Surface deformation detection device for special equipment

Abstract

The utility model relates to a surface deformation detection device for special equipment, which comprises a flaw detector main body and a probe, the flaw detector main body is connected with the probe through a lead, one end of the probe deviating from the detection is connected with a winding rod, the lead is wound on the outer surface of the winding rod, and the outer surface of the probe is rotatably provided with a shell. A threading notch is formed in the surface of the shell in the length direction of the shell; two arc-shaped clamping blocks are mounted on the outer surface of the flaw detector main body through a clamping mechanism; the outer surface of the winding rod is sleeved with a volute spiral spring, the two ends of the volute spiral spring are connected with the winding rod and the shell correspondingly, and a locking mechanism is arranged on the outer side of the shell. Through the arrangement of the volute spiral spring and the locking mechanism, the wire can be driven to be automatically wound on the outer surface of the winding rod, so that the purpose of rapid storage can be achieved, the situation of disorder or winding and knotting is avoided, the length of the wire can be adjusted during use, and the flexibility is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the appearance detection technical field, concretely is surface deformation detection device for special equipment. BACKGROUND

[0002] Special equipment refers to those involving life safety, greater risk of boilers, pressure vessels (including gas cylinders), pressure pipelines, elevators, hoisting machinery, passenger ropeway, large amusement facilities and special motor vehicles in the field (factory) and other equipment facilities. These devices generally need to be used under certain conditions, and need special supervision and maintenance to ensure their safe operation and prevent accidents.

[0003] The Chinese patent with publication number CN221124418U discloses a surface deformation detection device for special equipment. The detection device is provided with a shock absorption assembly at the connection between the flaw detector main body and the base, which includes a stand, a connecting sleeve, a connecting column, a buffer and a connecting plate, helping to improve the shock absorption and buffering performance of the device, facilitating transportation and handling, and preventing jolting damage to internal elements. In addition, a heat sink is provided on the rear surface of the flaw detector main body, and heat dissipation fins and heat conducting columns are provided on the heat sink, helping to conduct and dissipate internal heat, improving heat dissipation performance and prolonging service life.

[0004] However, the above-mentioned patent has a relatively long connecting line, which is inconvenient to store and may appear messy. When the connecting line is stored, it may not be properly managed, and additional time and effort may be required to untangle and organize the connecting line during use, which undoubtedly reduces the efficiency of detection work. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a surface deformation detection device for special equipment, effectively solving the problems raised in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0007] The surface deformation detection device for special equipment includes a flaw detector main body and a probe. The flaw detector main body is connected to the probe through a wire. The probe has a winding rod connected to its end away from the detection end. The wire is wound on the outer surface of the winding rod. The outer surface of the probe is rotatably installed with a shell. The surface of the shell is provided with a threading slot along its length direction. The outer surface of the flaw detector main body is installed with two arc-shaped clamping blocks through a clamping mechanism. The outer surface of the winding rod is sleeved with a volute spring. The two ends of the volute spring are connected to the winding rod and the shell, respectively. The outer side of the shell is provided with a locking mechanism.

[0008] Therefore, through the setting of the volute spring and the locking mechanism, the lead can be automatically wound on the outer surface of the winding rod, so that the purpose of quick storage can be achieved, the situation of being messy or winding and knotting can be avoided, and the length of the lead can be adjusted when in use, and the flexibility is high.

[0009] Further, the clamping mechanism comprises a mounting block mounted on the outer surface of the flaw detector main body, two parallel slide rods are mounted in the mounting block, two slide blocks are slidably mounted on the outer surfaces of the two slide rods, and two arc-shaped clamping blocks are connected with the two slide blocks respectively.

[0010] Further, the locking mechanism comprises a connecting shaft connected to the end of the winding rod, the end of the connecting shaft penetrates to the outside of the shell and is provided with a ratchet, and the outer surface of the shell is rotatably connected with a pawl through a torsion spring.

[0011] Further, the outer surface of the flaw detector main body is provided with a sleeve, and the sleeve is coaxial with the arc-shaped clamping block.

[0012] Further, a ring is mounted on the outer surface of the arc-shaped clamping block.

[0013] Further, a protective cover is mounted on the outer surface of the shell, and the protective cover covers the outside of the ratchet and the pawl.

[0014] Further, a rubber pad is arranged on the outer surface of the shell, and anti-skid lines are formed on the outer surface of the rubber pad.

[0015] Compared with the prior art, the utility model has the beneficial effects as follows.

[0016] 1. The utility model discloses a volute spring and locking mechanism can drive the lead to be wound on the outer surface of the winding rod automatically, so that the purpose of quick storage can be achieved, the situation of being messy or winding and knotting can be avoided, and the length of the lead can be adjusted when in use, and the flexibility is high.

