TW201113418A - Retractable door and guide wheel device thereof - Google Patents

Abstract

The present invention relates to a retractable door and a guide wheel device thereof, and comprises two active door rods, a plurality of passive door rods, a power source and plural sets of guide wheel devices. The power source is fastened on the two active door rods, and driving wheels of the powers source respectively roll on the top surfaces of two rails. The guide wheel devices are installed on the outer surfaces of the passive door rods, and each guide wheel device includes a guide wheel disposed on the outer surfaces of the rails so as to limit the corresponding passive door rod on the rails. The guide wheel device can sustain strong wind to prevent the passive door rods from being shaken and deformed.

Description

201113418 VI. Description of the invention: [Technical field to which the invention pertains] The present invention mainly discloses a retractable door and a guide wheel device thereof, a retractable door capable of resisting strong wind and a guide wheel device thereof.疋[Previous technology] - In the private sector, in order to cooperate with the public series, there are retractable doors. The benefits of using retractable doors are two: ^ for force two =: force port = small, larger access, by increasing (4) The door of the door is increased in length; the second 9 喿 author can use the remote control to control the retractable door: retraction = launch control, when the (10) size is large, the action is not favored by the user, because Retractable door. The user's part of the manual opening is not referred to the Chinese Patent Bulletin No. 52 with the number "Auxiliary _〗", which is the same as the applicant's creation, including * retractable telescopic door, and several longitudinal pivots Feeding == talents are joined to each other to form a telescopic door that is pushed by the lateral external force to the auxiliary wheel. When: the relative displacement relationship of the lateral direction is 'can be reduced; the contraction is made to make the telescopic door operate normally. Μ 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 Move with the telescopic door to the inside of the road. When the direction of the movement is vertical, the telescopic door may have 201113418. The door rod that is blown down by the telescopic door is limited by the skill == and: (4) the door rod has the auxiliary wheel installed, the auxiliary wheel :::=When the strong wind blows, the door stem without the auxiliary wheel is easy to produce t-corner and is easily damaged. When the door stem is deformed, the auxiliary wheel will produce =2= indeed one (4) k on the outside of the door stem. The wheel position, "7, when the strong wind blows, the door stick and the deacon are not in the same

t 二生: The door rod on the inner side of the track is easily subjected to the self-weight and the wind blows the rail = the outer 'retractable door's power source drives the drive wheel to roll and can phase += move' the drive wheel in order to correspond to the obedience must be exposed to the door The frame of the pole: the design of the direct movement of the wheel is not easy to damage, it is easy to hide between the drive wheel and the road, the operator opens the telescopic, right. Don't pay attention to the easy killing of small animals, and the small animals will make the door Dead and unable to move. And, when the sandstone, dirt or leaves are accumulated on the inside of the track, because of the rails, there is a lack of easy removal on the inside. When the inside of the track accumulates on the eve of the pollution, the auxiliary wheel will be in the orbit. If you don't check, let the drive wheel continue to work. Because the shaft wheel has a secret motion, but the auxiliary wheel is stuck and cannot move the mast. At this time, there will be a sliding door between the crane wheel and the door stem. If it is torn, or the power source will not work because it is stuck, it will further cause the failure of the retractable door. Therefore, the inventors have been hampered by the lack of prior art and are eager to find a solution. 201113418 [Description of the Invention] The "retractable door and its guide wheel device" is intended to solve the problem of the prior art, to provide a kind of retractable door and its guide wheel assembly, and to meet the needs of users, and (4) to solve the prior art There is a lack. The primary means of providing the invention is that the fresh-keeping device is located on the obedience side, and the passive door rod is limited to the track, and the guide wheel of the guide wheel device is

