CN211121718U - Prestressing force detector under anchor - Google Patents
Prestressing force detector under anchor Download PDFInfo
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- CN211121718U CN211121718U CN201921833530.9U CN201921833530U CN211121718U CN 211121718 U CN211121718 U CN 211121718U CN 201921833530 U CN201921833530 U CN 201921833530U CN 211121718 U CN211121718 U CN 211121718U
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Abstract
The utility model discloses a prestress detector under anchor, which comprises a box body, a controller, a stepping motor, an electric oil pump, a solenoid valve, a proportional overflow valve and a center-penetrating jack, wherein a storage battery is arranged at the right lower part inside the box body of the cube, the controller is arranged above the storage battery, the stepping motor is arranged at the left side of the controller, the electric oil pump is arranged at the left side of the storage battery, the solenoid valve is arranged at the right side above the electric oil pump, the proportional overflow valve is arranged at the left side of the electric oil pump, an oil pipe is movably connected at the left side of the proportional overflow valve, the other end of the oil pipe is movably connected with the center-penetrating jack, an anchor rod is arranged at the axle center of the center-penetrating jack, a center-penetrating clamping disc is fixedly connected at the right side of, the left end of the traction rod is movably connected with a centering clamping disc. The utility model has the advantages that: convenient application and portability.
Description
Technical Field
The utility model relates to a prestressing force test instrument technical field specifically is a prestressing force detector under anchor.
Background
As the prestress engineering belongs to hidden engineering in a certain sense, it is very difficult to detect each specified index in the construction process for a long time, and the magnitude of the locking force after the tension is released is unknown, so that the construction quality is difficult to ensure. The detector provides a new way for solving the problems of construction operation and technical index test of the prestressed engineering, and mainly detects the quality after prestressed tension construction.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's operational difficulty defect, provide a prestressing force detector under anchor. The detector for the prestress under the anchor has the characteristics of simple structure, convenience in application and the like.
In order to achieve the above object, the utility model provides a following technical scheme: a prestress detector under anchor comprises a box body, a controller, a stepping motor, an electric oil pump, a solenoid valve, a proportional overflow valve and a punching jack, wherein a storage battery is arranged at the lower right inside the square box body, the controller is arranged above the storage battery, the stepping motor is arranged on the left side of the controller, the electric oil pump is arranged on the left side of the storage battery, the solenoid valve is arranged on the right side above the electric oil pump, the proportional overflow valve is arranged on the left side above the electric oil pump, an oil pipe is movably connected to the left side of the proportional overflow valve, one end of the oil pipe is connected with the proportional overflow valve, the other end of the oil pipe is movably connected with the punching jack, an anchor rod is arranged at the axis of the punching jack, a centering clamping disc is fixedly connected to the right side of the punching jack, a traction rod is fixedly mounted on the, the outer side of the traction rod is provided with an annular pressure sensor, the left end of the traction rod is movably connected with a centering clamping disc, the centering clamping disc comprises a circular disc body, the outer wall of the disc body is provided with a square clamping opening, the inner wall of the disc body is provided with a stepping clamping rod, and a clamping block is fixedly mounted at the tail end of the stepping clamping rod.
Preferably, the bottom of the box body is provided with the roller, and the roller is provided with a locking device, so that the box body can be stably placed.
Preferably, the bottom of the box body is provided with the roller, and the roller is provided with a locking device, so that the box body can be stably placed.
Preferably, the oil pipe is a high-pressure-resistant oil pipe, and the outer side of the oil pipe is provided with a metal wire for protection.
Preferably, the number of the stepping clamping rods is three, the stepping clamping rods are distributed in the disc body in an array mode, the stepping clamping rods are movably connected with the disc body, and when the clamping port is rotated, the three stepping clamping rods can synchronously extend out or retract.
