Door lock clutch

Abstract

The utility model provides a door lock clutch. The door lock clutch comprises a connecting column, one end of the connecting column is a square inserting column, the other end of the connecting column is a sleeving column, the side, close to the square inserting column, of the sleeving column extends outwards to form a stopping ring, the diameter of the stopping ring is larger than that of the square inserting column, a fixing plate, a torsional spring and a shifting piece are sequentially arranged outside the stopping ring, the fixing plate is in an H shape, and the torsional spring is arranged on the fixing plate. Limiting strips are fixed to the two ends of the concave position in the middle of the fixing plate respectively, the two ends of the torsional spring abut against the torsional spring limiting strips respectively to limit movement of the torsional spring, a round hole is formed in the fixing plate, the connecting column rotates in the round hole of the fixing plate, and the connecting column rotates to apply driving force to the shifting piece to drive the torsional spring to rotate. The installation is convenient, and the safety is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a door lock clutch. BACKGROUND

[0002] With the continuous improvement of the safety demand of the people, the safety performance requirement of the people to the door lock is also continuously improved, the door lock clutch is the power transmission device between the outer handle and the lock tongue, and is the safety performance key of the intelligent lock, the fixing block in the existing door lock clutch is inconvenient to install, and is prone to loosening or breaking when fixing the door plate, so that the door lock clutch is inconvenient to install, and the safety of the door lock clutch is reduced. SUMMARY

[0003] In view of the defects of the existing door lock, the technical problem to be solved by the utility model is to provide a door lock clutch of a door lock clutch which is convenient to install and high in safety.

[0004] In order to achieve the above purpose, according to one aspect of the utility model, the utility model is realized through the following technical measures: a door lock clutch, comprising: a connecting column, one end of the connecting column is a square insertion column, the other end is a sleeve joint column, a resisting ring is formed outside the side close to the square insertion column of the sleeve joint column, the diameter of the resisting ring is greater than the diameter of the cylinder, a fixed plate, a torsional spring and a push piece are sequentially arranged outside the resisting ring, the fixed plate is H-shaped, limit strips are fixed at both ends of the middle recess of the fixed plate, the torsional spring is limited to move by being abutted with the torsional spring limit strips at both ends, a circular hole is opened in the fixed plate, the connecting column rotates in the circular hole of the fixed plate, and the connecting column rotates to apply driving force to the push piece to drive the torsional spring to rotate.

[0005] Further, the torsional spring limit strip of the fixed plate is in the shape of a Chinese character, the limit strip is perpendicular to the fixed plate body, limit blocks are fixed on the fixed plate for limiting the rotation of the spring, two bolt holes are respectively opened around the fixed plate, and the fixed plate is fixed with the door panel through bolts.

[0006] Further, a bayonet is opened outside the sleeve joint column, the torsional spring and the push piece are arranged outside the bayonet, a push head is formed by extending one side of the push piece to the torsional spring, a bolt hole and a clamping groove are opened on the other side of the push piece, a center hole is opened in the push piece, a clamping block is fixed in the center hole, and the clamping block of the push piece is clamped with the bayonet.

[0007] Further, the square insertion column of the connecting column is provided with a bolt hole, the sleeve connecting column is provided with a square hole, the bolt hole of the square insertion column is communicated with the square hole of the sleeve connecting column, the gasket is sleeved between the fixed plate and the resisting ring of the sleeve connecting column, the torsional spring is provided with a torsional spring sleeve connecting column, the pushing head of the pushing piece is abutted against the edge of the torsional spring, the sleeve connecting column is provided with a snap spring groove at the outer end, and the snap spring groove is provided with a snap spring.

[0008] Further, the outer edge of the pushing piece is provided with two oppositely arranged clamping grooves for connecting the door lock linkage structure.

[0009] Compared with the prior art, the door handle is convenient to switch left and right, the fixed plate is H-shaped, the bolts are evenly distributed around, the design is more convenient to fix with the door plate, and the installation is convenient and safe. BRIEF DESCRIPTION OF DRAWINGS

[0010] The accompanying drawings, which form a part of the present application, are intended to provide further understanding of the present application, and are used to interpret the present application together with its description. In the drawings:

[0011] Figure 1 It is a door lock clutch structure schematic view that the present application discloses.

[0012] Figure 2 It is a door lock clutch explosion schematic view that the present application discloses.

[0013] The accompanying drawings, which form a part of the present application, are intended to provide further understanding of the present application, and are used to interpret the present application together with its description. In the drawings: DETAILED DESCRIPTION

[0014] The present application will be described in detail below with reference to the drawings and embodiments. It should be noted that the embodiments and features in the embodiments in the present application can be combined with each other without conflict.

[0015] In the description of the utility model, need understanding is, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external", "bottom", "top" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, construct and operate in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0016] Please refer to Figure 1 , Figure 2 The door lock clutch comprises a connecting column 1, one end of the connecting column 1 is a square insertion column 7, the other end is a sleeve joint column 6, one side of the sleeve joint column 6 close to the square insertion column 7 extends outward to form a resisting ring 8, the diameter of the resisting ring 8 is greater than the diameter of the cylinder, a fixed plate 2, a torsion spring 16 and a push piece 3 are sequentially arranged outside the resisting ring 8, the fixed plate 2 is H-shaped, limit strips are fixed at both ends of a recessed portion in the middle of the fixed plate 2, the torsion spring 16 is abutted with a torsion spring limiting strip 5 at both ends, so as to limit the movement of the torsion spring 16, a circular hole 14 is formed in the fixed plate 2, the connecting column 1 rotates in the circular hole 14 of the fixed plate 2, and the rotation of the connecting column 1 applies a driving force to the push piece 3 to drive the torsion spring 16 to rotate.

