CN113622780A - Chain type electric window opener - Google Patents
Chain type electric window opener Download PDFInfo
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- CN113622780A CN113622780A CN202111096743.XA CN202111096743A CN113622780A CN 113622780 A CN113622780 A CN 113622780A CN 202111096743 A CN202111096743 A CN 202111096743A CN 113622780 A CN113622780 A CN 113622780A
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- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/627—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by flexible elongated pulling elements, e.g. belts, chains or cables
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- 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
- E05Y2900/148—Windows
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- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to the technical field of window openers and discloses a chain type electric window opener which comprises a chain box and a connecting mechanism used for supporting the chain box on a windowsill plane, wherein the connecting mechanism comprises two positioning blocks respectively arranged at two ends of the chain box, two supporting blocks respectively connected to the separated sides of the two positioning blocks and two connecting blocks respectively supported at the bottoms of the two supporting blocks, and the chain box is arranged between the two positioning blocks. The two sides of the top of the connecting block are respectively provided with a first sinking groove and a second sinking groove, and the second sinking groove is positioned on one side of the first sinking groove far away from the chain box. Through the components of a whole that can function independently equipment of locating piece, supporting shoe and linking piece, not only realize the firm reliable of installation of ware of windowing on the windowsill plane, convenient and fast, the supporting shoe can seal a heavy groove notch of the head of accomodating the screw rod completely simultaneously and live, prevents screw rod and external environment after the equipment contact, improves life to guarantee follow-up normal dismantlement and the change to screw rod and ware each part of windowing.
Description
Technical Field
The invention relates to the technical field of window openers, in particular to a chain type electric window opener.
Background
With the improvement of home level, the types and the shapes of windows are more and more, and with the increase of the number of people and the reduction of urban building areas, most of the existing buildings are high-rise buildings, and the distances between the buildings are very close, so that the lighting of residents on the low floors is difficult. At present, building windows, especially some advanced buildings, window types of large buildings such as airports, sports centers, industrial plants and the like are large-sized and high-height window sashes, which are generally made larger and higher based on the requirements of lighting, ventilation, environmental protection and full utilization of green sources, so that more sunlight can penetrate through the windows to be emitted into the room. Therefore, in order to better satisfy the requirements for opening and closing the window and the safety of window opening, window openers are widely adopted in the market.
Referring to fig. 1, a chain type electric window opener in the prior art mainly includes a chain box, a retractable chain mounted on the chain box, and a bracket for mounting the chain box on a windowsill plane, and the mounting of the bracket on the windowsill plane is mainly accomplished by screwing a screw into a reserved connection hole on the windowsill plane, but the screw is exposed in the surrounding environment for a long time and is liable to be corroded, which is not favorable for subsequent disassembly and replacement, and the specific performance is as follows:
(1) when the head of the screw is corroded and the screwdriver is adopted to screw the head of the screw, the screw is not beneficial to the jacking and force application of the end part of the screwdriver, and the phenomenon of screw slipping is easy to occur;
(2) the connection part between the head part of the screw rod and the rod part of the screw rod is corroded to be broken, so that the rod part of the screw rod connected in the connecting hole is difficult to take out of the connecting hole;
(3) because the screw rod takes place the corrosion, can make the installation of ware of windowing on the windowsill plane firm inadequately, have the risk of dropping the damage.
Disclosure of Invention
The invention provides a chain type electric window opener, which aims to solve the technical problems that in the prior art, a support of the chain type electric window opener is fixed on a windowsill plane through a screw, the screw is easy to rust and corrode, the follow-up disassembly and replacement are not facilitated, and meanwhile, the installation stability of the window opener is influenced.
