CN221073811U - Bidirectional transmission lock box for doors and windows - Google Patents

Abstract

The utility model discloses a door and window bidirectional transmission lock box, which comprises: the box body comprises a bottom plate, two panels, a mounting plate and a rotating shaft, wherein the mounting plate is arranged between the two panels, and the rotating shaft is provided with a convex part along the radial direction; the bidirectional transmission mechanism comprises a sliding chute, a first reinforcing plate, a second reinforcing plate, a first rack arranged on the first reinforcing plate, a second rack arranged on the second reinforcing plate, and gears meshed with the first rack and the second rack respectively, wherein a sliding bottom box is formed between the bottom plate and the sliding chute, the gears are rotationally connected with the sliding bottom box, the first reinforcing plate and the second reinforcing plate can slide in the sliding bottom box, a clamping block is arranged at the top of the first reinforcing plate and matched with the convex part, and pins are arranged on the first reinforcing plate and the second reinforcing plate. The utility model can improve the overall structural strength of the lock box, reduce the deformation of the rack and prolong the service life of the lock box.

Description

Bidirectional transmission lock box for doors and windows

Technical Field

The utility model relates to the technical field of door and window hardware accessories, in particular to a door and window bidirectional transmission lock box.

Background

The lock box is a very common hardware fitting on a door and window system, is matched with a door and window lock and a door and window handle in a mechanical transmission mode in general, locks or opens the door and window indoors, and the door and window rotates through the handle to drive a lock point associated with the transmission lock box to move in two different directions up and down to be matched with a lock seat so as to finish the opening and closing of the door and window. Most lock boxes are composed of a face cover, a gear, a sliding part meshed with the gear, a pin arranged on the sliding part and the like, wherein the pin is matched with a pull rod of a door or window to push the pull rod to lock.

However, the existing lock box is driven by the gear to move along opposite directions, because the parts in the lock box are more, the design of the two racks is thinner for avoiding other parts in the lock box, the strength is lower, and after the door and window are frequently opened and closed, the racks are easy to deform, so that the service life of the lock box is influenced.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the door and window bidirectional transmission lock box, which can improve the overall structural strength of the lock box, reduce the deformation of racks and prolong the service life of the lock box.

According to the bidirectional transmission lock box for the doors and windows, disclosed by the embodiment of the utility model, the box body comprises a bottom plate, two panels arranged on two sides of the top of the bottom plate, a mounting plate arranged between the two panels, and a rotating shaft rotatably connected with the mounting plate, wherein the two panels are arranged in parallel, two axial ends of the rotating shaft respectively penetrate through the two panels, and a convex part is arranged on the rotating shaft along the radial direction; the bidirectional transmission mechanism is arranged at the bottom of the box body and comprises a sliding groove, a first reinforcing plate, a second reinforcing plate, a first rack arranged on the first reinforcing plate, a second rack arranged on the second reinforcing plate, gears meshed with the first rack and the second rack respectively, a bottom plate fixedly connected with the sliding groove, a sliding bottom box is formed between the bottom plate and the sliding groove, the gears are rotationally connected with the sliding bottom box, the first reinforcing plate and the second reinforcing plate can slide in the sliding bottom box, a clamping block is arranged at the top of the first reinforcing plate and matched with the convex part, pins are arranged on the first reinforcing plate and the second reinforcing plate, a first opening for allowing the clamping block to pass through is formed in the bottom plate, and a second opening for allowing the pins to pass through is formed in the bottom plate.

The bidirectional transmission lock box for the doors and windows has at least the following beneficial effects:

1. according to the utility model, the two panels are respectively arranged at two sides of the mounting plate through the box body, the rotating shaft is rotationally connected with the mounting plate, and the two panels can limit the protruding parts along the two axial sides of the rotating shaft, so that the protruding parts are prevented from shifting when swinging, and the stability of products is improved.

