CN102359877B - Test device for hydraulic support side protection plate - Google Patents
Test device for hydraulic support side protection plate Download PDFInfo
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- CN102359877B CN102359877B CN201110321459.8A CN201110321459A CN102359877B CN 102359877 B CN102359877 B CN 102359877B CN 201110321459 A CN201110321459 A CN 201110321459A CN 102359877 B CN102359877 B CN 102359877B
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- side protection
- hydraulic support
- protection plate
- test device
- support side
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Abstract
The invention discloses a test device for a hydraulic support side protection plate, relates to the field of tests of the hydraulic support side protection plate, and aims to provide an adaptive test device for the hydraulic support side protection plate. The test device for the hydraulic support side protection plate comprises a movable beam (1), a bearing plate (2), a push-pull oil cylinder (3), a swing oil cylinder (4), a transmission rod (5), a support rod (6) and a support structure (7), wherein one end of the support rod (6) is fixedly connected to the transmission rod (5), and the other end of the support rod (6) is a free end and has a convex structure; and the support structure (7) has a concave structure matched with the convex structure. The test device for the hydraulic support side protection plate can be used for internal loading tests of the hydraulic support side protection plate in a horizontal state and a vertical state, is high in automation degree and bearing capacity, and does not damage the working surface of the movable beam.
Description
Technical field
The present invention relates to a kind of hydraulic support tester, particularly relate to a kind of test device for hydraulic support side protection plate.
Background technology
Side protection plate of hydraulic support is hydraulic support important feature part, during normal work, face guard stretches out is close to rib, prevent wall caving or play buffer action when wall caving, when coalcutter is cut to before hydraulic support, face guard need be regained, coalcutter is allowed to pass through, after hydraulic support moves on to new working position, again stretch out face guard, with the rib that supporting is newly exposed, side protection plate of hydraulic support security performance is produced safe coal and is played a significant role thus, safety feature test inspection must be carried out, to ensure its security performance.Test device for hydraulic support side protection plate is then the core apparatus carrying out side protection plate of hydraulic support test, generally walking beam of hydraulic support test stand can be installed on, jointly complete the test of side protection plate of hydraulic support properties, simultaneously test device for hydraulic support side protection plate should have bearing function under horizontality and plumbness, realize the interior loading of side protection plate of hydraulic support, to examine the security performance of side protection plate of hydraulic support, wall supporting lifting jack etc.
Current domestic test device for hydraulic support side protection plate mainly adopts simple carrying plate structure, as shown in Figure 1, mainly comprise portable beam 1, this portable beam is provided with uniform T-slot, loading plate 6, this loading plate is articulated and connected on walking beam of hydraulic support test stand 1; Connecting rod 10, the T-slot in described connecting rod 10 one end and portable beam 1 is detachably hinged, the other end and loading plate 6 hinged; The adjustment of test angle mainly through the hinged end of manual teardown connecting rod 10 with the T-slot in portable beam 1, and according to trystate requirement, selects suitable T-slot, is articulated and connected by connecting rod 10 in selected T-slot, with the approximate requirement reaching trystate.
But this kind of test device for hydraulic support side protection plate, on the one hand by the articulated position of the T-slot on adjustment connecting rod and portable beam, can only be similar to and reach plumbness and horizontality; On the other hand, because connecting rod is main load-carrying unit, in process of the test, the hinged place of connecting rod and T-slot carries loaded load comparatively greatly, easily makes T-slot cause damage, affects the life-span of portable beam in side protection plate of hydraulic support device; In addition, this kind of test device for hydraulic support side protection plate is mainly by manually adjusting dismounting, Adjustment Tests state, and work efficiency is low.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of interior load test that both may be used under side protection plate of hydraulic support horizontality, also may be used for the interior load test under side protection plate of hydraulic support plumbness, automaticity is high, load-bearing capacity is strong, to portable beam workplace without the test device for hydraulic support side protection plate damaged.
The present invention solves the technical scheme that its technical matters takes:
A kind of test device for hydraulic support side protection plate is provided, comprises portable beam, loading plate, push cylinder, oscillating oil cylinder, drive link, support bar and supporting construction; Wherein said portable beam is provided with the first surface of contact; Described loading plate is articulated and connected on described portable beam, and described loading plate is provided with the second surface of contact; Described push cylinder one end is articulated and connected on described loading plate, and the other end is articulated and connected on described portable beam; Described oscillating oil cylinder is fixed on described base; Described drive link is fixedly connected on described oscillating oil cylinder output shaft; Described support bar one end is fixedly connected on described drive link, and the other end is free end, and described free end has evagination structure; Described supporting construction is fixed on described loading plate, and described supporting construction has the concave inward structure matched with described outer male structure.
