CN215565074U - Latch with length-adjustable tongue rod - Google Patents
Latch with length-adjustable tongue rod Download PDFInfo
- Publication number
- CN215565074U CN215565074U CN202120119853.2U CN202120119853U CN215565074U CN 215565074 U CN215565074 U CN 215565074U CN 202120119853 U CN202120119853 U CN 202120119853U CN 215565074 U CN215565074 U CN 215565074U
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- inner sleeve
- pull arm
- spiral groove
- bolt
- outer sleeve
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Abstract
The utility model discloses a bolt length adjustable lock, which comprises a bolt and a shifting peach, wherein an outer sleeve is sleeved on the periphery of the bolt, an inner sleeve which rotates in the circumferential direction is sleeved between the outer sleeve and the bolt, and a shifting peach hole for installing and fixing the shifting peach is formed at the tail end of the inner sleeve; the centers of the lock tongue and the inner sleeve are provided with pull arms which are pulled by the poking peaches and pull the lock tongue to extend out of or retract into the outer sleeve along the axial direction; the pull arm and the inner sleeve are respectively provided with a pull arm spiral groove and an inner sleeve spiral groove which correspond to each other along the axial direction in the circumferential direction of the pull arm and the inner sleeve, and the end part of the inner side of the lock tongue is also provided with a pin hole which is inserted into the pull arm spiral groove on the pull arm through a pin and is convenient for the relative sliding and thrust connection between the lock tongue and the pull arm along the pull arm spiral groove; the outer sleeve is provided with inner sleeve spiral groove positioning points for guiding and positioning the starting and stopping ends of an inner sleeve spiral groove which deflects 180 degrees and transversely moves outwards or inwards along the axial direction, and the bolt and the outer sleeve are rotated and the bolt extending length is adjusted relative to the axial displacement of the pull arm and the inner sleeve so as to be suitable for different door edge distances.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a lockset, in particular to a lock with an adjustable length of a bolt.
[ background of the utility model ]
The lock in the market at present is various, from a mechanical lock to an electronic lock, to an intelligent lock and the like, and the main purpose of the lock is to open and close an implement; the door lock is the one with the most contact and use, the lock tongue is the main component to make the door lock in the opened or closed state, the front end of the lock tongue is connected to the shift shaft via one sliding sheet, the shift shaft is connected to the rotatable lock body, and when the door is opened, the key is inserted into the key hole in the lock core inside the lock body to unlock the lock and the rotatable lock body is rotated to open the door.
However, the length of the bolt assembly of the existing door lock is fixed, and the bolt assembly cannot be adjusted according to the installation space and position when the door lock is installed, so that the installation is often difficult.
[ Utility model ] content
The utility model provides a lock bolt which is small in size and adjustable in length, so that the lock bolt can be adjusted according to the actual installation position and space when a door lock is installed, and the length of a bolt rod of the lock bolt can be adjusted to be locked conveniently and quickly.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a bolt length adjustable block comprises a bolt and a shifting peach, wherein a cylindrical outer sleeve is sleeved on the periphery of the bolt, a circumferentially rotating inner sleeve is sleeved between the outer sleeve and the bolt, and a shifting peach hole for installing and fixing the shifting peach is formed in the tail end of the inner sleeve;
the centers of the lock tongue and the inner sleeve are provided with pull arms which are pulled by the poking peaches and pull the lock tongue to extend out of or retract into the outer sleeve along the axial direction;
the pull arm and the inner sleeve are respectively provided with a pull arm spiral groove and an inner sleeve spiral groove which correspond to each other along the axial direction in the circumferential direction, the end part of the inner side of the lock tongue is also provided with a pin hole which is inserted into the pull arm spiral groove on the pull arm through a pin and is convenient for relative sliding and thrust connection between the lock tongue and the pull arm along the pull arm spiral groove, and the pull arm pulls the lock tongue to extend or retract through the pin;
the outer sleeve is provided with inner sleeve spiral groove positioning points for guiding an inner sleeve spiral groove on the inner sleeve and positioning a starting end and a stopping end of the inner sleeve, the outer sleeve rotates in the direction opposite to the inner sleeve, the outer sleeve drives the lock bolt, the pin rotates along the pull arm spiral groove, meanwhile, the inner sleeve spiral groove positioning points on the outer sleeve rotate along the inner sleeve spiral groove, the outer sleeve and the lock bolt linearly displace in the axial direction outwards or inwards to adjust the extending length of the lock bolt so as to be suitable for different door edge distances, and when the outer sleeve and the lock bolt rotate 180 degrees, the lock bolt is adjusted to different length positions;
when the door is closed, the shifting peach rotates anticlockwise to drive the pull arm and the lock tongue to extend out, and when the shifting peach rotates to 90 degrees, the lock tongue completely extends out; when the door is locked, the shifting peach rotates clockwise, the shifting peach drives the pull arm and the lock tongue to retract, and when the shifting peach rotates to 90 degrees, the lock tongue retracts completely.
