CN215949196U - Locking assembly - Google Patents

Abstract

The utility model discloses a locking assembly, comprising: the device comprises a first connecting piece, a second connecting piece, a guide piece, a check piece and a locking piece; the guide piece is matched with the first connecting piece; the guide piece is matched with the guide piece and can move along the guide piece; the check piece is matched with the guide piece and can move along the guide piece, and meanwhile, the check piece can be clamped with the guide piece through rotation under the pushing of the guide piece; the locking piece can move along the first connecting piece and can simultaneously extend into the second connecting piece under the pushing of the check piece; the locking piece can move under the promotion of non return spare, and under the state of non return spare and guide part block, the non return spare supports the locking piece and makes the non return spare can't separate with the second connecting piece to realize the locking of first connecting piece and second connecting piece. The locking assembly has the advantages of convenience in locking, firm structure, wide application prospect and the like.

Description

Locking assembly

Technical Field

The present invention relates to a locking structure of a device, and more particularly, to a locking assembly.

Background

In some situations it is highly desirable to lock some devices to prevent accidents. For example, in a kindergarten, the existing door and window can be opened and closed at any time and cannot be locked. Children are generally lively and easy to play with the door by repeatedly opening and closing the door. In this case, accidents such as collision are very likely to occur. Meanwhile, the door can be accidentally closed due to environmental factors such as wind power and the like, and accidents are easy to happen at the moment.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a locking assembly which can realize the safe locking of devices such as doors and windows and prevent accidents.

To achieve the above object, the present invention provides a locking assembly comprising: the first connecting piece, the second connecting piece, the guide piece, the non-return piece and the locking piece.

The guide piece is matched with the first connecting piece for installation.

The guide piece is matched with the guide piece and can perform linear reciprocating motion along the guide piece.

The non-return piece is matched with the guide piece, can perform linear reciprocating motion along the guide piece, and can be clamped with the guide piece through rotation under the pushing of the guide piece.

The locking piece can perform linear reciprocating motion along the first connecting piece, and can extend into the second connecting piece under the pushing of the check piece; the locking piece can carry out linear reciprocating motion under the promotion of non return piece under the state of non return piece and guide piece block, the non return piece supports the locking piece and makes the locking piece can't separate with the second connecting piece to realize the locking of first connecting piece and second connecting piece.

In one or more embodiments, the locking device further includes a limiting member, the limiting member is installed in cooperation with the first connecting member, and the limiting member is used for preventing the locking member from rotating.

In one or more embodiments, the first connecting member is provided with a mounting hole for mounting the guide member and the limiting member and accommodating the guide member, the check member and the locking member, and the second connecting member extends into the mounting hole.

In one or more embodiments, the guide part includes the axle sleeve that supplies the guide part to pass, and part the axle sleeve stretches into in the first connecting piece, set up a plurality of first guide way that are used for right on the lateral wall of axle sleeve the guide part leads, set up a plurality of second guide ways that are used for right on the inside wall of axle sleeve the non return part leads, a tip of axle sleeve is provided with a plurality of skewed teeth that are used for carrying out the block with the non return part, the skewed teeth are run through to the second guide way, first guide way and second guide way interval set up and first guide way and second guide way are equallyd divide and are respectively corresponding with skewed teeth.

In one or more embodiments, the first guide groove penetrates through the other end portion of the boss and the other end portion is mounted with a fixing member for preventing the guide from being detached from the guide.

In one or more embodiments, a positioning block is disposed on a side wall of the other end of the shaft sleeve, the first guide groove penetrates through the side wall of the shaft sleeve and extends into the positioning block, and a part of the positioning block extends into the first connecting piece.

In one or more embodiments, the guide member includes a first shaft body, an end portion of the first shaft body is provided with a first receiving groove for receiving a portion of the check member, the end portion is provided with a plurality of first teeth for pushing the check member to rotate the check member, the first teeth surround the first receiving groove, and an outer side wall of the first shaft body is provided with a plurality of protrusions for guiding in cooperation with the guide member.

In one or more embodiments, the non-return element comprises a second shaft body, and a plurality of clamping blocks which are matched with the guide element to realize guiding and rotate under the pushing of the guide element are arranged on the side wall of the second shaft body.

