CN119437956B - A multi-point hardness testing device for special equipment - Google Patents
A multi-point hardness testing device for special equipment Download PDFInfo
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- CN119437956B CN119437956B CN202510045264.7A CN202510045264A CN119437956B CN 119437956 B CN119437956 B CN 119437956B CN 202510045264 A CN202510045264 A CN 202510045264A CN 119437956 B CN119437956 B CN 119437956B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surfaces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0244—Tests performed "in situ" or after "in situ" use
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0274—Tubular or ring-shaped specimens
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0298—Manufacturing or preparing specimens
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Abstract
The application relates to the technical field of hardness detection, and provides a multi-point type hardness detection device for special equipment, which aims at the problem of low operation efficiency of hardness detection of a pressure pipeline and comprises a support frame body, a detection mechanism and a driving mechanism, wherein the detection mechanism comprises a base, a first sliding driving piece and a sclerometer, the sclerometer comprises a detection probe, the detection probe is connected to the base and is perpendicular to a plane where the support frame body is located, the first sliding driving piece is in driving connection with the base and is used for driving the base to slide along a direction perpendicular to the plane where the support frame body is located, the driving mechanism comprises a driving support, the driving support is provided with a pipe holding assembly and a driving assembly, the pipe holding assembly is used for holding the pressure pipeline, and the driving assembly is used for being matched with the pipe holding assembly to drive the support frame body to move circumferentially around the pressure pipeline. The application has the effect of improving the hardness detection efficiency of the pressure pipeline.
Description
Technical Field
The application relates to the field of hardness detection, in particular to a multi-point type hardness detection device for special equipment.
Background
The pressure pipeline is used as one of special equipment, and the conveying medium has the characteristics of inflammability, explosiveness and the like. In order to ensure the safety and reliability of the pressure pipeline in the use process, the pressure pipeline needs to be periodically inspected.
One of the inspection contents of the pressure pipeline comprises hardness detection of the pressure pipeline, and specifically hardness data of a plurality of places in a specific area range of the pressure pipeline is obtained through a hardness meter, so that whether the overall strength, the wear resistance and the fatigue resistance of the pressure pipeline meet the requirements or not is judged.
At present, the operation flow of acquiring the hardness data of the pressure pipeline through the hardness tester is mainly finished manually, and particularly after an operator arrives at a region to be detected of the pressure pipeline, the detection probe of the hardness tester is contacted with the outer wall of the pressure pipeline for a plurality of times along the circumferential direction of the pressure pipeline so as to acquire the corresponding hardness data of the pressure pipeline.
In order to improve the detection accuracy, the detection probe of the durometer needs to be manually moved frequently to be contacted with different positions of the circumference of the pressure pipeline in the actual operation process, so that the detection method has low overall operation efficiency, and on the other hand, in the detection process, an operator can finish the detection operation by means of an auxiliary tool due to the fact that part of the pressure pipeline is higher in position, and the overall operation is inconvenient, so that improvement space exists.
Disclosure of Invention
In order to improve the overall operation efficiency of hardness detection of a pressure pipeline, the application provides a multi-point type hardness detection device for special equipment.
The application provides a multipoint hardness detection device for special equipment, which adopts the following technical scheme:
A multipoint hardness detection device for special equipment comprises a support frame body, a detection mechanism and a driving mechanism;
the detection mechanism is arranged on the support frame body and comprises a base, a first sliding driving piece and a hardness meter, wherein the hardness meter comprises a detection probe, the detection probe is connected to the base and is perpendicular to the plane of the support frame body;
The driving mechanism is arranged on the supporting frame body and comprises a driving bracket, the driving bracket is provided with a pipe holding assembly and a driving assembly, the pipe holding assembly is used for holding a pressure pipeline, and the driving assembly is used for being matched with the pipe holding assembly to drive the supporting frame body to move circumferentially around the pressure pipeline.