2. According to the utility model, the sliding chute and the bottom plate are matched to form the sliding bottom box, the first reinforcing plate and the second reinforcing plate can slide back and forth in the sliding bottom box, the first reinforcing plate is provided with the clamping block, the clamping block is matched with the convex part, when the rotating shaft rotates, the convex part is driven to swing by the rotating shaft, the clamping block and the first reinforcing plate are driven to move by the convex part, the first rack is driven to move by the first reinforcing plate, the first rack is meshed with the gear, the gear is driven to rotate by the first rack, the second rack is driven to move along the opposite moving direction of the first rack, and the second reinforcing plate is driven to move by the second rack, so that the second reinforcing plate and the second reinforcing plate can be mutually close to or far away from each other, and the two pins are mutually close to or far away from each other at the same time, thereby improving the integral structural strength of the lock box, reducing the deformation of the racks and prolonging the service life of the lock box.

According to some embodiments of the utility model, the bottom plate and the sliding groove are fixed by a first rivet, and the first reinforcing plate is provided with a clearance opening for taking away the first rivet.

The beneficial effects are that: through setting up first rivet, first rivet can be together bottom plate and spout are fixed, and first rivet installs rapidly, has stronger clamping force and shock resistance to, can improve the intensity and the stability of product, moreover, first reinforcing plate is provided with the clearance mouth, can prevent that first reinforcing plate from taking place to interfere with first rivet when removing.

According to some embodiments of the utility model, a first spacer is further disposed between the bottom plate and the chute, the first rivet penetrates through the first spacer, and the thickness of the first spacer is greater than the thickness of the first reinforcing plate and the second reinforcing plate.

The beneficial effects are that: through setting up first gasket, the thickness of first gasket is greater than the thickness of first reinforcing plate, and first gasket can prop bottom plate and spout a certain distance to, prevent that the distance between bottom plate and the spout from being too little and influence first reinforcing plate and second reinforcing plate and remove.

According to some embodiments of the utility model, the sliding bottom box is provided with a clamping assembly, the clamping assembly comprises a screw and a clamping piece, the clamping piece is clamped with the door and window frame, the clamping piece is provided with a first threaded hole, and the screw sequentially penetrates through the sliding groove, the clearance opening and the bottom plate and then is screwed with the first threaded hole.

The beneficial effects are that: through setting up the joint subassembly, the joint subassembly includes screw and joint piece, and the joint piece is provided with first screw hole, and the screw passes spout, keep away after empty mouth and the bottom plate in proper order again with first screw hole spin, joint piece and door window frame joint, when screwing up the screw, can tightly fasten the joint piece and fix on the door window frame to, can realize the fixed of lock box, easy dismounting easily adjusts.

According to some embodiments of the utility model, a second gasket is arranged between the bottom plate and the clamping piece, and the screw penetrates through the second gasket.

The beneficial effects are that: through setting up the second gasket, when screw and joint piece screw up, the second gasket can screw and joint piece turn loose, moreover, can cushion the effort of joint piece to the bottom plate, reduces the wearing and tearing of bottom plate.

According to some embodiments of the utility model, the second opening is an elongated limiting hole, the elongated limiting hole limits two sides of the pin, and a length direction of the elongated limiting hole extends along a moving direction of the pin.

The beneficial effects are that: through making the second opening be long spacing hole, long spacing hole can carry out spacingly to the pin to, guidance quality when can increasing the pin and remove improves the stability of lock box.

According to some embodiments of the utility model, the axis direction of the rotating shaft is provided with a polygonal hole, and the polygonal hole is matched with the rotating shaft of the door and window handle.

The beneficial effects are that: through setting up the polygon hole, the pivot of door and window handle inserts the polygon hole, makes the pivot and the polygon hole gomphosis of door and window handle, rotates the door and window handle, can drive the pivot and rotate to, can reduce the complex virtual position between door and window handle and the axis of rotation, improve the fastness of lock box.

According to some embodiments of the utility model, the polygonal holes are square holes.

The beneficial effects are that: through making the polygon hole be square hole, the pivot and the square hole cooperation of door and window handle make every face in square hole all atress even to improve the transmission precision between door and window handle and the axis of rotation.

According to some embodiments of the utility model, the mounting plate is provided with a threaded seat provided with a second threaded hole, and the panel is provided with a third opening corresponding to the threaded seat.

The beneficial effects are that: through being provided with the screw seat, the screw seat is provided with the second screw hole, and when the lock box was installed in door and window, can screw in proper order into the section bar and the second screw hole of door and window through the screw, make the lock box fix in the section bar of door and window to, the fixed and the dismouting of lock box of being convenient for.

