CN105626805A - Telescopic device - Google Patents
Telescopic device Download PDFInfo
- Publication number
- CN105626805A CN105626805A CN201610173375.7A CN201610173375A CN105626805A CN 105626805 A CN105626805 A CN 105626805A CN 201610173375 A CN201610173375 A CN 201610173375A CN 105626805 A CN105626805 A CN 105626805A
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- CN
- China
- Prior art keywords
- expansion pipe
- expansion
- expansion link
- flexible shell
- flexible
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a telescopic device which is mainly used for solving the problem that a current transmission device is great in space usage. The telescopic device comprises a telescopic pole, a telescopic tube stack and a telescopic shell which are sequentially arranged from inside to outside in a sleeving mode. The telescopic device is characterized in that threads are arranged on the telescopic pole and on the outer side wall of each telescopic tube in the telescopic tube stack, wherein the telescopic tube shell and the tube head of each telescopic tube in the telescopic tube stack are provided with nuts which are adaptive to the threads of the adjacent telescopic tube at the inner side or the telescopic pole; the telescopic pole is fixedly arranged in a circumferential direction; and the rear end of the telescopic shell is connected to the output shaft of a drive mechanism. The telescopic device is small in space usage, capable of promoting reasonable layout of the space, and capable of adapting to transmission within various distances.
Description
Technical field
The present invention relates to a kind of flexible device.
Background technology
In existing transmission mechanism, common are lead screw transmission, rack gear etc., this kind of type of drive can convert rotary motion to translational motion, but, similar transmission mechanism has a common feature: needing power transmission how far distance, the length of leading screw or tooth bar just can not be less than this distance. Transmission mechanism takies excessive space, seriously have impact on the reasonableness of space layout.
Summary of the invention
For the problems referred to above, the present invention provides a kind of and takies the little flexible device in space.
For achieving the above object, the flexible device of the present invention comprises expansion link sheathed successively from inside to outside, expansion pipe group, flexible shell; Being provided with screw thread on the outer side wall of each expansion pipe in described expansion link and described expansion pipe group, the tube head of each expansion pipe in described flexible shell and described expansion pipe group is provided with the nut suitable with the screw thread of inner side adjacent expansion pipe or expansion link; It is provided with baffle plate in the thread groove of the rear end of described expansion link and each expansion pipe;
Described expansion link circumference is fixedly installed; Described flexible shell rear end is connected with the output shaft of driving mechanism;
When described drive unit drives described flexible shell just to rotation, expansion link and each expansion pipe outwards stretch out; When described drive unit drives described flexible shell to rotate backward, expansion link and each expansion pipe are to contract.
Further, the thread pitch of described expansion pipe is not less than the thread pitch of the adjacent expansion link in inner side or expansion pipe; The pitch of the spiral arc groove of described expansion pipe is not less than the pitch of the spiral arc groove of inner side adjacent expansion pipe or expansion link.
Further, described flexible shell is outside equipped with protective housing, and described protective housing rear end is connected with the Connection Block of driving mechanism.
Further, described nut comprises the spacing preiection being arranged in flexible shell or expansion pipe front inner wall, the thread fit of the expansion link that described spacing preiection is adjacent with inner side or expansion pipe.
Further, described flexible shell rear end is provided with driver plate, the center of described driver plate is provided with the axis hole that the output shaft with driving mechanism coordinates, and is provided with thrust block between described driver plate and described driving mechanism, is provided with and stitches pin together between described driver plate and described flexible shell.
Further, described protective housing front end is provided with the dw that flexible materials is made, and the length of described dw is not less than the length sum of expansion link and each expansion pipe; Described protective housing Inner Front End is provided with inner ring; described inner ring external diameter and described dw thickness sum equal the internal diameter of described protective housing; one end of described dw is arranged between described inner ring and described protective housing; described inner ring and described protective housing are connected by screw, and the other end of described dw together moves with expansion link front end.
