CN111365410B - Movable counterweight device and C-shaped arm equipment - Google Patents

Movable counterweight device and C-shaped arm equipment Download PDF

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Publication number
CN111365410B
CN111365410B CN202010302647.5A CN202010302647A CN111365410B CN 111365410 B CN111365410 B CN 111365410B CN 202010302647 A CN202010302647 A CN 202010302647A CN 111365410 B CN111365410 B CN 111365410B
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weight
balancing weight
transmission mechanism
brake
transmission
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CN111365410A (en
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张相雷
田春雷
姚丙义
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BOE Technology Group Co Ltd
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BOE Technology Group Co Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/28—Counterweights, i.e. additional weights counterbalancing inertia forces induced by the reciprocating movement of masses in the system, e.g. of pistons attached to an engine crankshaft; Attaching or mounting same
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
    • F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/0005—Attachment, e.g. to facilitate mounting onto confer adjustability
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/0011—Balancing, e.g. counterbalancing to produce static balance

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Manipulator (AREA)

Abstract

The disclosed embodiment provides a portable counter weight device and C type arm equipment, portable counter weight device is applied to C type arm equipment, includes: the transmission mechanism is connected with the brake structure of the C-shaped arm equipment; the balancing weight is connected with the transmission mechanism; when the brake structure is switched from a non-brake state to a brake state, a connecting shaft connected with the transmission mechanism in the brake structure rotates to drive the transmission mechanism to move, and the transmission mechanism drives the balancing weight to be far away from the bearing moving wheel of the C-shaped arm device. This disclosed embodiment is through changing the balancing weight and removing the position that the wheel was adjusted the balancing weight can the counter weight for the bearing for the balancing weight that adopts less weight just can realize the balancing weight effect the same with the balancing weight of original weight, has alleviateed the weight of balancing weight through the mode that changes the arm of force, has alleviateed the whole weight of C type arm equipment, and the mobility of system has obtained whole promotion, and the user of being convenient for promotes C type arm equipment, and user experience is better.

