阅读说明：本技术 可伸缩门排与伸缩门 (Telescopic door row and telescopic door ) 是由 余家红 陈军 曾红军 于 2017-01-17 设计创作，主要内容包括：本发明实施方式公开了一种可伸缩门排与伸缩门,该门排包括多个主框架、多个主框架包括无轮主框架与底部设有行走轮的有轮主框架,无轮主框架的宽度小于有轮主框架的宽度,无轮主框架设置在两个相邻的有轮主框架之间,有轮主框架上设有第一缩位,无轮主框架上设有与第一缩位的形状及位置相对应的第二缩位,门排在收缩时,通过有轮主框架的第一缩位与无轮主框架的第二缩位的相互吻合,使得无轮主框架与有轮主框架相互紧密贴合。本发明实施方式能够有效降低伸缩门收缩后的空间占比。(The embodiment of the invention discloses a telescopic door row and a telescopic door, wherein the door row comprises a plurality of main frames, the main frames comprise a non-wheel main frame and a wheel main frame, the bottom of the wheel main frame is provided with walking wheels, the width of the non-wheel main frame is smaller than that of the wheel main frame, the non-wheel main frame is arranged between two adjacent wheel main frames, a first contraction position is arranged on the wheel main frame, a second contraction position corresponding to the shape and the position of the first contraction position is arranged on the non-wheel main frame, and when the door row is contracted, the non-wheel main frame and the wheel main frame are tightly jointed through mutual matching of the first contraction position of the wheel main frame and the second contraction position of the non-wheel main frame. The embodiment of the invention can effectively reduce the space occupation ratio of the retractable door after retraction.)

1. A scalable door row which characterized in that: including a plurality of main frames include the wheeled main frame that no wheel main frame and bottom were equipped with the walking wheel, the width of no wheel main frame is less than the width of wheeled main frame, no wheel main frame sets up between two adjacent wheeled main frames, be equipped with first position of contracting on the wheeled main frame, be equipped with on the no wheel main frame with the shape of first position of contracting and the corresponding second position of contracting, the door row is when contracting, through the first position of contracting of the wheeled main frame with the second of no wheel main frame contracts the position and coincide each other, makes no wheel main frame with the mutual inseparable laminating of the wheeled main frame.

2. The retractable door row of claim 1, wherein: the main frame with wheels and the main frame without wheels both comprise two side rods, the two side rods of the main frame with wheels are provided with first retracted positions which are retracted inwards, and the outer sides of the two side rods of the main frame without wheels are provided with second retracted positions corresponding to the first retracted positions in shape and position.

3. The row of retractable doors as recited in claim 2, wherein the first and second depressions are flared.

4. The retractable door row of claim 1, further comprising cross links for connecting the plurality of main frames, the cross links having link reductions, the link reductions on adjacent cross links being in opposite orientations such that the link reductions of adjacent cross links are aligned with one another when the door row is in place.

5. The retractable door row of claim 4, wherein the main wheeled frame and the main non-wheeled frame each include two side bars with openings in opposite sides of the two side bars for sliding the movable cross bar connecting the cross-links therein.

6. The retractable door row of any of claims 1-5, further comprising at least one sub-frame having a width less than the width of the main frame without wheels.

7. The retractable door row of claim 6, wherein the main wheeled frame and the main non-wheeled frame each include two side bars, opposite sides of each of the two side bars each having an opening centrally disposed therein, the openings having a movable cross bar disposed therebetween;

the auxiliary frame comprises two side rods, the two side rods are provided with inwards concave auxiliary frame retraction positions, and the movable cross rod falls into the auxiliary frame retraction positions when the door row is retracted in place.

8. The retractable door row of claim 4, further comprising at least one sub-frame to which a securing rod connecting the cross-links is secured.

9. The retractable door row of any of claims 6-8, wherein said sub-frame is a U-shaped frame consisting of an upper rail and two side bars.

10. A retractable door comprising a head and a row of retractable doors as claimed in any one of claims 1 to 9, the row being movable back and forth to be deployed or retracted by the head.

