CN213230903U - Pay-off is used in production of high-speed railway prestressing force steel strand wires - Google Patents
Pay-off is used in production of high-speed railway prestressing force steel strand wires Download PDFInfo
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- CN213230903U CN213230903U CN202021518433.3U CN202021518433U CN213230903U CN 213230903 U CN213230903 U CN 213230903U CN 202021518433 U CN202021518433 U CN 202021518433U CN 213230903 U CN213230903 U CN 213230903U
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Abstract
The utility model provides a pay-off is used in production of high speed-per-hour high-speed railway prestressing force steel strand wires, includes the bottom plate, the bottom plate is U type and opening towards one side, bottom plate bottom surface four corners fixed mounting respectively has the universal wheel, both sides fixed mounting respectively have several electric push rod around the bottom plate top surface, the common fixed mounting in electric push rod top of front side has the roof, the roof is also installed jointly on the electric push rod top of rear side equally, roof top surface fixed mounting respectively has the riser, vertically seted up the shaft hole on the riser respectively, wear to be equipped with the circle axle in the shaft hole jointly. This device on the one hand can cooperate the user to independently accomplish the clamping work of steel strand wire hub under the prerequisite without the help of other hoisting equipment, and on the other hand when the unwrapping wire in-process stops midway, this device can brake the rope hub voluntarily, avoids it to take place to warp or crowded hindering because of inertia release too much steel strand wires, avoids prestressing force steel strand wires, has improved the operating efficiency, is fit for promoting in steel strand wires production and use field.
Description
Technical Field
The utility model belongs to steel strand wires production field, specifically speaking are pay-off is used in production of high-speed railway prestressing force steel strand wires.
Background
The prestressed steel strand wires for high-speed railway need carry out the unwrapping wire operation when producing, current unwrapping wire device is mostly more crude, only pass and utilize the support frame through a cross axle in the centre bore of steel strand wires hub, often need just can accomplish with the help of the loop wheel machine when the installation, and because steel strand wires hub weight is heavier at the unwrapping wire in-process, inertia is also bigger, in case the user stops the unwrapping wire midway, steel strand wires hub can continue to rotate a period of time under inertial action, lead to the prestressed steel strand wires to loosen from the hub, warp, serious can lead to the steel strand wires to crowd the wound and scrap, above problem all need solve urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pay-off is used in production of high speed-per-hour high-speed railway prestressing steel strand wires for solve the defect among the prior art.
The utility model discloses a following technical scheme realizes:
a pay-off device for producing a prestressed steel strand of a high-speed rail comprises a bottom plate, wherein the bottom plate is U-shaped, the opening of the bottom plate faces one side, four corners of the bottom surface of the bottom plate are respectively and fixedly provided with universal wheels, the front side and the rear side of the top surface of the bottom plate are respectively and fixedly provided with a plurality of electric push rods, the top end of the electric push rod at the front side is jointly and fixedly provided with a top plate, the top end of the electric push rod at the rear side is also and commonly provided with a top plate, the top surface of the top plate is respectively and fixedly provided with a vertical plate, the vertical plates are respectively and longitudinally provided with a shaft hole, a round shaft is commonly penetrated in the shaft holes, the top surface of the bottom plate, which is far away from the opening, is provided with a U-shaped frame, the opening of the U-shaped frame is downward, the bottom end of the U-, the T-shaped sliding blocks are in sliding fit with the corresponding T-shaped sliding grooves respectively, a first spring is fixedly mounted between each T-shaped sliding block and one end, close to the U-shaped frame, of the corresponding T-shaped sliding groove, a plurality of hinged rods are arranged between the brake blocks and the vertical portion of the U-shaped frame respectively, and two ends of each hinged rod are hinged with the corresponding brake blocks and the vertical portion of the U-shaped frame respectively.
As above a pay-off is used in production of high speed-per-hour high-speed railway prestressing steel strand wires, steel strand wires guiding device includes the guide frame, montant top fixed mounting has the guide frame, guide frame inner chamber bottom surface fixed mounting has first lug, first lug is close to bottom plate opening one side and has seted up the recess, fixed mounting has the guide pulley in the recess, the rectangle through-hole has been seted up to the guide frame top surface, sliding fit installs the second lug in the rectangle through-hole, second lug top surface fixed mounting has the limiting plate, fixedly connected with several second spring between limiting plate bottom surface and the guide frame top surface, bottom plate opening one side is kept away from to the second lug bottom surface is seted up flutedly equally, same fixed mounting has the guide pulley in the recess, the bottom surface of second lug and the top surface of first lug all are equipped with.
