CN102755701B - Lateral pressure type self-locking device - Google Patents
Lateral pressure type self-locking device Download PDFInfo
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- CN102755701B CN102755701B CN201210239049.3A CN201210239049A CN102755701B CN 102755701 B CN102755701 B CN 102755701B CN 201210239049 A CN201210239049 A CN 201210239049A CN 102755701 B CN102755701 B CN 102755701B
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- locking device
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Abstract
The invention discloses a lateral pressure type self-locking device which comprises a shell, wherein the shell is provided with a fixed shell wall and a movable shell wall; the fixed shell wall and the movable shell wall are enclosed to form a cavity at the middle part of the shell; the movable shell wall is provided with a guide groove; guide holes are formed respectively arranged at the upper end and the lower end of the guide groove; the guide groove is communicated with the cavity; and a bracket is also arranged on the inner wall of the shell and is provided with a rolling wheel shaft. The lateral pressure type self-locking device has the advantages that a connector can successfully pass through the lateral pressure type self-locking device without additional auxiliary operation, so that the safety hidden dangers are lowered; and in addition, the lateral pressure type self-locking device is contacted with a steel strand in a rolling way, so that the motion ability of the lateral pressure type self-locking device is improved, and the abrasion of the steel strand is also reduced.
Description
Technical field
The present invention relates to a kind of steel strand wires falling proof device, especially relate to a kind of self-locking device.
Background technology
Existing steel strand wires falling proof device has generally included the parts such as frenulum, safety rope, connector and self-locking device, and wherein self-locking device is the core component of such device.Such self-locking device, when the connector, needs manual additional move that steel strand wires are pulled out to connector conventionally, until self-locking device smoothly by after again steel strand wires are retracted in connector.Because such self-locking device needs extra auxiliary operation when by connector, increased operating personnel's workload, also brought potential safety hazard simultaneously.
Summary of the invention
Based on this, the invention reside in the defect that overcomes prior art, a kind of side compression type self-locking device is provided, it can pass through connector voluntarily, has reduced the extra auxiliary operation of staff.
Its technical scheme is as follows:
A kind of side compression type self-locking device, comprise housing, described housing is provided with fixedly shell wall and movable shell wall, it is characterized in that, described fixedly shell wall and movable shell wall surround a cavity at housing middle part, on described movable shell wall, be also provided with guide groove, the upper and lower two ends of guide groove are respectively equipped with leads mouth, and described guide groove communicates with described cavity.
Below further technical scheme is described:
Described movable shell wall includes two movable frids, and an edge of described movable frid is provided with turning cylinder, and this edge is connected to fixedly on shell wall by described turning cylinder, and another edge forms described guide groove.
Described profile of leading mouthful is arc funnel-form, described in lead and mouthful along the shell end of leading mouthful place, in the direction at housing middle part, dwindling gradually.
The described movable shell wall shell wall that is relatively fixed is provided with deep-slotted chip breaker, is provided with chute mouth in deep-slotted chip breaker.
Described side compression type self-locking device also includes rocking arm, support arm and side pressure parts, described support arm is fixed on one end of housing, and be provided with pivot shaft, the middle part of described rocking arm is connected on support arm by this pivot shaft, this rocking arm and pivot shaft form lever construction jointly, and one end of described rocking arm sees through described chute mouth and is connected with the side pressure parts that are positioned at housing.
Described side compression type self-locking device also includes descending spring, and the two ends of described descending spring are connected to rocking arm and are relatively fixed on the outer wall of shell wall with movable shell wall.
Curved of described side pressure parts, and match with described deep-slotted chip breaker.
Described inner walls is provided with support, on described support, is provided with rolling shaft, and described support and rolling shaft thereof are positioned at the two ends of housing.
Especially, the support being fixed on fixing shell wall inwall is "T"-shaped, and the support on the inwall of movable shell wall is " 7 " shape frame, on described support, is provided with rolling shaft.