The invention is realized by adopting the following technical scheme: the chain type electric window opener comprises a chain box and a connecting mechanism for supporting the chain box on a windowsill plane, wherein the connecting mechanism comprises two positioning blocks respectively arranged at two ends of the chain box, two supporting blocks respectively connected to the sides, away from each other, of the two positioning blocks and two connecting blocks respectively supported at the bottoms of the two supporting blocks, and the chain box is arranged between the two positioning blocks;
a first sinking groove and a second sinking groove are respectively formed in the two sides of the top of the connecting block, and the second sinking groove is located on one side, away from the chain box, of the first sinking groove; a through groove is formed in the connecting block at one groove of the sinking groove, a screw rod is inserted into the through groove, and a connecting hole matched with the screw rod in a threaded manner is formed in the windowsill plane;
a circle of limiting groove is formed in the inner wall of the through groove in a surrounding mode, a shaft seat is connected in a sliding and clamping mode in the limiting groove, a bearing is installed in the shaft seat, and the inner ring of the bearing is fixedly connected to the outer side wall of the screw in a sleeved mode;
a cavity communicated with the limiting groove is formed in the block body of the connecting block; a gear is arranged in the cavity, and a first rack and a second rack which are meshed with the gear are oppositely arranged on two sides of the gear; the first rack is parallel to the axis direction of the through groove; one side of the first rack close to the shaft seat is provided with a first connecting rod perpendicular to the first rack, the first connecting rod is connected with the shaft seat through the first connecting rod, a second connecting rod extending into the cavity is inserted into the connecting block at the bottom of the second sinking groove in a sliding mode, one end of the second connecting rod extending into the cavity is fixedly connected with the top of the second rack, and the other end of the second connecting rod is provided with a clamping block;
a clamping groove matched with the clamping block is formed in one side, away from the chain box, of the supporting block, and a rod penetrating groove for moving the connecting rod II is formed in the bottom of the supporting block;
when the screw rod is in threaded connection with the connecting hole, the head of the screw rod is completely sunk into the first sinking groove, the bottom wall of the supporting block completely seals the notch of the first sinking groove, and the clamping block protrudes out of the notch of the second sinking groove.
As a further improvement of the scheme, the rod through groove is a groove body which is integrally in a straight-line structure, the top of the groove wall of the rod through groove is communicated with the bottom of the groove wall of the clamping groove, and one side of the rod through groove, which is close to the notch of the clamping groove, is provided with an insertion hole for the two rod bodies of the connecting rod to enter.
As a further improvement of the above scheme, when the screw rod is not in threaded connection with the engagement hole, the head of the screw rod protrudes to the outer side of the notch of the first sinking groove, and the fixture block is completely received in the second sinking groove.
As a further improvement of the scheme, a telescopic rod perpendicular to the first connecting rod is arranged on the bottom cavity wall of the cavity, one end of the telescopic rod is fixed on the first connecting rod, and a second spring is sleeved on the outer side of the telescopic rod.
As a further improvement of the above scheme, the cross section of the through groove is in a circular structure; the limiting groove and the shaft seat are of square structures in cross section.
As a further improvement of the above scheme, the chain box is installed between the two positioning blocks through a clamping assembly; the clamping assembly comprises two groups of fixing plates which are respectively arranged on the opposite sides of the two positioning blocks; the number of the fixing plates in each group is two, the two fixing plates in each group are oppositely arranged, a screwing rod is rotatably inserted between the two fixing plates, two clamping plates are sleeved on the screwing rod in a threaded manner, and a clamping space for clamping and fixing the surface of the end part of the chain box is formed between the two clamping plates;
wherein, through guiding the rotation of the screw rod, the two clamping plates are close to or separated from each other.
As a further improvement of the above scheme, the outer surfaces of the rod walls at two axial sides of the screw rod are provided with two types of external threads with opposite thread turning directions; and threaded holes matched with the two external threads on the screwing rod are formed in the plate bodies of the two clamping plates.
As a further improvement of the above scheme, a limiting rod is fixedly inserted between the two fixing plates on the side of the screw rod away from the chain box, and sliding holes in sliding fit with the limiting rod are formed in the two clamping plates.
As a further improvement of the scheme, rod slots are formed in the opposite sides of the two supporting blocks, supporting rods penetrate through the rod slots, and the opposite ends of the two supporting rods are connected with the separated sides of the two positioning blocks respectively.
