CN104179516A - Locking device for operating handle of hydraulic bracket of fully mechanized mining machine - Google Patents
Locking device for operating handle of hydraulic bracket of fully mechanized mining machine Download PDFInfo
- Publication number
- CN104179516A CN104179516A CN201310189759.4A CN201310189759A CN104179516A CN 104179516 A CN104179516 A CN 104179516A CN 201310189759 A CN201310189759 A CN 201310189759A CN 104179516 A CN104179516 A CN 104179516A
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- steel plate
- gag lever
- lever post
- end steel
- bull stick
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Abstract
The invention discloses a locking device for an operating handle of a hydraulic bracket of a fully mechanized mining machine and relates to a handle protection device. A steel plate (2) at one end and a steel plate (13) at the other end are arranged outside guard plates (3) at both ends of a control valve (25); both ends of a rotating rod (4) and a rotating rod (22) at the other side are movably chained to the upper parts of the steel plate at one end and the steel plate at the other end; two resetting springs (6) are respectively sleeved on the rotating rod and the rotating rod at the other side; the outer lateral surface of the upper end of a fixed plate (14) is provided with a bump (10); a rod (19) at the lower end of a lifting handle (9) is movably inserted in a hole of the bump; an external screw thread formed at the lower end of the bump of the rod is sleeved with a positioning nut (16); both ends of a spring (18) on the external screw thread are respectively pressed against the opposite faces of the bump and the positioning nut; both sides of the lower face of the lifting handle are respectively provided with locking hooks (24). The locking device for the operating handle of the hydraulic bracket of the fully mechanized mining machine implements the technical requirements that a safety coefficient of the operating handle of the fully mechanized mining machine is increased and the operating handle of the fully mechanized mining machine is difficult to start by an external force.
Description
[technical field]
The present invention relates to a kind of handle protector, specifically the present invention relates to a kind of combining and adopt machine locking device of operating handle of hydraulic support.
[background technology]
According to the 67 regulation of < < safety regulations in coal mine > >, while adopting synthesization machinery to mine, support must keep straight line, and hydraulic support must connect top, necessary advance support during roof cracking; Yet coal-winning machine is necessary and time shift frame when mining, and this process must guarantee the normal use of supporting; But in actual production process, be subject to the restriction of the several factors such as field operation face is little, sight line is bad, hydraulic support breaks down especially, will bring potential safety hazard to mine like this; My ore deposit finds when introducing hydraulic support, and the control valve of hydraulic support is without any safety measure.Because fully-mechanized mining working environment is poor, staff, in operation or the carrying walking of can only bowing from hydraulic support during thing, always encounters unintentionally the control valve of hydraulic support in walking, cause hydraulic support stand malfunctioning, generation major safety risks.
[summary of the invention]
In order to overcome the deficiency in background technology, the invention discloses a kind of combining and adopt machine locking device of operating handle of hydraulic support, the present invention utilizes gag lever post and opposite side gag lever post to make operating grip in blocking, guaranteed that external force is not intended to collision and combines that to adopt the hydraulic support stand that machine operation handle occurs malfunctioning adopt machine operation handle normal function in the situation that not affecting to combine, the present invention has realized combining and has adopted machine operation handle safety factor and increase and be not vulnerable to the technology demand that external force starts.
Realize technical scheme of the present invention as follows:
Combine and to adopt a machine locking device of operating handle of hydraulic support, comprise combining and adopt machine operation handle, described combining adopted machine operation handle and is comprised of control valve, operating grip and the backplate of a plurality of parallel connections, control valve two ends in a plurality of parallel connections are respectively equipped with backplate, and each control valve top is respectively equipped with operating grip, one end steel plate and other end steel plate are arranged on the outside of control valve two endshields, and the bottom of one end steel plate and other end steel plate is fixedly connected with by least two check lock levers, bull stick, the two ends active link of opposite side bull stick is the top of steel plate and other end steel plate at one end, J-shaped gag lever post, the bent-up end of J-shaped opposite side gag lever post is connected to bull stick, one side of opposite side bull stick, at J-shaped gag lever post, the close straight end place of J-shaped opposite side gag lever post is respectively by connecting rod and bull stick, the another side of opposite side bull stick connects, two are enclosed within respectively on bull stick and opposite side bull stick at return spring, one end of two return springs is hooked on connecting rod, the other end of two return springs withstands on control valve, in the straight end rotary course of described J-shaped gag lever post and J-shaped opposite side gag lever post or two gap in the setting of other end steel plate top, or the both sides, bottom in other end steel plate, lateral surface middle part at other end steel plate is provided with fixed head, described fixed head upper end lateral surface is provided with casting lug thereon, the bar activity of carrying handle lower end is through in the hole of casting lug thereon, on the external screw thread arranging in the casting lug thereon lower end of described bar, cover has setscrew nut, both ends of the spring on external screw thread withstands on respectively on the opposite face of casting lug thereon and setscrew nut, the both sides of described carrying handle bottom surfaces are respectively equipped with locking bail, and the lateral surface that forms other end steel plate by described locking bail is provided with the control that in gap, J-shaped gag lever post and J-shaped opposite side gag lever post are directly held.
