CN112065161A

CN112065161A - Handle and door and window device

Info

Publication number: CN112065161A
Application number: CN202011045252.8A
Authority: CN
Inventors: 李树鹏; 潘锡勇
Original assignee: Shenzhen Hopo Window Control Technology Co Ltd
Current assignee: Shenzhen Hopo Window Control Technology Co Ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2020-12-11

Abstract

The invention discloses a handle and a door and window device. The handle comprises a handle, a fixed seat, a connecting shaft and a fastener. One end of the handle is formed with a mounting groove, and an inner tooth part is arranged in the mounting groove. The fixing base is established in the mounting groove, and the fixing base can be connected with section bar spare. The connecting shaft rotates and sets up in the fixing base, and the both ends of connecting shaft are equipped with first outer tooth portion and second outer tooth portion respectively, and first outer tooth portion can mesh with the internal tooth portion, and the outer tooth portion of second can mesh with the drive mechanism on the section bar spare. The fastener is worn to establish in the fixing base, and the one end of fastener is connected with the diapire of mounting groove. This handle can be applicable to the installation occasion in less space, has improved the suitability of handle.

Description

Handle and door and window device

Technical Field

The invention relates to the technical field of doors and windows, in particular to a handle and a door and window device.

Background

Among the handle structure of operation door and window among the prior art, set up polygon axle on the output of handle usually, set up on the drive mechanism with handle complex polygon groove with polygon axle complex, the operation handle is rotated and can be given drive mechanism with polygon axle's revolving force transmission to make drive mechanism can drive the five metals transmission among the door and window device and open and the locking, the handle that forms according to above-mentioned transmission mode needs great installation space usually, and the handle installation is comparatively loaded down with trivial details on the section bar spare simultaneously.

Disclosure of Invention

The invention aims to provide a handle, which is suitable for installation occasions in a small space, is convenient to install on profile pieces and improves the applicability of the handle.

Another object of the present invention is to provide a door and window device, which can install a handle in a small space and has high applicability.

In order to achieve the technical effects, the technical scheme of the handle and the door and window device is as follows:

a handle, the handle comprising: the handle is provided with a mounting groove at one end, and an inner tooth part is arranged in the mounting groove; the fixing seat is arranged in the mounting groove and can be connected with the sectional material piece; the connecting shaft is rotatably arranged in the fixed seat, a first outer tooth part and a second outer tooth part are respectively arranged at two ends of the connecting shaft, the first outer tooth part is meshed with the inner tooth part, and the second outer tooth part can be meshed with a transmission mechanism on the profile part; the fastener is arranged in the fixing seat in a penetrating mode, and one end of the fastener is connected with the bottom wall of the mounting groove.

Further, be equipped with a plurality of encircles on the diapire of mounting groove the central axis evenly distributed's of mounting groove recess, the handle still includes a plurality of elastic component, every the elastic component corresponds one the recess sets up, and is a plurality of the equal butt of one end of elastic component is in the fixing base, the equal butt of the other end is in the mounting groove or on the diapire of recess.

Further, the fixing base orientation the one end of handle is equipped with a plurality of blind holes, every the elastic component is established one in the blind hole, the elastic component includes: one end of the elastic part is abutted against the bottom wall of the blind hole; and a rigid part which abuts against the other end of the elastic part, and a part of the rigid part protrudes from the fixed seat.

Further, the handle still includes the setting element, the setting element is established on the diapire of mounting groove, the fixing base butt is in on the setting element, be equipped with a plurality of intercommunicating pores on the setting element, every the intercommunicating pore corresponds one the recess sets up.

Further, the handle still includes the mount pad, the mount pad is established in the mounting groove, the mount pad is formed with mounting hole, the internal tooth portion is established on mounting hole's the inner wall, the fixing base is worn to establish mounting hole in and the butt be in the bottom of mounting groove.

Further, a connecting portion is formed on the bottom wall of the mounting groove, and one end of the fastener is connected with the connecting portion.

Furthermore, the one end of fixing base is equipped with the joint arch, the joint arch is worn to establish in the section bar spare.

Further, a fitting groove is formed in the outer peripheral surface of the fixing seat, and the connecting shaft is fitted in the fitting groove.

Further, the handle still includes the closing member, the closing member is established on one end of fixing base, the closing member is kept away from one end of fixing base butt on the section bar piece.

A door and window assembly including the handle as hereinbefore described.

