CN212340614U

CN212340614U - Box girder corrugated pipe cavity detection device

Info

Publication number: CN212340614U
Application number: CN202021120122.1U
Authority: CN
Inventors: 陈冰; 胡国喜; 林学干; 居建伟
Original assignee: Jiangsu Province Traffic Engineering Group Bairun Engineering Testing Co ltd
Current assignee: Jiangsu Province Traffic Engineering Group Bairun Engineering Testing Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-01-12
Anticipated expiration: 2030-06-16

Abstract

The utility model relates to a case roof beam bellows cavity detection device relates to the technical field that case roof beam bellows cavity detected, and it is including detecting the instrument, it is wire rope to detect the instrument. The utility model provides a current detection method be difficult to survey the accuracy, and use inconvenient, the higher problem of cost, have and utilize wire rope to survey, survey the accuracy, convenient to use and the lower effect of cost.

Description

Box girder corrugated pipe cavity detection device

Technical Field

The utility model belongs to the technical field of the technique that box girder bellows cavity detected and specifically relates to a box girder bellows cavity detection device is related to.

Background

A pre-stressed tension corrugated pipe is generally required to be installed in the prefabricated box girder, and a steel strand is required to be installed in the pre-stressed tension corrugated pipe, so that the box girder is guaranteed to have better pre-stressed tension performance. After the steel strand is installed, cement paste needs to be poured into the corrugated pipe, and after the cement paste is poured, the two ends of the corrugated pipe can be packaged. The corrugated pipe is U-shaped after being positioned and installed, so that the phenomenon of cavities is easily caused after cement paste at two ends of the corrugated pipe is solidified. At the moment, the working personnel need to know the actual size of the cavity, and then corresponding remedial measures can be conveniently made

Referring to fig. 1, when the corrugated pipe 3 is set, under the influence of gravity, the cement slurry will converge toward the middle and bottom of the corrugated pipe 3, so that the cavities 31 appear at both ends and at the top of part of the corrugated pipe 3.

The prior art adopts an ultrasonic detector to detect, but the shape of a cavity is irregular during ultrasonic detection, so that the detection is difficult to be accurate, and meanwhile, the ultrasonic detector is troublesome to use and has high cost.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a case roof beam bellows cavity detection device, it has the detection accuracy, convenient to use and the lower effect of cost.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a case roof beam bellows cavity detection device, is including detecting the instrument, it is wire rope to detect the instrument.

Through adopting above-mentioned technical scheme, utilize wire rope to survey the cavity, wire rope has certain intensity and elasticity, can dodge to a certain extent behind the anomalous shape butt, surveys comparatively accurately, inserts wire rope promptly detectable cavity's size simultaneously, and is comparatively convenient, and the cost is lower.

The present invention may be further configured in a preferred embodiment as: an insertion head is arranged at one end of the steel wire rope, and a pointed cone portion is arranged at one end, far away from the steel wire rope, of the insertion head.

By adopting the technical scheme, the insertion head and the pointed conical part are convenient to insert into the corrugated pipe, and the possibility that the steel wire rope is difficult to insert into the corrugated pipe is reduced.

The present invention may be further configured in a preferred embodiment as: the diameter of the steel wire rope is 1.5 mm.

Through adopting above-mentioned technical scheme, 1.5 millimeter's wire rope can guarantee that it possesses better intensity, also reduces simultaneously and inserts the bellows after, the hole of inserting is great and causes the possibility of influence to bellows intensity.

The present invention may be further configured in a preferred embodiment as: and scales are arranged on the surface of the steel wire rope.

Through adopting above-mentioned technical scheme, the scale can be convenient for to the direct reading of wire rope, promotes the efficiency that detects.

The present invention may be further configured in a preferred embodiment as: and a phosphating coating is arranged on the surface of the steel wire rope.

By adopting the technical scheme, the phosphating coating can improve the corrosion resistance and the wear resistance of the steel wire rope, so that the service life of the steel wire rope is prolonged.

The present invention may be further configured in a preferred embodiment as: the utility model provides a case roof beam bellows hole detection device, includes wire rope, still includes the casing, be equipped with in the casing and accomodate the chamber, it is equipped with the pivot to accomodate the intracavity along its thickness direction, the both ends of pivot all with the lateral wall of accomodating the chamber rotates to be connected, wire rope convolute in the pivot, be equipped with the confession on the lateral wall of casing along its width direction the patchhole that wire rope stretches out, the one end of pivot is worn out the casing is connected with the rolling disc, be equipped with turning handle on the rolling disc.

Through adopting above-mentioned technical scheme, wire rope finishes using the back, rotatory twist grip, twist grip drives the rolling disc and rotates, and the rolling disc drives the pivot rotation again, and then with wire rope rolling in the pivot, the wire rope of being convenient for accomodate and reuse, and wire rope is difficult for receiving the damage.

