CN104810777A - Cable dragging device and coal cutter - Google Patents
Cable dragging device and coal cutter Download PDFInfo
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- CN104810777A CN104810777A CN201510090396.8A CN201510090396A CN104810777A CN 104810777 A CN104810777 A CN 104810777A CN 201510090396 A CN201510090396 A CN 201510090396A CN 104810777 A CN104810777 A CN 104810777A
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Abstract
The invention provides a cable dragging device and a coal cutter. The cable dragging device, which is used for dragging a cable and a water pipe, comprises a cable dragging frame and a clamping block, wherein the clamping block is arranged on the cable dragging frame. The cable dragging device is characterized in that the clamping block comprises a rotary clamping claw and a damping spring; the rotary clamping claw is arranged on the clamping block via a first bolt and a second bolt; and the damping spring is arranged on the clamping block via the second bolt and a third bolt. According to the technical scheme of the invention, on one hand, under combined effects of the rotary clamping claw and the damping spring of the cable dragging device, the clamping block can be controlled to timely release the clamping force on the cable and the water pipe, thereby further protecting the cable and the water pipe; on another hand, as the cable dragging device adopts two pin shaft connection structures, rotation can be realized for providing larger movement space for the cable; and on another hand, due to multiple U-type bolt holes of the cable dragging device, the cable dragging device can meet different matching demands.
Description
Technical field
The present invention relates to coal-winning machine technical field, in particular to a kind of cable handler and a kind of coal-winning machine.
Background technology
Electrical haulage shearer cable handler is generally made up of towing cable frame, clamp and other annexes, and its effect is in coal-winning machine walking process, and dragging cable, water pipe move around and shield in cable trough.
In actual use procedure, often there is following problem in cable handler:
First, in coal-winning machine walking process, when cable handler run into sprain the situations such as card time, the tension force in cable handler just can increase, and just fracture damage after cable handler reaches capacity tension force, after this electric cable for coal mining machine and water pipe just can not get effective protection.Because automation fully-mechanized mining working is few people or even unmanned, cannot observes in time and process above-mentioned situation, so coal-winning machine can not autostop remind the card problem of spraining of process cable handler before cable handler reaches capacity tension force.
Secondly, existing coal-winning machine is in recovery process, usually all need to carry out cutting sth. askew feed, could straight section walking mine after making coal-winning machine cut rib, the cable that feed of cutting sth. askew must make coal-winning machine drag produces and repeatedly bends, serious place, it is curved that cable forms " S ", now produces between clamp and support or between clamp and towing cable frame and interfere.
Moreover coal-winning machine of the same type causes cable handler model various due to three machine corollary equipment differences, and make cable handler not have versatility, its consequence not only increases the workload of designer, also add the burden of production link.
Therefore, need a kind of new streamer device, solve the problem one of at least.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is to propose a kind of cable handler.
Another object of the present invention is to propose a kind of coal-winning machine.
For realizing at least one object above-mentioned, embodiment according to a first aspect of the invention, propose a kind of cable handler, for dragging cable and water pipe, comprise: towing cable frame and clamp, described clamp is arranged on described towing cable frame, and described clamp comprises: rotary pawl and damping spring, described rotary pawl is arranged on described clamp by the first bolt and the second bolt, and described damping spring is arranged on described clamp by the second bolt and the 3rd bolt.
Cable handler according to an embodiment of the invention; by installing rotary pawl and damping spring on clamp; and rotary pawl and damping spring have shared same bolt when being arranged on clamp; so; when cable and water pipe under tension; control clamp by rotary pawl and damping spring acting in conjunction and discharge clamping force to cable and water pipe in time, the clamping due to clamp effectively can be avoided to damage cable and water pipe, serve strong protective effect.
According to one embodiment of present invention, in technique scheme, preferably, described clamp also comprises: top board and lower platen, and one end of described top board and one end of described lower platen are by the first pinned connection.
Cable handler according to an embodiment of the invention, pinned connection is passed through in the top board of clamp and one end of lower platen, when the clamping force of clamp release to cable and water pipe is opened, top board can with this bearing pin for the relative lower platen of axle flicks, to realize the release to cable and water pipe.
According to one embodiment of present invention, in technique scheme, preferably, the other end of described top board is connected by the first bolt with described rotary pawl, and the other end of described lower platen is connected by described second bolt with described rotary pawl, described damping spring.
Cable handler according to an embodiment of the invention; the other end of top board is connected by the first bolt with rotary pawl; the other end of lower platen is connected with rotary pawl, damping spring by the second bolt; when clamp needs the clamping force of release to cable and water pipe; under the acting in conjunction of rotary pawl and damping spring, discharge fixing to the top board other end of the first bolt, thus open clamp; realize the release to cable and water pipe, and then protect cable and water pipe to exempt from damage.
