CN219882930U - Concrete cutting trolley - Google Patents
Concrete cutting trolley Download PDFInfo
- Publication number
- CN219882930U CN219882930U CN202320943922.0U CN202320943922U CN219882930U CN 219882930 U CN219882930 U CN 219882930U CN 202320943922 U CN202320943922 U CN 202320943922U CN 219882930 U CN219882930 U CN 219882930U
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- cutting
- trolley
- concrete
- trolley body
- bearing
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- 238000005520 cutting process Methods 0.000 title claims abstract description 123
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model discloses a concrete cutting trolley, which comprises a trolley body, a movable frame, a cutting mechanism and a protection mechanism, wherein the movable frame is arranged on the trolley body and can be slidably adjusted along the left-right direction of the trolley body, the cutting mechanism is arranged on the movable frame, the cutting mechanism is rotationally provided with a cutting blade, the rotation axis of the cutting blade extends along the left-right direction of the trolley body, the protection mechanism comprises a lifting structure which is arranged on the movable frame and is positioned on one side or two sides of the cutting blade, the top end of the lifting structure is provided with a bearing structure, and the bearing structure is used for bearing concrete blocks formed by cutting concrete lining by the cutting blade. The concrete cutting trolley can prevent concrete blocks from directly falling onto the trolley body to crush the trolley body.
Description
Technical Field
The utility model relates to tunnel construction equipment, in particular to a concrete cutting trolley.
Background
After long-time use, part of the concrete lining has cracking phenomenon, and in addition, after long-time use, part of the tunnel needs to be expanded and upgraded, so that the original concrete lining needs to be removed.
The existing concrete lining dismantling mode is to cut through the annular cutting trolley and the longitudinal cutting trolley, specifically, firstly, the annular cutting trolley is operated, the cutting piece of the annular cutting trolley is cut along the arc direction of the tunnel, after the annular cutting trolley cuts the concrete lining of the corresponding area into a plurality of arc sections, the longitudinal cutting trolley is operated, the cutting piece of the longitudinal cutting trolley is cut along the longitudinal direction of the tunnel, the concrete lining of the corresponding area can be cut into a plurality of concrete blocks, and then the concrete blocks are knocked off.
The concrete blocks on two sides of the tunnel generally fall to the ground of the tunnel directly from two sides of the trolley, but the concrete blocks above the trolley can fall to the trolley directly, so that the trolley is easy to crush.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the concrete cutting trolley which can prevent the concrete blocks from directly falling onto the trolley body to crush the trolley body.
According to an embodiment of the present utility model, a concrete cutting trolley includes:
a trolley body;
the moving frame is arranged on the trolley body and can be slidably adjusted along the left-right direction of the trolley body;
the cutting mechanism is arranged on the movable frame, a cutting piece is rotationally arranged on the cutting mechanism, and the rotation axis of the cutting piece extends along the left-right direction of the trolley body;
the protection mechanism comprises a lifting structure which is arranged on the movable frame and positioned on one side or two sides of the cutting blade, a bearing structure is arranged at the top end of the lifting structure and used for bearing concrete blocks formed by cutting concrete lining by the cutting blade.
The concrete cutting trolley provided by the embodiment of the utility model has at least the following beneficial effects:
when the cutting piece of cutting mechanism cuts the concrete lining that corresponds into the concrete piece, elevation structure control bearing structure rises, makes the top of bearing structure be close to or the bottom surface of butt concrete piece, later beats the concrete piece, and the concrete piece can drop to bearing structure's upper surface, and finally elevation structure control bearing structure descends can. According to the utility model, the knocked-off concrete blocks can fall onto the upper surface of the bearing structure, so that the concrete blocks can be prevented from directly falling onto the trolley body to crush the trolley body.
According to some embodiments of the utility model, the trolley body is provided with a conveying slideway in an inclined manner, the top end of the conveying slideway in an inclined direction extends to the top end of the trolley body, the bottom end of the conveying slideway in an inclined direction extends to the bottom end of the trolley body, and the conveying slideway is used for conveying the concrete blocks.
According to some embodiments of the utility model, a buffer slide plate is obliquely arranged at the bottom end of the trolley body, extends to the lower part of the bottom end of the inclined direction of the conveying slideway, and is used for receiving the concrete blocks sliding off the conveying slideway.
According to some embodiments of the utility model, the upper surface of the buffer slide plate is provided with a buffer rubber layer.
