CN217080022U - A fast-assembling structure and door and window handle for handle - Google Patents

Abstract

The utility model discloses a fast-assembling structure for handle and door and window handle thereof, include: the guiding installation sleeve is used for inserting the door core strip, and is provided with an inner cavity which is provided with an adjusting part with a conical surface; the utility model discloses a door and window handle, including door core strip, handle body and above-mentioned fast-assembling structure, fast-assembling structure assembles on the handle body, and door core strip pegs graft with fast-assembling structure mutually. The guarantee with under the prerequisite of door core strip locking, realize that the assembly of handle need not to distinguish to, improve assembly efficiency, save the processing to door core strip simultaneously, reduce the handle cost.

Description

A fast-assembling structure and door and window handle for handle

Technical Field

The utility model relates to a handle field especially relates to a fast-assembling structure and door and window handle for handle.

Background

The mortise lock, also called mortise lock, is one of the most common door locks in the market. The door lock generally comprises a handle, a lock cylinder and a lock body, and is mainly installed on an indoor suit door and an anti-theft door.

However, the structure of the mortise lock is relatively complex, the assembly process is various due to a plurality of parts, the assembly improvement aiming at the position of the handle is that, for example, a quick-assembly handle based on the fixation of the self-locking fastener disclosed in publication No. CN108240137A published in 2018, 07, 03, comprises a handle, a base and a square rod, the handle comprises a first handle and a second handle, the base comprises a first base and a second base, the second handle is connected with the second base, the first base is connected with the second base through the square rod, the square rod is provided with a square clamping groove, a toothed plate in the clamping groove is clamped and installed with a toothed plate, the toothed plate is provided with a plurality of clamping inclined teeth arranged at equal intervals, the first handle comprises a handheld part and an installation part, the installation part is internally provided with a square hole groove, the end part of the installation part is provided with an elastic clamping part, the elastic clamping part is provided with an open groove, and the surface of the elastic clamping part is sleeved with the self-locking fastener, an elastic clamping tongue which penetrates through the open slot and is in clamping fit with the clamping helical teeth is fixedly arranged on the inner side wall of the self-locking retaining ring.

However, this kind of fast-assembling handle is in the assembling process, need elasticity latch and the oblique tooth of joint to match and aim at, in addition, this fast-assembling handle still has some other problems, need process the structure of the oblique tooth of joint to current door core strip, make the installation of door core strip only inject on this kind of door core strip, the change of rustting and damage after inconvenient long-term use, and simultaneously, it is inconvenient that door core strip also can not process the oblique tooth of joint, especially for being more difficult to process during cylindrical, this cost that will greatly increased the fast-assembling handle on the contrary.

SUMMERY OF THE UTILITY MODEL

In order to overcome above-mentioned prior art at least one defect, the utility model provides a fast-assembling structure and door and window handle for handle guarantees under the prerequisite with door core strip locking, realizes that the assembly of handle need not to debate to, improves assembly efficiency, saves the processing to door core strip simultaneously, reduces the handle cost.

The utility model discloses a solve the technical scheme that its problem adopted and be:

a quick-fit structure for a handle, comprising:

the door core strip guiding and mounting device comprises a guiding and mounting sleeve for inserting a door core strip, wherein the guiding and mounting sleeve is provided with an inner cavity, and the inner cavity is provided with an adjusting part with a conical surface;

the elastic locking piece is provided with at least one locking part and is positioned in the inner cavity, and the at least one locking part abuts against the adjusting part and is used for assembling the door core strip on the guide mounting sleeve.

Therefore, the locking part is abutted between the door core strip and the adjusting part by the adjusting part of the conical surface structure, the distance between the adjusting part and the door core strip is smaller and smaller along with the backward pulling process of the door core strip, the extrusion deformation area and the pressure between the locking part and the door core strip are gradually increased, and on one hand, the friction force is increased immediately when the pressure is increased. On the other hand, the extrusion deformation area is increased, so that the friction force is improved, and the door core strip has a certain effect of tightly abutting against the door core strip. Therefore, the self-locking purpose of the door core strip is realized, the door core strip does not need to be processed, and the processing cost of the door core strip is saved. Meanwhile, when the door core strip is arranged on the quick-assembly structure or the handle, the direction does not need to be distinguished, the assembly efficiency is further improved, and the subsequent maintenance, disassembly and assembly and replacement of the handle are facilitated.

