CN218726199U - Prestress wire high temperature creep test device - Google Patents
Prestress wire high temperature creep test device Download PDFInfo
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- CN218726199U CN218726199U CN202222707325.6U CN202222707325U CN218726199U CN 218726199 U CN218726199 U CN 218726199U CN 202222707325 U CN202222707325 U CN 202222707325U CN 218726199 U CN218726199 U CN 218726199U
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Abstract
The utility model provides a prestressed steel strand high temperature creep test device, which belongs to the technical field of steel strands and comprises a connecting block, wherein the top end of the connecting block is provided with a mounting groove; the movable plate, carry on spacingly with the steel strand wires of the winding of other end third gag lever post of steel strand wires and two first gag lever posts surface, then cooperate the part in the fixed establishment again to carry on spacingly to the steel strand wires, personnel are using the adjusting part afterwards, the movable plate among the adjusting part is when removing, the movable plate can move the fixed second gag lever post of a side end, through the steel strand wires of second gag lever post surface winding, the second gag lever post can be taut with steel strand wires one end when removing, thereby the steel strand wires of adaptable different length, carrying out the steel strand wires like this and having better effect when high temperature creep, and also can stretch it to the personnel needs through the adjusting part.
Description
Technical Field
The utility model belongs to the technical field of the steel strand wires, concretely relates to prestress wire high temperature creep test device.
Background
The prestressed steel strand is different from a prestressed concrete structure, the prestressed steel strand is generally an externally-arranged cable, and when the prestressed steel strand is subjected to fire, the fireproof protection of concrete in the similar prestressed concrete structure on a tensioned prestressed tendon is lacked, the fire environment is worse, and in addition, as the prestressed steel strand has higher initial stress, the creep deformation which is not negligible occurs under the action of high temperature.
Consequently need test the creep property of prestressing force steel strand wires under the high temperature effect to confirm prestressing force steel strand wires's application temperature scope, and personnel are when carrying out creep test to different steel strand wires, because different steel strand wires length differs, lead to personnel very loaded down with trivial details when fixing different steel strand wires, and still can not stretch the steel strand wires when detecting the steel strand wires creep.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prestressing force steel strand wires high temperature creep test device, the personnel that aim at solving among the prior art are carrying out the creep test to different steel strand wires, because different steel strand wires length differs, lead to personnel very loaded down with trivial details when fixing different steel strand wires to still can not carry out tensile problem to steel strand wires when detecting steel strand wires creep.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a prestressing force steel strand high temperature creep test device, includes:
the top end of the connecting block is provided with an installation groove;
the movable plate is connected to the inner walls of the two sides of the mounting groove in a sliding manner;
the two connecting rulers are fixedly connected to the top end of the connecting block;
the tubular resistance furnace is fixedly connected to the lower inner wall of the mounting groove; and
the limiting and fixing mechanism is arranged in the mounting groove, and the limiting and fixing mechanism and the movable plate are used for limiting and fixing the steel strand.
As an optimized scheme, spacing fixed establishment includes:
two second threaded holes are formed in the mounting groove, and the two second threaded holes are formed in the inner wall of one side of the mounting groove;
the limiting groove is formed in the inner wall of one side of the mounting groove;
two first limiting rods are arranged, and both the two first limiting rods are fixedly connected to the inner wall of one side of the mounting groove;
the third limiting rod is fixedly connected to the inner wall of one side of the mounting groove;
two first bolts are arranged and are respectively in threaded connection with the two second threaded holes;
the first limiting ring is connected to the circumferential surface of the third limiting rod in a sliding mode, and the two first bolts are connected to one side end of the first limiting ring in a rotating mode;
two third threaded holes are formed in the movable plate, and the two third threaded holes are formed in one side end of the movable plate;
the second limiting rod is fixedly connected to one side end of the moving plate;
the number of the third bolts is two, and the two third bolts are in threaded connection with the circumferential surfaces of the two third threaded holes respectively;
the second limiting ring is connected to the circumferential surface of the second limiting rod in a sliding mode, and the two third bolts are connected to one side end of the second limiting ring in a rotating mode;
the adjusting component is arranged in the mounting groove and connected with the moving plate to adjust the moving plate.