[0017] The torsion spring limiting strip 5 of the fixed plate 2 is in a linear shape, the limiting strip is perpendicular to the body of the fixed plate 2, a limiting block 13 is fixed on the fixed plate 2, and the limiting block 13 is used for limiting the rotation of a clamping spring 20, two bolt holes are formed around the fixed plate 2, and the fixed plate 2 is fixed to a door panel through bolts.

[0018] The sleeve joint column 6 is provided with a bayonet 9 outside, the torsion spring 16 and the push piece 3 are arranged outside the bayonet 9, one side of the push piece 3 extends to a push head 4 of the torsion spring 16, the other side is provided with a bolt hole and a clamping groove 17, a central hole 18 is formed in the push piece 3, a clamping block 19 is fixed in the central hole 18, and the clamping block 19 of the push piece 3 is matched and clamped with the bayonet 9.

[0019] The square insertion column 7 of the connecting column 1 is provided with a bolt hole inside, the sleeve joint column 6 is provided with a square hole 11 inside, the bolt hole of the square insertion column 7 is in communication with the square hole 11 of the sleeve joint column 6, a gasket 12 is further sleeved between the fixed plate 2 and the resisting ring 8 of the sleeve joint column 6, the torsion spring 16 is provided with a torsion spring sleeve joint column 15, the push head 4 of the push piece 3 is abutted with the edge of the torsion spring 16, the sleeve joint column 6 is provided with a clamping spring 20 groove 10 at the outer end, the clamping spring 20 groove 10 is provided with the clamping spring 20, and the clamping spring 20 limits the radial displacement of the push piece 3, the torsion spring sleeve joint column 15, the fixed plate 2 and the gasket 12.

[0020] Two clamping grooves 17 are formed in the outer edge of the push piece 3 and are oppositely arranged, and are used for connecting a door lock linkage structure.

[0021] The outer edge of the dial piece 3 is provided with two oppositely arranged clamping grooves 17 for connecting the door lock linkage structure.

[0022] The door lock clutch of the utility model needs to be used, the screw is screwed into the bolt hole of the dial piece 3, the square plug-in column 7 connected with the handle is connected with the connecting column 1, and the square plug-in column 7 is fixed by means of the bolt hole and the bolt; after the handle is rotated, the handle drives the connecting column 1 to rotate, the clamping opening 9 of the cylindrical sleeve column 6 of the connecting column 1 drives the dial piece 3 to rotate, the dial head 4 of the dial piece 3 can drive the torsional spring 16 to rotate until the limiting block 13 of the fixed plate 2 is reached, the clamping groove 17 of the dial piece 3 drives the door lock linkage structure to perform the unlocking action; if the handle needs to be converted in direction, the screw on the dial piece 3 is unscrewed, the handle is rotated by 180 degrees, the handle drives the dial piece 3 to rotate by 180 degrees, the position of the dial head 4 and the bolt hole is interchanged, and then the screw is screwed in.

[0023] The above only describes preferred embodiments of the utility model and is not used for limiting the utility model; for those skilled in the art, the utility model can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A door lock clutch, comprising: The utility model discloses a connecting column, one end is square plug-in column, the other end is sleeve joint column, sleeve joint column extends to form a resistance ring to the outside near square plug-in column's side, the diameter of resistance ring is greater than the diameter of cylinder, its characterized in that, the fixed plate, torsional spring and the push piece of outside resistance ring are equipped in proper order, the fixed plate is H-shaped, the fixed plate recessed place both ends are fixed with the limit strip respectively in the middle, the both ends of torsional spring are respectively with torsional spring limit strip abut, limit torsional spring movement, the fixed plate is opened in the round hole, and the connecting column rotates in the round hole of fixed plate, and the connecting column rotation is the driving force of push piece and drives torsional spring to rotate.

2. A door lock clutch according to claim 1, characterised in that: The limit strip of the fixed plate is in a straight line, and the limit strip is perpendicular to the fixed plate body, and the fixed plate is fixed with a limit block for clamping the limit of the torsional spring after rotation, and the fixed plate is provided with two bolt holes around, and is fixed with the door panel through the bolt.

3. A door lock clutch according to claim 2, wherein: The sleeve joint column is provided with a bayonet outside, and the torsional spring and the push piece are arranged outside the bayonet, one side of the push piece extends to form a push head to the torsional spring, the other side is provided with a bolt hole and a clamping groove, the push piece is provided with a center hole inside, the center hole is fixed with a clamping block, and the clamping block of the push piece is matched with the bayonet.

4. A door lock clutch according to claim 3, wherein: The square plug-in column of the connecting column is provided with a bolt hole, the sleeve joint column is provided with a square hole, the bolt hole of the square plug-in column is communicated with the square hole of the sleeve joint column, the fixed plate and the resistance ring of the sleeve joint column are further provided with a gasket, the torsional spring is provided with a torsional spring sleeve joint column, the push head of the push piece is abutted with the edge of the torsional spring, the sleeve joint column is provided with a clamping spring groove at the outer end, and the clamping spring groove is provided with a clamping spring, and the clamping spring limits the radial displacement of the push piece, the torsional spring sleeve joint column, the fixed plate and the gasket.

5. A door lock clutch as claimed in claim 1, wherein: The outer edge of the push piece is provided with two clamping grooves arranged oppositely, which is used for connecting the door lock linkage structure.

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