The invention has the beneficial effects that: the fixing base is arranged in the mounting groove and connected with the section bar piece, the fixing base can be fixedly connected onto the section bar piece, the fastener is arranged in the fixing base in a penetrating mode and connected with the bottom wall of the mounting groove, the handle can be fixedly and reliably sleeved on the fixing base through the fastener, only a small gap is reserved between the groove opening of the mounting groove and the section bar piece, and the base used for fixing the handle on the section bar piece is not required to be additionally arranged. Simultaneously, the handle rotates on the fixing base internal tooth portion can rotate along with the rotation of mounting groove, and internal tooth portion can drive the first external tooth portion rotation with internal tooth portion meshing when rotating, and first external tooth portion rotates and to make the relative fixing base of connecting axle rotate, and the second external tooth portion also can rotate along with the rotation of connecting axle, and then can mesh with drive mechanism and drive the drive mechanism motion. Because the second external tooth part is arranged on the connecting shaft, when the handle is connected with the transmission mechanism on the section bar piece, the handle and the transmission mechanism can be not additionally provided with gear structures, the size of the handle and the transmission mechanism can be further reduced, the transmission shaft can directly drive the meshing structure in the transmission mechanism to move, the transmission reliability of the handle and the transmission mechanism is improved, and the jamming phenomenon between the handle and the transmission mechanism is reduced. Because the handle is not provided with the base, the mounting groove, the fixing seat, the connecting shaft and the fastener have smaller volume, the handle can be mounted and used in a place with smaller space, and meanwhile, the structure in the mounting groove is compact and reliable, so that the handle can be arranged on a profile piece and accurately and reliably drive the transmission mechanism to move, and the handle is convenient to stably mount on the profile piece. According to the handle, the mounting structure in the mounting groove is simple and compact, the handle can be conveniently and stably mounted on the section bar piece, the second external tooth part is arranged on the transmission shaft, the size of the handle and the transmission mechanism can be further reduced, the handle can be driven to move by the transmission mechanism, the handle can be suitable for mounting occasions with small space, and the applicability of the handle is improved.

The invention has the following beneficial effects: due to the fact that the handle is arranged, the handle can be installed in a small space, and the handle has high applicability.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a lever handle according to an embodiment of the present invention;

fig. 2 is an exploded view of a handle according to an embodiment of the present invention;

FIG. 3 is an enlarged partial schematic view of FIG. 2 at A;

FIG. 4 is a schematic structural view of a handle provided in accordance with an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a fixing base according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a fixing base, a connecting shaft and an elastic member according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a mounting base provided in accordance with an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a positioning element according to an embodiment of the present invention.

Reference numerals

1. A handle; 11. mounting grooves; 111. a groove; 112. a connecting portion; 113. a limiting groove;

2. a fixed seat; 21. blind holes; 22. clamping the bulges; 23. a locking hole; 24. a mating groove; 241. a first mating segment; 242. a second mating segment; 25. a first mounting section; 26. a second mounting section;

3. a connecting shaft; 31. a first outer tooth portion; 32. a second outer tooth portion; 33. a rotating section; 34. an annular groove; 35. a mating end; 36. a connecting section;

4. a fastener;

5. an elastic member; 51. an elastic portion; 52. a rigid portion;

6. a positioning member; 61. a communicating hole; 62. positioning the opening; 63. a feedback hole;

7. a mounting seat; 71. mounting a through hole; 72. an inner tooth portion; 73. a limiting block; 74. a positioning column;

8. a closure; 81. a shaft connecting hole; 811. a limiting part;

9. a gasket.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The specific structure of the lever handle of the embodiment of the present invention is described below with reference to fig. 1 to 8.

As shown in fig. 1 to 8, fig. 1 discloses a handle, which includes a handle 1, a fixing base 2, a connecting shaft 3 and a fastening piece 4. An installation groove 11 is formed at one end of the handle 1, and an inner tooth part 72 is arranged in the installation groove 11. The fixing seat 2 is arranged in the mounting groove 11, and the fixing seat 2 can be connected with the sectional material piece. The connecting shaft 3 is rotatably arranged in the fixed seat 2, a first external tooth portion 31 and a second external tooth portion 32 are respectively arranged at two ends of the connecting shaft 3, the first external tooth portion 31 can be meshed with the internal tooth portion 72, and the second external tooth portion 32 can be meshed with a transmission mechanism on a profile piece. The fastener 4 is arranged in the fixed seat 2 in a penetrating mode, and one end of the fastener 4 is connected with the bottom wall of the mounting groove 11.