Rotary motion can be converted to translational motion by the flexible device of the present invention, but, when not using, it is possible to by flexible to expansion pipe used and expansion link retraction shell, it is thus possible to ensure that flexible device takies minimum space when not using, promote the reasonableness of space layout. The present invention stretches out to transmission direction in use, and in the flexible shell of not where applicable retraction, and flexible shell is fixedly installed, and therefore, the present invention only takies unidirectional space, and does not take and the space of transmission direction reverse direction. The present invention can choose the quantity of expansion pipe according to transmission distance, and therefore, the adaptability of the present invention is extremely strong.
For the problems referred to above, the present invention provides a kind of and takies the little flexible device in space.
For achieving the above object, the flexible device of the present invention comprises expansion link sheathed successively from inside to outside, expansion pipe group, flexible shell; The outer side wall of each expansion pipe in described expansion link and described expansion pipe group is provided with single head or multi-head spiral circular arc groove, the tube head of each expansion pipe in described flexible shell and described expansion pipe group is along the circumferential direction evenly provided with one or more ball holes, arranges the ball suitable with the spiral arc groove of inner side adjacent expansion pipe or expansion link in described ball hole; It is provided with baffle plate in the spiral arc groove of the rear end of described expansion link and each expansion pipe;
The ball hole of described flexible shell and expansion pipe is blind hole; Or, it is female that described flexible shell and expansion pipe are outside equipped with lid, and the ball hole of described flexible shell and expansion pipe is through hole, and the female position corresponding with described ball hole of described lid is provided with blind hole or groove;
Described expansion link circumference is fixedly installed; Described flexible shell rear end is connected with the output shaft of driving mechanism;
When described drive unit drives described flexible shell just to rotation, expansion link and each expansion pipe outwards stretch out; When described drive unit drives described flexible shell to rotate backward, expansion link and each expansion pipe are to contract.
Rotary motion can be converted to translational motion by the flexible device of the present invention, but, when not using, it is possible to by flexible to expansion pipe used and expansion link retraction shell, it is thus possible to ensure that flexible device takies minimum space when not using, promote the reasonableness of space layout. The present invention stretches out to transmission direction in use, and in the flexible shell of not where applicable retraction, and flexible shell is fixedly installed, and therefore, the present invention only takies unidirectional space, and does not take and the space of transmission direction reverse direction. The present invention can choose the quantity of expansion pipe according to transmission distance, and therefore, the adaptability of the present invention is extremely strong.
For the problems referred to above, the present invention provides a kind of flexible device taking the little opening and closing door and window in space.
For achieving the above object, the flexible device of opening and closing door and window of the present invention, comprises any one flexible device above-mentioned, sash and bar; It is characterized in that: the driving mechanism of described flexible device or protective housing and described sash are hinged, and expansion link and the bar of described flexible device are hinged.
Further, described sash being provided with the gauze fan of mosquito proof, position corresponding with described flexible device on described gauze fan is provided with telescopic hole.
Further, described flexible device is outside equipped with airtight cover, and described airtight cover one end is connected with described gauze fan, and the other end of described airtight cover is connected with protective housing or the driving mechanism of described flexible device.
Rotary motion can be converted to translational motion by the flexible device of opening and closing door and window of the present invention, and, when not using, can by flexible to expansion pipe used and expansion link retraction shell, it is thus possible to the flexible device ensureing opening and closing door and window does not almost take indoor space when not using, promote the reasonableness of space layout. The present invention can choose the quantity of expansion pipe according to the maximum opening of window, and therefore, the adaptability of the present invention is extremely strong.
For the problems referred to above, the present invention provides a kind of flexible device production method reducing space and taking.
For achieving the above object, the flexible device production method of the present invention comprises:
S1, processing expansion pipe, expansion link and flexible shell:
In the outside surface machining screw of bar, and baffle plate is set in the thread groove of bar one end, becomes expansion link;
Threading on the pipe that some calibers increase successively, processes nut, and arranges baffle plate at the outside thread recessed interior of the other end, become some expansion pipes in one end of pipe;
Process nut in one end of pipe, become flexible shell;
S2, the flexible shell of assembling, expansion pipe group, expansion link and drive unit;
Baffle plate one end far away to expansion pipe or expansion link is stretched in flexible shell or expansion pipe from flexible shell or expansion pipe nut far away one end, and the nut of flexible shell adjacent with outside for the outside screw of expansion pipe or expansion link or expansion pipe is coordinated;
Nut one end far away for flexible shell is connected with the output shaft of driving mechanism.