[ technical field ] A method for producing a semiconductor device

The invention relates to an electric retractable door, in particular to an electric retractable door structure which can enable a door row to retract and retract after the door row retracts, wherein the space occupation ratio is minimum.

[ background of the invention ]

At present, the electric retractable door is favored by people because of its flexibility, easy operation and changeable shape, and is widely applied to places such as offices, schools, enterprises, stadiums and the like, and can effectively manage vehicles and people who enter and exit. The traditional electric retractable door comprises a machine head and a retractable door row driven by the machine head, wherein the door row is formed by connecting a main frame, an auxiliary frame and cross connecting rods. The door row of traditional expansion gate is as wide as the aircraft nose, its main frame, vice frame and cross connecting rod increase and are simple superimposed structure for the length of door row after the shrink targets in place is longer, and under many circumstances, the setting of electronic expansion gate all can receive the restriction of place space and area, when electronic expansion gate shrink targets in place the back, show that the expansion gate is opened completely, this moment, if expansion gate length overlength, will crowd the width that the expansion gate opened, this is unreasonable to big city of little size of earth gold. Therefore, it is an objective requirement to develop an electric retractable door which can be retracted more tightly when the retractable door is opened, so as to have a sufficient opening width.

[ summary of the invention ]

The present invention is directed to solve the above problems, and provides a retractable door row and a retractable door, which can effectively reduce the space occupation ratio of the retractable door after retraction.

In order to achieve the purpose, the invention provides a retractable door row which comprises a plurality of main frames, wherein the main frames comprise a non-wheel main frame and a wheel main frame with walking wheels at the bottom, the width of the non-wheel main frame is smaller than that of the wheel main frame, the non-wheel main frame is arranged between two adjacent wheel main frames, a first contraction position is arranged on the wheel main frame, a second contraction position corresponding to the shape and the position of the first contraction position is arranged on the non-wheel main frame, and when the door row is contracted, the non-wheel main frame and the wheel main frame are tightly attached to each other through mutual matching of the first contraction position of the wheel main frame and the second contraction position of the non-wheel main frame.

The main frame with wheels and the main frame without wheels both comprise two side rods, the two side rods of the main frame with wheels are provided with first retraction positions which retract inwards, and the outer sides of the two side rods of the main frame without wheels are provided with second retraction positions corresponding to the first retraction positions in shape and position.

Wherein, the first contraction position and the second contraction position are trumpet-shaped.

The door row further comprises cross connecting rods used for connecting the main frames, the cross connecting rods are provided with connecting rod contraction positions, the contraction positions of the connecting rods on the adjacent cross connecting rods are opposite in direction, and the contraction positions of the connecting rods of the adjacent cross connecting rods are mutually involuted when the door row is contracted to the right position.

Wherein, the main frame with wheels and the main frame without wheels both comprise two side bars, and the centers of the opposite sides of the two side bars are provided with openings which are used for the movable cross bars connected with the cross connecting rods to slide in the openings.

Wherein the door row further comprises at least one subframe, the width of which is smaller than the width of the main frame without wheels.

The main frame with wheels and the main frame without wheels both comprise two side rods, the centers of the opposite sides of the two side rods are provided with openings, and the openings are provided with movable cross rods between the two side rods;

the auxiliary frame comprises two side rods, the two side rods are provided with concave auxiliary frame contraction positions, and the movable cross rod falls into the auxiliary frame contraction positions when the door row is contracted in place.

The door row also comprises at least one subframe, and the subframe is fixed with a fixed rod connected with the cross connecting rod.

Wherein, the subframe is a U-shaped frame consisting of an upper cross bar and two side bars.

In order to achieve the purpose, the invention provides a telescopic door, which comprises a machine head and the telescopic door row, wherein the door row can move back and forth under the driving of the machine head so as to be unfolded or contracted.