It can be understood that fixing base 2 is established in mounting groove 11 and is connected with the section bar spare, makes fixing base 2 can fixed connection on the section bar spare, and fastener 4 wears to establish in locking hole 23 in fixing base 2 and is connected with the diapire of mounting groove 11 for handle 1 can establish on fixing base 2 through fastener 4 firm reliable cover, and only has less clearance between the notch that enables mounting groove 11 and the section bar spare, need not additionally to set up the base that is used for setting handle 1 on the section bar spare. Simultaneously, internal tooth portion 72 can rotate along with the rotation of mounting groove 11 when handle 1 rotates on fixing base 2, and internal tooth portion 72 can drive the rotation of the first outer tooth portion 31 with internal tooth portion 72 meshing when rotating, and first outer tooth portion 31 rotates and can make connecting axle 3 rotate relative to fixing base 2, and second outer tooth portion 32 also can rotate along with the rotation of connecting axle 3, and then can mesh with the drive mechanism and drive the drive mechanism motion. Because second external tooth portion 32 has been set up on connecting axle 3, when making the handle be connected with drive mechanism on the section bar spare, all can no longer additionally set up gear structure among handle and the drive mechanism, not only can further reduce handle and drive mechanism's volume, can also make the meshing structure motion in the transmission shaft direct drive mechanism, improved handle and drive mechanism's transmission reliability, reduced the bite phenomenon between handle and the drive mechanism. Because the handle of this embodiment does not set up the base, has less volume between mounting groove 11, fixing base 2, connecting axle 3 and the fastener 4, can make the handle install and use in the less place in space, the inside compact structure of mounting groove 11 is reliable simultaneously, can make handle 1 establish on the section bar spare and drive mechanism motion accurately reliably, the firm installation of handle on the section bar spare of still being convenient for.

According to the handle of this embodiment, the simple compactness of mounting structure in the mounting groove 11, the firm installation of handle on section bar spare of can being convenient for, second outer tooth portion 32 is established on the transmission shaft, can further reduce handle and drive mechanism's volume and be favorable to the motion of handle drive mechanism to make the handle can be applicable to the installation occasion in less space, improved the suitability of handle.

In some alternative embodiments, as shown in fig. 2, the cross-sectional areas of the first external tooth portion 31 and the second external tooth portion 32 are similar, so that the second external tooth portion 32 has a smaller size, the connecting space between the handle and the transmission mechanism can be further reduced, the transmission mechanism can be driven by the handle to move in a smaller space, and the applicability of the handle is further improved. Of course, the actual size of the second outer teeth 32 can be determined according to actual requirements, and the cross-sectional area of the second outer teeth 32 is not limited to the present invention.

In some alternative embodiments, as shown in fig. 2, the connecting shaft 3 further includes a rotating section 33, and the rotating section 33 can be rotatably connected with the transmission mechanism, so that the handle can stably drive the transmission mechanism to move.

In some embodiments, as shown in fig. 2 and 4, the bottom wall of the mounting groove 11 is provided with a plurality of grooves 111 uniformly distributed around the central axis of the mounting groove 11, the handle further includes a plurality of elastic members 5, each elastic member 5 is disposed corresponding to one groove 111, one end of each elastic member 5 abuts against the fixing base 2, and the other end abuts against the bottom wall of the mounting groove 11 or the groove 111.

It can be understood that, the distance between the diapire of recess 111 and fixing base 2 is greater than the distance between the diapire of mounting groove 11 and fixing base 2, handle 1 when rotating on fixing base 2, the diapire of mounting groove 11 and the diapire of recess 111 butt respectively on elastic component 5, and the elasticity that elastic component 5 was applyed to the diapire of mounting groove 11 is greater than the elasticity that elastic component 5 was applyed to the diapire of recess 111, thereby make fixing base 2 can apply different dynamics to handle 1 when operating personnel rotated handle 1, operating personnel can roughly judge handle 1 pivoted position according to the difference of dynamics, thereby operating personnel's use experience has been improved.

In addition, elastic component 5 also can set up to be in the relaxed state when propping on the diapire of recess 111, is in the state of compressing tightly when ending to be propped on the diapire of mounting groove 11, can further improve handle 1 and be located the operating personnel's when the different positions of fixing base 2 feel the difference.

Exemplarily, the number of the elastic members 5 and the number of the grooves 111 can be 4, an included angle between two adjacent elastic members 5 and the center of the mounting groove 11 is 90 degrees, the bottom wall of the groove 111 can be abutted to the elastic member 5 when the handle 1 is at an initial position, the bottom wall of the groove 111 is abutted to the elastic member 5 again when the handle 1 rotates 180 degrees, and meanwhile, the connecting shaft 3 can be driven by the transmission mechanism to move for a preset distance when the handle 1 rotates 180 degrees, therefore, when an operator rotates the handle 1, the transmission mechanism can be determined to move for the preset distance according to the force of the bottom wall of the groove 111 abutted to the elastic member 5, and the use experience of the operator is improved.