[0017] 2. The utility model discloses a clamping mechanism can clamp and fix the shell, so that the flaw detector main body and the probe can be carried simultaneously, the trouble of needing to carry the probe separately is reduced, especially suitable for the scene needing to detect at different places, and when in use, frequent assembly and disassembly are not needed, time is saved, and the detection efficiency is improved. DRAWINGS

[0018] Figure 1 It is the whole structure perspective view of the utility model;

[0019] Figure 2 It is the local section structure schematic view of the utility model shell;

[0020] Figure 3 It is the local section structure schematic view of the utility model shell;

[0021] Figure 4 It is the structure schematic view of the utility model clamping mechanism.

[0022] In the figure: 100, the flaw detector main body;101, the wire;102, the probe;103, the winding rod;104, the shell;105, the threading notch;106, the arc-shaped clamping block;200, the clamping mechanism;201, the mounting block;202, the sliding rod;203, the sliding block;204, the extension spring;300, the volute spring;400, the locking mechanism;401, the connecting shaft;402, the ratchet wheel;403, the pawl;500, the sleeve;600, the ring;700, the protective cover. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] In the description of the embodiments of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "connection", "installation" should be understood broadly, for example, "connection" can be detachable connection, or can be non-detachable connection;It can be direct connection, or indirect connection through intermediate medium. In addition, "communication" can be direct communication, or indirect communication through intermediate medium. Among them, "fixing" means connecting with each other and the relative position relationship after connection does not change. The orientation language mentioned in the embodiments of the utility model, such as "inner", "outer", "top", "bottom", etc., is only the direction of the drawing, therefore, the orientation language used is to better, more clearly illustrate and understand the embodiments of the utility model, and is not indicative or implied that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the embodiments of the utility model.

[0025] In the embodiments of the utility model, the terms "first" and "second" are only used for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include one or more of the features.

[0026] Please refer to Figures 1-4 The utility model provides a surface deformation detection device for special equipment, including flaw detector main part 100 and probe 102, and the probe 102 is connected with probe 102 through wire 101, and the wire 101 is wound on the outer surface of the winding rod 103, the outer surface of the probe 102 is rotatably installed with the shell 104, and the surface of the shell 104 is provided with the threading slot 105 along its length direction. The outer surface of flaw detector main part 100 is installed with two arc clamping blocks 106 through clamping mechanism 200. The outer surface of winding rod 103 is provided with volute spring 300, and the both ends of volute spring 300 are connected with winding rod 103 and shell 104 respectively, and the outer side of shell 104 is provided with locking mechanism 400.

[0027] When using, can hold shell 104 and pull wire 101 from threading slot 105 outward, at this time winding rod 103 and probe 102 are rotated under the action of tension and release wire 101, and volute spring 300 is wound to store power during the process, when wire 101 is pulled out to the appropriate length, release wire 101, through the self-locking of locking mechanism 400, winding rod 103 can be fixed, so that the length of wire 101 is fixed, and the probe 102 can be held to detect the equipment.

[0028] When completing flaw detection, also hold shell 104 by hand, release the self-locking of winding rod 103 through locking mechanism 400, at this time volute spring 300 releases the winding force and drives winding rod 103 to rotate, so that wire 101 is wound on the outer surface of winding rod 103 through threading slot 105, realizes the purpose of quick winding, can avoid the disorderly and entangled knot of wire 101, then shell 104 is clamped between two arc clamping blocks 106 through clamping mechanism 200 and fixed, so that flaw detector main part 100 and probe 102 can be carried simultaneously.

[0029] Preferably, the clamping mechanism 200 comprises a mounting block 201 mounted on the outer surface of the flaw detector main body 100, two mutually parallel slide rods 202 are mounted in the mounting block 201, the outer surfaces of the two slide rods 202 are jointly and slidably provided with two slide blocks 203, and the two arc-shaped clamping blocks 106 are connected with the two slide blocks 203 respectively, the outer surface of the slide rod 202 is sleeved with two telescopic springs 204, and the two ends of the telescopic spring 204 are respectively abutted with the inner wall of the mounting block 201 and the slide block 203.

[0030] When the shell 104 needs to be clamped, the two arc-shaped clamping blocks 106 can be pulled outward, the arc-shaped clamping blocks 106 drive the slide blocks 203 to slide on the slide rods 202 and compress the telescopic springs 204, then the shell 104 is placed between the two arc-shaped clamping blocks 106 and the arc-shaped clamping blocks 106 are loosened, and the arc-shaped clamping blocks 106 are clamped on the outer surface of the shell 104 by the elastic force of the telescopic springs 204, so that the fixing is realized.

