CN2934521Y - Drive unit for sliding door - Google Patents
Drive unit for sliding door Download PDFInfo
- Publication number
- CN2934521Y CN2934521Y CNU2006200311016U CN200620031101U CN2934521Y CN 2934521 Y CN2934521 Y CN 2934521Y CN U2006200311016 U CNU2006200311016 U CN U2006200311016U CN 200620031101 U CN200620031101 U CN 200620031101U CN 2934521 Y CN2934521 Y CN 2934521Y
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- CN
- China
- Prior art keywords
- pair
- handed
- nut
- bearing
- sliding door
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- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a sliding-door driving apparatus comprising a stander; the stander is provided with a mounting board, a left support pair, a left screw rod, an intermediate support pair, a right screw rod, a right support pair, a coupling, a motor and a driving controller are positioned on the mounting board in turn along the lengthwise direction. The driving controller of the utility model is able to convert the rotating movement of the motor to be the straight-line movement of the sliding door, which is able to eliminate the comprehensive deviation caused by the manufacturing, mounting, and deformation and loading so as to improve the force-bearing status of the screw rod. The utility model simplifies the transmission structure, lessens the movement noise, improves the efficiency and reliability of the driving apparatus, improves the stability of the movement, prolongs the service life and prolongs the maintenance period. The movement parameter is able to be changed according to different application requirements, which is able to establish the locking, unlocking mechanism and manual unlocking mechanism to meet the requirements of multiple functions.
Description
Technical field
The utility model relates to a kind of sliding door drive unit, is applicable to the dodge gate or the train car door that drive sliding open type automatic door, subway shield door.
Background technology
At present, sliding door drive unit commonly used both at home and abroad mainly contains three kinds of kinds of drive, is respectively odontoid belt transmission, wire rope transmission and multiple-threaded screw transmission.Odontoid belt transmission and wire rope transmission need be established pre-tightening mechanism, and the location is inaccurate, transmission accuracy is not good enough thereby cause, and application life is also limited, needs periodic maintenance.Existing multiple-threaded screw transmission drive noise is big, complex structure, and robust motion is poor, and maintenance workload is big.
Summary of the invention
The purpose of this utility model just is the above-mentioned deficiency at prior art, and a kind of sliding door drive unit of safe and reliable, long service life is provided.
The purpose of this utility model can realize by following measure:
The utility model comprises frame, frame is provided with installing plate, a left side is installed on installing plate along its length successively supports pair, left-handed screw, intermediate supports pair, right handed screw, right pair, shaft coupling, motor and the driving governor of supporting, left-handed screw and right handed screw link together by the intermediate supports pair, be mounted with the left-handed nut pair on the left-handed screw, be mounted with right-handed nut's pair on the right handed screw; Be separately installed with oscillating bearing on each ut socket of left-handed nut pair and right-handed nut's pair, the both ends of the surface of each oscillating bearing all are mounted with back-up ring; Be provided with shift fork on the end face of each back-up ring, left and right two link plates are connected with corresponding shift fork by bearing pin respectively, and simultaneously, left and right link plate is connected with the door body respectively.
The left-handed nut pair comprises following each part in the utility model: left-handed nut one end inserts in the ut socket, and the left-handed nut other end links to each other with the nut flange; Oscillating bearing is installed on the ut socket, and the both ends of the surface of oscillating bearing are mounted with back-up ring; The nut flange links to each other with the roller adapter sleeve, in the keyway on the dog insertion ut socket that the roller adapter sleeve stretches out, on the axle that the roller adapter sleeve extends laterally oscillating bearing is housed, and roller is installed on the oscillating bearing; Right-handed nut's pair is a symmetrical structure with the left-handed nut pair.Offer cavity on the installing plate.Oscillating bearing is self-lubricating knuckle bearing.Be lined with self lubrication bearing on the bearing pin.
The utility model is owing to adopt the high speed multiple-threaded screw secondary by the transmission of shaft coupling direct-coupled electrical machinery, driving governor can be controlled the straight line that is converted into sliding door that rotatablely moves that motor sends and move; Adopt pair of nut and shift fork-link plate structure to eliminate the composition error that causes because of manufacturing, installation, distortion, load etc., improve the force-bearing situation of screw rod by the slip of shift fork.The utility model has been simplified drive mechanism, has reduced motion noise, has improved the efficient and the reliability of drive unit, has improved robust motion, has prolonged application life, has prolonged maintenance period.According to instructions for use, can change kinematic parameter, locking, release mechanism and hand-operating unlocking mechanism can be set, satisfy multi-functional requirement.
