CN110439885A - A kind of high altitude operation safe locking device - Google Patents
A kind of high altitude operation safe locking device Download PDFInfo
- Publication number
- CN110439885A CN110439885A CN201910594979.2A CN201910594979A CN110439885A CN 110439885 A CN110439885 A CN 110439885A CN 201910594979 A CN201910594979 A CN 201910594979A CN 110439885 A CN110439885 A CN 110439885A
- Authority
- CN
- China
- Prior art keywords
- locking
- mounting cylinder
- mounting hole
- hole
- locking ring
- 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
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000009415 formwork Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000011083 cement mortar Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000219422 Urtica Species 0.000 description 1
- 235000009108 Urtica dioica Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D71/00—Mechanisms for bringing members to rest in a predetermined position
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a kind of high altitude operation safe locking devices, are related to Construction Formwork & Scaffold Technology field.Including the mounting cylinder for installing and fixing connection buckle, for connecting and fixing the connecting rod of safety net, for locking the locking ring of the connecting rod in mounting cylinder, the locking ring includes the connecting hole for connecting the mounting cylinder, the connecting hole is arranged in one end of the locking ring, the connecting hole is axially extending along the locking ring, outer peripheral sidewall in described mounting cylinder one end is equipped with ratchet, in the elastic pawl that the inner wall of the connecting hole is equipped with and the ratchet cooperates, the ratchet and elastic pawl cooperation are to guide the locking ring to one-directionally rotate, positioning protrusion is equipped in one end of the connecting hole, the distance between outer peripheral sidewall of the positioning protrusion and the mounting cylinder is less than the height of the relatively described mounting cylinder outer peripheral sidewall of the ratchet.The present invention is able to solve the problem of safety net is wrapped in connection buckle.
Description
Technical field
The present invention relates to Construction Formwork & Scaffold Technology fields, and in particular to a kind of high altitude operation safe locking device.
Background technique
Safety net is to protect when carrying out the installation of high-altitude construction equipment or entertainment in its lower or setting of its side rises
The net of shield effect, to prevent accident caused by due to people or object fall.Safety net is made of dictyosome, side rope, tether and muscle rope.
Dictyosome is knitted by nettle, has diamond shape or rectangular mesh.Construction site, especially skyscraper, often
With safety net whole enclosed construction building site, it can be effectively prevented falling for the person or object, prevent fire caused by electric welding spark,
The pollution of noise dust is reduced, civilized construction is reached, protects environment, the effect of beautifying city.
Safety net is all often used in the work such as construction site and sewer operation, but does not occur one in existing technology
Safety net is connected to the connector on scaffold by kind, is all directly to be bundled on scaffold by rope, is easy to make in this way
At tie up it is not tight, tie up and do not fish out, be easy the appearance of the problem of phenomena such as loosening.
To solve the above problem, part of the manufacturer, which designed, to use the connection buckle that safety net is fixed
The part that safety net is connected with connection buckle in journey is easy to be wrapped on connection buckle, and connection buckle stress is caused to be unclamped.
Summary of the invention
In view of the deficiencies of the prior art, the present invention discloses a kind of high altitude operation safe locking device, is able to solve safety
Net is wrapped in the problem of connection buckle.
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of high altitude operation safe locking device, including for installing and fixing connection buckle mounting cylinder, for connecting
And the connecting rod of fixed safety net, the locking ring for locking the connecting rod in mounting cylinder,
The connecting rod includes the locking level for locking in mounting cylinder, the connecting hook for connecting safety net, for branch
Support the quadrate support bar of the locking level and the connecting hook, one end of one end of the locking level and the quadrate support bar is solid
Fixed connection is equipped with external screw thread in the outer peripheral sidewall of the locking level,
The locking ring includes the connecting hole for connecting the mounting cylinder, and the connecting hole is in one end of the locking ring
Setting, the connecting hole is axially extending along the locking ring, and the outer peripheral sidewall in described mounting cylinder one end is equipped with ratchet, in institute
The inner wall for stating connecting hole is equipped with and the elastic pawl of ratchet cooperation, and the ratchet and elastic pawl cooperation are to guide
State locking ring one-directional rotation, be equipped with positioning protrusion in one end of the connecting hole, the positioning protrusion and the mounting cylinder it is outer
The distance between all side walls are less than the height of the relatively described mounting cylinder outer peripheral sidewall of the ratchet,
The locking ring includes the lock hole passed through for the locking level, axial direction of the lock hole along the locking ring
Extend, the lock hole run through the locking ring, the lock hole inner circumferential side wall be equipped with and the external screw thread cooperation in
Screw thread, the external screw thread and internal screw thread engagement.
