CN211122325U - Anchor rod anti-pulling detection device - Google Patents
Anchor rod anti-pulling detection device Download PDFInfo
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- CN211122325U CN211122325U CN201921809367.2U CN201921809367U CN211122325U CN 211122325 U CN211122325 U CN 211122325U CN 201921809367 U CN201921809367 U CN 201921809367U CN 211122325 U CN211122325 U CN 211122325U
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Abstract
The utility model discloses an anti-pulling detection device of an anchor rod, comprising a mounting plate and a rectangular supporting frame, wherein two openings are formed on the mounting plate, the mounting plate between the two openings forms a supporting plate, the inner walls of the supporting plate and the rectangular supporting frame are connected in a sliding manner, the upper side of the supporting plate corresponds to the position of the rectangular supporting frame and is fixedly connected with the lower end of a hydraulic rod, a pressure sensor is arranged between the upper end of the hydraulic rod and the upper end of the inner side of the rectangular supporting frame, at least three supporting pieces are arranged on the lower side of the mounting plate, each supporting piece comprises a first screw rod, an adjusting pipe, a second screw rod and a supporting plate, the thread direction of the first screw rod is opposite to that of the second screw rod, the upper end of the first screw rod is; this stock resistance to plucking detection device, support piece's lower extreme inclines and inclination is adjustable to the outside, avoids support piece influence to the test of concrete destruction, guarantees the testing result precision.
Description
Technical Field
The utility model relates to a building check out test set technical field specifically is an stock resistance to plucking detection device.
Background
The anchoring means that the anchor rod is inserted into soil or rock and is connected with the soil or rock through concrete, and the anchor rod has certain tensile capacity; after the anchor rod is fixed, the anchor rod needs to be subjected to anti-pulling detection, the ground surface of the anchor rod anti-pulling detection device in the prior art is close to the anchor rod, the anchor rod anti-pulling detection device applies pressing force opposite to the pulling force direction to concrete around the anchor rod in the anti-pulling detection process to prevent the concrete from cracking, but the anchor rod is not subjected to the pressing force in actual use, and the existence of the pressing force influences the test of concrete damage and influences the detection result precision.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, a stock resistance to plucking detection device is provided, support piece's lower extreme inclines to the outside and inclination is adjustable, avoid support piece influence to the test of concrete destruction, guarantee the testing result precision, can effectively solve in the background art resistance to plucking detection process stock resistance to plucking detection device and avoid the concrete to break to concrete around the stock with the packing force opposite direction's packing force, but the stock in-service use does not receive the packing force, the existence of packing force influences the test to concrete destruction, influence the problem of testing result precision.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anchor rod resistance to plucking detection device, includes mounting panel and rectangle carriage, has seted up two trompils on the mounting panel, and mounting panel between two trompils forms the backup pad, the inner wall sliding connection of backup pad and rectangle carriage, and the backup pad upside corresponds the position of rectangle carriage and the lower extreme fixed connection of hydraulic stem, is equipped with pressure sensor between the inboard upper end of hydraulic stem upper end and rectangle carriage, and the mounting panel downside is installed and is no less than three support piece.
Support piece includes first screw rod, control tube, second screw rod and backup pad, and the screw thread direction of first screw rod is opposite with the screw thread direction of second screw rod, and the upper portion of control tube inner wall is seted up with the first internal thread of first screw rod adaptation, and the second internal thread with the second screw rod adaptation is seted up to the lower part of control tube inner wall, and the lower side of the upper end of first screw rod and mounting panel rotates to be connected, and the lower extreme of second screw rod rotates with the upside of backup pad to be connected.
As an optimized technical scheme of the utility model, the bottom side of backup pad is equipped with a plurality of staple.
As a preferred technical scheme of the utility model, the trompil inner wall is fixed with two fixed blocks, and two fixed blocks set up in rectangle carriage bilateral symmetry.
As an optimal technical scheme of the utility model, still include the gauze, the gauze is located the below of rectangle carriage, and has seted up the perforation in the middle of the gauze.