= A guiding surface and a second guiding surface are hooked on the outer wall surface of the road, which can resist the strong wind blowing and prevent the passive door rod from shaking, and the telescopic door can not be overturned. Moreover, the money wheel is arranged in the rod portion of the rod, and the roller and the rod portion are in the same longitudinal direction on the top surface of the rail. When the strong wind is blown, the roller and the rod portion do not have the problem of deformation. The technical means provided by the present invention is that the two side walls of the rod of the passive door lever are respectively combined with a push plate, which can remove the sand and gravel on the road, and keep the cleaning on the roadway. Crossing the gravel or the dirt and letting the extensions _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The technical means provided by the present invention is that the rod portion of each passive door rod is faintly provided with a material wheel device, which can be used to solve the problem that the per-passive door rod is wrong (four), and when the strong wind is blown, Because the bar is restricted to the obedience, there is no possibility of bending deformation. The passive door can be accurately matched to the track, and the roller and the guide wheel smoothly roll on the road, so that the telescopic door can smoothly move on the track. . 201113418 The invention further provides a technical means: the power source=ensures the 'moving wheel' to further prevent small animals from hiding between the moving wheel and the C, and can prevent dirt from accumulating in the driving rim//the invention Again - the technical means to be provided are: the advantages of the guide wheel for other purposes, the outer wall of the obedience is easy to clean and there is no dead angle description and phase _=:: Ming _ characteristics will be - detailed

[Embodiment] The technology, the means and the functions of the present invention are described in detail with reference to the accompanying drawings, which are intended to be illustrative only, and the application is not limited by the structure.苍图图- and Fig. 2 are perspective views and schematic views of the telescopic door and its guide wheel embodiment of the present invention. The door of the invention can move and expand and contract on the track i, the rail, the '^^^ heart 1 horse-like common Id η face 1Q1 solid ground, the top surface _ / the bottom surface m, and the outer wall surface 103 and the inner wall surface 1 〇4, the door moves smoothly on the track 1, it must be μ right, and 'from' (four) ▲ and there are two roads, the two opposite sides are opposite each other - the outer wall (10), two obsessive The opposite ones are the inner wall face pairs. The telescopic door includes two active door bars 10, a plurality of i-doors 20, a power source 30 and an array of guide wheel devices 4. The active door bars 10 are U-shaped, The two ends of the connecting portion 12 are respectively connected to one end of the connecting portion n. The passive door rod 20 has a U-shape, and includes two rod portions 21 and a portion of the 201113418 portion 22' The two ends of the portion 22 are respectively connected to one end of the plurality of passive door rods 20 connected to each other. The passive door rod 20 is coupled with an active month b ° telescopic effect, wherein the rod portion is different from the connection; And the two are connected to each other with a roller 23, and one end of the = is hollow, and the rod is rolled. Each of the rod portions 21 includes a top surface 102.

The side wall 213, in other words, each of the soil surface 211, the inner wall surface 212 and the two 211, the two surface 212*, the moving door rod 20 includes two outer wall surfaces opposite to each other, and the outer wall surface is called four 213 'the two rod portions In contrast, "the soil of the two poles 21 is opposite to the wall surface 212, and the side wall 213 is in contact with the outer wall surface 2u_ten. The roller 23 is in the same direction as the rod portion 21 - the longitudinal direction is located on the rail/surface 212 ° Strong wind blowing: When the 'roller 23 and the rod 21 do not change: = one, Figure 2 and Figure 4, the telescopic door and its guide wheel device of the present invention; consistently installed in the local stereo decomposition of the obstruction The figure and the schematic diagram 30 are fixed to the two active doors (4), and the two active doors are 2 (4) telescopic. The power source 3G includes at least two driving wheels 31, which can be respectively respectively on the rail w The top surface (10) is rolled. In this embodiment, a total of four driving wheels 31 are provided, wherein two driving wheels 31 are rolled on one track 1' and the other two driving wheels 31 are rolled on the other track i. The driving wheel 31 and the rod portion u of the same side are located at the same position of the plume. The power source 30 further includes two dustproof covers 32, and the dustproof cover 32 closes the driving wheel 3. The step-by-step prevents small animals from being trapped between the drive wheel and the track 1 and (4) preventing dirt from accumulating between the drive wheel 31 and the track 1'. The array guide wheel device 40 is disposed on the outer wall of the passive door rod 20. 211, 201113418 The guide wheel device 40 includes a guide wheel 43 which is located on the outer wall 103 of the rail. The passive door rod 20 is restrained to the rail 丨, and the guide wheel device 4 〇 can resist the strong wind blowing to prevent the Passive door bar 2〇 swaying deformation. Referring to Figure 5, Figure 6 and Figure 7, the partial 3D of the retractable door of the present invention