The flexible device that the flexible device production method of the present invention is produced, the screw thread of expansion link and expansion pipe arranges baffle plate, from nut one end far away of flexible shell and expansion pipe, expansion pipe and expansion link are installed during installation, thus, after flexible shell rear end is connected with the output shaft of driving mechanism, under the prerequisite not dismantling driving mechanism, expansion pipe or expansion link can not disassembled. So, it is possible to prevent flexible device from occurring expansion pipe or expansion link to deviate to cause the accident when outwards stretching out; Can also prevent people from dismantling from outside, it is possible to play certain anti-theft function.
For the problems referred to above, the present invention provides a kind of flexible device production method reducing space and taking.
For achieving the above object, the flexible device production method of the present invention comprises:
S1, at the outside surface processing spiral arc groove of bar, and arranges baffle plate in the spiral arc groove of bar one end, becomes expansion link;
Spiral arc groove processed by the pipe that some calibers increase successively, processes ball hole in one end of pipe, and baffle plate is set in the spiral arc groove of the other end, become some expansion pipes;
Process ball hole in one end of pipe, become flexible shell;
S2, the flexible shell of assembling, expansion pipe group, expansion link and drive unit;
When the ball hole on flexible shell or expansion pipe is blind hole, assembling process is as follows:
In the ball hole of flexible shell or expansion pipe, ball is set, baffle plate one end far away of expansion pipe or expansion link is stretched in flexible shell or expansion pipe from flexible shell or expansion pipe ball far away one end, and the ball in the ball hole of the spiral arc groove of expansion pipe or expansion link and flexible shell or expansion pipe is coordinated;
Nut one end far away for flexible shell is connected with the output shaft of driving mechanism;
When the ball hole on flexible shell or expansion pipe is through hole, assembling process is as follows:
By female for lid position machined grooves corresponding with the ball hole of flexible shell or expansion pipe or blind hole;
According to diameter by proceeding as follows to little order greatly: lid mother to be arranged on flexible shell or the nearly ball nose end of expansion pipe, in the ball hole of flexible shell or expansion pipe, ball is set, expansion pipe or expansion link are stretched into from the ball nose end far away of flexible shell or expansion pipe, and the spiral arc groove of expansion pipe or expansion link is coordinated with the ball of expansion pipe or flexible shell, rotary extension pipe or expansion link, stretch out the adjacent flexible shell in outside or expansion pipe by the nearly ball nose end of expansion pipe or expansion link;
Ball hole one end far away of flexible shell is connected with the output shaft of driving mechanism.
The flexible device that the flexible device production method of the present invention is produced, the spiral arc groove of expansion link and expansion pipe arranges baffle plate, from ball hole one end far away of flexible shell and expansion pipe, expansion pipe and expansion link are installed during installation, thus, after flexible shell rear end is connected with the output shaft of driving mechanism, under the prerequisite not dismantling driving mechanism, expansion pipe or expansion link can not disassembled. So, it is possible to prevent flexible device from occurring expansion pipe or expansion link to deviate to cause the accident when outwards stretching out; Can also prevent people from dismantling from outside, it is possible to play certain anti-theft function. The flexible device that the flexible device production method of the present invention is produced, adopts ball to change sliding friction for rolling resistance, thus substantially reduces resistance, it is possible to save the energy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the flexible device of the present invention;
Fig. 2 is the structural representation of the flexible device of opening and closing door and window of the present invention;
Fig. 3 is the K direction view of Fig. 2.
Embodiment
Below in conjunction with Figure of description, the present invention will be further described.