As a further improvement of the scheme, a sliding groove is formed in each block of each positioning block, a sliding block is connected in each sliding groove in a sliding mode, one end, close to each positioning block, of each supporting rod penetrates into the corresponding sliding groove in a sliding mode and is connected with the corresponding sliding block in a rotating mode, and a first spring is arranged between one side, far away from each supporting rod, of each sliding block and the corresponding groove wall of each sliding groove.
The invention has the beneficial effects that:
according to the chain type electric window opener, the positioning block, the supporting block and the connecting block are assembled in a split mode, so that the window opener is stable, reliable, convenient and quick to install on a windowsill plane, meanwhile, the supporting block can completely seal a groove opening of the sunken groove containing the head of the screw rod, the assembled screw rod is prevented from contacting with the external environment, the service life is prolonged, and normal disassembly and replacement of the screw rod and parts of the window opener are guaranteed.
Drawings
FIG. 1 is a schematic perspective view of a chain type electric window opener installed on a windowsill plane in the prior art;
fig. 2 is a schematic front view of a chain type electric window opener provided in embodiment 1 of the present invention, which is installed on a windowsill plane;
FIG. 3 is a schematic cross-sectional view of the partial structure of FIG. 2;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
FIG. 5 is a cross-sectional view of the connecting block of FIG. 2 in a state not assembled with the supporting block;
FIG. 6 is an enlarged view of the structure at B in FIG. 3;
FIG. 7 is a side view of the support block of FIG. 2;
fig. 8 is a schematic sectional structure view of a front view of a partial structure of the chain type electric window opener provided in embodiment 2 of the present invention when installed on a windowsill plane.
Description of the main symbols:
1. a chain case; 2. positioning blocks; 3. a fixing plate; 4. a splint; 5. screwing the rod; 6. a limiting rod; 7. a support bar; 8. a chute; 9. a slider; 10. a first spring; 11. a support block; 12. a rod slot; 13. a joining block; 14. a through groove; 15. a screw; 16. sinking a first groove; 17. a limiting groove; 18. a shaft seat; 19. a cavity; 20. A first connecting rod; 21. a first rack; 22. a gear; 23. sinking a second tank; 24. a clamping block; 25. a second connecting rod; 26. A second rack; 27. the rod penetrates through the groove; 28. a card slot; 29. a telescopic rod; 30. a second spring; 31. a windowsill plane; 32. and (6) engaging the hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 2 to 7, the chain type electric window opener includes a chain case 1 and an engaging mechanism for supporting the chain case 1 on a windowsill plane 31. The chain type electric window opener in the embodiment is provided with a chain box 1 and a connecting mechanism, and is also provided with a chain which is connected to the window frame and can extend out of the chain box, and the chain is driven to extend out of or retract back from the chain box through a power mechanism in the window opener, so that the window frame is opened and closed.
The linking mechanism comprises two positioning blocks 2 respectively arranged at two ends of the chain box 1, two supporting blocks 11 respectively connected to the separated sides of the two positioning blocks 2, and two linking blocks 13 respectively supported at the bottoms of the two supporting blocks 11, and the chain box 1 is arranged between the two positioning blocks 2.
The two sides of the top of the connecting block 13 are respectively provided with a first sinking groove 16 and a second sinking groove 23, and the second sinking groove 23 is positioned on one side of the first sinking groove 16, which is far away from the chain box 1. A through groove 14 is formed in the joining block 13 at the groove bottom of the first sinking groove 16, a screw rod 15 is inserted into the through groove 14, and a joining hole 32 matched with the screw rod 15 in a threaded mode is formed in the windowsill plane 31. In this embodiment, the head diameter of the screw 15 is larger than the maximum diameter of the notch of the through groove 14. The rod body length of the screw rod 15 is larger than the groove body length of the through groove 14 in the axial direction. By means of the threaded connection between the threaded rod 15 and the engagement hole 32, a secure assembly of the engagement block 13 on the sill plane is achieved.
