CN105041360A - Limiting device for hydraulic support operating valve - Google Patents
Limiting device for hydraulic support operating valve Download PDFInfo
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- CN105041360A CN105041360A CN201510379044.4A CN201510379044A CN105041360A CN 105041360 A CN105041360 A CN 105041360A CN 201510379044 A CN201510379044 A CN 201510379044A CN 105041360 A CN105041360 A CN 105041360A
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- gag lever
- lever post
- hydraulic
- stopping means
- fixed
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Abstract
The invention discloses a limiting device for a hydraulic support operating valve. The limiting device comprises a connecting rod, a connecting plate and a limiting rod. The connecting rod is fixedly connected to one side of a hydraulic support valve group, the connecting plate is fixedly connected to the other side of the hydraulic support valve group, a supporting plate is fixed on the connecting plate, a fixed shaft sleeve is installed on the supporting plate, and a fixed shaft is arranged in the fixed shaft sleeve. The limiting rod comprises a fixed end and a movable end, the fixed end of the limiting rod is hinged to the front end of the fixed shaft, and the movable end of the limiting rod is provided with a locking hole. The shape and size of the locking hole correspond to those of the connecting rod, and the limiting rod is movably connected with the connecting rod through the locking hole and provided with a limiting gap. The limiting device is simple to operate, convenient to install, safe and reliable and can effectively avoid misoperation of the hydraulic support valve group.
Description
Technical field
The present invention relates to coal-mine integrated-mining equipment technical field, particularly relate to a kind of hydraulic chock running valve stopping means.
Background technology
Hydraulic support can support and control the top board of work plane effectively, isolation acquisition zone, ensure working space, and can along with the propelling of work plane mechanization mobile, constantly pushing coal-winning machine and drag conveyor to rib, is one of key equipment of modern fully mechanized coal winning technology.Hydraulic support is primarily of hardware, hydraulic system and anti-topping and anti-slip, tune frame and lift base device three parts composition.Hydraulic control system, except column, various jack, also comprises hydraulic chock running valve group, safety valve, hydraulic control one-way valve etc.
Hydraulic support operating valve group control hydraulic support crane, move the various actions such as frame, pushing and sliding, balance adjustment, front-axle beam be flexible, reliability and the safety of its work are extremely important.In real work, coal mine fully-mechanized mining working operating space environment is narrow, hydraulic support valve group requires that the position of installing will be beneficial to human users, during design, operating valve set has been arranged in the middle of frame shelves, but the operating valve set that hydraulic support uses hand without any restrictions is dynamic device, on the exposed walkway between the large column of hydraulic support and scraper conveyor cable trough of valve group handle.Work plane personnel activity is frequent, dark, space is narrow, seam inclination is comparatively large or coal seam sedan-chair is thin, at maintenance support or when walking below support, independently can not grab in unbalanced situation, outer foreign object carries out balance health, this just exist occur plate valve handle because surprisingly to be scraped, the form such as extruding and produce misoperation and cause the accident may, thus damage equipment impact is produced, and even personal injury accident occurs.
In sum, provide a kind of simple to operate, easy for installation, safe and reliable and effectively can avoid the hydraulic chock running valve stopping means of hydraulic support valve group maloperation, seem especially important.
Summary of the invention
For overcoming the deficiencies in the prior art, the object of this invention is to provide a kind of simple to operate, easy for installation, safe and reliable and effectively can avoid the hydraulic chock running valve stopping means of hydraulic support valve group maloperation, realize Plant in good condition, ensure personal security, eliminate safe hidden trouble.
In order to solve the technical problem in background technology, the invention provides a kind of hydraulic chock running valve stopping means, comprise connecting rod, junction plate and gag lever post, described connecting rod is fixedly connected on the side of hydraulic support valve group, described junction plate is fixedly connected on the opposite side of hydraulic support valve group, described junction plate is fixed with gripper shoe, described gripper shoe is provided with fixed hub, in described fixed hub, be provided with fixed axis; Described gag lever post comprises fixed end and movable end, the fixed end of described gag lever post and the front end of described fixed axis hinged, the movable end of described gag lever post is provided with an obturator hernia, the shape of described obturator hernia is corresponding with described connecting rod with size, described gag lever post is flexibly connected with described connecting rod by described obturator hernia, and described gag lever post has spacing gap.
Further, the movable end of described gag lever post is fixedly connected with by the stock that two are parallel to each other with fixed end, and described spacing gap is at described fixed end, between described movable end and described two parallel bars.
Further, the width in described spacing gap is less than the gap that hydraulic chock running valve handle is pulled.
Further, the length of described gag lever post and described valve group adapts.
Further, the described valve group side that is provided with described plate valve handle is greater than the length of described plate valve handle to the distance of described gag lever post.
Further, described gag lever post is provided with brace, and described brace is positioned at the both sides, front end of described fixed axis; Described brace is provided with hinge hole, and the front end of described fixed axis is provided with connecting shaft hole, and described hinge hole and described connecting shaft hole match, and described hinge hole is connected by connecting bolt with described connecting shaft hole.