The described comprehensive machine locking device of operating handle of hydraulic support of adopting, the unthreaded hole of described fixed head is fixed on by flat head rivet on the hole at lateral surface middle part of other end steel plate.
The described comprehensive machine locking device of operating handle of hydraulic support of adopting, is respectively equipped with screw rod at the two ends of at least two check lock levers, and the screw rod at described at least two check lock lever two ends is fixed by nut respectively behind the hole through one end steel plate and other end steel plate bottom.
The described comprehensive machine locking device of operating handle of hydraulic support of adopting is provided with baffle ring on the external screw thread between spring and setscrew nut.
By above-mentioned disclosure, the invention has the beneficial effects as follows:
Of the present invention combining adopted machine operation handle blocking device, utilize check lock lever that one end steel plate and other end steel plate are fixed on to comprehensive backplate outside of adopting machine operation handle, the gag lever post arranging on bull stick and opposite side bull stick and the end of opposite side gag lever post are at ordinary times in the gap in other end steel plate, gag lever post and opposite side gag lever post make operating grip in blocking, while using operating grip, the locking bail that lifts subordinate portion by pulling carrying handle to make to draw departs from the end of gag lever post and opposite side gag lever post, bull stick, another bull stick is subject to the effect of return spring, bull stick, the bottom both sides of the gag lever post of another bull stick in other end steel plate, to guarantee that the operation of hydraulic support handle is not remaining, hindered, combine and to adopt machine operation handle at ordinary times not in two gap of used time in other end steel plate, the present invention has guaranteed that external force is not intended to collision and combines that to adopt the hydraulic support stand that machine operation handle occurs malfunctioning adopt machine operation handle normal function in the situation that not affecting to combine, avoided the existence of potential safety hazard, hydraulic support blocking device of the present invention is simple in structure, easy to use, durable in use, be convenient to setup and manage.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present invention;
Fig. 2 is assembly structure schematic diagram of the present invention;
In the drawings: 1, operating grip; 2, one end steel plate; 3, backplate; 4, bull stick; 5, gag lever post; 6, return spring; 7, connecting rod; 8, check lock lever; 9, carrying handle; 10, casting lug thereon; 11, screw rod; 12, nut; 13, other end steel plate; 14, fixed head; 15, flat head rivet; 16, setscrew nut; 17, baffle ring; 18, spring; 19, bar; 20, another gag lever post; 21, gap; 22, another bull stick; 23, unthreaded hole; 24, locking bail; 25, control valve.