Furthermore, the elastic locking piece is provided with a plurality of locking parts which are uniformly distributed along the circumferential direction of the guide mounting sleeve, and the end parts of the locking parts are used for locking the door core strip. All act on the door core strip simultaneously through a plurality of locking portions, not only increase the frictional force of being used in on the door core strip, further improve the ability of elastic locking piece locking door core strip for the door core strip is more difficult to extract, and the effort between elastic locking piece and the door core strip is more even moreover, and the structure is more stable. Unexpectedly, the opposite sides of the door core strip are both under the pressure action of the locking parts, and along with the counter-pulling of the door core strip, the pressure acting on the door core strip is gradually increased, so that the effect of clamping or hooping the door core strip is generated, and the aim of more effectively locking the door core strip is fulfilled. In addition, the handle utilizing the quick-assembly structure is better than the prior art, the door core strip is not limited to a square strip, the quick-assembly structure can be used for a cylindrical door core strip, and the aim of locking the door core strip can be achieved.

Further, a fast-assembling structure for handle still includes the fixing base, the fixing base assemble in the direction installation cover. The direction installation cover is released with the elastic locking piece when effectively avoiding grafting a core strip for the elastic locking piece loses the effect of locking.

Furthermore, an elastic piece is arranged in the guide installation sleeve, one end of the elastic piece is connected with the elastic locking piece, and the other end of the elastic piece is connected with the fixed seat. Particularly, the elastic piece is preferably provided with a spring, on one hand, the problem of installation space between the locking part and the adjusting part is solved, and the quick-assembly structure and the handle are assembled more compactly. On the other hand, under the elastic action of elastic component, then door core strip is in the installation, the elastic component produces the pretightning force, make the installation between elastic locking piece and the door core strip produce certain buffering protection's effect, the elastic potential energy conversion that produces and save the in-process of buffering becomes the drive power that promotes elastic locking piece again, reset elastic locking piece, until locking portion butt to regulating part, then when pulling back a door core strip, elastic locking piece will be can support tightly or press from both sides tight or the action of cramping to door core strip rapidly.

Further, the locking part is obliquely arranged; furthermore, the inclination A1 of locking portion equals with the inclination A2 of regulating part, then the elastic locking piece is under the effect of elastic component, and the side of locking portion is laminated with regulating part and is contacted or looks butt, then when the door core strip is pulled backward, locking portion will direct sliding fit in regulating part to support tightly or press from both sides tight or stirrup door core strip, reach the purpose that locking door core strip is more rapid and smooth.

Furthermore, the elastic locking piece also comprises a locking seat provided with a guide part, and at least one locking part is fixedly connected with the locking seat; the inner cavity is provided with a guide groove in sliding connection with the guide part.

Further, a fast-assembling structure for handle still includes at least one assembly part, and at least one said assembly part is connected to the direction installation cover for with the direction installation cover fixed mounting in handle body.

The utility model also discloses a door and window handle, including door core strip, handle body and above-mentioned fast-assembling structure, the fast-assembling structure assembly is in on the handle body, door core strip with the direction installation cover of fast-assembling structure is pegged graft mutually. The purpose of locking and fixing the door core strip can be realized by assembling and matching the elastic locking piece, the elastic piece and the fixing seat, and the door core strip is assembled on the handle body. The handle is simpler and quicker to assemble, and the problem that the mortise door lock is complex and difficult to assemble is effectively solved.

Furthermore, the handle body is also provided with a dismounting hole. Specifically, the disassembly hole is communicated with the interior of the handle body, and the disassembly tool can pass through the disassembly hole and act on the locking portion arranged inside the handle body, and presses the locking portion to unlock the locking portion and the door core strip, so that the door core strip can be conveniently disassembled.

