CN210316849U

CN210316849U - Electronic lock structure

Info

Publication number: CN210316849U
Application number: CN201920890064.1U
Authority: CN
Inventors: 饶琴琴
Original assignee: Shenzhen Zhixin Wulian Technology Co ltd
Current assignee: Shenzhen Zhixin Wulian Technology Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-04-14
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses an electronic lock body structure, which comprises a lock box, a large shifting fork and an idle rotary shifting fork; the lock box comprises a bottom box and a cover plate, a first through hole penetrates through the bottom box, a first annular bulge extends from the edge of the first through hole to the inside of the lock box, and a first limiting part extends from the first annular bulge to the inside of the lock box; the large shifting fork penetrates through the accommodating cavity along the axis direction, the inner wall of the accommodating cavity is provided with a first arc-shaped sliding groove, and the large shifting fork is sleeved outside the first annular bulge; the hollow rotary shifting fork is positioned in the accommodating cavity and is rotatably sleeved in the first annular bulge, and the outer wall of the hollow rotary shifting fork is provided with a driving part which slides along the first arc-shaped sliding groove and a stopping part which enables the hollow rotary shifting fork to rotate continuously after rotating to a certain angle; the idle rotation shifting fork is rotated along one direction, the driving portion drives the large shifting fork to rotate, the idle rotation shifting fork is rotated along the other direction, and the first limiting portion limits the idle rotation shifting fork to rotate. Its advantage is improved the utility model discloses a security and stability, simple structure, low in production cost.

Description

Electronic lock structure

Technical Field

The utility model belongs to the technical field of an intelligence lock technique and specifically relates to an electron lock body structure.

Background

The existing large shifting fork mechanism of the lock body has no isolation design between the idle rotary shifting fork and the large shifting fork, has certain influence on safety, and has more complex lock structure, higher cost and weak stability. Therefore, the inventor designs an electronic lock body structure which is simple and reliable in structure, low in cost and good in stability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing an electronic lock body structure.

The utility model discloses a technical scheme:

an electronic lock body structure comprising:

the lock box comprises a bottom box and a cover plate covered with the bottom box, a first through hole penetrates through the bottom box, a first annular bulge extends into the lock box from the edge of the first through hole, and a first limiting part extends into the lock box from the first annular bulge;

the large shifting fork penetrates through the accommodating cavity along the axis direction, the inner wall of the accommodating cavity is provided with a pair of first arc-shaped sliding chutes which are symmetrical about the axis of the large shifting fork, the large shifting fork is sleeved outside the first annular bulge, and the side wall of the large shifting fork penetrates through a through hole communicated with the accommodating cavity; a movable pin is movably arranged in the through hole, and a compression spring which enables the movable pin to move back and forth along the through hole is sleeved outside the movable pin;

the hollow rotary shifting fork is positioned in the accommodating cavity and is rotatably sleeved in the first annular bulge, a bolt hole for inserting a movable pin is formed in the side wall of the hollow rotary shifting fork, a driving part sliding along the first arc-shaped sliding groove is arranged on the outer wall of the hollow rotary shifting fork, and a stopping part enabling the hollow rotary shifting fork to rotate continuously after rotating to a certain angle;

when the movable pin is not inserted into the pin hole, the idle rotary shifting fork is rotated along one direction, the driving portion is abutted to the end portion of the first arc-shaped sliding groove and drives the large shifting fork to rotate, the idle rotary shifting fork is rotated along the other direction, the driving portion slides along the first arc-shaped sliding groove to enable the stopping portion to be abutted to the first limiting portion, and the first limiting portion limits the idle rotary shifting fork to rotate.

According to a preferred scheme, a second through hole penetrates through the cover plate, a second annular bulge extends from the edge of the second through hole to the inside of the lock box, and a second limiting part extends from the second annular bulge to the inside of the lock box; the hollow rotary shifting fork comprises a first annular section, a second annular section and a third annular section connected between the first annular section and the second annular section, the first annular section is rotatably arranged in the first annular bulge, the second annular section is rotatably arranged in the second annular bulge, one end surface of the third annular section, which is close to the first annular section, is contacted with the end surface of the first annular bulge, and one end surface of the third annular section, which is close to the second annular section, is contacted with the end surface of the second annular bulge; the side wall of the third annular section, which is close to the first annular section, is provided with a first arc-shaped stop groove, the side wall of the third annular section, which is close to the second annular section, is provided with a second arc-shaped stop groove, and the first arc-shaped stop groove and the second arc-shaped stop groove have the same structure and form a stop part; when the idle rotation shifting fork rotates, the first limiting portion slides along the first arc stop groove, and the second limiting portion slides along the second arc stop groove.