Furthermore, the outer sleeve is provided with inner sleeve positioning points for positioning the inner sleeve which deflects 180 degrees and traverses outwards or inwards along the axial direction, and inner sleeve positioning holes which respectively match with the inner sleeve positioning points after traversing outwards or inwards along the axial direction are arranged on two sides of the corresponding inner sleeve along the circumferential direction 180 degrees in a staggered manner.
Furthermore, the rear end part of the pull arm is provided with a pull arm square hole matched with the end part of the shifting arm of the shifting peach.
Furthermore, the end part of the outer sleeve is also connected with a lug gasket which is convenient for the bolt to extend out or retract to pass through and is connected to the side wall of the door body through a screw seal cover, and the outer side surface of the lug gasket is tightly attached with a panel.
Furthermore, the end part of the outer sleeve corresponding to the lug gasket is also in clamping connection with a rubber sleeve for positioning and guiding the bolt which extends out or retracts back to pass through.
The utility model has the beneficial effects that:
because the outer sleeve is provided with inner sleeve spiral groove positioning points for guiding and positioning the start-stop end of an inner sleeve spiral groove on the inner sleeve which is deflected by 180 degrees and transversely moves outwards or inwards along the axial direction, when the outer sleeve rotates in the direction opposite to that of the inner sleeve, the outer sleeve drives the lock tongue and the panel, the pin rotates along the pull arm spiral groove, meanwhile, the inner sleeve spiral groove positioning points on the outer sleeve rotate along the inner sleeve spiral groove, the outer sleeve and the lock tongue linearly displace outwards or inwards along the axial direction to adjust the extending length of the lock tongue so as to be suitable for different door edge distances, and when the outer sleeve and the lock tongue rotate by 180 degrees, the lock tongue is adjusted to different length positions.
When the door is closed, the shifting peach passes through the square hole of the pull arm to drive the pull arm and the lock tongue to extend out, and when the shifting peach rotates to 90 degrees, the lock tongue completely extends out; when the door is locked, the shifting peach is rotated clockwise, the shifting peach passes through the square hole of the pull arm to drive the pull arm and the lock tongue to retract, and when the shifting peach is rotated to 90 degrees, the lock tongue completely retracts.
When the door is used, the length of the lock is adjusted according to the door margin, and the specific adjusting method comprises the following steps: the outer sleeve rotates relative to the inner sleeve, the outer sleeve drives the lock tongue, the lug gasket and the panel to synchronously rotate, meanwhile, the pin on the lock tongue rotates along the pull arm spiral groove, the positioning point of the inner sleeve spiral groove on the outer sleeve rotates along the inner sleeve spiral groove on the inner sleeve, and when the outer sleeve rotates 180 degrees in the forward direction or the reverse direction, the lock tongue is driven to move outwards or inwards relative to the pull arm in the axial direction to finish length position adjustment.
[ description of the drawings ]
Fig. 1 is an exploded view of the bolt of the present invention with a short distance to the door edge;
FIG. 2 is a schematic view of the latch of the present invention in an open position with a short distance relative to the door;
FIG. 3 is a schematic view of the closing position of the latch of the present invention when the distance between the latch and the door is short;
fig. 4 is a schematic view of the closing state of the latch of the present invention when the distance between the latch and the door is long.