To sum up, the utility model provides a pair of a fast-assembling structure and door and window handle for handle has following technological effect:

through the cooperation between the locking portion of elasticity retaining member and the regulating part that is the conical surface, realize the locking purpose to a core strip, simultaneously, solved need a core strip to process among the prior art and assemble the problem that a core strip need identify the direction to further improvement the assembly efficiency of handle and reduced the cost of handle.

Drawings

Fig. 1 is a first mounting diagram of embodiment 2 of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 in the direction A;

fig. 3 is a schematic view of a part of embodiment 1 of the present invention;

FIG. 4 is a view showing the structure of the elastic locking member of the present invention;

fig. 5 is a structural diagram of a guide mounting sleeve in the present invention;

fig. 6 is a second mounting diagram according to embodiment 2 of the present invention.

Icon: 1-a guide mounting sleeve, 11-an inner cavity, 12-an adjusting part, 13-a guide groove, 14-a guide hole, 15-an assembling hole, 2-a fixed seat, 3-an elastic locking part, 31-a locking part, 32-a guide part, 33-a locking seat, 4-an elastic part, 5-an assembling part, 6-a door core strip, 7-a handle body and 71-a dismounting hole.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example 1

Fig. 1 is the utility model relates to a dress picture entirely for fast-assembling structure of handle, for the assembly relation of clear show fixing base 2, elastic locking member 3 and elastic component 4, the half-section of direction installation cover 1 and handle body 7 is illustrated, fig. 2 is the enlarged schematic diagram of the part of a of fig. 1 to, fig. 3 is the utility model relates to a portion dress picture for fast-assembling structure of handle, for the assembly relation of clear show fixing base 2, elastic locking member 3 and elastic component 4 respectively with door core strip 6, the half-section of direction installation cover 1 is illustrated, fig. 4 is the utility model relates to a structure picture for elastic locking member 3 in the fast-assembling structure of handle, fig. 5 is the utility model relates to a structure picture for direction fast-assembling cover 1 in the fast-assembling structure of handle, it is shown specifically please combine fig. 1 to fig. 5, the utility model discloses a structure for handle, include:

the guide mounting sleeve 1 is used for inserting the door core strip 6, the guide mounting sleeve 1 is provided with an inner cavity 11, and the inner cavity 11 is provided with an adjusting part 12 with a conical surface;

the elastic locking member 3 with at least one locking portion 31 is located in the inner cavity 11, and the at least one locking portion 31 abuts against the adjusting portion 12 and is used for assembling the door core strip 6 on the guide mounting sleeve 1.

In this embodiment, the guiding and installing sleeve 1 is further provided with a guiding hole 14 communicated with the inner cavity 11, and the door core strip 6 is inserted into the inner cavity 11 from one end of the guiding hole 14 and penetrates through the whole inner cavity 11. The locking portion 31 is provided with a fastening structure at one end abutting against the door core strip 6, and when the door core strip 6 penetrates through the inner cavity 11, the fastening structure will contact or abut against the door core strip 6. At this moment, only a small friction force is generated between the buckle structure and the door core strip 6, the door core strip 6 is smoothly assembled to the fast-assembly structure, and the purpose of efficient assembly between the door core strip 6 and the fast-assembly structure is achieved.

When door core strip 6 pulls towards the opposite direction of grafting direction, drives elasticity retaining member 3 and moves towards regulation portion 12 for locking portion 31 butts to regulation portion 12 that is the conical surface, and locking portion 31 self butt or contact are on door core strip 6, then when locking portion 31 butt to conical surface, not only make locking portion 31 act on the pressure increase on door core strip 6, then the frictional force increase between locking portion 31 and door core strip 6. In addition, because elastic locking member 3 possesses certain elastic deformation ability, locking portion 31 butt still will produce after the conical surface and bend and take place deformation to make the contact also increase at door core strip 6's active area, further improved the frictional force between locking portion 31 and the door core strip 6, thereby realize locking door core strip 6, make the inconvenient or unable mesh of pulling out of door core strip 6.

