CN103089136A - Opening and closing device of work platform fence movable door - Google Patents
Opening and closing device of work platform fence movable door Download PDFInfo
- Publication number
- CN103089136A CN103089136A CN2013100258396A CN201310025839A CN103089136A CN 103089136 A CN103089136 A CN 103089136A CN 2013100258396 A CN2013100258396 A CN 2013100258396A CN 201310025839 A CN201310025839 A CN 201310025839A CN 103089136 A CN103089136 A CN 103089136A
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- pin
- bracing frame
- sliding
- handrail door
- platform fence
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- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses an opening and closing device of a work platform fence movable door. The opening and closing device of the work platform fence movable door comprises a support frame and a railing door. The support frame comprises a first support frame and a second support frame. The railing door used for closing of a platform fence is connected on the first support frame. One end, away from the first support frame, of the railing door comprises a locking and stopping component used for connection and fixation of the two support frames. A connecting pipe matched with the locking and stopping component is further arranged on the second support frame. The opening and closing device of the work platform fence movable door is exquisite and attractive in appearance, reliable in structure, simple in manufacture process, rotatable and extensible. Opening and closing of the fence are rapidly achieved, meanwhile a manufacture process is simplified, cost is reduced, and mass production is applicable. When the movable door is closed, the opening and closing device is firm and reliable. When the movable door is opened, operation is convenient and rapid, service life is long, and appearance is attractive.
Description
Technical field
The present invention relates to a kind of dodge gate headstock gear, in particular, the present invention relates generally to the device that a kind of special-purpose vehicle manufacturing job platform fence dodge gate opens and closes.
Background technology
At present, on market, special working vehicle job platform fence dodge gate opens and closes various forms, and most of employing handrail door is made is hook-shaped, the up and down mechanical type opens and closes, or the railing movable part is divided into spring retractable, overcomes spring force when opening, then the slip dead bolt opens railing.The mechanical type profile is attractive in appearance not, and if in process length and crooked precision do not control the situation that will occur being difficult to open and close well; There is complex structure in spring retractable, easily is out of order, and the spring decay causes the flimsy shortcoming of excesssive gap.
Summary of the invention
Consider the problems referred to above of prior art, according to an aspect disclosed by the invention, the present invention is by the following technical solutions: the device that a kind of job platform fence dodge gate opens and closes, comprise bracing frame and handrail door, bracing frame comprises the first bracing frame and the second bracing frame, connect the handrail door that is used for closing platform rail on described the first bracing frame, include be used to the locking component that is connected and fixed two bracing frames away from the first bracing frame one end on handrail door, also be provided with the tube connector that locking component coordinates on described the second bracing frame.
Further technical scheme is: described handrail door also comprises the movable railing of hollow, and described handrail door is provided with L shaped chute on the tube wall away from the end of the first support.
Further technical scheme is: described locking component comprises pin, sliding pin and sliding hand, described pin passes chute and connects the interior sliding pin of pipe that is arranged on handrail door, the other end of pin is fixedly connected with sliding hand, sliding hand is the pipe of hollow shape and is enclosed within on the outer wall of handrail door, by acting on sliding external force on hand, make sliding hand-motion pin, pin drives sliding pin along L shaped runner movement.
Further technical scheme is: the internal diameter of described sliding hand is greater than the external diameter of handrail door, and the internal diameter size of the tube connector that arranges on the second bracing frame equals the movable railing internal diameter size.
Further technical scheme is: described the first bracing frame is provided with free bearing, and described free bearing is connected with articulated joint by shipping and reselling on another market, and the size of articulated joint is less than the internal diameter of handrail door, and the movable railing that articulated joint is inserted in handrail door is fixed.
Further technical scheme is: the downward direction of minor face directed in orthogonal that described chute is L shaped.
Further technical scheme is: described free bearing and tube connector place are in the same horizontal line.