Embodiment 1
As shown in Figure 1, the flexible device of the present embodiment comprises expansion link 1 sheathed successively from inside to outside, expansion pipe 2 groups, flexible shell 3; Being provided with screw thread on the outer side wall of each expansion pipe 2 in described expansion link 1 and described expansion pipe 2 groups, the tube head of each expansion pipe 2 in described flexible shell 3 and described expansion pipe 2 groups is provided with the nut suitable with the screw thread of inner side adjacent expansion pipe 2 or expansion link 1; It is provided with baffle plate in the thread groove of the rear end of expansion link 1 and each expansion pipe 2.
Described expansion link 1 circumference is fixedly installed; Described flexible shell 3 rear end is connected with the output shaft of driving mechanism;
When described drive unit drives described flexible shell 3 just to rotation, expansion link 1 and each expansion pipe 2 outwards stretch out; When described drive unit drives described flexible shell 2 to rotate backward, expansion link 1 and each expansion pipe 2 are to contract.
The flexible shell 3 of the present embodiment is connected with the output shaft of driving mechanism, drive unit drives flexible shell 3 to rotate, owing to the circumference of expansion link 1 is fixedly installed, thus, when drive unit drives flexible shell 3 to rotate, relatively rotate between expansion link 1 and expansion pipe 2, between each expansion pipe 2 and between expansion pipe 2 and flexible shell 3, due between expansion pipe 2, between expansion pipe 2 and expansion link 1 and between expansion pipe 2 and flexible shell 3, telescopic movable occurs such that it is able to the rotary moveable of drive unit is converted into translational motion. Owing to expansion link 1, the expansion pipe 2 groups of the present embodiment all can be retracted in flexible shell 3, therefore, when not in use, the space that the constriction device of the present embodiment takies is minimum, and when deployed, it is possible to the distance of transmission can be far longer than again its space taken. Owing to the flexible device of the present embodiment is to flexible shell 3 contract when reclaiming, therefore, the space at flexible shell 3 rear can not be taken. In addition, transmission distance of the present invention depends on the quantity of expansion pipe 2 in expansion pipe 2 groups, and therefore, the flexible device of the present embodiment the distance of transmission as required can choose the expansion pipe 2 groups of different quantities expansion pipe 2.
Embodiment 2
As shown in Figure 1, the present embodiment comprises expansion link 1 sheathed successively from inside to outside, expansion pipe 2 groups, flexible shell 3; The outer side wall of each expansion pipe 2 in described expansion link 1 and described expansion pipe 2 groups is provided with single head or multi-head spiral circular arc groove, the tube head of each expansion pipe 2 in described flexible shell 3 and described expansion pipe 2 groups is along the circumferential direction evenly provided with one or more ball holes, arranges the ball 4 suitable with the spiral arc groove of inner side adjacent expansion pipe 2 or expansion link 1 in described ball hole; It is provided with baffle plate in the spiral arc groove of the rear end of described expansion link 1 and each expansion pipe 2;
The ball hole of described flexible shell 3 and expansion pipe 2 is blind hole; Or, it is female that described flexible shell 3 and expansion pipe 2 are outside equipped with lid, and the ball hole of described flexible shell 3 and expansion pipe 2 is through hole, and the female position corresponding with described ball hole of described lid is provided with blind hole or groove;
Described expansion link 1 circumference is fixedly installed; Described flexible shell 3 rear end is connected with the output shaft of driving mechanism;
When described drive unit drives described flexible shell 3 just to rotation, expansion link 1 and each expansion pipe 2 outwards stretch out; When described drive unit drives described flexible shell 3 to rotate backward, expansion link 1 and each expansion pipe 2 are to contract.
The present embodiment adopts the mode of ball and spiral arc groove fit, it is possible to sliding friction is changed into rolling resistance, it is possible to reduce resistance to a great extent such that it is able to save the energy. No matter being arrange through hole or blind hole on expansion pipe or flexible shell, expansion pipe in the present embodiment and expansion link all can only move rear portion and dismantle successively, thus, avoid the ball position due to ball and occur sideslip to cause the accident.
Embodiment 3
On the basis of above-described embodiment, the thread pitch of described expansion pipe 2 is greater than the thread pitch of the adjacent expansion link 1 in inner side or expansion pipe 2, and the pitch of the spiral arc groove of described expansion pipe 2 is not less than the pitch of the spiral arc groove of inner side adjacent expansion pipe 2 or expansion link 1.