Description

Movable counterweight device and C-shaped arm equipment
Technical Field
The disclosure relates to the field of medical equipment, in particular to a movable counterweight device and C-shaped arm equipment.
Background
As a medical examination apparatus, a C-arm X-ray system (referred to as a C-arm apparatus for short) is mainly used for radiography, photography, and the like in various operations, plays an irreplaceable role in current clinical applications, and is widely applied to various operations in departments such as orthopedics, pain department, oncology department, gynecology, urology department, and the like.
At present, as the application of the C-shaped arm equipment is more and more extensive, the supervision of the C-shaped arm equipment is more and more mature, and the safety requirement on the C-shaped arm equipment is higher. When the C-shaped arm equipment is used, if the working end is in the maximum extending posture, test balance needs to be achieved under the conditions specified by regulations, and the situation that the C-shaped arm equipment is inclined and unstable is avoided, so that trimming needs to be implemented according to the structure of the C-shaped arm equipment in design.
Normally, the C-arm device is trimmed at the operation end for control, but some problems are caused by trimming, and the weight used for trimming increases the weight of the C-arm device, so that the increased weight causes the problem that the C-arm device is too heavy to push easily.
Disclosure of Invention
In view of this, the disclosed embodiments provide a movable counterweight device and a C-arm apparatus, so as to solve the following problems in the prior art: the balancing weight used for balancing can increase the weight of the C-shaped arm equipment, and the increased weight can bring the C-shaped arm equipment to be too heavy to be easily pushed.
In one aspect, an embodiment of the present disclosure provides a movable counterweight device applied to a C-arm apparatus, including: the transmission mechanism is connected with the brake structure of the C-shaped arm equipment; the balancing weight is connected with the transmission mechanism; the brake structure is switched from a non-brake state to a brake state, a connecting shaft connected with a transmission mechanism in the brake structure rotates to drive the transmission mechanism to move, and the transmission mechanism drives the balancing weight to be far away from a bearing moving wheel of the C-shaped arm device.
In some embodiments, the transmission is a gear transmission.
In some embodiments, the gear transmission mechanism comprises: the driving gear, the driven shaft, the driving gear and the driving rack; wherein, the connecting axle with driving gear rigid connection the connecting axle rotates and drives when the driving gear rotates, the driving gear rotates and drives driven gear, driven gear drives the driven shaft rotates, the driven shaft drives drive gear rotates, drive gear drives the drive rack removes, drive rack with balancing weight fixed connection, in order to drive the balancing weight is to keeping away from the direction removal that the wheel was removed in the bearing.
In some embodiments, the transmission is a chain drive.
In some embodiments, the transmission is a link transmission.
In some embodiments, the transmission mechanism is removably coupled to the weight.
In another aspect, an embodiment of the present disclosure provides a C-arm apparatus, which at least includes: brake structure and the portable counter weight device of any embodiment of this disclosure.
In some embodiments, the brake structure includes: the brake comprises two foot pedals, a connecting shaft arranged between the two foot pedals, and a brake pad for braking a bearing movable wheel arranged below a bottom plate.
In some embodiments, further comprising: the movable counterweight device comprises a base plate bearing the connecting shaft and the movable counterweight device, and a movable limiting groove is formed in the base plate.
In some embodiments, a sliding structure is disposed on the movable limiting groove, and the sliding structure is used for placing a balancing weight.
This disclosed embodiment is through changing the balancing weight and removing the position that the wheel was adjusted the balancing weight can the counter weight for the bearing for the balancing weight that adopts less weight just can realize the balancing weight effect the same with the balancing weight of original weight, has alleviateed the weight of balancing weight through the mode that changes the arm of force, has alleviateed the whole weight of C type arm equipment, and the mobility of system has obtained whole promotion, and the user of being convenient for promotes C type arm equipment, and user experience is better.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present disclosure, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a movable counterweight device according to a first embodiment of the disclosure;
fig. 2 is a first schematic view illustrating an operating state of a movable counterweight device according to a first embodiment of the disclosure;
fig. 3 is a schematic view illustrating a second working state of the movable counterweight device according to the first embodiment of the disclosure;
fig. 4 is a specific structural schematic diagram of a gear transmission mechanism provided in the first embodiment of the present disclosure;
fig. 5 is a schematic view of an overall structure of a C-arm apparatus according to a second embodiment of the present disclosure.
Reference numerals:
1-transmission mechanism, 2-brake structure, 3-counterweight block, 4-bearing moving wheel, 11-driving gear, 12-driven gear, 13-driven shaft, 14-driving gear and 15-driving rack.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.
A first embodiment of the present disclosure provides a movable counterweight device applied to a C-arm apparatus, the movable counterweight device having a structure schematically shown in fig. 1, including:
the transmission mechanism 1 is connected with a brake structure 2 of the C-shaped arm device; the balancing weight 3 is connected with the transmission mechanism 1; wherein, in the brake structure is switched to the brake state in-process from the non-braking state, the connecting axle that is connected with drive mechanism in the brake structure takes place to rotate, drives drive mechanism and takes place the motion, and drive mechanism drives the balancing weight and keeps away from the bearing of C type arm equipment and removes wheel 4.
In fig. 1, the brake structure is shown in the form of a connecting shaft between the pedal and the two pedals, but the brake structure is not limited to the pedal form, and a manual form, such as a manual pull rod form, may also be used, and when a user pulls the pull rod, the connecting shaft connected with the pull rod rotates, and then drives the transmission mechanism to move. The transmission mechanism can be detachably connected with the balancing weight to facilitate replacement of the weight of the balancing weight, and can also be fixedly connected without limitation.