Further technical scheme is: described locking component horizontally slips apart from being not less than 30mm, and sliding pin puts in the tube connector distance and is not less than 25mm.
compared with prior art, one of beneficial effect of the present invention is: the present invention is by being provided with pin on handrail door, sliding pin and sliding hand, by sliding hand is applied active force, make sliding hand-motion pin, pin drives sliding pin, sliding pin inserts in tube connector, slide hand along the direction rotation of chute again, make pin be stuck in L shaped chute, to the handrail door fixation, the present invention proposes a kind of exquisite appearance, reliable in structure, the easy rotary and telescopic job platform of manufacture craft fence dodge gate mechanism for opening/closing, when realizing the fence fast opening and closing, simplified manufacturing technique, reduce costs, be fit to mass production, solid and reliable, easy to operate during unlatching, quick when closed, long service life, good looking appearance.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the phantom drawing of locking component of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further elaborated.
consider the problems referred to above of prior art, according to an aspect disclosed by the invention, the present invention is by the following technical solutions: the invention provides the device that a kind of job platform fence dodge gate opens and closes, comprise bracing frame and handrail door 1, handrail door 1 one is connected through the hinge on the first bracing frame 8, other one section is provided with locking component 10 and the second bracing frame 9 is connected, bracing frame comprises the first bracing frame 8 and the second bracing frame 9, connect the handrail door 1 that is used for closing platform rail on the first bracing frame 8, include be used to the locking component 10 that is connected and fixed two bracing frames away from the first bracing frame 8 one ends on handrail door 1, also be provided with the tube connector 5 that coordinates with locking component 10 on the second bracing frame 9, also be provided with reinforcing rib between on tube connector 5 and the second bracing frame 9, tube connector is played the effect of reinforcing, tube connector 5 is hollow tube, the cavity of tube connector 5 is used for making sliding pin 3 stretch into the effect of being fixed.
according to a preferred embodiment of the present invention, handrail door 1 also comprises the movable railing 13 of hollow, handrail door 1 is provided with L shaped chute 11 on the tube wall away from the end of the first support 8, the minor face that guarantees L shaped chute 11 in installation process is towards vertically downward direction, the L shaped chute 11 that arranges on handrail door 1 is used for the moving line of pin 2 is guided effect, make pin 2 to move along the path of chute 11, when pin 2 moves on L shaped long limit, thereby be to drive sliding pin 3 axially-movables by pin 2 to extend in tube connector 5, and pin 2 will make pin 2 drive sliding pins 3 go up in situ axial rotation at L shaped minor face motion process, also making pin 2 is that motion on the axis defence line is by locked at sliding pin 3, thereby make the fence dodge gate reach the locked state of closing the door, only masterpiece is used in and carries out axially-movable on sliding hand 4 and can not open the fence dodge gate, thereby avoided maloperation, cause in process of production unexpected injury.
in the embodiment that another is more preferably of the present invention, specific operation process is for example: hold sliding hand 4 and laterally slide along chute 11 and then rotate to the end, sliding pin 3 left and right directions are lockable and can not slide, pin 2 vertically downward at this moment, rely on the self gravitation effect of sliding hand 4, sliding pin 3,2 three locking components that join together 10 of pin to make sliding hand not rotate up and down, at this moment: sliding pin 3 puts in tube connector 5 and can not move left and right, and the fence dodge gate is by locking, opening the fence dodge gate must have External Force Acting upwards to turn to the top on sliding hand 4 by the operator, then laterally slide left, driving sliding pin 3 breaks away from from tube connector 5 fully, at this moment: by sliding hand 4, sliding pin 3, the handrail door 1 that pin 2 forms can rotate downward or upward, thereby open the fence dodge gate, according to the preferred embodiment with invention, for example consistent with sliding pin 3 length for sliding hand 4, the interstitial hole that sliding hand 4 and sliding pin 3 arrange all equates from the distance on both sides, when guaranteeing that locking component 10 slides into left, sliding pin 3 right sides flush with movable railing 13 right sides, guarantee that locking component 10 slides, rotating smooth and easy fluent or gap causes more greatly becoming flexible, guarantee that handrail door 1 all parts surfaces are smooth, corrosion-resistant.