The present invention is directed to solve the above problems, and provides an electric retractable door structure capable of effectively reducing the space occupation ratio of the electric retractable door after being retracted, so that the members of the door row are engaged with each other through the retraction structure to form a retractable body engaged with each other, thereby saving the installation space of the electric retractable door to the maximum, and having both practicability and ornamental value.

In order to achieve the purpose, the invention provides an electric retractable door structure capable of enabling a door row to retract, which comprises a machine head and the door row, wherein the door row is formed by movably connecting a plurality of main frames, a plurality of auxiliary frames and a plurality of crossed connecting rods for connecting the main frames and the auxiliary frames, and is characterized in that a U-shaped containing frame for containing the front part of the door row is arranged at the connecting side of the lower end of the machine head and the door row, the bottom of the opening end of the containing frame is provided with a machine head rear wheel, the main frames comprise a plurality of first main frames with small walking wheels at the bottom, a plurality of second main frames with large walking wheels at the bottom and a non-wheel main frame, the wheel pitch of the large walking wheels is the same as that of the machine head rear wheel, the wheel pitch of the small walking wheels is smaller than that of the large walking wheels, the main frames, the auxiliary frames and the crossed connecting rods are provided with retracting structures when the door row retracts, and the plurality of second main frames, A main frame and a sub-frame without wheels, and

when the door row is contracted, the front part of the door row enters the containing frame at the lower end of the machine head, the main frame, the auxiliary frame and the cross connecting rods are mutually inosculated through the contraction structure of the door row, so that the main frame, the auxiliary frame and the cross connecting rods are mutually closely adhered to form a whole with a small occupied space, at the moment, a plurality of large walking wheels of the second main frame are mutually close, and a plurality of small walking wheels of the first main frame are arranged inside the plurality of large walking wheels in a staggered mode.

The machine head is a narrow machine head, the front end and the rear end of the bottom of the machine head are respectively provided with a machine head front wheel and a machine head rear wheel, one side of the machine head, which is vertical to wheel shafts of the machine head front wheel and the machine head rear wheel, is provided with a display screen, the display screen is connected with a main board arranged in the machine head, and one end of the display screen extends out of the machine head.

The first main frame is a rectangular frame consisting of a first upper cross rod, a first lower cross rod and two first side rods, the centers of the opposite sides of the two first side rods are provided with openings, the two sides of each opening are provided with inward-contracted horn-shaped first main frame retraction positions, and two ends of the bottom of the first main frame are provided with a pair of small walking wheels.

The second main frame is a rectangular frame consisting of a second upper cross bar, a second lower cross bar and two second side bars, the centers of the opposite sides of the two second side bars are provided with openings, the two sides of each opening are provided with inward-contracted horn-shaped second main frame retraction positions, the outer sides of the lower ends of the two second side bars of the second main frame are respectively provided with a frame-shaped ear seat, and the bottoms of the two ear seats are respectively provided with a large walking wheel.

The main frame without wheels is a rectangular frame consisting of a third upper cross bar, a third lower cross bar and two third side bars, the centers of the opposite sides of the two third side bars are provided with openings, the width of the main frame without wheels is smaller than that of the first main frame and the second main frame, and the outer sides of the two third side bars of the main frame without wheels are provided with main frame retraction positions corresponding to the shape and position of the first main frame retraction position of the first main frame and the second main frame retraction position of the second main frame.

The sub-frame is a U-shaped frame consisting of a fourth upper cross rod and two fourth side rods, the centers of the opposite sides of the two fourth side rods are provided with openings, the upper ends and the middle parts of the two fourth side rods are provided with concave arc-shaped sub-frame retraction positions, and the upper part and the lower part of the sub-frame are respectively fixed with a fixed rod connected with the cross connecting rod.

The cross connecting rods are divided into an upper group and a lower group, the middle parts of the cross connecting rods are respectively and rotatably connected to the fixed rods of the auxiliary frame, two ends of each cross connecting rod are respectively and rotatably sleeved on a first movable cross rod, a second movable cross rod or a third movable cross rod of the first main frame, the second main frame or the non-wheel main frame, which can slide up and down, and the inner sides of the cross connecting rods are provided with inwards-contracted convex connecting rod retraction positions.

