CN217931543U

CN217931543U - Nondestructive testing device for municipal bridge steel structure

Info

Publication number: CN217931543U
Application number: CN202221390083.6U
Authority: CN
Inventors: 钟斌; 许周宇; 潘蕾
Original assignee: Zhejiang Tongzhou Project Management Co ltd
Current assignee: Zhejiang Tongzhou Project Management Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-11-29
Anticipated expiration: 2032-06-06

Abstract

The application discloses nondestructive test device of municipal bridge steel construction relates to bridge steel and detects technical field, the nondestructive test device of municipal bridge steel construction, the detection case lower extreme has been seted up and has been connect the electric cell, the detection case upper end articulates there is the upper cover, upper cover inner wall fixed mounting places the box. When the electric wire no longer received the pulling force, the rolling cylinder was turned round this moment, the carousel drove spacing tooth and was blocked the volute spiral spring this moment under compression spring's elastic force effect, thereby keep the length of electric wire, when detecting and finishing, through the pulling to the activity loop bar this moment, make activity loop bar drive the locating wheel, the carousel removes to placing the box rear end with spacing tooth, thereby spacing tooth breaks away from with the rolling cylinder surface tooth, the rolling cylinder receives volute spiral spring's elastic force effect this moment and revolves, thereby roll the electric wire, thereby reach the effect that quick convenience carries out the rolling to the electric wire that detects the head and connect.

Description

Nondestructive testing device for municipal bridge steel structure

Technical Field

The application relates to the technical field of bridge steel detection, in particular to a nondestructive testing device for a municipal bridge steel structure.

Background

The electric wire that the nondestructive test device of bridge steel construction's detection head connected is generally longer, need expand the electric wire when using to carry out detection achievement, nevertheless detect the back that finishes, need carry out the rolling to the cotton rope, it is consuming time longer, two about having because of detecting the head simultaneously, single inconvenient rolling.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at provides nondestructive test device of municipal bridge steel construction to solve current problem: after the detection finishes, need carry out the rolling to the cotton rope, it is consuming time longer, two about having because of detecting the head simultaneously, single inconvenient rolling.

In order to solve the technical problem, the application is realized by the following technical scheme: the nondestructive testing device for the municipal bridge steel structure comprises a detection box, wherein a power receiving groove is formed in the lower end of the detection box, an upper cover is hinged to the upper end of the detection box, and a placing box is fixedly mounted on the inner wall of the upper cover; place the box inside including rolling cylinder, rolling cylinder axle center department and with place box inner wall fixed mounting have the fixed column, fixed mounting has volute spiral spring between fixed column and the rolling cylinder, rolling cylinder surface mesh is connected with spacing tooth, the one end fixedly connected with carousel of volute spiral spring is kept away from to spacing tooth, the inside fixed mounting of carousel has the guide bar, the guide bar surface is provided with compression spring, guide bar one end fixedly connected with resistance plate, fixed picture peg has been cup jointed to the guide bar surface and is located one side of resistance plate, one side fixedly connected with locating wheel of guide bar is kept away from to fixed picture peg, locating wheel rear end fixedly connected with activity loop bar.

Furthermore, one end of the compression spring is fixedly connected with the inside of the turntable, and the other end of the compression spring is fixedly connected with the outer end face of the fixed inserting plate.

Adopt above-mentioned technical scheme to the carousel takes place to reset the effect automatically when rotating.

Furthermore, a notch is formed in the upper cover, the placing box is clamped in the notch, and the placing box can be inserted into the electric connecting groove.

Adopt above-mentioned technical scheme to can realize accomodating and using simple and convenient effect to placing the box.

Furthermore, a wire is connected inside the fixing column and communicated with an internal circuit of the detection head, and a power connection head is fixedly mounted at the front end of the fixing column.

By adopting the scheme, the effect that the inside of the detection head is automatically connected with the circuit inside the power connection slot when the box is placed and inserted into the power connection slot is achieved.

Furthermore, the electric wire connected with the detection head is wound on the outer surface of the winding roller, and teeth are fixedly arranged on the outer portion of the winding roller.

By adopting the technical scheme, the winding and paying-off effects of the electric wire of the detection head are realized.

Furthermore, an annular groove is formed in the rotary table, and the guide rod is located in the annular groove.