As a preferred technical scheme of the utility model, the bottom of rectangle carriage and the upper end fixed connection of fixed pipe, fixed outside of tubes side is seted up its inside and outside screw of a plurality of intercommunication, and all installs positioning bolt in every screw.
As a preferred technical scheme of the utility model, fixed intraduct is equipped with the hang plate that equals with positioning bolt quantity, and the lower extreme of hang plate and the lower extreme of fixed intraductal wall rotate to be connected, and the hang plate upper end is to the direction slope of keeping away from fixed intraductal wall.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses stock resistance to plucking detection device of example, support piece's lower extreme inclines to the outside, and the peripheral concrete of stock is kept away from to the downside of backup pad, avoids support piece influence to the test of concrete destruction, guarantees the testing result precision.
2. The utility model discloses stock resistance to plucking detection device of example rotates three support piece's control tube respectively and adjusts three support piece's length to adjust the height and the inclination of mounting panel, make the length direction of rectangle carriage and the length direction coincidence of stock, this stock resistance to plucking detection device adjusts conveniently.
3. The utility model discloses the stock resistance to plucking detection device of example, stock resistance to plucking detects time measuring, and the stock gives a decurrent reaction force of hang plate, decomposes through the atress and obtains the hang plate and receive a perpendicular decurrent effort and the perpendicular effort to towards the stock, and the perpendicular friction between effort increase hang plate and the stock upper end towards the stock prevents that the upper end and the fixed pipe of stock from breaking away from, improves the upper end of stock and the fastness of fixed union coupling.
4. The utility model discloses stock resistance to plucking detection device, stock and concrete junction probably appear the concrete when stock resistance to plucking detects and break, and the concrete piece that splashes probably appears when the concrete breaks, and the gauze blocks the concrete piece that splashes, protection operating personnel's safety.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the rectangular supporting frame of the present invention;
FIG. 3 is a schematic structural view of the supporting member of the present invention;
fig. 4 is a schematic view of the structure of the fixing tube in partial section.
In the figure: the device comprises a pressure sensor 1, a hydraulic rod 2, a mounting plate 3, a supporting piece 4, a first screw rod 41, an adjusting pipe 42, a second screw rod 43, a supporting plate 44, a gauze 5, a fixing block 6, a rectangular supporting frame 7, a fixing pipe 8, an opening 9, an inclined plate 10 and a positioning bolt 11.
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.
The first embodiment is as follows: please refer to fig. 1, fig. 2 and fig. 3, this embodiment discloses an anti-pulling detection device for an anchor rod, which includes a mounting plate 3 and a rectangular supporting frame 7, two openings 9 are provided on the mounting plate 3, the mounting plate 3 between the two openings 9 forms a supporting plate, the inner wall of the supporting plate is slidably connected with the rectangular supporting frame 7, the upper side of the supporting plate corresponds to the position of the rectangular supporting frame 7 and the lower end of the hydraulic rod 2, a pressure sensor 1 is provided between the upper end of the hydraulic rod 2 and the inner upper end of the rectangular supporting frame 7, the output end of the pressure sensor 1 is electrically connected with the input end of an external controller, the external controller is a single chip or an industrial computer, at least three supporting pieces 4 are installed on the lower side of the mounting plate, and the liquid guiding port of an external liquid.
The length of three support piece 4 is adjusted to the governing pipe 42 of rotatory three support piece 4 respectively to adjust the height and the inclination of mounting panel 3, make the length direction of rectangle carriage 7 and the length direction coincidence of anchor rod, this stock resistance to plucking detection device adjusts conveniently.
Further, the bottom side of the supporting plate 44 is provided with a plurality of fixing nails, which improve the firmness of connection between the bottom side of the supporting plate 44 and the ground, and prevent the supporting plate 44 from sliding.
Further, 9 inner walls of the opening are fixed with two fixing blocks 6, the two fixing blocks 6 are symmetrically arranged on two sides of the rectangular supporting frame 7, the fixing blocks 6 move the rectangular supporting frame 7 in a guiding effect, and the rectangular supporting frame 7 is prevented from being damaged by angular deviation of the rectangular supporting frame 1.