According to some embodiments of the utility model, the two panels are fixedly connected to the mounting plate by a plurality of second rivets.

The beneficial effects are that: through setting up a plurality of second rivets, a plurality of second rivets are fixed two panels in the mounting panel both sides to, make the box body be convenient for install, be difficult for returning the pine between two panels and the mounting panel.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic perspective view of a bidirectional transmission lock box for doors and windows according to an embodiment of the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a front view of FIG. 1;

Fig. 5 is a top view of the bi-directional transmission of fig. 2.

Reference numerals: 100-box body, 110-bottom plate, 120-panel, 130-mounting plate, 140-rotating shaft, 150-convex part, 160-bidirectional transmission mechanism, 170-sliding groove, 180-first reinforcing plate, 190-second reinforcing plate, 200-first rack, 210-second rack, 220-gear, 230-clamping block, 240-pin, 250-first opening, 260-second opening, 270-first rivet, 280-clearance opening, 290-first gasket, 300-clamping assembly, 310-screw, 320-clamping piece, 330-first threaded hole, 340-second gasket, 350-polygonal hole, 360-threaded seat, 370-second threaded hole, 380-third opening, 390-second rivet.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

A bidirectional transmission lock box for doors and windows according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1 to 5, a door and window bidirectional transmission lock case according to an embodiment of the present utility model includes a case body 100 and a bidirectional transmission mechanism 160.

The box body 100 includes a bottom plate 110, two panels 120 disposed on two sides of the top of the bottom plate 110, a mounting plate 130 disposed between the two panels 120, and a rotating shaft 140 rotatably connected to the mounting plate 130, where the two panels 120 are disposed parallel to each other, two axial ends of the rotating shaft 140 respectively penetrate through the two panels 120, the rotating shaft 140 is radially provided with a protrusion 150, and the two panels 120 can limit the protrusions 150 along two axial sides of the rotating shaft 140, so as to prevent the protrusions 150 from shifting during swinging, and improve stability of products.

Structurally, the bidirectional transmission mechanism 160 includes a sliding chute 170, a first reinforcing plate 180, a second reinforcing plate 190, a first rack 200 disposed on the first reinforcing plate 180, a second rack 210 disposed on the second reinforcing plate 190, and a gear 220 engaged with the first rack 200 and the second rack 210 respectively, the sliding chute 170 is disposed at the bottom of the bottom plate 110, the bottom plate 110 is fixedly connected with the sliding chute 170, a sliding bottom box is formed between the bottom plate 110 and the sliding chute 170, the gear 220 is rotationally connected with the sliding bottom box, the first reinforcing plate 180 and the second reinforcing plate 190 can both slide in the sliding bottom box, a clamping block 230 is disposed at the top of the first reinforcing plate 180, the clamping block 230 is matched with the convex portion 150, the first reinforcing plate 180 and the second reinforcing plate 190 are both provided with pins 240, the bottom plate 110 is provided with a first opening 250 for accommodating the passing of the clamping block 230, and the bottom plate 110 is provided with a second opening 260 for accommodating the passing of the pins 240.

During operation, the handle of the door and window is rotated, the handle of the door and window drives the rotation shaft 140 to rotate, the rotation shaft 140 drives the convex part 150 to swing, the convex part 150 drives the clamping block 230 and the first reinforcing plate 180 to move, the first reinforcing plate 180 drives the first rack 200 to move, the first rack 200 is meshed with the gear 220, the first rack 200 drives the gear 220 to rotate, the gear 220 drives the second rack 210 to move along the opposite moving direction of the first rack 200, the second rack 210 drives the second reinforcing plate 190 to move, the second reinforcing plate 190 and the second reinforcing plate 190 can be mutually close to or far away from each other, the two pins 240 are mutually close to or far away from each other simultaneously, the pins 240 are matched with the pull rod of the door and window, and the pull rod is pushed to lock, so that the overall structural strength of the lock box can be improved, the deformation of the racks is reduced, and the service life of the lock box is prolonged.

In some preferred embodiments, the base plate 110 and the chute 170 are fixed by a first rivet 270, and the first reinforcing plate 180 is provided with a clearance opening 280, and the clearance opening 280 is used to clear the first rivet 270.

