CN103758404A - Lock body with improved lock tongue connecting rod - Google Patents
Lock body with improved lock tongue connecting rod Download PDFInfo
- Publication number
- CN103758404A CN103758404A CN201410034689.XA CN201410034689A CN103758404A CN 103758404 A CN103758404 A CN 103758404A CN 201410034689 A CN201410034689 A CN 201410034689A CN 103758404 A CN103758404 A CN 103758404A
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- CN
- China
- Prior art keywords
- connecting rod
- dead bolt
- transverse arm
- arm portion
- amalgamation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005267 amalgamation Methods 0.000 claims description 51
- 238000005266 casting Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001192 hot extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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- Connection Of Plates (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to a lock body with an improved lock tongue connecting rod. The lock body comprises a lock shell body, a lock tongue capable of stretching out and drawing back in an opening portion of one side of the lock shell body, and the lock tongue connecting rod capable of dragging the lock tongue to move, wherein the lock tongue connecting rod is located in the lock shell body. The lock tongue connecting rod comprises a transverse arm and a vertical arm roughly perpendicular to the transverse arm, and the lock tongue is connected to the transverse arm. The lock body is characterized in that the lock tongue connecting rod comprises a first connecting rod body and a second connecting rod body formed in a molding mode and capable of being horizontally spliced together; the first connecting rod body is provided with a first transverse arm body and a first vertical arm body, and the second connecting rod body is provided with a second transverse arm body and a second vertical arm body; the first transverse arm body and the second transverse arm body are horizontally spliced together to form the transverse arm, and the first vertical arm body and the second vertical arm body are horizontally spliced together to form the vertical arm. Due to the fact that the lock body has the characteristics and advantages, the lock body can be applied to lock body products of mortice door locks.
Description
Technical field
The present invention relates to mortise door lock, particularly there is the lock body of the mortise door lock that improves dead bolt bar linkage structure.
Background technology
The structure of dead bolt, modal a kind of structure be by described dead bolt and the hot extrusion between body of rod shape dead bolt connecting rod that is link together, the hole that can allow the top ends of described dead bolt connecting rod insert the central part setting of described dead bolt, thus the top ends hot extrude of described dead bolt connecting rod is pressed into reliably connection in described hole.The problem of this structure maximum is that described dead bolt connecting rod is positioned on the axis of described dead bolt head, and because the diameter of described dead bolt connecting rod is also larger, needs to take more space in described lock housing body for this reason.But for the lock body that need to utilize space after described dead bolt, this structure is obviously improper.
In order to improve the fault of construction of above-mentioned lock body, it is 201220533089.4 that the applicant has proposed application number on October 17th, 2012, name is called the structure patent application of the antitheft lock of lock bolt structure " have strengthen ", has disclosed and has comprised lock housing body, is contained in the driving mechanism in described lock housing body and can makes the oblique dead bolt of door leaf locking; Described oblique dead bolt comprise rod body part and be arranged on described rod body part front end and the bevelled head of tool, described driving mechanism can drag in the peristome that the head of described oblique dead bolt forms on a sidewall of described lock housing body and stretches out or retract; It is characterized in that, the head tail end of described oblique dead bolt is provided with joint pin, the head integrated molding of described joint pin and described oblique dead bolt, described rod body part includes the roof that is tabular, the middle position of described roof is provided with medium pore, and described joint pin is through described medium pore and be connected to described roof.Although the oblique dead bolt of this structure has solved the practicality problem of described oblique dead bolt better, the roof of the described rod body part of described oblique dead bolt is tabular, the stability deviation of action and use 100,000 times to there will be distortion after above, be not used in long-term use.
Summary of the invention
For the deficiencies in the prior art, the present invention proposes a kind of stability and better has the lock body that improves dead bolt connecting rod, described lock body comprises lock housing body, can in a side opening portion of described lock housing body, stretch out the dead bolt of retraction and can drag the dead bolt connecting rod that described dead bolt moves, and described dead bolt connecting rod is located in described lock housing body; Described dead bolt connecting rod comprises transverse arm portion and roughly vertical with described transverse arm portion perpendicular arm, and described dead bolt is connected in described transverse arm portion; It is characterized in that, described dead bolt connecting rod comprise casting and can left and right amalgamation first connecting rod and second connecting rod together, described first connecting rod has the first transverse arm portion, the first perpendicular arm, described second connecting rod has the second transverse arm portion, the second perpendicular arm, described the first transverse arm portion with together with described the second transverse arm portion left and right amalgamation, form described transverse arm portion, the described first perpendicular arm and described second erects together with arm left and right amalgamation and forms described perpendicular arm.