The outer wall of the large shifting fork in a preferred scheme is provided with a pair of first clamping grooves and a pair of second clamping grooves, the pair of first clamping grooves are symmetrical about a large shifting fork axis and are close to the bottom box, the pair of second clamping grooves are symmetrical about the large shifting fork axis and are close to the cover plate, the bottom box is penetrated with a first arc-shaped through groove surrounding a first through hole, and the cover plate is penetrated with a second arc-shaped through groove surrounding a second through hole; the electronic lock body structure further comprises a first square shaft head and a second square shaft head, the first square shaft head is provided with a first driving part which slides along the first arc-shaped through groove, and the first driving part penetrates through the first arc-shaped through groove and then is inserted into the first clamping groove; the second square shaft head is provided with a second driving part which slides along the second arc-shaped through groove, and the second driving part penetrates through the second arc-shaped through groove and then is inserted into the second clamping groove.

The electronic lock body structure further comprises an anti-locking shifting piece, a pair of second arc-shaped sliding grooves which are symmetrical about a large shifting fork axis is formed in the outer wall of the idle rotation shifting fork, the anti-locking shifting piece is sleeved outside the idle rotation shifting fork, a sliding block extends towards the second arc-shaped sliding grooves from the inner wall of the anti-locking shifting piece, and the sliding block is connected with the second arc-shaped sliding grooves in a sliding mode.

The electronic lock body structure with the preferred scheme further comprises a lock tongue assembly and a driving pull-plug, wherein a lock tongue hole is formed in a side plate of the lock box, the lock tongue assembly comprises a lock tongue movably arranged in the lock tongue hole and a lock tongue push block used for pushing the lock tongue to move along the lock tongue hole, the front end of the lock tongue push block is fixedly connected with the lock tongue, and the rear end of the lock tongue push block is in sliding connection with the lock box; the drive is pulled out and is inserted the rotation and set up in the lock box, and the drive is pulled out and is inserted and lock plectrum intermeshing with the contrary, and the contrary lock plectrum is pulled out through the drive and is inserted and drive spring bolt ejector pad round trip movement.

One end of the spring bolt push block, which is far away from the spring bolt, is provided with a first chute, and one end of the spring bolt push block, which is close to the spring bolt, is provided with a first chute; the first chute is of a long strip-shaped structure, the first chute and the first chute are included angles, the driving pull-plug is arranged in the first chute in a rotating mode through a rotating shaft which is arranged, the other end of the driving pull-plug is provided with a driving shaft, and the driving shaft is arranged in the first chute in a sliding mode.

Synthesize above-mentioned technical scheme, the beneficial effects of the utility model: big shift fork separates through the first annular arch that is equipped with empty fork of dialling soon, has improved the utility model discloses a security and stability, simultaneously the utility model discloses still have simple structure, advantage that low in production cost.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of the interior of the present invention;

fig. 2 is a partial perspective view of the present invention;

fig. 3 is a partial exploded view of the present invention;

FIG. 4 is a second partial exploded view of the present invention;

fig. 5 is a cross-sectional view of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5;

FIG. 7 is a first perspective view of the assembly of the middle-large shifting fork, the idle rotation shifting fork and the back locking shifting piece of the present invention;

FIG. 8 is a second perspective view of the assembly of the middle-large shifting fork, the idle rotation shifting fork and the back locking shifting piece of the present invention;

FIG. 9 is a first perspective view of the middle or large fork of the present invention;

FIG. 10 is a second perspective view of the middle or large fork of the present invention;

FIG. 11 is a first perspective view of the hollow rotary fork of the present invention;

fig. 12 is a second perspective view of the hollow rotary fork of the present invention.

Detailed Description

For the purpose of illustrating the spirit and purposes of the present invention, the present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, an electronic lock body structure includes: a lock box 10, a large shifting fork 20 and an idle rotary shifting fork 30.