As above pay-off is used in production of high speed-per-hour high-speed railway prestressing steel strand wires, the body of rod of hinge bar is length adjustable telescopic link structure, and bottom plate top surface still fixed mounting has two dogs, and the dog all is located U type frame and corresponds bottom and is close to brake pads one side.
According to the pay-off device for producing the high-speed and high-speed railway prestressed steel strand, one side, facing the opening of the bottom plate, of the brake block is an arc surface, and the arc surface is covered with the rubber anti-skid material.
According to the pay-off device for producing the high-speed rail prestressed steel strand, the handle is fixedly mounted on one side, away from the opening, of the bottom plate, the front end and the rear end of the handle are fixedly mounted on the top surface of the bottom plate through the supports respectively, and the universal wheels have a self-locking brake function.
According to the pay-off device for producing the high-speed rail prestressed steel strand, the front end and the rear end of the circular shaft are both provided with threads, the front end and the rear end of the circular shaft are respectively provided with the nut in a threaded manner, the bottom plate is internally provided with the battery bin, and the battery bin is connected with the electric push rod circuit.
The utility model has the advantages that: when the steel strand paying-off device is used, a user firstly draws the round shaft out of the shaft hole, pushes the bottom plate to enable the steel strand rope hub to enter the opening of the round shaft, reduces the height of the electric push rod to enable the height of the shaft hole to be consistent with and aligned with the height of the central hole of the steel strand rope hub (the steel strand rope hub needs to be vertically placed on the ground in advance, taking a figure 1 as an example, when the steel strand is released by the rope hub, the rope hub should rotate anticlockwise), then the round shaft penetrates through the shaft hole and the central hole of the rope hub, the electric push rod is controlled to lift the rope hub from the ground, the initial position of the brake block is adjusted to enable the brake block to be attached to the periphery of the rope hub for braking, a rope head for grabbing the steel strand penetrates through the steel strand guide device, then paying-off work can be started, taking a figure 4 as an example, when paying-off is started, the steel strand firstly pulls the vertical rod to deflect, the first spring is stressed and compressed, and the rope hub can normally rotate to carry out paying-off work at the moment; when a user suspends paying off, the steel strand does not pull the vertical rod any more, the vertical rod deflects rightwards under the pulling of the first spring to recover the vertical state, the brake block can cling to the periphery of the rope hub again to brake, the rope hub can quickly stop rotating under the action of friction force, and the steel strand is prevented from being continuously released due to inertia; this device on the one hand can cooperate the user to independently accomplish the clamping work of steel strand wire hub under the prerequisite without the help of other hoisting equipment, and on the other hand when the unwrapping wire in-process stops midway, this device can brake the rope hub voluntarily, avoids it to take place to warp or crowded hindering because of inertia release too much steel strand wires, avoids prestressing force steel strand wires, has improved the operating efficiency, is fit for promoting in steel strand wires production and use field.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; fig. 3 is a top view of the present invention; FIG. 4 is a schematic view of the usage state of the present invention; fig. 5 is a partial enlarged view of ii of fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A pay-off device for producing a high-speed rail prestressed steel strand comprises a bottom plate 1, wherein the bottom plate 1 is U-shaped, the opening of the bottom plate faces one side, four corners of the bottom surface of the bottom plate 1 are respectively and fixedly provided with universal wheels 11, the front side and the rear side of the top surface of the bottom plate 1 are respectively and fixedly provided with a plurality of electric push rods 2, the top ends of the electric push rods 2 on the front side are jointly and fixedly provided with a top plate 21, the top surfaces of the top plates 21 are respectively and fixedly provided with vertical plates 22, the vertical plates 22 are respectively and longitudinally provided with shaft holes, the shaft holes on the front side and the rear side are coaxial, the shaft holes are jointly penetrated with round shafts 23, the round shafts 23 are in clearance fit with the inner walls of the shaft holes, the top surface of the bottom plate 1, which is far away from the opening, is provided with a U-shaped frame 3, the opening, the top end of the vertical rod 31 is provided with a steel strand guiding device, the top surface of the bottom plate 1 is further provided with a brake block 4, the top surface of the bottom plate 1 is transversely provided with a plurality of T-shaped sliding grooves 5, the bottom surface of the brake block 4 is fixedly provided with a plurality of T-shaped sliding blocks 41, the T-shaped sliding blocks 41 are respectively in sliding fit with the corresponding T-shaped