CN114792485A - Portable case of mechanics experiment instrument - Google Patents
Portable case of mechanics experiment instrument Download PDFInfo
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- CN114792485A CN114792485A CN202210512024.XA CN202210512024A CN114792485A CN 114792485 A CN114792485 A CN 114792485A CN 202210512024 A CN202210512024 A CN 202210512024A CN 114792485 A CN114792485 A CN 114792485A
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- 238000002474 experimental method Methods 0.000 title claims abstract description 21
- 238000004804 winding Methods 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims description 63
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 244000309464 bull Species 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000003825 pressing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 101000901617 Notophthalmus viridescens Homeobox protein DLX-3 Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
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Abstract
The invention discloses a portable case of a mechanical experiment tool, which structurally comprises a handle, a top cover, a buckle, a containing box and a moving wheel, wherein the handle is arranged on the front side of the upper end of the top cover, the top cover is arranged on the upper end of the containing box, the top cover is connected with the front end of the containing box in a buckling manner, reverse elasticity is applied to a spring, the top plate tightly abuts against the outer side of a weight, the bottom of the weight is magnetically adsorbed with a magnetic sheet, the weight is placed in a buckling groove to separate the weights of different types, deformation and damage caused by collision between the weights and the inner wall of a box body in the moving process are avoided, a rope in an experiment is wound and contained by a winding column in a smooth rotating manner, a flexible hose is elastically reset, a rotating block is driven by a torsion shaft to elastically rotate, so that an outer abutting sheet abuts against the outer side of the rope wound on the upper end of the outer side of the winding column, and the firmness of the rope wound on the outer side of the winding column is improved, the rope is prevented from knotting.
Description
Technical Field
The invention relates to the field of mechanical experiments, in particular to a portable case of a mechanical experiment tool.
Background
In the course of high school physics course learning, a plurality of experiments are required to verify certain theorems and conjectures, the mechanical experiment tools comprise tools such as weights, gravity hooks, ropes and the like, a tool portable box is required to be used for regularly accommodating the tools, the tools are prevented from being lost, but because tools such as weights, gravity hooks, ropes and the like are directly placed in the tool portable box in the prior tool portable box, the weight has more gravity types, the effect of summarizing the weight is poor, the weights are easy to collide with each other and the weights collide with the inside of the tool portable box in the moving process, the weights are easy to damage and the inside of the tool portable box is easy to deform, meanwhile, the effect of winding and storing the rope is not good, the rope is easy to be knotted in the storing process, in the process of the experiment, the knotted part of the rope is required to be untied, so that the teaching efficiency of the experiment is reduced.
Disclosure of Invention
The technical scheme adopted by the invention for realizing the technical purpose is as follows: this portable case of mechanics experiment instrument, its structure includes handle, top cap, buckle, containing box, removal wheel, the handle is installed in top cap upper end front side to the top cap is installed in the containing box upper end, the top cap passes through the buckle block with the containing box front end and is connected, it establishes in the containing box bottom to remove the wheel, the containing box includes box, foam-rubber cushion, weight block mechanism, standing groove, buckling plate, slewing mechanism, the foam-rubber cushion is installed in the laminating of box inner wall to the top cap passes through the buckle block with the box end and is connected, weight block mechanism establishes inside the box left end to the standing groove is installed inside the box right-hand member, standing groove upper end middle part is equipped with the buckling plate, slewing mechanism installs at the inside middle-end in box right side.
As a further improvement of the invention, the weight clamping mechanism comprises a clamping groove, a top plate, ejector rods, springs and an adsorption mechanism, the clamping groove is formed in the left end of the box body, the top plate is located in the clamping groove, the ejector rods are arranged at the outer side ends of the top plate, the springs are arranged in the middle of the ejector rods, the adsorption mechanism is located at the middle end of the bottom of the inner side of the clamping groove, the clamping groove is of a hollow cylindrical structure and is matched with the shape of a circular weight, and the top plate, the ejector rods and the springs are four in number and are arranged in four directions in the clamping groove.
As a further improvement of the invention, the adsorption mechanism comprises a pressure plate, two magnetic sheets, two linkage plates, a sliding block and two spring guide rods, wherein the magnetic sheets are arranged on the upper end surface of the pressure plate and are positioned at the middle end of the bottom of the inner side of the clamping groove, the middle end of the bottom of the pressure plate is hinged with the upper end of the linkage plate, the lower end of the linkage plate is hinged with the upper end of the sliding block, the spring guide rods penetrate through the sliding block in a clearance fit mode, and the two linkage plates are of inverted structures.