In order to be able to adopt the weight when the balancing weight balancing work end of minimum weight stretches out the gesture maximally, the position of the balancing weight is adjusted in the embodiment of the disclosure, the gravity center of the balancing weight is closer to the bearing moving wheel, the smaller the weight that can be balanced is, the farther the gravity center of the balancing weight is from the bearing moving wheel, the larger the weight that can be balanced is, that is, the moment is increased through the change of the force arm.
This disclosed embodiment is through changing the balancing weight and removing the position that the wheel was adjusted the balancing weight can the counter weight for the bearing for the balancing weight that adopts less weight just can realize the balancing weight effect the same with the balancing weight of original weight, has alleviateed the weight of balancing weight through the mode that changes the arm of force, has alleviateed the whole weight of C type arm equipment, and the mobility of system has obtained whole promotion, and the user of being convenient for promotes C type arm equipment, and user experience is better.
The transmission mechanism can be realized in various forms, the transmission mechanism can be a gear transmission mechanism, a chain transmission mechanism, a connecting rod transmission mechanism and the like, and no matter what transmission mechanism is adopted, the transmission mechanism only needs to realize that the acting force generated by the brake structure in the process of switching from a non-brake state to a brake state drives the balancing weight to be far away from the bearing moving wheel.
In the specific implementation, the switching from the non-braking state to the braking state may be a state in which the pedals are parallel to each other and are inclined, and the process of moving the weight block will be described below with reference to the accompanying drawings by taking the transmission mechanism as a gear transmission mechanism as an example.
The double-headed arrow in fig. 2 shows the distance between the weight and the load-bearing moving wheel in the non-braking state of the braking structure, and the double-headed arrow in fig. 3 shows the distance between the weight and the load-bearing moving wheel in the braking state of the braking structure, as can be seen from a comparison of fig. 2 and 3, the double-headed arrow in fig. 3 is significantly longer than the double-headed arrow in fig. 2.
The specific structure of the gear transmission mechanism in fig. 2 and 3 is schematically shown in fig. 4, and includes: a driving gear 11, a driven gear 12, a driven shaft 13, a driving gear 14 and a driving rack 15; wherein, connecting axle and driving gear 11 rigid connection, when the connecting axle rotates and drives driving gear 11 and rotate, driving gear 11 rotates and drives driven gear 12, and driven gear 12 drives driven shaft 13 and rotates, and driven shaft 13 drives drive gear 14 and rotates, and drive gear 14 drives drive rack 15 and removes, drive rack 15 and balancing weight fixed connection to drive the balancing weight and remove the direction of wheel to keeping away from the bearing.
The problem that exists among the prior art is solved through the arm of force mode that increases the balancing weight to this disclosed embodiment. In a braking state, the gravity center of the balancing weight is close to the bearing moving wheel, so that the balancing weight is convenient to push; in the process of treading the pedal, the balancing weight is far away from the bearing moving wheel along with the action, the distance between the balancing weight and the bearing moving wheel is increased, the balancing enables the gravity center of the balancing weight to be more principle of the bearing moving wheel in the moving process, and the mobility of the system is increased; under the brake state, the balancing weight is farther from the working end, the moment is larger, and the balancing weight is realized.
The dynamic counterweight increases the mobility of the apparatus while allowing less weight of the counterweight to be used for balancing. The whole balancing structural design and the driving of the brake structural design are driven by the brake pedal in a unified way, so that the use scene of the brake is perfectly matched with the use scene of the balancing, namely, the balancing weight is far away from the bearing moving wheel during braking, the distance between the balancing weight and the bearing moving wheel is increased, the force arm is increased, and the balancing weight moment is improved; when equipment removes, the brake is opened, and the balancing weight is close the bearing and removes the wheel, and C type arm equipment focus is close to the wheel, and the mobility of equipment improves, simply just can not increase extra operation.
A second embodiment of the present disclosure provides a C-arm apparatus including at least: brake structure 2 and portable counter weight device, wherein, portable counter weight device includes: the transmission mechanism 1 is connected with a brake structure 2 of the C-shaped arm device; the balancing weight 3 is connected with the transmission mechanism 1; wherein, in the process of switching the brake structure from the non-braking state to the braking state, the connecting shaft between the two pedals of the brake structure rotates to drive the transmission mechanism to move, and the transmission mechanism drives the balancing weight to be far away from the bearing moving wheel 4 of the C-shaped arm device.
The brake structure at least comprises: two foot pedals, a connecting shaft arranged between the two foot pedals, and a brake pad used for braking a bearing moving wheel arranged below the bottom plate. Of course, the brake structure may also include other components, which are not mentioned in the embodiments of the present disclosure, and therefore, the description thereof is omitted here.
The brake structure can be in a pedal mode, when a user pedals the pedal, the connecting shaft connected with the pedal rotates to drive the transmission mechanism to move; of course, the imaging mode is not limited to the pedal mode, and a manual mode, such as a manual pull rod mode, may also be adopted, and when a user pulls the pull rod, a connecting shaft connected with the pull rod will rotate, and then the transmission mechanism will be driven to move. The transmission mechanism can be detachably connected with the balancing weight to facilitate replacement of the weight of the balancing weight, and can also be fixedly connected without limitation.
