CN110593704A - Lifting device for controlling opening and closing of door leaf - Google Patents
Lifting device for controlling opening and closing of door leaf Download PDFInfo
- Publication number
- CN110593704A CN110593704A CN201910867206.7A CN201910867206A CN110593704A CN 110593704 A CN110593704 A CN 110593704A CN 201910867206 A CN201910867206 A CN 201910867206A CN 110593704 A CN110593704 A CN 110593704A
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- CN
- China
- Prior art keywords
- door leaf
- lifting
- driven
- closing
- lifting device
- 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.)
- Pending
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- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims description 18
- 230000003028 elevating effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/665—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for vertically-sliding wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/644—Flexible elongated pulling elements
- E05Y2201/654—Cables
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/71—Toothed gearing
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to the technical field of door leaf lifting, and discloses a lifting device for controlling opening and closing of a door leaf, which solves the problems that the lifting of the existing door leaf is labor-consuming in a manual mode, the lifting of the existing door leaf is not stable in an electric lifting mode, and a rope is always stressed and is easy to fatigue and damage; when the lifting door is lifted, the sliding block slides outside the sliding rod, so that the lifting transmission of the lifting door is stable, and meanwhile, under the action of the universal coupling, the axial deviation and the radial deviation caused by the installation of a transmission mechanism can be avoided, and the stable transmission performance is further improved; through the setting of bearing mechanism, second motor drive layer board can the horizontal rotation, to overhead door or balancing weight bearing, can avoid overhead door dead weight or balancing weight dead weight to cause rope fatigue damage like this.
Description
Technical Field
The invention belongs to the technical field of door leaf lifting, and particularly relates to a lifting device for controlling opening and closing of a door leaf.
Background
Door leaves are an indispensable item in all decorative projects.
Traditional door leaf goes up and down to rise or descend through artifical pulling usually, need bend to pull up or utilize the hook to drop down when going up and down, it is comparatively hard when such mode goes up and down, and current electric lift door, its drive mechanism is when the transmission, because the installation deviation, cause the driven axle of overhead door to take place the deviation in axial and radial, make the door transmission stationarity relatively poor when going up and down, in addition, after the door is risen, because the dead weight of door leads to the rope of lift to be atress always, easy fatigue damage.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the lifting device for controlling the opening and closing of the door leaf, and the problems that the lifting of the door leaf is labor-consuming in a manual mode, the lifting of the door leaf is not stable in an electric lifting mode, and the rope is always stressed and is easy to fatigue and damage are effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: a lifting device for controlling opening and closing of a door leaf comprises a support, wherein a cross beam is connected to the upper end of the support, a T-shaped plate is connected to the middle of the upper end of the cross beam, a side plate is connected to one side of the upper end of the T-shaped plate, a first motor is installed at one end of the side plate, the output end of the first motor is connected with a driving synchronous wheel, the driving synchronous wheel is connected with the T-shaped plate through a first support, a second support is connected to the upper end of the T-shaped plate, which is far away from the first support, a driven synchronous wheel is rotatably connected to the upper end of the second support, the driven synchronous wheel and the driving synchronous wheel are connected through synchronous belts, third supports are respectively connected to two sides of the upper end of the cross beam, pulleys are rotatably connected to the upper end of the third support, a transmission shaft is respectively connected, slider one end is connected with the overhead door, overhead door upper end both sides all are connected with the ear seat, the ear seat upper end is connected with the rope, the rope is located the support rear side around the pulley and is connected with the balancing weight, the inboard both ends in support upper portion all are connected with bearing mechanism, bearing mechanism includes the L template, the second motor, the apparatus further comprises a rotating shaft, the initiative bevel gear, driven bevel gear, the initiative straight-tooth gear, driven straight-tooth gear and layer board, the second motor is installed to L template upper end one side, second motor output end is connected with the pivot, pivot one end is connected with initiative bevel gear, the meshing of initiative bevel gear lower extreme is connected with driven bevel gear, the driven bevel gear lower extreme is connected with the initiative straight-tooth gear, the initiative straight-tooth gear rotates with the L template to be connected.
Preferably, the driving synchronizing wheel and the driven synchronizing wheel have the same size, and the driving synchronizing wheel and the driven synchronizing wheel have the same modulus.