As a further improvement of the invention, the rotating mechanism comprises a rotating rod, a winding mechanism, a bottom plate, a rotating ball and a guide rotating groove, the lower end of the rotating rod is provided with the winding mechanism, the winding mechanism) is arranged at the middle end in the right side of the box body, the bottom of the winding mechanism is provided with the bottom plate, the middle end of the bottom plate is provided with the rotating ball, the rotating ball is arranged in the guide rotating groove in a clearance fit manner, the guide rotating groove is fixedly arranged at the bottom of the inner side of the box body, a ball cavity is arranged in the guide rotating groove, and the diameter of the ball cavity is slightly larger than that of the rotating ball.
As a further improvement of the invention, the winding mechanism comprises an external support mechanism, a flexible hose, a limiting plate and a winding post, wherein a rotating rod is arranged in the middle of the upper end of the external support mechanism, the upper end of the flexible hose is fixed with the middle end of the bottom of the external support mechanism, the limiting plate is arranged at the bottom of the flexible hose, the limiting plate is arranged in the winding post in a clearance fit manner, a bottom plate is arranged at the bottom of the winding post, the flexible hose is of a corrugated structure and is made of rubber materials, and the flexible hose has certain resilience.
As a further improvement of the invention, the external abutting mechanism comprises a top plate, a torsion shaft, a rotating block and external abutting pieces, the middle end of the bottom of the top plate is fixed with the upper end of the telescopic hose, the middle part of the upper end of the top plate is provided with a rotating rod, the rotating block is hinged with the inside of the top plate through the torsion shaft, the bottom of the rotating block is provided with the external abutting pieces, the external abutting pieces are positioned on the outer side of the upper end of the winding column, the torsion shaft, the rotating block and the external abutting pieces are respectively provided with two pieces, and the external abutting pieces are of arc structures and positioned on the left end and the right end of the outer side of the winding column.
The invention has the beneficial effects that:
1. reverse elasticity is applyed to the spring, and the roof closely contradicts the weight outside, and magnetic adsorption takes place for the bottom of weight and magnetic sheet, and the interlock board is the interlock down for the sliding block slides toward the outside on spring guide, transfers the weight to the block inslot portion, separates the weight of different models and places, avoids between the removal in-process weight and box inner wall bump and leads to warping the damage.
2. Upwards pull up winding mechanism's upper end, the winding post upper end takes place the separation with outer mechanism of supporting, winding post pivoted in-process, carry out supplementary rotation in the direction rotary slot inside through the rolling ball, it carries out smooth and easy rotation and twines the rope of experiment and accomodate to improve the winding post, the expansion hose elasticity resets, it carries out the elasticity rotation to drive the turning block through the torsion shaft, thereby make outer supporting piece contradict the winding rope outside of winding post outside upper end, improve the fastness of rope winding in the winding post outside, avoid rope self to take place to tie a knot.
Drawings
Fig. 1 is a schematic structural diagram of a portable case for a mechanical experiment tool according to the present invention.
Fig. 2 is a schematic top view of an internal structure of a storage box according to the present invention.
Fig. 3 is a schematic top view of a weight engaging mechanism according to the present invention.
Fig. 4 is a schematic structural diagram of an adsorption mechanism according to the present invention.
Fig. 5 is a schematic structural diagram of a rotating mechanism according to the present invention.
Fig. 6 is a schematic structural diagram of an operating state of a winding mechanism according to the present invention.
Fig. 7 is a schematic structural diagram of an external support mechanism according to the present invention.
In the figure: handle-1, top cover-2, buckle-3, containing box-4, moving wheel-5, box-41, sponge mat-42, weight clamping mechanism-43, placing groove-44, buckling plate-45, rotating mechanism-46, clamping groove-431, top plate-432, ejector rod-433, spring-434, adsorption mechanism-435, press plate-35 a, magnetic sheet-35 b, linkage plate-35 c, sliding block-35 d, spring guide rod-35 e, rotating rod-461, winding mechanism-462, bottom plate-463, rotating ball-464, guide rotating groove-465, external support mechanism-62 a, flexible pipe-62 b, limiting plate-62 c, winding column-62 d, top plate-a 1, torsion shaft-a 2, torque shaft-a 2, A rotating block-a 3 and an external abutting sheet-a 4.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 4:
the invention relates to a portable box of a mechanical experiment tool, which structurally comprises a handle 1, a top cover 2, a buckle 3, a containing box 4 and moving wheels 5, wherein the handle 1 is arranged on the front side of the upper end of the top cover 2, the top cover 2 is arranged at the upper end of the containing box 4, the top cover 2 is connected with the front end of the containing box 4 in a clamping way through a buckle 3, the movable wheel 5 is arranged at the bottom of the containing box 4, the containing box 4 comprises a box body 41, a spongy cushion 42, a weight clamping mechanism 43, a placing groove 44, a buckling plate 45 and a rotating mechanism 46, the spongy cushion 42 is attached to the inner wall of the box body 41, the top cover 2 is connected with the box body 41 end in a clamping way through a buckle 3, the weight clamping mechanism 43 is arranged inside the left end of the box body 41, and the placing groove 44 is installed inside the right end of the box body 41, the middle part of the upper end of the placing groove 44 is provided with a buckling plate 45, and the rotating mechanism 46 is installed at the middle end inside the right side of the box body 41.