[specific embodiment]
Below in conjunction with embodiment, the present invention is further detailed; The following examples are not for restriction of the present invention, and only, as supporting to realize mode of the present invention, any equivalent structure in technological frame disclosed in this invention is replaced, and is protection scope of the present invention;
The comprehensive machine locking device of operating handle of hydraulic support of adopting described in 1 or 2 by reference to the accompanying drawings, comprises combining and adopts machine operation handle, and described combining adopted machine operation handle and be comprised of control valve 25, operating grip 1 and the backplate 3 of a plurality of parallel connections, control valve two ends in a plurality of parallel connections are respectively equipped with backplate 3, and each control valve top is respectively equipped with operating grip 1, one end steel plate 2 and other end steel plate 13 are arranged on the outside of 25 liang of endshields 3 of control valve, the bottom of one end steel plate 2 and other end steel plate 13 is fixedly connected with by least two check lock levers 8, namely at the two ends of at least two check lock levers 8, be respectively equipped with screw rod 11, the screw rod 11 at described at least two check lock levers 8 two ends is fixed by nut 12 respectively behind the hole through one end steel plate 2 and other end steel plate 13 bottoms, bull stick 4, the two ends active link of opposite side bull stick 22 is the top of steel plate 2 and other end steel plate 13 at one end, J-shaped gag lever post 5, the bent-up end of J-shaped opposite side gag lever post 20 is connected to bull stick 4, one side of opposite side bull stick 22, at J-shaped gag lever post 5, the close straight end place of J-shaped opposite side gag lever post 20 is respectively by connecting rod 7 and bull stick 4, the another side of opposite side bull stick 22 connects, two are enclosed within respectively on bull stick 4 and opposite side bull stick 22 at return spring 6, one end of two return springs 6 is hooked on connecting rod 7, the other end of two return springs 6 withstands on control valve 25, in the straight end rotary course of described J-shaped gag lever post 5 and J-shaped opposite side gag lever post 20 or two gap 21 in the 2 tops settings of other end steel plate, or the both sides, bottom in other end steel plate 13, lateral surface middle part at other end steel plate 13 is provided with fixed head 14, the unthreaded hole 23 of described fixed head 14 is fixed on by flat head rivet 15 on the hole at lateral surface middle part of other end steel plate 13, described fixed head 14 upper end lateral surfaces are provided with casting lug thereon 10, bar 19 activities of carrying handle 9 lower ends are through in the hole of casting lug thereon 10, on the external screw thread arranging in casting lug thereon 10 lower ends of described bar 19, cover has setscrew nut 16, spring 18 two ends on external screw thread withstand on respectively on the opposite face of casting lug thereon 10 and setscrew nut 16, on the external screw thread between spring 18 and setscrew nut 16, be provided with baffle ring 17, the both sides of described carrying handle 9 bottom surfaces are respectively equipped with locking bail 24, the lateral surface that forms other end steel plate 13 by described locking bail 24 is provided with the control of the interior J-shaped gag lever post 5 of gap 21 and J-shaped opposite side gag lever post 20 straight ends.
Implement of the present invention combining and adopt machine locking device of operating handle of hydraulic support, by the screw rod 11 at check lock lever 8 two ends, pass respectively the hole of one end steel plate 2 and 13 both sides, the bottom settings of other end steel plate, by nut 12, one end steel plate 2 and other end steel plate 13 are fixed on to comprehensive two backplate 3 outsides of adopting machine operation handle 1, in the hole of the necking down polished rod 26 at bull stick 4 and opposite side bull stick 22 two ends in one end steel plate 2 and other end steel plate 13 both sides, top, is combining while adopting machine operation handle inoperative in two gap 21 in other end steel plate 13 tops at ordinary times the end of the gag lever post 5 arranging on bull stick 4 and opposite side bull stick 22, by two gag lever posts 5, make operating grip in blocking, while using operating grip, utilize carrying handle 9 to make the locking bail 24 of carrying handle 9 bottoms depart from two gag lever posts 5, gag lever post 5 makes the bottom both sides of two gag lever posts 5 in other end steel plate 13 by return spring 6, to guarantee that the operation of hydraulic support handle is not remaining, hindered, the locking bail 24 of spring 18 carrying handle 9 bottoms remains closure state.
Part not in the detailed description of the invention is prior art.