Described housing is provided with three fixedly shell walls, on the fixedly shell wall described in one of them, is also provided with fastener, and described "T"-shaped is movably connected in this fixedly on shell wall by this fastener.
Below the advantage of aforementioned techniques scheme or principle are described:
1, this side compression type self-locking device is provided with guide groove, and leading of this guide groove mouthful can enter self-locking device by guidance connector,
And the cavity at guide groove and housing middle part communicates, so just can make the self-locking device of connector described in being smoothly through, thereby reduce operating personnel's operation bidirectional, also reduced safe hidden danger.
2, movable shell wall is mainly comprised of two movable frids, and when operating personnel need to can open movable frid by self-locking device when steel strand wires are taken off around rotating axial shell inner rotary, self-locking device can successfully be taken off.
The profile of 3, leading mouthful is arc funnel-form, its easily guidance connector by described self-locking device.
4, be provided with deep-slotted chip breaker with the movable shell wall shell wall that is relatively fixed, this deep-slotted chip breaker is used for holding side pressure parts, and curved of side pressure parts, match with deep-slotted chip breaker, thereby guaranteed the stable placement at the volley of side pressure parts, the chute mouth in deep-slotted chip breaker is to allow one end of rocking arm and the side pressure parts in housing couple together.
5, the rocking arm of side compression type self-locking device and the pivot shaft on support arm have formed lever construction, one end of rocking arm is also connected with side pressure parts simultaneously, such structure can make side compression type self-locking device realize the function of self-locking: when operating personnel on steel strand wires in static or while falling, operating personnel one end that the safety rope of institute's frenulum will pull rocking arm is with it towards the direction motion away from steel strand wires, the other end of rocking arm can drive side pressure parts extruding steel strand wires, thereby realizes the effect of self-locking; When operating personnel need move upward along steel strand wires, above-mentioned safety rope will drive one end of rocking arm towards the motion of steel strand wires direction, and side pressure parts will leave steel strand wires, thereby self-locking device can be moved upward.
6, side compression type self-locking device is also provided with descending spring, when operating personnel needs operation downwards, can buckle this descending spring, the two ends of descending spring are connected to rocking arm and are relatively fixed on the outer wall of shell wall with movable shell wall, and now descending spring will make side pressing block separated with steel strand wires, thereby is beneficial to moving down of operating personnel, instantly reduction of speed is spent when large; rocking arm can drive again side pressure parts extruding steel strand wires, realizes self-locking, and then has reached the effect that prevents tenesmus.
7, the inwall of housing is provided with support, support is provided with rolling shaft, thereby side compression type self-locking device is in motion process, and rolling shaft can contact with steel strand wires, this rolling contact has reduced the wearing and tearing of side compression type self-locking device to steel strand wires, has also improved the locomitivity of side compression type self-locking device.
8, the fixedly shell wall of housing is made as three, one of them fixedly "T"-shaped on shell wall by fastener, be flexibly connected in the above, thereby when side compression type self-locking device is in running order, if while having thing to be stuck in the region at rolling shaft place, can, by regulating this "T"-shaped, it be passed through smoothly.
Accompanying drawing explanation
Fig. 1 is the overall construction drawing of the side compression type self-locking device described in the embodiment of the present invention.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is that the B of Fig. 1 is to view.
Fig. 4 is the front view of the movable shell wall outer wall of side compression type self-locking device described in the embodiment of the present invention.
Description of reference numerals:
1, guide groove, 101, lead mouth, 2, movable frid, 3, housing, 4, fixing shell wall, 5, movable shell wall, 501, turning cylinder, 6, deep-slotted chip breaker, 601, chute mouth, 7, rocking arm, 8, support arm, 801, pivot shaft, 9, side pressure parts, 10, descending spring, 11, support, 11a, "T"-shaped, 11b, " 7 " shape frame, 12, rolling shaft, 13, cavity, 14, fastener, 15, steel strand wires, 16, fixed mount, 17, connector.