As shown in fig. 2 and 3, the lock box 10 includes a bottom box 11 and a cover plate 12 covering the bottom box 11, a first through hole 111 penetrates through the bottom box 11, a first annular protrusion 112 extends from an edge of the first through hole 111 into the lock box 10, and a first limiting portion 113 extends from the first annular protrusion 112 into the lock box 10.

As shown in fig. 5, 9 and 10, an accommodating cavity 21 penetrates through the large shifting fork 20 along the axial direction, a pair of first arc-shaped sliding grooves 22 symmetrical with respect to the axial line of the large shifting fork 20 are formed in the inner wall of the accommodating cavity 21, the large shifting fork 20 is sleeved outside the first annular protrusion 112, and a movable hole communicated with the accommodating cavity 21 penetrates through the side wall of the large shifting fork 20; the movable pin 23 is movably arranged in the movable hole, and a compression spring 27 which enables the movable pin 23 to move back and forth along the movable hole is sleeved outside the movable pin 23.

As shown in fig. 5, 11 and 12, the hollow rotary shifting fork 30 is located in the accommodating cavity 21 and rotatably sleeved in the first annular protrusion 112, a bolt hole 31 for inserting the movable pin 23 is formed in a side wall of the hollow rotary shifting fork 30, a driving portion 32 sliding along the first arc-shaped sliding groove 22 and a stop portion 38 enabling the hollow rotary shifting fork 30 to rotate continuously after rotating to a certain angle are formed in an outer wall of the hollow rotary shifting fork 30; when the movable pin 23 is not inserted into the pin hole 31, the idle turning fork 30 is rotated in one direction, the driving portion 32 abuts against the end portion of the first arc-shaped sliding groove 22 and drives the large shifting fork 20 to rotate, the idle turning fork 30 is rotated in the other direction, the driving portion 32 slides along the first arc-shaped sliding groove 22 so that the stopping portion 38 abuts against the first limiting portion 113, and the first limiting portion 113 limits the idle turning fork 30 to rotate. When the movable pin 23 is inserted into the pin hole 31, the idle rotation fork 30 is rotated, and the idle rotation fork 30 drives the large fork 20 to rotate through the movable pin 23.

As shown in fig. 2 and 3, the cover plate 12 has a second through hole 121, a second annular protrusion 122 extends into the lock box 10 from an edge of the second through hole 121, and a second limiting portion 123 extends into the lock box 10 from the second annular protrusion 122. As shown in fig. 5, 6, 11 and 12, the lost motion fork 30 includes a first annular section 33, a second annular section 34, and a third annular section 35 connected between the first annular section 33 and the second annular section 34, the first annular section 33 is rotatably disposed in the first annular protrusion 112, the second annular section 34 is rotatably disposed in the second annular protrusion 122, an end surface of the third annular section 35 close to the first annular section 33 contacts with an end surface of the first annular protrusion 112, and an end surface of the third annular section 35 close to the second annular section 34 contacts with an end surface of the second annular protrusion 122; the second annular protrusion 122 has the same structure as the first annular protrusion 112, the outer diameters of the first and second

annular sections

33 and 34 are the same, the outer diameter of the third annular section 35 is larger than the outer diameter of the first annular section 33, and the outer diameter of the third annular section 35 is larger than the inner diameter of the first annular protrusion 112 and is smaller than or equal to the outer diameter of the first annular protrusion 112. A first arc-shaped stop groove 351 is formed in the side wall, close to the first annular section 33, of the third annular section 35, a second arc-shaped stop groove 341 is formed in the side wall, close to the second annular section 34, of the third annular section 35, and the first arc-shaped stop groove 351 and the second arc-shaped stop groove 341 are identical in structure and form a stop part 38; when the idle rotation fork 30 rotates, the first position-limiting portion 113 slides along the first arc-shaped stop groove 351, and the second position-limiting portion 123 slides along the second arc-shaped stop groove 341. When the first position-limiting portion 113 slides to the end of the first arc-shaped position-stopping groove 351 or the second position-limiting portion 123 slides to the end of the second arc-shaped position-stopping groove 341, the first position-limiting portion 113 or the second position-limiting portion 123 limits the rotation of the idle rotation fork 30. The two ends of the large shifting fork 20 are sleeved outside the first annular bulge 112 and the second annular bulge 122, the two ends of the idle rotary shifting fork 30 are sleeved inside the first annular bulge 112 and the second annular bulge 122, and the large shifting fork 20 and the idle rotary shifting fork 30 are separated by the first annular bulge 112 and the second annular bulge 122. The empty fork that pulls out soon keeps apart with big fork, has improved the utility model discloses a security.