As an optimized scheme of the utility model, the adjusting part includes:
the screw rod is rotatably connected to the inner walls of the two sides of the mounting groove;
the nut is in threaded connection with the circumferential surface of the screw rod, the moving plate is fixedly connected with the circumferential surface of the nut, and one side end of the screw rod movably penetrates through the inner wall of one side of the mounting groove and is rotatably connected with one side end of the connecting block;
the rotating handle is fixedly connected to the circumferential surface of the screw rod;
the angle adjusting part is arranged on the lower side of the connecting block and connected with the connecting block to adjust the angle.
As a preferable aspect of the present invention, the angle adjusting unit includes:
the rotating disc is fixedly connected to the bottom end of the connecting block;
the rotating rod is rotatably connected to the bottom end of the rotating disc;
the connecting disc is fixedly connected to the bottom end of the rotating rod;
and the fourth threaded hole is formed in the bottom end of the connecting disc.
As an optimized scheme, the circumference fixed surface of dwang is connected with spacing go-between, two fourth screw holes, two have been seted up to the bottom of rolling disc the downthehole equal threaded connection of fourth screw has the second bolt.
As an optimized scheme, the other end fixedly connected with alarm lamp and controller of connecting block.
As a preferred scheme, the first connecting plate of the equal fixedly connected with in both ends around the connecting block, two the upside of first connecting plate all is equipped with the second connecting plate, two the top fixedly connected with protective cover plate of second connecting plate, two equal sliding connection has the bolt, two in the second connecting plate the bolt is sliding connection respectively in two first connecting plates.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in this scheme, personnel can twine the surface at the second gag lever post with the one end of steel strand wires earlier, then the staff is taking the second spacing ring and is sliding on the surface of second gag lever post, when sliding to one side end of nut, personnel can rotate two third bolts and make it threaded connection respectively in two third screwed holes, then spacing the steel strand wires with the other end third gag lever post of steel strand wires and two first gag lever post surface winding, then cooperate the part in the fixed establishment again to carry out spacingly to the steel strand wires, personnel are using the adjusting part afterwards, movable plate among the adjusting part is when removing, the movable plate can move the fixed second gag lever post of one side end, through the steel strand wires of second gag lever post surface winding, the second gag lever post can be taut steel strand wires one end when removing, thereby the steel strand wires of different length, the adaptable effect is better when carrying out the steel strand wires at high temperature creep like this, and also can stretch it to the personnel needs through the adjusting part.
2. In this scheme, spacing go-between is the annular form and fixes the circumference surface at the dwang, and the top at the rolling disc is seted up to the fourth screw hole, and when the staff was to the angle modulation of connecting block, the connecting block can drive the rolling disc of bottom mounting and rotate on the top of dwang.
3. In this scheme, alarm lamp and controller all adopt the mode of dismantling the connection to fix the opposite side end at the connecting block, and the controller is used for starting tubular resistance furnace control, alarm lamp and controller electric connection, and when tubular resistance furnace started, the alarm lamp was red scintillation, and when tubular resistance furnace stopped operation, the alarm lamp was green scintillation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of the present invention;
fig. 2 is an exploded perspective view of the first view of the present invention;
fig. 3 is an exploded perspective view of a second perspective of the present invention;
fig. 4 is a partial enlarged view of a portion a in fig. 3 according to the present invention;
fig. 5 is an exploded perspective view of a third perspective of the present invention;
fig. 6 is a partial enlarged view of the position B in fig. 5 according to the present invention;
fig. 7 is an exploded perspective view of a fourth perspective of the present invention.
In the figure: 1. connecting blocks; 2. a protective cover plate; 3. a warning board; 4. rotating the handle; 5. a first connecting plate; 6. a bolt; 7. a second connecting plate; 8. rotating the disc; 9. a limiting connecting ring; 10. rotating the rod; 11. A connecting disc; 12. a first threaded hole; 13. connecting a ruler; 14. a nut; 15. moving the plate; 16. a limiting groove; 17. a second threaded hole; 18. a tubular resistance furnace; 19. a first limit rod; 20. a first limit ring; 21. a first bolt; 22. a fourth threaded hole; 23. a second bolt; 24. a second limiting rod; 25. A third threaded hole; 26. a screw rod; 27. mounting grooves; 28. a third bolt; 29. a second stop collar; 30. An alarm lamp; 31. a controller; 32. and a third limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-7, the present invention provides the following technical solutions:
a prestress steel strand high temperature creep test device includes:
the top end of the connecting block 1 is provided with a mounting groove 27;
the moving plate 15, the moving plate 15 is connected to the both sides inner wall of the mounting groove 27 slidably;
two connecting rulers 13 are arranged, and the two connecting rulers 13 are fixedly connected to the top end of the connecting block 1;
the tubular resistance furnace 18, the tubular resistance furnace 18 is fixedly connected to the lower inner wall of the mounting groove 27; and
and the limiting fixing mechanism is arranged in the mounting groove 27, and the limiting fixing mechanism and the movable plate 15 are used for limiting and fixing the steel strand.