To achieve better locking of the door core strip 6 by the elastic locking member 3, please refer to fig. 4, in which the elastic locking member 3 has a plurality of locking portions 31, the plurality of locking portions 31 are uniformly distributed along the circumference of the guiding and mounting sleeve 1, that is, the plurality of locking portions 31 are uniformly distributed along the central axis of the guiding and mounting sleeve 1, and the ends of the plurality of locking portions 31 are used for locking the door core strip 6. Specifically, taking the door core strip 6 with a square cross section as an example, preferably four locking portions 31 are provided so that each side surface of the door core strip 6 is abutted by the corresponding locking portion 31, but the door core strip 6 is not limited to a square cross section, but also can be a cylinder with a circular cross section, etc., and the locking portions 31 are not limited to four, and according to the shape and practical application requirements of the door core strip 6, two locking portions 31, three locking portions 31, five locking portions 31, six locking portions 31, etc. can be provided, so that after the four locking portions 31 are abutted to the adjusting portion 12, the four locking portions 31 all act on the door core strip 6 at the same time, thereby not only increasing the friction force acting on the door core strip 6, further improving the capability of the elastic locking member 3 for locking the door core strip 6, making the door core strip 6 less prone to be pulled out, but also making the acting force between the elastic locking member 3 and the door core strip 6 more uniform, the structure is more stable. Unexpectedly, the opposite sides of the door core strip 6 are all under the pressure action of the locking parts 31, and along with the counter-pulling of the door core strip 6, the pressure acting on the door core strip 6 is gradually increased, so that the effect of clamping or hooping the door core strip 6 is generated, and the aim of more effectively locking the door core strip 6 is achieved.

Further, in order to avoid pushing out the elastic locking member 3 from the guide mounting sleeve 1 when the door core strip 6 is inserted, the elastic locking member 3 loses the locking effect, and as shown in fig. 1 and 3, the quick-assembly structure for the handle further comprises a fixing seat 2, and the fixing seat 2 is assembled on the guide mounting sleeve 1. Preferably, the side of fixing base 2 is provided with the external screw thread, the inside wall of the inner chamber 11 of direction installation cover 1 is provided with the internal thread with external screw thread looks adaptation, 2 threaded connection of fixing base are on direction installation cover 1, then 3 sliding fit of elastic locking member can not break away from out inner chamber 11 in inner chamber 11, and simultaneously, when 6 grafting of door core strip run through elastic locking member 3, 3 butt of elastic locking member are at fixing base 2, avoid pushing out the problem of inner chamber 11 with elastic locking member 3.

When the door core strip 6 is locked by the elastic locking piece 3, the locking part 31 of the elastic locking piece 3 is abutted between the door core strip 6 and the adjusting part 12 by reversely pulling the door core strip 6, and then the purpose of self-locking the door core strip 6 is realized. However, in the actual assembly, the locking portion 31 of the elastic locking member 3 does not contact or abut against the adjusting portion 12, and the door core strip 6 needs to be pulled back for a certain distance, which makes the assembly of the handle less tight and is easy to cause a problem of looseness, and therefore, the inventor provides a more preferable improvement:

specifically, referring to fig. 1 and 3, an elastic member 4 is disposed in the guiding and mounting sleeve 1, one end of the elastic member 4 is connected to the elastic locking member 3, and the other end is connected to the fixing base 2. The locking portion 31 of the elastic locker 3 abuts on the adjusting portion 12 of the guide mounting sleeve 1 by the elastic force of the elastic member 4. Wherein, the elastic member 4 is preferably a spring, on one hand, the problem of installation space between the locking part 31 and the adjusting part 12 is eliminated, and the assembly of the fast-assembling structure and the handle is more compact. On the other hand, under the elastic action of elastic component 4, then door core strip 6 is in the installation, elastic component 4 produces the pretightning force, make the installation between elastic locking piece 3 and the door core strip 6 produce certain buffering protection's effect, the elastic potential energy conversion that produces and save the in-process of buffering becomes the drive power that pushes away elastic locking piece 3 again, reset elastic locking piece 3, until locking portion 31 butt to regulating part 12, then when pulling door core strip 6 backward, elastic locking piece 3 will be can be fast to door core strip 6 support tight or press from both sides tight or the action of cramping.