In one or more embodiments, the locking member includes a third shaft body, thereby be provided with a plurality of second teeth that stretch into in the second connecting piece and realize the locking on the lateral wall of third shaft body, every the second teeth sets up along the axial, be provided with the stopper on the third shaft body, set up the first spacing hole that prevents stopper pivoted in the locating part, the stopper can follow first spacing hole and carry out straight reciprocating motion.

In one or more embodiments, the second connecting piece includes a fourth shaft body, a second limiting hole for the locking piece to extend into is provided at the end of the fourth shaft body, a plurality of third teeth for being clamped with the locking piece are provided on the side wall of the second limiting hole, and each third tooth is axially arranged.

Compared with the prior art, the locking assembly provided by the utility model adopts the pressing guide piece, so that the check piece is pushed by the guide piece to rotate so as to be clamped with the guide piece. And at the in-process of non return spare and guide part block, the non return spare carries out the jacking to the locking piece, and the locking piece stretches into in the second connecting piece under the promotion of non return spare. Under the state of non return spare and guide part block, the non return spare supports the locking piece and makes the locking piece can't separate with the second connecting piece to realize the locking of first connecting piece and second connecting piece. The locking assembly is convenient to lock, firm in structure and wide in application prospect.

Drawings

Fig. 1 is an exploded view of a locking assembly according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of a locking assembly according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a first connecting member according to an embodiment of the present invention.

Fig. 4 is a cross-sectional view of a first connector according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a guide member according to an embodiment of the present invention.

Fig. 6 is a cross-sectional view of a guide according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a guide according to an embodiment of the present invention.

Figure 8 is a cross-sectional view of a guide according to an embodiment of the present invention.

FIG. 9 is a schematic illustration of a check according to an embodiment of the present disclosure.

FIG. 10 is a cross-sectional view of a check according to an embodiment of the present disclosure.

FIG. 11 is a schematic structural diagram of a latch according to an embodiment of the present invention.

FIG. 12 is a cross-sectional view of a lockout member in accordance with an embodiment of the present invention.

Fig. 13 is a schematic structural diagram of a limiting member according to an embodiment of the utility model.

Fig. 14 is a top view of a retaining member according to an embodiment of the utility model.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1, a locking assembly according to an embodiment of the present invention includes a first coupling member 10, a second coupling member 20, a guide member 30, a guide member 40, a check member 50, a locking member 60, and a limiting member 70.

The first connecting piece 10 and the second connecting piece 20 are rotatably arranged, the second connecting piece 20 can freely rotate in an unlocked state, and the first connecting piece 10 and the second connecting piece 20 are fixed in a locked state.

In one embodiment, the first and second connectors 10 and 20 are members for mounting hinges of a door and a door frame or a window and a window frame. Wherein the first connecting member 10 is fixedly mounted with a door frame or a window frame. The second connecting member 20 is a connecting shaft of a hinge, and the second connecting member 20 is rotatably installed with the first connecting member 10. The hinge also has another part fixedly mounted to the door or window, which part is also fixedly mounted to the second connector 20.

In other embodiments, the first connector 10 and the second connector 20 have other usage scenarios. The first connecting member 10 and the second connecting member 20 can be respectively and fixedly mounted on two devices to be locked, and the two devices can be locked by locking the first connecting member 10 and the second connecting member 20. The first connecting member 10 can also be fixed to the ground and the second connecting member 20 can be fixed to the device to be locked.

As shown in fig. 2, 3 and 4, the first connecting member 10 has a mounting hole 11 for mounting the guide member 30, the stopper 70, and the receiving guide member 40, the check member 50 and the locking member 60. The mounting hole 11 extends through the first connecting member 10, and the mounting hole 11 may be a threaded hole. The second connector 20 extends into the mounting hole 11. The second connector 20 is inserted from the top of the mounting hole 11. The side walls at the two ends of the mounting hole 11 are distributed with a first receiving groove 111 and a second receiving groove 112. The first receiving groove 111 is located at the bottom of the mounting hole 11, and the second receiving groove 112 is located at the top of the mounting hole 11.