According to some embodiments of the utility model, the bearing structure comprises a supporting frame, a bearing plate and a driving oil cylinder, the supporting frame is arranged at the top end of the lifting structure, the bearing plate is rotatably arranged on the supporting frame around a horizontal axis, the plate surface of the bearing plate is parallel to the rotation axis of the bearing plate, the bearing plate is used for bearing the concrete blocks, the driving oil cylinder is arranged between the supporting frame and the bearing plate to control the bearing plate to rotate, and the bearing plate enables the concrete blocks borne by the bearing plate to slide into the conveying slideway through rotation.
According to some embodiments of the utility model, the lifting structure comprises a lifting cylinder vertically arranged on the movable frame, a plurality of guide rods are vertically arranged at the bottom end of the bearing structure, and guide holes for the guide rods to pass through are formed in the movable frame.
According to some embodiments of the utility model, the cutting mechanism is provided with a water collecting part, the water collecting part is provided with a water collecting groove with an open top end, and the bottom end of the cutting blade extends into the water collecting groove.
According to some embodiments of the utility model, the load bearing structure is movable down below the top end of the water collection portion.
According to some embodiments of the utility model, the moving frame is provided with a sliding rail along the front-rear direction of the trolley body, and the cutting mechanism is slidably mounted on the sliding rail.
According to some embodiments of the utility model, the sliding rail is provided with a rack along the length direction, the cutting mechanism is provided with a gear and a driving motor connected with the gear in a transmission way, and the gear is meshed with the rack.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the carrier plate in a horizontal state;
FIG. 3 is a schematic view of the structure of the carrier plate in an inclined state;
fig. 4 is a schematic view of the installation of the cutting mechanism.
Reference numerals:
a carriage body 100; a conveying chute 101; a buffer slide plate 102; a cushion rubber layer 103;
a moving rack 200; a slide rail 201; a rack 202;
a cutting mechanism 300; cutting the sheet 301; a water collecting portion 302;
a guard mechanism 400; a lifting structure 401; a load bearing structure 402; a support frame 403; a carrier plate 404; a drive cylinder 405; guide bar 406.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a plurality refers to two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
A concrete cutting truck according to an embodiment of the present utility model is described below with reference to fig. 1 to 4.
As shown in fig. 1 to 3, a concrete cutting trolley according to an embodiment of the present utility model includes:
a carriage body 100;
a movable frame 200 provided in the carriage body 100 and slidably adjustable in the left-right direction of the carriage body 100;
the cutting mechanism 300 is arranged on the movable frame 200, the cutting mechanism 300 is rotatably provided with a cutting blade 301, and the rotation axis of the cutting blade 301 extends along the left-right direction of the trolley body 100;
the protection mechanism 400 comprises a lifting structure 401 arranged on the movable frame 200 and positioned on one side or two sides of the cutting blade 301, a bearing structure 402 is arranged at the top end of the lifting structure 401, and the bearing structure 402 is used for bearing concrete blocks formed by cutting concrete lining by the cutting blade 301.
According to the concrete cutting trolley of the utility model, when the cutting blade 301 of the cutting mechanism 300 cuts the corresponding concrete lining into concrete blocks, the lifting structure 401 controls the bearing structure 402 to ascend, so that the top end of the bearing structure 402 is close to or abutted against the bottom surface of the concrete blocks, then the concrete blocks are knocked, the concrete blocks can fall to the upper surface of the bearing structure 402, and finally the lifting structure 401 controls the bearing structure 402 to descend. In the utility model, the knocked-off concrete blocks fall onto the upper surface of the bearing structure 402, so that the concrete blocks can be prevented from directly falling onto the trolley body 100 to crush the trolley body 100.