Although the end of the locking portion 31 of the elastic locking member 3 is abutted against the adjusting portion 12 under the action of the elastic member 4, the adjusting portion 12 with a tapered surface and the inner cavity 11 must form a bending included angle, and the locking portion 31 is bent suddenly in the locking process through the rounding or chamfering process, so that the pressure acting on the door core strip 6 is increased suddenly, and the locking door core strip 6 is blocked.

In view of the above problems, the inventor provides a further solution, specifically, referring to fig. 2, the locking portion 31 is disposed in an inclined manner; preferably, the inclination line of the locking portion 31 forms an inclination a1 with the central axis of the guide mounting sleeve 1, the generatrix of the conical surface forms an inclination a2 with the central axis of the guide mounting sleeve 1, and the inclination a1 is equal to the inclination a 2. The inclined line of the locking part 31 is a generatrix which is formed by enclosing a plurality of evenly distributed locking parts 31 and is similar to a circular truncated cone, under the action of the elastic part 4, the side surface of the locking part 31 is in contact with or abutted against the adjusting part 12, when the door core strip 6 is pulled reversely, the locking part 31 is in direct sliding fit in the adjusting part 12 and abuts against or clamps or hoops the door core strip 6, and the purpose of locking the door core strip 6 more rapidly and smoothly is achieved.

Further, as shown in fig. 4, the elastic locking member 3 further includes a locking seat 33 having a guiding portion 32, and at least one locking portion 31 is fixedly connected to the locking seat 33; be provided with the guide way 13 of sliding connection guide part 32 on the inner chamber 11, elastic locking member 3 has restricted elastic locking member 3 to rotate at the slip in-process through the cooperation between guide part 32 and the guide way 13, makes locking portion 31 act on the working face of door core strip 6 effectively all the time, and especially, when door core strip 6 is the square strip of cross-section for the square, make locking portion 31 can act on the side position of square strip all the time. In addition, the door core strip 6 can be conveniently assembled to penetrate through the elastic locking piece 3, and the assembling efficiency is improved.

Further, as shown in fig. 1, a quick-assembly structure for a handle further includes at least one assembly member 5, where the at least one assembly member 5 is connected to the guide mounting sleeve 1, so as to fixedly mount the guide mounting sleeve 1 on the handle body 7. Specifically, the fitting 5 may be a bolt or a screw. Be provided with the pilot hole 15 corresponding with assembly part 5 on the direction installation cover 1, pilot hole 15 can be for the counter bore with the diameter looks adaptation of assembly part 5, also can be for the screw hole with the screw thread parameter looks adaptation of assembly part 5 to realize the purpose that direction installation cover 1 installed on handle body 7, and then realize the assembly between fast-assembling structure and the handle body 7.

Example 2

Based on the quick-assembly structure for the handle disclosed by embodiment 1, the inventor also discloses a door and window handle applying the quick-assembly structure, which is shown in fig. 1 specifically and comprises a door core strip 6, a handle body 7 and the quick-assembly structure, wherein the guide mounting sleeve 1 of the quick-assembly structure is assembled on the handle body 7, and the door core strip 6 is spliced with the quick-assembly structure.

Further, as shown in fig. 6, the handle body 7 is further provided with a detaching hole 71, specifically, the detaching hole 71 communicates with the inside of the handle body 7, the end of the detaching tool is provided with a straight end, the straight end is inserted into the detaching hole 71 and acts on the locking portion 31, and then the locking portion 31 is pressed to unlock the locking portion 31 from the door core bar 6, so as to facilitate the detachment of the door core bar 6.