Wherein, described lock housing body is the shell body that comprises the various linkage components such as described dead bolt, dead bolt connecting rod; One side of described lock housing body has peristome, thereby thereby described dead bolt can axially stretch out described lock housing body under the drive of described dead bolt connecting rod, arrive in the doorframe on opposite and complete locking function, thereby certain described dead bolt also can return in described lock housing body and complete unlocking function under the drive of described dead bolt connecting rod.
Wherein, the first connecting rod that described casting and other moulding process obtain and the difference of the maximum of second connecting rod are the wall thickness of described first connecting rod and second connecting rod; In general, the wall thickness of casting product generally can be greater than 3 millimeters, and the technique punch forming thickness such as punching press are 3 millimeters of above parts, and not only manufacture difficulty is large but also die cost is very high.Described casting not only refers to that the method for manufacturing more refers to the part wall thickness structure of manufacturing for this reason, the wall thickness structure of described first connecting rod and second connecting rod be not at least the techniques such as punching press can be easily, the structure of low cost realization.
Further technical scheme can also be, the cross section of described the first transverse arm portion or described the second transverse arm portion is roughly square, the overall length and width size in periphery that refers to its cross section is roughly consistent, gap can be not excessive, in general gap can not exceed 50%, is not at least conventionally the laminal cross-sectional structure of definition.Secondly, although cross section is roughly square, and is not equal to and other supplementary structure makes cross section appearance profile as reinforcing rib, groove etc. can be set in described the first transverse arm portion or described the second transverse arm portion be the peripheral overall length and width ratio of abnormity and be still roughly square; In addition, the shape of the cross section of the described first perpendicular arm and the described second perpendicular arm also can roughly be square, and also can have special-shaped appearance profile.
Compared with prior art, the arm body structure of the described dead bolt connecting rod of lock body of the present invention is stable, the particularly architecture advances of described the first transverse arm portion or described the second transverse arm portion, employing extrusion process is manufactured, arm body is abundant and simple and compact for structure, easily manufactured, structural strength improves greatly than existing structure.
Further technical scheme can also be, on the amalgamation face of described the first transverse arm portion, described the second transverse arm portion, be respectively arranged with corresponding the first groove, the second groove, described the first groove and the second groove combination form amalgamation hole, and the tail end of described dead bolt rotates and is arranged in described amalgamation hole.The tail end of described dead bolt can directly can be crimped on rotationally like this in the amalgamation hole of described transverse arm portion, need not adopt the unsettled connected modes such as the such as hot extrusion connection of traditional connection scheme, flange connection, alignment pin connection, described dead bolt not only rotates location material reliable but also that manufacture can more selection scheme, for example can select zinc alloy material, stainless steel founding materials, plastics etc.
Further technical scheme can also be, described first connecting rod and the non-amalgamation external surface of described second connecting rod are identical or approximate appearance profile.Wherein, described non-amalgamation external surface, refers to the external surface except amalgamation contact surface.According to this scheme, the profile of the described dead bolt connecting rod forming after described first connecting rod and described second connecting rod amalgamation is with regard to almost symmetry.
Further technical scheme can also be, welding or riveting between described first connecting rod and described second connecting rod.
Further technical scheme can also be, is provided with protrusion post on the amalgamation face of described first connecting rod, is provided with and the combined hole of described protrusion post adaptation on the amalgamation face of described second connecting rod, and described protrusion post is combined closely in described combined hole.The structure that can combine closely in described combined hole by means of described protrusion post between described like this first connecting rod and described second connecting rod forms reliable connection, wherein in the interference fit of mechanical field, connects a kind of connection scheme of combining closely described in being.Secondly, described protrusion post also can be arranged on the amalgamation face of described second connecting rod, and described combined hole also can be arranged on the amalgamation face of described first connecting rod accordingly, is all feasible scheme.