Preferably, the lower ends of the two third supports are connected with first cushion blocks, and the thickness of the first cushion blocks is the same as that of the T-shaped plate.
Preferably, the upper part of the rear end of the bracket is connected with an auxiliary wheel, and the rope passes through the auxiliary wheel.
Preferably, the upper end of the ear seat is provided with a connecting hole which is convenient for the connection of a rope.
Preferably, the upper end of the sliding block is provided with a sliding hole, and the inner diameter of the sliding hole is the same as the outer diameter of the sliding rod.
Preferably, the lower end of the second motor is connected with a second cushion block for increasing the height.
Preferably, a fixing hole is formed in one end of the L-shaped plate, and the supporting mechanism penetrates through the fixing hole through a bolt to be connected with the support.
Preferably, the upper end of the supporting plate is connected with a rubber pad for avoiding contact wear.
Preferably, the driving straight gear and the supporting plate are rotatably connected with the L-shaped plate through a connecting shaft, and a ball bearing is embedded at the outer end of the connecting shaft.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the invention, through the arrangement of the first motor, the driving synchronous wheel, the synchronous belt, the driven synchronous wheel, the connecting shaft, the pulley, the rope and the balancing weight, the first motor drives the driving synchronous wheel to drive the driven synchronous wheel to rotate under the transmission of the synchronous belt, so that the transmission shaft drives the two pulleys to rotate, and the rope is further driven on the pulleys to lift or lower the lifting door under the action of the balancing weight, and compared with the traditional manual mode, the mode is labor-saving in lifting;
(2) through the arrangement of the sliding block, the sliding rod and the universal coupling, when the lifting door is lifted, the sliding block slides outside the sliding rod, so that the lifting transmission of the lifting door is stable, and meanwhile, under the action of the universal coupling, the axial deviation and the radial deviation caused by the installation of a transmission mechanism can be avoided, so that the stable transmission performance is further improved;
(3) through the setting of bearing mechanism, second motor drive initiative bevel gear and driven bevel gear meshing transmission drive initiative straight-toothed gear and driven straight-toothed gear meshing transmission for the layer board can the horizontal rotation, to overhead door or balancing weight bearing, can avoid overhead door dead weight or balancing weight dead weight to cause rope fatigue damage like this.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the lifting transmission of the present invention;
FIG. 4 is a schematic view of the construction of the support mechanism of the present invention;
FIG. 5 is an enlarged schematic view of A of FIG. 1 according to the present invention;
in the figure: 1. a support; 2. a cross beam; 3. a T-shaped plate; 4. a side plate; 5. a first motor; 6. a driving synchronizing wheel; 7. a first support; 8. a second support; 9. a driven synchronizing wheel; 10. a synchronous belt; 11. a third support; 12. a pulley; 13. a drive shaft; 14. a universal coupling; 15. positioning blocks; 16. a slide bar; 17. a slider; 18. a lift gate; 19. an ear mount; 20. a rope; 21. a balancing weight; 22. a support mechanism; 23. an L-shaped plate; 24. a second motor; 25. a rotating shaft; 26. a drive bevel gear; 27. a driven bevel gear; 28. a driving spur gear; 29. a driven spur gear; 30. a support plate; 31. a first cushion block; 32. an auxiliary wheel; 33. connecting holes; 34. a second cushion block; 35. a fixing hole; 36. a rubber pad; 37. and (7) connecting the shafts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1, 2, 3, 4 and 5, the present invention includes a bracket 1, a cross beam 2 is connected to an upper end of the bracket 1 for mounting a transmission structure of the apparatus, a T-shaped plate 3 is connected to a middle portion of an upper end of the cross beam 2 for conveniently supporting a first motor 5 and a driving synchronizing wheel 6, a side plate 4 is connected to one side of an upper end of the T-shaped plate 3 for fixing the first motor 5, the first motor 5 is mounted to one end of the side plate 4, the output end of the first motor 5 is connected to the driving synchronizing wheel 6, the driving synchronizing wheel 6 is connected to the T-shaped plate 3 through a first support 7, a second support 8 is connected to an upper end of the T-shaped plate 3 far from