The specific embodiment
Below embodiments of the invention are elaborated:
As shown in Figure 2 and Figure 4, a kind of side compression type self-locking device, comprise housing 3, described housing 3 is provided with fixedly shell wall 4 and movable shell wall 5, described fixedly shell wall 4 and movable shell wall 5 surround a cavity 13 at housing 3 middle parts, on this activity shell wall 5, be also provided with guide groove 1, guide groove is respectively equipped with and leads mouthfuls 101 in two ends Shang Xia 1, and described guide groove 1 communicates with above-mentioned cavity 13.
Wherein, movable shell wall 5 includes two movable frids 2, and an edge of these two movable frids 2 is provided with turning cylinder 501, and this edge is all connected to fixedly on shell wall 4 by described turning cylinder 501, and another edge forms described guide groove 1.Leading mouthfuls 101 profile is arc funnel-form, described in lead mouthfuls 101 and dwindle gradually in the direction at housing 3 middle parts in housing 3 ends along leading mouthful 101 places.Be provided with deep-slotted chip breaker 6 with movable shell wall 5 shell wall 4 that is relatively fixed, in deep-slotted chip breaker 6, be provided with chute mouth 601.
As depicted in figs. 1 and 2, side compression type self-locking device also includes rocking arm 7, support arm 8 and side pressure parts 9, described support arm 8 is fixed on one end of housing 3, and be provided with pivot shaft 801, the middle part of described rocking arm 7 is connected on support arm 8 by this pivot shaft 801, the common lever construction that forms of this rocking arm 7 and pivot shaft 801, and one end of described rocking arm 7 sees through described chute mouth 601 and is connected with the side pressure parts 9 that are positioned at housing 3.Described side compression type self-locking device also includes descending spring 10, and the two ends of described descending spring 10 are connected to rocking arm 7 and are relatively fixed on the outer wall of shell wall 4 with movable shell wall 5.
Wherein, curved of side pressure parts 9, and match with described deep-slotted chip breaker 6.
As shown in figures 1 and 3, on housing 3 inwalls, be provided with support 11, on described support 11, be provided with rolling shaft 12, described support 11 and rolling shaft 12 thereof are positioned at the two ends of housing 3.
Especially, the support 11 being fixed on fixing shell wall 4 inwalls is "T"-shaped 11a, and the support 11 on the inwall of movable shell wall 5 is " 7 " shape frame 11b, on described support 11, is provided with rolling shaft 12.The fixedly shell wall 4 of described housing 3 is made as three, and one of them is fixedly also provided with fastener 14 on shell wall 4, and "T"-shaped above-mentioned 11a is movably connected in this fixedly on shell wall 4 by this fastener 14.
Further, movable shell wall 5 and fixedly shell wall 4 are also connected with fixed mount 16, one end of fixed mount 16 is fixed on fixedly on shell wall 4, the other end is connected on movable shell wall 5 by fastener 14, fixed mount 16 and movable shell wall 5 and fixedly shell wall 4 form a leg-of-mutton fixed structure, when movable shell wall 5 needs Unscrew, can carry out activity by extracting fastener 14.
The present embodiment has the following advantages:
1, this side compression type self-locking device is provided with guide groove 1, and leading of this guide groove 1 mouthfuls 101 can enter self-locking device by guidance connector 17,
And guide groove 1 communicates with the cavity 13 at housing 3 middle parts, so just can make connector 17 be smoothly through described self-locking device, thereby reduce operating personnel's operation bidirectional, also reduced safe hidden danger.
2, movable shell wall 5 is mainly comprised of two movable frids 2, and when operating personnel need to can open around turning cylinder 501 movable frid 2 by self-locking device when steel strand wires 15 are taken off to housing 3 inner rotary, self-locking device can successfully be taken off.
3, leading mouthfuls 101 profile is arc funnel-form, its easily guidance connector 17 by described self-locking device.