Further technical scheme can also be, the elastic body that the arranged outside of described transverse arm portion has left and right to distribute, the space between the described elastic body that described dead bolt distributes in left and right.Like this when described dead bolt stretches out described lock housing body and enters into doorframe, described transverse arm portion can directly not impact doorframe but by the contact of described elastic body buffering, and then has reduced collision noise at closing time.Wherein said elastic body can be that spring can be also block rubber.
Because the present invention has These characteristics and advantage, can be applied in the lock body product of mortise door lock for this reason.
Accompanying drawing explanation
Fig. 1 is the mounting plane schematic diagram in application lock body product of the present invention, and wherein said dead bolt 2 part stretches out described lock housing body;
Fig. 2 is the structural representation of the described first connecting rod 31 of the described dead bolt connecting rod 3 in application lock body product of the present invention;
Fig. 3 is the structural representation of the described second connecting rod 32 of the described dead bolt connecting rod 3 in application lock body product of the present invention;
Fig. 4 is the described dead bolt connecting rod 3 of application in lock body product of the present invention and the decomposing schematic representation of the package assembly of described dead bolt 2;
Fig. 5 is the described dead bolt connecting rod 3 of application in lock body product of the present invention and the package assembly schematic diagram of described dead bolt 2.
The specific embodiment
Below in conjunction with accompanying drawing, further illustrate the specific embodiment of application technical solution of the present invention:
As shown in Figure 1, there is the lock body 1 that improves dead bolt connecting rod, described lock body 1 comprises lock housing body 11, is provided with dead bolt 2, dead bolt connecting rod 3, drives the spring 12 moving on described dead bolt connecting rod 3, the handle square iron contiguous block 13 of dialling handle 14, can driving described group handle 14 to rotate that can drive described dead bolt connecting rod 3 to retract in described lock housing body 11.The peristome that can stretch out or retract for described dead bolt 2 is set on the antetheca of wherein said lock housing body 11.For this reason described dead bolt connecting rod 3 can drag described dead bolt 2 in described peristome, stretch out retract mobile.
As shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, described dead bolt connecting rod 3 comprises transverse arm portion 302 and roughly vertical with described transverse arm portion 302 perpendicular arm 301, the tail end of described dead bolt connecting rod 3 is provided with positioning boss 30, and described spring 12 is positioned between described positioning boss 30 and described lock housing body 11.The tail end 21 of described dead bolt 2 rotates and is arranged in described transverse arm portion 302.
Described dead bolt connecting rod 3 comprise casting and can left and right amalgamation first connecting rod 31 and second connecting rod 32 together, the wall thickness of described first connecting rod 31, second connecting rod 32 is greater than 3 millimeters; Described first connecting rod 31 has the first transverse arm portion 312, the first perpendicular arm 311, and described second connecting rod 32 has the second transverse arm portion 322, the second perpendicular arm 321; Wherein, the cross section of described the first transverse arm portion 312, described the second transverse arm portion 322 is to be all roughly square, and the Aspect Ratio of cross section is roughly suitable.Described the first transverse arm portion 312 with together with described the second transverse arm portion 322 left and right amalgamation, form described transverse arm portion the 302, described first perpendicular arm 311 and described second and erect together with the left and right amalgamation of arm 312 and form described perpendicular arm 301.
Described first connecting rod 31 and the non-amalgamation external surface of described second connecting rod 32 are identical or approximate appearance profile.Wherein, described non-amalgamation external surface, refers to the external surface except amalgamation contact surface.According to this scheme, the profile of the transverse arm portion 302 of the described dead bolt connecting rod 3 forming after the first transverse arm portion 312 of described first connecting rod 31 and the second transverse arm portion 322 amalgamations of described second connecting rod 32 is with regard to almost symmetry, and the profile of the perpendicular arm 301 of the described dead bolt connecting rod 3 forming after the second perpendicular arm 321 amalgamations of the first perpendicular arm 311 of described first connecting rod 31 and described second connecting rod 32 is with regard to almost symmetry; The external surface of wherein said perpendicular arm 301 is provided with symmetrical rib 33, thereby improves the structural strength of described perpendicular arm 301 entirety.