According to one embodiment of present invention, in technique scheme, preferably, also comprise: damping bolt, for described clamp is arranged on described towing cable frame.
Cable handler according to an embodiment of the invention, by damping bolt, clamp is arranged on towing cable frame, when cable and water pipe under tension, under the effect of damping bolt, clamp can move a segment distance along with cable and water pipe, thus the pulling force effectively cushioned cable and water pipe, avoid causing damage to cable and water pipe.
According to one embodiment of present invention, in technique scheme, preferably, described towing cable frame is provided with fixed block, for limiting the movement of described clamp.
Cable handler according to an embodiment of the invention; by installing fixed block on towing cable frame; when cable and water pipe under tension and when driving clamp to move a segment distance; when the bottom of rotary pawl is fitted on fixed block; rotary pawl and damping spring effect discharge fixing clamp top board; and then the clamping force discharged cable and water pipe, to protect cable and water pipe from damage.
According to one embodiment of present invention, in technique scheme, preferably, also comprise: connecting plate, described connecting plate is connected with described clamp.
Cable handler according to an embodiment of the invention, by installing connecting plate on cable handler, and is connected with clamp, and the masterpiece that pulls of cable and water pipe can be realized to be used on whole cable handler.
According to one embodiment of present invention, in technique scheme, preferably, also comprise: sensor cluster and magnetic patch assembly, described sensor cluster is arranged on described clamp, and described magnetic patch assembly is arranged on described towing cable frame.
Cable handler according to an embodiment of the invention; by sensor cluster is arranged on clamp; when clamp moves along with the cable of under tension and water pipe; sensor cluster together moves; when sensor cluster receives the magnetic force signal from the magnetic patch assembly be arranged on towing cable frame; send the control centre of stopping signal to coal-winning machine, control coal-winning machine stop motion, and then avoid cable and water pipe pulling further and damaging by pulling force.
According to one embodiment of present invention, in technique scheme, preferably, also comprise: the second bearing pin and the 3rd bearing pin, for described towing cable frame is arranged on described cable handler.
Cable handler according to an embodiment of the invention, by using two bearing pins, towing cable frame is arranged on cable handler, realize the support to whole cable handler on the one hand, on the other hand, when running into cable and producing multiple bending, towing cable frame can be that axle rotates relative to cable handler with bearing pin, for cable provides larger mobile space, and then avoids producing between clamp and towing cable frame interfering.
According to one embodiment of present invention, in technique scheme, preferably, described towing cable frame is provided with multiple U-bolt hole.
Cable handler according to an embodiment of the invention, by arranging multiple U-bolt hole on towing cable frame, for cable handler provides laterally adjustable structure, adapts to different supporting demands to make cable handler.
Embodiment according to a second aspect of the invention, proposes a kind of coal-winning machine, comprises the cable handler as above according to any one of technical scheme.
Coal-winning machine according to an embodiment of the invention, by above-mentioned cable handler, on the one hand, by the rotary pawl of cable handler and the acting in conjunction of damping spring, can control clamp and discharge clamping force to cable and water pipe in time, and then protection cable and water pipe; On the other hand, by sensor cluster and the magnetic patch assembly of cable handler, can remind and control coal-winning machine autostop; Again on the one hand, adopt two kinds of pin shaft connection structures by cable handler, can realize rotating to be the mobile space that cable provides larger; Another aspect, by multiple U-bolt holes of cable handler, can make cable handler adapt to different supporting demands, namely have whole beneficial effects of above-mentioned cable handler.