The first connecting member 10 further has a fixing portion 12, the fixing portion 12 is provided with a plurality of fixing holes 13, and the first connecting member 10 is fixed to an external device through the fixing holes 13.

As shown in fig. 2, 5 and 6, the guide 30 is installed to be engaged with the first connecting member 10. The guide members 30 extend from the bottom of the mounting hole 11 into the mounting hole 11 to be distributed at both ends of the first link 10 with the second link 20.

The guide member 30 includes a boss 31 through which the guide member 40 passes, and a portion of the boss 31 protrudes into the first connecting member 10.

As shown in fig. 5 and 6, a plurality of first guide grooves 311 for guiding the guide member 40 are opened in the side wall of the boss 31. The first guide groove 311 penetrates one end portion of the shaft sleeve 31, the first guide groove 311 extends from the bottom portion of the shaft sleeve 31 to the upper half portion of the shaft sleeve 31, and the first guide groove 311 penetrates the side wall of the shaft sleeve 31.

In addition, a plurality of second guide grooves 312 for guiding the check member 50 are formed on the inner sidewall of the sleeve 31, and the second guide grooves 31 extend from the lower half of the inner sidewall and penetrate the top of the sleeve 31.

One end of the shaft sleeve 31 extending into the mounting hole 11 is provided with a plurality of inclined teeth 313 for engaging with the non-return element 50, the inclined teeth 313 are distributed in an annular array, and each inclined tooth 313 has an inclined surface 3131, and a groove is formed between two adjacent inclined teeth 313 through the inclined surface 3131. The second guide groove 312 penetrates the top of the helical tooth 313.

In one embodiment, the first guide slot 311 and the second guide slot 312 are parallel to each other and spaced apart from each other, and the first guide slot 311 and the second guide slot 312 correspond to the top helical tooth 313. The total of the first guide grooves 311 and the second guide grooves 312 is equal to the number of the helical teeth 313.

In one embodiment, a positioning block 314 is disposed on a side wall of the other end of the sleeve 31. The positioning block 314 is disposed at the rear end of the shaft sleeve 31, and the positioning block 314 is annularly wrapped on the side wall of the shaft sleeve 31. The first guide slot 311 extends into the positioning block 314.

As shown in fig. 2 and 4, a part of the positioning block 314 extends into the first connecting member 10, and the positioning block 314 extends into the first annular groove 111.

As shown in fig. 2, the fixing member 80 is mounted to the other end of the boss 31 and the positioning block 314 away from the helical teeth 313. The guide member 40 passes through the fixing member 80, and the fixing member 80 seals the bottom of the first guide groove 311 to prevent the guide member 40 from being separated from the first guide groove 311 and the boss 31.

As shown in fig. 2, the guide member 40 is installed to be engaged with the guide member 30 and can be linearly reciprocated along the guide member 30.

As shown in fig. 7, 8, 5, 6, and 2, the guide 40 includes a first shaft body 41. The end of the first shaft 41 is opened with a first receiving slot 411 for receiving a part of the check element 50. The end portion is provided with a plurality of first teeth 412 for pushing check 50 so that check 50 rotates, the first teeth 412 having an equilateral or isosceles triangular shape. The first tooth 412 surrounds the first receiving slot 411. The first receiving groove 411 is opened from the top of the first shaft 41 toward the bottom of the first shaft 41. The outer side wall of the first shaft 41 is provided with a plurality of protrusions 413 which cooperate with the guide member 30 to realize guiding. The protrusion 413 extends into the first guiding slot 311 and extends into the positioning block 314. The linear reciprocating direction of the guide member 40 is guided and limited by the engagement of the protrusion 413 and the first guide groove 311.

As shown in fig. 9, 10, 7, 8, 5, 6 and 2, the check member 50 is fitted to the guide member 30 and can be linearly reciprocated along the guide member 30 while being engaged with the guide member 30 by being rotated by the guide member 40.

The check 50 includes a second shaft body 51. A plurality of latch blocks 52 are provided on the side wall of the second shaft body 51 to cooperate with the guide member 30 to perform guiding and to perform rotation by being pushed by the guide member 40. The latch 52 has a tip portion surrounded by the inclined surface 521 and a side surface 522 opposite to the inclined surface 521. The tip end is arranged downwards.