In the embodiment of the present invention, the connecting block 1 is square, the mounting groove 27 is square and is disposed on the top of the connecting block 1, the tube resistance furnace 18 is detachably connected and fixed on the lower inner wall of the mounting groove 27, the third bolt 28 is electrically connected to the controller 31, the controller 31 can be used to control the start and stop of the tube resistance furnace 18, the lead screw 26 rotates on the inner walls of the two sides of the mounting groove 27, the nut 14 is screwed on the circumferential surface of the moving plate 15, the nut 26 can drive the nut 14 on the surface to move when rotating, the nut 14 can drive the moving plate 15 on the surface to move again when moving, the limiting groove 16 is arc and is disposed on one inner wall of the mounting groove 27, the warning plate 3 is fixed on the front and rear ends of the connecting block 1 by bonding, the limiting groove 16 is used for placing steel strands, the first limiting rod 19 and the third limiting rod 32 are both fixed on one inner wall of the mounting groove 27 by welding, the personnel can wind the steel strand on the surfaces of the third limiting rod 32 and the two first limiting rods 19, then slide the first limiting ring 20 on the surface of the tubular resistance furnace 18, then rotate the first bolt 21 to enable the two first bolts 21 to be respectively in threaded connection with the two mounting grooves 27, so as to limit the steel strand wound on the surfaces of the third limiting rod 32 and the two first limiting rods 19, the rotating disc 8 rotates at the bottom end of the connecting block 1 through a rotating shaft, the angle of the connecting block 1 can be adjusted through the rotating disc 8, the personnel can more conveniently adjust the angle of the connecting block 1 when needing to adjust the angle, the protective cover plate 2 is in a concave shape, the protective cover plate 2 can cover the top end of the connecting block 1, the connecting ruler 13 is fixed at the top end of the connecting block 1 in an embedded manner, the top end of the rotating rod 10 is provided with two first threaded holes 12, be used for the mounting screw in two first screw holes 12, can be used to measure the distance that movable plate 15 removed in mounting groove 27 through connecting chi 13, it is more convenient when making personnel observe the measurement, and tubular resistance furnace 18 moves, and tubular resistance furnace 18 can be used to carry on spacingly to the steel strand wires of the direction that is close to mutually of movable plate 15 and second screw hole 17, what need explain: the specific type of the limiting groove 16, the tubular resistance furnace 18 and the second threaded hole 17 is selected by a person skilled in the art, and the limiting groove 16, the tubular resistance furnace 18 and the second threaded hole 17 belong to the prior art, and are not described in detail in the present embodiment.
Referring to fig. 1 to 7, the limiting and fixing mechanism includes:
two second threaded holes 17 are formed in each second threaded hole 17, and the two second threaded holes 17 are formed in the inner wall of one side of each mounting groove 27;
the limiting groove 16, the limiting groove 16 is opened on one side inner wall of the mounting groove 27;
two first limiting rods 19 are arranged, and the two first limiting rods 19 are fixedly connected to the inner wall of one side of the mounting groove 27;
the third limiting rod 32, the third limiting rod 32 is fixedly connected to one side inner wall of the mounting groove 27;
two first bolts 21 are arranged, and the two first bolts 21 are respectively in threaded connection with the two second threaded holes 17;
the first limiting ring 20 is connected to the circumferential surface of the third limiting rod 32 in a sliding manner, and the two first bolts 21 are rotatably connected to one side end of the first limiting ring 20;
two third threaded holes 25 are formed in the third threaded hole 25, and the two third threaded holes 25 are formed in one side end of the moving plate 15;
the second limiting rod 24, the second limiting rod 24 is fixedly connected to one side end of the moving plate 15;
two third bolts 28 are provided, and two third bolts 28 are respectively screwed on the circumferential surfaces of the two third threaded holes 25;
the second limiting ring 29 is connected to the circumferential surface of the second limiting rod 24 in a sliding mode, and the two third bolts 28 are connected to one side end of the second limiting ring 29 in a rotating mode;
and an adjusting assembly provided in the mounting groove 27, the adjusting assembly being connected to the moving plate 15 to adjust the same.
