CN103806769A - Movable bolt component - Google Patents
Movable bolt component Download PDFInfo
- Publication number
- CN103806769A CN103806769A CN201410049478.3A CN201410049478A CN103806769A CN 103806769 A CN103806769 A CN 103806769A CN 201410049478 A CN201410049478 A CN 201410049478A CN 103806769 A CN103806769 A CN 103806769A
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- bolt rod
- safety
- insurance
- latch
- box
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Abstract
The invention belongs to the technical field of bolts, and particularly relates to a movable bolt component which comprises a bolt rod and a bolt box, wherein the bolt box comprises a bolt shell and a bolt box base, as well as a safety box, wherein the safety box comprises a safety shell and a safety shell base; a bolt through hole matched with the bolt rod is formed in the safety shell; a safety pin, a positioning spring and a spring positioning block are assembled in the safety shell; the spring positioning block is fixed at the lower middle part of the safety pin; the lower end of the positioning spring is connected with the spring positioning block and sleeves the safety pin above the spring positioning block; a safety pin fixing block is arranged at the top of the safety shell; the upper end of the safety pin penetrates out of the top of the safety shell and the safety pin fixing block; a baffle for preventing the bolt rod from sliding down from the safety box is fixed on the bolt rod and arranged in the bolt shell; a safety hole is also formed in the bolt rod; the diameter of the safety hole is greater than the diameter of the safety pin; a reset spring for resetting the bolt rod is arranged in the bolt shell. By adopting the movable bolt component provided by the invention, the self-locking of the bolt and the automatic rebound of the safety rod are realized.
Description
Technical field
The invention belongs to latch technical field, relate in particular to a kind of movable latch assembly.
Background technology
Latch, is a kind of simple components that prevents that door from opening, and is generally metal, point two parts, and a part is with mobilizable bar, and a part is one " hole ".Conventionally the partial fixing with bar is on door, and hole is fixed on doorframe, and position wants corresponding.Simple in structure more a lot of than what lock, but effect is suitable, is just locked in outdoors, and latch is in door.When use, bar is inserted in hole.
Existing latch generally comprises inserted link and hand driving lever, and inserted link is generally cylindricality, and its front and back end is generally large, when use, the rear end of inserted link is generally slipped in suitable support, in the time that needs open the door, hand driving lever is skidded off from support, can not automatically from support, eject, it is convenient not to use.
Summary of the invention
The embodiment of the present invention provides a kind of movable latch assembly, is intended to solve the problem that existing latch can not automatically eject in the time opening the door from support.
The embodiment of the present invention is to realize like this, a kind of movable latch assembly, comprise bolt rod and latch box, described bolt rod is installed in latch box, described latch box comprises latch housing and latch box base, also comprise safety box, described safety box comprises insurance housing and insurance shell base, described insurance housing has the latch through hole coordinating with described bolt rod, in described insurance housing, be equipped with safety plug, retainer spring and spring locating piece, described spring locating piece is fixed on the middle and lower part of described safety plug, described retainer spring lower end is connected with spring locating piece, and be sleeved on the safety plug of spring locating piece top, described insurance case top is provided with safety plug fixed block, the upper end of described safety plug passes insurance case top and safety plug fixed block, on described bolt rod, be fixed with the baffle plate that prevents bolt rod landing from latch box, described baffle plate is in described latch housing, described bolt rod is also provided with insurance hole, and the diameter in described insurance hole is greater than the diameter of safety plug, is provided with the back-moving spring resetting for bolt rod in described latch housing.
Preferably, described safety plug bottom is spheroform surface towards one end of bolt rod.
Preferably, described bolt rod has bolt rod chamfering (9) near one end of insurance housing.
Preferably, on outside latch box one section of described bolt rod, be fixed with pushing hands.
Preferably, the top of described safety plug is provided with handle.
Preferably, described back-moving spring is helical spring or cone shaped spring.
Preferably, the cross section of described bolt rod is circle or polygon.
Preferably, the opening in described insurance hole has chamfering.