As shown in fig. 3 to 10, the outer wall of the large fork 20 is provided with a pair of first catching grooves 24 and a pair of second catching grooves 25, the pair of first catching grooves 24 being axially symmetrical with respect to the large fork 20 and being adjacent to the bottom case 11, and the pair of second catching grooves 25 being axially symmetrical with respect to the large fork 20 and being adjacent to the cover plate 12. A first arc-shaped through groove 114 surrounding the first through hole 111 penetrates through the bottom box 11, and a second arc-shaped through groove 115 surrounding the second through hole 121 penetrates through the cover plate 12; the electronic lock body structure further comprises a first square shaft head 40 and a second square shaft head 50, the first square shaft head 40 is provided with a first driving part 41 which slides along the first arc-shaped through groove 114, and the first driving part 41 passes through the first arc-shaped through groove 114 and then is inserted into the first clamping groove 24; the second square shaft head 50 is provided with a second driving part 51 sliding along the second arc-shaped through groove 115, and the second driving part 51 passes through the second arc-shaped through groove 115 and then is inserted into the second clamping groove 25. When the first driving portion 41 of the first square shaft head 40 is inserted into the first locking groove 24 and the first square shaft head 40 is rotated, the first square shaft head 40 drives the large shifting fork 20 to rotate, and the large shifting fork 20 drives the anti-lock shifting piece 60 to rotate, so that the unlocking function is realized.

As shown in fig. 2 to 10, the electronic lock structure further includes a locking paddle 60, the outer wall of the idle rotation fork 30 is provided with a pair of second arc-shaped sliding grooves 26 symmetrical with respect to the axis of the large fork 20, the locking paddle 60 is sleeved outside the idle rotation fork 30, the inner wall of the locking paddle 60 extends into the second arc-shaped sliding grooves 26 to form a sliding block 61, and the sliding block 61 is slidably connected with the second arc-shaped sliding grooves 26.

As shown in fig. 1, the electronic lock body structure further includes a latch bolt assembly 70 and a driving plug 80, the side plate 13 of the lock box 10 is provided with a latch bolt hole 131, the latch bolt assembly 70 includes a latch bolt 71 movably disposed in the latch bolt hole 131, and a latch bolt push block 72 for pushing the latch bolt 71 to move along the latch bolt hole 131, the front end of the latch bolt push block 72 is fixedly connected with the latch bolt 71, and the rear end is slidably connected with the lock box 10; the driving plug 80 is rotatably disposed in the lock case 10, the driving plug 80 is engaged with the reverse lock dial 60, and the reverse lock dial 60 drives the lock tongue pushing block 72 to move back and forth by the driving plug 80.

As shown in fig. 1, a first sliding slot 721 is disposed at an end of the lock tongue pushing block 72 away from the lock tongue 71, and a first sliding slot 722 is disposed at an end of the lock tongue pushing block 72 close to the lock tongue 71; the first chute 721 is a strip-shaped structure, the first chute 722 forms an included angle with the first chute 721, the driving plug 80 is rotatably disposed in the first chute 721 through a rotating shaft 81, the other end of the driving plug is provided with a driving shaft 82, and the driving shaft 82 is slidably disposed in the first chute 722.

As shown in fig. 1 to 6, the outer wall of the idle rotation fork 30 is provided with a driving portion 32 sliding along the first arc-shaped sliding groove 22, the driving portion 32 is matched with the first arc-shaped sliding groove 22, when the idle rotation fork 30 rotates counterclockwise, the driving portion 32 can drive the large fork 20 to rotate, and the large fork 20 drives the anti-lock shifting piece 60 to rotate to realize the anti-lock function.

As shown in fig. 1 to 6, when the idle rotation fork 30 is rotated clockwise, the driving portion 32 of the idle rotation fork 30 idles along the first arc-shaped sliding groove 22, and when the idle rotation fork 30 rotates to a certain angle, the first limiting portion 113 abuts against the end of the first arc-shaped stop groove 351, and the second limiting portion 123 abuts against the end of the second arc-shaped stop groove 341. The first and

second stoppers

113 and 123 restrict the rotation of the idle shift fork 30, respectively.