The invention has the beneficial effects as follows, test unit arranges described push cylinder, can flexible by described push cylinder, described loading plate is driven to rotate, accurately realize horizontal bearing state, vertical bearing state, when described loading plate need be adjusted be in horizontal bearing state, described oscillating oil cylinder work, described drive link is driven to rotate clockwise, and drive described support bar to be clockwise to extreme position, described push cylinder retraction, loading plate is driven to rotate clockwise around interface point, until described portable beam first surface of contact contacts with described loading plate second surface of contact, compress, described loading plate is in horizontal bearing state, during load test, even distributed force is born in described bearing part lateral attitude, stressed is that machinery is extremely spacing, when described loading plate need be adjusted be in vertical bearing state, described push cylinder is overhanging, drive loading plate to rotate counterclockwise around interface point, when driving loading plate to turn to plumbness, described push cylinder stops action, now described oscillating oil cylinder action in the other direction, drive described drive link to rotate counterclockwise, and rotate to described free end and contact with described supporting construction and coordinate, during load test, described support bar plays a supportive role, and also makes bearing part become extremely spacing.Both the interior load test under side protection plate of hydraulic support horizontality had been achieved on the one hand, achieve again the interior load test under side protection plate of hydraulic support plumbness, and bearing part is in extremely spacing in loading procedure, load acting force not act on portable beam workplace, eliminate the damage of the workplace in process of the test; Adopt hydraulic oil cylinder driving structure on the other hand, achieve auto station and regulate automaticity high.
Accompanying drawing explanation
Fig. 1 is that in prior art, a kind of side protection plate of hydraulic support device is installed on the schematic diagram on testing table;
Fig. 2 is the structural front view under test device for hydraulic support side protection plate vertical bearing state of the present invention;
Fig. 3 is the structure right view under test device for hydraulic support side protection plate vertical bearing state of the present invention;
Fig. 4 is the structural representation under test device for hydraulic support side protection plate horizontal bearing state of the present invention.
Reference numeral:
1-portable beam, 2-loading plate, 3-push cylinder, 4-oscillating oil cylinder, 5-drive link, 6-support bar, 7-supporting construction; 8-first surface of contact; 9-second surface of contact.
Embodiment
The present invention aims to provide a kind of interior load test that both may be used under side protection plate of hydraulic support horizontality, also may be used for interior load test under side protection plate of hydraulic support plumbness, automaticity is high, load-bearing capacity is strong, to portable beam workplace without the test device for hydraulic support side protection plate damaged.
Describe the present invention below in conjunction with accompanying drawing and embodiment.
Composition graphs 2, Fig. 3 and Fig. 4, the embodiment of test device for hydraulic support side protection plate of the present invention, comprises portable beam 1, loading plate 2, push cylinder 3, oscillating oil cylinder 4, drive link 5, support bar 6, supporting construction 7; Wherein said portable beam 1 is provided with the first surface of contact 8; Described loading plate 2 is articulated with on described portable beam 1, and described loading plate 2 is provided with the second surface of contact 9; Described push cylinder 3 one end is articulated with on described loading plate 2, and the other end is articulated with on described portable beam 1; Described oscillating oil cylinder 4 is fixed on described portable beam 1; Described drive link 5 is fixedly connected on described oscillating oil cylinder 4 output shaft; Described support bar 6 one end is fixedly connected on described drive link 5, and the other end is free end, and described free end has evagination structure; Described supporting construction 7 is fixed on described loading plate 2, and described supporting construction 7 has the concave inward structure matched with described outer male structure.
Wherein Fig. 2 and Fig. 3 is structural front view under described test unit vertical bearing state and right view, in Fig. 2 and Fig. 3, because loading plate 2 is articulated and connected on portable beam 1, push cylinder 3 is stretched out, loading plate 2 is driven to turn to vertical bearing state around pin joint, oscillating oil cylinder 4 drives drive link 5 to rotate counterclockwise, and drive support bar 6 to turn to the outer male structure of support bar 6 free end to coordinate with supporting construction 7 concave inward structure, when carrying out side protection plate of hydraulic support load test in this case, loading plate 2 is subject to acting force left, but because support bar 6 free end is pressed in supporting construction 7, loading plate 2 is subject to the reacting force of support bar 6 simultaneously, loading plate 2 is in extremely spacing, process of the test does not produce rotation, push cylinder 3 does not stress simultaneously.
Fig. 4 is the structural front view under described test unit horizontal bearing state, in Fig. 4, oscillating oil cylinder 4 drives drive link 5 to rotate clockwise, drive support bar 6 to be clockwise to extreme position simultaneously, support bar 6 free end is separated with supporting construction 7, push cylinder 3 is retracted, loading plate 2 rotates clockwise around with the pin joint on portable beam 1, until portable beam 1 first surface of contact 8 contacts with loading plate 2 second surface of contact 9, loading plate 2 is in horizontal bearing state, when carrying out side protection plate of hydraulic support load test in this case, loading plate 2 is subject to acting force upwards, but because portable beam 1 first surface of contact 8 contacts with loading plate 2 second surface of contact 9, compress, loading plate 2 is in extremely spacing, process of the test does not produce rotation, push cylinder 2 does not stress simultaneously.
