CN212546968U - Bulb locking mechanism and bulb elevating gear - Google Patents

Abstract

The utility model discloses a bulb locking mechanical system, include: the mounting frame is provided with a roller shaft and a guide post, and the guide post is arranged in parallel with the roller shaft; the roller is rotatably arranged on the roller shaft; the magnet sucker is fixed on the side surface of the roller; the electromagnet assembly is movably mounted on the guide post and is suitable for moving along the guide post and abutting against the magnet sucker in an electrified state. The utility model discloses still provide bulb elevating gear. The utility model discloses a bulb locking mechanism sets up the magnet sucking disc through the side at the gyro wheel, utilizes the principle that the electro-magnet circular telegram produced magnetic force, makes the electro-magnet follow the guide post motion and adsorb on the magnet sucking disc to reach the effect fixed with the gyro wheel, have advantages such as easy operation is convenient, improved the accuracy of locking location greatly.

Description

Bulb locking mechanism and bulb elevating gear

Technical Field

The utility model relates to the technical field of medical equipment, in particular to bulb locking mechanical system and bulb elevating gear.

Background

The steel wire rope lifting device for the medical X-ray bulb tube adopted in the lifting process generally utilizes one end of a steel wire rope to be connected with the bulb tube assembly, and the other end of the steel wire rope bypasses a roller to be connected with a balancing weight, so that the stable lifting of the control bulb assembly is realized. Elevating gear is in the use, the lift of ball pipe subassembly is adjusted through exogenic forces such as manpower usually makes the ball pipe subassembly remove appointed height, thereby reach the effect of locking through the rotation of locking structure or limit switch prevention gyro wheel, and at the in-process of the fixed locking of reality, limit switch has complex operation, open and stop difficult scheduling problem, lead to the locking location inaccuracy, and traditional electro-magnet locking structure then has that the noise is too big, the locking location is not accurate, the position is not convenient for shortcoming such as adjust.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model discloses the first aspect provides a bulb locking mechanical system, and the second aspect provides bulb elevating gear, can realize quick locking.

According to the utility model discloses bulb locking mechanical system of first aspect embodiment, include: the mounting frame is provided with a roller shaft and a guide post, and the guide post and the roller shaft are arranged in parallel; the roller is rotatably arranged on the roller shaft; the magnet sucker is fixed on the side surface of the roller; the electromagnet assembly is movably mounted on the guide post and is suitable for moving along the guide post and abutting against the magnet sucker in the electrified state.

According to the utility model discloses bulb locking mechanical system has following beneficial effect at least: set up the magnet sucking disc through the side at the gyro wheel, utilize the principle that the electro-magnet circular telegram produced magnetic force, make the electro-magnet along the guide post motion and adsorb on the magnet sucking disc to reach the effect fixed with the gyro wheel, have advantages such as easy operation convenience, improved the accuracy of locking location greatly.

According to some embodiments of the utility model, the electromagnet assembly includes: the electromagnet mounting plate is provided with a mounting hole matched with the guide post, and the electromagnet mounting plate is sleeved on the guide post through the mounting hole; the electromagnet is fixed on the electromagnet mounting plate and arranged between the electromagnet mounting plate and the magnet sucker.

According to the utility model discloses a some embodiments still include the elastic component, the one end and the mounting bracket of elastic component are connected, and the other end is connected with electromagnet assembly, and the elastic component is suitable for and orders about electromagnet assembly and magnet sucking disc separation.

According to some embodiments of the utility model, still include the screw rod, screw rod and guide post parallel arrangement, the electro-magnet mounting panel be equipped with screw rod assorted through-hole, screw rod one end is connected with the mounting bracket, the through-hole is worn to establish by the other end and is equipped with the nut, the elastic component is suitable for and orders about electro-magnet mounting panel butt nut.

According to some embodiments of the utility model, the elastic component is a pressure spring.

According to some embodiments of the utility model, be equipped with the bearing between gyro wheel and the gyro wheel axle, the gyro wheel axle tip is equipped with the axle sleeve, axle sleeve butt bearing lateral wall.

According to some embodiments of the utility model, the magnet sucking disc all is equipped with corresponding screw hole with the gyro wheel, and threaded hole is equipped with the screw, and the screw is used for fixed connection magnet sucking disc and gyro wheel.

According to the second aspect of the present invention, the tube lifting device comprises any one of the tube locking mechanisms, and further comprises a stand column adapted to be provided with the tube locking mechanism, wherein the stand column is provided with a sliding member and a counterweight, the sliding member and the counterweight are adapted to move vertically along the stand column, and the sliding member is adapted to mount an X-ray tube; one end of the pull rope is connected with the sliding piece, and the other end of the pull rope is wound on the roller and is connected with the balancing weight.

