CN110081078B - Connecting device for weight reduction mechanism and suspension mechanism - Google Patents

Connecting device for weight reduction mechanism and suspension mechanism Download PDF

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Publication number
CN110081078B
CN110081078B CN201910349534.8A CN201910349534A CN110081078B CN 110081078 B CN110081078 B CN 110081078B CN 201910349534 A CN201910349534 A CN 201910349534A CN 110081078 B CN110081078 B CN 110081078B
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China
Prior art keywords
sliding block
connecting piece
slide
sliding
rail
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CN201910349534.8A
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Chinese (zh)
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CN110081078A (en
Inventor
高学山
吕鹏飞
李健
苗明达
刘欢
雷蕾
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Guangxi University of Science and Technology
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Guangxi University of Science and Technology
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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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C29/00—Bearings for parts moving only linearly
    • F16C29/004—Fixing of a carriage or rail, e.g. rigid mounting to a support structure or a movable part
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C29/00—Bearings for parts moving only linearly
    • F16C29/02—Sliding-contact bearings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

The invention discloses a connecting device for a weight reducing mechanism and a suspension mechanism, which is in mirror symmetry left and right and is composed of a sliding rail a, a sliding block a, a connecting plate, a connecting piece a, a sliding block b, a sliding rail b, a sliding block c and a connecting piece b. The parts are all simple parts, and the cost is low.

Description

Connecting device for weight reduction mechanism and suspension mechanism
Technical Field
The invention relates to a connecting device used between a weight-reducing mechanism and a suspension mechanism.
Background
The weight reducing mechanism is connected with the suspension mechanism by ropes and pulleys in the current stage, the weight reducing mechanism changes the direction of the force by pulling the ropes and then by the pulleys, so that the suspension mechanism is driven to move to achieve the weight reducing effect, and the winding device and the pulley installation device are required to be installed on the body in such a design, so that a large space is required to be occupied. Meanwhile, when the rope is pulled during work, certain noise is brought, so that the experience effect on patients is poor; but also a certain safety problem is brought about by the rope connection.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problem to be solved by the invention is to provide a design of a connecting device between a weight-reducing mechanism and a suspension mechanism, in order to increase the safety and stability of a system, ropes are not adopted, pulleys are directly in a modularized design, so that the safety and stability are improved, each module can be modified and replaced by the modularized design, and when parts are damaged, the corresponding module can be replaced, and the maintenance time is shortened. The design has small volume, compact overall structure, easy assembly with the body and can effectively reduce the installation space.
The technical scheme adopted by the invention is as follows:
The connecting device is formed by a sliding rail a, a sliding block a, a connecting plate, a connecting piece a, a sliding block b, a sliding rail b, a sliding block c and a connecting piece b, wherein the sliding block a and the sliding block c are sleeved on the sliding rail a and can slide up and down along the sliding rail a, and the sliding block a and the sliding block c are connected together through the connecting piece a; the connecting piece a is fixedly connected with the sliding block b, and the sliding block b is sleeved on the sliding rail b and can slide left and right along the sliding rail b; the connecting piece a is fixedly connected with the connecting plates, and the two connecting plates are connected together through the connecting piece b.
Preferably, the sliding rail a is fixedly arranged on the frame, in particular connected with the frame through screws; the sliding rail b is fixedly arranged on a moment arm of the weight reducing mechanism, and is particularly connected with the moment arm of the weight reducing mechanism through screws; the connecting piece b is used for installing a suspension mechanism, and is particularly connected with the suspension mechanism through screws.
Preferably, the slider b is a rotatable slider.
Preferably, the connecting piece a and the sliding block b are connected through bearings, in particular, the bearings are respectively connected with the connecting piece a and the sliding block b through screws.
Preferably, the sliding block a and the sliding block c are connected with each other through the connecting piece a, specifically, the sliding block a and the sliding block c are respectively connected with the connecting piece a through screws.
Preferably, the connecting piece a is in screw connection with the connecting plate, and the connecting plate is in screw connection with the connecting piece b.
Preferably, the sliding rail a can be changed into a screw rod, and an electric device is mounted on the screw rod.
Preferably, the two symmetrical sliding rails a can be combined into one sliding rail.
Compared with the prior art, the invention has the following beneficial effects:
1. The invention adopts a modularized design, has more adjustability, strong flexibility, convenient disassembly and maintenance, compact structure, easy installation with the body and effective reduction of the installation space. The parts are all simple parts, and the cost is low.
2. The invention adopts the detachable screw connection, is convenient for installing and replacing parts, not only increases the use persistence of the whole structure, but also provides possibility for a user to modify the invention according to the self needs.
3. The invention does not adopt ropes and pulleys, directly adopts modularized design, improves the safety and stability of the system and increases the comfort of patients.
4. The invention adopts the combination of the sliding rail and the sliding block, thereby effectively reducing the friction force.
Drawings
FIGS. 1 and 2 are schematic structural views of the connecting device of the present invention;
FIG. 3 is a schematic view of the structure of the connecting piece a;
FIG. 4 is a schematic diagram of a structure of a connection plate;
In the figure, 1, a sliding rail a; 2. a sliding block a; 3. a connecting plate; 4. a connecting piece a; 5. a sliding block b; 6. a sliding rail b; 7. a slide block c; 8. a connecting piece b; 9. a bearing; A. a frame; B. a weight reducing mechanism arm of force; C. a suspension mechanism.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
Example 1
The connecting device for the weight reducing mechanism and the suspension mechanism is characterized in that the connecting device is in mirror symmetry left and right and comprises a sliding rail a (1), a sliding block a (2), a connecting plate (3), a connecting piece a (4), a sliding block b (5), a sliding rail b (6), a sliding block c (7) and a connecting piece b (8), wherein the sliding block a (2) and the sliding block c are sleeved on the sliding rail a (1) and can slide up and down along the sliding rail a (1), the sliding block a (2) and the sliding block c are connected together through the connecting piece a (4), and particularly the sliding block a (2) and the sliding block c (7) are respectively connected with the connecting piece a (4) through screws; the connecting piece a (4) is fixedly connected with the sliding block b (5), the sliding block b (5) is sleeved on the sliding rail b (6) and can slide left and right along the sliding rail b (6), the sliding block b (5) is a rotatable sliding block, the connecting piece a (4) is connected with the sliding block b through a bearing (9), the sliding block b (6) can rotate in all directions when sliding along the sliding rail b (7), and particularly the bearing (9) is respectively connected with the connecting piece a (4) and the sliding block b (5) through screws; the connecting piece a (4) is connected with the connecting plates (3) through screws, and the two connecting plates (3) are respectively connected with the connecting piece b (8) through screws. The sliding rail a (1) is fixedly arranged on the frame (A) and is connected with the frame (A) through screws; the sliding rail B (7) is fixedly arranged on the weight reducing mechanism force arm (B) and is in screw connection with the weight reducing mechanism force arm (B); the connecting piece b (8) is used for installing the suspension mechanism (C) and is connected with the suspension mechanism (C) through screws.
Example 2
The structure is similar to the connecting device described in embodiment 1, except that the slide rail a (1) can be replaced by a screw and an electric device is mounted on the screw.
Example 3
The structure is similar to the connecting mechanism described in embodiment 1, except that two slide rails of the rack, which are bilaterally symmetrical, can be changed into one slide rail.