A circle of limiting groove 17 is formed around the inner wall of the through groove 14, a shaft seat 18 is slidably clamped in the limiting groove 17, a bearing (not shown) is installed in the shaft seat 18, and an inner ring of the bearing is sleeved and fixed on the outer side wall of the screw 15. When the joint block 13 needs to be installed on the windowsill plane 31, the bottom notch of the through slot 14 on the joint block 13 is aligned with the joint hole 32 on the windowsill plane 31, and then the screw 15 is rotated on the bearing to be screwed into the joint hole 32, and simultaneously the shaft seat 18 is driven to sink integrally.
A cavity 19 communicated with the limiting groove 17 is formed in the block body of the connecting block 13. A gear 22 is arranged in the cavity 19, and the gear 22 is rotatably mounted on the cavity wall of the cavity 19 through a shaft. Two sides of the gear 22 are oppositely provided with a first rack 21 and a second rack 26 which are meshed with the gear. The first rack 21 is parallel to and dislocated from the axial direction of the through slot 14, and the movement directions of the first rack 21 and the second rack 26 can be always kept opposite through the transmission of the gear 22.
One side of the first rack 21 close to the shaft seat 18 is provided with a first connecting rod 20 perpendicular to the first rack, and the first rack is connected with the shaft seat 18 through the first connecting rod 20, so that the first rack 21 can keep synchronous motion with the shaft seat 18 through the first connecting rod 20.
A second connecting rod 25 extending into the cavity 19 is slidably inserted into the connecting block 13 located at the bottom of the second sinking groove 23, in this embodiment, a sliding slot (not shown) communicating the second sinking groove 23 and the cavity 19 is formed in the block body of the connecting block 13, and the second connecting rod 25 is slidably inserted into the sliding slot. One end of the second connecting rod 25 extending into the cavity 19 is fixedly connected with the top of the second rack 26, and the other end of the second connecting rod 25 is provided with a clamping block 24. The first rack 21 drives the second rack 26, the second link 25 and the latch 24 to synchronously and reversely move through the gear 22, so as to drive the latch 24 to extend out of or retract into the second sinking groove 23.
One side of the supporting block 11 far away from the chain box 1 is provided with a clamping groove 28 matched with the clamping block 24, and the bottom of the supporting block 11 is provided with a rod penetrating groove 27 for the movement of the second connecting rod 25. In the embodiment, the second connecting rod 25 moves in the rod through groove 27 in such a way that the second connecting rod 25 slides relative to the rod through groove 27.
When the screw rod 15 is screwed with the connecting hole 32, the head of the screw rod 15 is completely sunk into the first sinking groove 16, the bottom wall of the supporting block 11 completely seals the notch of the first sinking groove 16, and the clamping block 24 protrudes out of the notch of the second sinking groove 23 to be clamped with the clamping groove 28 of the supporting block 11, so that the assembly between the supporting block 11 and the connecting block 13 is realized, the supporting block 11 is also completely sealed for the first sinking groove 16 accommodating the head of the screw rod 15, and the head of the screw rod 15 is prevented from rusting and corroding. When the screw 15 is not screwed with the engagement hole 32, the head of the screw 15 protrudes to the outside of the notch of the first sinking groove 16, and the block 24 is completely received in the second sinking groove 23.
The rod through groove 27 is a groove body which is integrally in a straight line structure, the top of the groove wall of the rod through groove 27 is communicated with the bottom of the groove wall of the clamping groove 28, and one side of the rod through groove 27, which is close to the notch of the clamping groove 28, is provided with an insertion hole (not marked) for the rod body of the connecting rod two 25 to enter. When the connecting block 13 is fixed on the windowsill plane 31, the head of the screw 15 is accommodated in the first sinking groove 16, the clamping block 24 protrudes out of the notch of the second sinking groove 23, and the supporting block 11 can be quickly fixed on the top of the connecting block 13 by respectively facing the clamping block 24 and the second connecting rod 25 through the notch of the clamping groove 28 and the insertion hole of the rod through groove 27 on the connecting block 13.