Claims (4)
1. combine and adopt a machine locking device of operating handle of hydraulic support, comprise combining and adopt machine operation handle, described combining adopted machine operation handle and is comprised of control valve (25), operating grip (1) and the backplate (3) of a plurality of parallel connections, at the control valve two ends of a plurality of parallel connections, be respectively equipped with backplate (3), each control valve top is respectively equipped with operating grip (1), one end steel plate (2) and other end steel plate (13) are arranged on the outside of control valve (25) two endshields (3), and the bottom of one end steel plate (2) and other end steel plate (13) is fixedly connected with by least two check lock levers (8), bull stick (4), the two ends active link of opposite side bull stick (22) is the top of steel plate (2) and other end steel plate (13) at one end, J-shaped gag lever post (5), the bent-up end of J-shaped opposite side gag lever post (20) is connected to bull stick (4), one side of opposite side bull stick (22), in J-shaped gag lever post (5), the close straight end place of J-shaped opposite side gag lever post (20) is respectively by connecting rod (7) and bull stick (4), the another side of opposite side bull stick (22) connects, two are enclosed within respectively on bull stick (4) and opposite side bull stick (22) at return spring (6), one end of two return springs (6) is hooked on connecting rod (7), the other end of two return springs (6) withstands on control valve (25), in the straight end rotary course of described J-shaped gag lever post (5) and J-shaped opposite side gag lever post (20) or two gap (21) in the setting of other end steel plate (2) top, or the both sides, bottom in other end steel plate (13), it is characterized in that: the lateral surface middle part at other end steel plate (13) is provided with fixed head (14), described fixed head (14) upper end lateral surface is provided with casting lug thereon (10), bar (19) activity of carrying handle (9) lower end is through in the hole of casting lug thereon (10), on the external screw thread arranging in casting lug thereon (10) lower end of described bar (19), cover has setscrew nut (16), spring on external screw thread (18) two ends withstand on respectively on the opposite face of casting lug thereon (10) and setscrew nut (16), the both sides of described carrying handle (9) bottom surfaces are respectively equipped with locking bail (24), the lateral surface that is formed other end steel plate (13) by described locking bail (24) is provided with the interior J-shaped gag lever post of gap (21) (5) and the straight control of holding of J-shaped opposite side gag lever post (20).
2. according to claim 1 combine adopted machine locking device of operating handle of hydraulic support, it is characterized in that: the unthreaded hole (23) of described fixed head (14) is fixed on by flat head rivet (15) on the hole in the middle part of the lateral surface of other end steel plate (13).
3. according to claim 1 combining adopted machine locking device of operating handle of hydraulic support, it is characterized in that: at the two ends of at least two check lock levers (8), be respectively equipped with screw rod (11), the screw rod (11) at described at least two check lock levers (8) two ends is fixed by nut (12) respectively after through the hole of one end steel plate (2) and other end steel plate (13) bottom.
4. according to claim 1 combining adopted machine locking device of operating handle of hydraulic support, it is characterized in that: on the external screw thread between spring (18) and setscrew nut (16), be provided with baffle ring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189759.4A CN104179516A (en) | 2013-05-22 | 2013-05-22 | Locking device for operating handle of hydraulic bracket of fully mechanized mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189759.4A CN104179516A (en) | 2013-05-22 | 2013-05-22 | Locking device for operating handle of hydraulic bracket of fully mechanized mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104179516A true CN104179516A (en) | 2014-12-03 |
Family
ID=51960829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310189759.4A Pending CN104179516A (en) | 2013-05-22 | 2013-05-22 | Locking device for operating handle of hydraulic bracket of fully mechanized mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104179516A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041361A (en) * | 2015-06-29 | 2015-11-11 | 李军安 | Locking device for operating valve of fully mechanized mining hydraulic support |
| CN105041360A (en) * | 2015-06-29 | 2015-11-11 | 李军安 | Limiting device for hydraulic support operating valve |
| CN107327436A (en) * | 2017-08-21 | 2017-11-07 | 泸州精通流体液压机械有限公司 | The system for improving electric proportional control valve circulation stability |
| CN109237114A (en) * | 2018-10-25 | 2019-01-18 | 兖矿东华重工有限公司 | A kind of development machine and its proportional multi-path reversing valve blocking device |
-
2013
- 2013-05-22 CN CN201310189759.4A patent/CN104179516A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041361A (en) * | 2015-06-29 | 2015-11-11 | 李军安 | Locking device for operating valve of fully mechanized mining hydraulic support |
| CN105041360A (en) * | 2015-06-29 | 2015-11-11 | 李军安 | Limiting device for hydraulic support operating valve |
| CN107327436A (en) * | 2017-08-21 | 2017-11-07 | 泸州精通流体液压机械有限公司 | The system for improving electric proportional control valve circulation stability |
| CN109237114A (en) * | 2018-10-25 | 2019-01-18 | 兖矿东华重工有限公司 | A kind of development machine and its proportional multi-path reversing valve blocking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141203 |
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| WD01 | Invention patent application deemed withdrawn after publication |