The latch 52 extends into the second guide groove 312 corresponding to one of the helical teeth 313, so as to guide and limit the linear reciprocating motion of the latch 52.

When the check 50 is not engaged with the helical teeth 313, the check 50 can move along the second guide groove 312.

When the guide 40 pushes the check member 50 to move upward, the tip of the latch 52 is located at the middle section of the inclined surface of one of the first teeth 412 while the inclined surface 521 is engaged with the inclined surface of the first tooth 412.

When the tip of the latch 52 is disengaged from the second guide groove 312, the tip of the latch 52 moves to the bottom of the V-shaped groove formed between two adjacent first teeth 412 under the engagement of the inclined surface 521 and the inclined surface of the first teeth 412, so as to form a small-angle rotation of the check member 50.

Meanwhile, the tip portion of the latch 52 is positioned above another inclined tooth 313, and the inclined tooth 313 corresponds to the first guide groove 311. When the guide element 40 is retracted and the check element 50 moves downward, the tip of the latch 52 falls on the inclined surface 3131 of the corresponding lower helical tooth 313, and the latch 52 slides downward along the inclined surface 3131 of the helical tooth 313 under the action of the inclined surface 3131 of the helical tooth 313, so that the check element 50 further rotates, and the latch 52 of the check element 50 is engaged with the helical tooth 313.

When the guide 40 is pushed upward again to push the check member 50, the tip of the latch 52 is again located at the middle section of the inclined surface of one of the first teeth 412 while the inclined surface 521 is fitted to the inclined surface of the first tooth 412. Meanwhile, the tip of the latch 52 moves to the bottom of the V-shaped groove formed between two adjacent first teeth 412, so as to form a small-angle rotation of the check member 50. When the guide member 40 is withdrawn downward again, the tip of the check member 50 drops on the inclined surface 3131 corresponding to the second guide groove 312, thereby sliding along the inclined surface 3131 into the second guide groove 312.

As shown in fig. 2, 11 and 12, the locking member 60 can linearly reciprocate along the first coupling member 10 while being inserted into the second coupling member 20 by the urging of the check member 50.

The lock member 60 includes a third shaft body 61. A plurality of second teeth 611 protruding into the second connecting member 20 to achieve locking are disposed on an outer side wall of the third shaft body 61, and each second tooth 611 is disposed in an axial direction.

The third shaft body 61 is provided with a limiting block 612. The stopper 612 is disposed at the middle portion of the third shaft body 61.

The second teeth 611 are provided at an upper end portion of the third shaft body 61.

As shown in fig. 13, 14, 11, 12 and 2, the limiting member 70 is fixedly installed in cooperation with the first connecting member 10. The locking member 60 passes through the limiting member 70 and can perform linear reciprocating motion under the pushing of the check member 50, and the limiting member 70 is used for preventing the locking member 60 from rotating.

Specifically, an external thread 71 is disposed on an outer side wall of the limiting member 70, and the limiting member 70 is threadedly mounted with the mounting hole 11 through the external thread 71. The limiting member 70 has a first limiting hole 72 formed therein for preventing the limiting member 612 from rotating. The limiting block 612 extends into the first limiting hole 72, and the limiting block 612 can perform linear reciprocating motion along the first limiting hole 72. The first limiting hole 72 is triangular, quadrangular or polygonal. The limiting block 612 is shaped like a triangular prism, a quadrangular prism or a polygonal prism.

As shown in fig. 2, 3 and 4, the mounting hole 11 is mounted with a mounting member 90 near one end of the second connecting member 20. The mounting member 90 is mounted in the second receiving groove 112. Second connecting piece 20 and locking piece 60 can pass installed part 90, offers the through-hole that supplies second connecting piece 20 and locking piece 60 to pass on the installed part 90, and the aperture of through-hole is less than the maximum width on the stopper 612, and installed part 90 is used for preventing locking piece 60 from breaking away from mounting hole 11.

The second connecting piece 20 includes the fourth axis body 21, and the spacing hole of second that supplies the locking piece 60 to stretch into is seted up to the tip of the fourth axis body 21, has seted up a plurality of third teeth 22 that are used for with the locking piece 60 block on the lateral wall in the spacing hole of second, and every third tooth 22 sets up along the axial.

