CN105332575B - A kind of improved latch - Google Patents
A kind of improved latch Download PDFInfo
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- CN105332575B CN105332575B CN201510750356.1A CN201510750356A CN105332575B CN 105332575 B CN105332575 B CN 105332575B CN 201510750356 A CN201510750356 A CN 201510750356A CN 105332575 B CN105332575 B CN 105332575B
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- handle
- housing
- connecting rod
- spring leaf
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Abstract
The present invention relates to house decoration technical field, specifically a kind of improved latch.The improved latch includes housing, dial handle, connecting rod, spring leaf and double threaded screw, the housing, which is provided with, dials handle fluting, the inner insertion of described group of handle is described to dial in handle fluting, the inner of described group of handle is provided with the first pin-and-hole, it is rotatablely connected by one end of the first straight pin and the spring leaf, the other end of the spring leaf is connected with one end of the connecting rod, the connecting rod and spring leaf are located at the enclosure interior, the other end of the connecting rod extends outside the housing, one end that the connecting rod is stretched out outside the housing is covered by fixed thread to be connected with one end of the double threaded screw, the other end of the double threaded screw is connected through a screw thread provided with regulation thread bush.The present invention provides a kind of improved latch simple in construction, easy for installation, easy to operate, safe and reliable, manipulation distance.
Description
Technical field
The present invention relates to house decoration technical field, specifically a kind of improved latch.
Background technology
Existing improved latch is typically all plug-type and improved latch is forced into or pushed away in the market
Go out into a fixing hole, e.g., in the Publication No. 103899165A prior to China's application, entitled one kind is improved to insert
The patent of pin, it is made up of pin plate (1), pin door bolt (2), door bolt hoop (3), pin nose (4), nostril (5), baffle plate (6) and mounting hole (7),
Pin door bolt (2) need to only be pushed into the function of can be achieved to lock door and window in nostril (5) by user, and still, such a structure is due to pin door bolt
(2) have to slide in door bolt hoop (3), just there must be gap between the pin door bolt (2) and door bolt hoop (3), and then in pin door bolt (2)
Misalignment be present when inserting nostril (5), it is not very convenient that user operates, and therefore, has certain limitation；Separately
Outside, such a structure operates in order to facilitate user, is that entirety is exposed to outside, therefore security is not very high；It is furthermore existing
Latch can not realize distance locking door and window, open piston locking door and window at any time for the ease of user, and general latch is all arranged on door
The middle part of window, but realize that the part of locking function is possible to installed in the top or most lower of door and window with latch linkage sometimes
End, now, existing latch there is certain limitation without so long manipulation distance.
The content of the invention
The present invention provides a kind of simple in construction, easy for installation, easy to operate, safe and reliable, manipulation distance improved
Latch.
The present invention is achieved through the following technical solutions：
A kind of improved latch, including housing, group handle, connecting rod, spring leaf and double threaded screw, the housing, which is provided with, dials handle
Fluting, the inner insertion of described group of handle is described to dial in handle fluting, and the inner of described group of handle is provided with the first pin-and-hole, passes through the first cylinder
One end of pin and the spring leaf is rotatablely connected, and the other end of the spring leaf is connected with one end of the connecting rod, the company
Bar and spring leaf are located at the enclosure interior, and the other end of the connecting rod extends outside the housing, and the connecting rod stretches out institute
State one end outside housing and covered by fixed thread and is connected with one end of the double threaded screw, the other end of the double threaded screw
It is connected through a screw thread and is provided with the second pin-and-hole provided with regulation thread bush, the middle part of described group of handle, the shell inner surface is provided with cotter way,
Described group of handle is connected by the second straight pin with the housing into rotation, dials what handle was slotted positioned at described on the outer surface of the housing
Both sides are respectively provided with a groove, and the outer end of described group of handle is located in the groove, the back side of shell be located at the spring leaf and
Cover plate is provided with the outside of connecting rod.
One end that the connecting rod stretches out housing is provided with the first axis hole, and fixed thread is put provided with the second axis hole, passes through elasticity
Straight pin makes fixed thread set be connected with the link rotatable through the first axis hole and the second axis hole.
