CN101782097A - Multi-stage dead bolt device - Google Patents
Multi-stage dead bolt device Download PDFInfo
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- CN101782097A CN101782097A CN201010115274A CN201010115274A CN101782097A CN 101782097 A CN101782097 A CN 101782097A CN 201010115274 A CN201010115274 A CN 201010115274A CN 201010115274 A CN201010115274 A CN 201010115274A CN 101782097 A CN101782097 A CN 101782097A
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- latch
- dead bolt
- bolt device
- bolt
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Abstract
The invention relates to a multi-stage dead bolt device which comprises a bolt fixing seat, a bolt and a spring, wherein the bolt fixing seat comprises a side plate and two end plates extending from both ends of the side plate in a parallel way; a pin of the bolt passes through the two end plates of the bolt fixing seat, and the pin is provided with a limit pin between the two end plates; the spring is sleeved on the bolt shaft, and both ends of the spring are respectively abutted against the upper end plate and the limit pin; and the side plate of the bolt fixing seat is provided with at least one row of limit plates used for locking the bolt at intervals. In the dead bolt device, a plurality of rows of limit plates are arranged in the bolt fixing seat so as to achieve the purpose of multi-stage locking according to actual requirements, and the problem of bolt resetting is solved. Meanwhile, the invention can also prevent the condition that the bolt drives the limit pin to rotate because of the rotation of the bolt under high vibration occasions, which results in the failure of the bolt resetting.
Description
Technical field
The present invention relates to a kind of bolt device, more particularly, relate to a kind of fastening screw device with multistage lock function.
Background technique
Bolt device is a kind of positioning device that all kinds equipment often uses.Its positioning performance has influence on the overall performance of equipment usually, especially for the big main equipment of load capacity.
See also Fig. 1, be existing a kind of bolt device.As shown in Figure 1, this bolt device mainly is made of latch fixed base 5, latch 3, spring 4 and position limit pin 2.Latch 3 is limited in the hole of two end plates of latch fixed base 5 and moves axially, the position limit pin 2 vertical correct positions that insert in the latches 3, and spring 4 is socketed on the latch 3, and an end of spring 4 is connected to the inner bottom surface of upper head plate, and the other end is connected on the position limit pin 2.Therefore, the elastic force that spring 4 produces promotes the inner bottom surface of position limit pin 2 to lower end sheet, thereby spacing to latch 3 generations, and latch 3 is inserted in the device that needs the location.In the time latch 3 need being extracted out in the device of location, can give the pulling force that latch 3 makes progress by the pin handle that is enclosed with gum cover 1 of latch 3, thereby overcome the elastic force of spring 4, latch 3 is extracted in the device of needs location.
Yet there is following defective in above-mentioned latch structure.At first, after extracting in the device that latch 3 is located from needs, if unclamp the pin handle of latch 3, then owing to the restoring force of spring 4, latch 3 can enter in the device that needs the location once more.Secondly, above-mentioned bolt device can only be finished the single-stage position and lock, and can not satisfy the multistage locking demand of different positions.
Summary of the invention
The technical problem to be solved in the present invention is, easily resets and can not satisfy the defective of multistage locking at the above-mentioned latch of existing bolt device, and a kind of fastening screw device with multistage lock function is provided.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of multi-stage dead bolt device, comprise the latch fixed base, latch and spring, described latch fixed base comprises side plate and the two end plates that is extended in parallel out by described side plate two ends, the bearing pin of described latch wears the two end plates of described latch fixed base, and described bearing pin is provided with a position limit pin between two end plates, described spring housing is connected on the described bearing pin and two ends are connected to respectively on upper head plate and the position limit pin, and is interval with the limiting board that at least one row is used to lock described latch on the side plate of described latch fixed base.
In multi-stage dead bolt device of the present invention, comprise two spacing daughter boards in the described limiting board about the bearing pin symmetrical distribution of latch.
In multi-stage dead bolt device of the present invention, described spacing daughter board outward edge is provided with bending part.
In multi-stage dead bolt device of the present invention, described spacing daughter board is weldingly fixed on the side plate of described latch fixed base.
In multi-stage dead bolt device of the present invention, described spacing daughter board is fixed on the side plate of described latch fixed base by fastening piece.