The front section of the door row is arranged from front to back according to the first main frame, the subframe, the main frame without wheels, the subframe and the sequence of the first main frame, and the back section of the door row is arranged from back to front according to the sequence of the second main frame, the subframe, the main frame without wheels, the subframe, the first main frame, the subframe, the main frame without wheels, the subframe and the sequence of the second main frame, so that the door row is contracted through the first main frame, the second main frame, the main frame without wheels, the first main frame contraction position on the subframe and the cross connecting rod, the second main frame contraction position, the main frame without wheels, the subframe contraction position and the connecting rod contraction position, and the laminated structure which is tightly attached is formed.

The big walking wheels of the second main frame and the machine head rear wheels are positioned on the same straight line, when the door row is contracted, the big walking wheels and the machine head rear wheels are close to each other, and the small walking wheels positioned on the inner sides of the big walking wheels are close to each other.

The invention effectively solves the problem that the traditional electric retractable door has large space occupation ratio and overlong length after being retracted so as to influence the opening width of the retractable door. The invention sets the shrinking structure on each component of the door row, so that each component of the door row is mutually matched through the shrinking structure in the shrinking direction, namely, a part of the opposite sides of each frame of the adjacent door row is mutually embedded to form a compact shrinking body, thereby saving the setting field of the electric retractable door to the maximum extent and being more suitable for the occasion with limited field. Meanwhile, the small wheels are hidden inside the large wheels after the door row is contracted through the large wheel structure and the small wheel structure which are arranged in a staggered mode, so that the contracted door row is more compact and tidy, and the door row has higher practicability and ornamental value.

[ description of the drawings ]

Fig. 1 is a front side view of the door row of the present invention in an unfolded state.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is an enlarged view of a portion B of fig. 1.

Fig. 4 is a top view of fig. 1.

Fig. 5 is a side view of fig. 1.

Fig. 6 is a perspective view illustrating the door row of the present invention in an unfolded state.

Figure 7 is a front side view of the door row of the present invention retracted into position.

Fig. 8 is a top view of fig. 5.

Fig. 9 is an enlarged view of a portion C of fig. 8.

Fig. 10 is a view from direction a of fig. 7.

Fig. 11 is an enlarged view of a portion D of fig. 10.

Fig. 12 is a bottom view of fig. 7.

Fig. 13 is an enlarged view of a portion E of fig. 12.

Fig. 14 is a perspective view of the door row of the present invention in a retracted position.

[ detailed description ] embodiments

The following examples are further illustrative and explanatory of the present invention and are not to be construed as limiting the invention in any way.

Referring to fig. 1, 4, 5 and 6, the electric retractable door structure for retracting a door row according to the present invention includes a machine head 10, a door row 20 and a connecting block 30. The door row 20 can move back and forth under the driving of the machine head 10, so that the door row 20 is unfolded or contracted, and the opening or closing of the electric retractable door is realized.

As shown in fig. 1, 4, 5 and 6, the handpiece 10 is a traction mechanism of the door row, and in order to reduce the contracted length of the electric retractable door, in the present invention, the handpiece 10 is a narrow handpiece, and the width of the handpiece is smaller than that of the existing electric retractable door handpiece. The front end and the rear end of the bottom of the machine head 10 are respectively provided with a machine head front wheel 12 and a machine head rear wheel 13, and one side of the machine head, which is perpendicular to wheel shafts of the machine head front wheel 12 and the machine head rear wheel 13, namely the front side of the gate row is provided with a display screen 14 for displaying information such as license plate numbers, charging amounts and the like. The display 14 is connected to a main board (not shown) disposed in the handpiece, which may be any known main board carrying a retractable door control program. One end of the display screen 14 extends out of the handpiece. In order to make the contracted electric retractable door more tidy and beautiful, a U-shaped accommodating frame 11 is arranged at the connecting side of the lower end of the machine head 10 and the door row 20, the U-shaped accommodating frame can accommodate the front part of the door row 20 when the door row is contracted, and a machine head rear wheel 13 is arranged at the bottom of the opening end of the accommodating frame 11.