The spring leaf is in bending-like, and the spring leaf curls into mounting hole with dialling one end that handle is connected, and
Middle part is slotted provided with " u "-shaped, and the inner of described group of handle is in " u "-shaped fluting, and first straight pin insertion institute
State in mounting hole and the first pin-and-hole.
The spring leaf is connected by rivet with the connecting rod, and the spring leaf is located at outside the connecting rod.
The both ends of the housing are respectively equipped with the first manhole and the second manhole, and the connecting rod is provided with groove,
The cover plate corresponding position is provided with waist through hole, and the first manhole, groove and waist successively are passed through by a tapping screw
Shape through hole fixes shell one end, is fixed the housing other end through the second manhole by another tapping screw.
Two sides at the both ends of the cover plate are respectively provided with a card, are respectively provided with the opposite position on the housing
One bayonet socket, the card are caught in the bayonet socket.
A fixture block is respectively equipped with two sides in the middle part of the cover plate, is respectively provided with the opposite position of the housing
One breach, the fixture block are caught in the breach.
Two anti-slip tanks are respectively equipped with two symmetrical sides of the housing outer surface.
The both ends of the cover plate are bent respectively inwards.
The outer end of described group of handle is provided with one and dials button, and described group of button is made into integration with described group of handle.
Beneficial effect is caused by the present invention：
In the present invention, the improved latch includes housing, dials handle, connecting rod, spring leaf and double threaded screw, and user need to only dial
Dynamic to dial handle, described group of handle rotates around the second straight pin, and then drives spring leaf to be slided in housing, then drivening rod is in housing
Slide, because spring leaf has certain resistance to compression, so in the presence of cover plate compression, connecting rod can be realized in housing
Interior rectilinear movement；The double threaded screw is covered by fixed thread to be connected with the connecting rod, then can largely be manipulated any
It distance, can then make the manipulation distance change of latch as long as changing the length of double threaded screw, and then meet the door and window of various patterns,
The setting of the adjustment thread bush can be finely adjusted, when the timing of double threaded screw length one, when latch is between locking member
Distance when being not very accurate, the adjustment thread bush can be finely adjusted, and then make installation more convenient.
Brief description of the drawings
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the top view of improved latch of the present invention.
Fig. 2 is the profile of improved latch of the present invention.
Fig. 3 is the positive structural representation of housing of the present invention.
Fig. 4 is the structural representation of housing reverse side of the present invention.
Fig. 5 is the structural representation of of the present invention group of handle.
Fig. 6 is the structural representation of spring leaf of the present invention.
Fig. 7 is the structural representation of connecting rod of the present invention.
Fig. 8 is the structural representation of cover plate of the present invention.
Label is as follows corresponding to component names in figure：
1st, housing；2nd, handle is dialled；3rd, connecting rod；4th, spring leaf；5th, handle fluting is dialled；6th, the first pin-and-hole；7th, the first straight pin；8th,
Two pin-and-holes；9th, cotter way；10th, the second straight pin；11st, groove；12nd, cover plate；13rd, mounting hole；14th, " u "-shaped is slotted；15th, rivet；
16th, the first manhole；17th, the second manhole；18th, groove；19th, waist through hole；20th, tapping screw；21st, card；22nd, block
Mouthful；23rd, fixture block；24th, breach；25th, anti-slip tank；26th, button is dialled；27th, double threaded screw；28th, fixed thread set；29th, screw thread is adjusted
Set；30th, elastic cylindrical pin；31st, the first axis hole；32nd, the second axis hole.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention is described in further detail：
As the embodiment of improved latch of the present invention, as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8 institute
Show, including housing 1, group handle 2, connecting rod 3, spring leaf 4 and double threaded screw 27, the housing 1, which is provided with, dials handle fluting 5, described group
The inner insertion of handle 2 is described to dial in handle fluting 5, and the inner of described group of handle 2 is provided with the first pin-and-hole 6, passes through the first straight pin 7 and institute