Preferably, the mounting cylinder includes the circular mounting hole passed through for the locking level, for quadrate support
The square mounting hole that bar passes through, the circular mounting hole is axially extending along the mounting cylinder, and the square mounting hole is described in
Axially extending, end face setting of the opening of described circular mounting hole one end in described mounting cylinder one end of mounting cylinder, the circle
The other end of mounting hole is connected to one end of the square mounting hole, and the opening of the square mounting hole other end is in the installation
The end face setting of the cylinder other end, the locking level are arranged in the circular mounting hole, the locking level and the circular mounting
Hole is slidably connected, and the circular mounting hole is extended in one end of the locking level, and the quadrate support bar is in the rectangular installation
It is arranged in hole, the quadrate support bar and the square mounting hole are slidably connected, and institute is extended in one end of the quadrate support bar
State square mounting hole.
Preferably, the outer diameter of the locking level is greater than the outer diameter of the quadrate support bar, the internal diameter of the circular mounting hole
Greater than the outer diameter of the locking level, the internal diameter of the square mounting hole is greater than the outer diameter of the quadrate support bar, the rectangular peace
The internal diameter for filling hole is less than the outer diameter of the locking level.
The present invention discloses a kind of high altitude operation safe locking device, has the advantage that
Mounting cylinder is fixed on wall, connects safety net by connecting rod, connection is driven under safety net self gravitation effect
Bar is firmly held out against in mounting cylinder, will not be loosened easily.The length that connecting rod is stretched out is adjusted by locking ring, can be adjusted
The position of whole installation net, is conducive to the security performance for further increasing safety net.
In the one-directional rotation structure of locking ring design, connecting rod and lock caused by winding due to safety net can be effectively avoided
Determine locking ring caused by the relative rotation between ring to loosen, when relative rotation between connecting rod and locking ring, locking ring
It only the more can lock the more tight, ensure that the locking ability of locking ring.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the main view of the embodiment of the present invention；
Fig. 2 is the cross-sectional view in the direction AA of the embodiment of the present invention；
Fig. 3 is the cross-sectional view of the first station of the embodiment of the present invention；
Fig. 4 is the cross-sectional view of second station of the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 4, a kind of high altitude operation safe locking device described in the embodiment of the present invention, including for pacifying
Fill and the mounting cylinder 2 of fixing connection buckle, the connecting rod 1 for connecting and fixing safety net, for locking the company in mounting cylinder 2
The locking ring 3 of extension bar 1.Mounting cylinder 2 can be directly welded on aerial work platform, or be packaged by cement mortar, but
It is to make safety net penetrate connecting hook in order to operate connecting rod 1 it is noted that the both ends of mounting cylinder 2 must expose outside cement mortar
13, in order to operate locking ring 3 along circumferentially rotating for mounting cylinder 2 or sliding axially along mounting cylinder 2.
The connecting rod 1 include the locking level 11 for being locked in mounting cylinder 2, the connecting hook 13 for connecting safety net,
It is used to support the quadrate support bar 12 of the locking level 11 and the connecting hook 13, one end of the locking level 11 and described rectangular
One end of support rod 12 is fixedly connected, and is equipped with external screw thread in the outer peripheral sidewall of the locking level 11.
The locking ring 3 includes the connecting hole 32 for connecting the mounting cylinder 2, and the connecting hole 32 is in the locking ring
3 one end setting, the connecting hole 32 is axially extending along the locking ring 3, and the outer peripheral sidewall in described 2 one end of mounting cylinder is set
There is ratchet 19, in the elastic pawl 33 that the inner wall of the connecting hole 32 is equipped with and the ratchet 19 cooperates, elastic pawl 33 is by bullet
Property material be made, the ratchet 19 and the elastic pawl 33 cooperation with guide the locking ring 3 along Fig. 2 when counterclockwise
One-directional rotation is equipped with positioning protrusion 34, the periphery of the positioning protrusion 34 and the mounting cylinder 2 in one end of the connecting hole 32
The distance between side wall is less than the height of relatively described 2 outer peripheral sidewall of mounting cylinder of the ratchet 19.