Through the technical scheme, when the hardness of the pressure pipeline is detected, the support frame body is placed on the pipeline, after the pressure pipeline is held by the pipe holding assembly at the driving mechanism, the driving assembly is matched with the pipe holding assembly to drive the support frame body to drive the detection mechanism to move along the circumferential direction of the pressure pipeline, in the moving process, the first sliding driving piece drives the detection probe to move and abut against the outer wall of the pressure pipeline so as to acquire hardness data of the position, so that the multi-point automatic hardness detection of the pressure pipeline is realized, and compared with the traditional mode of manual detection, the integral operation efficiency of the hardness detection of the pressure pipeline is effectively improved.
Preferably, the pipe holding assembly comprises two arc clamping rods and two rotary driving members, wherein the two arc clamping rods are arranged on the driving support, the two arc clamping rods are respectively connected to two ends of the driving support in a rotary mode, and inner concave surfaces of the two arc clamping rods are oppositely arranged;
The driving assembly comprises a Mecanum wheel trolley arranged on the driving support, and the Mecanum wheel trolley is positioned below the supporting frame body.
According to the technical scheme, when the hardness detection device is mounted on a pressure pipeline, the support frame body is moved to enable the Mecanum wheel trolley to be abutted against the surface of the pressure pipeline, two arc clamping rods of the holding assembly are respectively located on two sides of the pressure pipeline, the corresponding arc clamping rods are respectively driven to swing towards the direction close to the pressure pipeline through the two rotary driving pieces, the pressure pipeline is held by the two arc clamping rods, the driving mechanism and the pressure pipeline are connected, after the pressure pipeline is held through the tube holding assembly, the support frame body can be driven to rotate around the pipeline circumferentially through the Mecanum wheel trolley in a matched mode, so that the pressure pipeline can be conveniently detected through the detection mechanism on the support frame body, meanwhile, the support frame body can be driven to move along the axis direction of the pressure pipeline through the Mecanum wheel trolley in a matched mode, the hardness detection device can be conveniently moved to the next detection area of the pressure pipeline, the hardness detection device does not need to be frequently dismounted, and convenience in the detection operation process of the hardness detection device is effectively improved.
Preferably, the driving mechanism is provided with two groups, and the two groups of driving mechanisms are respectively connected to the front end and the rear end of the support frame body.
Through adopting above-mentioned technical scheme, support spacing through the actuating mechanism at both ends around the support body to the support body, be favorable to hardness detection device to be more stable when removing along pressure pipe circumference or removing along pressure pipe axis direction.
Preferably, the driving assembly further comprises a second sliding driving piece, and the second sliding driving piece is in driving connection with the Mecanum wheel trolley and is used for driving the Mecanum wheel trolley to move along a direction perpendicular to the plane where the support frame body is located.
According to the technical scheme, when the hardness detection device encounters an obstacle such as a pipeline flange in the process of moving along the axial direction of the pressure pipeline through the cooperation of the front end driving mechanism and the rear end driving mechanism, the corresponding Mecanum wheel trolley can be driven by the third sliding driving piece at the front end driving mechanism of the support frame body to move away from the surface of the pressure pipeline, meanwhile, the pipe holding component at the front end driving mechanism is enabled to release the holding of the pressure pipeline so as to release the connection between the front end driving mechanism and the pressure pipeline, then the support frame body is continuously driven by the rear end driving mechanism of the support frame body to continuously move along the axial direction of the pressure pipeline, after the support frame body and the front end driving mechanism pass through the obstacle, the connection between the front end driving mechanism and the pressure pipeline is restored, meanwhile, the connection between the rear end driving mechanism and the pressure pipeline is driven by the support frame body to continue moving along the axial direction of the pressure pipeline until the rear end driving mechanism passes over the obstacle, and finally the connection between the rear end driving mechanism and the pressure pipeline is restored, so that the hardness detection device is enabled to pass over the obstacle effectively ensured in the process of passing the pressure pipeline.
Preferably, the inner concave surface of the arc clamping rod is uniformly provided with a plurality of universal wheels.