sliding grooves 5, a first spring 51 is fixedly arranged between each T-shaped sliding block 41 and the corresponding T-shaped sliding groove 5 close to one end of the U-shaped frame 3, taking fig. 1 as an example, the spring 51 can provide thrust for the corresponding T-shaped sliding block 41 to slide rightwards along the T-shaped sliding groove 5, a plurality of hinged rods 42 are respectively arranged between the vertical parts of the brake block 4 and the U-shaped frame 3, and two. When the cable paying-off device is used, a user firstly pulls out the round shaft 23 from the shaft hole, pushes the bottom plate 1 to enable the steel strand rope hub to enter the opening of the round shaft, lowers the height of the electric push rod 2 to enable the height of the shaft hole to be consistent with and aligned with the height of the central hole of the steel strand rope hub (the steel strand rope hub needs to be vertically placed on the ground in advance, taking figure 1 as an example, when the steel strand rope hub releases the steel strand, the rope hub should rotate anticlockwise), then the round shaft 23 penetrates through the shaft hole and the central hole of the rope hub, the electric push rod 2 is controlled to lift the rope hub from the ground, the initial position of the brake block 4 is adjusted to enable the brake block to be attached to the periphery of the rope hub for braking, a rope head for grabbing the steel strand rope passes through the steel strand guide device, then paying-off work can be started, taking-off work is taken as an example, when the steel strand rope starts paying-off, the steel, the brake block 4 is not contacted with the periphery of the rope hub any more, the first spring 51 is compressed under the stress, and the rope hub can normally rotate to carry out paying-off work at the moment; when a user suspends paying off, the steel strand does not pull the vertical rod 31 any more, the vertical rod 31 deflects rightwards under the pulling of the first spring 51 to recover the vertical state, at the moment, the brake block 4 is tightly attached to the periphery of the rope hub again to brake, the rope hub can quickly stop rotating under the action of friction force, and the steel strand is prevented from being continuously released due to inertia; this device on the one hand can cooperate the user to independently accomplish the clamping work of steel strand wire hub under the prerequisite without the help of other hoisting equipment, and on the other hand when the unwrapping wire in-process stops midway, this device can brake the rope hub voluntarily, avoids it to take place to warp or crowded hindering because of inertia release too much steel strand wires, avoids prestressing force steel strand wires, has improved the operating efficiency, is fit for promoting in steel strand wires production and use field.
In particular, as shown in figure 2, fig. 4 shows, this embodiment the steel strand guiding device includes guide frame 6, montant 31 top fixed mounting has guide frame 6, 6 inner chamber bottom surface fixed mounting of guide frame has first lug 61, first lug 61 is close to bottom plate 1 opening one side and has seted up recess 62, fixed mounting has guide pulley 63 in the recess 62, rectangular through-hole 64 has been seted up to 6 top surfaces of guide frame, sliding fit installs second lug 65 in the rectangular through-hole 64, second lug 65 top surface fixed mounting has limiting plate 66, fixedly connected with several second spring 67 between limiting plate 66 bottom surface and the 6 top surfaces of guide frame, recess 65 has been seted up equally to the bottom plate 1 opening one side is kept away from to second lug 65 bottom surface, same fixed mounting has guide pulley 63 in the recess 62, the bottom surface of second lug 65 and the top surface of first lug 61 all are equipped with jagged anti-skid thread, limiting plate 66 top surface fixed mounting has. When the cable pulling device is used, a user firstly lifts the second bump 65 upwards through the lifting ring 68, then the steel strand passes through the space between the first bump 61 and the second bump 65 and is sent to an external cable pulling device, the steel strand is naturally clamped by the anti-skid lines of the first bump 61 and the second bump 65, when the external cable pulling device or the user manually pulls the steel strand, as shown in fig. 4, the steel strand firstly pulls the guide frame 6 and the vertical rod 31 to deflect rightwards, the second bump 65 slides upwards under the extrusion of the periphery of the steel strand, after the vertical rod 31 deflects, the periphery of the steel strand is only contacted with the guide wheels 63 on the first bump 61 and the second bump 65, at the moment, the steel strand can drive the guide wheels 63 to rotate, so that the steel strand can easily pass through the guide frame 6, when the external cable pulling device or the user stops pulling the steel strand, the pull force of the steel strand is not applied to the vertical rod 31 to the leftwards, the vertical rod 31 can deflect rightwards under the pushing of the first, the first lug 61 and the second lug 65 clamp and fix the steel strand again; the structure also has the function of controlling the paying-off direction of the steel strand, so that the steel strand is stably sent to the wire drawing equipment from the opening position of the guide frame 6 all the time, and the danger caused by the back-and-forth swinging of the steel strand during paying-off is avoided.