Compared with the prior art, the beneficial effects of the utility model are that: when the utility model is used specifically, the movable centering clamping disk is firstly installed on the traction rod on the left side of the centering jack, the axial leads of the movable centering clamping disk and the traction rod are coincided, the anchor rod to be detected passes through the centering jack after the assembly is finished, the stepping clamping rods of the centering clamping disks on two sides are extended and fastened to the anchor rod, thus ensuring that the anchor rod is positioned on the same axis in the tensioning process, leading the stress of a pressure sensor to be uniform, ensuring the accuracy of a prestress detection result, connecting a controller through an external computer, controlling the starting of an electric oil pump, realizing accurate pressure boosting through a proportional overflow valve, extending the traction rod on the left side of the centering jack, monitoring in real time through a displacement sensor and the pressure sensor and feeding a record back to the computer, when the preset stretching length is drawn, obtaining the prestress detected by the pressure sensor, realizing detection, at the moment, controlling the electromagnetic valve to lead the medium-high pressure, the draw bar is returned automatically, so that the automation level of the equipment is improved, the step motor is arranged, the automatic control of the voltage rising and the voltage falling can be realized, the detection speed is improved, and the reliability and the stability of the equipment are ensured. The utility model discloses degree of automation is high, and it is high to detect the precision, can adapt to various construction environment, has enlarged application scope, has improved market competition.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the centering clamping disk of the present invention;
reference numbers in the figures: 1. the device comprises a box body, 101, rollers, 2, a storage battery, 3, a controller, 4, a stepping motor, 5, an electric oil pump, 6, an electromagnetic valve, 7, a proportional overflow valve, 701, an oil pipe, 8, a center-penetrating jack, 801, a traction rod, 9, a centering clamping disc, 901, a disc body, 902, a stepping clamping rod, 903, a clamping block, 904, a clamping opening, 10, a displacement sensor, 11, a pressure sensor, 12, a computer, 13 and an anchor 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.
Referring to fig. 1-2, the present invention provides a technical solution: a prestress detector under anchor comprises a box body 1, a controller 3, a stepping motor 4, an electric oil pump 5, an electromagnetic valve 6, a proportional overflow valve 7 and a center-penetrating jack 8, wherein a storage battery 2 is arranged at the lower right inside the box body 1, a roller 101 is arranged at the bottom of the box body 1, the roller 101 is provided with a locking device, the stable placement of the box body 1 can be ensured, a computer 12 is arranged at the top of the box body 1, the computer 12 is electrically connected with the controller 3, the controller 3 is also electrically connected with the stepping motor 4, the electric oil pump 5, the electromagnetic valve 6 and the proportional overflow valve 7 respectively, the controller 3 is arranged above the storage battery 2, the stepping motor 4 is arranged at the left side of the controller 3, the electric oil pump 5 is arranged at the left side of the storage battery 2, the electromagnetic valve 6 is arranged at the right side above the electric oil pump 5, the proportional overflow valve 7, an oil pipe 701 is movably connected to the left side of the proportional overflow valve 7, the oil pipe 701 is a high-pressure-resistant oil pipe, metal wire protection is arranged on the outer side of the oil pipe 701, one end of the oil pipe 701 is connected with the proportional overflow valve 7, the other end of the oil pipe 701 is movably connected with a center-penetrating jack 8, an anchor rod 13 is arranged at the axis of the center-penetrating jack 8, a centering clamping disc 9 is fixedly connected to the right side of the center-penetrating jack 8, a traction rod 801 is fixedly installed on the left side of the center-penetrating jack 8, a displacement sensor 10 is arranged at the upper end of the traction rod 801 close to the outer wall of the left side of the center-penetrating jack 8, an annular pressure sensor 11 is arranged on the outer side of the traction rod 801, the centering clamping disc 9 is movably connected to the left end of the traction rod 801, the centering clamping, the three stepping clamping rods 902 are distributed in the disc body 901 in an array mode, the stepping clamping rods 902 are movably connected with the disc body 901, when the clamping port 904 is rotated, the three stepping clamping rods 902 can synchronously extend out or retract, and the clamping blocks 903 are fixedly mounted at the tail ends of the stepping clamping rods 902.
