CN102943683B - Hydraulic support protection net device - Google Patents
Hydraulic support protection net device Download PDFInfo
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- CN102943683B CN102943683B CN201210461868.2A CN201210461868A CN102943683B CN 102943683 B CN102943683 B CN 102943683B CN 201210461868 A CN201210461868 A CN 201210461868A CN 102943683 B CN102943683 B CN 102943683B
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- hydraulic support
- protection net
- top beam
- soft protecting
- net
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Abstract
The invention discloses a hydraulic support protection net device, belonging to the technical field of mining machines. The hydraulic support protection net device comprises a flexible protection net which is arranged between a hydraulic support top beam and a cable trough. A protection net unfolding rod is arranged on the hydraulic support top beam. One end of the flexible protection net is connected onto the cable trough and the other end of the flexible protection net is connected with an elastic retractable element through the protection net unfolding rod. A rigid rod is arranged at one end of the flexible protection net, which is connected with the elastic retractable element. By using the device, the protection space is effectively widened; the personal safety and the equipment safety are protected; when a scraper conveyer moves, the elastic retractable element can compensate the protection space of the flexible protection net to prevent a large open area from occurring between the hydraulic support top beam and the scraper conveyer and to further protect the working personnel and the equipment; the structure is simple, light and ingenious; and the protection effect is good.
Description
Technical field
The invention belongs to mining machinery technical field, particularly relate to a kind of hydraulic support protection net device.
Background technology
Current coal mine machinery comprehensive mining is very general, in coal mining process, the phenomenon that the coal cinder that coal-winning machine is cut off and spoil fly into workman's working space also often occurs, the coal cinder, spoil etc. that splash very easily wound staff and damage comprehensive mining equipment, cause the extremely serious person, device security accident.Therefore, between coal-winning machine and workman's working space, the attention that protector have also been obtained numerous hydraulic support manufacturer is installed additional.And existing protector mostly is the waste rock board structure of rigidity or adopts waste and old conveyor belt to play protective action, these structure bulky and protection effect is poor.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of hydraulic support protection net device, to solve the heavy and problem of protection effect difference of protective device structure that prior art provides.
The embodiment of the present invention realizes like this, hydraulic support protection net device, comprise the soft protecting net be arranged between hydraulic support top beam and cable channel, described hydraulic support top beam is provided with protective screening deployment rod, one end of described soft protecting net is connected on described cable channel, and the other end of described soft protecting net is connected with elastic telescopic element through described protective screening deployment rod.
Improve as one, one end that described soft protecting net is connected with described elastic telescopic element is provided with rigid rod.
As further improvement, described elastic telescopic element one end connects described soft protecting net, and the other end is connected on described hydraulic support top beam.
As further improving, described elastic telescopic element is extension spring.
Owing to have employed technique scheme, the beneficial effect of the embodiment of the present invention is: because soft protecting net is arranged between cable channel and hydraulic support top beam, one end of this soft protecting net is connected with cable channel, the other end is connected with elastic telescopic element through described protective screening deployment rod, when drag conveyor moves, elastic stretching element can compensate the guard space of soft protecting net, be unlikely to make between hydraulic support top beam and drag conveyor, to occur large area neutral, good protective effect is served to staff and equipment, structure is simply light and handy, protection effect is good.
The one end be connected with elastic telescopic element due to soft protecting net is provided with rigid rod, ensure that soft protecting net is in formation state all the time, decreases the usage quantity of elastic telescopic element simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the top view that back protective net passed by Fig. 1 middle scraper conveyer;
In figure, 1-hydraulic support top beam; 2-cable channel; 3-soft protecting net; 4-protective screening deployment rod; 5-rigid rod; 6-wire rope; 7-extension spring; 8-link; 9-drag conveyor; Position after the passing of 10-drag conveyor.