In one embodiment, the end of the fourth shaft 21 with the second limiting hole passes through the mounting member 90 and extends into the mounting hole 11. In a state that the check 50 is engaged with the guide 30, the locking member 60 is lifted by the check 50 in the previous stage, the lifted check 50 abuts against the locking member 60 so that the third shaft body 61 with the second tooth 611 extends into the second limiting hole, and the third tooth 22 in the second limiting hole is engaged with the second tooth 611. At this time, the locking member 60 cannot be separated from the second link 20, and the second link 20 cannot be rotated any more, thereby locking the first link 10 and the second link 20.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims (10)

1. A locking assembly, comprising:

a first connecting piece and a second connecting piece;

the guide piece is matched with the first connecting piece;

a guide member fitted to the guide member and capable of performing linear reciprocating motion along the guide member;

the check piece is matched with the guide piece, can perform linear reciprocating motion along the guide piece, and can be clamped with the guide piece through rotation under the pushing of the guide piece; and

the locking piece can perform linear reciprocating motion along the first connecting piece and can extend into the second connecting piece under the pushing of the check piece; the locking piece can carry out linear reciprocating motion under the promotion of non return piece under the state of non return piece and guide piece block, the non return piece supports the locking piece and makes the locking piece can't separate with the second connecting piece to realize the locking of first connecting piece and second connecting piece.

2. The locking assembly of claim 1, further comprising a retaining member cooperatively mounted with the first connector member, the retaining member configured to prevent rotation of the locking member.

3. The locking assembly of claim 1, wherein the first connecting member defines mounting apertures for receiving the guide member and the stop member and for receiving the guide member, the check member and the locking member, and the second connecting member extends into the mounting apertures.

4. The locking assembly of claim 1, wherein the guide member includes a sleeve for the guide member to pass through, a portion of the sleeve extends into the first connecting member, a plurality of first guide grooves for guiding the guide member are formed in a sidewall of the sleeve, a plurality of second guide grooves for guiding the check member are formed in an inner sidewall of the sleeve, a plurality of helical teeth for engaging with the check member are formed at one end of the sleeve, the second guide grooves pass through the helical teeth, and the first guide grooves and the second guide grooves are spaced apart from each other and correspond to the helical teeth, respectively.

5. The locking assembly of claim 4, wherein the first guide groove penetrates through the other end portion of the boss and the other end portion is mounted with a fixing member for preventing the guide member from being separated from the guide member.

6. The locking assembly as claimed in claim 5, wherein a positioning block is provided on a sidewall of the other end of the bushing, the first guide groove penetrates the sidewall of the bushing and extends into the positioning block, and a portion of the positioning block extends into the first connecting member.

7. The locking assembly of claim 1, wherein the guiding member comprises a first shaft body, an end portion of the first shaft body defines a first receiving groove for receiving a portion of the check member, the end portion defines a plurality of first teeth for pushing the check member to rotate the check member, the first teeth surround the first receiving groove, and an outer sidewall of the first shaft body defines a plurality of protrusions for guiding the check member in cooperation with the guiding member.

8. The locking assembly of claim 1, wherein the backstop comprises a second shaft body, and a plurality of blocks are arranged on the side wall of the second shaft body, and are matched with the guide piece to realize the guide and realize the rotation under the pushing of the guide piece.

9. The locking assembly of claim 2, wherein the locking member includes a third shaft, a plurality of second teeth extending into the second connecting member are disposed on an outer sidewall of the third shaft, each second tooth is disposed along an axial direction, a limiting block is disposed on the third shaft, a first limiting hole for preventing the limiting block from rotating is disposed in the limiting block, and the limiting block can reciprocate linearly along the first limiting hole.

10. The locking assembly of claim 1, wherein the second connecting member includes a fourth shaft, a second limiting hole is formed in an end portion of the fourth shaft, the locking member extends into the second limiting hole, a plurality of third teeth for engaging with the locking member are formed in a side wall of the second limiting hole, and each of the third teeth is axially disposed.

Images