By the present invention, on the one hand, by the rotary pawl of cable handler and the acting in conjunction of damping spring, clamp can be controlled and discharge clamping force to cable and water pipe in time, and then protection cable and water pipe; On the other hand, by sensor cluster and the magnetic patch assembly of cable handler, can remind and control coal-winning machine autostop; Again on the one hand, adopt two kinds of pin shaft connection structures by cable handler, can realize rotating to be the mobile space that cable provides larger; Another aspect, by multiple U-bolt holes of cable handler, can make cable handler adapt to different supporting demands.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the front view of cable handler according to an embodiment of the invention;
Fig. 2 shows the vertical view of cable handler according to an embodiment of the invention;
Fig. 3 shows the front view of clamp according to an embodiment of the invention;
Fig. 4 shows the end view of clamp according to an embodiment of the invention;
Fig. 5 shows the front view of damping spring according to an embodiment of the invention;
Fig. 6 shows the end view of damping spring according to an embodiment of the invention;
Fig. 7 shows the vertical view of damping spring according to an embodiment of the invention;
Fig. 8 shows clamp open mode schematic diagram according to an embodiment of the invention;
Fig. 9 shows towing cable frame rotation status front view according to an embodiment of the invention;
Figure 10 shows towing cable frame rotation status vertical view according to an embodiment of the invention;
Wherein, the corresponding relation in Fig. 1 to Figure 10 between Reference numeral and component names is:
1 cable handler, 101 towing cable framves, 1012 fixed blocks, 1014 U-bolt holes, 102 clamps, 1021 rotary pawls, 1022 damping springs, 1023 top boards, 1024 lower platens, 1,025 first bolts, 1,026 second bolts, 1027 the 3rd bolts, 1028 first bearing pins, 103 damping bolts, 104 connecting plates, 105 sensor clusters, 106 magnetic patch assemblies, 107 second bearing pins, 108 the 3rd bearing pins, 109 cables, 110 water pipes.
Embodiment
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the front view of cable handler according to an embodiment of the invention.
Fig. 2 shows the vertical view of cable handler according to an embodiment of the invention.
Fig. 3 shows the front view of clamp according to an embodiment of the invention.
Fig. 4 shows the end view of clamp according to an embodiment of the invention.
Fig. 5 shows the front view of damping spring according to an embodiment of the invention.
Fig. 6 shows the end view of damping spring according to an embodiment of the invention.
Fig. 7 shows the vertical view of damping spring according to an embodiment of the invention.
Fig. 8 shows clamp open mode schematic diagram according to an embodiment of the invention.
Fig. 9 shows towing cable frame rotation status front view according to an embodiment of the invention.
Figure 10 shows towing cable frame rotation status vertical view according to an embodiment of the invention.
The cable handler 1 provided according to some embodiments of the present invention is described referring to Fig. 1 to Figure 10.
As shown in Figures 1 to 10, embodiment according to a first aspect of the invention, propose a kind of cable handler 1, for dragging cable 109 and water pipe 110, comprise: towing cable frame 101 and clamp 102, described clamp 102 is arranged on described towing cable frame 101, described clamp 102 comprises: rotary pawl 1021 and damping spring 1022, described rotary pawl 1021 is arranged on described clamp 102 by the first bolt 1025 and the second bolt 1026, and described damping spring 1022 is arranged on described clamp 102 by the second bolt 1026 and the 3rd bolt 1027.
Cable handler 1 according to an embodiment of the invention; by installing rotary pawl 1021 and damping spring 1022 on clamp 102; and rotary pawl 1021 and damping spring 1022 have shared same bolt when being arranged on clamp 102; so; when cable 109 and water pipe 110 under tension; the timely clamping force discharged cable 109 and water pipe 110 of clamp 102 is controlled by rotary pawl 1021 and damping spring 1022 acting in conjunction; the clamping due to clamp 102 effectively can be avoided to damage cable 109 and water pipe 110, serve strong protective effect.
According to one embodiment of present invention, described clamp 102 also comprises: top board 1023 and lower platen 1024, and one end of described top board 1023 is connected by the first bearing pin 1028 with one end of described lower platen 1024.
Cable handler 1 according to an embodiment of the invention, pinned connection is passed through in the top board 1023 of clamp 102 and one end of lower platen 1024, clamp 102 discharge the clamping force of cable 109 and water pipe 110 is opened time, top board 1023 can with this bearing pin for the relative lower platen 1024 of axle flicks, to realize the release to cable 109 and water pipe 110.
According to one embodiment of present invention, the other end of described top board 1023 is connected by the first bolt 1025 with described rotary pawl 1021, and the other end of described lower platen 1024 is connected by described second bolt 1026 with described rotary pawl 1021, described damping spring 1022.
Cable handler 1 according to an embodiment of the invention, the other end of top board 1023 is connected by the first bolt 1025 with rotary pawl 1021, the other end of lower platen 1024 is by the second bolt 1026 and rotary pawl 1021, damping spring 1022 connects, when clamp 102 needs the clamping force of release to cable 109 and water pipe 110, under the acting in conjunction of rotary pawl 1021 and damping spring 1022, discharge the fixing of the first bolt 1025 pairs of top board 1023 other ends, thus open clamp 102, realize the release to cable 109 and water pipe 110, and then protect cable 109 and water pipe 110 to exempt from damage.
According to one embodiment of present invention, also comprise: damping bolt 103, for described clamp 102 is arranged on described towing cable frame 101.