In some embodiments, as shown in fig. 2 and 5, the end of the fixing base 2 facing the handle 1 is provided with a plurality of blind holes 21, each elastic member 5 is arranged in one of the blind holes 21, and the elastic member 5 comprises an elastic part 51 and a rigid part 52. One end of the elastic portion 51 abuts on the bottom wall of the blind hole 21. The rigid portion 52 abuts on the other end of the elastic portion 51, and a part of the rigid portion 52 protrudes from the fixed base 2.

It can be understood that the arrangement of the blind hole 21 not only facilitates the installation of the elastic element 5, but also facilitates the improvement of the utilization rate of the space occupied by the fixing seat 2. Handle 1 compresses tightly rigidity portion 52 and makes a part butt of rigidity portion 52 on the inner wall of blind hole 21 in the motion process, rigidity portion 52 compresses tightly elasticity portion 51 so that elasticity portion 51 compresses in vertical direction under the drive of handle 1, the setting of rigidity portion 52 and elasticity portion 51 can avoid elastic component 5 to appear crooked phenomenon in the use, and only rigidity portion 52 can butt on the inner wall of blind hole 21 and receive the pressure of horizontal direction, thereby reduced the handle 1 rotation in-process and to the irreversible damage that elastic component 5 caused, the life of elastic component 5 has been prolonged. In addition, in the present embodiment, the rigid portion 52 can abut against the bottom wall of the groove 111 during the use of the elastic member 5, and the rigid portion 52 has rigidity, so that a more obvious use feedback can be provided for the operator.

Illustratively, the rigid portion 52 can be configured as a steel ball, and when the operator rotates the handle 1, the sidewall of the groove 111 exerts a small pressure on the steel ball, so that the bottom wall of the mounting groove 11 adjacent to the groove 111 can conveniently compress the steel ball, thereby reducing the resistance applied when the operator rotates the handle 1. In addition, the steel balls can prevent the rigid part 52 from being jammed in the groove 111, so that the fault that the handle 1 cannot rotate due to the elastic piece 5 is reduced.

Exemplarily, the elastic portion 51 can be provided as a spring.

In some embodiments, as shown in fig. 2, the handle 1 further includes a positioning member 6, the positioning member 6 is disposed on the bottom wall of the installation groove 11, the fixing seat 2 abuts on the positioning member 6, the positioning member 6 is provided with a plurality of communication holes 61, and each communication hole 61 is disposed corresponding to one of the grooves 111.

It can be understood that the setting of setting element 6 can improve the interval between the diapire of mounting groove 11 and the diapire of recess 111 to further improve the difference of the elasticity that elastic component 5 was applyed the diapire of mounting groove 11 and elastic component 5 was applyed the diapire of recess 111, with the operating personnel's that improves when handle 1 is located the different positions of fixing base 2 feel the difference, thereby further improve operating personnel's use experience. In addition, setting element 6 sets up can also prolong setting element 6's life on the diapire of mounting groove 11, also can be convenient for unpack apart the handle when setting element 6 wearing and tearing and change, has reduced the cost of maintenance of handle.

Optionally, setting element 6 can set up to the stainless steel spare that has outstanding wearability, and the setting of stainless steel spare can show the wearing and tearing that reduce between setting element 6 and the elastic component 5, and the setting of setting element 6 can be under the prerequisite of the processing of being convenient for the life of extension handle.

Of course, in other embodiments of the present invention, the positioning element 6 can also be integrally formed on the bottom wall of the mounting groove 11, in which case the end of the handle 1 provided with the mounting groove 11 can be formed by using a wear-resistant material, such as stainless steel, to achieve the purpose of prolonging the service life of the handle. The installation and formation manner of the positioning member 6 is not particularly limited in other embodiments of the present invention.

In some alternative embodiments, as shown in fig. 2 and 8, the positioning member 6 is further provided with a feedback hole 63, a plurality of feedback holes 63 are provided between two adjacent communication holes 61, the diameter of each feedback hole 63 is smaller than that of the corresponding communication hole 61, and the plurality of feedback holes 63 are located on the motion track of the elastic member 5.

It can be understood that, because the diameter of the feedback hole 63 is smaller than that of the communication hole 61, the elastic member 5 cannot pass through the feedback hole 63 and can only abut against the peripheral surface of the feedback hole 63, when the feedback hole 63 rotates to the elastic member 5, the elastic member 5 applies a feedback force to the feedback hole 63, which is different from the feedback force when the elastic member 5 abuts against the bottom wall of the mounting groove 11, so that the hand feeling category of the elastic member 5 to the operator when the handle 1 rotates is increased, and the hand feeling experience of the operator is further improved.

Alternatively, two feedback holes 63 are arranged between two adjacent communication holes 61, the radian between the two feedback holes 63 is 30 degrees, the radian between the feedback holes 63 and the communication holes 61 is 30 degrees, and mechanical vibration feedback can be better provided for an operator.