The concrete cutting trolley mainly refers to a longitudinal cutting trolley, when cutting the concrete lining, the circular cutting trolley firstly cuts the concrete lining into a plurality of arc sections, specifically, after the circular cutting trolley performs circular cutting on the concrete lining for the first time along the radian direction of a tunnel, the circular cutting trolley is moved forward along the longitudinal direction of the tunnel, the circular cutting trolley is operated, the circular cutting trolley can perform circular cutting on the concrete lining for the second time, and the circular cutting trolley can cut the concrete lining into a plurality of arc sections in a reciprocating manner. Then, the concrete cutting trolley of the present utility model is operated to cut the concrete lining in the arc section into a plurality of concrete blocks, specifically, the moving frame 200 drives the cutting mechanism 300 to move to the first cutting position, the cutting mechanism 300 longitudinally cuts the concrete lining, and then the moving frame 200 is slid in the left-right direction of the trolley body 100, so that the cutting mechanism 300 moves to other corresponding cutting positions, and the cutting mechanism 300 is repeatedly operated, so that the arc section can be cut into a plurality of concrete blocks. The moving frame 200 can be slidably adjusted along the left-right direction of the trolley body 100, specifically, the top end of the trolley body 100 can be provided with a chute or a guide rail along the left-right direction, the moving frame 200 is slidably mounted on the chute or the guide rail, the trolley body 100 can be provided with a driving mechanism for controlling the moving frame 200 to slide, the driving mechanism can be a motor screw mechanism, the motor screw mechanism comprises a motor for rotating a screw rod arranged on the trolley body 100 and a transmission connection screw rod, the screw rod extends along the left-right direction of the trolley body 100 and is in threaded connection with the moving frame 200, the motor is started, the motor can control the screw rod to rotate, and the screw rod can drive the moving frame 200 to slide. Of course, the driving mechanism may be a translation cylinder, the translation cylinder extends along the left-right direction of the trolley body 100, the translation cylinder is connected to the moving frame 200, and the sliding of the moving frame 200 can be controlled by the extension and contraction of the translation cylinder.
It will be appreciated that the concrete lining on both sides of the tunnel can be cut by a direct manual operation of the cutter, as it is closer to the tunnel floor, without necessarily requiring cutting by a cutting trolley, and therefore the cutting mechanism 300 of the present utility model only requires moving adjustment in the left-right direction of the trolley body 100, and not in the arc direction of the tunnel. The lifting structure 401 and the bearing structure 402 may be provided with a group and located on one side of the cutting blade 301, as shown in fig. 2 and 3, may be located on the left side of the cutting blade 301, and since the lifting structure 401 and the cutting mechanism 300 are both disposed on the movable frame 200, the movable frame 200 can be adjusted from left to right, so that after each cutting of the cutting mechanism 300, the bearing structure 402 may bear the cut concrete blocks, and of course, the lifting structure 401 and the bearing structure 402 may also be provided with two groups and located on two sides of the cutting blade 301. The left-right direction of the carriage body 100 refers to the left-right direction when the carriage body 100 is traveling, and the front-rear direction of the carriage body 100 refers to the front-rear direction when the carriage body 100 is traveling.
In some embodiments of the present utility model, as shown in fig. 1, the trolley body 100 is provided with a conveying chute 101 in an inclined manner, the top end of the conveying chute 101 in an inclined direction extends to the top end of the trolley body 100, the bottom end of the conveying chute 101 in an inclined direction extends to the bottom end of the trolley body 100, and the conveying chute 101 is used for conveying concrete blocks. In particular, the conveying chute 101 may be located at one side or both sides of the trolley body 100, and the conveying chute 101 may extend obliquely downward and outward. After the concrete block is knocked off and is located on the bearing structure 402, the moving frame 200 can be slid, the moving frame 200 drives the concrete block to be close to the conveying slideway 101, then the concrete block on the bearing structure 402 is moved into the conveying slideway 101, and the concrete block can slide to the ground along the conveying slideway 101.
In some embodiments of the present utility model, as shown in fig. 3, a buffer slide plate 102 is obliquely disposed at the bottom end of the trolley body 100, the buffer slide plate 102 extends below the bottom end of the conveying chute 101 in the oblique direction, and the buffer slide plate 102 is used for receiving concrete blocks sliding off the conveying chute 101. Specifically, the buffer slide plate 102 can extend downwards and outwards in an inclined manner, when the concrete blocks slide down along the conveying slide way 101, the concrete blocks firstly fall onto the buffer slide plate 102 and then slide down to the ground along the buffer slide plate 102, the buffer slide plate 102 plays a role in buffering, the impact force of the concrete blocks on the ground can be reduced, and then the impact force of the concrete blocks on the ground of a tunnel can be further reduced.
In some embodiments of the present utility model, as shown in fig. 3, the upper surface of the buffer sled 102 is provided with a buffer rubber layer 103. The buffer rubber layer 103 is arranged, so that the buffer effect can be achieved, the moving speed of the concrete blocks can be further reduced, the impact force of the concrete blocks on the ground can be further reduced, the concrete blocks can be further prevented from smashing the tunnel ground, and in addition, the buffer sliding plate 102 can be prevented from being smashed directly by the concrete blocks.