Description of drawings
Fig. 1 is front view of the present utility model (structural representation);
Fig. 2 is the structural representation of left-handed nut pair of the present utility model;
Fig. 3 is the vertical view of left-handed nut pair of the present utility model;
Fig. 4 is lateral view of the present utility model (structural representation).
The specific embodiment
The utility model is done with detailed description below in conjunction with drawings and Examples:
As shown in the figure, the utility model comprises frame, frame is provided with installing plate (1), a left side is installed on installing plate (1) along its length successively supports secondary (2), left-handed screw (11), intermediate supports pair (12), right handed screw (13), right secondary (15), shaft coupling (16), motor (17) and the driving governor (25) of supporting, left-handed screw (11) and right handed screw (13) link together by intermediate supports pair (12), be mounted with left-handed nut pair (3) on the left-handed screw (11), be mounted with right-handed nut's pair (14) on the right handed screw (14); Be separately installed with oscillating bearing (8) on each ut socket (7) of left-handed nut pair (3) and right-handed nut's pair (14), the both ends of the surface of each oscillating bearing (8) all are mounted with back-up ring (9); Be provided with shift fork (10) on the end face of each back-up ring (9), left and right two link plates (27) (19) are connected with corresponding shift fork (10) by bearing pin (24) respectively, and simultaneously, left and right link plate (27) (19) is connected with door body (20) respectively.Left-handed nut pair (3) comprises following each part: left-handed nut (6) one ends are placed in the ut socket (7), and left-handed nut (6) other end links to each other with nut flange (5); Oscillating bearing (8) is installed on the ut socket (7), and the both ends of the surface of oscillating bearing (8) are mounted with back-up ring (9); Nut flange (5) links to each other with roller adapter sleeve (4), in the keyway on the dog insertion ut socket (7) that roller adapter sleeve (4) stretches out, on the axle that roller adapter sleeve (4) extends laterally oscillating bearing (22) is housed, roller (21) is installed on the oscillating bearing (22); Right-handed nut's pair (14) is a symmetrical structure with left-handed nut pair (3).Installing plate offers cavity on (1).Oscillating bearing is self-lubricating knuckle bearing.Bearing pin is lined with self lubrication bearing on (24).
Specifically: for the midsplit type horizontally sliding door, the utility model adopts the high speed multiple-threaded screw secondary by shaft coupling (16) direct-coupled electrical machinery (17) transmission, stainless steel screw rod (11), (13) cooperate wear-resisting nut (6), (26), and the motor (17) of tape-drive controller (25) directly connects by the elastic coupling (16) and the right handed screw (13) of little movement inertia.In intermediate supports pair (12), left-handed screw (11) and right handed screw (13) link together.In left-handed nut (6) or right-handed nut (26) the insertion ut socket (7) separately, its other end links to each other with nut flange (5); Self-lubricating knuckle bearing (8) is installed on the ut socket (7), and the both ends of the surface of self-lubricating knuckle bearing (8) are equipped with the back-up ring (9) that high-abrasive material is made; Nut flange (5) links to each other with roller adapter sleeve (4), in the keyway on the dog insertion ut socket (7) that roller adapter sleeve (4) stretches out, on the axle that roller adapter sleeve (4) extends laterally self-lubricating knuckle bearing (22) is housed, self-lubricating knuckle bearing (22) is gone up the roller of installing (21) and can be rolled in the cavity of installing plate (1).Shift fork (10) is stuck on the end face of the back-up ring (9) in left-handed nut pair (3) or the right-handed nut's pair (14), can slide, and shift fork (10) is connected by bearing pin (24) with link plate (19), can rotate flexibly, is lined with self lubrication bearing (23) on the bearing pin (24).Link plate (19) is connected with door body (20).
In the time of need locking mechanism being set, can be connected with locking, release mechanism and hand-operating unlocking mechanism, realize corresponding function by the lock pin junction plate (18) on the link plate.Locking, release mechanism and hand-operating unlocking mechanism also can be placed on the body.