It should be mentioned that the second sinking groove 23 of this embodiment is located on one side of the first sinking groove 16 far away from the chain box 1, and then the inserting and feeding direction of the supporting block 11 on the top of the connecting block 13 should be from one side of the top of the connecting block 13 close to the chain box 1 toward one side of the top of the connecting block 13 far away from the chain box 1, and after the inserting is completed and the subsequent positioning block 2 and chain box 1 are also installed, the direction of the acting force of the positioning block 2 on the supporting block 11 is always the same as the inserting and feeding direction of the supporting block 11 on the connecting block 13, so that the automatic abutting between the clamping block 24 and the clamping groove 28 can be realized, the connecting block 13 and the supporting block 11 are locked and fixed to each other, and the disengagement is avoided, and the fixing are reliable.
An expansion link 29 perpendicular to the first connecting rod 20 is arranged on the bottom cavity wall of the cavity 19, one end of the expansion link 29 is fixed on the first connecting rod 20, and a second spring 30 is sleeved on the outer side of the expansion link 29. The telescopic rod 29 can make the movement of the first connecting rod 20 in the vertical direction more stable, and meanwhile, the elastic deformation of the second spring 30 compressed after being stressed can release the elastic force to push the shaft seat 18 and the screw 15 to return to the initial positions when the screw 15 is not in threaded connection with the connecting hole 32, namely, the shaft seat 18 returns to the upper part of the groove wall of the limiting groove 17, and the head part of the screw 15 protrudes out of the notch of the first sinking groove 16.
The cross-section of the through groove 14 is a circular structure. The cross sections of the limit groove 17 and the shaft seat 18 are both square structures, so that the screw 15 is in threaded connection with the connecting hole 32, the shaft seat 18 is prevented from synchronously rotating along with the screw 15, and the shaft seat 18 can relatively move in the limit groove 17.
The chain case 1 is installed between the two positioning blocks 2 through a clamping assembly, and the clamping assembly comprises two groups of fixing plates 3 respectively arranged on the opposite sides of the two positioning blocks 2. The fixed plate 3 quantity in every group is two, and two fixed plates 3 in every group set up relatively, and rotate between two fixed plates 3 and insert and be equipped with wrong pole 5, and the threaded sleeve is equipped with two splint 4 on the wrong pole 5, forms the centre gripping space that is used for the fixed chain box 1 tip surface of centre gripping between two splint 4.
Wherein the two clamping plates 4 are moved towards or away from each other by the rotation of the lead screw 5.
The outer surfaces of the rod walls of the two axial sides of the screw rod 5 are provided with two types of external threads with opposite thread directions. The plate bodies of the two clamping plates 4 are provided with threaded holes (not shown) matched with the two external threads on the screw rod 5. The two types of external threads in this embodiment are left-hand (not labeled) and right-hand (not labeled) external threads, respectively.
A limiting rod 6 is fixedly inserted between the two fixing plates 3 on the side of the screwing rod 5 far away from the chain box 1, and sliding holes (not shown) matched with the limiting rod 6 in a sliding manner are formed in the two clamping plates 4.
The working method of the clamping assembly in this embodiment is, arrange the both ends of the chain box 1 between two adjacent splint 4 respectively, twist two respectively and change screw rod 5 and make screw hole on splint 4 and twist the external screw thread of pole 5 between the screw thread effect each other, because every has the external screw thread of two kinds of screw threads turning to on the screw rod 5, then two adjacent splint 4 can be close to in step under the circumstances of ordering about same screw rod 5 pivoted, in order to press from both sides tight fixed with the tip upper surface and the lower surface of chain box 1, thereby accomplish the quick installation of chain box 1 on windowsill plane 31, in addition, because the splint interval is adjustable, the clamping assembly of this embodiment still can adapt to the quick fixed of chain box 1 on windowsill plane 31 in having different thickness or height, convenient and fast.