When the utility model is used specifically, firstly, the movable centering clamping disk 0 is installed on the traction rod 801 on the left side of the center-penetrating jack 8, the axial leads of the two are coincided, the anchor rod 13 to be detected passes through the center-penetrating jack 8 after the assembly is completed, the stepping clamping rods 902 of the centering clamping disks 9 on the two sides are extended and fastened on the anchor rod 13, thus ensuring that the anchor rod 13 is positioned on the same axis in the tension process, leading the stress of the pressure sensor 11 to be uniform, ensuring the accuracy of the prestress detection result, the controller 3 is connected through the external computer 12, controlling the electric oil pump 5 to be started, realizing accurate pressure boosting through the proportional overflow valve 6, the traction rod 801 on the left side of the center-penetrating jack 8 is extended, the real-time monitoring is carried out through the displacement sensor 10 and the pressure sensor 11, and the record is fed back to the computer 12, when the preset tension length is drawn, the detection is realized, at the moment, the controller 3 controls the electromagnetic valve 6 to enable the high-pressure oil circuit in the center-penetrating jack 8 to be decompressed, the traction rod 801 automatically returns, the automation level of the equipment is improved, the stepping motor 4 is arranged, the automatic control of voltage rising and falling can be realized, the detection speed is improved, and the reliability and the stability of the equipment are guaranteed. The utility model discloses degree of automation is high, and it is high to detect the precision, can adapt to various construction environment, has enlarged application scope, has improved market competition.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a prestressing force detector under anchor, includes box (1), controller (3), step motor (4), electric oil pump (5), solenoid valve (6), proportion overflow valve (7) and cross-core jack (8), its characterized in that: the device is characterized in that a storage battery (2) is arranged at the right lower part inside the box body (1), a controller (3) is arranged above the storage battery (2), a stepping motor (4) is arranged at the left side of the controller (3), an electric oil pump (5) is arranged at the left side of the storage battery (2), an electromagnetic valve (6) is arranged at the right side above the electric oil pump (5), a proportional overflow valve (7) is arranged at the left side above the electric oil pump (5), an oil pipe (701) is movably connected at the left side of the proportional overflow valve (7), a punching jack (8) is movably connected with the oil pipe (701), an anchor rod (13) is arranged at the axis of the punching jack (8), a centering clamping disc (9) is fixedly connected at the right side of the punching jack (8), a traction rod (801) is fixedly mounted at the left side of the punching jack (8), a displacement sensor (10) is arranged at the outer wall, the annular pressure sensor (11) is arranged on the outer side of the traction rod (801), the centering clamping disc (9) is movably connected to the left end of the traction rod (801), the centering clamping disc (9) comprises a circular disc body (901), a square clamping opening (904) is formed in the outer wall of the disc body (901), a stepping clamping rod (902) is arranged on the inner wall of the disc body (901), and a clamping block (903) is fixedly mounted at the tail end of the stepping clamping rod (902).
2. The pre-stress detector of claim 1, wherein: the bottom of the box body (1) is provided with the roller (101), and the roller (101) is provided with a locking device, so that the box body (1) can be stably placed.
3. The pre-stress detector of claim 1, wherein: the intelligent control box is characterized in that a computer (12) is arranged at the top of the box body (1), the computer (12) is electrically connected with the controller (3), and the controller (3) is further electrically connected with the stepping motor (4), the electric oil pump (5), the electromagnetic valve (6) and the proportional overflow valve (7) respectively.
4. The pre-stress detector of claim 1, wherein: the oil pipe (701) is a high-pressure-resistant oil pipe, and the outer side of the oil pipe is provided with a metal wire for protection.
5. The pre-stress detector of claim 1, wherein: the three stepping clamping rods (902) are distributed in the circular disc body (901) in an array mode, the stepping clamping rods (902) are movably connected with the circular disc body (901), and when the clamping port (904) is rotated, the three stepping clamping rods (902) can synchronously extend out or retract.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921833530.9U CN211121718U (en) | 2019-10-29 | 2019-10-29 | Prestressing force detector under anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921833530.9U CN211121718U (en) | 2019-10-29 | 2019-10-29 | Prestressing force detector under anchor |
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| Publication Number | Publication Date |
|---|---|
| CN211121718U true CN211121718U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921833530.9U Active CN211121718U (en) | 2019-10-29 | 2019-10-29 | Prestressing force detector under anchor |
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| CN (1) | CN211121718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113739983A (en) * | 2021-07-21 | 2021-12-03 | 安徽理工大学 | Pressure relief threshold detection device of self-discharging pressure formula stock |
-
2019
- 2019-10-29 CN CN201921833530.9U patent/CN211121718U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113739983A (en) * | 2021-07-21 | 2021-12-03 | 安徽理工大学 | Pressure relief threshold detection device of self-discharging pressure formula stock |
| CN113739983B (en) * | 2021-07-21 | 2024-01-12 | 安徽理工大学 | Pressure relief threshold detection device of self-discharging pressure formula stock |
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