In multi-stage dead bolt device of the present invention, the limiting board that described at least one row is used to lock described latch evenly is arranged at intervals at the side plate of described latch fixed base.
In multi-stage dead bolt device of the present invention, described limiting board is 1 to 5 row.
In multi-stage dead bolt device of the present invention, described limiting board is 3 rows.
In multi-stage dead bolt device of the present invention, described latch also comprises a pin handle, and described pin handle is provided with gum cover outward.
In multi-stage dead bolt device of the present invention, described position limit pin is the vertical resilient key that inserts in the latch.
Implement multi-stage dead bolt device of the present invention, have following beneficial effect: thus bolt device of the present invention can be realized the purpose of multistage locking by actual demand by many row's limiting boards are set in the latch fixed base, and solved the problem that latch resets simultaneously; The present invention simultaneously can also prevent that latch from driving the position limit pin rotation because latch rotates under height vibrations occasion, thus the problem that the latch reset response was lost efficacy.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of existing bolt device;
Fig. 2 is the structural representation of multi-stage dead bolt device in the preferred embodiment of the present invention;
Fig. 3 is the front view of latch fixed base in the preferred embodiment of the present invention;
Fig. 4 is the left view of latch fixed base in the preferred embodiment of the present invention;
Fig. 5 is the schematic representation that multi-stage dead bolt device is used in the preferred embodiment of the present invention;
Fig. 6 is the partial sectional view that multi-stage dead bolt device is used in the preferred embodiment of the present invention.
Embodiment
In order to make purpose of the present invention, technological scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.
See also Fig. 2, be the structural representation of multi-stage dead bolt device in the preferred embodiment of the present invention.As shown in Figure 2, multi-stage dead bolt device provided by the invention comprises latch fixed base 8, latch 7 and spring 10 at least.
In preferred embodiments more of the present invention, latch fixed base 8 is " U " type, comprises that side plate 83 and the two end plates that is extended in parallel out by side plate 83 two ends are upper head plate 81 and lower end sheet 82.Wherein, upper head plate 81 and lower end sheet 82 are equipped with through hole.And the bearing pin 72 of latch 7 wears the two end plates of latch fixed base 8, promptly passes by the through hole of upper head plate 81 and the through hole of lower end sheet 82 successively, thereby inserts in the device that needs the location.The bearing pin 72 of latch 7 only can move axially or rotate.Between upper head plate 81 and lower end sheet 82, be provided with a position limit pin 11 on the latch 7.Spring 10 is socketed on the described bearing pin 72 and two ends are connected to respectively on upper head plate 81 and the position limit pin 11.By said structure, the elastic force that spring 10 produces promotes the inner bottom surface of position limit pin 11 to lower end sheet 82, thereby spacing to latch 7 generations, and latch 7 is inserted in the device that needs the location.In some preferred embodiments, position limit pin 11 is the standard elastic pin.Promptly make the radius-zoom-out of position limit pin 11, in the hole that position limit pin 11 is inserted on the bearing pin 72, unclamp external force more then, it can not deviate from the hole of bearing pin 72 internal fixation by position limit pin 11 spring-back forces own by external force.In addition, the present invention also comprises a pin handle 71 at latch 7, is provided with gum cover 6 outside the pin handle 71, so that user's operation.Gum cover 6 can be made with ordinary rubber, and cost is lower, and manufacturing process is simple, and reliable in function is easy to operate.As select for use metallic material to increase its antirust, anti-corrosion function at post processing modes such as the surface of metalwork part plating white zine, color zinc, galvanizings, make its outward appearance more attractive in appearance.
Unique distinction of the present invention is, is interval with the limiting board 9 that at least one row is used for dead bolt 7 on the side plate of latch fixed base 8.And limiting board 9 is arranged between upper head plate 81 and the lower end sheet 82.Therefore, except lower end sheet 82 can to position limit pin 11 carry out spacing, each arrange limiting board 9 all can carry out position limit pin 11 spacing, thereby make latch 7 insert the different degree of depth downwards, to realize multistage locking.Between many row's limiting boards 9, and and upper head plate 81 and lower end sheet 82 between distance can be provided with as required, thereby satisfy the location requirement of diverse location.In preferred embodiments more of the present invention, the limiting board 9 that at least one row is used to lock described latch evenly is arranged at intervals at the side plate 83 of latch fixed base 8.