In summary, the installation sequence of the chain box of this embodiment on the windowsill plane 31 is: firstly, the two linking blocks 13 are arranged on the windowsill plane 31, then the two supporting blocks 11 are respectively clamped on the two linking blocks 13, then the two positioning blocks 2 are respectively inserted on the corresponding supporting blocks 11 through the supporting rods 7, and finally, the chain box 1 is clamped and fixed through the clamping assembly, so that the fixing is stable and reliable.
Example 2
Referring to fig. 8, in this embodiment 2, a sliding groove 8 is formed in a block body of each positioning block 2, a sliding block 9 is slidably connected in the sliding groove 8, and one end of the support rod 7, which is close to the positioning block 2, slidably penetrates through the corresponding sliding groove 8 and is rotatably connected to the corresponding sliding block 9. In this embodiment, the sliding block 9 is rotatably connected to the supporting rod 7 through a bearing, an opening (not shown) communicating with the sliding groove 8 is formed in one side of the positioning block 2 close to the supporting block 11, and the maximum rod diameter of the supporting rod 7 is smaller than the aperture of the opening, so that the supporting rod 7 can rotate and move horizontally relative to the opening.
A first spring 10 is arranged between one side of the sliding block 9 far away from the support rod 7 and the corresponding groove wall of the sliding groove 8. Drive spring 10 through bracing piece 7 and slider 9 and take place elastic deformation, can be when the ware of windowing starts, the inside power unit that has of ware of windowing drives the chain and outwards extends, the connection position between the chain produces the offset force this moment, the offset force transmits to the ware of windowing on, the ware of windowing carries out the synchronous operation of offset force through the slip of slider 9 in spout 8 and the slip of bracing piece 7 in spout 8, the offset force is eliminated through the slip of the ware of windowing, reduce the atress of chain, ensure its life.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The chain type electric window opener is characterized by comprising a chain box and a connecting mechanism for supporting the chain box on a windowsill plane, wherein the connecting mechanism comprises two positioning blocks respectively arranged at two ends of the chain box, two supporting blocks respectively connected to the separated sides of the two positioning blocks and two connecting blocks respectively supported at the bottoms of the two supporting blocks, and the chain box is arranged between the two positioning blocks;
a first sinking groove and a second sinking groove are respectively formed in the two sides of the top of the connecting block, and the second sinking groove is located on one side, away from the chain box, of the first sinking groove; a through groove is formed in the connecting block at one groove of the sinking groove, a screw rod is inserted into the through groove, and a connecting hole matched with the screw rod in a threaded manner is formed in the windowsill plane;
a circle of limiting groove is formed in the inner wall of the through groove in a surrounding mode, a shaft seat is connected in a sliding and clamping mode in the limiting groove, a bearing is installed in the shaft seat, and the inner ring of the bearing is fixedly connected to the outer side wall of the screw in a sleeved mode;
a cavity communicated with the limiting groove is formed in the block body of the connecting block; a gear is arranged in the cavity, and a first rack and a second rack which are meshed with the gear are oppositely arranged on two sides of the gear; the first rack is parallel to the axis direction of the through groove; one side of the first rack close to the shaft seat is provided with a first connecting rod perpendicular to the first rack, the first connecting rod is connected with the shaft seat through the first connecting rod, a second connecting rod extending into the cavity is inserted into the connecting block at the bottom of the second sinking groove in a sliding mode, one end of the second connecting rod extending into the cavity is fixedly connected with the top of the second rack, and the other end of the second connecting rod is provided with a clamping block;
a clamping groove matched with the clamping block is formed in one side, away from the chain box, of the supporting block, and a rod penetrating groove for moving the connecting rod II is formed in the bottom of the supporting block;
when the screw rod is in threaded connection with the connecting hole, the head of the screw rod is completely sunk into the first sinking groove, the bottom wall of the supporting block completely seals the notch of the first sinking groove, and the clamping block protrudes out of the notch of the second sinking groove.