In order to be able to adopt the weight when the balancing weight balancing work end of minimum weight stretches out the gesture maximally, the position of the balancing weight is adjusted in the embodiment of the disclosure, the gravity center of the balancing weight is closer to the bearing moving wheel, the smaller the weight that can be balanced is, the farther the gravity center of the balancing weight is from the bearing moving wheel, the larger the weight that can be balanced is, that is, the moment is increased through the change of the force arm. The overall structure of the C-arm apparatus is schematically shown in fig. 5, wherein the left side is the working end and the right side is the operating end, and the braking structure and the movable weight device of the embodiment of the present disclosure are both disposed at the operating end, and since fig. 5 is an overall schematic view, only a part of the braking structure is shown, and the movable weight device is disposed inside the operating end, which is not shown in fig. 5.
This disclosed embodiment is through changing the balancing weight and removing the position that the wheel was adjusted the balancing weight can the counter weight for the bearing for the balancing weight that adopts less weight just can realize the balancing weight effect the same with the balancing weight of original weight, has alleviateed the weight of balancing weight through the mode that changes the arm of force, has alleviateed the whole weight of C type arm equipment, and the mobility of system has obtained whole promotion, and the user of being convenient for promotes C type arm equipment, and user experience is better.
The transmission mechanism can be realized in various forms, the transmission mechanism can be a gear transmission mechanism, a chain transmission mechanism, a connecting rod transmission mechanism and the like, and no matter what transmission mechanism is adopted, the transmission mechanism only needs to realize that the acting force generated by the brake structure in the process of switching from a non-brake state to a brake state drives the balancing weight to be far away from the bearing moving wheel.
For example, when the transmission is a gear transmission, the gear transmission may include: a driving gear 11, a driven gear 12, a driven shaft 13, a driving gear 14 and a driving rack 15; wherein, connecting axle and driving gear 11 rigid connection, when the connecting axle rotates and drives driving gear 11 and rotate, driving gear 11 rotates and drives driven gear 12, and driven gear 12 drives driven shaft 13 and rotates, and driven shaft 13 drives drive gear 14 and rotates, and drive gear 14 drives drive rack 15 and removes, drive rack 15 and balancing weight fixed connection to drive the balancing weight and remove the direction of wheel to keeping away from the bearing.
The C-shaped arm equipment further comprises a bottom plate bearing a connecting shaft and a movable counterweight device, a movable limiting groove is formed in the bottom plate, the movable limiting groove is used for preventing the counterweight block, the size of the movable limiting groove is matched with the counterweight block, the counterweight block moves according to the track of the limiting groove when moving, and the counterweight block is prevented from shaking left and right in the moving process. In order to further reduce the friction force and facilitate the user to realize the best moving effect by adopting the minimum force, a sliding structure can be arranged on the moving limiting groove and used for placing the balancing weight, when the balancing weight moves on the sliding structure, the friction force generated during moving is minimum, the moving performance of the system is best, and the force applied by the user is minimum.
The problem that exists among the prior art is solved through the arm of force mode that increases the balancing weight to this disclosed embodiment. In a braking state, the gravity center of the balancing weight is close to the bearing moving wheel, so that the balancing weight is convenient to push; in the process of treading the pedal, the balancing weight is far away from the bearing moving wheel along with the action, the distance between the balancing weight and the bearing moving wheel is increased, the balancing enables the gravity center of the balancing weight to be more principle of the bearing moving wheel in the moving process, and the mobility of the system is increased; under the brake state, the balancing weight is farther from the working end, the moment is larger, and the balancing weight is realized.
The dynamic counterweight increases the mobility of the apparatus while allowing less weight of the counterweight to be used for balancing. The whole balancing structural design and the driving of the brake structural design are driven by the brake pedal in a unified way, so that the use scene of the brake is perfectly matched with the use scene of the balancing, namely, the balancing weight is far away from the bearing moving wheel during braking, the distance between the balancing weight and the bearing moving wheel is increased, the force arm is increased, and the balancing weight moment is improved; when equipment removes, the brake is opened, and the balancing weight is close the bearing and removes the wheel, and C type arm equipment focus is close to the wheel, and the mobility of equipment improves, simply just can not increase extra operation.
Moreover, although exemplary embodiments have been described herein, the scope thereof includes any and all embodiments based on the disclosure having equivalent elements, modifications, omissions, combinations (e.g., of various embodiments across), adaptations or alterations. The elements of the claims are to be interpreted broadly based on the language employed in the claims and not limited to examples described in the present specification or during the prosecution of the application, which examples are to be construed as non-exclusive. It is intended, therefore, that the specification and examples be considered as exemplary only, with a true scope and spirit being indicated by the following claims and their full scope of equivalents.
The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other. For example, other embodiments may be used by those of ordinary skill in the art upon reading the above description. In addition, in the foregoing detailed description, various features may be grouped together to streamline the disclosure. This should not be interpreted as an intention that a disclosed feature not claimed is essential to any claim. Rather, the subject matter of the present disclosure may lie in less than all features of a particular disclosed embodiment. Thus, the following claims are hereby incorporated into the detailed description as examples or embodiments, with each claim standing on its own as a separate embodiment, and it is contemplated that these embodiments may be combined with each other in various combinations or permutations. The scope of the disclosure should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.
While the present disclosure has been described in detail with reference to the embodiments, the present disclosure is not limited to the specific embodiments, and those skilled in the art can make various modifications and alterations based on the concept of the present disclosure, and the modifications and alterations should fall within the scope of the present disclosure as claimed.