In some embodiments, as shown in fig. 2 and 7, the handle 1 further includes a mounting seat 7, the mounting seat 7 is disposed in the mounting groove 11, the mounting seat 7 is formed with a mounting through hole 71, an internal tooth portion 72 is disposed on an inner wall of the mounting through hole 71, and the fixing seat 2 is inserted into the mounting through hole 71 and abuts against the bottom of the mounting groove 11.

It can be understood that the difficulty of directly forming the inner tooth part 72 on the mounting groove 11 of the handle 1 can be reduced through the arrangement of the mounting seat 7, so that the processing difficulty of the handle is reduced, and the production efficiency of parts of the handle is improved.

Of course, in another embodiment of the present invention, the internal teeth 72 may be integrally formed in the mounting groove 11, and the specific forming manner of the internal teeth 72 in the mounting groove 11 is not limited in another embodiment of the present invention.

Optionally, as shown in fig. 8, a positioning column 74 is disposed on the mounting seat 7, and a positioning opening 62 engaged with the positioning column 74 is disposed on the positioning member 6.

Optionally, as shown in fig. 2, a gasket 9 is disposed between the fixed seat 2 and the mounting seat 7.

In some optional embodiments, as shown in fig. 3 and 5, a plurality of limiting grooves 113 are formed on the inner wall of the mounting groove 11, a plurality of limiting blocks 73 are formed on the side wall of the mounting seat 7, and each limiting block 73 is clamped in one limiting groove 113.

It can be understood that, through the arrangement of the limiting groove 113 and the limiting block 73, the handle 1 can stably and reliably drive the mounting seat 7 to rotate in the rotating process, and the possibility of the slipping phenomenon between the mounting groove 11 and the mounting seat 7 is avoided.

In some embodiments, as shown in fig. 2 and 4, a connection portion 112 is formed on the bottom wall of the mounting groove 11, and one end of the fastening member 4 is connected to the connection portion 112.

It can be understood that, because the mounting groove 11 cover is established on fixing base 2, and mounting groove 11 only carries out rotary motion on fixing base 2 simultaneously, through the setting of connecting portion 112, can effectively lengthen the length of being connected of fastener 4 and handle 1, because the length of being connected of fastener 4 and handle 1 has increased the length of connecting portion 112, can effectively strengthen the fastening effect of fastener 4, further improve the stability of being connected of fixing base 2 and handle 1. For example, when the fastening member 4 is provided with a threaded structure, the length of the threaded connection between the fastening member 4 and the handle 1 is increased, so that the connection stability between the fastening member 4 and the handle 1 is effectively enhanced, and of course, the length of other connection structures such as a pin connection is increased, so that the connection stability between the fastening member 4 and the handle 1 can also be enhanced. In addition, connecting portion 112 can also reduce the connecting space between fastener 4 and the mounting groove 11 diapire to reduce the thickness of handle 1 formation mounting groove 11's diapire, make the inside structural connection of mounting groove 11 more compact, the space utilization of mounting groove 11 is higher, thereby further reduce the volume of handle.

In some alternative embodiments, the arc of the inner teeth 72 can be set to 180 °.

It can be understood that, according to the meshing relationship between the second external tooth portion 32 and the transmission mechanism, the transmission mechanism can move a preset distance when the internal tooth portion 72 rotates a preset angle, and the radian of the internal tooth portion 72 is set to 180 degrees, so that the transmission mechanism can move a ideal preset distance when an operator rotates the handle angle easily. Of course, in other embodiments of the present invention, the radian of the internal tooth portion 72 can be determined according to actual requirements, and for example, the radian may be set to 270 °, 360 °, and the like, and need not be specifically limited herein.

In some embodiments, as shown in fig. 1, 2 and 5, one end of the fixing base 2 is provided with a clamping protrusion 22, and the clamping protrusion 22 is inserted into the profile.

It can be understood that, when installing handle and drive mechanism on the section bar spare, spacing effect can be played to the motion of the relative section bar spare of handle to the protruding 22 of joint, can connect 2 firm reliable connections of fixing base on the section bar spare through connecting structure such as the screw of wearing to establish on drive mechanism, section bar spare and handle to improve the installation stability of handle.

In some alternative embodiments, as shown in fig. 1 and 5, the clamping protrusion 22 is multiple, and at least one clamping protrusion 22 is respectively arranged on two sides of the connecting shaft 3.

Understandably, handle 1 will with wear to establish the connecting axle 3 meshing on fixing base 2 at the rotation in-process, drive connecting axle 3 simultaneously and rotate, set up at least one joint arch 22 respectively in the both sides of connecting axle 3, can reduce the rotatory power that handle 1 applyed to fixing base 2 when clockwise rotation or anticlockwise rotation, make fixing base 2 better offset handle 1 pivoted rotatory power under the effect of joint arch 22, further improve the stability of being connected of fixing base 2 and section bar spare.