According to the utility model discloses bulb elevating gear has following beneficial effect at least: through set up bulb locking mechanism on bulb elevating gear, when the slider drove X ray bulb and is the elevating movement, only need control the electro-magnet circular telegram, make electro-magnet and magnet sucking disc adsorb, can control the fixed of gyro wheel to realize the motion locking of X ray bulb, need not with the help of external force fixed locking such as manpower, have the high-efficient stable, easy operation's of locking advantage.

According to some embodiments of the utility model, the gyro wheel surface be equipped with stay cord assorted metallic channel, the metallic channel is the V-arrangement structure.

According to some embodiments of the utility model, the stay cord is wire rope.

Additional aspects and advantages of the invention 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 invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of a bulb locking mechanism according to the present embodiment;

FIG. 2 is a front cross-sectional view of the bulb locking mechanism of the present embodiment;

FIG. 3 is a top view of the bulb locking mechanism of the present embodiment;

FIG. 4 is a schematic structural diagram of the bulb lifting device according to the present embodiment;

reference numerals: a mounting block 100; a roller shaft 110; a guide post 120; a bearing 130; a shaft sleeve 140; a roller 200; a wire groove 210; a magnet chuck 300; an electromagnet assembly 400; an electromagnet mounting plate 410; an electromagnet 420; an elastic member 430; a screw 440; a nut 450; a screw 500; a column 600; a slider 610; a counterweight 620; a pull cord 700.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "lateral", "longitudinal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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 invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to the utility model discloses a bulb locking mechanical system of first aspect embodiment, refer to fig. 1, fig. 2, fig. 3, include: the mounting frame 100 is provided with a roller shaft 110 and guide columns 120, the guide columns 120 are arranged in parallel with the roller shaft 110, the mounting frame 100 comprises a bottom plate and two groups of vertical plates which are arranged in parallel, the vertical plates are perpendicular to the bottom plate and are fixedly connected with the bottom plate through structures such as screws 500 and washers, two ends of the roller shaft 110 are fixedly connected with the two bottom plates through structures such as screws 500, gaskets and shaft end covers, the guide columns 120 are fixedly connected on the vertical plate on the left side through threads, the vertical plates are rectangular, and the guide columns 120 are provided with four groups and are respectively arranged on four corners of the vertical plates; a roller 200 rotatably disposed on the roller shaft 110 through a bearing 130; the magnet sucker 300 is fixed on the side surface of the roller 200, the magnet sucker 300 is circular, threaded holes are formed in the left side surfaces of the magnet sucker 300 and the roller 200, and the magnet sucker 300 is fixed on the left side surface of the roller 200 through a screw 500; the electromagnet assembly 400 is movably mounted on the guide post 120, the electromagnet assembly 400 is arranged on the left side of the magnet sucker 300, the electromagnet assembly 400 generates magnetic force in the power-on state, and moves rightwards along the guide post 120 under the driving of the magnetic force and abuts against the magnet sucker 300.

According to the utility model discloses a bulb locking mechanical system has following beneficial effect at least: set up the magnet sucking disc through the side at the gyro wheel, utilize the principle that the electro-magnet circular telegram produced magnetic force, make the electro-magnet along the guide post motion and adsorb on the magnet sucking disc to reach the effect fixed with the gyro wheel, have advantages such as easy operation convenience, improved the accuracy of locking location greatly.

In some embodiments of the present invention, referring to fig. 1, 2, and 3, the electromagnet assembly 400 includes: the electromagnet mounting plate 410 is provided with mounting holes matched with the guide posts 120, and the electromagnet mounting plate 410 is sleeved on the guide posts 120 through the mounting holes, wherein the electromagnet mounting plate 410 is rectangular, and the number of the mounting holes is four groups which is consistent with that of the guide posts 120; electromagnet 420, through the structural fixation of screw 500 on electromagnet mounting panel 410, electromagnet 420 sets up between electromagnet mounting panel 410 and magnet sucking disc 300, and electromagnet 420 is the cylinder type, and in this embodiment, electromagnet 420 is two sets of around being equipped with, and electromagnet mounting panel 410 sets up the left side at the riser of mounting bracket 100, and the riser is equipped with the through-hole, and electromagnet 420 right-hand member passes the through-hole of riser and presses close to magnet sucking disc 300. Through setting up electro-magnet mounting panel 410 structure, can make things convenient for the assembly of electro-magnet subassembly 400, increase or reduce the quantity of electro-magnet 420 through past electro-magnet mounting panel 410 simultaneously to can mediate the demand to electro-magnet 420 locking effect according to in-service use.