Further, the rear end of described fixed axis is fixed by cottor pin, and described fixed axis can rotate in described fixed hub.
Particularly, described connecting rod is fixedly connected with by the side of welding manner with described hydraulic support valve group.
Particularly, described junction plate is fixedly connected with by the opposite side of bolt with described hydraulic support valve group.
A kind of hydraulic chock running valve stopping means of the present invention, has following beneficial effect:
(1) hydraulic chock running valve stopping means of the present invention is by junction plate, connecting rod and gag lever post, fixedly forms through bolt, fixed axis and welding manner, and structure is simple, easy for installation.
(2) shape of the obturator hernia of hydraulic chock running valve stopping means of the present invention and size and connecting rod is corresponding, just can unlock under external force, provide safe and reliable latch performance.
(3) width in the spacing gap of hydraulic chock running valve stopping means of the present invention is less than the scope that handle is pulled, and effectively prevent handle maloperation under external force.
(4) gag lever post of hydraulic chock running valve stopping means of the present invention can rotate in perpendicular with fixed axis, safe and reliable.
(5) application of this device both ensure that the stability state of face roof, in turn ensure that personal security, for mine safety production creates intangible value.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of hydraulic chock running valve stopping means of the present invention;
Fig. 2 is the gag lever post structural representation of a kind of hydraulic chock running valve stopping means of the present invention;
Fig. 3 is the fixed axle structure schematic diagram of a kind of hydraulic chock running valve stopping means of the present invention.
Wherein, in figure, Reference numeral corresponds to: 1-connecting rod, 2-junction plate, 3-gag lever post, 4-hydraulic support valve group, 5-gripper shoe, 6-fixed hub, 7-fixed axis, 8-obturator hernia, the spacing gap of 9-, 10-handle, 11-brace, 12-hinge hole, 13-connecting shaft hole, 14-connecting bolt, 15-cottor pin, 16-bolt.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
Embodiment 1:
Refer to Fig. 1-3, the invention discloses a kind of hydraulic chock running valve stopping means, comprise connecting rod 1, junction plate 2 and gag lever post 3, described connecting rod 1 is fixedly connected on the side of hydraulic support valve group 4, described junction plate 2 is fixedly connected on the opposite side of hydraulic support valve group 4, described junction plate 2 is fixed with gripper shoe 5, described gripper shoe 5 is provided with fixed hub 6, in described fixed hub 6, be provided with fixed axis 7; Described gag lever post 3 comprises fixed end and movable end, the fixed end of described gag lever post 3 and the front end of described fixed axis 7 hinged, the movable end of described gag lever post 3 is provided with an obturator hernia 8, the shape of described obturator hernia 8 and size corresponding with described connecting rod 1, described gag lever post 3 is flexibly connected with described connecting rod 1 by described obturator hernia 8, and described gag lever post 3 has spacing gap 9.
Further, the movable end of described gag lever post 3 is fixedly connected with by the stock that two are parallel to each other with fixed end, and described spacing gap 9 is at described fixed end, between described movable end and described two parallel bars.
Further, the width in described spacing gap 9 is less than the gap that hydraulic chock running valve handle 10 is pulled.
Further, described gag lever post 3 adapts with the length of described valve group 4.
Further, described valve group 4 side that is provided with described plate valve handle 10 is greater than the length of described plate valve handle 10 to the distance of described gag lever post 3.
Further, described gag lever post 3 is provided with brace 11, and described brace 11 is positioned at the both sides, front end of described fixed axis 7; Described brace 11 is provided with hinge hole 12, and the front end of described fixed axis 7 is provided with connecting shaft hole 13, and described hinge hole 12 matches with described connecting shaft hole 13, and described hinge hole 12 is connected by connecting bolt 14 with described connecting shaft hole 13.
Further, the rear end of described fixed axis 7 is fixed by cottor pin 15, and described fixed axis 7 can rotate in described fixed hub 6.
Particularly, described connecting rod 1 is fixedly connected with by the side of welding manner with described hydraulic support valve group 4.
Particularly, described junction plate 2 is fixedly connected with by the opposite side of bolt 16 with described hydraulic support valve group 4.
The course of work of the hydraulic chock running valve stopping means that the embodiment of the present invention provides is as follows: as Figure 1-3, when described hydraulic support valve group 4 does not work, described handle 10 is all placed in zero-bit, described gag lever post 3 is forwarded to above described connecting rod 1 around described fixed axis 7, firmly described gag lever post 3 is pressed downwards, described obturator hernia 8 is blocked with described connecting rod 1, realize the locking of described valve group 4, the width in described spacing gap 9 is less than the scope that described handle 10 is pulled, and efficiently avoid handle maloperation under external force; When needs adjusting pole, firmly described obturator hernia 8 is extracted from described connecting rod 1, described gag lever post 3 is started, along with described fixed axis 7 turns to the place that can not hinder safe manoeuvring support, realize the unblock of described valve group 4 with this and carry out plate valve operation.