One end rotation connection of spring leaf 4 is stated, the other end of the spring leaf 4 is connected with one end of the connecting rod 3, the connecting rod 3
It is located at spring leaf 4 inside the housing 1, the other end of the connecting rod 3 extends outside the housing 1, and the connecting rod 3 stretches out
One end outside the housing 1 is connected by fixed thread set 28 with one end of the double threaded screw 27, the double threaded screw
27 other end is connected through a screw thread provided with regulation thread bush 29, and the middle part of described group of handle 2 is provided with the second pin-and-hole 8, the housing 1
Inner surface is provided with cotter way 9, and described group of handle 2 is rotatablely connected by the second straight pin 10 and the housing 1, the appearance of the housing 1
A groove 11 is respectively provided with positioned at the both sides for dialling handle fluting 5 on face, the outer end of described group of handle 2 is located in the groove 11,
The back side of housing 1 is located at the spring leaf 4 and the outside of connecting rod 3 is provided with cover plate 12.User need to only stir handle 2, described group of handle 2
Being rotated around the second straight pin 10, and then drive spring leaf 4 to be slided in housing 1, then drivening rod 3 slides in housing 1, due to
Spring leaf 4 has certain resistance to compression, so in the presence of the compression of cover plate 12, connecting rod 3 can be realized straight in housing 1
Line moves；The double threaded screw 27 is connected by fixed thread set 28 with the connecting rod 3, then can largely be manipulated any
It distance, can then make the manipulation distance change of latch as long as changing the length of double threaded screw 27, and then meet the door of various patterns
Window, the setting of the adjustment thread bush 29 can be finely adjusted, when the timing of 27 length of double threaded screw one, when latch to tight lock part
When the distance between part is not very accurate, the adjustment thread bush 29 can be finely adjusted, and then make installation more convenient.
In the present embodiment, one end that the connecting rod 3 stretches out housing is provided with the first axis hole 31, and fixed thread set 28 is provided with the
Two axis holes 32, fixed thread set 28 and the connecting rod 3 are made through the first axis hole 31 and the second axis hole 32 by elastic cylindrical pin 30
Rotation connection.
In the present embodiment, the spring leaf 4 is in bending-like, and the spring leaf 4 curls into dialling one end that handle 2 is connected
Mounting hole 13, and " u "-shaped fluting 14 is provided with middle part, the inner of described group of handle 2 is located in " u "-shaped fluting 14, and
First straight pin 7 is inserted in the pin-and-hole 6 of mounting hole 13 and first.
In the present embodiment, the spring leaf 4 is connected by rivet 15 with the connecting rod 3, and the spring leaf 4 is located at
Outside the connecting rod 3.
In the present embodiment, the both ends of the housing 1 are respectively equipped with the first manhole 16 and the second manhole 17, described
Connecting rod 3 is provided with groove 18, and the corresponding position of cover plate 12 is provided with waist through hole 19, by a tapping screw 20 pass through according to
Secondary first manhole 16, groove 18 and waist through hole 19 fix the one end of housing 1, by another tapping screw 20 through the
Two manholes fix the other end of housing 1.
In the present embodiment, two sides at the both ends of the cover plate 12 are respectively provided with a card 21, the phase on the housing 1
Corresponding position is respectively provided with a bayonet socket 22, and the card 21 is caught in the bayonet socket 22.
In the present embodiment, a fixture block 23, the phase of the housing 1 are respectively equipped with two sides at the middle part of cover plate 12
Corresponding position is respectively provided with a breach 24, and the fixture block 23 is caught in the breach 24.
In the present embodiment, two anti-slip tanks 25 are respectively equipped with two symmetrical sides of the outer surface of housing 1.
In the present embodiment, the both ends of the cover plate 12 are bent respectively inwards.
In the present embodiment, the outer end of described group of handle 2 is provided with one and dials button 26, described group of button 26 and described group of handle 2 one
System into.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Creative work can is needed to make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are made by logical analysis, reasoning, or a limited experiment any on the basis of existing technology under this invention's idea
The technical scheme that modification, equivalent substitution, improvement etc. obtain, all should be in the protection domain being defined in the patent claims.