In some embodiments of the present invention, referring to fig. 1 and fig. 2, the present invention further includes an elastic member 430, the elastic member 430 is disposed on the guiding post 120, one end of the elastic member 430 is connected to the mounting frame 100, the other end is connected to the electromagnet mounting plate 410, and the elastic member 430 is suitable for ordering the electromagnet assembly 400 to separate from the magnet chuck 300. It should be noted that the connection of the elastic member 430 may be a fixed connection or a separable contact connection. The electromagnet 420 and the magnetic chuck 300 are attracted to each other when in the power-on state, the electromagnet mounting plate 410 overcomes the elastic force of the elastic member 430 and moves rightwards, and when in the power-off state, due to the elastic force of the elastic member 430, the electromagnet mounting plate 410 moves leftwards along the guide post 120 and simultaneously drives the electromagnet 420 and the magnetic chuck 300 to separate, so that the automatic pop-up effect is realized.

The utility model discloses an in some embodiments, refer to fig. 1, fig. 3, still include screw rod 440, screw rod 440 and guide post 120 parallel arrangement, electro-magnet mounting panel 410 be equipped with screw rod 440 assorted through-hole, screw rod 440 one end is connected with mounting bracket 100, the other end is worn to establish the through-hole and is equipped with nut 450, elastic component 430 is suitable for ordering about electro-magnet mounting panel 410 butt nut 450, in this embodiment, screw rod 440 and screw 500 all include four groups, be equipped with four groups of screw holes on the riser of mounting bracket 100, screw 500 is worn to establish the through-hole of electro-magnet mounting panel 410 and is fixed on the riser. The limiting effect is achieved through the structure of the screw 440 and the nut 450, wherein when the elastic member 430 drives the electromagnet mounting plate 410 to move leftwards, the nut 450 can prevent the electromagnet mounting plate 410 from being separated from the guide post 120 in the moving process along the upright post 600, and meanwhile, the position of the nut 450 is adjusted, so that the automatic attraction and bouncing-off distance between the electromagnet 420 and the magnet sucker 300 is controlled, the attraction and bouncing-off gap of the electromagnet 420 can be effectively controlled within 0.05mm-0.1mm, the problem of overlarge attraction noise of the electromagnet 420 is solved, and the effect of greatly shortening the attraction time of the electromagnet 420 is achieved.

In some embodiments of the present invention, referring to fig. 2, the elastic member 430 is a compression spring. It should be noted that the elastic member 430 is used to provide a pushing force for the electromagnet mounting plate 410 to drive the electromagnet assembly 400 to separate from the magnet chuck 300, and the elastic member 430 may also be other components with elastic potential energy, such as a tension spring.

In some embodiments of the present invention, referring to fig. 2, a bearing 130 is disposed between the roller 200 and the roller shaft 110, a shaft sleeve 140 is disposed at the end of the roller shaft 110, and the shaft sleeve 140 abuts against the side wall of the bearing 130. The bearing 130 functions to support the roller 200 and reduce friction, and the bushing 140 functions to fix the bearing 130 and facilitate the removal and replacement of the bearing 130.

In some embodiments of the present invention, referring to fig. 2, the magnet holder 300 and the roller 200 are all provided with corresponding threaded holes, the threaded holes are provided with screws 500, and the magnet holder 300 and the roller 200 are connected through the screws 500. The magnet chuck 300 and the roller 200 are fixedly connected through the screw 500, so that the assembly and replacement of the roller 200 and the magnet chuck 300 can be facilitated, and the good fixation of the two can be ensured. The magnet chuck 300 and the roller 200 may be fixed by other methods such as welding.