The position when normal work of locking ring 3 as shown in Figure 3, the one-directional rotation of locking ring 3 are slided to the left with being drivingly connected ring 1
It is dynamic, to tense safety net and keep tightened position constant.When needing to loosen safety net, slide lock ring 3 to position shown in Fig. 4
Although (safety net stress can slide into locking ring 3 since safety net has certain elasticity in cinching process
Shown position) it rotates backward, it is slided to the right with being drivingly connected ring 1, to loosen safety net, in slide lock ring after the completion of loosening
3 reset.
The locking ring 3 includes the lock hole 31 passed through for the locking level 11, and the lock hole 31 is along the locking
Ring 3 it is axially extending, the lock hole 31 run through the locking ring 3, the lock hole 31 inner circumferential side wall be equipped with and it is described
The internal screw thread of external screw thread cooperation, the external screw thread and internal screw thread engagement.Locking ring 3 is circumferentially rotated along mounting cylinder 2, passes through phase
The active force between external screw thread and internal screw thread mutually engaged drives connecting rod 1 along the axial movement of mounting cylinder 2.
The mounting cylinder 2 includes the circular mounting hole 21 passed through for the locking level 11, for quadrate support bar
12 square mounting holes 22 passed through, the circular mounting hole 21 is axially extending along the mounting cylinder 2, the square mounting hole 22
Along the axially extending of the mounting cylinder 2, the opening of described 21 one end of circular mounting hole is set in the end face of described 2 one end of mounting cylinder
It sets, the other end of the circular mounting hole 21 is connected to one end of the square mounting hole 22, and the square mounting hole 22 is another
The opening at end is arranged in the end face of 2 other end of mounting cylinder, and the locking level 11 is arranged in the circular mounting hole 21, institute
It states locking level 11 and the circular mounting hole 21 is slidably connected, the circular mounting hole is extended in one end of the locking level 11
21, the quadrate support bar 12 is arranged in the square mounting hole 22, the quadrate support bar 12 and the square mounting hole
22 are slidably connected, and the square mounting hole 22 is extended in one end of the quadrate support bar 12.
The outer diameter of the locking level 11 is greater than the outer diameter of the quadrate support bar 12, and the internal diameter of the circular mounting hole 21 is big
In the outer diameter of the locking level 11, the internal diameter of the square mounting hole 22 is greater than the outer diameter of the quadrate support bar 12, the side
The internal diameter of shape mounting hole 22 is less than the outer diameter of the locking level 11.Locking level 11 slides in circular mounting hole 21, in locking level
11 stop sliding when resisting square mounting hole 22, and locking level 11 is supported by safety net pulling force effect when can prevent locking ring 3 from failing
Tightly in mounting cylinder 2, safety net is caused to lose protective capability so that connecting rod 1 be avoided to fall off.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.
Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, to make
Obtaining the process, method, article or equipment including a series of elements not only includes those elements, but also including not arranging clearly
Other element out, or further include for elements inherent to such a process, method, article, or device.Not more
In the case where limitation, the element that is limited by sentence "including a ...", it is not excluded that including process, the side of the element
There is also other identical elements in method, article or equipment.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (3)
1. a kind of high altitude operation safe locking device, it is characterised in that: including for installing and fixing connection buckle mounting cylinder,
Connecting rod for connecting and fixing safety net, the locking ring for locking the connecting rod in mounting cylinder,
The connecting rod includes the locking level for locking in mounting cylinder, the connecting hook for connecting safety net, is used to support institute
State the quadrate support bar of locking level and the connecting hook, the fixed company in one end of one end of the locking level and the quadrate support bar
It connects, is equipped with external screw thread in the outer peripheral sidewall of the locking level,
The locking ring includes the connecting hole for connecting the mounting cylinder, and the connecting hole is set in one end of the locking ring
It sets, the connecting hole is axially extending along the locking ring, and the outer peripheral sidewall in described mounting cylinder one end is equipped with ratchet, described
The inner wall of connecting hole is equipped with and the elastic pawl of ratchet cooperation, and the ratchet and elastic pawl cooperation are described to guide
Locking ring one-directional rotation is equipped with positioning protrusion, the periphery of the positioning protrusion and the mounting cylinder in one end of the connecting hole
The distance between side wall is less than the height of the relatively described mounting cylinder outer peripheral sidewall of the ratchet,
The locking ring includes the lock hole passed through for the locking level, and the lock hole prolongs along the axial direction of the locking ring
It stretches, the lock hole runs through the locking ring, in the interior spiral shell that the inner circumferential side wall of the lock hole is equipped with and the external screw thread cooperates
Line, the external screw thread and internal screw thread engagement.
