CN219196967U

CN219196967U - Large handle driving device

Info

Publication number: CN219196967U
Application number: CN202223261684.XU
Authority: CN
Inventors: 李冉
Original assignee: Wenzhou Zhixin Intelligent Lock Co ltd
Current assignee: Wenzhou Zhixin Intelligent Lock Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-16
Anticipated expiration: 2032-12-06

Abstract

The large handle driving device comprises a handle body and a driving device for unlocking, wherein an upper mounting seat and a lower mounting seat which are fixedly mounted on a door are respectively arranged at the upper end and the lower end of the handle body, the driving device is mounted on the inner side of the upper mounting seat, a button is arranged on the outer side of the upper mounting seat, and the button penetrates through the upper mounting seat and is matched with the driving device. The structure has the advantages that the stroke precision is high, the rotation angle is 54 degrees through the mode of meshing the racks and the gears, meanwhile, the structure is high in reliability, and the driving device cannot be invalid after long-term use.

Description

Large handle driving device

Technical Field

The utility model relates to the field of door handles, in particular to a large handle driving device.

Background

At present, most outdoor doors can adopt a large handle as a door handle, a lock body and a lock core are arranged in the door, and the large handle is connected with the lock body and the lock core through a mechanical structure, so that unlocking and locking functions are realized.

In general, the lock cylinder is operated by a key, and the lock body is connected to a pressing device, and is unlocked when pressed. The existing driving devices between the pressing device and the lock body are various, but most driving devices are poor in reliability, and the situation that the driving device cannot be stirred in place or the pressing is invalid and laborious is caused after the driving device is used for a period of time.

Disclosure of Invention

In order to solve the problems, the large handle driving device is specially manufactured, and the operation reliability of the large handle driving device is improved.

In order to achieve the above purpose, the present utility model is solved by the following technical scheme: the large handle driving device comprises a handle body and a driving device for unlocking, wherein an upper mounting seat and a lower mounting seat which are fixedly mounted on a door are respectively arranged at the upper end and the lower end of the handle body, the driving device is mounted on the inner side of the upper mounting seat, a button is arranged on the outer side of the upper mounting seat, and the button penetrates through the upper mounting seat and is matched with the driving device.

Further, drive arrangement includes drive lower cover, drive upper cover, the rack, the gear, the extension spring, transmission square pole and activity square pole, drive lower cover fixed mounting is inboard at last mount pad, drive upper cover installs at drive lower cover upper surface, the rack movably sets up between drive upper cover and drive lower cover, drive lower cover upper end is equipped with the riveting hole, the lower extreme is equipped with the lower cover slotted hole, the rack middle part is equipped with the gear drive hole, drive upper cover surface upper end is equipped with the shaft hole, the lower extreme is equipped with the upper cover slotted hole, transmission square pole one end is connected with the rotation of activity square pole, the other end riveting is in the riveting hole, be equipped with the gear between drive lower cover and the transmission square pole, the gear sets up in the gear drive hole, and with rack meshing transmission.

Further, the button comprises a pressing part and a push rod, the pressing part is positioned at the outer side of the upper mounting seat, and the push rod penetrates through the upper mounting seat, an upper cover slot hole for driving the upper cover and a lower cover slot hole for driving the lower cover and is propped against the lower end of the rack.

Further, the rack both sides are equipped with first couple, and drive lower cover both sides are equipped with the second couple, and extension spring one end is connected with first couple, and the other end is connected with the second couple.

Further, the bottom of the rack is provided with a supporting plate which is bent inwards, and the ejector rod is propped against the supporting plate.

Further, a plurality of internal screw convex columns are arranged on the inner side of the upper mounting seat, and the driving lower cover is mounted on the internal screw convex columns.

Further, a mounting plate is arranged in the lower mounting seat and fixedly mounted in the mounting seat through bolts, an elongated slot is arranged in the middle of the mounting plate, and a round hole is formed in the top of the elongated slot.

The utility model has the advantages that:

in the button pressing process, the rack is pushed to move up and down, the rack is meshed with the gear for transmission, the gear drives the transmission square rod to rotate, and the transmission square rod is sleeved in the lock body inside the door, so that the lock tongue of the lock body is controlled. The structure is high in stroke precision and 54 degrees in rotation angle in a rack and gear meshing mode, meanwhile, the structure is high in reliability, and the driving device cannot be disabled after long-term use.

Drawings

FIG. 1 is a schematic view of the outside structure of the large handle driving device of the present utility model.

FIG. 2 is a schematic view of the inside structure of the large handle driving device of the present utility model.

FIG. 3 is a schematic view of the assembly of the handle body and the push button of the large handle driving device of the present utility model.

Fig. 4 is a schematic structural view of a driving device in the large handle driving device of the present utility model.

FIG. 5 is a schematic view showing the assembly of the drive device and the push button in the large pull handle drive device of the present utility model.

FIG. 6 is a schematic diagram of the assembly of the drive square bar and the movable square bar in the large pull handle driving device of the present utility model.