According to the technical scheme, when the pipe holding assembly is used for holding a pressure pipeline, the rotary driving piece drives the corresponding arc-shaped clamping rod to swing towards the direction close to the pressure pipeline, the universal wheels on the arc-shaped clamping rod are abutted against the surface of the pressure pipeline, and subsequently, when the Mecanum wheel trolley of the driving mechanism is matched with the pipe holding assembly to drive the support frame body to rotate along the circumferential direction of the pressure pipeline or move along the axial direction of the pressure pipeline, the universal wheels can rotate along with the support frame body, so that friction force between the arc-shaped clamping rod and the pressure pipeline is effectively reduced, and interference of the pipe holding assembly on the movement of the hardness detection device on the pressure pipeline is limited.
Preferably, the arc clamping rod is provided with a third sliding driving piece corresponding to the universal wheel, and the third sliding driving piece is in driving connection with the corresponding universal wheel and is used for driving the corresponding universal wheel to move towards a direction close to or far away from the inner concave surface of the arc clamping rod.
Through adopting above-mentioned technical scheme, when the pressure pipeline pipe diameter that is detected changes, the accessible third drive piece that slides drives the universal wheel that corresponds and remove to make the universal wheel can butt in pressure pipeline periphery, be favorable to improving hardness testing device's overall adaptability.
Preferably, the cleaning device further comprises a cleaning mechanism, the cleaning mechanism is arranged on the support frame body, the cleaning mechanism comprises two cleaning assemblies, the two cleaning assemblies are respectively positioned on two opposite sides of the detection mechanism, the cleaning assemblies comprise brushing parts and fourth sliding driving pieces, and the fourth sliding driving pieces are in driving connection with the brushing parts and are used for driving the brushing parts to move along the direction perpendicular to the plane where the support frame body is positioned.
Through the arrangement of the cleaning mechanism, the brushing part is driven to move by the fourth sliding driving piece and abut against the surface of the pressure pipeline, and the driving mechanism drives the support frame body to drive the two brushing parts to move along the circumferential direction of the pressure pipeline, so that sundries adhered to the surface of the pressure pipeline are removed through the brushing part, and interference of the sundries adhered to the periphery of the pressure pipeline to the detection probe of the subsequent sclerometer is reduced.
Preferably, the brushing part comprises a supporting plate and a steel wool brush, and the steel wool brush is connected to the bottom of the supporting plate.
Through adopting above-mentioned technical scheme, through the setting of steel wire cotton brush, be favorable to brushing the debris on the pressure pipeline surface of section better.
Preferably, the cleaning mechanism further comprises a flushing air pipe, the flushing air pipe is externally connected with an air source, the flushing air pipe is arranged vertically downwards, and the flushing air pipe is arranged close to the detection mechanism.
By adopting the technical scheme, the driving mechanism drives the support frame body to drive the two brushing parts to move along the circumferential direction of the pressure pipeline so as to brush out impurities on the periphery of the pressure pipeline, and compressed air is blown towards the surface of the pipeline by using the flushing air pipe so as to assist in blowing out impurities remained on the surface of the pressure pipeline, thereby being convenient for thoroughly removing the impurities on the surface of the pressure pipeline.
Preferably, the base is provided with a connecting sleeve for the detection probe, the detection probe penetrates through the connecting sleeve, a limit bolt is penetrated through the periphery of the connecting sleeve through threads, and the limit bolt is abutted to the detection probe.
Through adopting above-mentioned technical scheme, realize installing the test probe on the base steadily, reduce follow-up support body around pressure pipe circumferential direction when, the test probe appears the condition that drops, simultaneously, realize with test probe demountable installation on the base, when hardness detection device is deposited in follow-up transportation, can take out alone the test probe of sclerometer and deposit to reduce its impaired condition of colliding with.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The supporting frame body is driven to circumferentially rotate along the pressure pipeline through the driving assembly matched with the pipe holding assembly, so that the detection mechanism on the supporting frame body can conveniently carry out multipoint hardness detection on the pressure pipeline, and the integral hardness detection efficiency of the pressure pipeline is effectively improved.
2. The Mecanum wheel trolley is adopted through the driving assembly, after the holding of the pressure pipeline is completed through the pipe holding assembly of the driving mechanism, the Mecanum wheel trolley can be matched with the pipe holding assembly to drive the support frame body to drive the detection mechanism to circumferentially rotate around the pressure pipeline, and meanwhile, the Mecanum wheel trolley can be matched with the pipe holding assembly to drive the support frame body to move along the axis direction of the pressure pipeline, so that the hardness detection device can be flexibly moved to the detection area of the pressure pipeline.