In this embodiment: the far ends of the first limiting ring 20 and the second limiting ring 29 in the limiting mechanism are respectively used for limiting the steel strand on the surface of the second limiting rod 24 and the third limiting rod 32, one end of the steel strand can be wound on the surface of the second limiting rod 24 firstly by personnel, then the personnel can take the second limiting ring 29 to slide on the surface of the second limiting rod 24, when the personnel slide to one side end of the nut 14, the personnel can rotate the two third bolts 28 to enable the third bolts to be in threaded connection with the two third threaded holes 25 respectively, then when the personnel can take the third limiting rod 32 at the other end of the steel strand and the steel strand wound on the surface of the two first limiting rods 19 to be limited, after the limitation is finished, the personnel can take the first limiting ring 20 to enable the first limiting ring 20 to slide on the circumferential surface of the third limiting rod 32, then when the first limiting ring 20 slides to the inner wall of one side of the mounting groove 27, the personnel can rotate the two first bolts 21 to enable the first bolts to be in threaded connection with the two second threaded holes 17 to achieve the purpose of limiting the steel strand.
Referring specifically to fig. 1-3, the adjustment assembly includes:
the screw rod 26 is rotatably connected to the inner walls of the two sides of the mounting groove 27;
the nut 14, the nut 14 is connected to the peripheral surface of the feed screw 26 in a threaded manner, the moving plate 15 is fixedly connected to the peripheral surface of the nut 14, and one side end of the feed screw 26 movably penetrates through the inner wall of one side of the mounting groove 27 and is connected to one side end of the connecting block 1 in a rotating manner;
the handle 4 is rotated, and the handle 4 is fixedly connected to the circumferential surface of the screw rod 26;
the angle adjusting part is arranged on the lower side of the connecting block 1, and the angle adjusting part is connected with the connecting block 1 to adjust the angle.
In this embodiment: when needing to use adjusting part, need be about to carry on spacingly through stop gear with it at the both ends of steel strand wires, afterwards personnel can rotate and rotate 4, make to rotate 4 and drive the fixed surface's lead screw 26 of drive and rotate at the both sides inner wall of mounting groove 27, lead screw 26 can drive surperficial nut 14 and remove when rotating, nut 14 can drive movable plate 15 and remove once more when removing, can drive the fixed second gag lever post 24 of one side end when moving plate 15 removes, through the winding steel strand wires in second gag lever post 24 surface, second gag lever post 24 can be strained steel strand wires one end when removing, thereby the steel strand wires of adaptable different length, it is better carrying out the steel strand wires like this when high temperature creep, and also can stretch it to personnel required through adjusting part.
Specifically, referring to fig. 1 to 6, the angle adjustment unit includes:
the rotating disc 8 is fixedly connected to the bottom end of the connecting block 1;
a rotating rod 10, wherein the rotating rod 10 is rotatably connected to the bottom end of the rotating disc 8;
the connecting disc 11, the connecting disc 11 is fixedly connected to the bottom end of the rotating rod 10;
and the fourth threaded hole 22 is formed in the bottom end of the connecting plate 11, and the fourth threaded hole 22 is formed in the bottom end of the connecting plate.
In this embodiment: when needing to carry out angle modulation to connecting block 1, personnel rotatable connecting block 1 drives rolling disc 8 and rotates on the top of dwang 10, it is more convenient when making personnel pull out connecting block 1 angle, spacing go-between 9 adopts the welded mode to fix the circumference surface at dwang 10, spacing go-between 9's middle part is used for supplying second bolt 23 threaded connection in fourth screw hole 22, and can obtain spacingly to rolling disc 8's angle when second bolt 23 threaded connection is in fourth screw hole 22.
Referring to fig. 3-6, a limiting connection ring 9 is fixedly connected to the circumferential surface of the rotating rod 10, two fourth threaded holes 22 are formed at the bottom end of the rotating disc 8, and second bolts 23 are threadedly connected to the two fourth threaded holes 22.
In this embodiment: spacing go-between 9 is the annular form and fixes the circumferential surface at dwang 10, and fourth screw hole 22 is seted up on the top of rolling disc 8, and when the staff adjusted the angle of connecting block 1, connecting block 1 can drive the rolling disc 8 of bottom mounting and rotate on the top of dwang 10.