Specifically, as shown in fig. 1, this embodiment the body of rod of hinge bar 42 is length adjustable's telescopic link structure, and the telescopic link is by a thinner son pole of thicker mother's pole suit to utilize the screw structure of screwing to fix, adjustable length carries out fixed telescopic link for current mature technique, no longer gives details here, and bottom plate 1 top surface still fixed mounting has two dogs 32, and dog 32 all is located U type frame and corresponds bottom and be close to brake block 4 one side. Through the length of adjusting hinge bar 42, can freely adjust the initial position of brake pad 4 in the sliding range of T type spout 5, so that adapt to the steel strand wires rope hub of different diameters, dog 32 can restrict montant 31's deflection angle, make it unable deflect right, when the user installs steel strand wires rope hub on to this device, the user can shorten hinge bar 42 earlier, make brake pad 4 slide left, avoid it to block in the opening that the rope hub got into bottom plate 1, treat that the installation of rope hub finishes and raises the back, the user can readjust hinge bar 42's length, make brake pad 4 paste the rope hub periphery.
Further, as shown in fig. 1, the side of the brake block 4 facing the opening of the bottom plate 1 in this embodiment is a cambered surface, and the cambered surface is covered with a rubber anti-skid material. Adopt the periphery that recessed cambered surface structure can laminate steel strand wires rope hub better, frictional force when the rubber antichemical material on the cambered surface can further increase the braking improves braking efficiency.
Furthermore, as shown in fig. 1, in this embodiment, a handle 7 is fixedly mounted on a side of the bottom plate 1 away from the opening, front and rear ends of the handle 7 are respectively fixedly mounted on the top surface of the bottom plate 1 through a bracket, and the universal wheels 11 have a self-locking brake function. The handle 7 can be convenient for a user to move the device, and the user needs to lock all the universal wheels 11 after moving the device to a preset place, so that the movement of the universal wheels in the paying-off process is avoided.
Furthermore, as shown in fig. 1, in the present embodiment, both front and rear ends of the circular shaft 23 are provided with threads, both front and rear ends of the circular shaft 23 are respectively provided with a nut 24 through threads, a battery compartment is disposed inside the bottom plate 1, the battery compartment is not shown in the figure, and the battery compartment is electrically connected to the electric push rod 2. After the round shaft 23 is completely penetrated from the center hole of the steel strand wire hub by a user, the user needs to screw the nuts 24 at the front end and the rear end of the round shaft 23, the nuts 24 can prevent the round shaft 23 from accidentally dropping out of the shaft hole in the paying-off process, the safety is improved, the battery compartment arranged in the bottom plate 1 can provide electric energy for the action of the electric push rod 2 only by charging in advance, and the inconvenience of searching for an external power supply in an operation site is avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a pay-off is used in production of high speed per hour high-speed railway prestressing steel strand wires, includes bottom plate (1), and bottom plate (1) is U type and opening towards one side, and bottom plate (1) bottom surface four corners is fixed mounting respectively has universal wheel (11), characterized in that: the front side and the rear side of the top surface of the bottom plate (1) are respectively and fixedly provided with a plurality of electric push rods (2), the top end of each electric push rod (2) at the front side is jointly and fixedly provided with a top plate (21), the top end of each electric push rod (2) at the rear side is also jointly and fixedly provided with a top plate (21), the top surfaces of the top plates (21) are respectively and fixedly provided with a vertical plate (22), shaft holes are respectively and longitudinally formed in the vertical plates (22), round shafts (23) are commonly penetrated in the shaft holes, the top surface of one side, away from the opening, of the bottom plate (1) is provided with a U-shaped frame (3), the opening of the U-shaped frame (3) is downward, the bottom end of the U-shaped frame is rotatably connected with the top surface of the bottom plate (1) through a hinged base, a vertical rod (31) is fixedly arranged in the middle position of the top surface of, brake pads (4) bottom surface fixed mounting has several T type slider (41), T type slider (41) respectively with corresponding T type spout (5) sliding fit, equal fixed mounting has first spring (51) between every T type slider (41) and corresponding T type spout (5) are close to U type frame (3) one end, be equipped with several hinge bar (42) between the vertical part of brake pads (4) and U type frame (3) respectively, the both ends of hinge bar (42) respectively with brake pads (4) and U type frame (3) vertical part hinge joint that correspond are connected.