Exploded map and section. The lever portion 21 of the passive door lever 2 is provided with the roller and the guide wheel device 40. The outer wall surface 211 is respectively provided with a through hole 2111, 2121, and the passive door rod 2Q includes two sets of coupling means μ, and the joint I 24 is used to pivot the roller 23 to the rod portion 21. The knot 241, a loop 242 and a lock 243, the base portion 2411 of the shaft portion 2411, and the other end is an external thread portion 2412, and the head is hungry and has a fixed hole 2413. The new wheel 23 includes a body interior and two turns 233, and the bearing 232 is located on the body 231. The shaft 1 is formed and the shaft member 241 is disposed between the outer soil surface and the inner wall surface 212. The two _ 233 male 仵 Z41 are worn by a washer 231 Γ, the bearing 2 is made, the body 231 And a member 24b 242 is sleeved on the shaft 2412 protruding from the inner wall surface 212, and the fiT wheel 23 of the threaded portion 243 is locked to the outer shaft portion 241 of the shaft member 241. The head 2411 and the lock are too much 23] because the 4 bearing 232 is attached to the shaft member 241 and the roller 23. Between the two axes* 232, the roller 23 can be smoothly rotated. The two side walls 213 of the shank push plate 25 匕 are respectively coupled with a push plate 25, which is further attached to the push plate 25. The side wall 201113418 213, the convex portion 251 is exposed on the side wall 213. The push plate 25 is provided with a plurality of self-tapping screws 252 at one end of the convex portion 251. The self-tapping screw member 252 is screwed to the side wall 213. The push plate 25 is coupled to the side wall 213. When the roller 23 is rotated, the push plate 25 can move the sand of the top surface 1〇2, and keep the cleaning on the road 1, and prevent dirt from entering between the rod 21 and the roller 23, and prevent it from being prevented. The fact that the roller 23 has to pass over the gravel or the dirt and causes the bellows to move when the telescopic door moves can cause the guide wheel device 4〇 to be misaligned with the roadway 1, and the roller 23 and the guide wheel device can be smoothly rolled on the track. 1. The guide wheel device 40 includes a receiving member 41, a coupling shaft 42 and the guide pulley 43. The receiving member 41 has an L shape, and the receiving member 41 includes a first end 411 and a second end 412. The first end 411 is provided with a plurality of self-tapping screws 413 coupled to the outer wall surface 211, and the first end 411 is closed. The first end 411 of the shaft member 241 of the outer wall surface 211 is further provided with a screw member 414 that is screwed to the fixing hole 2413 of the shaft member 241. The second end 412 is provided with a coupling hole 4121. The coupling shaft 42 includes a joint portion "I", a restricting portion 422 and a through portion 423. The joint portion 421 is screwed to the coupling hole 4121. The guide wheel 43 includes a body 431. And a bearing 432. The body 431 has a T-shaped cylindrical shape including a first end and a second end, and the second end is formed into an outward convex shape, and the outer periphery of the first end forms a first guiding surface 4311. A second guiding surface 4312 is formed on the outer periphery of the second end of the second end, and the two guiding surfaces 4311 and 4312 form an angle θ. The body 431 is axially provided with a class of perforations 4313. The through hole 4313 includes a first 201113418 rib 4314 and a first yoke 4315. The two ribs 4314 and 4315 are at the first end of the body 431. The bearing 432 _ end is provided with a shoulder 21 » hai bearing 432 The δ is further disposed on the through hole 4314 of the body 431, and the shoulder 4321 of the bearing 432 is disposed on the second rib 4315. The bearing 432 is disposed at the first rim 4314 opposite to the shoulder gamma. The ridge 4 of the coupling shaft 42 is located between the second end 412 of the receiving member 41 and the first end Μ 4 of the body, and the bearing 432 is sleeved and worn. The end portion of the wearing portion 423 is formed by a riveting manner - a flange 424, the bearing 432 being limited to the flange 424, and the bearing 432 is further restricted to the first flange 4314 and the flange 424. The roller 23 rolls on the top of the road i from the top 2, the roller 23 can be smoothly rolled by the carriage 232, the guide wheel device 4 The guide wheel 43 of the cymbal is sufficient for the road! The outer wall surface 1〇3 rolls, the first guiding surface 4311 and the second guiding surface 4312 are hooked on the outer wall surface (10), and the first guiding surface 4311 is located on the outer wall surface. a flat surface of 1〇3, the second guiding surface 43丨2 is located on the inclined surface of the outer soil surface 103. The guide wheel 43 rolls on the outer wall surface 103 of the rail outer surface 103' the rail 1 is easy to clean The advantage of the dead angle is the same as that of the first embodiment of the present invention. The outer wall surface 211 of the portion 21, and the guide wheel 43 of the guide wheel device 40 is located on the outer wall surface 103 of the rail 1, and the first guiding surface 4311 and the second guiding surface 4312 are clamped. The first guiding surface 4311 is pressed against the direction of the movement of the retractable door when the lateral wind W1 blows the side of the retractable door. When the lateral wind W1 blows the side of the retractable door, the first guiding surface 4311 is pressed against the 201113418. The flat surface of the outer wall surface 103 of the rail 1 is disposed, and the second guiding surface 4312 is hooked on the inclined surface of the outer wall surface 103 of the rail 1, so that the telescopic door does not have the possibility of overturning. When the wind is chaotic, the ground is upward. When the blown wind is like blowing the bottom of the telescopic door guide wheel 43, the second guiding surface 4312 is pressed against the inclined surface of the outer wall surface 103 of the rail 1, and the first guiding surface 4311 is hooked on the outer wall surface 103 of the rail i. The flat side allows the retractable door to be overturned. Furthermore, the rod portion 21 of each of the passive door rods 2 of the retractable door of the present invention is equipped with a guide wheel device 40, which can surely avoid the possibility of misalignment of each of the passive door rods. And each of the passive door rods 20 is mounted on the rail 1 by the guide wheel device 40. When the strong wind blows, the passive door rod 2 is not restricted by the rail 1 and there is no possibility of bending deformation. The rod 20 can be accurately fitted to the track i, and the roller 23 #guide wheel smoothly rolls over the road 1, so that the telescopic door can smoothly move to the tracker. Referring to Figure 10 and Figure 10, there is shown a perspective exploded view and a schematic view of a second embodiment of the retractable door of the present invention. The difference between the second embodiment and the first embodiment is only in the guide wheel device 50, and other structural features are the same as in the first embodiment, and will not be further described herein. The guide wheel device 50 includes a receiving member 51, a coupling shaft 52, a guide pulley 53, a dust cover 54 and a thrust bearing 55. The connector 51 is L-shaped as in the first embodiment, and includes a first end 511 and a second end 512. The first end 511 is provided with a plurality of self-tapping screws 513 coupled to the outer wall surface 211, and the first end 511 The closed protrusion is provided at the outer-first end 5U and further has a screw-shaped screw-shaped fixed hole 2413. The second end 512 is provided with a coupling hole si. . The coupling shaft 52 includes a joint portion 521 which is formed in an external thread shape, and a limit of 201113418. The coupling portion 521 is screwed to the coupling hole 512, and a through portion 523 and a flange 524 are coupled to the coupling hole 5121.