It will be appreciated that by providing the first rivet 270, the first rivet 270 can fix the bottom plate 110 and the chute 170 together, and the first rivet 270 is rapidly installed with strong clamping force and shock resistance, thereby improving strength and stability of the product, and the first reinforcing plate 180 is provided with the clearance 280, thereby preventing interference with the first rivet 270 when the first reinforcing plate 180 moves.

In some preferred embodiments, a first spacer 290 is also provided between the base plate 110 and the chute 170, and a first rivet 270 extends through the first spacer 290, the thickness of the first spacer 290 being greater than the thickness of the first and second reinforcement plates 180, 190.

It will be appreciated that by providing the first spacer 290, the thickness of the first spacer 290 is greater than the thickness of the first reinforcing plate 180, and the first spacer 290 can spread the bottom plate 110 and the chute 170 apart a certain distance, thereby preventing the first reinforcing plate 180 and the second reinforcing plate 190 from being moved due to too small a distance between the bottom plate 110 and the chute 170.

In some preferred embodiments, the sliding bottom box is provided with a clamping assembly 300, the clamping assembly 300 comprises a screw 310 and a clamping piece 320, the clamping piece 320 is clamped with the door and window frame, the clamping piece 320 is provided with a first threaded hole 330, and the screw 310 sequentially passes through the sliding chute 170, the clearance opening 280 and the bottom plate 110 and then is screwed with the first threaded hole 330.

It can be appreciated that, by setting the clamping assembly 300, the clamping assembly 300 includes a screw 310 and a clamping piece 320, the clamping piece 320 is provided with a first threaded hole 330, the screw 310 sequentially passes through the chute 170, the clearance opening 280 and the bottom plate 110 and then is screwed with the first threaded hole 330, the clamping piece 320 is clamped with the door and window frame, and when the screw 310 is screwed, the clamping piece 320 can be tightly fixed on the door and window frame, thereby realizing the fixation of the lock box, and being convenient to disassemble and assemble and easy to adjust.

In some preferred embodiments, a second spacer 340 is provided between the base plate 110 and the clamping piece 320, and the screw 310 penetrates the second spacer 340.

It can be appreciated that by providing the second spacer 340, when the screw 310 is screwed with the locking tab 320, the second spacer 340 can loosen the screw 310 from the locking tab 320, and can buffer the force of the locking tab 320 on the base plate 110, thereby reducing the abrasion of the base plate 110.

In some preferred embodiments, the second opening 260 is an elongated limiting hole, and the two sides of the elongated limiting Kong Duixiao are limited, and the length direction of the elongated limiting hole extends along the moving direction of the pin 240.

It can be appreciated that by making the second opening 260 an elongated limiting hole, the pin 240 can be limited by the elongated limiting hole, so that the guiding performance of the pin 240 during moving can be increased, and the stability of the lock box can be improved.

In some preferred embodiments, the rotation shaft 140 is provided with a polygonal hole 350 in an axial direction, and the polygonal hole 350 is fitted with the rotation shaft of the door and window handle.

It can be appreciated that by arranging the polygonal hole 350, the rotating shaft of the door and window handle is inserted into the polygonal hole 350, so that the rotating shaft of the door and window handle is embedded into the polygonal hole 350, and the door and window handle is pulled to drive the rotating shaft to rotate, thereby reducing the complex virtual position between the door and window handle and the rotating shaft 140 and improving the firmness of the lock box.

In some preferred embodiments, the polygonal holes 350 are square holes.

It can be appreciated that by making the polygonal hole 350 a square hole, the rotation shaft of the door and window handle is matched with the square hole, so that each surface of the square hole can be uniformly stressed, and the transmission precision between the door and window handle and the rotation shaft 140 is improved.

In some preferred embodiments, the mounting plate 130 is provided with a threaded seat 360, the threaded seat 360 is provided with a second threaded hole 370, and the panel 120 is provided with a third opening 380 corresponding to the threaded seat 360.

It can be understood that, through being provided with screw thread seat 360, screw thread seat 360 is provided with second screw hole 370, and when the lock box was installed in the door and window, can make the lock box fix in the section bar of door and window through section bar and second screw hole 370 of screw precession door and window in proper order to, be convenient for the fixed and the dismouting of lock box.