the first support 7, a driven synchronizing wheel 9 is rotatably connected to an upper end of the second support 8, the driven synchronizing wheel 9 and the driving synchronizing wheel 6 are connected through a synchronous belt 10, the driving synchronizing wheel 6 is driven by the, so that the transmission shaft 13 drives the two pulleys 12 to rotate, and then the rope 20 is transmitted on the pulleys 12, the lifting door 18 ascends or descends under the action of the matching balancing weight 21, the third support 11 is connected to both sides of the upper end of the cross beam 2, the pulley 12 is connected to the upper end of the third support 11 in a rotating manner, the transmission shaft 13 is connected between the two pulleys 12 and the driven synchronous wheel 9, both ends of the transmission shaft 13 are connected with the pulley 12 and the driven synchronous wheel 9 through universal couplings 14, both sides of the front end of the support 1 are connected with slide bars 16 through positioning blocks 15, the upper end of each slide bar 16 is sleeved with a slide block 17, the lifting transmission of the lifting door 18 is stable through the matching of the slide blocks 17 and the slide bars 16, one end of each slide block 17 is connected with the lifting door 18, both sides of the upper end of the lifting door 18 are connected with lug seats 19, which are, the lifting door 18 is pulled to lift under the action of a balancing weight 21 and a rope 20, two ends of the inner side of the upper part of the bracket 1 are both connected with a supporting mechanism 22, the supporting mechanism 22 comprises an L-shaped plate 23, a second motor 24, a rotating shaft 25, a driving bevel gear 26, a driven bevel gear 27, a driving spur gear 28, a driven spur gear 29 and a supporting plate 30, one side of the upper end of the L-shaped plate 23 is provided with the second motor 24, the output end of the second motor 24 is connected with the rotating shaft 25, one end of the rotating shaft 25 is connected with the driving bevel gear 26, the lower end of the driving bevel gear 26 is connected with the driven bevel gear 27 in a meshing way, the lower end of the driven bevel gear 27 is connected with the driving spur gear 28, the driving spur gear 28 is connected with the L-shaped plate 23 in a rotating way, one end of the driving spur gear 28 is connected with the driven spur gear 29 in a meshing, the driving straight gear 28 and the driven straight gear 29 are driven to be meshed for transmission, so that the supporting plate 30 can rotate left and right to support the lifting door 18 or the balancing weight 21.
In the second embodiment, on the basis of the first embodiment, the driving synchronizing wheel 6 and the driven synchronizing wheel 9 have the same size, and the modules of the driving synchronizing wheel 6 and the driven synchronizing wheel 9 are the same, so that the driving synchronizing wheel 6 and the driven synchronizing wheel 9 are synchronously driven by the synchronous belt 10 to rotate.
In the third embodiment, on the basis of the first embodiment, the lower ends of the two third supports 11 are connected with the first cushion blocks 31, the thickness of the first cushion blocks 31 is the same as that of the T-shaped plate 3, so that the third supports 11 can be supported to be as high as the second supports 8, and the transmission deviation of the transmission shaft 13 is reduced.
Fourth embodiment, on the basis of first embodiment, support 1 rear end upper portion is connected with auxiliary wheel 32, and rope 20 passes auxiliary wheel 32, is convenient for support rope 20 to the outside, avoids balancing weight 21 collision support 1.
In the fifth embodiment, on the basis of the first embodiment, the upper end of the ear seat 19 is provided with a connecting hole 33 for facilitating the connection of the rope 20.
Sixth embodiment, on the basis of the first embodiment, the upper end of the slider 17 is provided with a slide hole, and the inner diameter of the slide hole is the same as the outer diameter of the slide rod 16, so that the lifting door 18 can be kept stable during lifting.
Seventh embodiment, on the basis of the first embodiment, the lower end of the second motor 24 is connected with a second cushion block 34 with increased height, and the driving bevel gear 26 and the driven bevel gear 27 are conveniently meshed through the arrangement of the second cushion block 34.
Eighth embodiment, on the basis of first embodiment, fixing hole 35 has been seted up to L template 23 one end, and supporting mechanism 22 passes fixing hole 35 through the bolt and is connected with support 1, and through the setting of fixing hole 35, make things convenient for the bolt to pass and fix.