Claims (1)
1. a kind of improved latch, it is characterised in that including housing, handle, connecting rod, spring leaf and double threaded screw are dialled, on the housing
Provided with handle fluting is dialled, the inner insertion of described group of handle is described to dial in handle fluting, and the inner of described group of handle is provided with the first pin-and-hole, passes through
One end of first straight pin and the spring leaf is rotatablely connected, and the other end of the spring leaf is connected with one end of the connecting rod
Connect, the connecting rod and spring leaf are located at the enclosure interior, and the other end of the connecting rod extends outside the housing, the company
One end that bar is stretched out outside the housing is covered by fixed thread to be connected with one end of the double threaded screw, the double threaded screw
The other end be connected through a screw thread provided with regulation thread bush, the middle part of described group of handle is provided with the second pin-and-hole, the shell inner surface
Provided with cotter way, described group of handle is connected by the second straight pin with the housing into rotation, positioned at described on the outer surface of the housing
The both sides for dialling handle fluting are respectively provided with a groove, and the outer end of described group of handle is located in the groove, and the back side of shell is located at institute
State and be provided with cover plate on the outside of spring leaf and connecting rod；
One end that the connecting rod stretches out housing is provided with the first axis hole, and fixed thread is put provided with the second axis hole, passes through elastic cylinder
Pin makes fixed thread set be connected with the link rotatable through the first axis hole and the second axis hole；
The spring leaf is in bending-like, and the spring leaf curls into mounting hole with dialling one end that handle is connected, and at middle part
Slotted provided with " u "-shaped, the inner of described group of handle is in " u "-shaped fluting, and first straight pin inserts the peace
Fill in hole and the first pin-and-hole；
The spring leaf is connected by rivet with the connecting rod, and the spring leaf is located at outside the connecting rod；
The both ends of the housing are respectively equipped with the first manhole and the second manhole, and the connecting rod is provided with groove, described
Cover plate corresponding position is provided with waist through hole, by a tapping screw through the first manhole, groove and kidney-shaped are led to successively
Shell one end is fixed in hole, is fixed the housing other end through the second manhole by another tapping screw；
Two sides at the both ends of the cover plate are respectively provided with a card, and one is respectively provided with the opposite position on the housing
Bayonet socket, the card are caught in the bayonet socket；
A fixture block is respectively equipped with two sides in the middle part of the cover plate, one is respectively provided with the opposite position of the housing
Breach, the fixture block are caught in the breach；
Two anti-slip tanks are respectively equipped with two symmetrical sides of the housing outer surface；
The outer end of described group of handle is provided with one and dials button, and described group of button is made into integration with described group of handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510750356.1A CN105332575B (en) | 2015-11-05 | 2015-11-05 | A kind of improved latch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510750356.1A CN105332575B (en) | 2015-11-05 | 2015-11-05 | A kind of improved latch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105332575A CN105332575A (en) | 2016-02-17 |
| CN105332575B true CN105332575B (en) | 2017-12-12 |
Family
ID=55283314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510750356.1A Active CN105332575B (en) | 2015-11-05 | 2015-11-05 | A kind of improved latch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105332575B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421914A (en) * | 2015-11-30 | 2016-03-23 | 赵沅飞 | Improved locking pin |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3045865C2 (en) * | 1980-12-05 | 1985-05-02 | Bergmeister, Karl-Heinz, 5653 Leichlingen | Latch lock |
| CN202073407U (en) * | 2011-05-08 | 2011-12-14 | 袁其宝 | Blind bolt |
| CN204098654U (en) * | 2014-09-05 | 2015-01-14 | 袁其宝 | A kind of mortise bolt |
| CN204531749U (en) * | 2014-12-30 | 2015-08-05 | 广东合和建筑五金制品有限公司 | A kind of Bidirectional bolt |
| CN205116999U (en) * | 2015-11-05 | 2016-03-30 | 美环五金门部件（平湖）有限公司 | Modified bolt |
-
2015
- 2015-11-05 CN CN201510750356.1A patent/CN105332575B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105332575A (en) | 2016-02-17 |
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