A kind of hydraulic chock running valve stopping means of the present invention, has following beneficial effect:
(1) hydraulic chock running valve stopping means of the present invention is by junction plate, connecting rod and gag lever post, fixedly forms through bolt, fixed axis and welding manner, and structure is simple, easy for installation.
(2) shape of the obturator hernia of hydraulic chock running valve stopping means of the present invention and size and connecting rod is corresponding, just can unlock under external force, provide safe and reliable latch performance.
(3) width in the spacing gap of hydraulic chock running valve stopping means of the present invention is less than the scope that handle is pulled, and effectively prevent handle maloperation under external force.
(4) gag lever post of hydraulic chock running valve stopping means of the present invention can rotate in perpendicular with fixed axis, safe and reliable.
(5) application of this device both ensure that the stability state of face roof, in turn ensure that personal security, for mine safety production creates intangible value.
The above is the preferred embodiment of the present invention; it is noted that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (9)
1. a hydraulic chock running valve stopping means, it is characterized in that, comprise connecting rod (1), junction plate (2) and gag lever post (3), described connecting rod (1) is fixedly connected on the side of hydraulic support valve group (4), described junction plate (2) is fixedly connected on the opposite side of hydraulic support valve group (4), described junction plate (2) is fixed with gripper shoe (5), described gripper shoe (5) is provided with fixed hub (6), in described fixed hub (6), be provided with fixed axis (7); Described gag lever post (3) comprises fixed end and movable end, the fixed end of described gag lever post (3) and the front end of described fixed axis (7) hinged, the movable end of described gag lever post (3) is provided with an obturator hernia (8), the shape of described obturator hernia (8) and size corresponding with described connecting rod (1), described gag lever post (3) is flexibly connected with described connecting rod (1) by described obturator hernia (8), and described gag lever post (3) has spacing gap (9).
2. a kind of hydraulic chock running valve stopping means according to claim 1, it is characterized in that, the movable end of described gag lever post (3) is fixedly connected with by the stock that two are parallel to each other with fixed end, and described spacing gap (9) is at described fixed end, between described movable end and described two parallel bars.
3. a kind of hydraulic chock running valve stopping means according to claim 1 and 2, is characterized in that, the width of described spacing gap (9) is less than the gap that hydraulic chock running valve handle (10) is pulled.
4. a kind of hydraulic chock running valve stopping means according to claim 3, is characterized in that, described gag lever post (3) adapts with the length of described valve group (4).
5. a kind of hydraulic chock running valve stopping means according to claim 1,2 or 4, is characterized in that, the side that described valve group (4) is provided with described plate valve handle (10) is greater than the length of described plate valve handle (10) to the distance of described gag lever post (3).
6. a kind of hydraulic chock running valve stopping means according to claim 5, is characterized in that, described gag lever post (3) is provided with brace (11), and described brace (11) is positioned at the both sides, front end of described fixed axis (7); Described brace (11) is provided with hinge hole (12), the front end of described fixed axis (7) is provided with connecting shaft hole (13), described hinge hole (12) and described connecting shaft hole (13) match, and described hinge hole (12) is connected by connecting bolt (14) with described connecting shaft hole (13).
7. a kind of hydraulic chock running valve stopping means according to claim 6, is characterized in that, the rear end of described fixed axis (7) is fixed by cottor pin (15), and described fixed axis (7) can rotate in described fixed hub (6).
8. a kind of hydraulic chock running valve stopping means according to claim 2,4,6 or 7, is characterized in that, described connecting rod (1) is fixedly connected with by the side of welding manner with described hydraulic support valve group (4).
9. a kind of hydraulic chock running valve stopping means according to claim 8, is characterized in that, described junction plate (2) is fixedly connected with by the opposite side of bolt (16) with described hydraulic support valve group (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379044.4A CN105041360A (en) | 2015-06-29 | 2015-06-29 | Limiting device for hydraulic support operating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379044.4A CN105041360A (en) | 2015-06-29 | 2015-06-29 | Limiting device for hydraulic support operating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105041360A true CN105041360A (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510379044.4A Pending CN105041360A (en) | 2015-06-29 | 2015-06-29 | Limiting device for hydraulic support operating valve |
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| CN (1) | CN105041360A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612555A (en) * | 2018-07-12 | 2018-10-02 | 贵州盘江精煤股份有限公司 | A kind of coal mine hydraulic supporting operation valve arrangement |
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2015
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| CN200989211Y (en) * | 2006-12-31 | 2007-12-12 | 霍保刚 | Comprehensive mining hydraulic support operating valve |
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| CN204253086U (en) * | 2014-11-21 | 2015-04-08 | 永城煤电控股集团有限公司 | Rotary type hydraulic support control valve blocking device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108612555A (en) * | 2018-07-12 | 2018-10-02 | 贵州盘江精煤股份有限公司 | A kind of coal mine hydraulic supporting operation valve arrangement |
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Application publication date: 20151111 |