Wherein, weight block mechanism 43 includes block groove 431, roof 432, ejector pin 433, spring 434, adsorption apparatus 435, block groove 431 is established inside 41 left ends of box to roof 432 is located inside block groove 431, the roof 432 outside end is equipped with ejector pin 433, and the ejector pin 433 middle part is equipped with spring 434, adsorption apparatus 435 is located the inboard bottom middle-end of block groove 431, block groove 431 is the cavity cylinder structure, and with circular shape of weight shape phase-match, do benefit to and place circular shape of weight inside block groove 431, roof 432, ejector pin 433 and spring 434 all are equipped with four to establish in four inside azimuths of block groove 431, do benefit to all around block fixedly to the outside of weight, thereby improve the weight and place the fastness inside at block groove 431, avoid bumping between the weight.
The adsorption mechanism 435 comprises a pressing plate 35a, magnetic sheets 35b, linkage plates 35c, sliding blocks 35d and spring guide rods 35e, the magnetic sheets 35b are arranged on the upper end faces of the pressing plate 35a, the magnetic sheets 35b are located at the middle ends of the bottoms of the inner sides of the clamping grooves 431, the middle ends of the bottoms of the pressing plate 35a are hinged to the upper ends of the linkage plates 35c, the lower ends of the linkage plates 35c are hinged to the upper ends of the sliding blocks 35d, the spring guide rods 35e penetrate through the insides of the sliding blocks 35d in a clearance fit mode, the linkage plates 35c are provided with two linkage plates, the two linkage plates 35c are of an inverted V-shaped structure, and the weights are enabled to move up and down through the angular deviation of the two linkage plates 35c, so that the pressing plate 35a can eject out from the insides of the clamping grooves 431, and the weights are prevented from being difficult to take out of the clamping grooves 431.
The specific use mode and function of the embodiment are as follows:
in the invention, gravity weights are used in a mechanical experiment, when the weights are stored, the circular weights are placed in the clamping groove 431, the outer side of each weight is in contact with the top plate 432, the ejector rod 433 moves outwards, and the spring 434 exerts reverse elasticity, so that the top plate 432 tightly abuts against the outer side of each weight, the weights are fixed on the inner side of the clamping groove 431, the bottom of each weight is in magnetic adsorption with the magnetic sheet 35b, the weight of each weight downwards extrudes the pressing plate 35a, the linkage plate 35c is downwards linked, the sliding block 35d slides outwards on the spring guide rod 35e, the weights are placed in the clamping groove 431 to separate the weights of different models, deformation and damage caused by collision between the weights and the inner wall of the box body 41 in the moving process are avoided, when the weights need to be taken out of the clamping groove 431, the reverse elasticity is exerted by the spring guide rod 35e, the pressing plate 35a pushes up the weight from the inside of the engagement groove 431, and the weight is prevented from being caught in the engagement groove 431 and being difficult to take out.
Example 2:
as shown in figures 5 to 7:
the rotating mechanism 46 includes a rotating rod 461, a winding mechanism 462, a bottom plate 463, a rotating ball 464 and a guiding rotating groove 465, the lower end of the rotating rod 461 is provided with the winding mechanism 462, the winding mechanism 462 is installed at the middle end inside the right side of the box 41, the bottom of the winding mechanism 462 is provided with the bottom plate 463, the middle end of the bottom plate 463 is provided with the rotating ball 464, the rotating ball 464 is installed inside the guiding rotating groove 465 through clearance fit, the guiding rotating groove 465 is fixedly installed at the bottom inside the box 41, the guiding rotating groove 465 is internally provided with a ball cavity, the diameter of the ball cavity is slightly larger than that of the rotating ball 464, the rotating ball 464 is ensured to be positioned and rotated inside the guiding rotating groove 465, and therefore the winding mechanism 462 is ensured to rotate smoothly to wind and store the rope to be tested.