2. The chain type electric window opener as claimed in claim 1, wherein the rod through slot is a slot body integrally formed in a straight line structure, the top of the slot wall of the rod through slot is communicated with the bottom of the slot wall of the slot, and one side of the rod through slot, which is close to the slot opening of the slot, is provided with an insertion hole for the two rod bodies of the connecting rod to enter.
3. The chain type electric window opener according to claim 1, wherein when the screw rod is not threadedly engaged with the engagement hole, a head of the screw rod protrudes to an outer side of a notch of the first sinking groove, and the clamping block is completely received in the second sinking groove.
4. The chain type electric window opener as claimed in claim 1, wherein a telescopic rod perpendicular to the first connecting rod is provided on a bottom cavity wall of the cavity, one end of the telescopic rod is fixed on the first connecting rod, and a second spring is sleeved outside the telescopic rod.
5. The chain type electric window opener according to claim 1, wherein the cross-section of the through slot is in a circular structure; the limiting groove and the shaft seat are of square structures in cross section.
6. The chain type electric window opener of claim 1, wherein the chain box is mounted between two of the positioning blocks by a clamping assembly; the clamping assembly comprises two groups of fixing plates which are respectively arranged on the opposite sides of the two positioning blocks; the number of the fixing plates in each group is two, the two fixing plates in each group are oppositely arranged, a screwing rod is rotatably inserted between the two fixing plates, two clamping plates are sleeved on the screwing rod in a threaded manner, and a clamping space for clamping and fixing the surface of the end part of the chain box is formed between the two clamping plates;
wherein, through guiding the rotation of the screw rod, the two clamping plates are close to or separated from each other.
7. The chain type electric window opener as claimed in claim 6, wherein the screw rod is provided with two kinds of external threads with opposite thread directions on the outer surface of the rod wall at both axial sides thereof; and threaded holes matched with the two external threads on the screwing rod are formed in the plate bodies of the two clamping plates.
8. The chain type electric window opener as claimed in claim 7, wherein a stop bar is fixedly inserted between the two fixing plates at a side of the screw bar away from the chain box, and both the two clamping plates are provided with slide holes in sliding fit with the stop bar.
9. The chain type electric window opener as claimed in claim 1, wherein rod slots are formed on opposite sides of the two support blocks, support rods are inserted into the rod slots, and opposite ends of the two support rods are respectively connected to a side of the two positioning blocks away from each other.
10. The chain type electric window opener as claimed in claim 9, wherein a sliding slot is formed in the block of each positioning block, a sliding block is slidably connected to the sliding slot, one end of the supporting rod near the positioning block slidably penetrates into the corresponding sliding slot and is rotatably connected to the corresponding sliding block, and a first spring is disposed between one side of the sliding block far from the supporting rod and the corresponding slot wall of the sliding slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111096743.XA CN113622780B (en) | 2021-09-18 | 2021-09-18 | Chain type electric window opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111096743.XA CN113622780B (en) | 2021-09-18 | 2021-09-18 | Chain type electric window opener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113622780A true CN113622780A (en) | 2021-11-09 |
| CN113622780B CN113622780B (en) | 2023-05-05 |
Family
ID=78390459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111096743.XA Active CN113622780B (en) | 2021-09-18 | 2021-09-18 | Chain type electric window opener |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075687A (en) * | 2022-05-23 | 2022-09-20 | 兴三星云科技有限公司 | Window opener for hidden electric curtain wall window |
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| CN115075687A (en) * | 2022-05-23 | 2022-09-20 | 兴三星云科技有限公司 | Window opener for hidden electric curtain wall window |
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| CN113622780B (en) | 2023-05-05 |
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Effective date of registration: 20230412 Address after: No. 306 Xumatang Road, Economic Development Zone, Suishui District, Nanjing City, Jiangsu Province, 211299 Applicant after: Nanjing Weimaster Window Control System Co.,Ltd. Address before: 211200 Lishui Economic Development Zone (Zhetang industrial concentration zone), Nanjing City, Jiangsu Province Applicant before: NANJING WEMUST AUTOMATIC MACHINE CO.,LTD. |
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