In the present embodiment, the outer male structure of support bar 6 free end preferably has the face at right angle each other, the corresponding concave inward structure of supporting construction 7 preferably has two faces of form right angle, is that right-angle surface contacts when the outer male structure of support bar 6 free end coordinates with supporting construction 7 concave inward structure.
Test device for hydraulic support side protection plate in the present embodiment, achieve the interior load test under side protection plate of hydraulic support horizontality and the interior load test under plumbness, and by hydraulic oil cylinder driving, automaticity is high, load-bearing capacity is strong, to portable beam workplace without damage.
The above; be only the present invention's preferably embodiment, but the scope of protection of the invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (4)
1. a test device for hydraulic support side protection plate, it is characterized in that, comprise portable beam (1), loading plate (2), push cylinder (3), oscillating oil cylinder (4), drive link (5), support bar (6) and supporting construction (7); Wherein said portable beam (1) is provided with the first surface of contact (8); Described loading plate (2) is articulated with on described portable beam (1), and described loading plate (2) is provided with the second surface of contact (9); Described push cylinder (3) one end is articulated with on described loading plate (2), and the other end is articulated with on described portable beam (1); Described oscillating oil cylinder (4) is fixed on described portable beam (1); Described drive link (5) is fixedly connected on described oscillating oil cylinder (4) output shaft; Described support bar (6) one end is fixedly connected on described drive link (5), and the other end is free end, and described free end has evagination structure; Described supporting construction (7) is fixed on described loading plate (2), and described supporting construction (7) has the concave inward structure matched with described outer male structure.
2. test device for hydraulic support side protection plate according to claim 1, wherein, described outer male structure and concave inward structure all have two faces of form right angle.
3. test device for hydraulic support side protection plate according to claim 1, wherein, described supporting construction is back-up block.
4. test device for hydraulic support side protection plate according to claim 1 and 2, wherein, when described loading plate (2) is in horizontal bearing state, first surface of contact (8) of portable beam (1) contacts with loading plate (2) second surface of contact (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110321459.8A CN102359877B (en) | 2011-10-21 | 2011-10-21 | Test device for hydraulic support side protection plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110321459.8A CN102359877B (en) | 2011-10-21 | 2011-10-21 | Test device for hydraulic support side protection plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102359877A CN102359877A (en) | 2012-02-22 |
| CN102359877B true CN102359877B (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110321459.8A Active CN102359877B (en) | 2011-10-21 | 2011-10-21 | Test device for hydraulic support side protection plate |
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| CN (1) | CN102359877B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748044A (en) * | 2012-06-19 | 2012-10-24 | 徐州中安机械制造有限公司 | Method for assembling single hydraulic prop |
| CN108709806B (en) * | 2018-07-06 | 2023-10-31 | 郑州四维机电装备制造有限公司 | Loading box assembly for side guard plate test and hydraulic support test bed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3236214C1 (en) * | 1982-09-30 | 1983-09-29 | Saarbergwerke AG, 6600 Saarbrücken | Method of withdrawing a self-advancing support system, in particular a shield support system |
| US4672844A (en) * | 1986-03-26 | 1987-06-16 | Schenck Pegasus | Testing apparatus with improved follower mechanism |
| CN201408124Y (en) * | 2009-04-30 | 2010-02-17 | 山西平阳重工机械有限责任公司 | Test bench for in-loading hydraulic bracket |
| CN101985885A (en) * | 2010-10-26 | 2011-03-16 | 煤炭科学研究总院太原研究院 | Traction machine for removing coal-mine hydraulic support |
| CN102052084A (en) * | 2010-10-30 | 2011-05-11 | 煤炭科学研究总院太原研究院 | Remote-controlled pulley-type shielding bracket under coal mine |
-
2011
- 2011-10-21 CN CN201110321459.8A patent/CN102359877B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3236214C1 (en) * | 1982-09-30 | 1983-09-29 | Saarbergwerke AG, 6600 Saarbrücken | Method of withdrawing a self-advancing support system, in particular a shield support system |
| US4672844A (en) * | 1986-03-26 | 1987-06-16 | Schenck Pegasus | Testing apparatus with improved follower mechanism |
| CN201408124Y (en) * | 2009-04-30 | 2010-02-17 | 山西平阳重工机械有限责任公司 | Test bench for in-loading hydraulic bracket |
| CN101985885A (en) * | 2010-10-26 | 2011-03-16 | 煤炭科学研究总院太原研究院 | Traction machine for removing coal-mine hydraulic support |
| CN102052084A (en) * | 2010-10-30 | 2011-05-11 | 煤炭科学研究总院太原研究院 | Remote-controlled pulley-type shielding bracket under coal mine |
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| Publication number | Publication date |
|---|---|
| CN102359877A (en) | 2012-02-22 |
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Owner name: CHINA COAL RESEARCH INSTITUTE CO., LTD. Free format text: FORMER OWNER: COAL GENERAL ACADEMY Effective date: 20140905 |
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