In some embodiments of the present utility model, as shown in fig. 2 and 3, the bearing structure 402 includes a supporting frame 403, a bearing plate 404 and a driving cylinder 405, where the supporting frame 403 is disposed at the top end of the lifting structure 401, the bearing plate 404 is rotatably disposed on the supporting frame 403 around a horizontal axis, a plate surface of the bearing plate 404 is parallel to a rotation axis of the bearing plate 404, the bearing plate 404 is used for bearing concrete blocks, and the driving cylinder 405 is disposed between the supporting frame 403 and the bearing plate 404 to control the bearing plate 404 to rotate, where the bearing plate 404 slides the concrete blocks carried by itself into the conveying chute 101 through rotation. When the carrying plate 404 is in the horizontal state as shown in fig. 2, the lifting structure 401 is used for supporting the concrete blocks, when the concrete blocks are knocked off and are positioned on the carrying plate 404, the lifting structure 401 controls the carrying structure 402 to descend and slides the moving frame 200 to enable the carrying structure 402 to be close to the top end of the conveying slideway 101, then the driving oil cylinder 405 is started, the driving oil cylinder 405 controls the carrying plate 404 to rotate, when the carrying plate 404 rotates to the inclined state as shown in fig. 3, the concrete blocks on the carrying plate 404 can smoothly slide into the conveying slideway 101, and the concrete blocks do not need to be manually conveyed into the conveying slideway 101, so that the operation is simple and convenient, and time and labor are saved. It should be noted that in other embodiments of the present utility model, the carrying structure 402 may be other structures, such as a horizontally disposed carrying plate 404, in which case the concrete blocks may be manually carried
In some embodiments of the present utility model, as shown in fig. 2 and 3, the lifting structure 401 includes a lifting cylinder vertically disposed on the moving frame 200, the bearing structure 402 is connected to the top end of the lifting cylinder, the bottom end of the bearing structure 402 is vertically disposed with a plurality of guide rods 406, and the moving frame 200 is disposed with guide holes through which the guide rods 406 pass. Starting the lift cylinder, the lift cylinder can control the bearing structure 402 to go up and down through the flexible of self, simple structure, convenient operation, moreover through the cooperation of guide bar 406 and guiding hole, not only make the lift of bearing structure 402 more accurate, make the installation of bearing structure 402 more firm moreover, avoid bearing structure 402 to appear the condition such as turning on one's side. The lifting structure 401 may be other structures, for example, a lifting cylinder may be replaced by a lifting cylinder.
In some embodiments of the present utility model, as shown in fig. 2 to 4, the cutting mechanism 300 is provided with a water collecting portion 302, the water collecting portion 302 is provided with a water collecting tank having an open top end, and the bottom end of the cutting blade 301 extends into the water collecting tank. The trolley body 100 is generally provided with a spraying mechanism for spraying cooling water to the cutting blade 301 to cool the cutting blade 301, and has a certain dust removal effect. In this embodiment, set up water collecting part 302, not only conveniently collect the water that sprays the mechanism and spouts, and then can avoid the water extravagant, in the water catch bowl was stretched to the bottom of cutting piece 301 moreover, and then the hydroenergy in the water catch bowl further cooled off cutting piece 301, and the cooling effect to cutting piece 301 is better.
In some embodiments of the present utility model, as shown in fig. 3, the carrying structure 402 can be moved down below the top end of the water collection portion 302 by the lifting structure 401. So set up, when cutting mechanism 300 cuts the concrete lining, can move bearing structure 402 to the top that is less than water collector 302 through elevation structure 401 down, and then can avoid bearing structure 402 to cause the influence to the cutting work of cutting blade 301.
In some embodiments of the present utility model, as shown in fig. 2 to 4, the moving rack 200 is provided with a slide rail 201 along the front-rear direction of the trolley body 100, and the cutting mechanism 300 is slidably mounted on the slide rail 201. Because the rotation axis of the cutting blade 301 extends along the left-right direction of the trolley body 100, the end surface of the cutting blade 301 is parallel to the front-rear direction of the trolley body 100, so that when the cutting mechanism 300 slides along the sliding rail 201, the cutting blade 301 can be just driven to perform feeding cutting operation, and the cutting device is simple in structure and convenient to operate. The feeding and cutting of the cutting blade 301 may be achieved by integrally advancing the carriage body 100.