According to the utility model discloses bulb elevating gear of second aspect embodiment, refer to fig. 1, fig. 4, including any one above-mentioned bulb locking mechanism, still include stand 600, be suitable for setting up bulb locking mechanism, bulb locking mechanism sets up at the top of stand 600, the bottom plate of mounting bracket 100 passes through screw 500 structure and stand 600 fixed connection, stand 600 is provided with slider 610 and balancing weight 620, slider 610 and balancing weight 620 are suitable for along stand 600 being vertical motion, slider 610 is suitable for the installation X ray bulb, wherein, the surface of stand 600 is equipped with the slide rail structure along the vertical direction, slider 610 is connected with the slide rail structure cooperation, stand 600 is inside to be equipped with the removal passageway along the vertical direction, balancing weight 620 sets up in the removal passageway, slider 610 and balancing weight 620 are vertical motion along stand 600 through slide rail and removal passageway respectively; one end of the pull rope 700 is connected to the sliding member 610, and the other end of the pull rope 700 is wound around the roller 200 and connected to the counterweight block 620, wherein two ends of the pull rope 700 are respectively provided with a connector, and the connectors are respectively fixedly connected to the sliding member 610 and the counterweight block 620.

According to the utility model discloses a bulb elevating gear has following beneficial effect at least: through set up bulb locking mechanism on bulb elevating gear, when the slider drove X ray bulb and is the elevating movement, only need control the electro-magnet circular telegram, make electro-magnet and magnet sucking disc adsorb, can control the fixed of gyro wheel to realize the motion locking of X ray bulb, need not with the help of external force fixed locking such as manpower, have the high-efficient stable, easy operation's of locking advantage.

In some embodiments of the present invention, referring to fig. 2 and 3, the surface of the roller 200 is provided with a wire groove 210 matching with the pull rope 700, the wire groove 210 is a V-shaped structure, and the inner width thereof is smaller than the outer width. When the rope body of the pull rope 700 enters the wire guide groove 210 of the roller 200, the stress between the wire guide groove 210 and the pull rope 700 can be effectively relieved by the V-shaped structure, the pull rope 700 is prevented from scraping the inner wall of the wire guide groove 210, and therefore the durability of the equipment is ensured.

The utility model discloses an in some embodiments, the stay cord is wire rope, and the long distance load can be transmitted to the wire rope structure, has higher tensile strength and impact toughness simultaneously, has guaranteed the stability and the accurate nature of motion transmission between slider and the balancing weight.

In the description herein, references to the description of "some embodiments" mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A bulb locking mechanism, comprising:

the mounting frame is provided with a roller shaft and a guide post, and the guide post is arranged in parallel with the roller shaft;

the roller is rotatably arranged on the roller shaft;

the magnet sucker is fixed on the side surface of the roller;

the electromagnet assembly is movably mounted on the guide post and is suitable for moving along the guide post and abutting against the magnet sucker in an electrified state.

2. The bulb locking mechanism of claim 1 wherein the electromagnet assembly comprises:

the electromagnet mounting plate is provided with a mounting hole matched with the guide post, and the electromagnet mounting plate is sleeved on the guide post through the mounting hole;

the electromagnet is fixed on the electromagnet mounting plate and arranged between the electromagnet mounting plate and the magnet sucker.

3. The bulb locking mechanism of claim 2 further comprising an elastic member having one end connected to the mounting bracket and the other end connected to the electromagnet mounting plate, the elastic member adapted to urge the electromagnet assembly away from the magnet chuck.

4. The bulb locking mechanism of claim 3 further comprising a screw rod, wherein the screw rod is parallel to the guide post, the electromagnet mounting plate is provided with a through hole matched with the screw rod, one end of the screw rod is connected with the mounting frame, the other end of the screw rod penetrates through the through hole and is provided with a nut, and the elastic element is suitable for driving the electromagnet mounting plate to abut against the nut.

5. A bulb locking mechanism according to claim 3 or 4, characterised in that the resilient member is a compression spring.

6. The tube locking mechanism of claim 1 wherein a bearing is disposed between the roller and the roller shaft, and a bushing is disposed at an end of the roller shaft, the bushing abutting against a sidewall of the bearing.

7. The bulb locking mechanism of claim 1 wherein the magnet cup and the roller each have a corresponding threaded hole with a screw therein adapted to secure the magnet cup and the roller.

8. A bulb lifting device comprising the bulb locking mechanism of any one of claims 1 to 7, further comprising:

the vertical column is suitable for being provided with the bulb tube locking mechanism, the vertical column is provided with a sliding part and a balancing weight, the sliding part and the balancing weight are suitable for doing vertical motion along the vertical column, and the sliding part is suitable for installing an X-ray bulb tube;

and one end of the pull rope is connected with the sliding piece, and the other end of the pull rope is wound on the roller and is connected with the balancing weight.

9. The bulb lifting device according to claim 8, wherein a guide groove matched with the pulling rope is formed in a wheel surface of the roller, and the guide groove is of a V-shaped structure.

10. The bulb tube lifting device according to claim 8, wherein the pull cord is a steel wire rope.

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