As shown in fig. 1 to 6, the door row 20 is formed by movably connecting a plurality of main frames 21, a plurality of sub-frames 22, and a plurality of cross links 23 connecting the main frames 21 and the sub-frames 22.

Specifically, as shown in fig. 6, the main frame 21 includes a first main frame 211, a second main frame 212, and a main frame 213 without wheels, wherein the first main frame 211 is a rectangular frame and is composed of a first upper cross bar 2111, a first lower cross bar 2112, and two first side bars 2113, and an opening 21131 is provided in the center of the opposite side of the two first side bars 2113, and the opening is used for allowing a first movable cross bar 2114 connected to a cross link to slide therein. As shown in fig. 9, the two sides of the opening 21131 are provided with first main frame retraction positions 211A, the first main frame retraction positions 211A inwardly retract the inner sides of the two first side bars 2113 to form a trumpet-shaped first main frame retraction position 211A, so that the retraction positions of the opposite end portions of the adjacent non-wheel main frame 213 can be matched with the retraction positions, thereby reducing the length of the two when retracted. A pair of small road wheels 2111 is arranged at two ends of the bottom of the first main frame.

As shown in fig. 6, the second main frame 212 is a rectangular frame corresponding to the shape of the first main frame 211, and a plurality of second main frames 212 are provided at intervals of the plurality of first main frames 211, the main frame 213 without wheels, and the sub-frame 22, and are formed by a second upper cross bar 2121, a second lower cross bar 2122, and two second side bars 2123, and an opening 21231 is provided at the center of the opposite sides of the two second side bars 2123 for allowing the second movable cross bar 2124 connected to the cross-link to slide therein. As shown in fig. 9, the opening 21231 is provided with inwardly-contracted second main frame recessions 212A at both sides thereof for matching with recessions at opposite end portions of the main frame 213 without wheels. In fig. 6, the two second side rods 2123 of the second main frame 212 are respectively provided with a frame-shaped ear seat 21232 extending outwards at the outer side of the lower end, and a large road wheel 2121 is respectively mounted at the bottom of each of the two ear seats 21232, and the track of the large road wheel 2121 is larger than the track of the small road wheel 2111.

As shown in fig. 6, the main frame 213 is a rectangular frame corresponding to the shape of the first main frame 211, and is composed of a third upper cross bar 2131, a third lower cross bar 2132, and two third side bars 2133. The opposite sides of the two third side bars 2133 of the main frame 213 without wheels are centrally provided with an opening 21331 for the third movable cross bar 2134 connected to the cross link to slide therein. The width of the main frame 213 is smaller than the width of the first main frame 211 and the second main frame 212. As shown in fig. 9, the two third side bars 2133 of the main frame 213 without wheels are provided with a main frame retraction 213A without wheels, and the main frame retraction 213A without wheels is in a trumpet shape corresponding to the shape and position of the first main frame retraction 211A of the first main frame and the second main frame retraction 212A of the second main frame, and is used for matching with the first main frame retraction 211A and the second main frame retraction 212A.

As shown in fig. 6, the sub-frame 22 is a U-shaped frame formed by the fourth upper cross bar 221 and two fourth side bars 223, and the centers of the opposite sides of the two fourth side bars 223 are provided with openings 2231. As shown in fig. 2 and 3, concave arc-shaped sub-frame retraction positions 22A are provided at the upper ends and the middle portions of the left and right sides of the two fourth side bars 223, so that the first movable cross bar 2114, the second movable cross bar 2124 or the third movable cross bar 2134 on the first main frame 211, the second main frame 212 or the wheel-less main frame 213 can fall into the sub-frame retraction positions 22A when the electric retractable door is retracted to a proper position, thereby reducing the length of the retracted retractable door. A fixing rod 224 for connecting the cross-links is fixed to each of the upper and lower portions of the sub-frame 22.