3. The driving mechanisms are arranged at the front end and the rear end of the supporting frame body, on one hand, the supporting frame body can be supported and limited by the driving mechanisms at the front end and the rear end in a matched mode, so that the follow-up hardness detection device can move circumferentially around the pressure pipeline or move axially around the pressure pipeline more stably, and on the other hand, when encountering an obstacle in the advancing process of the follow-up hardness detection device along the pressure pipeline, the obstacle can be overturned by the driving mechanisms at the front end and the rear end of the supporting frame body in a matched mode.
Drawings
Fig. 1 is a schematic view showing the overall structure of a hardness testing device according to an embodiment of the present application.
Fig. 2 is a schematic structural view illustrating a supporting frame, a detecting mechanism and a cleaning mechanism according to an embodiment of the present application.
Fig. 3 is an enlarged schematic view of the portion a in fig. 2.
Fig. 4 is a schematic structural view illustrating a driving mechanism according to an embodiment of the present application.
Fig. 5 is a schematic view of an embodiment of the present application illustrating the gripping assembly of the drive mechanism gripping a pressurized conduit.
Fig. 6 is an enlarged schematic view of the portion B in fig. 4.
Fig. 7 is a schematic view showing a state in which the hardness testing device travels on the pressure pipe according to the embodiment of the present application.
Fig. 8 is a schematic diagram illustrating a state of the hardness testing device when the hardness testing device is in obstacle avoidance on a pressure pipe according to an embodiment of the present application.
Reference numerals illustrate:
1. A support frame body; 2, a detection mechanism, 21, a base, 211, a connecting sleeve, 212, a limit bolt, 22, a first sliding driving piece, 23, a detection probe, 3, a driving mechanism, 30, a driving bracket, 31, a pipe holding assembly, 311, an arc clamping rod, 312, a rotary driving piece, 32, a driving assembly, 321, a Mecanum wheel trolley, 322, a second sliding driving piece, 33, a universal wheel, 34, a third sliding driving piece, 4, a cleaning assembly, 40, a support, 41, a brushing part, 411, a supporting plate, 412, a steel wire cotton brush, 43, a fourth sliding driving piece and 5, a flushing air pipe.
Detailed Description
The application is described in further detail below with reference to fig. 1-8.
The embodiment of the application discloses a multipoint hardness detection device for special equipment, which comprises a support frame body 1, wherein a detection mechanism 2, a driving mechanism 3 and a cleaning mechanism are arranged on the support frame body 1, and the detection mechanism 2 is used for acquiring hardness data of a pressure pipeline. The driving mechanism 3 comprises a driving bracket 30, wherein a pipe holding assembly 31 and a driving assembly 32 are arranged on the driving bracket 30, the pipe holding assembly 31 is used for holding a pressure pipeline, and the driving assembly 32 is used for being matched with the pipe holding assembly 31 to drive the supporting frame body 1 to circumferentially rotate around the pressure pipeline. The cleaning mechanism is used for cleaning sundries on the surface of the pipeline.
Referring to fig. 2 and 3, the detection mechanism 2 comprises a base 21, a first sliding driving piece 22 and a sclerometer, wherein the first sliding driving piece 22 is connected to the support frame body 1, the first sliding driving piece 22 is in driving connection with the base 21 and is used for driving the base 21 to move along a direction perpendicular to a plane where the support frame body 1 is located, the sclerometer comprises a host machine and a detection probe 23, the host machine of the sclerometer is fixed on the base 21 through binding of a binding belt, the base 21 is fixedly provided with a connecting sleeve 211 corresponding to the detection probe 23, the connecting sleeve 211 is axially perpendicular to the plane where the support frame body 1 is located, the detection probe 23 penetrates through the connecting sleeve 211, the contact end of the detection probe 23 extends out of the bottom of the base 21, a limit bolt 212 is penetrated through a peripheral thread of the connecting sleeve 211, and one end of the limit bolt 212 extends into an inner cavity of the connecting sleeve 211 and abuts against the outer side of the detection probe 23, so that the sclerometer can be detachably mounted on the base 21. In this embodiment, the first slide driving member 22 is an electric screw linear module, and the durometer is an ultrasonic durometer.