The guide wheel 53 includes a body 531 and a wheel bearing 5. The T-shaped cylindrical shape includes a first end and a second end, and the second end shape 'the outer periphery of the first end forms a first guide bow 5311, and the first: the end of the spot end is connected The edge forms an n-face 5312. The body 531 is axially provided with a class of perforations 5313. The perforations 5313 include a first retaining edge 5314, a second retaining edge 5315 and a third retaining edge 5316. The first retaining edge 5314 and the second retaining edge 5315 is located at a first end of the body 531, and the third retaining edge 5316 is located at a second end of the body 531. The bearing 5 is provided with a shoulder portion 5321. The bearing 532 is disposed through the through hole 5313 of the body 531. The shoulder portion 5321 of the bearing 532 is disposed on the first retaining edge 5314. The bearing 532 is different from the shoulder portion 5321. The end of the body 531 is adjacent to the end of the receiving member 51. The thrust bearing 55 is located at the sound hole 5313 of the body 531, and the third retaining edge 5316 is located at the third retaining edge 5316. The limiting portion 522 of the coupling shaft 52 is attached to the second end 512 ′ of the receiving member 51 . The through portion 523 is disposed through the bearing 532 , the body 531 and the thrust bearing 55 , and the flange 524 is disposed. The thrust bearing 55 can prevent dirt from entering the bearing 532 by the design of the dust cover 54 and the thrust bearing 55. As described above, the present invention can be summarized as follows: 1. The present invention discloses a "retractable door and its guide wheel device", which is located on the outer wall of the road, and limits the passive door to the track, the guide wheel The first guiding surface and the second guiding surface of the guide wheel of the device are hooked on the outer wall surface of the stem, and can be abutted