Movable latch assembly of the present invention comprises bolt rod and latch box, bolt rod is installed in latch box, latch box comprises latch housing and latch box base, also comprise safety box, safety box comprises insurance housing and insurance shell base, insurance housing has the latch through hole coordinating with bolt rod, in insurance housing, be equipped with safety plug, retainer spring and spring locating piece, spring locating piece is fixed on the middle and lower part of safety plug, retainer spring lower end is connected with spring locating piece, and be sleeved on the safety plug of spring locating piece top, insurance case top is provided with safety plug fixed block, the upper end of safety plug passes insurance case top and safety plug fixed block, on bolt rod, be fixed with the baffle plate that prevents bolt rod landing from latch box, baffle plate is in described latch housing, and bolt rod is also provided with insurance hole, and the diameter in insurance hole is greater than the diameter of safety plug, is provided with the back-moving spring resetting for bolt rod in latch housing.Bolt rod is slided to insurance housing, and compression reseting spring, slips in insurance hole safety plug, realizes bolt self-locking, and safety plug is extracted from insurance hole, and back-moving spring back slides baffle plate by bounce, thereby realizes the automatic rebounding of bolt rod.
Accompanying drawing explanation
Fig. 1 represents the main sectional view of a kind of movable latch assembly that the embodiment of the present invention provides.
Fig. 2 represents the duty sectional view of a kind of movable latch assembly that the embodiment of the present invention provides.
Wherein, 1 pushing hands, 2 bolt rods, 3 latch box bases, 4 latch housings, 5 baffle plates, 6 back-moving springs, 7 latch boxes, 8 insurance holes, 9 bolt rod chamferings, 10 insurance shell bases, 11 insurance housings, 12 spring locating pieces, 13 handles, 14 safety plug fixed blocks, 15 insurance cavitys, 16 retainer springs, 17 safety plugs, 18 spheroform surfaces.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
See Fig. 1, Fig. 1 is the main sectional view of movable latch assembly, comprise bolt rod 2 and latch box 7, bolt rod 2 is installed in latch box 7, latch box 7 comprises latch housing 4 and latch box base 3, also comprise safety box, safety box comprises insurance housing 11 and insurance shell base 10, insurance housing 11 has the latch through hole coordinating with bolt rod 2, in insurance housing 11, be equipped with safety plug 17, retainer spring 16 and spring locating piece 12, spring locating piece 12 is fixed on the middle and lower part of safety plug 17, retainer spring 16 lower ends are connected with spring locating piece 12, and be sleeved on the safety plug 17 of spring locating piece 12 tops, insurance housing 11 tops are provided with safety plug fixed block 14, the upper end of safety plug 17 passes insurance housing 11 tops and safety plug fixed block 14, on bolt rod 2, be fixed with the baffle plate 5 that prevents bolt rod 2 landing from latch box 7, baffle plate 5 is in latch housing 4, bolt rod 2 is also provided with insurance hole 8, and the diameter in insurance hole 8 is greater than the diameter of safety plug 17, is provided with the back-moving spring 6 resetting for bolt rod 2 in latch housing 4.
In embodiments of the present invention, latch comprises bolt rod 2 and latch box 7, bolt rod 2 is installed in latch box 7, wherein, bolt rod 2 and latch box 7 are arranged on back door, in the position of the corresponding bolt rod 2 of doorframe, safety box are installed, safety box comprises insurance housing 11 and insurance housing 11 bases, between insurance housing 11 and insurance housing 11 bases, form the insurance cavity 15 with spatial accommodation, insurance housing 11 has the latch through hole coordinating with bolt rod 2, the position alignment bolt rod 2 of latch through hole.Latch box 7 bases 3 are fixed on door, bolt rod 2 is placed on base, latch housing 4 is buckled on latch box 7 bases 3, bolt rod 2 is fixed with baffle plate 5, back-moving spring 6 is all placed in latch housing 4 with baffle plate 5, back-moving spring 6 can be fixedly connected with baffle plate 5 one end, and the other end is fixedly connected with the inwall of latch housing 4, also can directly be placed in latch housing 4.Bolt rod 2 has insurance hole 8, in insurance housing 11, be equipped with safety plug 17, the middle and lower part of safety plug 17 is fixed with spring locating piece 12, spring locating piece 12 tops are set with retainer spring 16, insurance housing 11 tops are provided with safety plug fixed block 14, and the upper end of safety plug 17 passes insurance housing 11 tops and safety plug fixed block 14, and safety plug fixed block 14 pins safety plug 17 by spiral way or other modes, prevent that safety plug 17 drops are long, be unfavorable for slipping in insurance hole 8.Wherein, when device, the position on safety plug 17 bases is lower than the position at bolt rod 2 tops.The cross section of safety plug 17 is set to circle or polygon, and the cross section of bolt rod 2 also can be set to circle or polygon.