The present invention may be further configured in a preferred embodiment as: the side wall of the shell, which is far away from the rotating disc, is provided with a motor, and an output shaft of the motor is coaxially fixed with one end, which is far away from the rotating disc, of the rotating shaft.

Through adopting above-mentioned technical scheme, the motor can realize the automatic rotation of pivot, promotes and receives line efficiency.

The present invention may be further configured in a preferred embodiment as: the diameter of the insertion head is 2 mm, and the diameter of the insertion hole is 1.5 mm.

Through adopting above-mentioned technical scheme, because the patchhole diameter is less than the insert head, the insert head can be blocked on the lateral wall of casing when receiving the line, is convenient for take next time.

The present invention may be further configured in a preferred embodiment as: and the rotating disc is in threaded connection with a locking bolt.

Through adopting above-mentioned technical scheme, the locking bolt is convenient for after the wire rope rolling finishes, locks the rolling disc for the pivot can't rotate, and the cooperation is inserted the head and is blocked on the lateral wall of casing, reduces wire rope in the casing scattered in disorder probably.

The present invention may be further configured in a preferred embodiment as: the protective cover is hinged to the side wall of the insertion hole, a protective cavity for placing an insertion head is formed in the protective cover, a first magnet is arranged at one end, away from the hinged position of the protective cover and the shell, of the protective cover, and a second magnet matched with the first magnet is arranged on the shell.

Through adopting above-mentioned technical scheme, the visor is used for covering the insertion head, reduces the possibility that the pointed cone portion caused the damage to operating personnel, and first magnet and second magnet then make things convenient for opening and locking of visor.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the hollow is accurately detected through the arrangement of the steel wire rope, the use is convenient, and the cost is low;

2. through the arrangement of the shell, the rotating shaft, the rotating disc and the rotating handle, the steel wire rope is convenient to store and is beneficial to the repeated use of the steel wire rope;

3. through sharp pyramis and scale setting, the wire rope of being convenient for inserts the bellows, is convenient for measure the reading simultaneously, promotes the efficiency that detects.

Drawings

FIG. 1 is a schematic representation of a prior art embodiment of a bellows and a hollow space.

Fig. 2 is a schematic structural view of the whole body in this embodiment.

Fig. 3 is a sectional view of the present embodiment showing the rotating shaft.

Fig. 4 is an enlarged schematic view of a portion a in fig. 2.

Fig. 5 is a schematic diagram for embodying the scale in the present embodiment.

In the figure, 1, a steel wire rope; 11. an insertion head; 12. a tapered section; 13. calibration; 2. a housing; 21. a receiving cavity; 22. a rotating shaft; 23. a motor; 24. rotating the disc; 241. locking the bolt; 242. rotating the handle; 25. a protective cover; 251. a protection cavity; 252. a first magnet; 26. a second magnet; 27. an insertion hole; 28. a control switch; 3. a bellows; 31. a void.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 2 and 3, for the utility model discloses a box girder bellows cavity detection device, including casing 2, seted up in casing 2 and accomodate chamber 21, it is connected with pivot 22 to rotate on the lateral wall of chamber 21 to accomodate, and pivot 22 sets up along the thickness direction of accomodating chamber 21.

Referring to fig. 2 and 3, a motor 23 and a rotating disc 24 are respectively disposed at two ends of the housing 2 along the width direction thereof, the motor 23 is mounted on the housing 2, two ends of the rotating shaft 22 penetrate through the housing 2 and are coaxially fixed with output shafts of the rotating disc 24 and the motor 23, respectively, so as to realize manual driving and electric driving of the rotating shaft 22. A rotating handle 242 is fixedly attached to the rotating disc 24 to facilitate rotation of the rotating disc 24. A locking bolt 241 is threadedly coupled to the rotary plate 24, and the locking bolt 241 is used to fix the rotary plate 24 when necessary. The side wall of the housing 2 is further provided with a control switch 28, and the control switch 28 is electrically connected with the motor 23 and is used for controlling the opening and closing of the motor 23.

Referring to fig. 3 and 4, the rotating shaft 22 is wound with a steel wire rope 1, one end of the steel wire rope 1 extends out of the housing 2 and is fixedly connected with the insertion head 11, and the housing 2 is provided with an insertion hole 27 through which the steel wire rope 1 passes. The diameter of the insertion head 11 is 2 millimeters, and the diameter of the steel wire rope 1 and the insertion hole 27 is 1.5 millimeters, and when the rotating shaft 22 winds the steel wire rope 1, the insertion head 11 is clamped on the side wall of the shell 2, so that the steel wire rope can be taken next time conveniently. The inserting hole 27 is tightly matched with the steel wire rope 1, so that the steel wire rope 1 can have a tensile force when being stretched out and pulled out, and the steel wire rope 1 is tightly wound. Meanwhile, when the steel wire rope 1 is pulled out, the steel wire rope 1 is not easy to be scattered. A protective cover 25 is hinged to the side wall of the housing 2 with the insertion hole 27, and a protective cavity 251 is formed in the protective cover 25 and used for covering the insertion head 11. The protective cover 25 is further bonded with a first magnet 252, the first magnet 252 is located on the end surface of the protective cover 25 away from the hinge point between the protective cover 25 and the housing 2 and facing the housing 2, and the housing 2 is provided with a second magnet 26 attracted to the first magnet 252, so that the protective cover 25 can be conveniently closed, and the possibility that the protective cover 25 is randomly opened is reduced.

Referring to fig. 5, the end of the insertion head 11 away from the steel wire rope 1 is integrally formed with a pointed tapered portion 12 to facilitate the insertion of the insertion head 11 into the corrugated pipe. The steel wire rope 1 is also provided with scales 13 along the length direction, and the scales 13 are used for indicating the length, so that the steel wire rope 1 can directly read out the reading during measurement, and the measurement efficiency is improved. The surface of the steel wire rope 1 is also subjected to phosphating treatment to form a phosphating coating which is used for improving the wear resistance and the corrosion resistance of the steel wire rope 1.

The implementation principle of the embodiment is as follows: when the cavity of the corrugated pipe needs to be measured, the protective cover 25 is opened, the locking bolt 241 is loosened, the steel wire rope 1 is pulled out through the insertion head 11, then the pointed cone part 12 is inserted into the corrugated pipe, the steel wire rope 1 is continuously pushed into the corrugated pipe until the steel wire rope 1 cannot be inserted, and the scale 13 of the steel wire rope 1 is read. In actual measurement, the corrugated pipe can be inserted from the end part of the corrugated pipe, and can also be inserted from the top part of the side wall of the corrugated pipe.

After the measurement is finished, the control switch 28 is pressed down, the motor 23 is started to drive the rotating shaft 22 to rotate, the steel wire rope 1 is wound until the insertion head 11 is abutted to the side wall of the shell 2, the locking bolt 241 is rotated at the moment, the rotating disc 24 is locked, and finally the protective cover 25 is covered.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a case roof beam bellows cavity detection device which characterized in that: the detection tool is a steel wire rope (1), an insertion head (11) is arranged at one end of the steel wire rope (1), and a pointed cone portion (12) is arranged at one end, far away from the steel wire rope (1), of the insertion head (11).

2. A box girder bellows cavity detection device according to claim 1, characterized in that: the surface of the steel wire rope (1) is provided with scales (13).

3. A box girder bellows cavity detection device according to claim 1, characterized in that: the diameter of the steel wire rope (1) is 1.5 mm.

4. A box girder bellows cavity detection device according to claim 1, characterized in that: and a phosphating coating is arranged on the surface of the steel wire rope (1).

5. A box girder bellows cavity detection device according to claim 1, characterized in that: still include casing (2), be equipped with in casing (2) and accomodate chamber (21), it is equipped with pivot (22) along its thickness direction in chamber (21) to accomodate, the both ends of pivot (22) all with the lateral wall of accomodating chamber (21) rotates to be connected, wire rope (1) convolute in on pivot (22), be equipped with the confession on casing (2) the lateral wall of its width direction patchhole (27) that wire rope (1) stretches out, wear out the one end of pivot (22) casing (2) to be connected with rolling disc (24), be equipped with turning handle (242) on rolling disc (24).

6. A box girder bellows cavity detection device according to claim 5, characterized in that: a motor (23) is mounted on the side wall, far away from the rotating disc (24), of the shell (2), and an output shaft of the motor (23) is coaxially fixed with one end, far away from the rotating disc (24), of the rotating shaft (22).

7. A box girder bellows cavity detection device according to claim 6, characterized in that: the diameter of the insertion head (11) is 2 mm, and the diameter of the insertion hole (27) is 1.5 mm.

8. A box girder bellows cavity detection device according to claim 7, characterized in that: and a locking bolt (241) is connected to the rotating disc (24) in a threaded manner.

9. A box girder bellows cavity detection device according to claim 8, characterized in that: the side wall of the insertion hole (27) is hinged with a protective cover (25), a protective cavity (251) for placing an insertion head (11) is formed in the protective cover (25), one end, far away from the hinged position of the protective cover (25) and the shell (2), of the protective cover (25) is provided with a first magnet (252), and a second magnet (26) matched with the first magnet (252) is arranged on the shell (2).