In summary, the door and window handle is assembled as follows:

step S1, assembling the elastic locking piece 3 into the inner cavity 11 of the guide installation sleeve 1, namely aligning the guide part 32 with the guide groove 13 and enabling the elastic locking piece 3 to be in sliding fit into the inner cavity 11 until the locking part 31 abuts against the adjusting part 12;

step S2: the elastic part 4 is fixedly installed in the inner cavity 11 of the guide installation sleeve 1, and specifically, the elastic part 4 is placed in the inner cavity 11 until the elastic part 4 abuts against the locking seat 33 of the elastic locking part 3, and then the fixed seat 2 is connected to the guide installation sleeve 1 in a threaded manner;

step S3: assembling the quick-assembly structure on the handle body 7, specifically, aligning one end of the quick-assembly structure with the fixed seat 2 with the handle body 7 and inserting the quick-assembly structure into the handle body 7, and then connecting the guide mounting sleeve 1 with the handle body 7 through at least one assembling part 5;

step S4: with door core strip 6 peg graft to fast-assembling structural, specifically lie in that door core strip 6 runs through direction installation cover 1, elastic locking piece 3, elastic component 4 and fixing base 2 in proper order from the one end of guiding hole 14 to extend fixing base 2, suitably reverse pull door core strip 6, make locking portion 31 support tightly or cramp door core strip 6.

Synthesize above-mentioned, utilize the equipment cooperation of elasticity retaining member 3, elastic component 4 and fixing base 2 can realize the fixed purpose of locking of door core strip 6 to assemble to handle body 7. The handle is simpler and quicker to assemble, and the problem that the mortise door lock is complex and difficult to assemble is effectively solved.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims (9)

1. A quick-fit structure for a handle, comprising:

the door core strip guiding and mounting device comprises a guiding and mounting sleeve (1) for inserting a door core strip (6), wherein the guiding and mounting sleeve (1) is provided with an inner cavity (11), and the inner cavity (11) is provided with an adjusting part (12) with a conical surface;

the elastic locking piece (3) is provided with at least one locking part (31) and is positioned in the inner cavity (11), and the at least one locking part (31) abuts against the adjusting part (12) and is used for assembling the door core strip (6) on the guide mounting sleeve (1).

2. The quick-mount structure for handles according to claim 1, characterized in that: elasticity retaining member (3) possess the several locking portion (31), the several locking portion (31) are along the circumference evenly distributed of direction installation cover (1), the several the tip of locking portion (31) is used for locking door core strip (6).

3. The quick-fit structure for handles according to claim 1 or 2, characterized in that: still include fixing base (2), fixing base (2) assemble in direction installation cover (1).

4. The quick-mount structure for handles according to claim 3, characterized in that: an elastic piece (4) is arranged in the guide installation sleeve (1), one end of the elastic piece (4) is connected with the elastic locking piece (3), and the other end of the elastic piece is connected with the fixed seat (2).

5. The quick-mount structure for handles according to claim 4, characterized in that:

the locking part (31) is obliquely arranged.

6. The quick-mount structure for handles according to claim 3, characterized in that: the elastic locking piece (3) further comprises a locking seat (33) provided with a guide part (32), and at least one locking part (31) is fixedly connected with the locking seat (33);

the inner cavity (11) is provided with a guide groove (13) which is connected with the guide part (32) in a sliding way.

7. The quick-mount structure for handles according to claim 1, characterized in that: the handle is characterized by further comprising at least one assembling part (5), wherein the at least one assembling part (5) is connected to the guide mounting sleeve (1) and is used for fixedly mounting the guide mounting sleeve (1) on the handle body (7).

8. A door and window handle characterized in that: the quick-assembly structure comprises a door core strip (6), a handle body (7) and the quick-assembly structure as claimed in any one of claims 1 to 7, wherein the quick-assembly structure is assembled on the handle body (7), and the door core strip (6) is inserted into a guide mounting sleeve (1) of the quick-assembly structure.

9. A door and window handle as claimed in claim 8, wherein: the handle body (7) is also provided with a dismounting hole (71).

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