According to another preferred embodiment more of the present invention, locking component 10 comprises pin 2, sliding pin 3 and sliding hand 4, pin 2 passes the sliding pin 3 that chute 11 connects in the pipe that is arranged on handrail door 1, the other end of pin 2 is fixedly connected with sliding hand 4, slide hand 4 for the pipe of hollow shape and be enclosed within on the outer wall of handrail door 1, by acting on the external force on sliding hand 4, make sliding hand 4 drive pin 2, pin 2 drives sliding pin 3 and moves along L shaped chute 11.The internal diameter of sliding hand 4 is greater than the external diameter of handrail door 1, sliding pin 3 is in the interior motion of handrail door 1, sliding hand 4 is in handrail door 1 external movement, the diameter of sliding pin 3 is less than the internal diameter of handrail door 1 thus, the internal diameter of sliding hand 4 is greater than the external diameter of handrail door 1, and the internal diameter size of the tube connector 5 that arranges on the second bracing frame 9 equals movable railing 13 internal diameter sizes.
Preferred embodiment more according to another preferred, the first bracing frame 8 is provided with free bearing 7, free bearing 7 12 is connected with articulated joint 6 by shipping and reselling on another market, the size of articulated joint 6 is less than the internal diameter of handrail door 1, articulated joint 6 is inserted in handrail door 1 be fixed, handrail door 1 can be so that the fixed-direction motion that handrail door 1 is set round free bearing 7 by connecting hinge joint 6, movable railing 13 forms handrail doors 1 with locking component 10 mounted thereto, can ship and resell on another market on free bearing together 12 up and down the rotation, thereby open the fence dodge gate.
" embodiment " who speaks of in this manual, " another embodiment ", " embodiment ", etc., refer to specific features, structure or the characteristics described in conjunction with this embodiment and be included at least one embodiment that the application's generality describes.A plurality of local appearance statement of the same race is not necessarily to refer to same embodiment in manual.Furthermore, when describing a specific features, structure or characteristics in conjunction with arbitrary embodiment, what advocate is to realize that in conjunction with other embodiment this feature, structure or characteristics also fall within the scope of the invention.
Although invention has been described with reference to a plurality of explanatory embodiment of the present invention here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and within embodiment will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (8)
1. the device that opens and closes of a job platform fence dodge gate, comprise bracing frame and handrail door, it is characterized in that: bracing frame comprises the first bracing frame and the second bracing frame, connect the handrail door that is used for closing platform rail on described the first bracing frame, include be used to the locking component that is connected and fixed two bracing frames away from the first bracing frame one end on handrail door, also be provided with the tube connector that coordinates with locking component on described the second bracing frame.
2. the device that opens and closes of job platform fence dodge gate according to claim 1, it is characterized in that: described handrail door also comprises the movable railing of hollow, described handrail door is provided with L shaped chute on the tube wall away from the end of the first support.
3. the device that opens and closes of job platform fence dodge gate according to claim 1, it is characterized in that: described locking component comprises pin, sliding pin and sliding hand, described pin passes chute and connects the interior sliding pin of pipe that is arranged on handrail door, the other end of pin is fixedly connected with sliding hand, sliding hand is the pipe of hollow shape and is enclosed within on the outer wall of handrail door, by acting on sliding external force on hand, make sliding hand-motion pin, pin drives sliding pin along L shaped runner movement.
4. the device that opens and closes of job platform fence dodge gate according to claim 3, it is characterized in that: the internal diameter of described sliding hand is greater than the external diameter of handrail door, and the internal diameter size of the tube connector that arranges on the second bracing frame equals the movable railing internal diameter size.
5. the device that opens and closes of job platform fence dodge gate according to claim 1, it is characterized in that: described the first bracing frame is provided with free bearing, described free bearing is connected with articulated joint by shipping and reselling on another market, the size of articulated joint is less than the internal diameter of handrail door, and the movable railing that articulated joint is inserted in handrail door is fixed.
6. the device that opens and closes of job platform fence dodge gate according to claim 2, is characterized in that: the downward direction of minor face directed in orthogonal that described chute is L shaped.
7. the device that opens and closes of job platform fence dodge gate according to claim 5 is characterized in that: described free bearing and tube connector place are in the same horizontal line.