Coordinating with nut for the different expansion pipe of pitch, expansion link, pitch is more little of there is the motion relative with nut, it is necessary to power more little. This patent adopts expansion link and the expansion pipe of different pitch, and when drive unit drives flexible shell 3 to rotate, expansion link stretches out at first or bounces back, and then expansion pipe stretches out successively from inside to outside and can bounce back, and ensures the stationarity of flexible device motion. Even if adopting identical pitch, also can be different due to the nominal diameter of screw thread or spiral arc groove, cause the pitch angle of screw thread or spiral arc groove different, the effect moved successively from inside to outside can be realized equally.
Embodiment 4
On the basis of above-described embodiment, flexible shell 3 is outside equipped with protective housing 8, and protective housing 8 rear end is connected with the Connection Block of driving mechanism.
Outside flexible shell 3, protective housing 8 is set; and the rear end of protective housing 8 is connected with the Connection Block of driving mechanism; can ensure that expansion pipe 2, expansion link 1 and flexible shell 3 can not be subject to impact and cause running; also can fixed drive mechanism, thus increase the safety and stability of whole flexible device.
Embodiment 5
On the basis of embodiment 1, described nut comprises the spacing preiection being arranged in flexible shell or expansion pipe front inner wall, the thread fit of the expansion link that described spacing preiection is adjacent with inner side or expansion pipe.
Due between expansion link and expansion pipe, expansion pipe and when relatively rotating between expansion pipe and flexible shell, Relative friction can be there is between nut and expansion link, nut and expansion pipe, the area reducing friction can reduce friction, thus save the energy, therefore, nut is set to the spacing preiection with thread fit, it is possible to reduce energy consumption.
Embodiment 6
On the basis of above-described embodiment, flexible shell 3 rear end is provided with driver plate 5, and the center of driver plate 5 is provided with the axis hole that the output shaft with driving mechanism coordinates, and is provided with thrust block 6 between driver plate 5 and driving mechanism, is provided with neat seam pin 7 between driver plate 5 and flexible shell 3.
The present embodiment adopts driver plate 5 to be connected with the output shaft of driving mechanism by flexible shell 3, and arranges neat seam pin 7 between driver plate 5 and flexible shell 3, and driver plate 5 is overlapped with flexible shell 3 axis such that it is able to easy motion when enabling drive unit drive flexible shell 3 to move.
Embodiment 7
On the basis of above-described embodiment, protective housing 8 front end is provided with the dw that flexible materials is made, and the length of dw is not less than expansion link and each expansion pipe length sum; Protective housing 8 Inner Front End is provided with inner ring; inner ring external diameter and dw thickness sum equal the internal diameter of protective housing 8; one end of dw is arranged between inner ring and protective housing 8, and inner ring and protective housing 8 are connected by screw, and the other end of dw together moves with expansion link 1 front end.
In protective housing 8 front end, dw is set; and dw one end is connected with protective shell; the other end moves together with expansion link 1 front end; the surface of expansion link 1 and expansion pipe 2 can be avoided to be infected with dust; avoid expansion link 1 and possibility that expansion pipe 2 surface is etched, it also avoid the problem be infected with the resistance that dust causes and increase due to expansion link 1 and expansion pipe 2 surface.
Embodiment 8
As Figure 2-3, the flexible device of the opening and closing door and window of the present embodiment comprises any one flexible device 9 of above-described embodiment, sash 11 and bar 10; Driving mechanism or the protective housing 8 of described flexible device 9 are hinged with described sash 11, and the expansion link 1 of described flexible device 9 is hinged with bar 10.
The present embodiment is by hinged with sash 11 to driving mechanism or protective housing 8; the relative both sides of bar 10 are hinged with sash 11 and expansion link 1 respectively; thus; when expansion link 1 and expansion pipe 2 stretch out; window can be opened; when expansion link 1 and expansion pipe 2 are retracted, Window closing, it is possible to the opening and closing at automatic control window family.