Γ C 201113418 f strong wind blowing to prevent the passive door stick from shaking, and let the telescopic ^ possible, and the roller of the passive door rod is provided with a roller, the two 'same-longitudinal on the top surface of the obedience, the strong wind has a change (4) . ^ Miscellaneous correction part does not 2. The two side walls of the telescopic door and its guide wheel are respectively combined with a push plate, which; the pole of the two poles, and keeps the cleaning on the road, and can prevent the i roller Must == and let the telescopic door move when it occurs. (10)^The phenomenon of the track is true. (4) Let the roller and the guide be pure. 3. The invention "retractable door and its guide wheel device", each: P installed With the guide wheel set, it is possible to avoid the possibility of misalignment of each of the poles; and when the strong wire is relatively restricted to the rail correction ± state: the rod is able to smoothly move due to the retracted door | : The guide wheel smoothly rolls on the track 'Let the cover be placed two'. 'The power source is provided between the anti-I track, and the L can be hidden in the axle wheel and 5. The invention is between the telescopic two == track. (4) The material (4) has a cleaning capacity, which is only the preferred embodiment 2 of the present invention = the scope of the present invention, so the value of February: replacement of the piece, or according to the present invention The application for patent lang = 201113418 decoration 'all should still belong to this (four) versatile cover. [Simple diagram of the diagram] Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 View Figure -: This is the __ from the guide county to read the appearance. It is a schematic diagram of the retractable door and its guide wheel device of the present invention.