Specifically referring to fig. 1 to 7, an alarm lamp 30 and a controller 31 are fixedly connected to the other end of the connecting block 1.
In this embodiment: the alarm lamp 30 and the controller 31 are all fixed at another side of connecting block 1 with the mode that can dismantle the connection, and the controller 31 is used for controlling the start-up to tubular resistance furnace 18, and alarm lamp 30 and controller 31 electric connection, when tubular resistance furnace 18 starts, alarm lamp 30 is red scintillation, and when tubular resistance furnace 18 stopped operating, alarm lamp 30 is green scintillation.
Specifically, referring to fig. 1-7, the front and rear ends of the connecting block 1 are fixedly connected with first connecting plates 5, the upper sides of the two first connecting plates 5 are respectively provided with a second connecting plate 7, the top ends of the two second connecting plates 7 are fixedly connected with a protective cover plate 2, the two second connecting plates 7 are respectively connected with a bolt 6 in a sliding manner, and the two bolts 6 are respectively connected in the two first connecting plates 5 in a sliding manner.
In this embodiment: the protection apron 2 is used for protecting the upside of connecting block 1, first connecting plate 5 adopts the welded mode to fix both ends around connecting block 1, both ends around the second connecting plate 7 adopts the welded mode to fix at protection apron 2, the middle part of two second connecting plates 7 and two first connecting plates 5 all has the pinhole, and pinhole and 6 phase-matchs of bolt, consequently, two 6 accessible pinholes of bolt insert in two second connecting plates 7 and two first connecting plates 5, with this come to carry on spacingly to second connecting plate 7.
The utility model discloses a theory of operation and use flow: one end of the steel strand can be wound on the surface of the second limiting rod 24, then the worker takes the second limiting ring 29 and slides on the surface of the second limiting rod 24, when sliding to one side end of the nut 14, the person can rotate the two third bolts 28 to be respectively screwed in the two third threaded holes 25, then, the third limiting rod 32 at the other end of the steel strand and the steel strand wound on the surfaces of the two first limiting rods 19 are limited, after the limitation is finished, a worker takes the first limiting ring 20 to enable the first limiting ring 20 to slide on the circumferential surface of the third limiting rod 32, then when the first limiting ring 20 slides to the inner wall of one side of the mounting groove 27, a person rotates the two first bolts 21 to be respectively in threaded connection with the two second threaded holes 17 so as to fully limit the steel strand, then, when the controller 31 is used for controlling the starting of the tubular resistance furnace 18, when the tubular resistance furnace 18 is started, the tubular resistance furnace 18 carries out high-temperature creep deformation on the steel strand fixed by the limiting and fixing mechanism, the two ends of the steel strand are limited by the limiting mechanism, then a person can rotate the rotating handle 4, so that the rotating handle 4 drives the surface-fixed screw rod 26 to rotate on the inner walls of the two sides of the mounting groove 27, the screw rod 26 drives the nut 14 on the surface to move when rotating, the nut 14 drives the moving plate 15 to move again when moving, the second limiting rod 24 fixed on one side end of the moving plate 15 can be driven when moving, through the steel strand wound on the surface of the second limiting rod 24, one end of the steel strand can be tensioned when the second limiting rod 24 moves, therefore, the steel strand drawing device can adapt to steel strands with different lengths, has better effect when the steel strands creep at high temperature, and can also draw the steel strands to be needed by personnel through the adjusting assembly.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a prestress wire high temperature creep test device which characterized in that includes:
the connecting device comprises a connecting block (1), wherein the top end of the connecting block (1) is provided with a mounting groove (27);
the moving plate (15), the said moving plate (15) connects to the both sides inboard wall of the mounting groove (27) slidably;
the connecting device comprises two connecting rulers (13), wherein the two connecting rulers (13) are fixedly connected to the top end of a connecting block (1);
the tube type resistance furnace (18), the said tube type resistance furnace (18) is fixedly connected to the lower inboard wall of the mounting groove (27); and
the limiting and fixing mechanism is arranged in the mounting groove (27), and the limiting and fixing mechanism and the moving plate (15) are used for limiting and fixing the steel strand.