Adopt above-mentioned scheme to when the carousel slightly rotated, its atress was comparatively stable, reduced the effect of the wearing and tearing between the spare part.

Furthermore, the carousel is the ring-type, the locating wheel is located the carousel inside, the locating wheel external diameter is less than the carousel internal diameter.

By adopting the technical scheme, the effects of limiting the turntable and reducing the moving range of the turntable are achieved.

Furthermore, the center of the placing box is fixedly connected with a shaft rod, and the movable sleeve rod is sleeved on the outer side of the shaft rod.

Adopt above-mentioned technical scheme to reach and make things convenient for movable loop bar to remove to inner wall one side of rolling drum, thereby drive spacing tooth and volute spiral spring on the carousel and break away from, make things convenient for volute spiral spring to reset the effect of rolling.

This application adopts when the electric wire no longer receives the pulling force, the rolling cylinder revolves this moment, the carousel drives spacing tooth and blocks the volute spiral spring under compression spring's elastic force this moment, thereby keep the length of electric wire, when detecting finishing, through the pulling to the activity loop bar this moment, make activity loop bar drive the locating wheel, the carousel removes to placing the box rear end with spacing tooth, thereby spacing tooth breaks away from with rolling cylinder surface tooth, the rolling cylinder receives volute spiral spring's elastic force to revolve this moment, thereby roll the electric wire, thereby reach the effect that quick convenience carries out the rolling to the electric wire that detects the head and connect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a perspective view of the body structure of the nondestructive testing device for the steel structure of the municipal bridge;

FIG. 2 is a partial schematic view of a winding drum structure of the nondestructive testing device for the municipal bridge steel structure;

FIG. 3 is the partial enlarged structure view of the non-destructive testing device for the municipal bridge steel structure in FIG. 2 at A.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a detection box; 2. an electric connection groove; 3. an upper cover; 4. placing the box; 41. a winding roller; 42. fixing the column; 43. a volute spiral spring; 44. limiting teeth; 45. a turntable; 46. a guide rod; 47. a compression spring; 48. a resistance plate; 49. fixing the plug board; 410. positioning a wheel; 411. a movable loop bar.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in figure 1, the nondestructive testing device for the municipal bridge steel structure comprises a detection box 1, wherein a power receiving groove 2 is formed in the lower end of the detection box 1, an upper cover 3 is hinged to the upper end of the detection box 1, a placing box 4 is fixedly mounted on the inner wall of the upper cover 3, a notch is formed in the upper cover 3, the placing box 4 is clamped in the notch, and the placing box 4 can be inserted into the power receiving groove 2;

as shown in fig. 2 and fig. 3, the placing box 4 includes a winding roller 41 inside, an electric wire connected with the detection head is wound on the outer surface of the winding roller 41, teeth are fixedly mounted on the outside of the winding roller 41, a fixing column 42 is fixedly mounted at the axis of the winding roller 41 and on the inner wall of the placing box 4, a conducting wire is connected inside the fixing column 42 and is communicated with an internal circuit of the detection head, an electric connection head is fixedly mounted at the front end of the fixing column 42, a volute spring 43 is fixedly mounted between the fixing column 42 and the winding roller 41, a limit tooth 44 is engaged and connected with the outer surface of the winding roller 41, a turntable 45 is fixedly connected to one end of the limit tooth 44 far away from the volute spring 43, the limit tooth 44 is arranged on the outer side of the turntable 45, and the turntable 45 is rotatably mounted on the inner side of the placing box 4;

as shown in fig. 3, a guide rod 46 is fixedly installed inside the turntable 45, the guide rod 46 is arc-shaped, an annular groove is formed inside the turntable 45, the guide rod 46 is located in the annular groove, a compression spring 47 is arranged on the outer surface of the guide rod 46, a resistance plate 48 is fixedly connected to one end of the guide rod 46, a fixed inserting plate 49 is sleeved on one side of the outer surface of the guide rod 46, one end of the compression spring 47 is fixedly connected to the inside of the turntable 45, the other end of the compression spring is fixedly connected to the outer end face of the fixed inserting plate 49, a positioning wheel 410 is fixedly connected to one side of the fixed inserting plate 49 away from the guide rod 46, the turntable 45 is annular, the positioning wheel 410 is located inside the turntable 45, the positioning wheel 410 is coaxially and rotatably connected to the turntable 45, the outer diameter of the positioning wheel 410 is smaller than the inner diameter of the turntable 45, a movable sleeve rod 411 is fixedly connected to the rear end of the positioning wheel 410, a shaft rod is fixedly connected to the center of the placement box 4, the movable sleeve rod 411 is sleeved outside the shaft rod, and the two winding rollers 41 are centrally symmetrical about the center point of the placement box 4.