In preferred embodiments more of the present invention, limiting board 9 is fixed on the side plate 83 of latch fixed base 8, and every row's limiting board 9 comprises two spacing daughter boards in the same plane, i.e. the first spacing daughter board 91 and the second spacing daughter board 92.Wherein, the first spacing daughter board 91 and the second spacing daughter board 92 are symmetrically distributed in bearing pin 72 both sides of latch 7, leave the space between the first spacing daughter board 91 and the second spacing daughter board 92 so that be moving axially and rotating of bearing pin 72 thereby make, and the elastic strain of spring 10 provides the space.The first spacing daughter board 91 and the second spacing daughter board 92 can be fixed on the side plate 83 of latch fixed base 8 by welding or fastening piece, also can use any mode well known to those skilled in the art and side plate 83 fixing.
See also Fig. 3 and Fig. 4, be respectively the front view and the left view of latch fixed base 8 in the preferred embodiment of the present invention.In preferred embodiments more of the present invention, 1 to 5 row's limiting board 9 can be set.As shown in Figure 3 and Figure 4, in the present embodiment, evenly be provided with 3 row's limiting boards 9.What deserves to be mentioned is that the present invention is provided with bending part at spacing daughter board outward edge.In conjunction with shown in Figure 2, the first spacing daughter board, 91 edges are provided with first bending part, 911, the second spacing daughter boards, 92 edges and are provided with second bending part 921.Because latch 7 possibilities are sense of rotation owing to vibrate, make position limit pin 11 break away from limiting boards 9, so adopt the form of this bending plate at the edge of limiting board 9, can effectively prevent owing to vibrations make the limit function inefficacy.Therefore, bolt device provided by the invention is applicable to the strong motion occasion.
See also Fig. 5 and Fig. 6, be respectively multi-stage dead bolt device is used in the preferred embodiment of the present invention schematic representation and partial sectional view.Bolt device provided by the invention is used very extensive, can be used to solve the orientation problem of location, support and other structural member of location, the door of pin or axle.As shown in Figure 5 and Figure 6, the specific embodiment that on SFW6130, uses for multi-stage dead bolt device of the present invention.Wherein latch fixed base 8 is fixed on the fixed plate 12, and mobile plate 14 can rotate around axle 13, and supporting leg 15 is enclosed within the sleeve pipe 16.Therefore, when position limit pin 11 is in 9 times side spaces of all limiting boards, during promptly with the lower end sheet butt, latch 7 will pass mobile plate 14, sleeve pipe 16, supporting leg 15, with three's locking position.When needs take out supporting leg 15 in sleeve pipe, then upwards stir latch 7 and rotate latch 7, so that position limit pin 11 is smoothly by descending most the space between row's limiting board, this moment, spring 10 was compressed, turn round latch 7 once more, thereby make position limit pin 11 be connected on the limiting board that descends row most by the restoring force of spring 10.As shown in Figure 7, only insert in the mobile plate 14 bottom of latch 7, and supporting leg 15, sleeve pipe 16 all are in active state at this moment.And mobile plate 14 is fixing by latch 7.When position limit pin 11 being pulled to middle limiting board butt, mobile plate 14 supporting legs 15 and sleeve pipe 16 all are in active state.Just can realize exactly the associated components of diverse location is positioned by said structure.
The visual stressed size of material and the Environmental Conditions of most of part of the present invention (except that gum cover 6) are selected general steel or plastics for use, and the physical dimension of whole latch can become big or dwindles according to concrete needs, to satisfy the needs of stressed size.It is various that the latch fixed base is tied 8 configuration formulas, adds that by two blocks of side plates two spacing holes form substantially, can fuse, but split, the position, hole can be circular, also can be rectangle, U-shaped, opening etc. other shape.The shape of latch fixed base 8 is the shape of fixed position and changing as required also, when being fixed on dull and stereotyped going up, can make flat board to be mated, and when on the fixing curved surface, can make corresponding curved surface and match with it.Fixing mode can adopt screw to connect, also can adopt alternate manners such as welding, riveted joint.The shape of latch 7 can be shown in Figure 2, also can be T shape or other shape.Position limit pin 11 and limiting board 9 structures are various, do not state tired at this.Because each position can change its size and thickness according to actual needs, so the present invention can be used as the fastening screw device on the main equipment.