8. the device that opens and closes of job platform fence dodge gate according to claim 1 is characterized in that: the described locking component distance that horizontally slips is not less than 30mm, and sliding pin puts in the tube connector distance and is not less than 25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310025839.6A CN103089136B (en) | 2013-01-23 | 2013-01-23 | Opening and closing device of work platform fence movable door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310025839.6A CN103089136B (en) | 2013-01-23 | 2013-01-23 | Opening and closing device of work platform fence movable door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103089136A true CN103089136A (en) | 2013-05-08 |
| CN103089136B CN103089136B (en) | 2015-02-04 |
Family
ID=48202216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310025839.6A Expired - Fee Related CN103089136B (en) | 2013-01-23 | 2013-01-23 | Opening and closing device of work platform fence movable door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103089136B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520667A (en) * | 2016-06-20 | 2017-12-29 | 张家港市华舰五金工具有限公司 | Spin safe lifeline |
| CN108894126A (en) * | 2018-07-16 | 2018-11-27 | 无锡南理工科技发展有限公司 | A kind of multifunctional intelligent police stand based on Internet of Things |
| CN110994475A (en) * | 2019-11-28 | 2020-04-10 | 湖州织里新飞亚电线电缆厂 | Peeling device for wire and cable core |
| CN112482972A (en) * | 2020-12-07 | 2021-03-12 | 中通新能源汽车有限公司 | Door sill with safety locking mechanism and operation vehicle-mounted platform |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3570412A (en) * | 1968-12-20 | 1971-03-16 | Robert E Holman Jr | Captive brace rod and track |
| FR2621346A1 (en) * | 1987-10-02 | 1989-04-07 | Anglade Rene | Articulated protection barrier adaptable for parapets |
| US5281063A (en) * | 1992-02-04 | 1994-01-25 | Austin Iii Ralph J | Cargo bar lock assembly |
| CN200992872Y (en) * | 2006-12-19 | 2007-12-19 | 蒋强 | Plug-pin reverse-buckling door bolt |
| AU2007237196A1 (en) * | 2006-11-28 | 2008-06-12 | Almenara, Carlos | Barrier Device |
| EP2221444A1 (en) * | 2009-02-24 | 2010-08-25 | BP Exploration Operating Company Limited | Gate |
| CN102259811A (en) * | 2011-04-29 | 2011-11-30 | 浙江鼎力机械有限公司 | Guardrail for aerial working platform |
-
2013
- 2013-01-23 CN CN201310025839.6A patent/CN103089136B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3570412A (en) * | 1968-12-20 | 1971-03-16 | Robert E Holman Jr | Captive brace rod and track |
| FR2621346A1 (en) * | 1987-10-02 | 1989-04-07 | Anglade Rene | Articulated protection barrier adaptable for parapets |
| US5281063A (en) * | 1992-02-04 | 1994-01-25 | Austin Iii Ralph J | Cargo bar lock assembly |
| AU2007237196A1 (en) * | 2006-11-28 | 2008-06-12 | Almenara, Carlos | Barrier Device |
| CN200992872Y (en) * | 2006-12-19 | 2007-12-19 | 蒋强 | Plug-pin reverse-buckling door bolt |
| EP2221444A1 (en) * | 2009-02-24 | 2010-08-25 | BP Exploration Operating Company Limited | Gate |
| CN102259811A (en) * | 2011-04-29 | 2011-11-30 | 浙江鼎力机械有限公司 | Guardrail for aerial working platform |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520667A (en) * | 2016-06-20 | 2017-12-29 | 张家港市华舰五金工具有限公司 | Spin safe lifeline |
| CN108894126A (en) * | 2018-07-16 | 2018-11-27 | 无锡南理工科技发展有限公司 | A kind of multifunctional intelligent police stand based on Internet of Things |
| CN110994475A (en) * | 2019-11-28 | 2020-04-10 | 湖州织里新飞亚电线电缆厂 | Peeling device for wire and cable core |
| CN110994475B (en) * | 2019-11-28 | 2021-11-02 | 苏州爱本科技有限公司 | Peeling device for wire and cable core |
| CN112482972A (en) * | 2020-12-07 | 2021-03-12 | 中通新能源汽车有限公司 | Door sill with safety locking mechanism and operation vehicle-mounted platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103089136B (en) | 2015-02-04 |
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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 | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130508 Assignee: SINOTRUK MIANYANG SPECIAL VEHICLE CO., LTD. Assignor: CNHTC Chengdu Wangpai Commerciai Vehicle Co., Ltd. Contract record no.: 2015510000089 Denomination of invention: Opening and closing device of work platform fence movable door Granted publication date: 20150204 License type: Exclusive License Record date: 20150702 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20170123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |