CN103089136B - 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
- CN103089136B CN103089136B CN201310025839.6A CN201310025839A CN103089136B CN 103089136 B CN103089136 B CN 103089136B CN 201310025839 A CN201310025839 A CN 201310025839A CN 103089136 B CN103089136 B CN 103089136B
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- Prior art keywords
- door
- bracing frame
- work platform
- pin
- skating
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- Steps, Ramps, And Handrails (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (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 work platform fence movable door opens and closes.
Background technology
At present, on market, special working vehicle work platform fence movable door opens and closes various form, and being made by handrail door that major part adopts is hook-shaped, upper and lower mechanical type opens and closes, or railing movable part is divided into spring retractable, overcomes spring force when opening, slip dead bolt, then opens railing.Mechanical type profile is attractive in appearance not, and if in process length and bending precision do not control the situation that will occur being difficult to opening and closing well; There is complex structure in spring retractable, is easily out of order, and 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 work platform fence movable door opens and closes, comprise bracing frame and handrail door, bracing frame comprises the first bracing frame and the second bracing frame, described first bracing frame connects the handrail door for closing platform rail, handrail door including the locking component for being connected and fixed two bracing frames away from first bracing frame one end, described second bracing frame being also provided with the tube connector that locking component coordinates.
Further technical scheme is: described handrail door also comprises the movable railing of hollow, and described handrail door is provided with the chute of L shape on the tube wall of the end away from the first support.
Further technical scheme is: described locking component comprises pin, sliding pin and skating, described pin connects through chute the sliding pin be arranged in the pipe of handrail door, the other end of pin is fixedly connected with skating, skating is the pipe of hollow shape and is enclosed within the outer wall of handrail door, by acting on the external force in skating, make skating drive pin, pin drives sliding pin along L shape runner movement.
Further technical scheme is: the internal diameter of described skating is greater than the external diameter of handrail door, and the internal diameter size of the tube connector that the second bracing frame is arranged equals movable railing internal diameter size.
Further technical scheme is: described 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 movable railing articulated joint inserted in handrail door carries out cooperation to be fixed.
Further technical scheme is: the direction that the minor face directed in orthogonal of described chute L shape is downward.
Further technical scheme is: described free bearing and tube connector place are in the same horizontal line.
Further technical scheme is: the described locking component distance that horizontally slips is not less than 30mm, and sliding pin puts in 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 by being provided with pin on handrail door, sliding pin and skating, by applying active force to skating, skating is made to drive pin, pin drives sliding pin, sliding pin inserts in tube connector, direction again along chute rotates skating, pin is made to be stuck in L shape chute, to handrail door fixation, the present invention proposes a kind of exquisite appearance, structure is reliable, manufacture craft easy rotary and telescopic work platform fence movable door mechanism for opening/closing, while realizing fence fast opening and closing, simplified manufacturing technique, reduce costs, be applicable to mass production, solid and reliable, easy to operate during unlatching, quick time closed, long service life, good looking appearance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the phantom drawing of locking component of the present invention.
Detailed description of the invention
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 work platform fence movable door 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, first bracing frame 8 connects the handrail door 1 for closing platform rail, handrail door 1 includes the locking component 10 for being connected and fixed two bracing frames away from first bracing frame 8 one end, second bracing frame 9 is also provided with the tube connector 5 coordinated with locking component 10, also reinforcing rib is provided with between on tube connector 5 and the second bracing frame 9, tube connector is played to 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 the chute 11 of L shape on the tube wall of the end away from the first support 8, the direction that the minor face of L shape chute 11 is vertically downward is ensured in installation process, the L shape chute 11 that handrail door 1 is arranged is for guiding effect to the moving line of pin 2, pin 2 can only be moved along the path of chute 11, when pin 2 moves when the long limit of L shape, drive sliding pin 3 axially-movable by pin 2 thus extend in tube connector 5, and pin 2 will make pin 2 drive sliding pin 3 to go up axial rotation in situ at the minor face motion process of L shape, also pin 2 is made to be that motion on axis defence line is locked at sliding pin 3, thus fence movable door is reached close the door locked state, only masterpiece is used in and skating 4 carries out axially-movable can not opens fence movable door, thus avoid maloperation, cause unexpected injury in process of production.
In the embodiment that another is more preferably of the present invention, specific operation process is such as: hold skating 4 and laterally slide along chute 11 and then rotate to the end, sliding pin 3 left and right directions is lockable and can not slides, now pin 2 vertically downward, the self gravitation effect of the locking component 10 relying on skating 4, sliding pin 3, pin 2 three to join together makes skating not rotate up and down, at this moment: sliding pin 3 puts in tube connector 5 and can not move left and right, and fence movable door is by locking, opening fence movable door must have External Force Acting upwards to turn to top in skating 4 by operator, then laterally slide left, sliding pin 3 is driven to depart from completely from tube connector 5, now: by skating 4, sliding pin 3, the handrail door 1 that pin 2 forms can rotate downward or upward, thus open fence movable door, according to the preferred embodiment with invention, such as consistent with sliding pin 3 length for skating 4, the interstitial hole that skating 4 and sliding pin 3 are arranged is all equal from the distance on both sides, when ensureing that locking component 10 slides into left, sliding pin 3 right side flushes with movable railing 13 right side, ensure that locking component 10 slides, rotate smooth and easy fluent or gap to cause more greatly loosening, ensure that all parts surfaces of handrail door 1 are smooth, corrosion-resistant.
According to another more preferred embodiment of the present invention, locking component 10 comprises pin 2, sliding pin 3 and skating 4, pin 2 connects through chute 11 sliding pin 3 be arranged in the pipe of handrail door 1, the other end of pin 2 is fixedly connected with skating 4, skating 4 is the pipe of hollow shape and is enclosed within the outer wall of handrail door 1, by acting on the external force in skating 4, make skating 4 drive pin 2, pin 2 drives sliding pin 3 to move along L shape chute 11.The internal diameter of skating 4 is greater than the external diameter of handrail door 1, sliding pin 3 moves in handrail door 1, skating 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 skating 4 is greater than the external diameter of handrail door 1, and the internal diameter size of the tube connector 5 that the second bracing frame 9 is arranged equals movable railing 13 internal diameter size.
More preferred embodiment according to another preferred, 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 carry out cooperation fix, the fixed-direction motion that handrail door 1 can make handrail door 1 set round free bearing 7 by connecting hinge joint 6, movable railing 13 and locking component 10 mounted thereto form handrail door 1, can ship and resell on another market on free bearing together and about 12 to rotate, thus open fence movable door.
Spoken of in this manual " embodiment ", " another embodiment ", " embodiment ", etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and be included at least one embodiment of the application's generality description.Multiple place occurs that statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, when describing specific features, structure or a feature in conjunction with any embodiment, what advocate is also fall within the scope of the invention to realize this feature, structure or feature in conjunction with other embodiments.
Although with reference to multiple explanatory embodiment of the present invention, invention has been described here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and embodiment, these amendments and embodiment will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of, accompanying drawing open in the application and claim, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (7)
1. the device of a work platform fence movable door keying, comprise bracing frame and handrail door, it is characterized in that: bracing frame comprises the first bracing frame and the second bracing frame, described first bracing frame connects the handrail door for closing platform rail, handrail door includes the locking component for being connected and fixed handrail door and the second bracing frame away from first bracing frame one end, described second bracing frame is also provided with the tube connector coordinated with locking component; Described handrail door also comprises the movable railing of hollow, and described handrail door is provided with the chute of L shape on the tube wall of the end away from the first support.
2. the device of work platform fence movable door keying according to claim 1, it is characterized in that: described locking component comprises pin, sliding pin and skating, described pin connects through chute the sliding pin be arranged in the pipe of handrail door, the other end of pin is fixedly connected with skating, skating is the pipe of hollow shape and is enclosed within the outer wall of handrail door, by acting on the external force in skating, make skating drive pin, pin drives sliding pin along L shape runner movement.
3. the device of work platform fence movable door keying according to claim 2, it is characterized in that: the internal diameter of described skating is greater than the external diameter of handrail door, the internal diameter size of the tube connector that the second bracing frame is arranged equals movable railing internal diameter size.
4. the device of work platform fence movable door keying according to claim 1, it is characterized in that: described 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 movable railing articulated joint inserted in handrail door carries out cooperation to be fixed.
5. the device that opens and closes of work platform fence movable door according to claim 1, is characterized in that: the direction that the minor face directed in orthogonal of described chute L shape is downward.
6. the device of work platform fence movable door keying according to claim 4, is characterized in that: described free bearing and tube connector place are in the same horizontal line.
7. the device that opens and closes of work platform fence movable door 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 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 CN103089136A (en) | 2013-05-08 |
| CN103089136B true 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) |
Families Citing this family (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 |
| 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 |
Family Cites Families (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 |
| CN102259811B (en) * | 2011-04-29 | 2013-04-10 | 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
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| Publication number | Publication date |
|---|---|
| CN103089136A (en) | 2013-05-08 |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20170123 |