Reference numerals: the upper mounting seat 1, the lower mounting seat 2, the button 3, the internal screw convex column 5, the driving upper cover 6, the driving lower cover 7, the rack 8, the gear 9, the tension spring 10, the mounting plate 11, the long groove 12, the round hole 13, the transmission square rod 101, the movable square rod 102, the first hook 103, the second hook 104, the ejector rod 105 and the lower cover slot hole 106.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

The large handle driving device comprises a handle body and a driving device for unlocking, wherein an upper mounting seat and a lower mounting seat which are fixedly mounted on a door are respectively arranged at the upper end and the lower end of the handle body, the driving device is mounted on the inner side of the upper mounting seat, a button is arranged on the outer side of the upper mounting seat, and the button penetrates through the upper mounting seat and is matched with the driving device. The driving device comprises a driving lower cover, a driving upper cover, a rack, a gear, a tension spring, a transmission square rod and a movable square rod, wherein the driving lower cover is fixedly arranged on the inner side of an upper mounting seat, the driving upper cover is arranged on the upper surface of the driving lower cover, the rack is movably arranged between the driving upper cover and the driving lower cover, the upper end of the driving lower cover is provided with a riveting hole, the lower end of the driving lower cover is provided with a lower cover slot hole, the middle part of the rack is provided with a gear transmission hole, the upper end of the driving upper cover surface is provided with a shaft hole, one end of the transmission square rod is rotationally connected with the movable square rod, the other end of the transmission square rod is riveted in the riveting hole, a gear is arranged between the driving lower cover and the transmission square rod, and the gear is arranged in the gear transmission hole and is meshed with the rack. The button includes pressing part and ejector pin, and pressing part is located the mount pad outside, and the ejector pin runs through in the upper cover slotted hole of last mount pad, drive upper cover and the lower cover slotted hole of drive lower cover, supports in the rack lower extreme. The rack is provided with a first hook on two sides, a second hook on two sides of the driving lower cover, one end of the tension spring is connected with the first hook, and the other end of the tension spring is connected with the second hook. The bottom of the rack is provided with a supporting plate which is bent inwards, and the ejector rod is propped against the supporting plate. The inner side of the upper mounting seat is provided with a plurality of inner screw convex columns, and the driving lower cover is mounted on the inner screw convex columns.

In the actual use process, big handles are arranged on the inner side and the outer side of the door, a driving device is arranged in the big handles on the outer side of the door, a lock body is arranged in the door, a square core for controlling a tongue lock is arranged at the joint of a transmission square rod and a movable square rod, the movable square rod and the transmission square rod rotate relatively, the big handles on the outer side realize the control of a lock tongue through rotating the transmission square rod, and the big handles on the inner side realize the control of the lock tongue through rotating the movable square rod. One end of the transmission square rod is riveted on the inner side of the large outer handle, and one end of the movable square rod is riveted on the inner side of the large inner handle.

The button is contacted with the rack in a propping way, so that the rack moves up and down, the gear is driven to rotate in the moving process, and the gear drives the transmission square rod to rotate. The back of the rack is provided with two tension springs, one end of each tension spring is hooked at a first hook on the back of the rack, and the other end of each tension spring drives a second hook on two sides of the lower cover, so that the two sides are uniformly stressed, and the rack is ensured to slide in a translational manner.

The lower mounting plate is internally provided with the mounting plate, the middle part of the mounting plate is provided with the long groove, when the long groove is mainly used for replacing the handle of the door body, as the old handle and the new handle are different in style and have different hole pitches, the long groove at the middle part of the mounting plate is difficult to be assembled in an adapting way in the past, so that the long groove at the middle part of the mounting plate can be used for adapting to different hole pitches, and when the door body is assembled, an inner screw rod with a quadrilateral outline is inserted into the long groove through a round hole, and the other end of the inner screw rod is tensioned by using the long screw rod, so that the door body is assembled.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments and that the present utility model may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore desired that the present utility model be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The large handle driving device is characterized by comprising a handle body and a driving device for unlocking, wherein an upper mounting seat and a lower mounting seat which are fixedly mounted on a door are respectively arranged at the upper end and the lower end of the handle body, the driving device is mounted on the inner side of the upper mounting seat, a button is arranged on the outer side of the upper mounting seat, and the button penetrates through the upper mounting seat to be matched with the driving device.

2. The large handle driving device according to claim 1, wherein the driving device comprises a driving lower cover, a driving upper cover, a rack, a gear, a tension spring, a transmission square rod and a movable square rod, wherein the driving lower cover is fixedly arranged on the inner side of the upper mounting seat, the driving upper cover is arranged on the upper surface of the driving lower cover, the rack is movably arranged between the driving upper cover and the driving lower cover, a riveting hole is formed in the upper end of the driving lower cover, a lower cover slot hole is formed in the lower end of the driving lower cover, a gear transmission hole is formed in the middle of the rack, a shaft hole is formed in the upper end of the surface of the driving upper cover, an upper cover slot hole is formed in the lower end of the driving square rod, one end of the transmission square rod is rotatably connected with the movable square rod, the other end of the transmission square rod is riveted in the riveting hole, a gear is arranged between the driving lower cover and the transmission square rod, and the gear is arranged in the gear transmission hole and meshed with the rack.

3. The large pull handle driving device according to claim 2, wherein the push button comprises a pressing part and a push rod, the pressing part is positioned outside the upper mounting seat, and the push rod penetrates through the upper mounting seat, the upper cover slot hole for driving the upper cover and the lower cover slot hole for driving the lower cover and is abutted against the lower end of the rack.

4. The large handle driving device according to claim 3, wherein the rack is provided with a first hook at both sides and a second hook at both sides of the driving lower cover, and one end of the tension spring is connected with the first hook and the other end is connected with the second hook.

5. The large handle driving device according to claim 4, wherein the rack bottom is provided with a supporting plate bent inwards, and the ejector rod is abutted against the supporting plate.

6. The large handle driving device according to claim 5, wherein the inner side of the upper mounting seat is provided with a plurality of inner screw bosses, and the driving lower cover is mounted on the inner screw bosses.

7. The large handle driving device according to claim 1, wherein the lower mounting seat is internally provided with a mounting plate, the mounting plate is fixedly mounted in the mounting seat through bolts, the middle part of the mounting plate is provided with a long groove, and the top of the long groove is provided with a round hole.