Wherein, winding mechanism 462 is including supporting mechanism 62a, bellows 62b, limiting plate 62c, winding post 62d outward, it is equipped with bull stick 461 to support mechanism 62a upper end middle part outward to bellows 62b upper end is fixed mutually with supporting mechanism 62a bottom middle-end outward, bellows 62b bottom is equipped with limiting plate 62c, and limiting plate 62c adopts clearance fit to install inside winding post 62d, winding post 62d bottom is equipped with bottom plate 463, bellows 62b is the fold type structure to adopt rubber materials, has certain resilience, ensures to support mechanism 62a outward and removes on winding post 62d, thereby it is flexible to accomplish the back on winding post 62d, supports mechanism 62a outward and carries out the screens on winding post 62d, avoids the rope to take place to drop from winding post 62 d.
The external abutting mechanism 62a comprises a top plate a1, a torsion shaft a2, a rotating block a3 and an external abutting piece a4, the middle end of the bottom of the top plate a1 is fixed with the upper end of the telescopic hose 62b, a rotating rod 461 is arranged in the middle of the upper end of the top plate a1, the rotating block a3 is hinged with the inside of the top plate a1 through the torsion shaft a2, the external abutting piece a4 is arranged at the bottom of the rotating block a3, the external abutting piece a4 is positioned on the outer side of the upper end of the winding column 62d, two external abutting pieces a2, the rotating block a3 and the external abutting piece a4 are arranged, and the external abutting pieces a4 are of an arc structure and positioned at the left end and the right end of the outer side of the winding column 62d, so that the rope and the winding column 62d are favorably abutted, and the firmness of the rope wound on the outer side of the winding column 62d is improved, and the rope is prevented from being knotted.
The specific use mode and function of the embodiment are as follows:
in the invention, when the experimental rope is wound and stored, the upper end of the winding mechanism 462 is firstly pulled upwards, the flexible hose 62b is extended, the upper end of the winding column 62d is separated from the external abutting mechanism 62a, at this time, the rotating rod 461 is rotated to drive the winding column 62d to rotate and wind the rope, in the process of rotating the winding column 62d, the rotating ball 464 is used for auxiliary rotation in the guiding rotating groove 465 to improve the smooth rotation of the winding column 62d to wind and store the experimental rope, after the rope is wound and stored, the flexible hose 62b is elastically reset, so that the bottom of the top plate a1 supports the upper end of the winding column 62d downwards, and meanwhile, the rotating block a3 is driven by the torsion shaft a2 to elastically rotate, so that the external abutting piece a4 abuts against the outer side of the rope wound at the upper end of the winding column 62d, and the firmness of the rope wound at the outer side of the winding column 62d is improved, the rope is prevented from knotting.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (6)
1. The utility model provides a mechanics experiment instrument portable case, its structure includes handle (1), top cap (2), buckle (3), containing box (4), removes wheel (5), handle (1) is installed in top cap (2) upper end front side to top cap (2) are installed in containing box (4) upper end, top cap (2) are passed through buckle (3) block with containing box (4) front end and are connected, it establishes in containing box (4) bottom to remove wheel (5), its characterized in that:
the storage box (4) comprises a box body (41), a spongy cushion (42), a weight clamping mechanism (43), a placing groove (44), a buckling plate (45) and a rotating mechanism (46), wherein the spongy cushion (42) is installed on the inner wall of the box body (41) in a laminating mode, a top cover (2) is connected with the box body (41) in a clamping mode through a buckle (3), the weight clamping mechanism (43) is arranged inside the left end of the box body (41), the placing groove (44) is installed inside the right end of the box body (41), the middle of the upper end of the placing groove (44) is provided with the buckling plate (45), and the rotating mechanism (46) is installed at the middle end of the right side of the box body (41).
2. The mechanical experiment tool portable box of claim 1, characterized in that: the weight clamping mechanism (43) comprises a clamping groove (431), a top plate (432), a top rod (433), a spring (434) and an adsorption mechanism (435), the clamping groove (431) is arranged inside the left end of the box body (41), the top plate (432) is located inside the clamping groove (431), the top rod (433) is arranged at the outer side end of the top plate (432), the spring (434) is arranged in the middle of the top rod (433), and the adsorption mechanism (435) is located at the middle end of the inner side bottom of the clamping groove (431).