The method that an external singlechip or an industrial computer receives a detection signal of a pressure sensor and converts the detection signal into a pressure value is a common method in the prior art, and the model of the used pressure sensor is a WTP205 force transducer or a WTP204G force transducer of south force measurement and control equipment, Inc. in Dongguan.
The pressure sensor used in this embodiment is a common electronic component in the prior art, and the working method and the circuit structure thereof are well known technologies and are not described herein again.
The working process and principle of the embodiment are as follows: this stock resistance to plucking detection device places in stock department, and support piece 4's lower extreme all inclines to the outside, and the downside and the ground contact of backup pad 44 rotate three support piece 4's regulating tube 42 respectively and adjust three support piece 4's length to adjust the height and the inclination of mounting panel 3, make the length direction of rectangle carriage 7 and the length direction coincidence of stock, this stock resistance to plucking detection device adjusts conveniently.
The upper end of stock links together with the lower extreme of rectangle carriage 7, and outside liquid pump drive hydraulic stem 2 extension, and hydraulic stem 2 detects the resistance to plucking of stock through pressure sensor 1, rectangle carriage 7 for the effort of a its length direction of stock, and pressure sensor 1 transmits the pressure signal who detects to outside singlechip or industrial computer.
The hydraulic rod 2 may also be replaced by a jack which is operated to extend the jack.
The lower extreme of support piece 4 inclines to the outside, and the peripheral concrete of stock is kept away from to the downside of backup pad 44, avoids support piece influence to the test of concrete destruction, guarantees the testing result precision.
Example two: as shown in fig. 4, the present embodiment discloses an anti-pulling detection device for an anchor rod, the structure of which is substantially the same as that of the first embodiment, and the difference is that the bottom end of the rectangular supporting frame 7 of the present embodiment is fixedly connected with the upper end of the fixed pipe 8, the outer side of the fixed pipe 8 is provided with a plurality of screw holes communicating the inside and the outside of the fixed pipe, and each screw hole is internally provided with a positioning bolt 11.
The working process and principle of the embodiment are as follows: the upper end of the anchor rod is inserted into the fixing tube 8, the positioning bolt 11 is rotated, and the end of the positioning bolt 11 positioned in the fixing tube 8 fixes the anchor rod.
Example three: as shown in fig. 4, the present embodiment discloses an anchor rod pullout detection device, which has a structure substantially the same as that of the first embodiment, except that the fixed pipe 8 of the present embodiment is provided with inclined plates 10 in the same number as the positioning bolts 11, the lower ends of the inclined plates 10 are rotatably connected to the lower end of the inner wall of the fixed pipe 8 through a rotating shaft or a hinge, and the upper ends of the inclined plates 10 are inclined in a direction away from the inner wall of the fixed pipe 8.
The working process and principle of the embodiment are as follows: the upper end of the anchor rod is inserted into the fixed pipe 8, the positioning bolt 11 is rotated, one end of the positioning bolt 11 positioned in the fixed pipe 8 pushes the upper end of the inclined plate 10 to incline towards the anchor rod, and the upper end of the inclined plate 10 is contacted with the side surface of the anchor rod so as to fix the upper end of the anchor rod and the fixed pipe 8 together.
When giving ascending effort of stock, the stock gives inclined plate 10 a decurrent reaction force, decomposes through the atress and obtains inclined plate 10 and receive a perpendicular decurrent effort and the perpendicular effort towards the stock, and the perpendicular effort towards the stock increases the frictional force between inclined plate 10 and the stock upper end, prevents that the upper end and the fixed pipe 8 of stock from breaking away from, improves the upper end of stock and the fastness of fixed 8 connections of pipe.
Example four: as shown in fig. 1, the present embodiment discloses an anchor rod anti-pulling detection device, which has a structure substantially the same as that of the first embodiment, except that the present embodiment further includes a gauze 5, the gauze 5 is located below the rectangular support frame 7, and a through hole is formed in the middle of the gauze 5.
The working process and principle of the embodiment are as follows: the anchor rod passes the perforation in the middle of gauze 5, and gauze 5 and ground contact, and the anchor rod probably appears the concrete and breaks with the concrete junction when the anchor rod resistance to plucking detects, and the concrete piece that splashes probably appears when the concrete breaks, and gauze 5 blocks the concrete piece that splashes, protection operating personnel's safety.