Cable handler 1 according to an embodiment of the invention, by damping bolt 103, clamp 102 is arranged on towing cable frame 101, when cable 109 and water pipe 110 under tension, under the effect of damping bolt 103, clamp 102 can move a segment distance along with cable 109 and water pipe 110, thus the pulling force effectively cushioned cable 109 and water pipe 110, avoid causing damage to cable 109 and water pipe 110.
According to one embodiment of present invention, described towing cable frame 101 is provided with fixed block 1012, for limiting the movement of described clamp 102.
Cable handler 1 according to an embodiment of the invention; by installing fixed block 1012 on towing cable frame 101; when cable 109 and water pipe 110 under tension and when driving clamp 102 to move a segment distance; when the bottom of rotary pawl 1021 is fitted on fixed block 1012; rotary pawl 1021 and damping spring 1022 act on and discharge fixing clamp 102 top board 1023; and then the clamping force discharged cable 109 and water pipe 110, to protect cable 109 and water pipe 110 from damage.
According to one embodiment of present invention, also comprise: connecting plate 104, described connecting plate 104 is connected with described clamp 102.
Cable handler 1 according to an embodiment of the invention, by installing connecting plate 104 on cable handler 1, and is connected with clamp 102, and the masterpiece that pulls of cable 109 and water pipe 110 can be realized to be used on whole cable handler 1.
According to one embodiment of present invention, also comprise: sensor cluster 105 and magnetic patch assembly 106, described sensor cluster 105 is arranged on described clamp 102, and described magnetic patch assembly 106 is arranged on described towing cable frame 101.
Cable handler 1 according to an embodiment of the invention; by sensor cluster 105 is arranged on clamp 102; when clamp 102 moves along with the cable 109 of under tension and water pipe 110; sensor cluster 105 together moves; when sensor cluster 105 receives the magnetic force signal from the magnetic patch assembly 106 be arranged on towing cable frame 101; send the control centre of stopping signal to coal-winning machine; control coal-winning machine stop motion, and then avoid cable 109 and water pipe 110 pulling further and damaging by pulling force.
According to one embodiment of present invention, also comprise: the second bearing pin 107 and the 3rd bearing pin 108, for described towing cable frame 101 is arranged on described cable handler 1.
Cable handler 1 according to an embodiment of the invention, by using two bearing pins, towing cable frame 101 is arranged on cable handler 1, realize the support to whole cable handler 1 on the one hand, on the other hand, when running into cable 109 and producing multiple bending, towing cable frame 101 can be that axle rotates relative to cable handler 1 with bearing pin, for cable 109 provides larger mobile space, and then avoids producing between clamp 102 and towing cable frame 101 interfering.
According to one embodiment of present invention, described towing cable frame is provided with multiple U-bolt hole 1014.
Cable handler 1 according to an embodiment of the invention, by arranging multiple U-bolt hole 1014 on towing cable frame 101, for cable handler 1 provides laterally adjustable structure, adapts to different supporting demands to make cable handler 1.
Embodiment according to a second aspect of the invention, proposes a kind of coal-winning machine, comprises the cable handler as above according to any one of embodiment.
Coal-winning machine according to an embodiment of the invention, by above-mentioned cable handler, on the one hand, by the rotary pawl of cable handler and the acting in conjunction of damping spring, can control clamp and discharge clamping force to cable and water pipe in time, and then protection cable and water pipe; On the other hand, by sensor cluster and the magnetic patch assembly of cable handler, can remind and control coal-winning machine autostop; Again on the one hand, adopt two kinds of pin shaft connection structures by cable handler, can realize rotating to be the mobile space that cable provides larger; Another aspect, by multiple U-bolt holes of cable handler, can make cable handler adapt to different supporting demands, namely have whole beneficial effects of above-mentioned cable handler.
More than be described with reference to the accompanying drawings technical scheme of the present invention, on the one hand, by the rotary pawl of cable handler and the acting in conjunction of damping spring, clamp can have been controlled and discharge clamping force to cable and water pipe in time, and then protection cable and water pipe; On the other hand, by sensor cluster and the magnetic patch assembly of cable handler, can remind and control coal-winning machine autostop; Again on the one hand, adopt two kinds of pin shaft connection structures by cable handler, can realize rotating to be the mobile space that cable provides larger; Another aspect, by multiple U-bolt holes of cable handler, can make cable handler adapt to different supporting demands.