Operating principle of the present utility model is as follows: when using the electronic open and close door of the utility model, motor (17) is by the curve movement movement parameter that sets in advance in the driving governor (25), drive left-handed screw (11) and right handed screw (13) by shaft coupling (16), left-handed nut pair (3), the traversing drive cover of right-handed nut's pair (14) level shift fork (10) and link plate (19) are thereon realized the motion of switch door thereby drive door body (20).
When using the manual open and close door of the utility model, manually make a body (20) motion, by link plate (19), shift fork (10) drive left-handed nut pair (3), right-handed nut's pair (14) level is traversing, oppositely drives left-handed screw (11) and right handed screw (13) rotates.
Claims (5)
1, a kind of sliding door drive unit, it comprises frame, frame is provided with installing plate (1), a left side is installed on installing plate (1) along its length successively supports secondary (2), left-handed screw (11), intermediate supports pair (12), right handed screw (13), the right pair (15) that supports, shaft coupling (16), motor (17) and driving governor (25), it is characterized in that: described left-handed screw (11) and right handed screw (13) link together by intermediate supports pair (12), be mounted with left-handed nut pair (3) on the left-handed screw (11), be mounted with right-handed nut's pair (14) on the right handed screw (13); Be separately installed with oscillating bearing on each ut socket of left-handed nut pair (3) and right-handed nut's pair (14), the both ends of the surface of each oscillating bearing all are mounted with back-up ring; Be provided with shift fork on the end face of each back-up ring, left and right two link plates are connected with corresponding shift fork by bearing pin respectively, and simultaneously, left and right link plate is connected with the door body respectively.
2, sliding door drive unit according to claim 1 is characterized in that: described left-handed nut pair (3) comprises following each part: left-handed nut (6) one ends insert in the ut socket (7), and the other end links to each other with nut flange (5); Oscillating bearing (8) is installed on the ut socket (7), and the both ends of the surface of oscillating bearing (8) are mounted with back-up ring (9); Nut flange (5) links to each other with roller adapter sleeve (4), in the keyway on the dog insertion ut socket (7) that roller adapter sleeve (4) stretches out, on the axle that roller adapter sleeve (4) extends laterally oscillating bearing (22) is housed, roller (21) is installed on the oscillating bearing (22); Described right-handed nut's pair (14) is a symmetrical structure with left-handed nut pair (3).
3, sliding door drive unit according to claim 1 and 2 is characterized in that: described installing plate offers cavity on (1).
4, sliding door drive unit according to claim 1 and 2, it is characterized in that: described oscillating bearing is self-lubricating knuckle bearing.
5, sliding door drive unit according to claim 1 and 2 is characterized in that: described bearing pin is lined with self lubrication bearing on (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200311016U CN2934521Y (en) | 2006-08-15 | 2006-08-15 | Drive unit for sliding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200311016U CN2934521Y (en) | 2006-08-15 | 2006-08-15 | Drive unit for sliding door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2934521Y true CN2934521Y (en) | 2007-08-15 |
Family
ID=38351210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200311016U Expired - Lifetime CN2934521Y (en) | 2006-08-15 | 2006-08-15 | Drive unit for sliding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2934521Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696648A (en) * | 2013-12-31 | 2014-04-02 | 南京康尼机电股份有限公司 | Bearing and driving mechanism for sliding door of urban rail vehicle |
| CN108868443A (en) * | 2018-08-01 | 2018-11-23 | 南京康尼机电股份有限公司 | A kind of carrying driving mechanism for train-door system |
-
2006
- 2006-08-15 CN CNU2006200311016U patent/CN2934521Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696648A (en) * | 2013-12-31 | 2014-04-02 | 南京康尼机电股份有限公司 | Bearing and driving mechanism for sliding door of urban rail vehicle |
| CN103696648B (en) * | 2013-12-31 | 2015-09-02 | 南京康尼机电股份有限公司 | A kind of carrying driving mechanism for city railway vehicle sliding door |
| CN108868443A (en) * | 2018-08-01 | 2018-11-23 | 南京康尼机电股份有限公司 | A kind of carrying driving mechanism for train-door system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070815 |
|
| EXPY | Termination of patent right or utility model |