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 (6)
1. The utility model provides an stock resistance to plucking detection device, includes mounting panel (3) and rectangle carriage (7), its characterized in that: the mounting plate (3) is provided with two openings (9), the mounting plate (3) between the two openings (9) forms a supporting plate, the supporting plate is connected with the inner wall of the rectangular supporting frame (7) in a sliding manner, the position of the upper side of the supporting plate, corresponding to the rectangular supporting frame (7), is fixedly connected with the lower end of the hydraulic rod (2), a pressure sensor (1) is arranged between the upper end of the hydraulic rod (2) and the upper end of the inner side of the rectangular supporting frame (7), and at least three supporting pieces (4) are arranged on the lower side of the mounting plate;
support piece (4) include first screw rod (41), adjust pipe (42), second screw rod (43) and backup pad (44), the screw direction of first screw rod (41) and the screw direction of second screw rod (43) are opposite, adjust the first internal thread of offering with first screw rod (41) adaptation on the upper portion of pipe (42) inner wall, adjust the second internal thread of offering with second screw rod (43) adaptation in the lower part of pipe (42) inner wall, the upper end of first screw rod (41) and the downside of mounting panel (3) are rotated and are connected, the lower extreme of second screw rod (43) and the upside of backup pad (44) are rotated and are connected.
2. The anchor rod uplift detection device according to claim 1, wherein: the bottom side of the supporting plate (44) is provided with a plurality of fixing nails.
3. The anchor rod uplift detection device according to claim 1, wherein: two fixed blocks (6) are fixed on the inner wall of the opening (9), and the two fixed blocks (6) are symmetrically arranged on two sides of the rectangular supporting frame (7).
4. The anchor rod uplift detection device according to claim 1, wherein: the novel screen is characterized by further comprising a screen (5), wherein the screen (5) is located below the rectangular supporting frame (7), and a through hole is formed in the middle of the screen (5).
5. A rock bolt uplift detection device according to any one of claims 1 to 4, wherein: the bottom of rectangle carriage (7) and the upper end fixed connection of fixed pipe (8), a plurality of intercommunication its inside and outside screw has been seted up in fixed pipe (8) outside, and all installs positioning bolt (11) in every screw.
6. The anchor rod uplift detection device according to claim 5, wherein: the fixed pipe (8) is internally provided with inclined plates (10) with the same number as the positioning bolts (11), the lower ends of the inclined plates (10) are rotatably connected with the lower end of the inner wall of the fixed pipe (8), and the upper ends of the inclined plates (10) are inclined towards the direction far away from the inner wall of the fixed pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921809367.2U CN211122325U (en) | 2019-10-25 | 2019-10-25 | Anchor rod anti-pulling detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921809367.2U CN211122325U (en) | 2019-10-25 | 2019-10-25 | Anchor rod anti-pulling detection device |
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| Publication Number | Publication Date |
|---|---|
| CN211122325U true CN211122325U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921809367.2U Active CN211122325U (en) | 2019-10-25 | 2019-10-25 | Anchor rod anti-pulling detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982508A (en) * | 2021-02-24 | 2021-06-18 | 广东稳固检测鉴定有限公司 | Foundation detects anti-floating pile resistance to plucking bearing capacity testing arrangement |
| 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 |
| CN116296833A (en) * | 2023-04-10 | 2023-06-23 | 淮南师范学院 | Prestressed anchor rod drawing detection device |
-
2019
- 2019-10-25 CN CN201921809367.2U patent/CN211122325U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982508A (en) * | 2021-02-24 | 2021-06-18 | 广东稳固检测鉴定有限公司 | Foundation detects anti-floating pile resistance to plucking bearing capacity testing arrangement |
| CN112982508B (en) * | 2021-02-24 | 2022-05-24 | 广东稳固检测鉴定有限公司 | Foundation detects anti-floating pile resistance to plucking bearing capacity testing arrangement |
| 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 |
| CN116296833A (en) * | 2023-04-10 | 2023-06-23 | 淮南师范学院 | Prestressed anchor rod drawing detection device |
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