In some preferred embodiments, the two panels 120 are fixedly connected to the mounting plate 130 by a plurality of second rivets 390.

It can be appreciated that by providing the plurality of second rivets 390, the plurality of second rivets 390 fix the two panels 120 to both sides of the mounting plate 130, thereby facilitating the mounting of the case 100, and preventing the two panels 120 from being easily loosened from the mounting plate 130.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A door and window bi-directional transmission lock box, comprising:

The box body (100) comprises a bottom plate (110), two panels (120) arranged on two sides of the top of the bottom plate (110), a mounting plate (130) arranged between the two panels (120), and a rotating shaft (140) rotatably connected with the mounting plate (130), wherein the two panels (120) are mutually parallel, two axial ends of the rotating shaft (140) respectively penetrate through the two panels (120), and a convex part (150) is arranged on the rotating shaft (140) along the radial direction;

The bidirectional transmission mechanism (160) is arranged at the bottom of the box body (100), and comprises a sliding groove (170), a first reinforcing plate (180), a second reinforcing plate (190), a first rack (200) arranged on the first reinforcing plate (180), a second rack (210) arranged on the second reinforcing plate (190), and gears (220) meshed with the first rack (200) and the second rack (210) respectively, the bottom plate (110) is fixedly connected with the sliding groove (170), a sliding bottom box is formed between the bottom plate (110) and the sliding groove (170), the gears (220) are rotationally connected with the sliding bottom box, the first reinforcing plate (180) and the second reinforcing plate (190) can slide in the sliding bottom box, a clamping block (230) is arranged at the top of the first reinforcing plate (180), the clamping block (230) is matched with the convex part (150), the first reinforcing plate (180) and the second reinforcing plate (190) are respectively provided with a bottom plate (240), and the bottom plate (110) is provided with a pin (240) through an opening (250).

2. The door and window bidirectional transmission lock box according to claim 1, wherein the bottom plate (110) and the sliding groove (170) are fixed by a first rivet (270), the first reinforcing plate (180) is provided with a clearance opening (280), and the clearance opening (280) is used for avoiding the first rivet (270).

3. The door and window bidirectional transmission lock box according to claim 2, wherein a first gasket (290) is further arranged between the bottom plate (110) and the sliding groove (170), the first rivet (270) penetrates through the first gasket (290), and the thickness of the first gasket (290) is greater than that of the first reinforcing plate (180) and the second reinforcing plate (190).

4. The door and window bidirectional transmission lock box according to claim 2, wherein the sliding bottom box is provided with a clamping assembly (300), the clamping assembly (300) comprises a screw (310) and a clamping piece (320), the clamping piece (320) is clamped with a door and window frame, the clamping piece (320) is provided with a first threaded hole (330), and the screw (310) sequentially penetrates through the sliding groove (170), the clearance opening (280) and the bottom plate (110) to be screwed with the first threaded hole (330).

5. The bidirectional transmission lock box for doors and windows according to claim 4, wherein a second spacer (340) is disposed between the bottom plate (110) and the fastening piece (320), and the screw (310) penetrates through the second spacer (340).

6. The door and window bidirectional transmission lock box according to claim 1, wherein the second opening (260) is an elongated limiting hole, the elongated limiting hole limits two sides of the pin (240), and a length direction of the elongated limiting hole extends along a moving direction of the pin (240).

7. The bidirectional transmission lock box for doors and windows according to claim 1, wherein a polygonal hole (350) is provided in the axial direction of the rotation shaft (140), and the polygonal hole (350) is matched with the rotation shaft of the door and window handle.

8. The door and window two-way transmission lock box according to claim 7, wherein the polygonal hole (350) is a square hole.

9. The door and window bidirectional transmission lock box according to claim 1, wherein the mounting plate (130) is provided with a screw seat (360), the screw seat (360) is provided with a second screw hole (370), and the panel (120) is provided with a third opening (380) corresponding to the screw seat (360).

10. A door and window two-way transmission lock box according to claim 1, characterized in that two of said panels (120) are fixedly connected to said mounting plate (130) by means of a plurality of second rivets (390).