Detailed description of the invention
In order to make the object of the embodiment of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the embodiment of the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As Fig. 1 and Fig. 2 jointly shown in, this hydraulic support protection net device comprises the soft protecting net 3 be arranged between hydraulic support top beam 1 and cable channel 2, this hydraulic support top beam 1 is provided with protective screening deployment rod 4, the bending two ends of this protective screening deployment rod 4, the space that soft protecting net 3 passes is left between mid portion and hydraulic support top beam 1, one end of this soft protecting net 3 is connected on cable channel 2, the other end is connected with elastic telescopic element through protective screening deployment rod 4, and this elastic telescopic element is preferably extension spring 7.
One end that this soft protecting net 3 is connected with extension spring 7 is provided with rigid rod 5.The wire rope 6 for being connected can also be provided with between this extension spring 7 with rigid rod 5, this extension spring 7 other end is connected on hydraulic support top beam 1, also in other positions, or hydraulic support top beam 1 can arrange link 8, the hook of extension spring 7 hangs on link 8.Structure is simply light and handy, is convenient to connect and fix.
Certainly this protective screening deployment rod 4 can be designed to have the two bar compositions up and down launching gap, and soft protecting net 3 is connected with extension spring 7 through launching gap, can reduce the usage quantity of extension spring 7 like this; , then match with rigid rod 5 and wire rope 6 meanwhile, soft protecting net 3 keep launching and smooth effect better, and the time is lastingly, and extension spring 7 use amount is less.
In real work, after this soft protecting net 3 installs, the coal cinder that coal-winning machine is cut off and workman's working space that spoil can not splash, ensure that the safety of the person and equipment.The protective screening deployment rod 4 on hydraulic support top beam 1 is vertically mounted to due to this soft protecting net 3, and bending and extension spring 7, effectively expand guard space, avoid splashing coal cinder and spoil enters working region from top, hit staff and mining equipment.
Along with going deep into of exploitation, drag conveyor 9 will constantly move, when position 10 after being in drag conveyor and moving, one end due to soft protecting net 3 is connected on the cable channel 2 of drag conveyor 9, therefore, this soft protecting net 3 is wanted constantly along with drag conveyor 9 moves, thus soft protecting net 3 drives spring 7 constantly to stretch.Because this spring 7 provides enough strokes, make soft protecting net 3 be in tensioning state all the time and reach the work requirements after moving, further increasing the application of this device.After drag conveyor 9 drives soft protecting net 3 to move, identical with effect with the operating principle before movement, do not add to repeat at this.
The hydraulic support protection net device that the embodiment of the present invention provides comprises the soft protecting net 3 be arranged between hydraulic support top beam 1 and cable channel 2, on this hydraulic support top beam, 1 is provided with protective screening deployment rod 4, one end of this soft protecting net 3 is connected on cable channel 2, the other end is connected with elastic telescopic element through protective screening deployment rod 4, and one end that this soft protecting net 3 is connected with elastic telescopic element is provided with rigid rod 5.Adopt this kind of device; effectively expand guard space; protect the person and device security; when drag conveyor moves; elastic stretching element can compensate the guard space of soft protecting net, is unlikely to make to occur large area neutral between hydraulic support top beam and drag conveyor, serves further protective effect to staff and equipment; structure is simply light and handy, and protection effect is good.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. hydraulic support protection net device, it is characterized in that, comprise the soft protecting net be arranged between hydraulic support top beam and cable channel, described hydraulic support top beam is provided with protective screening deployment rod, one end of described soft protecting net is connected on described cable channel, and the other end of described soft protecting net is connected with elastic telescopic element through described protective screening deployment rod; One end that described soft protecting net is connected with described elastic telescopic element is provided with rigid rod.
2. hydraulic support protection net device according to claim 1, is characterized in that, described elastic telescopic element one end connects described soft protecting net, and the other end is connected on described hydraulic support top beam.