4, be provided with deep-slotted chip breaker 6 with movable shell wall 5 shell wall 4 that is relatively fixed, this deep-slotted chip breaker 6 is for holding side pressure parts 9, and curved of side pressure parts 9, match with deep-slotted chip breaker 6, thereby guaranteed side pressure parts 9 stable placement at the volley, the chute mouth 601 in deep-slotted chip breaker 6 is to allow one end of rocking arm 7 and the side pressure parts 9 in housing 3 couple together.
5, the rocking arm 7 of side compression type self-locking device and the pivot shaft 801 on support arm 8 have formed lever construction, one end of rocking arm 7 is also connected with side pressure parts 9 simultaneously, such structure can make side compression type self-locking device realize the function of self-locking: when operating personnel on steel strand wires 15 in static or while falling, operating personnel one end that the safety rope of institute's frenulum will pull rocking arm 7 is with it towards the direction motion away from steel strand wires 15, the other end of rocking arm 7 can drive side pressure parts 9 extruding steel strand wires 15, thereby realizes the effect of self-locking; When operating personnel need move upward along steel strand wires 15, above-mentioned safety rope will drive one end of rocking arm 7 towards steel strand wires 15 direction motions, and side pressure parts 9 will leave steel strand wires 15, thereby self-locking device can be moved upward.
6, side compression type self-locking device is also provided with descending spring 10, when operating personnel needs operation downwards, can buckle this descending spring 10, the two ends of descending spring 10 are connected to rocking arm 7 and are relatively fixed on the outer wall of shell wall 4 with movable shell wall 5, now descending spring 10 will make side pressing block separated with steel strand wires 15, thereby be beneficial to moving down of operating personnel, instantly reduction of speed is spent when large; rocking arm 7 can drive again side pressure parts 9 extruding steel strand wires 15; realize self-locking, and then reached the effect that prevents tenesmus.
7, the inwall of housing 3 is provided with support 11, support 11 is provided with rolling shaft 12, thereby side compression type self-locking device is in motion process, rolling shaft 12 can contact with steel strand wires 15, this rolling contact has reduced the wearing and tearing of side compression type self-locking device to steel strand wires 15, has also improved the locomitivity of side compression type self-locking device.
8, housing 3 is provided with three fixedly shell walls 4, one of them fixedly "T"-shaped 11a on shell wall 4 by fastener 14, be flexibly connected in the above, thereby when side compression type self-locking device is in running order, if while having thing to be stuck in the region at rolling shaft 12 places, can, by regulating this "T"-shaped 11a, it be passed through smoothly.
The above embodiment has only expressed the specific embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (7)
1. a side compression type self-locking device, comprise housing, described housing is provided with fixedly shell wall and movable shell wall, it is characterized in that, described fixedly shell wall and movable shell wall surround a cavity at housing middle part, on described movable shell wall, be also provided with guide groove, the upper and lower two ends of guide groove are respectively equipped with leads mouth, described guide groove communicates with described cavity, the described movable shell wall shell wall that is relatively fixed is provided with deep-slotted chip breaker, in deep-slotted chip breaker, be provided with chute mouth, this side compression type self-locking device also includes rocking arm, support arm and side pressure parts, described support arm is fixed on one end of housing, and be provided with pivot shaft, the middle part of described rocking arm is connected on support arm by this pivot shaft, this rocking arm and pivot shaft form lever construction jointly, one end of described rocking arm sees through described chute mouth and is connected with the side pressure parts that are positioned at housing, curved of described side pressure parts, and match with described deep-slotted chip breaker.
2. side compression type self-locking device according to claim 1, it is characterized in that, described movable shell wall includes two movable frids, and an edge of described movable frid is provided with turning cylinder, this edge is connected to fixedly on shell wall by described turning cylinder, and another edge forms described guide groove.
3. side compression type self-locking device according to claim 1, is characterized in that, described profile of leading mouthful is arc funnel-form, described in lead and mouthful along the shell end of leading mouthful place, in the direction at housing middle part, dwindling gradually.