In some alternative embodiments, the central axis of the snap projections 22 and the central axis of the mounting groove 11 are parallel to each other and spaced apart.

In some embodiments, as shown in fig. 1, the central axis of the connecting shaft 3 and the central axis of the mounting groove 11 are parallel to and spaced apart from each other.

It can be understood that, through the above-mentioned structural arrangement, the central part of the mounting groove 11 can be fully utilized, thereby reducing the occupied space of the handle.

In some embodiments, as shown in fig. 3, 5 and 6, the outer circumferential surface of the fixing base 2 is formed with a fitting groove 24, and the connecting shaft 3 is fitted in the fitting groove 24.

It can be understood that the connecting shaft 3 penetrating through the fixing seat 2 can be matched with the inner tooth part 72 in the mounting groove 11 through the structural arrangement.

In some specific embodiments, as shown in fig. 3, 5 and 6, the mating groove 24 has a first mating section 241 and a second mating section 242, the cross-sectional area of the first mating section 241 is different from that of the second mating section 242, the connecting shaft 3 further includes a mating end 35, the mating end 35 is connected with the first external tooth portion 31, a portion of the mating end 35 is rotationally fitted in the first mating section 241, and the first external tooth portion 31 is rotationally fitted in the second mating section 242.

It can be understood, in the actual installation, because 2 fixed connection of fixing base on the section bar spare, operating personnel twist grip 1 time, the internal tooth portion 72 that is located mounting groove 11 can drive first outer tooth portion 31 and rotate, and then drive the rotation of second outer tooth portion 32, realize the driver action of handle, can ensure connecting axle 3 through the setting of above-mentioned structure and rotate with fixing base 2 firmly and be connected, can enough prevent that connecting axle 3 is crooked in fixing base 2, also can avoid the bite phenomenon of connecting axle 3, ensured that connecting axle 3 can play the steady drive effect under the drive of handle 1.

Of course, in other embodiments of the present invention, the spacing between the connecting shaft 3 and the fixing base 2 can also be achieved through other structural arrangements, so the cross-sectional areas of the first matching section 241 and the second matching section 242 can also be arranged in the same way, and are not specifically limited in other embodiments of the present invention.

In some specific embodiments, as shown in fig. 3, 5 and 6, the fixing base 2 includes a first mounting section 25 and a second mounting section 26, a cross-sectional area of the first mounting section 25 is smaller than a cross-sectional area of the second mounting section 26, the fitting groove 24 is disposed on an outer circumferential surface of the first mounting section 25, a cross-sectional area of the fitting end 35 is smaller than a cross-sectional area of the first external tooth portion 31, the connecting shaft 3 further includes a connecting section 36, two ends of the connecting section 36 are respectively connected with the first external tooth portion 31 and the second external tooth portion 32, and the connecting shaft 3 is inserted into the second mounting section 26.

It can be understood that, since the cross-sectional area of the first installation section 25 is smaller than that of the second installation section 26, a gap can be formed between the first installation section 25 and the inner wall of the installation groove 11, so that the first external teeth 31 arranged on the outer circumferential surface of the first installation section 25 can be engaged with the internal teeth 72, and meanwhile, the cross-sectional area of the mating end 35 is smaller than that of the first external teeth 31, so that the first mating section 241 formed on the circumferential surface of the first installation section 25 with a smaller cross-sectional area can have a better limiting effect on the mating end 35. The connecting section 36 is arranged in the second mounting section 26 in a penetrating manner, and the second mounting section 26 can also play a limiting effect on the connecting section 36, so that the phenomenon that the connecting shaft 3 arranged in the rotating manner and the mounting seat 7 are inclined is further prevented. In addition, since the cross-sectional area of the first external teeth 31 fitted in the second fitting section 242 is larger than that of the fitting end 35, the step formed between the first fitting section 241 and the second fitting section 242 can have a limit effect on the first external teeth 31.

Of course, in other embodiments of the present invention, the cross-sectional area of the first mounting section 25 can also be larger than that of the second mounting section 26, the cross-sectional area of the mating end 35 can also be larger than that of the first external tooth portion 31, and the specific mating structure between the fixing base 2 and the connecting shaft 3 can be determined according to actual requirements, and need not be specifically limited in other embodiments of the present invention.

Alternatively, as shown in fig. 3, the connecting section 36 can be a cylindrical section with a smooth outer peripheral surface to reduce the jamming phenomenon of the connecting shaft 3 rotating in the second mounting section 26, and of course, for convenience of processing, an integrally formed external tooth structure can be directly processed on the connecting shaft 3, and the connecting shaft 3 with the mating end 35 is inserted into the fixing base 2, and a part of the external tooth structure can be meshed with the internal tooth portion 72, and another part can be meshed with the transmission mechanism.