[ detailed description ] embodiments
A bolt length adjustable lock, as shown in fig. 1 to 4, comprises a bolt 1 and a thumb wheel 2, wherein the periphery of the bolt 1 is sleeved with a cylindrical outer sleeve 3, a circumferential rotating inner sleeve 4 is sleeved between the outer sleeve 3 and the bolt 1, and the tail end of the inner sleeve 4 is provided with a thumb wheel hole 40 for installing and fixing the thumb wheel 2; the centers of the bolt 1 and the inner sleeve 4 are provided with a pull arm 5 which is shifted by the shifting peach 2 and pulls the bolt 1 to extend out or retract into the outer sleeve 3 along the axial direction, and the rear end part of the pull arm 5 is provided with a pull arm square hole 50 matched with the end part of the shifting arm of the shifting peach 2; the pull arm 5 and the inner sleeve 4 are respectively provided with a pull arm spiral groove 6 and an inner sleeve spiral groove 7 which are corresponding to each other along the axial direction along the circumferential direction, the end part of the inner side of the lock tongue 1 is also provided with a pin hole 9 which is inserted into the pull arm spiral groove 6 on the pull arm 5 through a pin 8 and is convenient for relative sliding and thrust connection between the lock tongue 1 and the pull arm 5 along the pull arm spiral groove 6, the pull arm 5 pulls the lock tongue 1 to extend or retract through the pin 8, the axial center of the lock tongue 1 is provided with a lock tongue hole 51 matched with a part of the pull arm 5, and the pin hole 9 is communicated with the lock tongue hole 51 along the radial direction.
As shown in fig. 1 to 4, the outer sleeve is provided with inner sleeve spiral groove positioning points 10 for guiding and positioning the start and stop ends of the inner sleeve spiral groove 7 which is deflected by 180 degrees and traverses the inner sleeve outwards or inwards in the axial direction, the outer sleeve 3 is also provided with inner sleeve positioning points 11 for positioning the inner sleeve 4 which is deflected by 180 degrees and traverses outwards or inwards in the axial direction, and inner sleeve positioning holes 12 which are respectively matched with the inner sleeve positioning points 11 after traversing outwards or inwards in the axial direction are arranged on two sides of the inner sleeve 4 in the circumferential direction in a staggered manner; the end part of the outer sleeve 3 is also connected with a lug gasket 13 which is convenient for the bolt 1 to extend out or retract and pass through and is connected to the side wall of the door body through a screw seal cover, and the outer side surface of the lug gasket 13 is closely provided with a panel 14; the end of the outer sleeve 3 corresponding to the lug gasket 13 is also connected with a rubber sleeve 15 which is used for positioning and guiding the bolt 1 which extends out or retracts back.
Because the outer sleeve 3 is provided with an inner sleeve spiral groove positioning point 10 for guiding an inner sleeve spiral groove 7 deflected by 180 degrees and transversely moving the inner sleeve spiral groove 7 on the inner sleeve 4 outwards or inwards along the axial direction and positioning a starting end and a stopping end, when the outer sleeve 3 rotates in the direction opposite to the inner sleeve 4, the outer sleeve 3 drives the lock tongue 1 and the panel 14, the pin 8 rotates along the pull arm spiral groove 6, meanwhile, the inner sleeve spiral groove positioning point 10 on the outer sleeve 3 rotates along the inner sleeve spiral groove 7, the outer sleeve 3 and the lock tongue 1 linearly displace outwards or inwards along the axial direction between the inner sleeve 4 and the pull arm 5 to adjust the extending length of the lock tongue 1 so as to be suitable for different door edge distances, and when the outer sleeve 3 and the lock tongue 1 rotate 180 degrees, the lock tongue 1 is adjusted to different length positions.
When the door is closed, the shifting peach 2 rotates anticlockwise, the shifting peach 2 penetrates through the pull arm square hole 50 to drive the pull arm 5 and the bolt 1 to extend out, and when the shifting peach 2 rotates to 90 degrees, the bolt 1 completely extends out; the poking peach 2 is rotated clockwise under the door locking state, the poking peach 2 penetrates through the pull arm square hole 50 to drive the pull arm 5 and the bolt 1 to retract, and the bolt 1 retracts completely when the poking peach 2 rotates to 90 degrees.