2. high altitude operation safe locking device as described in claim 1, it is characterised in that: the mounting cylinder includes being used for
Circular mounting hole that the locking level passes through, the square mounting hole passed through for quadrate support bar, the circular mounting hole is along institute
The axially extending of mounting cylinder is stated, the square mounting hole is axially extending along the mounting cylinder, described circular mounting hole one end
It is open and is arranged in the end face of described mounting cylinder one end, one end of the other end of the circular mounting hole and the square mounting hole connects
Logical, the opening of the square mounting hole other end is arranged in the end face of the mounting cylinder other end, and the locking level is in the circle
Setting, the locking level and the circular mounting hole are slidably connected in shape mounting hole, and one end of the locking level is extended described
Circular mounting hole, the quadrate support bar are arranged in the square mounting hole, the quadrate support bar and the rectangular installation
Hole is slidably connected, and the square mounting hole is extended in one end of the quadrate support bar.
3. high altitude operation safe locking device as claimed in claim 2, it is characterised in that: the outer diameter of the locking level is greater than institute
The outer diameter of quadrate support bar is stated, the internal diameter of the circular mounting hole is greater than the outer diameter of the locking level, the square mounting hole
Internal diameter is greater than the outer diameter of the quadrate support bar, and the internal diameter of the square mounting hole is less than the outer diameter of the locking level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594979.2A CN110439885B (en) | 2019-07-03 | 2019-07-03 | Safety locking device for high-altitude operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594979.2A CN110439885B (en) | 2019-07-03 | 2019-07-03 | Safety locking device for high-altitude operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110439885A true CN110439885A (en) | 2019-11-12 |
| CN110439885B CN110439885B (en) | 2021-03-12 |
Family
ID=68428459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910594979.2A Active CN110439885B (en) | 2019-07-03 | 2019-07-03 | Safety locking device for high-altitude operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110439885B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1079019A (en) * | 1992-02-12 | 1993-12-01 | 迈克尔·贝尔 | Safety device |
| JP2001152670A (en) * | 1999-11-24 | 2001-06-05 | Kinoshita Yoshio | Band reinforcing bar temporary receiving device |
| EP1435310A2 (en) * | 2002-12-30 | 2004-07-07 | Jürgen Freigeber | Buckle for tying up of cargo on a vehicle |
| CN2778968Y (en) * | 2005-03-02 | 2006-05-10 | 嘉善东方电力机具制造有限公司 | Tightener with ratchet mechanism |
| CN101285344A (en) * | 2008-04-17 | 2008-10-15 | 严卫星 | Torsion screwing tool |
| CN201768282U (en) * | 2010-09-09 | 2011-03-23 | 朱国泰 | Dual-purpose self-rescue safety catcher |
| CN201768283U (en) * | 2010-09-09 | 2011-03-23 | 朱国泰 | Automatic control clutch mechanism of self-rescue safety catcher |
| CN201973173U (en) * | 2011-04-14 | 2011-09-14 | 力福汀钢绳（上海）有限公司 | Steel wire rope carbon steel joint suppressed inhaul cable |
| CN202594560U (en) * | 2012-05-19 | 2012-12-12 | 南京工业大学 | Safety falling protector for industrial elevator |