[0031] Preferably, the locking mechanism 400 comprises a connecting shaft 401 connected to the end of the winding rod 103, the end of the connecting shaft 401 penetrates to the outside of the shell 104 and is provided with a ratchet wheel 402, and the outer surface of the shell 104 is rotatably connected with a pawl 403 through a torsional spring.

[0032] The torsional spring applies a torsional force to the pawl 403, so that the pawl 403 can always be in engagement with the connecting shaft 401, and through the one-way self-locking property of the pawl 403 and the ratchet wheel 402, when the wire 101 is pulled outward, the winding rod 103 can follow the rotation, and when the wire 101 is loosened, the winding rod 103 can be prevented from being reversed.

[0033] Preferably, a sleeve 500 is mounted on the outer surface of the flaw detector main body 100, and the sleeve 500 is coaxial with the arc-shaped clamping block 106.

[0034] The probe 102 is placed through the sleeve 500, which can improve the protection capability, prevent damage caused by bumping during carrying, and improve the clamping effect of the shell 104 to avoid sliding down.

[0035] Preferably, a finger ring 600 is mounted on the outer surface of the arc-shaped clamping block 106.

[0036] Through the setting of the finger ring 600, a stress point is provided for the finger, which facilitates pulling the arc-shaped clamping block 106 outward.

[0037] Preferably, a protective cover 700 is mounted on the outer surface of the shell 104, and the protective cover 700 covers the outside of the ratchet wheel 402 and the pawl 403.

[0038] The ratchet wheel 402 and the pawl 403 are shielded by the protective cover 700, which can improve the overall appearance.

[0039] Preferably, the outer surface of the shell 104 is provided with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid lines.

[0040] When the shell 104 is held to stretch the wire 101 outwardly or to wind the wire 101, the rubber pad and the anti-skid lines can increase the friction force during gripping and reduce the situation of hand slipping.

[0041] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A surface deformation detection device for special equipment, comprising a flaw detector main body (100) and a probe (102), the flaw detector main body (100) is connected with the probe (102) through a lead wire (101), characterized in that: the probe (102) is connected with a winding rod (103) at the end away from its detection, and the lead wire (101) is wound on the outer surface of the winding rod (103), the outer surface of the probe (102) is rotatably installed with a shell (104), and a threading slot (105) is formed on the surface of the shell (104) along the length direction thereof; the outer surface of the flaw detector main body (100) is installed with two arc-shaped clamping blocks (106) through a clamping mechanism (200); the outer surface of the winding rod (103) is sleeved with a volute spring (300), the two ends of the volute spring (300) are connected with the winding rod (103) and the shell (104) respectively, and the outer side of the shell (104) is provided with a locking mechanism (400).

2. The surface deformation detection device for special equipment according to claim 1, characterized in that: the clamping mechanism (200) comprises a mounting block (201) mounted on the outer surface of the flaw detector main body (100), two mutually parallel slide rods (202) are mounted in the mounting block (201), two slide blocks (203) are slidably mounted on the outer surfaces of the two slide rods (202) together, and two arc-shaped clamping blocks (106) are connected with the two slide blocks (203) respectively, two telescopic springs (204) are sleeved on the outer surfaces of the slide rods (202), and the two ends of the telescopic springs (204) are abutted with the inner wall of the mounting block (201) and the slide blocks (203) respectively.

3. The surface deformation detection device for special equipment according to claim 1, characterized in that: the locking mechanism (400) comprises a connecting shaft (401) connected at the end of the winding rod (103), the end of the connecting shaft (401) penetrates to the outer side of the shell (104) and is installed with a ratchet wheel (402), and the outer surface of the shell (104) is rotatably connected with a pawl (403) through a torsion spring.

4. The surface deformation detection device for special equipment according to claim 1, characterized in that: the outer surface of the flaw detector main body (100) is installed with a sleeve (500), and the sleeve (500) is coaxially arranged with the arc-shaped clamping block (106).

5. The surface deformation detection device for special equipment according to claim 1, characterized in that: the outer surface of the arc-shaped clamping block (106) is installed with a finger ring (600).

6. The surface deformation detection device for special equipment according to claim 3, characterized in that: the outer surface of the shell (104) is installed with a protective cover (700), and the protective cover (700) covers the outer sides of the ratchet wheel (402) and the pawl (403).

7. The surface deformation detection device for special equipment according to claim 1, characterized in that: ​ The outer surface of the shell (104) is provided with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid lines.

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