The present invention is described according to specific embodiment, but it will be understood by those skilled in the art that when not breaking away from the scope of the invention, can carry out various variations and be equal to replacement.In addition, for adapting to the specific occasion or the material of the technology of the present invention, can carry out many modifications and not break away from its protection domain the present invention.Therefore, the present invention is not limited to specific embodiment disclosed herein, and comprises that all drop into the embodiment of claim protection domain.
Claims (10)
1. multi-stage dead bolt device, comprise latch fixed base (8), latch (7) and spring (10), described latch fixed base (8) comprises side plate (83) and the two end plates (81 that is extended in parallel out by described side plate (83) two ends, 82), the bearing pin (72) of described latch (7) wears the two end plates (81 of described latch fixed base (8), 82), and described bearing pin (72) is in two end plates (81,82) be provided with a position limit pin (11) between, described spring (10) is socketed on the described bearing pin (72) and two ends are connected to respectively on upper head plate (81) and the position limit pin (11), it is characterized in that, be interval with the limiting board (9) that at least one row is used to lock described latch (7) on the side plate (83) of described latch fixed base (8).
2. multi-stage dead bolt device according to claim 1 is characterized in that, comprises the two spacing daughter boards (91,92) about bearing pin (72) symmetrical distribution of latch (7) in the described limiting board (9).
3. multi-stage dead bolt device according to claim 2 is characterized in that, described spacing daughter board (91,92) outward edge is provided with bending part (911,921).
4. according to claim 2 or 3 described multi-stage dead bolt devices, it is characterized in that described spacing daughter board (91,92) is weldingly fixed on the side plate (83) of described latch fixed base (8).
5. according to claim 2 or 3 described multi-stage dead bolt devices, it is characterized in that described spacing daughter board (91,92) is fixed on the side plate (83) of described latch fixed base (8) by fastening piece.
6. multi-stage dead bolt device according to claim 1 is characterized in that, described limiting board (9) evenly is arranged at intervals on the side plate (83) of described latch fixed base (8).
7. multi-stage dead bolt device according to claim 1 is characterized in that, described limiting board (9) is 1 to 5 row.
8. multi-stage dead bolt device according to claim 1 is characterized in that, described limiting board (9) is 3 rows.
9. multi-stage dead bolt device according to claim 1 is characterized in that, described latch (7) also comprises a pin handle (71), the outer gum cover (6) that is provided with of described pin handle (71).
10. multi-stage dead bolt device according to claim 1 is characterized in that, described position limit pin (11) is the vertical resilient key that inserts in the latch (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010115274A CN101782097A (en) | 2010-02-23 | 2010-02-23 | Multi-stage dead bolt device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010115274A CN101782097A (en) | 2010-02-23 | 2010-02-23 | Multi-stage dead bolt device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101782097A true CN101782097A (en) | 2010-07-21 |
Family
ID=42522223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010115274A Pending CN101782097A (en) | 2010-02-23 | 2010-02-23 | Multi-stage dead bolt device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101782097A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661304A (en) * | 2012-05-03 | 2012-09-12 | 冯世英 | Rope clamp rod positioning pin |