| KR101259959B1 (en) * | 2012-07-30 | 2013-05-02 | 인제대학교 산학협력단 | Fire-resistant wedge type one-touch quick-coupler for reinforcing bar splice |
| CN203009539U (en) * | 2013-01-21 | 2013-06-19 | 朱涛 | Antitheft nut |
| CN105587825A (en) * | 2014-10-18 | 2016-05-18 | 青岛世纪云帆实业有限公司 | Manufacture and installation technology of rapid and secure connector |
| CN106284966A (en) * | 2016-09-18 | 2017-01-04 | 广西钦州展兴建设工程有限公司 | A kind of safety net junction button |
| CN207777571U (en) * | 2018-01-18 | 2018-08-28 | 重庆千幸汽车配件有限公司 | A kind of ratchet swivel nut |
| CN208265678U (en) * | 2018-05-31 | 2018-12-21 | 国家电网公司 | Portable overhead ground wire lifting device |
| CN109208913A (en) * | 2018-10-26 | 2019-01-15 | 华北水利水电大学 | A kind of socket of hose-rigid pipe is with around packet mode iron wire binding tool and binding method |
| CN208650534U (en) * | 2018-08-03 | 2019-03-26 | 陕西理工大学 | Reinforcing bar binding Telescopic rotating steel bar hook when construction |
-
2019
- 2019-07-03 CN CN201910594979.2A patent/CN110439885B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1079019A (en) * | 1992-02-12 | 1993-12-01 | 迈克尔·贝尔 | Safety device |
| JP2001152670A (en) * | 1999-11-24 | 2001-06-05 | Kinoshita Yoshio | Band reinforcing bar temporary receiving device |
| EP1435310A2 (en) * | 2002-12-30 | 2004-07-07 | Jürgen Freigeber | Buckle for tying up of cargo on a vehicle |
| CN2778968Y (en) * | 2005-03-02 | 2006-05-10 | 嘉善东方电力机具制造有限公司 | Tightener with ratchet mechanism |
| CN101285344A (en) * | 2008-04-17 | 2008-10-15 | 严卫星 | Torsion screwing tool |
| CN201768282U (en) * | 2010-09-09 | 2011-03-23 | 朱国泰 | Dual-purpose self-rescue safety catcher |
| CN201768283U (en) * | 2010-09-09 | 2011-03-23 | 朱国泰 | Automatic control clutch mechanism of self-rescue safety catcher |
| CN201973173U (en) * | 2011-04-14 | 2011-09-14 | 力福汀钢绳（上海）有限公司 | Steel wire rope carbon steel joint suppressed inhaul cable |
| CN202594560U (en) * | 2012-05-19 | 2012-12-12 | 南京工业大学 | Safety falling protector for industrial elevator |
| KR101259959B1 (en) * | 2012-07-30 | 2013-05-02 | 인제대학교 산학협력단 | Fire-resistant wedge type one-touch quick-coupler for reinforcing bar splice |
| CN203009539U (en) * | 2013-01-21 | 2013-06-19 | 朱涛 | Antitheft nut |
| CN105587825A (en) * | 2014-10-18 | 2016-05-18 | 青岛世纪云帆实业有限公司 | Manufacture and installation technology of rapid and secure connector |
| CN106284966A (en) * | 2016-09-18 | 2017-01-04 | 广西钦州展兴建设工程有限公司 | A kind of safety net junction button |
| CN207777571U (en) * | 2018-01-18 | 2018-08-28 | 重庆千幸汽车配件有限公司 | A kind of ratchet swivel nut |
| CN208265678U (en) * | 2018-05-31 | 2018-12-21 | 国家电网公司 | Portable overhead ground wire lifting device |
| CN208650534U (en) * | 2018-08-03 | 2019-03-26 | 陕西理工大学 | Reinforcing bar binding Telescopic rotating steel bar hook when construction |
| CN109208913A (en) * | 2018-10-26 | 2019-01-15 | 华北水利水电大学 | A kind of socket of hose-rigid pipe is with around packet mode iron wire binding tool and binding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110439885B (en) | 2021-03-12 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A safety locking device for high-altitude operation Effective date of registration: 20220510 Granted publication date: 20210312 Pledgee: Tianchang Science and Technology Financing Guarantee Co.,Ltd. Pledgor: ANHUI CHANGQING BUILDING PRODUCTS Co.,Ltd. Registration number: Y2022980005273 |
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