When the hardness of the pressure pipeline is detected, the support frame body 1 is moved to the pressure pipeline, after the pipeline is held by the pipe holding assembly 31 on the driving mechanism 3, the driving assembly 32 on the driving mechanism 3 is matched with the pipe holding assembly 31 to drive the support frame body 1 to drive the detection mechanism 2 to circumferentially move around the pressure pipeline, and during the period, the first sliding driving piece 22 drives the base 21 to drive the detection end of the detection probe 23 to abut against the periphery of the pressure pipeline, so that the hardness data of the pressure pipeline is obtained through the hardness meter, and the automatic detection of multipoint hardness of the pressure pipeline is realized.
Referring to fig. 1 and 4, the driving mechanism 3 is provided with two groups, and the two groups of driving mechanisms 3 are respectively located at the front and rear ends of the supporting frame 1. The driving bracket 30 is welded at the end part of the supporting frame body 1, and the driving bracket 30 and the supporting frame body 1 are integrally arranged in a T shape.
Referring to fig. 4 and 5, the pipe holding assembly 31 includes two arc-shaped clamping bars 311 and two rotary driving members 312, the two arc-shaped clamping bars 311 are respectively connected to opposite ends of the driving bracket 30 in a rotating manner, concave surfaces of the two arc-shaped clamping bars 311 are arranged opposite to each other, the two rotary driving members 312 are respectively installed at two ends of the driving bracket 30, and the two rotary driving members 312 are respectively connected with ends of the two arc-shaped clamping bars 311 in a driving manner so as to drive the corresponding arc-shaped clamping bars 311 to rotate, and in the embodiment, the rotary driving members 312 adopt a speed reducing motor.
Referring to fig. 4 and 6, the driving assembly 32 includes a second sliding driving member 322 and a mecanum wheel trolley 321, wherein the mecanum wheel trolley 321 is located below the supporting frame 1, and the second sliding driving member 322 is mounted on the driving bracket 30 and is in driving connection with the corresponding mecanum wheel trolley 321, so as to drive the corresponding mecanum wheel trolley 321 to move along a direction perpendicular to the plane of the supporting frame 1. In an embodiment, the second slider driver 322 employs an electric lead screw linear die set.
Referring to fig. 4 and 5, the concave surface in the arc clamping bar 311 is further provided with a plurality of universal wheels 33, the plurality of universal wheels 33 deviate from the concave surface in the arc clamping bar 311, and the plurality of universal wheels 33 are uniformly distributed along the arc clamping bar 311, the arc clamping bar 311 is provided with a plurality of third sliding driving pieces 34 corresponding to the plurality of universal wheels 33, the third sliding driving pieces 34 are installed on the outer convex side of the arc clamping bar 311 and are in driving connection with the corresponding universal wheels 33, and are used for driving the corresponding universal wheels 33 to move towards a direction close to or far away from the concave surface in the arc clamping bar 311, and in the embodiment, the third sliding driving pieces 34 adopt electric cylinders.
Referring to fig. 5 and 7, when the hardness detection device is mounted on a pressure pipe, the support frame 1 is moved so that the mecanum wheels at two ends of the support frame 1 are abutted against the surface of the pressure pipe, and simultaneously, two arc clamping rods 311 of the driving mechanism 3 are respectively located at two sides of the pressure pipe, and the corresponding arc clamping rods 311 are driven to move towards a direction close to the pressure pipe by a rotary driving member 312 at two ends of the driving support 30 until universal wheels 33 at the arc clamping rods 311 are abutted against the surface of the pressure pipe, so that the holding of the pressure pipe by the pipe holding assembly 31 is completed.