| CN102668823A (en) * | 2012-05-24 | 2012-09-19 | 福田雷沃国际重工股份有限公司 | Combine harvester with grain tank device capable of being horizontally moved out |
| CN102979789A (en) * | 2012-11-16 | 2013-03-20 | 桂林海威科技有限公司 | Self-lock connecting buckling part |
| CN103851584A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Lamp and rotation device thereof |
| CN103851050A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Bolt |
| CN104214716A (en) * | 2013-05-31 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Lamp post rotating angle fixing device |
| CN104456272A (en) * | 2013-09-13 | 2015-03-25 | 海洋王（东莞）照明科技有限公司 | Project lamp |
| CN104582364A (en) * | 2014-12-24 | 2015-04-29 | 宁波一舟精密机械制造有限公司 | Cabinet door installation structure of equipment cabinet |
| CN109249492A (en) * | 2018-10-18 | 2019-01-22 | 卢乐 | A kind of plate split pressing machine |
| CN109397205A (en) * | 2018-10-23 | 2019-03-01 | 国运科技（大连）有限公司 | A kind of processing platform and cast iron platform |
| CN109480678A (en) * | 2018-12-30 | 2019-03-19 | 宗树琛 | A kind of toilet paper holder with preferable leakproofness |
| CN112461277A (en) * | 2020-11-12 | 2021-03-09 | 捷利升科技(深圳)有限公司 | Energy measuring device |
| CN112935680A (en) * | 2021-03-30 | 2021-06-11 | 安徽江淮汽车集团股份有限公司 | Welding positioning device |
| CN114109019A (en) * | 2021-11-29 | 2022-03-01 | 福建宏盛建设集团有限公司 | Green's building templates |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201301851Y (en) * | 2008-11-21 | 2009-09-02 | 成都飞机工业（集团）有限责任公司 | Spring positioning pin |
-
2010
- 2010-02-23 CN CN201010115274A patent/CN101782097A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201301851Y (en) * | 2008-11-21 | 2009-09-02 | 成都飞机工业（集团）有限责任公司 | Spring positioning pin |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661304A (en) * | 2012-05-03 | 2012-09-12 | 冯世英 | Rope clamp rod positioning pin |
| CN102668823A (en) * | 2012-05-24 | 2012-09-19 | 福田雷沃国际重工股份有限公司 | Combine harvester with grain tank device capable of being horizontally moved out |
| CN102979789B (en) * | 2012-11-16 | 2015-05-06 | 桂林海威科技有限公司 | Self-lock connecting buckling part |
| CN102979789A (en) * | 2012-11-16 | 2013-03-20 | 桂林海威科技有限公司 | Self-lock connecting buckling part |
| CN103851584A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Lamp and rotation device thereof |
| CN103851050A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Bolt |
| CN103851584B (en) * | 2012-11-30 | 2016-06-29 | 海洋王（东莞）照明科技有限公司 | Light fixture and tumbler thereof |
| CN103851050B (en) * | 2012-11-30 | 2016-01-27 | 海洋王（东莞）照明科技有限公司 | Latch |
| CN104214716A (en) * | 2013-05-31 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Lamp post rotating angle fixing device |
| CN104214716B (en) * | 2013-05-31 | 2017-06-27 | 深圳市海洋王照明工程有限公司 | Rotating lamp pole angle fixing device |
| CN104456272A (en) * | 2013-09-13 | 2015-03-25 | 海洋王（东莞）照明科技有限公司 | Project lamp |
| CN104582364A (en) * | 2014-12-24 | 2015-04-29 | 宁波一舟精密机械制造有限公司 | Cabinet door installation structure of equipment cabinet |
| CN109249492A (en) * | 2018-10-18 | 2019-01-22 | 卢乐 | A kind of plate split pressing machine |
| CN109397205A (en) * | 2018-10-23 | 2019-03-01 | 国运科技（大连）有限公司 | A kind of processing platform and cast iron platform |
| CN109397205B (en) * | 2018-10-23 | 2022-05-20 | 大连巨人北斗高新技术开发有限公司 | Processing platform and cast iron platform |
| CN109480678A (en) * | 2018-12-30 | 2019-03-19 | 宗树琛 | A kind of toilet paper holder with preferable leakproofness |
| CN112461277A (en) * | 2020-11-12 | 2021-03-09 | 捷利升科技(深圳)有限公司 | Energy measuring device |
| CN112935680A (en) * | 2021-03-30 | 2021-06-11 | 安徽江淮汽车集团股份有限公司 | Welding positioning device |
| CN112935680B (en) * | 2021-03-30 | 2022-08-02 | 安徽江淮汽车集团股份有限公司 | Welding positioning device |
| CN114109019A (en) * | 2021-11-29 | 2022-03-01 | 福建宏盛建设集团有限公司 | Green's building templates |
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Application publication date: 20100721 |