For the hair __ and raw fresh j clock reading exploded view. It is a cross-sectional view taken from the section line of the figure of the present invention. The present invention is a three-dimensional exploded view of the invention. This is a cross-sectional view taken from the section line 6-6 of the present invention. This is a cross-sectional view of the present invention taken along line 7-7 of Figure 1. The telescopic door and the guide wheel device thereof are provided with the auxiliary wheel of the present invention. FIG. 9 is a perspective exploded view of the retractable door and the guide wheel device of the present invention. Figure 10 is an exploded perspective view of a second embodiment of the present invention. Figure 11 is a schematic view showing a second embodiment of the present invention. Attachment: It is the patent case No. 529661 of China Patent Publication No. 529661. [Main component symbol description] 1 Exercising 101 Bottom surface 102 Page 103 Outer wall surface 104 Inner wall surface 10 Active door lever 11 Rod part 12 Connection part 20 Passive door rod 21 Rod part 211 Outer wall surface 2111 Perforation 212 Inner wall surface 2121 Perforation 201113418

213 Side wall 22 Connection 23 231 Body 232 Bearing 233 24 Bonding device 241 Shaft 2411 2412 External thread 2413 Fixing hole 242 243 Locking 25 Push plate 251 252 Self-tapping screw 30 Power source 31 Drive wheel 32 40 Guide wheel unit 41 Receiving member 411 412 second end 4121 coupling hole 413 414 screw member 42 coupling shaft 421 422 restricting portion 423 through section 424 43 guide wheel 431 body 4311 4312 second guiding surface 4313 perforation 4314 4315 second retaining edge 432 bearing 4321 50 Guide wheel device 51 receiving member 511 512 second end 5121 coupling hole 513 514 screw 52 coupling shaft 521 522 restricting portion 523 through section 524 53 guide wheel 531 body 5311 5312 second guiding surface 5313 perforation 5314 5315 second retaining edge 5316 Third retaining edge 532 5321 Shoulder 54 Dust cover 55 Θ Angle W1 Lateral wind W2 Roller washer Head washer Male dust cover First end Self-tapping screw Joint flange First guide surface First stop shoulder First end self-tapping screw joint flange first guiding surface first flange bearing thrust bearing wind 15

Claims (1)

