the tightness of the toothed belt (126).

9. The slip module of claim 8, wherein the adjustment mechanism (160) includes a support plate (161), an adjustment stud (162), and a lock nut (163); the support plate (161) is vertically arranged at the lower part of one side, close to the support frame (110), of the first mounting plate (123) and the second mounting plate (124), and two ends of the support plate (161) are fixedly connected with the first mounting plate (123) and the second mounting plate (124) respectively; a third groove is formed in one side, close to the supporting plate (161), of the supporting frame (110), and a disc spring (164) is arranged in the third groove; one end of the adjusting stud (162) passes through the supporting plate (161) and then is inserted into the third groove to be contacted and extruded with the disc spring (164); the supporting plate (161) is in threaded connection with the adjusting stud (162) so as to realize positioning; the locking nut (163) is in threaded connection with the adjusting stud (162) to prevent loosening, and the locking nut (163) is abutted with the supporting plate (161).

10. An X-ray machine comprising a slip module according to any one of claims 1 to 9.