3. The mechanical experiment tool portable box of claim 2, characterized in that: adsorption equipment constructs (435) including clamp plate (35 a), magnetic sheet (35 b), interlock board (35 c), sliding block (35 d), spring arm (35 e), clamp plate (35 a) up end is equipped with magnetic sheet (35 b) to magnetic sheet (35 b) are located the inboard bottom middle-end of block groove (431), clamp plate (35 a) bottom middle-end is articulated mutually with interlock board (35 c) upper end, interlock board (35 c) lower extreme is articulated mutually with sliding block (35 d) upper end, spring arm (35 e) adopt clearance fit to run through inside sliding block (35 d).
4. The mechanical experiment tool portable box of claim 1, characterized in that: the rotating mechanism (46) comprises a rotating rod (461), a winding mechanism (462), a bottom plate (463), a rotating ball (464) and a guide rotating groove (465), wherein the winding mechanism (462) is arranged at the lower end of the rotating rod (461), the winding mechanism (462)) is arranged at the middle end inside the right side of the box body (41), the bottom of the winding mechanism (462) is provided with the bottom plate (463), the rotating ball (464) is arranged at the middle end of the bottom plate (463), the rotating ball (464) is arranged inside the guide rotating groove (465) in a clearance fit mode, and the guide rotating groove (465) is fixedly arranged at the bottom inside the box body (41).
5. The mechanical experiment tool portable box of claim 4, characterized in that: winding mechanism (462) are including supporting mechanism (62 a), telescopic hose (62 b), limiting plate (62 c), winding post (62 d) outward, it is equipped with bull stick (461) to support mechanism (62 a) upper end middle part outward to telescopic hose (62 b) upper end is fixed mutually with supporting mechanism (62 a) bottom middle-end outward, telescopic hose (62 b) bottom is equipped with limiting plate (62 c), and inside limiting plate (62 c) adopt clearance fit to install winding post (62 d), winding post (62 d) bottom is equipped with bottom plate (463).
6. A mechanical experiment tool portable case of claim 5, wherein: the external abutting mechanism (62 a) comprises a top plate (a 1), a torsion shaft (a 2), a rotating block (a 3) and an external abutting piece (a 4), the middle end of the bottom of the top plate (a 1) is fixed with the upper end of the telescopic hose (62 b), a rotating rod (461) is arranged in the middle of the upper end of the top plate (a 1), the rotating block (a 3) is hinged with the inside of the top plate (a 1) through the torsion shaft (a 2), the external abutting piece (a 4) is arranged at the bottom of the rotating block (a 3), and the external abutting piece (a 4) is located on the outer side of the upper end of the winding column (62 d).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210512024.XA CN114792485B (en) | 2022-05-12 | 2022-05-12 | Portable box for mechanical experiment tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210512024.XA CN114792485B (en) | 2022-05-12 | 2022-05-12 | Portable box for mechanical experiment tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114792485A true CN114792485A (en) | 2022-07-26 |
| CN114792485B CN114792485B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210512024.XA Active CN114792485B (en) | 2022-05-12 | 2022-05-12 | Portable box for mechanical experiment tool |
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| Country | Link |
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| CN (1) | CN114792485B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110123365A (en) * | 2010-05-07 | 2011-11-15 | 주식회사 서울과학기기 | Dynamics experiment equipment using pushpull gauge |
| CN204557877U (en) * | 2015-03-22 | 2015-08-12 | 杨青林 | Physical experiment balance |
| CN109907456A (en) * | 2017-12-13 | 2019-06-21 | 李凤英 | A kind of storage device for counterweight in Physical Experiment |
| CN211225892U (en) * | 2019-11-18 | 2020-08-11 | 苏州杰源精密机械有限公司 | Ware is accomodate to pencil convenient to arrangement |
| CN215677018U (en) * | 2021-08-24 | 2022-01-28 | 甘肃省祁连山水源涵养林研究院 | Hydrology monitoring box with location mounting structure |
-
2022
- 2022-05-12 CN CN202210512024.XA patent/CN114792485B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110123365A (en) * | 2010-05-07 | 2011-11-15 | 주식회사 서울과학기기 | Dynamics experiment equipment using pushpull gauge |
| CN204557877U (en) * | 2015-03-22 | 2015-08-12 | 杨青林 | Physical experiment balance |
| CN109907456A (en) * | 2017-12-13 | 2019-06-21 | 李凤英 | A kind of storage device for counterweight in Physical Experiment |
| CN211225892U (en) * | 2019-11-18 | 2020-08-11 | 苏州杰源精密机械有限公司 | Ware is accomodate to pencil convenient to arrangement |
| CN215677018U (en) * | 2021-08-24 | 2022-01-28 | 甘肃省祁连山水源涵养林研究院 | Hydrology monitoring box with location mounting structure |
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| Publication number | Publication date |
|---|---|
| CN114792485B (en) | 2024-04-26 |
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