See Fig. 2, Fig. 2 is the duty sectional view of movable latch assembly, on one section at bolt rod 2 outside latch box 7, be fixed with pushing hands 1, latch is in the time of work, holding pushing hands 1 slides latch toward the direction of insurance housing 11, night bolt bottom is slipped in insurance hole 8, the slightly larger in diameter in insurance hole 8 is in the diameter of safety plug 17, safety plug 17 bottoms are spheroform surface 18 towards one end of bolt rod 2, conveniently slip into insurance hole 8, bolt rod 2 has bolt rod chamfering 9 near one end of insurance housing 11, when reducing friction, be also convenient to safety plug 17 and slip into insurance hole 8 from bolt rod 2, insurance hole 8 openings are offered chamfering, reduce safety plug 17 and the friction of insuring hole 8.Be provided with handle 13 at the top of safety plug 17, need to open the door time, mention handle 13, back-moving spring 6 resets according to bounce, gives 5 one buffer brakes of baffle plate, makes baffle plate 5 drive bolt rod 2 automatically toward resilience, without manually bolt rod 2 being back into initial position.Wherein, back-moving spring 6 can be set to helical spring or cone shaped spring, and cone shaped spring can extend the stroke of spring in the time of bounce-back.
Movable latch assembly of the present invention comprises bolt rod 2 and latch box 7, bolt rod 2 is installed in latch box 7, latch box 7 comprises latch housing 4 and latch box 7 bases 3, also comprise safety box, safety box comprises insurance housing 11 and insurance shell base 10, insurance housing 11 has the latch through hole coordinating with bolt rod 2, in insurance housing 11, be equipped with safety plug 17, retainer spring 16 and spring locating piece 12, spring locating piece 12 is fixed on the middle and lower part of safety plug 17, retainer spring 16 lower ends are connected with spring locating piece 12, and be sleeved on the safety plug 17 of spring locating piece 12 tops, insurance housing 11 tops are provided with safety plug fixed block 14, the upper end of safety plug 17 passes insurance housing 11 tops and safety plug fixed block 14, on bolt rod 2, be fixed with the baffle plate 5 that prevents bolt rod 2 landing from latch box 7, baffle plate 5 is in latch housing 4, bolt rod 2 is also provided with insurance hole 8, and the diameter in insurance hole 8 is greater than the diameter of safety plug 17, is provided with the back-moving spring 6 resetting for bolt rod 2 in latch housing 4.Bolt rod 2 is slided to insurance housing 11, and compression reseting spring 6, slips in insurance hole 8 safety plug 17, realize bolt self-locking, safety plug 17 is extracted from insurance hole 8, and back-moving spring 6 back slides baffle plate 5 by bounce, thereby realizes the automatic rebounding of bolt rod 2.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a movable latch assembly, comprise bolt rod (2) and latch box (7), described bolt rod (2) is installed in latch box (7), described latch box (7) comprises latch housing (4) and latch box base (3), it is characterized in that: also comprise safety box, described safety box comprises insurance housing (11) and insurance shell base (10), described insurance housing (11) has the latch through hole coordinating with described bolt rod (2), in described insurance housing (11), be equipped with safety plug (17), retainer spring (16) and spring locating piece (12), described spring locating piece (12) is fixed on the middle and lower part of described safety plug (17), described retainer spring (16) lower end is connected with spring locating piece (12), and be sleeved on the safety plug (17) of spring locating piece (12) top, described insurance housing (11) top is provided with safety plug fixed block (14), the upper end of described safety plug (17) passes insurance housing (11) top and safety plug fixed block (14), on described bolt rod (2), be fixed with the baffle plate (5) that prevents bolt rod (2) landing from latch box (7), described baffle plate (5) is in described latch housing (4), described bolt rod (2) is also provided with insurance hole (8), the diameter in described insurance hole (8) is greater than the diameter of safety plug (17), is provided with the back-moving spring (6) resetting for bolt rod (2) in described latch housing (4).
2. movable latch assembly as claimed in claim 1, is characterized in that, described safety plug (17) bottom is spheroform surface (18) towards one end of bolt rod (2).
3. movable latch assembly as claimed in claim 1 or 2, is characterized in that, described bolt rod (2) has bolt rod chamfering near one end of insurance housing (11).
4. movable latch assembly as claimed in claim 1, is characterized in that, on outside latch box (7) one section of described bolt rod (2), is fixed with pushing hands (1).