As shown in fig. 6, the cross links 23 are divided into two upper and lower groups 23A, 23B, the middle of each cross link 23 is rotatably connected to the fixing rod 224 of the subframe 22, two ends of each cross link 23 are rotatably sleeved on the first movable cross bar 2114, the second movable cross bar 2124 or the third movable cross bar 2134 of the first main frame 211, the second main frame 212 or the non-wheel main frame 213, and the first movable cross bar 2114, the second movable cross bar 2124 or the third movable cross bar 2134 can slide up and down. As shown in fig. 6 and 11, the inwardly contracted convex link retraction positions 23a1, 23B1 are provided on the inner side of each cross link 23, and the convex link retraction positions 23a1, 23B1 on the adjacent first main frame 211, second main frame 212 or wheel-less main frame 213 are oriented in opposite directions, so that when the adjacent cross links are retracted into position, the convex link retraction positions 23a1, 23B1 of the adjacent cross links are mutually involuted, thereby reducing the length of the door row when retracted into position.

As shown in fig. 8, 12 and 13, the large road wheels 2121 of the second main frame 212 and the head rear wheels 13 are aligned, and the small road wheels 2111 are located inside the large road wheels 2121, so that the components of the door row 20 are retracted into a compact whole by the large road wheels 2121 and the small road wheels 2111 which are retracted and dislocated. When the door row 20 is retracted to the proper position, the large road wheels 2121 and the machine head rear wheel 13 are close to each other, and the small road wheels 2111 located inside the large road wheels 2121 are close to each other and arranged in a compact and tidy structure as shown in fig. 14.

As shown in fig. 1, 4 and 6, in the present embodiment, the front section of the door row 20 is arranged in the order of the first main frame 211, the sub-frame 22, the main frame 213 without wheels, the sub-frame 22 and the first main frame 211 from front to back, and the rear section of the door row 20 is arranged in the order of the second main frame 212, the sub-frame 22, the main frame 213 without wheels, the sub-frame 22, the first main frame 211, the sub-frame 22, the main frame 213 without wheels, the sub-frame 22 and the second main frame 212 from back to front, but the arrangement is not limited thereto. In the above-described door row structure, the door row 20 is contracted by the first main frame 211, the second main frame 212, the main frame without wheels 213, the sub-frame 22, and the first main frame contraction position 211A, the second main frame contraction position 212A, the main frame contraction position without wheels 213A, the sub-frame contraction position 22A, and the link contraction positions 23A1, 23B1 on the cross link 23, so that a closely-adhered laminated structure as shown in fig. 14 is formed.

As shown in fig. 7 to 14, when the door row 20 is retracted, the main frames 21 and the sub-frames 22 at the front part of the door row are retracted into the receiving frame 11 at the lower end of the machine head 10, and the first main frame 211 or the second main frame 212 and the main frame 213 without wheels, the cross links 23, the sub-frame 22 and the first movable cross bar 2114, the second movable cross bar 2124 or the third movable cross bar 2134 are engaged with each other through the retraction structures 21A, 22A and 23A, so that the main frames 21, the sub-frames 22 and the cross links 23 are tightly engaged with each other to form a tight stacked body with a minimum volume and a minimum occupied space, thereby saving the installation space of the electric retractable door to the maximum extent. At this time, the large traveling wheels 2121 of the second main frame 212 are close to each other, and the small traveling wheels 2111 of the first main frame 211 are staggered and hidden inside the large traveling wheels 2121, so that the head 10, the main frame 21 and the large traveling wheels 2121 can be seen from the outside, and therefore, the structure is more compact after being contracted, the length is shorter, and the appearance is neater and more beautiful.

While the invention has been described with reference to the above embodiments, the scope of the invention is not limited thereto, and the above components may be replaced with similar or equivalent elements known to those skilled in the art without departing from the spirit of the invention.