In the description of this specification, the term such as term " installation/arrange ", " being connected ", " connection " all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be; " being connected " can be directly be connected, and also indirectly can be connected by intermediary.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, term " first ", " second ", " the 3rd " object only for describing, and instruction or hint relative importance can not be interpreted as.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a cable handler, for dragging cable and water pipe, comprise: towing cable frame and clamp, described clamp is arranged on described towing cable frame, it is characterized in that, described clamp comprises: rotary pawl and damping spring, and described rotary pawl is arranged on described clamp by the first bolt and the second bolt, and described damping spring is arranged on described clamp by the second bolt and the 3rd bolt.
2. cable handler according to claim 1, is characterized in that, described clamp also comprises: top board and lower platen, and one end of described top board and one end of described lower platen are by the first pinned connection.
3. cable handler according to claim 2, it is characterized in that, the other end of described top board is connected by the first bolt with described rotary pawl, and the other end of described lower platen is connected by described second bolt with described rotary pawl, described damping spring.
4. cable handler according to any one of claim 1 to 3, is characterized in that, also comprises: damping bolt, for described clamp is arranged on described towing cable frame.
5. cable handler according to any one of claim 1 to 3, is characterized in that, described towing cable frame is provided with fixed block, for limiting the movement of described clamp.
6. cable handler according to any one of claim 1 to 3, is characterized in that, also comprises: connecting plate, and described connecting plate is connected with described clamp.
7. cable handler according to any one of claim 1 to 3, is characterized in that, also comprises: sensor cluster and magnetic patch assembly, and described sensor cluster is arranged on described clamp, and described magnetic patch assembly is arranged on described towing cable frame.
8. cable handler according to any one of claim 1 to 3, is characterized in that, also comprises: the second bearing pin and the 3rd bearing pin, for described towing cable frame is arranged on described cable handler.
9. cable handler according to claim 8, is characterized in that, described towing cable frame is provided with multiple U-bolt hole.
10. a coal-winning machine, is characterized in that, comprises cable handler as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510090396.8A CN104810777B (en) | 2014-11-10 | 2015-02-27 | Cable dragging device and coal cutter |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410628409 | 2014-11-10 | ||
| CN2014106284098 | 2014-11-10 | ||
| CN201510090396.8A CN104810777B (en) | 2014-11-10 | 2015-02-27 | Cable dragging device and coal cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104810777A true CN104810777A (en) | 2015-07-29 |
| CN104810777B CN104810777B (en) | 2017-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510090396.8A Active CN104810777B (en) | 2014-11-10 | 2015-02-27 | Cable dragging device and coal cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104810777B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649621A (en) * | 2016-03-30 | 2016-06-08 | 安徽理工大学 | Towing bracket for coal mining machine |
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| US4186533A (en) * | 1977-05-16 | 1980-02-05 | Jensen David C | Modular building structure |
| CN2107562U (en) * | 1990-04-28 | 1992-06-17 | 杨谦 | Cable clip |
| CN200956507Y (en) * | 2006-04-25 | 2007-10-03 | 上海南汇电缆厂 | Cable clamp plate chain |
| CN202451155U (en) * | 2012-01-09 | 2012-09-26 | 三一重型装备有限公司 | Coal cutter and cable protection device thereof |
| CN202914100U (en) * | 2012-11-21 | 2013-05-01 | 辽源煤矿机械制造有限责任公司 | Banded cable device for power supply of externally-loaded thin seam shearer |
| CN203062283U (en) * | 2012-12-09 | 2013-07-17 | 重庆盾铭电磁阀有限公司 | Rotary type clamping device |
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2015
- 2015-02-27 CN CN201510090396.8A patent/CN104810777B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4186533A (en) * | 1977-05-16 | 1980-02-05 | Jensen David C | Modular building structure |
| CN2107562U (en) * | 1990-04-28 | 1992-06-17 | 杨谦 | Cable clip |
| CN200956507Y (en) * | 2006-04-25 | 2007-10-03 | 上海南汇电缆厂 | Cable clamp plate chain |
| CN202451155U (en) * | 2012-01-09 | 2012-09-26 | 三一重型装备有限公司 | Coal cutter and cable protection device thereof |
| CN202914100U (en) * | 2012-11-21 | 2013-05-01 | 辽源煤矿机械制造有限责任公司 | Banded cable device for power supply of externally-loaded thin seam shearer |
| CN203062283U (en) * | 2012-12-09 | 2013-07-17 | 重庆盾铭电磁阀有限公司 | Rotary type clamping device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649621A (en) * | 2016-03-30 | 2016-06-08 | 安徽理工大学 | Towing bracket for coal mining machine |
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| Publication number | Publication date |
|---|---|
| CN104810777B (en) | 2017-04-19 |
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