5. movable latch assembly as claimed in claim 1, is characterized in that, the top of described safety plug (17) is provided with handle (13).
6. movable latch assembly as claimed in claim 1, is characterized in that, described back-moving spring (6) is helical spring or cone shaped spring.
7. movable latch assembly as claimed in claim 1, is characterized in that, the cross section of described bolt rod (2) is circle or polygon.
8. movable latch assembly as claimed in claim 1, is characterized in that, the opening in described insurance hole (8) has chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410049478.3A CN103806769A (en) | 2014-02-13 | 2014-02-13 | Movable bolt component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410049478.3A CN103806769A (en) | 2014-02-13 | 2014-02-13 | Movable bolt component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103806769A true CN103806769A (en) | 2014-05-21 |
Family
ID=50704104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410049478.3A Pending CN103806769A (en) | 2014-02-13 | 2014-02-13 | Movable bolt component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103806769A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992470A (en) * | 2017-05-06 | 2017-07-28 | 国网山东省电力公司枣庄供电公司 | A kind of bow and crossbow formula 10kV circuits throw line device |
| CN107086445A (en) * | 2017-05-15 | 2017-08-22 | 浙江全瑞本科技股份有限公司 | Cabinet lockset |
| CN107587802A (en) * | 2017-08-31 | 2018-01-16 | 宁波埃迪五金工贸有限公司 | Door lock |
| CN115256186A (en) * | 2022-07-11 | 2022-11-01 | 浙江鑫淼汽车部件有限公司 | High-uniformity surface polishing and grinding device and surface polishing method for skylight guide rail |
| CN117718302A (en) * | 2023-12-13 | 2024-03-19 | 北京国马斯尔福实验室设备有限责任公司 | Fume chamber window anti-falling device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2209202Y (en) * | 1994-07-13 | 1995-10-04 | 朱龚彪 | Self-locking bolt for door or window |
| RU2107797C1 (en) * | 1996-05-30 | 1998-03-27 | Евгений Васильевич Бусыгин | Door bolt with handle-button |
| US20060186673A1 (en) * | 2005-02-23 | 2006-08-24 | Ming-Fuh Wong | Latch assembly |
| US7172222B1 (en) * | 2003-09-18 | 2007-02-06 | The Godfrey Conveyor Company, Inc. | Concealed spring marine gate latch |
| CN201110067Y (en) * | 2007-06-07 | 2008-09-03 | 郑杰锋 | Spring type window locating pin |
| CN202645208U (en) * | 2012-04-11 | 2013-01-02 | 张建平 | Safety pin |
-
2014
- 2014-02-13 CN CN201410049478.3A patent/CN103806769A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2209202Y (en) * | 1994-07-13 | 1995-10-04 | 朱龚彪 | Self-locking bolt for door or window |
| RU2107797C1 (en) * | 1996-05-30 | 1998-03-27 | Евгений Васильевич Бусыгин | Door bolt with handle-button |
| US7172222B1 (en) * | 2003-09-18 | 2007-02-06 | The Godfrey Conveyor Company, Inc. | Concealed spring marine gate latch |
| US20060186673A1 (en) * | 2005-02-23 | 2006-08-24 | Ming-Fuh Wong | Latch assembly |
| CN201110067Y (en) * | 2007-06-07 | 2008-09-03 | 郑杰锋 | Spring type window locating pin |
| CN202645208U (en) * | 2012-04-11 | 2013-01-02 | 张建平 | Safety pin |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992470A (en) * | 2017-05-06 | 2017-07-28 | 国网山东省电力公司枣庄供电公司 | A kind of bow and crossbow formula 10kV circuits throw line device |
| CN107086445A (en) * | 2017-05-15 | 2017-08-22 | 浙江全瑞本科技股份有限公司 | Cabinet lockset |
| CN107587802A (en) * | 2017-08-31 | 2018-01-16 | 宁波埃迪五金工贸有限公司 | Door lock |
| CN115256186A (en) * | 2022-07-11 | 2022-11-01 | 浙江鑫淼汽车部件有限公司 | High-uniformity surface polishing and grinding device and surface polishing method for skylight guide rail |
| CN117718302A (en) * | 2023-12-13 | 2024-03-19 | 北京国马斯尔福实验室设备有限责任公司 | Fume chamber window anti-falling device |
| CN117718302B (en) * | 2023-12-13 | 2024-08-13 | 北京国马斯尔福实验室设备有限责任公司 | Fume chamber window anti-falling device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140521 |