The implementation principle of the nondestructive testing device for the municipal bridge steel structure is as follows: when the bridge steel is detected by using detection equipment, the placing box 4 at the front end of the upper cover 3 is taken out, the placing box is inserted into the electric receiving groove 2 for clamping, the fixing column 42 in the placing box 4 is just contacted with the connector in the detection box 1, so that a circuit in a circuit connected with the detection head is connected, and detection can be performed;

when the electric wire no longer received the pulling force, wind-up drum 41 revolves this moment, carousel 45 drives spacing tooth 44 and blocks volute spiral spring 43 under compression spring 47's elastic force this moment, thereby keep the length of electric wire, when detecting and finishing, be located and place the box 4 outside because of activity loop bar 411 one end, through the pulling to activity loop bar 411 this moment, make activity loop bar 411 drive locating wheel 410, carousel 45 and spacing tooth 44 move to placing box 4 rear end, thereby spacing tooth 44 breaks away from with wind-up drum 41 outer surface tooth, wind-up drum 41 receives volute spiral spring 43's elastic force effect this moment and revolves, thereby roll up the electric wire, thereby reach the effect that quick convenience carries out the rolling to the electric wire that detects the head and connect. The movable sleeve rod 411 is pulled reversely, and the limiting teeth 44 and the teeth on the outer surface of the winding roller 41 are reset again.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present application disclosed above are intended only to aid in the explanation of the application. The preferred embodiments are not exhaustive and do not limit the application to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the application and the practical application, to thereby enable others skilled in the art to best understand and utilize the application. The application is limited only by the claims and their full scope and equivalents.

Claims

1. Nondestructive test device of municipal bridge steel construction, including detection case (1), its characterized in that: the lower end of the detection box (1) is provided with an electricity receiving groove (2), the upper end of the detection box (1) is hinged with an upper cover (3), and a placing box (4) is fixedly arranged on the inner wall of the upper cover (3); place box (4) inside including rolling drum (41), rolling drum (41) axle center department and with place box (4) inner wall fixed mounting have fixed column (42), fixed column (42) and rolling drum (41) between fixed column (42) and the fixed mounting have volute spiral spring (43), rolling drum (41) surface mesh is connected with spacing tooth (44), one end fixedly connected with carousel (45) of volute spiral spring (43) are kept away from in spacing tooth (44), carousel (45) inside fixed mounting has guide bar (46), guide bar (46) surface is provided with compression spring (47), guide bar (46) one end fixedly connected with resistance plate (48), fixed picture peg (49) have been cup jointed to one side that guide bar (48) were just located to guide bar (46) surface, one side fixedly connected with locating wheel (410) of guide bar (46) are kept away from to fixed picture peg (49), locating wheel (410) rear end fixedly connected with movable loop bar (411).

2. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein one end of the compression spring (47) is fixedly connected with the inside of the turntable (45), and the other end of the compression spring is fixedly connected with the outer end face of the fixed inserting plate (49).

3. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein a notch is formed in the upper cover (3), the placing box (4) is clamped in the notch, and the placing box (4) can be inserted into the electric receiving groove (2).

4. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein a lead is connected inside the fixing column (42) and communicated with an internal circuit of the testing head, and a connecting head is fixedly mounted at the front end of the fixing column (42).

5. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein the electric wire connected with the testing head is wound on the outer surface of a winding roller (41), and teeth are fixedly arranged on the outer part of the winding roller (41).

6. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein an annular groove is formed in the turntable (45), and the guide rod (46) is located in the annular groove.

7. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein the turntable (45) is annular, the positioning wheel (410) is located inside the turntable (45), and the outer diameter of the positioning wheel (410) is smaller than the inner diameter of the turntable (45).

8. The nondestructive testing device for the municipal bridge steel structure according to claim 1, wherein a shaft rod is fixedly connected to the center of the placing box (4), and the movable sleeve rod (411) is sleeved outside the shaft rod.