201113418 VII. Patent application scope: L—The guide wheel device of the retractable door, which comprises the _ receiving member, which comprises the passive door rod of the first end and the second retracting door; The coupling shaft and the flange, the coupling shaft includes a joint portion, the joint portion and the second end of the joint member; the first surface: a bracket body and a bearing, and the outer circumference of the body is formed 4 two guiding surfaces, the two guiding surfaces form a lost angle, the 5H bearing is disposed on the body, and the bearing is sleeved on the flange, the first flute? Wear it. Also & the bearing is limited to the outer wall surface, so that the extension angle is set at the end of the road, the 1 fine door will not be overturned. 2. As requested! One end of the simplification is formed to be outwardly convex. The guide wheel device of the retractable door of the present invention, wherein the coupling is limited to the portion between the restricting portion and the flange. A guide wheel device of the present invention, wherein the perforation of the body includes a shoulder-and-the-bump edge and a rib 5-bearing end having a shoulder, a retaining edge, and a shoulder of the bearing The department is placed on the second push edge. (4) sighing that the fifth guide roller u as described in claim 4, the end of the wearing section of the vehicle is formed by riveting to form the flange "& axis 2 r't item 3 a guide wheel device of a retractable door, wherein the body is perforated, the perforation includes a - first rib, - ..., H 彖, the bearing end is provided with a shoulder, and the end of the bearing 16 201113418 is disposed at the convex The edge is disposed on the shoulder to be disposed on the first rib, the bearing is different from the second rim of the shoulder S, and the third rim is provided with a thrust bearing, the thrust pumping. The guide wheel device of the retractable door of claim 6, comprising a dust cover that closes the body adjacent to the receiving member. The anti-theft door has a retractable door with a guide wheel device, which includes : ...two active thresholds' the active door lever includes two rod portions and one end of the connecting portion respectively connected to one end of the rod portion; and a plurality of passive door rods including two rod portions and broken The two ends of the connecting portion of the door rod are respectively connected to the rod of the passive door rod. The == the moving rod is connected to each other to generate a telescopic effect, and the adjacent ones are dried and actively connected to each other. The rods of the passive door rods (4) are respectively set There is a roller that rolls on the top surface of the road; and a power source 'fixed to the two active door bars, the power source includes =, two drive wheels', the two drive wheels can be respectively Top/tilt of the track; - array guide wheel device, which is disposed on the passive door rod, the guide wheel device includes an I guide wheel 'the guide wheel is located on the outer wall surface of the track, and the passive door rod is limited to 1 way' The fresh-keeping _ is placed against the strong wind to prevent the passive door stem from swaying and deforming. 9. The retractable door with a guide wheel device according to claim 8, wherein the mountain wheel arrangement further comprises a receiving member and a coupling shaft, the receiving member comprising a first end and a first end 'the receiving member first The end is coupled to the outer wall of the passive door rod; the coupling shaft includes a joint portion, a piercing portion and a flange, the joint Γ ^ 1 —— i 17 201113418 a knot f at the second end of the receiving member; The guide wheel comprises: a body and a shaft guiding surface: the circumference of the body forms a first guiding surface and a second guiding surface, the two guiding holes pass through the outer body, and the outer mixing body passes through the (four) body, and the outer casing is sleeved to the piercing δ The north bearing is constrained to the flange, and the first and second guiding surfaces are hooked on the outer wall of the rail by an angle to allow the chimney to tilt the door without overturning. A retractable door having a guide wheel is disposed in the item 9 of the present invention, wherein one end of the body is formed to be outwardly convex. a retractable door having a guide wheel device according to the item 9 of the above, wherein the = limiting portion 'the bearing is limited to the limiting portion and the flange having the guide wheel device according to the item 11 a telescopic door, wherein the body is axially provided with a class-like perforation, the perforation includes a first disk: a second:: an image, the bearing is provided with a shoulder at one end, and the bearing end is broadcasted on the third edge , _ bearing shoulders are broadcasted in the second tribute. A telescopic door having a guide wheel device according to claim 12, wherein the flange is formed by riveting the end portion of the shaft assembly. A telescopic door having a guide wheel device according to Item 11 of the present invention, wherein the axial direction is provided with a -stage-shaped perforation, and the perforation includes a - ___ portion of the bearing at one end of which a shoulder is provided, the bearing The shoulder of the first, ^,, 彖 ° Hai bearing different from the end of the shoulder is located in the wire Si, the third rim is provided with a thrust bearing, the flange is broadcast in the section of the guiding age A telescopic door having a guide wheel arrangement, wherein the device includes a dust cover that closes an end of the body adjacent to the connector of the 201113418. The scroll wheel has a retractable door with a guide wheel device, wherein the body portion. The bearing of the roller is located in the roller of the company, the sliding door with the guide wheel device described in Item 16. The ball 7 includes two sets of coupling devices, and the coupling device has the roller Frame The (4) door having the guide wheel device according to the fat ^17, wherein: the port:: the shaft member and a lock member, the lock member is locked to the shaft member, and the secret wheel is located between the shaft member and the lock member . The telescopic door with a guide wheel arrangement according to claim 8, wherein the crotch portion of the passive door rod further comprises an inner wall surface and two side walls, and the opposite surfaces of the two rod portions are outer wall surfaces, The opposite side of the two rod portions is an inner wall surface. The side (4) is connected to the outer wall surface and the (four) surface. The two (four) are respectively combined with a push plate, and the miscellaneous board can remove the sandstone on the top surface of the road and keep the track clean. . The retractable door with a guide wheel arrangement according to claim 19, wherein one end of the push plate is provided with a convex portion, and the push plate is attached to the side wall, and the convex portion is exposed to the side wall. 21. The retractable door having a guide wheel device according to claim 8, wherein the motive power source further comprises two dustproof covers that close between adjacent ones of the two adjacent active/doors space. 22. The retractable door of claim 8, wherein the roller is identical to the stem of the passive mast - longitudinally located on a top surface of the obstruction. ' 19