Rotary motion can be converted to translational motion by the flexible device of the present embodiment opening and closing door and window, and, when not using, can by flexible to expansion pipe 2 used and expansion link 1 retraction shell 3, it is thus possible to the flexible device ensureing opening and closing door and window does not almost take indoor space when not using, promote the reasonableness of space layout. The present embodiment can choose the quantity of expansion pipe 2 according to the maximum opening of window, and therefore, the adaptability of the present embodiment is extremely strong.
Embodiment 9
On the basis of a upper embodiment, sash 11 being provided with the gauze fan of mosquito proof, position corresponding with flexible device 9 on gauze fan is provided with telescopic hole.
Summer, mosquito was numerous, it is necessary to be that the position of bar 10 correspondence arranges gauze fan, and the position that the device 9 that stretches needs to stretch, can not be stopped by gauze fan, therefore, gauze fan arranges telescopic hole, the expansion pipe 2 of flexible device 9 and expansion link 1 can be stretched out smoothly.
Embodiment 10
On the basis of a upper embodiment, flexible device 9 is outside equipped with airtight cover, and airtight cover one end is connected with gauze fan, and the other end of airtight cover is connected with protective housing 8 or the driving mechanism of flexible device 9.
Due in the process of opening and closing window; the angle of flexible device 9 can change; therefore cause flexible device and the telescopic hole can not be airtight, have mosquito and fly in room, therefore; outside flexible device 9, airtight cover is set; being connected with gauze fan airtight cover one end, the other end is connected with protective housing 8 or driving mechanism such that it is able to make between gauze fan and flexible device airtight; even if the angle of flexible device 9 changes to some extent, do not worry that mosquito can fly in room yet.
Embodiment 11
The present embodiment provides a kind of flexible device production method, and its step is as follows:
S1, processing expansion pipe, expansion link and flexible shell:
In the outside surface machining screw of bar, and baffle plate is set in the thread groove of bar one end, becomes expansion link;
Threading on the pipe that some calibers increase successively, processes nut, and arranges baffle plate at the outside thread recessed interior of the other end, become some expansion pipes in one end of pipe;
Process nut in one end of pipe, become flexible shell;
S2, the flexible shell of assembling, expansion pipe group, expansion link and drive unit;
Baffle plate one end far away to expansion pipe or expansion link is stretched in flexible shell or expansion pipe from flexible shell or expansion pipe nut far away one end, and the nut of flexible shell adjacent with outside for the outside screw of expansion pipe or expansion link or expansion pipe is coordinated;
Nut one end far away for flexible shell is connected with the output shaft of driving mechanism.
Specifically, it is exactly assembling expansion link, expansion pipe group and during flexible shell, it is necessary to expansion link less for diameter or expansion pipe are installed from the bigger expansion pipe of diameter or flexible shell nut one end far away.
The flexible device that the flexible device production method of the present invention is produced, arranges baffle plate on the screw thread of expansion link and expansion pipe, installs expansion pipe and expansion link from nut one end far away of flexible shell and expansion pipe during installation. When expansion link or expansion pipe stretch out forward, due to the stop of spiral arc groove Internal baffle, when baffle plate moves to nut one end, baffle plate can block expansion pipe and expansion link, two expansion pipes or the mutual motion between expansion pipe and flexible shell. Thus, after flexible shell rear end is connected with the output shaft of driving mechanism, under the prerequisite not dismantling driving mechanism, expansion pipe or expansion link can not disassembled. So, it is possible to prevent flexible device from occurring expansion pipe or expansion link to deviate to cause the accident when outwards stretching out; Can also prevent people from dismantling from outside, it is possible to play certain anti-theft function.