Ninth, on the basis of the first embodiment, the upper end of the supporting plate 30 is connected with a rubber pad 36 for avoiding contact abrasion.
In the tenth embodiment, on the basis of the first embodiment, the driving spur gear 28 and the supporting plate 30 are rotatably connected with the L-shaped plate 23 through the connecting shaft 37, and the ball bearing is embedded at the outer end of the connecting shaft 37, so that friction is reduced during transmission.
In the present embodiment, the first motor 5 is a motor of JP-600 model, and the second motor 24 is a motor of 42BYGH47-401A model.
The working principle is as follows: when the lifting door 18 is lifted, the counterweight 21 is positioned on the ground at the moment, the driving bevel gear 26 is driven by the second motor 24 to be in meshing transmission with the driven bevel gear 27, the driven bevel gear 27 drives the driving spur gear 28 to be in meshing transmission with the driven spur gear 29, the driven spur gear 29 drives the supporting plate 30 to turn to one side of the lifting door 18, so that the supporting plate 30 supports the lifting door 18, the counterweight 21 rises at the moment, the supporting plate 30 is driven by the second motor 24 to turn to the lower end of the counterweight 21, the weight block 21 is supported, so that the fatigue damage of the rope 20 caused by the self weight of the lifting door 18 or the fatigue damage of the rope 20 caused by the self weight of the weight block 21 can be avoided.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a controlling door leaf's elevating gear, includes support (1), its characterized in that: the upper end of the support (1) is connected with a crossbeam (2), the middle part of the upper end of the crossbeam (2) is connected with a T-shaped plate (3), one side of the upper end of the T-shaped plate (3) is connected with a side plate (4), one end of the side plate (4) is provided with a first motor (5), the output end of the first motor (5) is connected with a driving synchronizing wheel (6), the driving synchronizing wheel (6) is connected with the T-shaped plate (3) through a first support (7), one end of the upper end of the T-shaped plate (3), which is far away from the first support (7), is connected with a second support (8), the upper end of the second support (8) is rotatably connected with a driven synchronizing wheel (9), the driven synchronizing wheel (9) and the driving synchronizing wheel (6) are connected through a synchronizing belt (10), both sides of the upper end of the crossbeam (2) are connected with a third support (11), the upper end of the third, both ends of a transmission shaft (13) are connected with a pulley (12) and a driven synchronous wheel (9) through universal couplings (14), both sides of the front end of a bracket (1) are connected with a slide rod (16) through positioning blocks (15), the upper end of the slide rod (16) is sleeved with a slide block (17), one end of the slide block (17) is connected with a lifting door (18), both sides of the upper end of the lifting door (18) are connected with lug seats (19), the upper end of the lug seats (19) is connected with a rope (20), the rope (20) bypasses the pulley (12) and is positioned at the rear side of the bracket (1) and is connected with a balancing weight (21), both ends of the inner side of the upper part of the bracket (1) are connected with bearing mechanisms (22), each bearing mechanism (22) comprises an L-shaped plate (23), a second motor (24), a rotating shaft (25), a driving bevel gear (26), second motor (24) are installed to L template (23) upper end one side, second motor (24) output is connected with pivot (25), pivot (25) one end is connected with initiative bevel gear (26), initiative bevel gear (26) lower extreme meshing is connected with driven bevel gear (27), driven bevel gear (27) lower extreme is connected with initiative straight-teeth gear (28), initiative straight-teeth gear (28) rotate with L template (23) and are connected, initiative straight-teeth gear (28) one end meshing is connected with driven straight-teeth gear (29), driven straight-teeth gear (29) lower extreme is connected with layer board (30), layer board (30) rotate with L template (23) and are connected.
2. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the driving synchronizing wheel (6) and the driven synchronizing wheel (9) are the same in size, and the modules of the driving synchronizing wheel (6) and the driven synchronizing wheel (9) are the same.
3. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the lower ends of the two third supports (11) are connected with first cushion blocks (31), and the thicknesses of the first cushion blocks (31) and the T-shaped plates (3) are the same.
4. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the upper part of the rear end of the bracket (1) is connected with an auxiliary wheel (32), and the rope (20) passes through the auxiliary wheel (32). .
5. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the upper end of the ear seat (19) is provided with a connecting hole (33) which is convenient for the connection of the rope (20).
6. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the upper end of the sliding block (17) is provided with a sliding hole, and the inner diameter of the sliding hole is the same as the outer diameter of the sliding rod (16).
7. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the lower end of the second motor (24) is connected with a second cushion block (34) for increasing the height.
8. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: a fixing hole (35) is formed in one end of the L-shaped plate (23), and the bearing mechanism (22) penetrates through the fixing hole (35) through a bolt to be connected with the support (1).
9. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the upper end of the supporting plate (30) is connected with a rubber pad (36) for avoiding contact wear.
10. The lifting device for controlling opening and closing of a door leaf according to claim 1, wherein: the driving straight gear (28) and the supporting plate (30) are rotatably connected with the L-shaped plate (23) through a connecting shaft (37), and a ball bearing is embedded at the outer end of the connecting shaft (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910867206.7A CN110593704A (en) | 2019-09-12 | 2019-09-12 | Lifting device for controlling opening and closing of door leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910867206.7A CN110593704A (en) | 2019-09-12 | 2019-09-12 | Lifting device for controlling opening and closing of door leaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110593704A true CN110593704A (en) | 2019-12-20 |
Family
ID=68859311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910867206.7A Pending CN110593704A (en) | 2019-09-12 | 2019-09-12 | Lifting device for controlling opening and closing of door leaf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110593704A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743174A (en) * | 2020-12-29 | 2021-05-04 | 江苏省艾格森数控设备制造有限公司 | Oil groove with lifting door mechanism for electric spark machine tool |
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|---|---|---|---|---|
| US3760535A (en) * | 1971-10-20 | 1973-09-25 | True Manuf Co Inc | Self-closing, sliding door assembly |
| CN203696238U (en) * | 2014-03-05 | 2014-07-09 | 济南邦德数控设备有限公司 | Light intermediate transmission type laser cutting bed cutting device |
| CN206678209U (en) * | 2017-04-28 | 2017-11-28 | 河南固特威液压科技有限公司 | Banbury lifting device |
| CN207017894U (en) * | 2017-05-27 | 2018-02-16 | 无锡顺达智能自动化工程股份有限公司 | Anticollision door |
| KR101897093B1 (en) * | 2018-03-07 | 2018-09-10 | 김창원 | Ascent and descent type window structure |
| CN108699883A (en) * | 2016-03-01 | 2018-10-23 | 伊马股份公司 | The closure equipment for entering opening for industrial machine |
| CN109095410A (en) * | 2018-10-31 | 2018-12-28 | 长沙宁湖机械设备有限公司 | A kind of forklift lifting device with insurance institution |
-
2019
- 2019-09-12 CN CN201910867206.7A patent/CN110593704A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3760535A (en) * | 1971-10-20 | 1973-09-25 | True Manuf Co Inc | Self-closing, sliding door assembly |
| CN203696238U (en) * | 2014-03-05 | 2014-07-09 | 济南邦德数控设备有限公司 | Light intermediate transmission type laser cutting bed cutting device |
| CN108699883A (en) * | 2016-03-01 | 2018-10-23 | 伊马股份公司 | The closure equipment for entering opening for industrial machine |
| CN206678209U (en) * | 2017-04-28 | 2017-11-28 | 河南固特威液压科技有限公司 | Banbury lifting device |
| CN207017894U (en) * | 2017-05-27 | 2018-02-16 | 无锡顺达智能自动化工程股份有限公司 | Anticollision door |
| KR101897093B1 (en) * | 2018-03-07 | 2018-09-10 | 김창원 | Ascent and descent type window structure |
| CN109095410A (en) * | 2018-10-31 | 2018-12-28 | 长沙宁湖机械设备有限公司 | A kind of forklift lifting device with insurance institution |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743174A (en) * | 2020-12-29 | 2021-05-04 | 江苏省艾格森数控设备制造有限公司 | Oil groove with lifting door mechanism for electric spark machine tool |
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Application publication date: 20191220 |
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| RJ01 | Rejection of invention patent application after publication |