On the amalgamation contact surface of described first connecting rod 31, be evenly equipped with three combined holes 314, on the amalgamation face of described second connecting rod, be provided with three protrusion posts 324 with described combined hole 314 adaptations; Wherein the outside dimension of three described protrusion posts 324 is less times greater than three described combined holes 314, thus can allow three described combined holes 314 and three described protrusion posts 324 in conjunction with time form closely cooperating of interference.Secondly, described protrusion post 324 also can be arranged on the amalgamation face of described first connecting rod 31, and described combined hole 314 also can be arranged on the amalgamation face of described second connecting rod 32 accordingly, is all feasible scheme.
Secondly, central part at the amalgamation contact surface of described the first transverse arm portion 312 is provided with the first groove 313, on both sides, be also provided with two the first auxiliary flutes 315, on the central part of the amalgamation face of described the second transverse arm portion 322, be provided with the second groove 323, on both sides, be yet provided with two the second auxiliary flutes 325, like this when after described the first transverse arm portion 312 and the 322 left and right amalgamations assemblings of described the second transverse arm portion, described the first groove 313 and the second groove 323 are combined to form the amalgamation hole of the tail end 21 that can hold described dead bolt 2, and two described the first auxiliary flutes 315 and two described the second auxiliary flutes 325 combine the locating hole that rear formation can be held elastic body 4.Described elastic body 4 is the micelles that are column, and between two described locating holes, spacing is greater than the width of described dead bolt 2.Described elastic body 4 can prevent that described dead bolt connecting rod 3 from clashing into described lock housing body 11 in direction and sounding stretching out.
In addition, tail end at the described first perpendicular arm 311 is also provided with the first positioning boss 310, tail end at the described second perpendicular arm 321 is also provided with the second positioning boss 320, after described the first positioning boss 310 and described the second positioning boss 320 left and right amalgamations, forms described positioning boss 30.
As shown in Figure 4 and Figure 5, by described first connecting rod 31 and the left and right amalgamation of second connecting rod 32, wherein said the first transverse arm portion 312 is with together with described the second transverse arm portion 322 left and right amalgamations, the described first perpendicular arm 311 is together with the described second perpendicular arm 321 left and right amalgamations, allow 324 extruding of three described protrusion posts be inserted in three described combined holes 314, the tail end of described dead bolt 2 21, two described elastic bodys 4 are placed in respectively to described amalgamation hole, two described locating holes simultaneously.Between certain described first connecting rod 31 and second connecting rod 32, also can adopt welding or riveting, or adopt bonding, or adopt that to peg graft with welding, bonding combination be all one of feasible scheme.Wherein as shown in Figure 4, the tail end 21 of described dead bolt 2 has groove 22, the aperture in described amalgamation hole is less than the external diameter of described tail end 21 but is greater than the bottom land external diameter of described groove 22, the inside wall body in described amalgamation hole can snap onto in described groove 22 for this reason, after combination, the tail end 21 of described dead bolt 2 is engaged in described amalgamation hole like this, and can rotate in described amalgamation hole.
Claims (8)
1. have the lock body that improves dead bolt connecting rod, described lock body comprises lock housing body, can in a side opening portion of described lock housing body, stretch out the dead bolt of retraction and can drag the dead bolt connecting rod that described dead bolt moves, and described dead bolt connecting rod is located in described lock housing body; Described dead bolt connecting rod comprises transverse arm portion and roughly vertical with described transverse arm portion perpendicular arm, and described dead bolt is connected in described transverse arm portion; It is characterized in that, described dead bolt connecting rod comprise casting and can left and right amalgamation first connecting rod and second connecting rod together, described first connecting rod has the first transverse arm portion, the first perpendicular arm, described second connecting rod has the second transverse arm portion, the second perpendicular arm, described the first transverse arm portion with together with described the second transverse arm portion left and right amalgamation, form described transverse arm portion, the described first perpendicular arm and described second erects together with arm left and right amalgamation and forms described perpendicular arm.
2. the lock body with improvement dead bolt connecting rod according to claim 1, is characterized in that, the cross section of at least described the first transverse arm portion or described the second transverse arm portion is roughly square.