The above is a detailed implementation manner of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. An electronic lock body structure, comprising:

the large shifting fork penetrates through an accommodating cavity along the axis direction, a pair of first arc-shaped sliding grooves which are symmetrical about the axis of the large shifting fork are formed in the inner wall of the accommodating cavity, the large shifting fork is sleeved outside the first annular protrusion, and a through hole communicated with the accommodating cavity penetrates through the side wall of the large shifting fork; a movable pin is movably arranged in the through hole, and a compression spring which enables the movable pin to move back and forth along the through hole is sleeved outside the movable pin;

the hollow rotary shifting fork is positioned in the accommodating cavity and is rotatably sleeved in the first annular bulge, a pin hole for inserting a movable pin is formed in the side wall of the hollow rotary shifting fork, a driving part sliding along the first arc-shaped sliding groove and a stopping part enabling the hollow rotary shifting fork to rotate continuously after rotating to a certain angle are formed in the outer wall of the hollow rotary shifting fork;

2. The electronic lock body structure of claim 1, wherein the cover plate has a second through hole therethrough, an edge of the second through hole having a second annular protrusion extending into the lock case, the second annular protrusion having a second limiting portion extending into the lock case; the hollow rotary shifting fork comprises a first annular section, a second annular section and a third annular section connected between the first annular section and the second annular section, the first annular section is rotatably arranged in the first annular bulge, the second annular section is rotatably arranged in the second annular bulge, one end surface, close to the first annular section, of the third annular section is in contact with the end surface of the first annular bulge, and one end surface, close to the second annular section, of the third annular section is in contact with the end surface of the second annular bulge; the side wall of the third annular section, which is close to the first annular section, is provided with a first arc-shaped stop groove, the side wall of the third annular section, which is close to the second annular section, is provided with a second arc-shaped stop groove, and the first arc-shaped stop groove and the second arc-shaped stop groove have the same structure and form a stop part; when the idle rotation shifting fork rotates, the first limiting portion slides along the first arc stop groove, and the second limiting portion slides along the second arc stop groove.

3. The electronic lock body structure of claim 2, wherein the outer wall of the large shift fork is provided with a pair of first detent grooves and a pair of second detent grooves, the pair of first detent grooves being symmetrical about the large shift fork axis and being adjacent to the bottom case, the pair of second detent grooves being symmetrical about the large shift fork axis and being adjacent to the cover plate, the bottom case being penetrated by a first arc-shaped through groove surrounding the first through hole, the cover plate being penetrated by a second arc-shaped through groove surrounding the second through hole; the electronic lock body structure further comprises a first square shaft head and a second square shaft head, the first square shaft head is provided with a first driving part which slides along the first arc-shaped through groove, and the first driving part penetrates through the first arc-shaped through groove and then is inserted into the first clamping groove; the second square shaft head is provided with a second driving part which slides along the second arc-shaped through groove, and the second driving part penetrates through the second arc-shaped through groove and then is inserted into the second clamping groove.

4. The electronic lock structure according to any one of claims 1 to 3, further comprising a locking tumbler, wherein the outer wall of the idle rotation fork is provided with a pair of second arc-shaped chutes symmetrical with respect to the large fork axis, the locking tumbler is sleeved outside the idle rotation fork, and the inner wall of the locking tumbler extends into the second arc-shaped chute to form a sliding block, and the sliding block is slidably connected with the second arc-shaped chute.

5. The electronic lock body structure of claim 4, further comprising a bolt assembly and a driving plug, wherein a bolt hole is formed in a side plate of the lock box, the bolt assembly comprises a bolt movably disposed in the bolt hole, and a bolt pusher for pushing the bolt to move along the bolt hole, the bolt pusher has a front end fixedly connected with the bolt and a rear end slidably connected with the lock box; the driving pulling and inserting rotation is arranged in the lock box, the driving pulling and inserting is meshed with the reverse locking shifting piece, and the reverse locking shifting piece drives the lock tongue pushing block to move back and forth through the driving pulling and inserting.

6. The electronic lock body structure of claim 5, wherein the end of the lock tongue pusher away from the lock tongue is provided with a first chute, and the end of the lock tongue pusher close to the lock tongue is provided with a first chute; first spout is rectangular shape structure, and first chute is an contained angle with first spout, the drive is pulled out and is inserted the pivot rotation setting that is equipped with in first spout, and the other end is equipped with the drive shaft, the drive shaft slides and sets up in first chute.