In some embodiments of the present utility model, as shown in fig. 4, the sliding rail 201 is provided with a rack 202 along the length direction, and the cutting mechanism 300 is provided with a gear and a driving motor connected with the gear in a transmission manner, and the gear engages with the rack 202. In this embodiment, the driving motor is started, and the driving motor can control the gear to rotate, and the gear is meshed with the rack 202, so that the cutting mechanism 300 can be driven to slide along the sliding rail 201, so that the structure is simple, and the operation is convenient. Of course, the cutting mechanism 300 may also be controlled to slide by other means, such as by a motor screw mechanism or an oil cylinder.
Other constructions and operations of the trolley body 100 according to the embodiment of the present utility model are known to those of ordinary skill in the art, and will not be described in detail herein.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. A concrete cutting trolley, comprising:
a trolley body;
the moving frame is arranged on the trolley body and can be slidably adjusted along the left-right direction of the trolley body;
the cutting mechanism is arranged on the movable frame, a cutting piece is rotationally arranged on the cutting mechanism, and the rotation axis of the cutting piece extends along the left-right direction of the trolley body;
the protection mechanism comprises a lifting structure which is arranged on the movable frame and positioned on one side or two sides of the cutting blade, a bearing structure is arranged at the top end of the lifting structure and used for bearing concrete blocks formed by cutting concrete lining by the cutting blade.
2. The concrete cutting trolley according to claim 1, wherein the trolley body is provided with a conveying slideway in an inclined manner, a top end of the conveying slideway in an inclined direction extends to a top end of the trolley body, a bottom end of the conveying slideway in an inclined direction extends to a bottom end of the trolley body, and the conveying slideway is used for conveying the concrete blocks.
3. The concrete cutting trolley of claim 2, wherein the bottom end of the trolley body is provided with a buffer slide plate in an inclined manner, the buffer slide plate extends to a position below the bottom end of the inclined direction of the conveying slide, and the buffer slide plate is used for receiving the concrete blocks sliding off the conveying slide.
4. A concrete cutting trolley according to claim 3, wherein the upper surface of the buffer slide plate is provided with a buffer rubber layer.
5. The concrete cutting trolley of any one of claims 2 to 4, wherein the load bearing structure comprises:
the support frame is arranged at the top end of the lifting structure;
the bearing plate is rotationally arranged on the supporting frame around a horizontal axis, the plate surface of the bearing plate is parallel to the rotation axis of the bearing plate, and the bearing plate is used for bearing the concrete blocks;
the driving oil cylinder is arranged between the supporting frame and the bearing plate to control the bearing plate to rotate;
the bearing plate rotates to enable the concrete blocks borne by the bearing plate to slide into the conveying slideway.
6. The concrete cutting trolley according to any one of claims 1 to 4, wherein the lifting structure comprises a lifting cylinder vertically provided to the movable frame, a plurality of guide rods are vertically provided at a bottom end of the bearing structure, and the movable frame is provided with guide holes through which the guide rods pass.
7. The concrete cutting trolley of any one of claims 1 to 4, wherein the cutting mechanism is provided with a water collecting portion provided with a water collecting tank with an open top end, and the bottom ends of the cutting blades extend into the water collecting tank.
8. The concrete cutting trolley of claim 7, wherein the load bearing structure is movable downward below the top end of the water collection portion.
9. The concrete cutting trolley according to any one of claims 1 to 4, wherein the moving frame is provided with a slide rail in a front-rear direction of the trolley body, and the cutting mechanism is slidably mounted on the slide rail.
10. The concrete cutting trolley of claim 9, wherein the slide rail is provided with a rack along a length direction, the cutting mechanism is provided with a gear and a driving motor in driving connection with the gear, and the gear is meshed with the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943922.0U CN219882930U (en) | 2023-04-24 | 2023-04-24 | Concrete cutting trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943922.0U CN219882930U (en) | 2023-04-24 | 2023-04-24 | Concrete cutting trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219882930U true CN219882930U (en) | 2023-10-24 |
Family
ID=88409568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320943922.0U Active CN219882930U (en) | 2023-04-24 | 2023-04-24 | Concrete cutting trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219882930U (en) |
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2023
- 2023-04-24 CN CN202320943922.0U patent/CN219882930U/en active Active
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