2. The pay-off device for producing the prestressed steel strand of the high-speed and high-speed rail as claimed in claim 1, wherein: the steel strand guiding device comprises a guiding frame (6), the top end of a vertical rod (31) is fixedly provided with the guiding frame (6), the bottom surface of an inner cavity of the guiding frame (6) is fixedly provided with a first convex block (61), one side, close to an opening of a bottom plate (1), of the first convex block (61) is provided with a groove (62), a guide wheel (63) is fixedly arranged in the groove (62), the top surface of the guiding frame (6) is provided with a rectangular through hole (64), a second convex block (65) is arranged in the rectangular through hole (64) in a sliding fit manner, the top surface of the second convex block (65) is fixedly provided with a limiting plate (66), a plurality of second springs (67) are fixedly connected between the bottom surface of the limiting plate (66) and the top surface of the guiding frame (6), one side, far away from the opening of the bottom plate (1), of the bottom surface of the second convex block (65) is also provided with the groove (62), the, the top surface of the limiting plate (66) is fixedly provided with a lifting ring (68).
3. The pay-off device for producing the prestressed steel strand of the high-speed and high-speed rail as claimed in claim 1, wherein: the body of rod of articulated arm (42) is length adjustable's telescopic link structure, and bottom plate (1) top surface still fixed mounting has two dog (32), and dog (32) all are located U type frame and correspond the bottom and be close to brake pads (4) one side.
4. The pay-off device for producing the prestressed steel strand of the high-speed and high-speed rail as claimed in claim 1, wherein: one side of the brake block (4) facing the opening of the bottom plate (1) is an arc surface, and rubber anti-skid materials are covered on the arc surface.
5. The pay-off device for producing the prestressed steel strand of the high-speed and high-speed rail as claimed in claim 1, wherein: the bottom plate (1) is kept away from opening one side fixed mounting has handle (7), and both ends are respectively in bottom plate (1) top surface through support fixed mounting around handle (7), and universal wheel (11) all have auto-lock brake function.
6. The pay-off device for producing the prestressed steel strand of the high-speed and high-speed rail as claimed in claim 1, wherein: both ends all seted up the screw thread around round axle (23), nut (24) are installed to both ends screw thread respectively around round axle (23), and bottom plate (1) is inside to be built-in to have a battery compartment, battery compartment and electric push rod (2) circuit connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518433.3U CN213230903U (en) | 2020-07-28 | 2020-07-28 | Pay-off is used in production of high-speed railway prestressing force steel strand wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518433.3U CN213230903U (en) | 2020-07-28 | 2020-07-28 | Pay-off is used in production of high-speed railway prestressing force steel strand wires |
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| Publication Number | Publication Date |
|---|---|
| CN213230903U true CN213230903U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021518433.3U Active CN213230903U (en) | 2020-07-28 | 2020-07-28 | Pay-off is used in production of high-speed railway prestressing force steel strand wires |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113322752A (en) * | 2021-07-14 | 2021-08-31 | 卢丽杰 | Cement concrete pavement grooving device for highway engineering |
| CN116281695A (en) * | 2023-04-25 | 2023-06-23 | 中交一公局集团有限公司 | Method for rapidly releasing steel strands |
-
2020
- 2020-07-28 CN CN202021518433.3U patent/CN213230903U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113322752A (en) * | 2021-07-14 | 2021-08-31 | 卢丽杰 | Cement concrete pavement grooving device for highway engineering |
| CN113322752B (en) * | 2021-07-14 | 2023-12-19 | 江西省天强工程技术有限公司 | Cement concrete pavement grooving device for highway engineering |
| CN116281695A (en) * | 2023-04-25 | 2023-06-23 | 中交一公局集团有限公司 | Method for rapidly releasing steel strands |
| CN116281695B (en) * | 2023-04-25 | 2023-11-10 | 中交一公局集团有限公司 | Method for rapidly releasing steel strands |
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Denomination of utility model: A pay-off device for the production of high-speed high-speed rail prestressed steel strands Effective date of registration: 20220907 Granted publication date: 20210518 Pledgee: Weihai Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: Weihai Yinxing Prestressed Wire Products Co.,Ltd. Registration number: Y2022980014702 |