Embodiment 12
The present embodiment provides another kind of flexible device production method, and its step is as follows:
S1, at the outside surface processing spiral arc groove of bar, and arranges baffle plate in the spiral arc groove of bar one end, becomes expansion link;
Spiral arc groove processed by the pipe that some calibers increase successively, processes ball hole in one end of pipe, and baffle plate is set in the spiral arc groove of the other end, become some expansion pipes;
Process ball hole in one end of pipe, become flexible shell;
S2, the flexible shell of assembling, expansion pipe group, expansion link and drive unit;
When the ball hole on flexible shell or expansion pipe is blind hole; Assembling process is as follows:
In the ball hole of flexible shell or expansion pipe, ball is set, baffle plate one end far away of expansion pipe or expansion link is stretched in flexible shell or expansion pipe from flexible shell or expansion pipe ball far away one end, and the ball in the ball hole of the spiral arc groove of expansion pipe or expansion link and flexible shell or expansion pipe is coordinated;
Nut one end far away for flexible shell is connected with the output shaft of driving mechanism;
When the ball hole on flexible shell or expansion pipe is through hole, assembling process is as follows:
By female for lid position machined grooves corresponding with the ball hole of flexible shell or expansion pipe or blind hole;
According to diameter by proceeding as follows to little order greatly: lid mother to be arranged on flexible shell or the nearly ball nose end of expansion pipe, in the ball hole of flexible shell or expansion pipe, ball is set, expansion pipe or expansion link are stretched into from the ball nose end far away of flexible shell and expansion pipe, and the spiral arc groove of expansion pipe or expansion link is coordinated with the ball of expansion pipe or flexible shell, rotary extension pipe or expansion link, stretch out the adjacent flexible shell in outside or expansion pipe by the nearly ball nose end of expansion pipe or expansion link;
Ball hole one end far away of flexible shell is connected with the output shaft of driving mechanism.
When the ball hole of flexible shell and expansion pipe is through hole, assembling process is specific as follows: first nearly ball hole one end of flexible shell arranges lid female, by in the ball hole of flexible shell, ball is set, the rear end of expansion pipe from flexible shell is stretched into, the spiral arc groove of expansion pipe is coordinated with ball, and makes expansion pipe nearly ball hole one end stretch out flexible shell. And then the nearly ball nose end of the expansion pipe assembled is arranged lid mother, ball, continue the next expansion pipe of assembling.
The flexible device that the flexible device production method of the present invention is produced, the spiral arc groove of expansion link and expansion pipe arranges baffle plate, from ball hole one end far away of flexible shell and expansion pipe, expansion pipe and expansion link are installed during installation, thus, after flexible shell rear end is connected with the output shaft of driving mechanism, under the prerequisite not dismantling driving mechanism, expansion pipe or expansion link can not disassembled. So, it is possible to prevent flexible device from occurring expansion pipe or expansion link to deviate to cause the accident when outwards stretching out; Can also prevent people from dismantling from outside, it is possible to play certain anti-theft function. The flexible device that the flexible device production method of the present invention is produced, adopts ball to change sliding friction for rolling resistance, thus substantially reduces resistance, it is possible to save the energy.
Above; the better embodiment being only the present invention, but protection scope of the present invention is not limited thereto, any is familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention. Therefore, protection scope of the present invention should be as the criterion with the protection domain that claim defines.
Claims (10)
1. a flexible device, comprises expansion link sheathed successively from inside to outside, expansion pipe group, flexible shell; It is characterized in that: be provided with screw thread on the outer side wall of each expansion pipe in described expansion link and described expansion pipe group, the tube head of each expansion pipe in described flexible shell and described expansion pipe group is provided with the nut suitable with the screw thread of inner side adjacent expansion pipe or expansion link; It is provided with baffle plate in the thread groove of the rear end of described expansion link and each expansion pipe;
Described expansion link circumference is fixedly installed; Described flexible shell rear end is connected with the output shaft of driving mechanism;
When described drive unit drives described flexible shell just to rotation, expansion link and each expansion pipe outwards stretch out; When described drive unit drives described flexible shell to rotate backward, expansion link and each expansion pipe are to contract.