2. The device for testing the high-temperature creep of the prestressed steel strand as claimed in claim 1, wherein: spacing fixed establishment includes:
two second threaded holes (17) are formed in the second threaded holes (17), and the two second threaded holes (17) are formed in the inner wall of one side of the mounting groove (27);
the limiting groove (16), the limiting groove (16) is arranged on the inner wall of one side of the mounting groove (27);
two first limiting rods (19) are arranged, and the two first limiting rods (19) are fixedly connected to the inner wall of one side of the mounting groove (27);
the third limiting rod (32), the third limiting rod (32) is fixedly connected to the inner wall of one side of the mounting groove (27);
two first bolts (21) are arranged, and the two first bolts (21) are respectively in threaded connection with the two second threaded holes (17);
the first limiting ring (20) is connected to the circumferential surface of the third limiting rod (32) in a sliding mode, and the two first bolts (21) are connected to one side end of the first limiting ring (20) in a rotating mode;
two third threaded holes (25) are formed in the third threaded hole (25), and the two third threaded holes (25) are formed in one side end of the moving plate (15);
the second limiting rod (24), the said second limiting rod (24) is fixedly connected to one side end of the movable plate (15);
the number of the third bolts (28) is two, and the two third bolts (28) are respectively in threaded connection with the circumferential surfaces of the two third threaded holes (25);
the second limiting ring (29) is connected to the circumferential surface of the second limiting rod (24) in a sliding mode, and the two third bolts (28) are connected to one side end of the second limiting ring (29) in a rotating mode;
the adjusting component is arranged in the mounting groove (27) and is connected with the moving plate (15) to adjust the moving plate.
3. The device for testing the high-temperature creep of the prestressed steel strand as claimed in claim 2, wherein: the adjustment assembly includes:
the screw rod (26), the said screw rod (26) is connected to the both sides inner wall of the mounting groove (27) rotatably;
the nut (14) is in threaded connection with the circumferential surface of the screw rod (26), the moving plate (15) is fixedly connected with the circumferential surface of the nut (14), and one side end of the screw rod (26) movably penetrates through the inner wall of one side of the mounting groove (27) and is rotatably connected with one side end of the connecting block (1);
the rotating handle (4), the rotating handle (4) is fixedly connected to the circumferential surface of the screw rod (26);
the angle adjusting component is arranged on the lower side of the connecting block (1) and connected with the connecting block (1) to adjust the angle.
4. The device for testing the high-temperature creep of the prestressed steel strand as claimed in claim 3, wherein: the angle adjusting part includes:
the rotating disc (8), the rotating disc (8) is fixedly connected to the bottom end of the connecting block (1);
the rotating rod (10), the rotating rod (10) is rotatably connected to the bottom end of the rotating disc (8);
the connecting disc (11), the connecting disc (11) is fixedly connected to the bottom end of the rotating rod (10);
and the fourth threaded hole (22) is formed in the bottom end of the connecting disc (11).
5. The device for testing the high-temperature creep of the prestressed steel strand as claimed in claim 4, wherein: the circumference fixed surface of dwang (10) is connected with spacing go-between (9), two fourth screw holes (22), two have been seted up to the bottom of rolling disc (8) equal threaded connection has second bolt (23) in fourth screw hole (22).
6. The device for testing the high-temperature creep of the prestressed steel strand as claimed in claim 5, wherein: and the other end of the connecting block (1) is fixedly connected with an alarm lamp (30) and a controller (31).
7. The device for testing the high-temperature creep of the prestressed steel strand as claimed in claim 6, wherein: the equal fixedly connected with first connecting plate (5) in both ends around connecting block (1), two the upside of first connecting plate (5) all is equipped with second connecting plate (7), two the top fixedly connected with protection apron (2) of second connecting plate (7), two equal sliding connection has bolt (6), two in second connecting plate (7) bolt (6) sliding connection respectively in two first connecting plates (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222707325.6U CN218726199U (en) | 2022-10-14 | 2022-10-14 | Prestress wire high temperature creep test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222707325.6U CN218726199U (en) | 2022-10-14 | 2022-10-14 | Prestress wire high temperature creep test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218726199U true CN218726199U (en) | 2023-03-24 |
Family
ID=85585164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222707325.6U Active CN218726199U (en) | 2022-10-14 | 2022-10-14 | Prestress wire high temperature creep test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218726199U (en) |
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2022
- 2022-10-14 CN CN202222707325.6U patent/CN218726199U/en active Active
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