In some embodiments, as shown in fig. 1 and 2, the handle further comprises a closing element 8, the closing element 8 being provided at one end of the holder 2, the end of the closing element 8 remote from the holder 2 abutting against the profile element.

It can be understood that the provision of the closing element 8 facilitates the closing of the mounting groove 11, while, when the handle abuts on the profile element, there is a gap of the closing element 8 between the handle 1 and the profile element, thereby facilitating the mounting of the handle on the profile element and improving the efficiency of the mounting of the handle.

In some alternative embodiments, as shown in fig. 2 and 3, the closing member 8 is provided with a connecting shaft hole 81, the inner wall of the connecting shaft hole 81 is provided with a limiting portion 811, the connecting shaft 3 is inserted into the connecting shaft hole 81, the connecting shaft 3 is provided with an annular groove 34 at a position corresponding to the connecting shaft hole 81, and the limiting portion 811 extends into the annular groove 34.

It can be understood that the limiting portion 811 extending into the annular groove 34 can limit the connecting shaft 3, prevent the connecting shaft 3 from moving along the length direction thereof, prevent the connecting shaft 3 from falling off from the closing member 8, and improve the stability of the connecting shaft 3 driving the transmission mechanism.

Alternatively, the plurality of stoppers 811 may be provided, and the plurality of stoppers 811 may be uniformly distributed around the central axis of the coupling shaft hole 81.

In some alternative embodiments, a portion of the fixing base 2 is inserted into the closing member 8, and a portion of the closing member 8 is inserted into the fixing base 2. It can be understood that, through the above structural arrangement, the closing part 8 can be limited, and the possibility of relative displacement between the closing part 8 and the fixed seat 2 is reduced.

Example (b):

a handle according to a specific embodiment of the present invention is described below with reference to fig. 1 to 8.

The handle of this embodiment is established on the section bar spare, and drive mechanism establishes on the section bar spare along the length direction slidable of section bar spare, and the output and the drive mechanism cooperation of handle, handle include handle 1, fixing base 2, connecting axle 3, fastener 4, elastic component 5, setting element 6, mount pad 7, closed piece 8.

An installation groove 11 is formed at one end of the handle 1, and an inner tooth part 72 is arranged in the installation groove 11. A connection part 112 is formed on the bottom wall of the mounting groove 11, and one end of the fastening member 4 is connected with the connection part 112. The bottom wall of the mounting groove 11 is provided with a plurality of grooves 111 uniformly distributed around the central axis of the mounting groove 11. The mounting seat 7 is arranged in the mounting groove 11, the mounting seat 7 is formed with a mounting through hole 71, the inner tooth part 72 is arranged on the inner wall of the mounting through hole 71, and the fixed seat 2 is arranged in the mounting seat 7 in a penetrating mode and abutted to the bottom of the mounting groove 11. A plurality of limiting grooves 113 are formed on the inner wall of the mounting groove 11, a plurality of limiting blocks 73 are formed on the side wall of the mounting seat 7, and each limiting block 73 is clamped in one limiting groove 113. The fixing seat 2 is arranged in the mounting groove 11, and the fixing seat 2 can be connected with the sectional material piece. One end of the fixing base 2 close to the handle is provided with a plurality of blind holes 21. The cross-sectional area of the end of the fixing seat 2 penetrating the mounting seat 7 is smaller than the cross-sectional area of the end of the fixing seat 2 far away from the mounting seat 7. One end of the fixed seat 2 is provided with a clamping bulge 22, and the clamping bulge 22 is arranged in the profile piece in a penetrating way. The clamping protrusions 22 are multiple, and at least one clamping protrusion 22 is arranged on each of two sides of the connecting shaft 3. The central axis of the clamping bulge 22 is arranged at a distance from the central axis of the mounting groove 11.

The connecting shaft 3 is rotatably arranged in the fixed seat 2, a first external tooth portion 31 and a second external tooth portion 32 are respectively arranged at two ends of the connecting shaft 3, the first external tooth portion 31 can be meshed with the internal tooth portion 72, and the second external tooth portion 32 can be meshed with the transmission mechanism. The central axis of the connecting shaft 3 and the central axis of the mounting groove 11 are arranged at intervals.

The fastener 4 is arranged in the fixed seat 2 in a penetrating mode, and one end of the fastener 4 is connected with the bottom wall of the mounting groove 11.