3. hydraulic support protection net device according to claim 2, is characterized in that, described elastic telescopic element is extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210461868.2A CN102943683B (en) | 2012-11-15 | 2012-11-15 | Hydraulic support protection net device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210461868.2A CN102943683B (en) | 2012-11-15 | 2012-11-15 | Hydraulic support protection net device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102943683A CN102943683A (en) | 2013-02-27 |
| CN102943683B true CN102943683B (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210461868.2A Active CN102943683B (en) | 2012-11-15 | 2012-11-15 | Hydraulic support protection net device |
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| CN (1) | CN102943683B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314593A (en) * | 2014-11-15 | 2015-01-28 | 中煤北京煤矿机械有限责任公司 | Waste rock blocking net device special for thin coal seam support |
| CN108222935B (en) | 2015-06-24 | 2019-09-17 | 北京中矿创新联盟能源环境科学研究院 | Equipment system of roadway-free coal-pillar-free self-retained roadway mining method |
| CN105240013B (en) | 2015-06-24 | 2017-12-15 | 何满潮 | Broadwall N00 engineering methods |
| CN106437804B (en) * | 2015-09-30 | 2018-04-17 | 北京中矿创新联盟能源环境科学研究院 | Overhaul support and equipment system of roadway-free and coal-pillar-free self-retained roadway mining method |
| CN106006237B (en) * | 2016-05-25 | 2017-08-01 | 郑州煤矿机械集团股份有限公司 | Coal-winning machine with twisted and released of the cable function |
| CN105863703A (en) * | 2016-05-25 | 2016-08-17 | 郑州煤矿机械集团股份有限公司 | Flexible protecting net for hydraulic bracket of coal mine |
| CN112193941B (en) * | 2020-09-25 | 2022-12-27 | 中国煤炭科工集团太原研究院有限公司 | Cable protection device of side mining and transporting unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269546A (en) * | 1978-04-20 | 1981-05-26 | Huwood Limited | Mine working apparatus |
| CN201661230U (en) * | 2010-04-27 | 2010-12-01 | 王轶君 | Retractable screen window |
| CN202250129U (en) * | 2011-08-26 | 2012-05-30 | 蒋飞鸿 | Hydraulic bracket with special stretchable waste rock stopping screen |
| CN102748056A (en) * | 2012-07-25 | 2012-10-24 | 山东矿机集团股份有限公司 | Large-inclination blasting mining light top coal caving bracket set |
| CN202914113U (en) * | 2012-11-15 | 2013-05-01 | 山东矿机集团股份有限公司 | Protective net device of hydraulic support frame |
-
2012
- 2012-11-15 CN CN201210461868.2A patent/CN102943683B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269546A (en) * | 1978-04-20 | 1981-05-26 | Huwood Limited | Mine working apparatus |
| CN201661230U (en) * | 2010-04-27 | 2010-12-01 | 王轶君 | Retractable screen window |
| CN202250129U (en) * | 2011-08-26 | 2012-05-30 | 蒋飞鸿 | Hydraulic bracket with special stretchable waste rock stopping screen |
| CN102748056A (en) * | 2012-07-25 | 2012-10-24 | 山东矿机集团股份有限公司 | Large-inclination blasting mining light top coal caving bracket set |
| CN202914113U (en) * | 2012-11-15 | 2013-05-01 | 山东矿机集团股份有限公司 | Protective net device of hydraulic support frame |
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| Publication number | Publication date |
|---|---|
| CN102943683A (en) | 2013-02-27 |
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Effective date of registration: 20161230 Address after: The 262400 big economic development zone in Shandong province Weifang city Changle County Road north of Shandong mining machinery group Limited by Share Ltd Patentee after: Shandong Mining Machinery Group Co., Ltd. Patentee after: Chongqing Energy Technology Investment Group Co., Ltd. Address before: The 262400 big economic development zone in Shandong province Weifang city Changle County Road north of Shandong mining machinery group Limited by Share Ltd Patentee before: Shandong Mining Machinery Group Co., Ltd. |