CN219104826U

CN219104826U - Replaceable nuclear reactor inner hole detection ultrasonic probe

Info

Publication number: CN219104826U
Application number: CN202222996590.0U
Authority: CN
Inventors: 王钲清; 周南岐
Original assignee: Changzhou Changchao Electronic Research Institute Co ltd
Current assignee: Changzhou Changchao Electronic Research Institute Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-05-30
Anticipated expiration: 2032-11-10

Abstract

The utility model relates to the technical field of reactor detection, in particular to a replaceable nuclear reactor inner hole detection ultrasonic probe which comprises a mounting bracket and an ultrasonic probe which is detachably mounted on the mounting bracket, wherein the mounting bracket comprises a supporting frame, a supporting tube connected to the front end of the supporting frame and a wire guide tube connected to the rear end of the supporting frame, the supporting frame is provided with a mounting cavity for mounting the probe, the wire guide tube is provided with a wire inlet hole extending along the axis of the wire guide tube, the wire inlet hole extends to the supporting frame and is communicated with the mounting cavity, the wire guide tube is provided with a wire containing cavity for containing a probe wire, the wire containing cavity is communicated with the mounting cavity, the wire containing cavity is communicated with the wire inlet hole, an expansion sleeve which can be opened is sleeved on the supporting tube, and the design of the mounting cavity and the wire inlet hole is beneficial to the assembly of the ultrasonic probe, so that the production efficiency is improved, and the ultrasonic probe is convenient to detach and replace, and the use cost is reduced.

Description

Replaceable nuclear reactor inner hole detection ultrasonic probe

Technical Field

The utility model relates to the technical field of reactor detection, in particular to a replaceable nuclear reactor inner hole detection ultrasonic probe.

Background

The reactor is a core component of a nuclear power plant, and the reactor body includes a pressure vessel, a core, internals, and a control rod drive mechanism. In the production, assembly and use process of the nuclear reactor, horizontal detection of the inner hole of the bolt is required. The ultrasonic probe that nuclear reactor hole among the prior art detected is directly fixed on the installing support, can't dismantle, and ultrasonic probe circuit installation is inconvenient, when ultrasonic probe took place to damage, can't change, and use cost is big.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the problems that an ultrasonic probe for detecting an inner hole of a nuclear reactor in the prior art is directly fixed on a mounting bracket and cannot be detached, and when the ultrasonic probe is damaged, the ultrasonic probe cannot be replaced and has high use cost, the replaceable ultrasonic probe for detecting the inner hole of the nuclear reactor is provided.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a removable nuclear reactor hole detects ultrasonic probe, including the installing support and demountable installation ultrasonic probe on the installing support, the installing support includes the support frame, connect the stay tube at the support frame front end and connect the conduit at the support frame rear end, the installation cavity that is used for installing ultrasonic probe has on the support frame, the entrance hole that extends along the conduit axis has been seted up on the conduit, and the entrance hole extends to support frame department and intercommunication installation cavity, the conduit has the appearance line chamber that is used for holding ultrasonic probe wire, appearance line chamber and installation cavity intercommunication, and appearance line chamber and entrance hole intercommunication, the cover is equipped with the expansion shell that can strut on the stay tube, through the design of installation cavity and entrance hole, on the one hand, ultrasonic probe's assembly has been facilitated, and production efficiency promotes, on the other hand is the dismantlement and change of being convenient for ultrasonic probe, reduce use cost.

The support frame further comprises a top plate, a bottom plate and two fixing plates which are arranged at intervals, wherein the top plate is fixedly connected with the support tube, the fixing plates are arranged between the top plate and the bottom plate, the top end of each fixing plate is fixedly connected with the bottom surface of the top plate, the bottom end of each fixing plate is fixedly connected with the top surface of the bottom plate, the top plate, the bottom plate and the fixing plates which are arranged at intervals form a mounting cavity in a surrounding mode, the bottom surface of the bottom plate is fixedly connected with the wire guide tube, and the wire guide holes extend to the bottom plate.

The ultrasonic probe further comprises a fixing hole formed in the fixing plate, wherein the fixing hole is used for placing a fixing piece to fix the ultrasonic probe.

The wire inlet hole is positioned between the two fixing plates.

The beneficial effects of the utility model are as follows: according to the replaceable nuclear reactor inner hole detection ultrasonic probe, the installation cavity and the wire inlet holes are designed, so that the ultrasonic probe is assembled, the production efficiency is improved, the ultrasonic probe is convenient to detach and replace, and the use cost is reduced.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic side elevational view of the present utility model;

fig. 3 is a schematic view of the assembled structure of the present utility model.