The elastic member 5 is plural, each elastic member 5 is disposed corresponding to one of the grooves 111, and each elastic member 5 is disposed in one of the blind holes 21. The elastic member 5 includes an elastic portion 51 and a rigid portion 52, and one end of the elastic portion 51 abuts on the bottom wall of the blind hole 21. The rigid portion 52 abuts on the other end of the elastic portion 51, and a part of the rigid portion 52 protrudes from the fixed base 2. One end of each elastic piece 5 abuts in the fixing seat 2, and the other end abuts on the bottom wall of the mounting groove 11 or the groove 111.

The locating piece 6 is arranged on the bottom wall of the mounting groove 11, the fixing seat 2 abuts against the locating piece 6, a plurality of communicating holes 61 are formed in the locating piece 6, and each communicating hole 61 corresponds to one groove 111.

The closing element 8 is arranged at one end of the fixing base 2, and the end of the closing element 8 remote from the fixing base 2 abuts against the profile element. A part of the fixing base 2 is inserted into the closing member 8, and a part of the closing member 8 is inserted into the fixing base 2.

A door and window assembly including the handle as hereinbefore described.

According to the door and window device provided by the embodiment of the invention, due to the adoption of the handle, the handle can be installed in a smaller space, and the door and window device has higher applicability.

In the description herein, references to the description of "some embodiments," "other embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims

1. A handle, characterized in that, the handle includes:

the handle comprises a handle (1), wherein a mounting groove (11) is formed at one end of the handle (1), and an inner tooth part (72) is arranged in the mounting groove (11);

the fixing seat (2) is arranged in the mounting groove (11), and the fixing seat (2) can be connected with a section bar piece;

the connecting shaft (3) is rotatably arranged in the fixed seat (2), two ends of the connecting shaft (3) are respectively provided with a first outer tooth part (31) and a second outer tooth part (32), the first outer tooth part (31) is meshed with the inner tooth part (72), and the second outer tooth part (32) can be meshed with a transmission mechanism on the profile;

the fastener (4) penetrates through the fixed seat (2), and one end of the fastener (4) is connected with the bottom wall of the mounting groove (11).

2. The handle according to claim 1, wherein a plurality of grooves (111) are uniformly distributed around the central axis of the mounting groove (11) on the bottom wall of the mounting groove (11), the handle further comprises a plurality of elastic members (5), each elastic member (5) is arranged corresponding to one groove (111), one end of each elastic member (5) abuts against the fixing base (2), and the other end of each elastic member abuts against the bottom wall of the mounting groove (11) or the groove (111).

3. Handle according to claim 2, characterized in that the end of the fixing base (2) facing the handle (1) is provided with a plurality of blind holes (21), each elastic element (5) being provided in one of said blind holes (21), the elastic element (5) comprising:

an elastic part (51), wherein one end of the elastic part (51) is abutted against the bottom wall of the blind hole (21);

a rigid part (52), wherein the rigid part (52) is abutted against the other end of the elastic part (51), and a part of the rigid part (52) protrudes out of the fixed seat (2).

4. The handle according to claim 2, wherein the handle (1) further comprises a positioning member (6), the positioning member (6) is disposed on a bottom wall of the mounting groove (11), the fixing base (2) abuts against the positioning member (6), a plurality of communication holes (61) are disposed on the positioning member (6), and each communication hole (61) is disposed corresponding to one of the grooves (111).

5. The handle according to claim 1, wherein the handle (1) further comprises a mounting seat (7), the mounting seat (7) is provided in the mounting groove (11), the mounting seat (7) is formed with a mounting through hole (71), the inner tooth portion (72) is provided on an inner wall of the mounting through hole (71), and the fixing base (2) is inserted in the mounting through hole (71) and abuts against a bottom of the mounting groove (11).

6. The handle according to claim 2, wherein a connection portion (112) is formed on a bottom wall of the mounting groove (11), and one end of the fastening member (4) is connected to the connection portion (112).

7. The handle according to claim 1, characterized in that one end of the fixing base (2) is provided with a clamping protrusion (22), and the clamping protrusion (22) is arranged in the profile piece in a penetrating manner.

8. The handle according to claim 1, wherein an outer peripheral surface of the fixing base (2) is formed with a fitting groove (24), and the connecting shaft (3) is fitted in the fitting groove (24).

9. The handle according to claim 1, further comprising a closing member (8), wherein the closing member (8) is disposed at one end of the fixing base (2), a shaft connecting hole (81) is disposed on the closing member (8), a limiting portion (811) is disposed on an inner wall of the shaft connecting hole (81), the connecting shaft (3) is inserted into the shaft connecting hole (81), a ring groove (34) is disposed at a position of the connecting shaft (3) corresponding to the shaft connecting hole (81), and the limiting portion (811) extends into the ring groove (34).

10. A door and window arrangement comprising the handle of any one of claims 1-9.