Claims (8)

1. A C-arm apparatus, comprising at least:
a brake structure and a movable counterweight device; wherein,
the movable counterweight device comprises:
the transmission mechanism is connected with the brake structure of the C-shaped arm equipment;
the balancing weight is connected with the transmission mechanism;
when the brake structure is switched from a non-braking state to a braking state, a connecting shaft connected with a transmission mechanism in the brake structure rotates to drive the transmission mechanism to move, and the transmission mechanism drives the balancing weight to be far away from a bearing moving wheel of the C-shaped arm device;
the brake structure includes:
the brake comprises two foot pedals, a connecting shaft arranged between the two foot pedals, and a brake pad for braking a bearing movable wheel arranged below a bottom plate; or,
the brake comprises a manual pull rod, a connecting shaft connected with the manual pull rod and a brake pad for braking a bearing movable wheel arranged below a bottom plate.
2. The C-arm apparatus of claim 1, further comprising:
the movable counterweight device comprises a base plate bearing the connecting shaft and the movable counterweight device, and a movable limiting groove is formed in the base plate.
3. The C-arm apparatus according to claim 2, wherein a sliding structure is disposed on the movement-limiting groove, and the sliding structure is used for placing a weight.
4. A C-arm apparatus according to claim 1, wherein the transmission is a gear transmission.
5. A C-arm apparatus according to claim 4, wherein said gear transmission comprises:
the driving gear, the driven shaft, the driving gear and the driving rack; wherein,
the connecting axle with the driving gear rigid connection when the connecting axle rotates and drives the driving gear rotates, the driving gear rotates and drives driven gear, driven gear drives the driven shaft rotates, the driven shaft drives drive gear rotates, drive gear drives the drive rack removes, drive rack with balancing weight fixed connection, in order to drive the balancing weight is to keeping away from the direction removal that the wheel was removed in the bearing.
6. C-arm device according to claim 1, wherein the transmission is a chain transmission.
7. A C-arm apparatus according to claim 1, wherein the transmission is a link transmission.
8. A C-arm apparatus according to any of claims 4 to 7, wherein said transmission mechanism is detachably connected to said weight.
CN202010302647.5A 2020-04-16 2020-04-16 Movable counterweight device and C-shaped arm equipment Active CN111365410B (en)

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CN202010302647.5A CN111365410B (en) 2020-04-16 2020-04-16 Movable counterweight device and C-shaped arm equipment

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Application Number Priority Date Filing Date Title
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CN111365410B true CN111365410B (en) 2022-05-17

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3877759D1 (en) * 1988-10-13 1993-03-04 Siemens Ag MOBILE X-RAY DIAGNOSTIC DEVICE WITH A HEIGHT-ADJUSTABLE COLUMN.
US4955046A (en) * 1989-04-17 1990-09-04 Siczek Aldona A C-arm for X-ray diagnostic examination
US8430564B2 (en) * 2011-02-28 2013-04-30 General Electric Company Sliding counterbalanced C-arm positioning devices and methods for using such devices
JP2013255966A (en) * 2012-06-13 2013-12-26 Olympus Corp Linear motion mechanism with own weight compensation, operation input device, and surgical operation support system
CN204468110U (en) * 2014-12-26 2015-07-15 深圳市柯尼达巨茂医疗设备有限公司 A kind of C-arm X-ray machine possessing Self-balancing
CN209220305U (en) * 2018-08-30 2019-08-09 孙飞 A kind of Medical C arm device

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