2. a flexible device, comprises expansion link sheathed successively from inside to outside, expansion pipe group, flexible shell; It is characterized in that: the outer side wall of each expansion pipe in described expansion link and described expansion pipe group is provided with single head or multi-head spiral circular arc groove, the tube head of each expansion pipe in described flexible shell and described expansion pipe group is along the circumferential direction evenly provided with one or more than one ball hole, arranges the ball suitable with the spiral arc groove of inner side adjacent expansion pipe or expansion link in described ball hole; It is provided with baffle plate in the spiral arc groove of the rear end of described expansion link and each expansion pipe;
The ball hole of described flexible shell and expansion pipe is blind hole; Or, it is female that described flexible shell and expansion pipe are outside equipped with lid, and the ball hole of described flexible shell and expansion pipe is through hole, and the female position corresponding with described ball hole of described lid is provided with blind hole or groove;
Described expansion link circumference is fixedly installed; Described flexible shell rear end is connected with the output shaft of driving mechanism;
When described drive unit drives described flexible shell just to rotation, expansion link and each expansion pipe outwards stretch out; When described drive unit drives described flexible shell to rotate backward, expansion link and each expansion pipe are to contract.
3. stretch device as claimed in claim 1, it is characterised in that: the thread pitch of described expansion pipe is not less than the thread pitch of the adjacent expansion link in inner side or expansion pipe; The pitch of the spiral arc groove of described expansion pipe is not less than the pitch of the spiral arc groove of inner side adjacent expansion pipe or expansion link.
4. stretch device as claimed in claim 1 or 2, it is characterised in that: described flexible shell is outside equipped with protective housing, and described protective housing rear end is connected with the Connection Block of driving mechanism.
5. stretch device as claimed in claim 1, it is characterised in that: described nut comprises the spacing preiection being arranged in flexible shell or expansion pipe front inner wall, the thread fit of the expansion link that described spacing preiection is adjacent with inner side or expansion pipe.
6. stretch device as claimed in claim 1 or 2, it is characterized in that: described flexible shell rear end is provided with driver plate, the center of described driver plate is provided with the axis hole that the output shaft with driving mechanism coordinates, it is provided with thrust block between described driver plate and described driving mechanism, it is provided with between described driver plate and described flexible shell and stitches pin together.
7. stretch device as claimed in claim 4, it is characterised in that: described protective housing front end is provided with the dw that flexible materials is made, and the length of described dw is not less than the length sum of expansion link and each expansion pipe; Described protective housing Inner Front End is provided with inner ring; described inner ring external diameter and described dw thickness sum equal the internal diameter of described protective housing; one end of described dw is arranged between described inner ring and described protective housing; described inner ring and described protective housing are connected by screw, and the other end of described dw together moves with expansion link front end.
8. a flexible device for opening and closing door and window, comprises any one flexible device, sash and bar as described in claim 1-7; It is characterized in that: the driving mechanism of described flexible device or protective housing and described sash are hinged, and expansion link and the bar of described flexible device are hinged.
9. the flexible device of opening and closing door and window as claimed in claim 8, it is characterised in that: the gauze fan being provided with mosquito proof on described sash, position corresponding with described flexible device on described gauze fan is provided with telescopic hole.
10. the flexible device of opening and closing door and window as claimed in claim 9; it is characterized in that: described flexible device is outside equipped with airtight cover; described airtight cover one end is connected with described gauze fan, and the other end of described airtight cover is connected with protective housing or the driving mechanism of described flexible device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610173375.7A CN105626805B (en) | 2016-03-24 | 2016-03-24 | Retractor device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610173375.7A CN105626805B (en) | 2016-03-24 | 2016-03-24 | Retractor device |
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| CN105626805A true CN105626805A (en) | 2016-06-01 |
| CN105626805B CN105626805B (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610173375.7A Active CN105626805B (en) | 2016-03-24 | 2016-03-24 | Retractor device |
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| CN106523635A (en) * | 2016-12-30 | 2017-03-22 | 亿嘉和科技股份有限公司 | Spiral telescopic device |
| CN107062819A (en) * | 2016-12-19 | 2017-08-18 | 重庆欣铼电子产品有限公司 | USB interface drier |
| CN113983318A (en) * | 2021-10-26 | 2022-01-28 | 中国电子科技集团公司第三十八研究所 | Roller type synchronous telescopic device |
| CN114934940A (en) * | 2022-03-24 | 2022-08-23 | 广东博智林机器人有限公司 | Telescopic device |
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|---|---|
| CN105626805B (en) | 2017-12-26 |
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