When the door is used, the length of the lock is adjusted according to the door margin, and the specific adjusting method comprises the following steps: the outer sleeve 3 rotates relative to the inner sleeve 4, the outer sleeve 3 drives the lock tongue 1, the lug gasket and the panel to synchronously rotate, meanwhile, the pin 8 on the lock tongue 1 rotates along the pull arm spiral groove 6, and the inner sleeve spiral groove positioning point 10 on the outer sleeve 3 rotates along the inner sleeve spiral groove 7 on the inner sleeve 4, and when the lock tongue 1 rotates forwards or reversely by 180 degrees, the lock tongue 1 is driven to axially move outwards or inwards relative to the pull arm 5 to complete length and position adjustment.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the utility model, so that equivalent changes in the form, construction and principle of the utility model are all covered by the protection scope of the present invention.
Claims (5)
1. The utility model provides a latch of tongue length adjustable, includes spring bolt and thumb peach, its characterized in that:
the lock bolt is sleeved with a cylindrical outer sleeve, a circumferentially rotating inner sleeve is sleeved between the outer sleeve and the lock bolt, and the tail end of the inner sleeve is provided with a peach poking hole for installing and fixing a peach poking;
the centers of the lock tongue and the inner sleeve are provided with pull arms which are pulled by the poking peaches and pull the lock tongue to extend out of or retract into the outer sleeve along the axial direction;
the pull arm and the inner sleeve are respectively provided with a pull arm spiral groove and an inner sleeve spiral groove which correspond to each other along the axial direction in the circumferential direction, the end part of the inner side of the lock tongue is also provided with a pin hole which is inserted into the pull arm spiral groove on the pull arm through a pin and is convenient for relative sliding and thrust connection between the lock tongue and the pull arm along the pull arm spiral groove, and the pull arm pulls the lock tongue to extend or retract through the pin;
the outer sleeve is provided with inner sleeve spiral groove positioning points for guiding an inner sleeve spiral groove on the inner sleeve and positioning a starting end and a stopping end of the inner sleeve, the outer sleeve rotates in the direction opposite to the inner sleeve, the outer sleeve drives the lock bolt, the pin rotates along the pull arm spiral groove, meanwhile, the inner sleeve spiral groove positioning points on the outer sleeve rotate along the inner sleeve spiral groove, the outer sleeve and the lock bolt linearly displace in the axial direction outwards or inwards to adjust the extending length of the lock bolt so as to be suitable for different door edge distances, and when the outer sleeve and the lock bolt rotate 180 degrees, the lock bolt is adjusted to different length positions;
when the door is closed, the shifting peach rotates anticlockwise to drive the pull arm and the lock tongue to extend out, and when the shifting peach rotates to 90 degrees, the lock tongue completely extends out; when the door is locked, the shifting peach rotates clockwise, the shifting peach drives the pull arm and the lock tongue to retract, and when the shifting peach rotates to 90 degrees, the lock tongue retracts completely.
2. The latch of claim 1 wherein the outer sleeve has inner sleeve positioning points for positioning the inner sleeve after 180 ° deflection and shifting axially outward or inward, and the inner sleeve positioning holes are staggered on two sides of the inner sleeve corresponding to 180 ° circumferential direction and respectively engaged with the inner sleeve positioning points after shifting axially outward or inward.
3. The latch of claim 1 wherein the rear end of the pull arm has a pull arm square hole that mates with the end of the dial arm of the dial peach.
4. The latch of claim 1, wherein the end of the outer sleeve is further connected with a lug gasket for allowing the bolt to extend out or retract through and for being connected to the side wall of the door body through a screw cover, and a face plate is closely arranged on the outer side surface of the lug gasket.
5. The latch of claim 4 wherein the end of the outer sleeve corresponding to the lug pad is further snap fitted with a rubber sleeve that guides the positioning of the extended or retracted through bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120119853.2U CN215565074U (en) | 2021-01-15 | 2021-01-15 | Latch with length-adjustable tongue rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120119853.2U CN215565074U (en) | 2021-01-15 | 2021-01-15 | Latch with length-adjustable tongue rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215565074U true CN215565074U (en) | 2022-01-18 |
Family
ID=79837185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120119853.2U Active CN215565074U (en) | 2021-01-15 | 2021-01-15 | Latch with length-adjustable tongue rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215565074U (en) |
-
2021
- 2021-01-15 CN CN202120119853.2U patent/CN215565074U/en active Active
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