Claims (3)

1. The connecting device for the weight reducing mechanism and the suspension mechanism is characterized by being in mirror symmetry left and right, and comprising a slide rail a, a slide block a, a connecting plate, a connecting piece a, a slide block b, a slide rail b, a slide block c and a connecting piece b, wherein the slide block a and the slide block c are sleeved on the slide rail a and can slide up and down along the slide rail a, and the slide block a and the slide block c are connected together through the connecting piece a; the connecting piece a is connected with the sliding block b through a bearing, the sliding block b is a rotatable sliding block, and the sliding block b is sleeved on the sliding rail b and can slide left and right along the sliding rail b; the connecting piece a is fixedly connected with the connecting plates, and the two connecting plates are connected together through the connecting piece b; the sliding rail a is fixedly arranged on the frame, and is particularly connected with the frame through screws; the sliding rail b is fixedly arranged on a moment arm of the weight reducing mechanism, and is particularly connected with the moment arm of the weight reducing mechanism through screws; the connecting piece b is used for installing a suspension mechanism, and is particularly connected with the suspension mechanism through screws.
2. The connecting device for the weight reducing mechanism and the suspension mechanism according to claim 1, wherein the sliding block a and the sliding block c are connected through a connecting piece a, specifically the sliding block a and the sliding block c are respectively connected with the connecting piece a through screws.
3. The connecting device for a weight reducing mechanism and a suspension mechanism according to claim 1, wherein the connecting member a is screwed to the connecting plate, and the connecting plate is screwed to the connecting member b.
CN201910349534.8A 2019-04-28 2019-04-28 Connecting device for weight reduction mechanism and suspension mechanism Active CN110081078B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910349534.8A CN110081078B (en) 2019-04-28 2019-04-28 Connecting device for weight reduction mechanism and suspension mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910349534.8A CN110081078B (en) 2019-04-28 2019-04-28 Connecting device for weight reduction mechanism and suspension mechanism

Publications (2)

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CN110081078A CN110081078A (en) 2019-08-02
CN110081078B true CN110081078B (en) 2024-04-19

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CN201910349534.8A Active CN110081078B (en) 2019-04-28 2019-04-28 Connecting device for weight reduction mechanism and suspension mechanism

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US4628756A (en) * 1984-05-04 1986-12-16 Hitachi, Ltd. Positioning apparatus
DE4108793A1 (en) * 1991-03-18 1992-09-24 Peter Drechsel Linear guide for accurately positioning machine parts - has guide rails lined inside with cylindrical weak replaceable parts
EP0567032A1 (en) * 1992-04-24 1993-10-27 Nippon Thompson Co., Ltd. Linear motion rolling guide unit
DE10058317A1 (en) * 1999-11-25 2001-05-31 Thk Co Ltd Simulator universal joint with three degrees of freedom combines great strength stiffness within a parallel framed structure
US6336393B1 (en) * 1998-07-01 2002-01-08 Parker-Hannifin Corporation Rodless pneumatic cylinder
WO2003089265A1 (en) * 2002-04-22 2003-10-30 Johnson Controls Technology Company Article attachment system
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KR20040084817A (en) * 2003-03-27 2004-10-06 가부시끼가이샤 르네사스 테크놀로지 Magnetic memory device and manufacturing method of magnetic memory device
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US6336393B1 (en) * 1998-07-01 2002-01-08 Parker-Hannifin Corporation Rodless pneumatic cylinder
DE10058317A1 (en) * 1999-11-25 2001-05-31 Thk Co Ltd Simulator universal joint with three degrees of freedom combines great strength stiffness within a parallel framed structure
WO2003089265A1 (en) * 2002-04-22 2003-10-30 Johnson Controls Technology Company Article attachment system
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CN109335629A (en) * 2018-10-23 2019-02-15 广西科技大学 A kind of passive loss of weight mechanism design
CN109573505A (en) * 2019-01-15 2019-04-05 苏州世坤工业设备有限公司 A kind of hanging trolley transporting clothing
CN210003682U (en) * 2019-04-28 2020-01-31 广西科技大学 connecting device for weight reducing mechanism and suspension mechanism

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