The driving assembly 32 is matched with the second sliding driving piece 322, and the characteristic that the Mecanum wheel trolley 321 moves omnidirectionally is utilized, so that after the pipe holding assembly 31 is used for holding a pressure pipeline, the Mecanum wheel trolley 321 can be matched with the pipe holding assembly 31 to drive the support frame body 1 to move circumferentially around the pressure pipeline, the support frame body 1 can conveniently acquire hardness data of different areas of the periphery of the pressure pipeline through the detection mechanism 2, and on the other hand, the Mecanum wheel trolley 321 can be matched with the pipe holding assembly 31 to drive the support frame body 1 and the detection mechanism 2 to move integrally along the axis direction of the pressure pipeline, and the hardness detection device can be conveniently and quickly moved to any detection area of the pressure pipeline without frequently dismounting the hardness detection device.
Through the universal wheel 33 setting, when holding the pressure pipeline through holding the pipe subassembly 31, by the drive support 30 both ends gyration driving piece 312 drive corresponding arc clamping lever 311 towards the direction swing that is close to the pressure pipeline, until make the universal wheel 33 butt in the pressure pipeline surface on the concave surface in the arc clamping lever 311. When the support frame body 1 is driven to move around the circumference of the pressure pipeline or around the axial direction of the pressure pipeline through the cooperation of the Mecanum wheel trolley 321 and the pipe holding assembly 31, the universal wheels 33 can roll along with the movement, so that the friction between the arc clamping rods 311 and the pressure pipeline is effectively reduced, and the movement of the subsequent hardness detection device on the pressure pipeline is more smooth.
By providing the third sliding driving member 34 for driving the universal wheel 33 to move, the position of the universal wheel 33 can be adjusted by the third sliding driving member 34 when the outer diameter of the pressure pipeline is changed, so that the universal wheel 33 can be better abutted to the outer side of the pressure pipeline.
Referring to fig. 5, 7 and 8, the driving mechanisms 3 are respectively arranged at the front end and the rear end of the supporting frame body 1, on one hand, the supporting frame body 1 can be supported and limited by the driving mechanisms 3 at the front end and the rear end in a matched manner, so that the follow-up supporting frame body 1 can move on a pressure pipeline more stably and smoothly, on the other hand, the hardness detection device is enabled to have obstacle crossing capability, when the hardness detection device encounters an obstacle such as a connecting flange in the axial direction of the pressure pipeline, the connection with the pressure pipeline is released through the driving structure at the front end of the supporting frame body 1, the corresponding Mecanum wheel trolley 321 is driven to move by the second sliding driving piece 322 at the front end driving mechanism 3 of the supporting frame body 1, so that the Mecanum wheel trolley 321 is separated from the surface of the pressure pipeline, meanwhile, the arc clamping rod 311 is driven to swing in the direction away from the surface of the pressure pipeline by the rotary driving piece 312 at the front end driving mechanism 3 of the supporting frame body 1, then the supporting frame body 1 and the front end driving mechanism 3 are driven to move continuously in the axial direction of the pressure pipeline, when the front end driving mechanism 3 and the front end driving mechanism 3 of the pressure pipeline exceed the obstacle, the front end driving mechanism 3 and the obstacle exceeding the front end 3 are driven by the rear end driving mechanism 3, the pressure pipeline is driven to be connected with the pressure pipeline 3, and the front end driving mechanism 3 is driven to be connected with the pressure pipeline 3, and the obstacle is restored, and the pressure pipeline is simultaneously.
Referring to fig. 1 and 2, the cleaning mechanism comprises two cleaning components 4, wherein the two cleaning components 4 are respectively supported on two opposite sides of the support frame body 1, the detection mechanism 2 is positioned between the two cleaning components 4, and when the support frame body 1 is installed on a pressure pipeline through the front and rear end driving mechanisms 3, the two cleaning components 4 are positioned on two opposite sides of the axis direction of the pressure pipeline.
The cleaning assembly 4 comprises a support 40, a brushing part 41 and a fourth sliding driving piece 43, wherein the support 40 is welded on the outer side of the support frame body 1, the brushing part 41 comprises a support plate 411 and a steel wool brush 412, the steel wool brush 412 is fixed at the bottom of the support plate 411, two ends of the support plate 411 are connected to the support 40 in a sliding mode through a sliding rail sliding block structure, the sliding direction of the support plate 411 is perpendicular to the plane of the support frame body 1, the fourth sliding driving piece 43 is arranged on the top of the base 21 and is in driving connection with the support plate 411, and the fourth sliding driving piece is used for driving the support plate 411 to drive the steel wool brush 412 to move along the direction perpendicular to the plane of the support frame body 1.