4. side compression type self-locking device according to claim 1, is characterized in that, described side compression type self-locking device also includes descending spring, and the two ends of described descending spring are connected to rocking arm and are relatively fixed on the outer wall of shell wall with movable shell wall.
5. according to the side compression type self-locking device described in claim 1 to 4 any one, it is characterized in that, described inner walls is provided with support, on described support, is provided with rolling shaft, and described support and rolling shaft thereof are positioned at the two ends of housing.
6. side compression type self-locking device according to claim 5, is characterized in that, the support being fixed on fixing shell wall inwall is "T"-shaped, and the support on the inwall of movable shell wall is " 7 " shape frame, on described support, is provided with rolling shaft.
7. side compression type self-locking device according to claim 6, is characterized in that, the fixedly shell wall of described housing is made as three, on the fixedly shell wall described in one of them, is also provided with fastener, and described "T"-shaped is movably connected in this fixedly on shell wall by this fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210239049.3A CN102755701B (en) | 2012-07-11 | 2012-07-11 | Lateral pressure type self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210239049.3A CN102755701B (en) | 2012-07-11 | 2012-07-11 | Lateral pressure type self-locking device |
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| Publication Number | Publication Date |
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| CN102755701A CN102755701A (en) | 2012-10-31 |
| CN102755701B true CN102755701B (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210239049.3A Active CN102755701B (en) | 2012-07-11 | 2012-07-11 | Lateral pressure type self-locking device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108434626A (en) * | 2018-03-28 | 2018-08-24 | 北京国网富达科技发展有限责任公司 | A kind of falling proof device sliding self-locking device |
| CN109224337B (en) * | 2018-09-26 | 2023-10-20 | 广东四维科技有限公司 | Self-locking device special for steel wire rope |
| CN109914251A (en) * | 2019-03-18 | 2019-06-21 | 黄志敏 | A kind of bridge construction anti-drop device |
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| CN2805821Y (en) * | 2005-08-31 | 2006-08-16 | 郑汉生 | Automatic anti-fall protection device for ascending |
| CN201061100Y (en) * | 2007-07-16 | 2008-05-14 | 深圳市视聆通电力设备有限公司 | Steel strand track type anti-falling protector |
| CN201783107U (en) * | 2010-03-09 | 2011-04-06 | 国网电力科学研究院武汉南瑞有限责任公司 | High-altitude work falling prevention device with mechanical recognition function |
| CN201823186U (en) * | 2010-01-29 | 2011-05-11 | 武汉奋进电力技术有限公司 | Clamp compression safety catcher |
| CN202777509U (en) * | 2012-07-11 | 2013-03-13 | 中国能源建设集团广东省电力设计研究院 | Lateral pressure type self-locking device |
-
2012
- 2012-07-11 CN CN201210239049.3A patent/CN102755701B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2805821Y (en) * | 2005-08-31 | 2006-08-16 | 郑汉生 | Automatic anti-fall protection device for ascending |
| CN201061100Y (en) * | 2007-07-16 | 2008-05-14 | 深圳市视聆通电力设备有限公司 | Steel strand track type anti-falling protector |
| CN201823186U (en) * | 2010-01-29 | 2011-05-11 | 武汉奋进电力技术有限公司 | Clamp compression safety catcher |
| CN201783107U (en) * | 2010-03-09 | 2011-04-06 | 国网电力科学研究院武汉南瑞有限责任公司 | High-altitude work falling prevention device with mechanical recognition function |
| CN202777509U (en) * | 2012-07-11 | 2013-03-13 | 中国能源建设集团广东省电力设计研究院 | Lateral pressure type self-locking device |
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| CN102755701A (en) | 2012-10-31 |
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Owner name: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC Free format text: FORMER NAME: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC POWER DESIGN INSTITUTE |
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| CP01 | Change in the name or title of a patent holder |
Address after: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee after: Company limited of China Energy Engineering Group Guangdong Electric Power Design Institute Address before: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee before: Guangdong Electric Power Design Institute of CEEC |