In the figure: 1. the ultrasonic probe comprises a mounting bracket, 2, an ultrasonic probe, 11, a supporting frame, 111, a top plate, 112, a bottom plate, 113, a fixed plate, 1131, a fixed hole, 12, a supporting tube, 13, a conduit, 131, a wire inlet hole, 132, a wire containing cavity, 14, a mounting cavity and 3, an expansion sleeve.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

Referring to fig. 1, which is a schematic structural diagram of the present utility model, a replaceable nuclear reactor inner hole detection ultrasonic probe includes a mounting bracket 1 and an ultrasonic probe 2 detachably mounted on the mounting bracket 1, the mounting bracket 1 includes a support bracket 11, a support pipe 12 connected to the front end of the support bracket 11, and a conduit 13 connected to the rear end of the support bracket 11, the support pipe 12, and the conduit 13 are in an integrated structure, as shown in fig. 1 and 2, the support bracket 11 has a mounting cavity 14 for mounting the ultrasonic probe 2, a cavity of the mounting cavity 14 is rectangular, a wire inlet 131 extending along an axis of the conduit 13 is provided on the conduit 13, the wire inlet 131 extends to the support bracket 11 and is communicated with the mounting cavity 14, the wire inlet 131 is located between two fixing plates 113, the conduit 13 has a wire accommodating cavity 132 for accommodating wires of the ultrasonic probe 2, the wire accommodating cavity 132 is communicated with the mounting cavity 14, and the wire accommodating cavity 132 is communicated with the wire inlet 131, and a spreadable expansion sleeve 3 is sleeved on the support pipe 12.

As shown in fig. 1 and 3, the supporting frame 11 includes a top plate 111, a bottom plate 112, and two fixing plates 113 arranged at intervals, where the top plate 111, the bottom plate 112, and the two fixing plates 113 arranged at intervals are in an integrated structure, and an injection molding process is adopted, the top surface of the top plate 111 is fixedly connected with the supporting tube 12, the fixing plates 113 are arranged between the top plate 111 and the bottom plate 112, the top ends of the fixing plates 113 are fixedly connected with the bottom surface of the top plate 111, the bottom ends of the fixing plates 113 are fixedly connected with the top surface of the bottom plate 112, the top plate 111, the bottom plate 112, and the two fixing plates 113 arranged at intervals surround to form a mounting cavity 14, the bottom surface of the bottom plate 112 is fixedly connected with the conduit 13, and the wire inlet 131 extends onto the bottom plate 112.

As shown in fig. 2, fixing holes 1131 are formed in the fixing plates 113, each fixing plate 113 can fix one ultrasonic probe 2, two ultrasonic probes 2 can be accommodated in the mounting cavity 14, four fixing holes 1131 are formed in one fixing plate 113, the four fixing holes 1131 in one fixing plate 113 are symmetrical in pairs, and fixing pieces are used for fixing the ultrasonic probes 2 in the fixing holes 1131.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. The utility model provides a removable nuclear reactor hole detects ultrasonic probe, characterized by, including installing support (1) and demountable installation ultrasonic probe (2) on installing support (1), installing support (1) include support frame (11), connect stay tube (12) at support frame (11) front end and connect conduit (13) at support frame (11) rear end, have installation cavity (14) that are used for installing ultrasonic probe (2) on support frame (11), set up on conduit (13) inlet wire hole (131) that extend along conduit (13) axis, just inlet wire hole (131) extend to support frame (11) department and intercommunication installation cavity (14), conduit (13) have and are used for holding line chamber (132) of ultrasonic probe (2) wire, line chamber (132) and installation cavity (14) intercommunication, just line chamber (132) and inlet wire hole (131) intercommunication, the cover is equipped with expansion sleeve (3) that can strut on support tube (12).

2. The replaceable nuclear reactor bore detection ultrasonic probe of claim 1, wherein: the support frame (11) comprises a top plate (111), a bottom plate (112) and two fixing plates (113) which are arranged at intervals, wherein the top surface of the top plate (111) is fixedly connected with a support tube (12), the fixing plates (113) are arranged between the top plate (111) and the bottom plate (112), the top ends of the fixing plates (113) are fixedly connected with the bottom surface of the top plate (111), the bottom ends of the fixing plates (113) are fixedly connected with the top surface of the bottom plate (112), the top plate (111), the bottom plate (112) and the fixing plates (113) which are arranged at intervals form a mounting cavity (14) around the bottom surface of the bottom plate (112) and the guide tube (13) are fixedly connected, and the wire inlet holes (131) extend to the bottom plate (112).

3. The replaceable nuclear reactor bore detection ultrasonic probe of claim 2, wherein: the fixing plate (113) is provided with a fixing hole (1131), and the fixing hole (1131) is used for placing a fixing piece to fix the ultrasonic probe (2).

4. The replaceable nuclear reactor bore detection ultrasonic probe of claim 2, wherein: the wire inlet hole (131) is positioned between the two fixing plates (113).