3. the lock body with improvement dead bolt connecting rod according to claim 1, it is characterized in that, on the amalgamation face of described the first transverse arm portion, described the second transverse arm portion, be respectively arranged with corresponding the first groove, the second groove, described the first groove and the second groove combination form amalgamation hole, and the tail end of described dead bolt rotates and is arranged in described amalgamation hole.
4. according to claim 1 have a lock body that improves dead bolt connecting rod, it is characterized in that, described first connecting rod and the non-amalgamation external surface of described second connecting rod are identical or approximate appearance profile.
5. according to the lock body that improves dead bolt connecting rod that has described in claim 1,2,3 or 4, it is characterized in that welding or riveting between described first connecting rod and described second connecting rod.
6. according to the lock body that improves dead bolt connecting rod that has described in claim 1,2,3 or 4, it is characterized in that, on the amalgamation face of described first connecting rod, be provided with protrusion post, on the amalgamation face of described second connecting rod, be provided with and the combined hole of described protrusion post adaptation, described protrusion post is combined closely in described combined hole.
7. according to the lock body that improves dead bolt connecting rod that has described in claim 1,2,3 or 4, it is characterized in that, on the amalgamation face of described second connecting rod, be provided with protrusion post, on the amalgamation face of described first connecting rod, be provided with and the combined hole of described protrusion post adaptation, described protrusion post is combined closely in described combined hole.
8. according to the lock body that improves dead bolt connecting rod that has described in claim 1,2,3 or 4, it is characterized in that the elastic body that the arranged outside of described transverse arm portion has left and right to distribute, the space between the described elastic body that described dead bolt distributes in left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034689.XA CN103758404B (en) | 2014-01-25 | 2014-01-25 | There is the lock body improving dead bolt connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034689.XA CN103758404B (en) | 2014-01-25 | 2014-01-25 | There is the lock body improving dead bolt connecting rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103758404A true CN103758404A (en) | 2014-04-30 |
| CN103758404B CN103758404B (en) | 2015-11-18 |
Family
ID=50525708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410034689.XA Active CN103758404B (en) | 2014-01-25 | 2014-01-25 | There is the lock body improving dead bolt connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103758404B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532784A (en) * | 1983-04-11 | 1985-08-06 | Yeh Ching C | Combination lock |
| FR2633002A1 (en) * | 1988-06-20 | 1989-12-22 | Ferco Int Usine Ferrures | LOCKING MEMBER FOR CREMONE, CREMONE-LOCK, MULTIPOINT LOCK AND OTHER |
| CN2931689Y (en) * | 2006-06-05 | 2007-08-08 | 李伟煊 | Combined inclined tongue used in lockset |
| CN202850619U (en) * | 2012-10-17 | 2013-04-03 | 曹国基 | Anti-theft lock body provided with enhanced locking dog structure |
| CN203701740U (en) * | 2014-01-25 | 2014-07-09 | 曹国基 | Lock body with improved bolt connecting rod |
-
2014
- 2014-01-25 CN CN201410034689.XA patent/CN103758404B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532784A (en) * | 1983-04-11 | 1985-08-06 | Yeh Ching C | Combination lock |
| FR2633002A1 (en) * | 1988-06-20 | 1989-12-22 | Ferco Int Usine Ferrures | LOCKING MEMBER FOR CREMONE, CREMONE-LOCK, MULTIPOINT LOCK AND OTHER |
| CN2931689Y (en) * | 2006-06-05 | 2007-08-08 | 李伟煊 | Combined inclined tongue used in lockset |
| CN202850619U (en) * | 2012-10-17 | 2013-04-03 | 曹国基 | Anti-theft lock body provided with enhanced locking dog structure |
| CN203701740U (en) * | 2014-01-25 | 2014-07-09 | 曹国基 | Lock body with improved bolt connecting rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103758404B (en) | 2015-11-18 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20151008 Address after: Nanhai District of Shishan Changhong industrial director Ling Gang Bei Lu 528231 Guangdong city of Foshan Province Applicant after: Guangdong Archie Hardware Co., Ltd. Address before: 528231 Guangdong province Dali Nanhai District of Foshan City, Changhong ridge industrial director Gang Bei Lu Guangdong Yajie Hardware Co. Ltd. in Applicant before: Cao Guoji |
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| C14 | Grant of patent or utility model | ||
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