Through the setting of clean subassembly 4, when later obtaining the hardness data on pressure pipe surface through detection mechanism 2 on the support body 1, drive backup pad 411 by the fourth drive piece 43 that slides of two clean subassemblies 4 department earlier and drive steel wool brush 412 butt in pressure pipe surface, drive support body 1 around pipeline circumferential direction by support body 1 front and back both ends actuating mechanism 3 cooperation, the support body 1 rotates the time spent brushing debris such as bird's droppings or rust that will adhere to on pressure pipe surface through steel wool brush 412 of two brushing portions 41, reduce the condition that pressure pipe surface debris etc. interfere follow-up detection mechanism 2 and obtain pressure pipe surface hardness data.
Referring to fig. 2 and3, the cleaning mechanism further comprises two flushing air pipes 5, wherein the two flushing air pipes 5 are fixed on the support frame body 1 through anchor clamps, the flushing air pipes 5 are arranged vertically downwards, the two flushing air pipes 5 are located between the two cleaning assemblies 4, and the two flushing air pipes 5 are arranged close to the detection mechanism 2. The supporting frame body 1 is provided with air sources corresponding to the two flushing air pipes 5, and the two flushing air pipes 5 are connected with the air sources.
Through the setting of washing trachea 5, follow-up through the support body 1 drive the in-process that two clean subassembly 4 steel wool brush 412 scrub pressure pipe surface debris, blow compressed air towards pressure pipe surface through washing trachea 5 to blow off pressure pipe surface remaining debris, be favorable to more thoroughly realizing the clearance to pressure pipe surface debris.
The implementation principle of the embodiment of the application is that when the hardness detection device is used for detecting the hardness of the pressure pipeline, the method comprises the following steps:
S1, the hardness detection device is in place, namely the support frame body 1 is moved to a pressure pipeline, the Mecanum wheel trolley 321 of the driving mechanism 3 at the front end and the rear end of the support frame body 1 is abutted to the pressure pipeline, and the pressure pipeline is held by the pipe holding assembly 31 at the driving mechanism 3;
s2, cleaning a detection area, namely driving a supporting plate 411 to drive a steel wire cotton brush 412 to abut against the surface of a pressure pipeline through a fourth sliding driving piece 43 at the cleaning assembly 4, driving a supporting frame body 1 to circumferentially rotate around the pipeline through the cooperation of a Mecanum wheel trolley 321 and a pipe holding assembly 31, brushing and cleaning the surface of the pressure pipeline through the steel wire cotton brush 412 at the cleaning assembly 4, and flushing the surface of the pressure pipeline through a flushing air pipe 5;
and S3, hardness detection, namely driving the detection mechanism 2 to move circumferentially around the pressure pipeline by the support frame body 1 of the Mecanum wheel trolley 321 matched with the pipe holding assembly 31, and acquiring surface hardness data of the pressure pipeline by matching with the detection mechanism 2 during the period, so as to realize circumferential multipoint hardness detection of the pressure pipeline.
The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202510045264.7A CN119437956B (en) | 2025-01-13 | 2025-01-13 | A multi-point hardness testing device for special equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202510045264.7A CN119437956B (en) | 2025-01-13 | 2025-01-13 | A multi-point hardness testing device for special equipment |
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| CN119437956A CN119437956A (en) | 2025-02-14 |
| CN119437956B true CN119437956B (en) | 2025-06-17 |
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| CN111578151A (en) * | 2020-04-30 | 2020-08-25 | 大连民族大学 | Flange water leakage detection node capable of being installed on multi-diameter pipeline and intelligent leakage monitoring system |
| CN116087229A (en) * | 2023-03-28 | 2023-05-09 | 天津市特种设备监督检验技术研究院(天津市特种设备事故应急调查处理中心) | Simple detection device and detection method for concave deformation of buried pipeline |
| CN116990173A (en) * | 2023-09-25 | 2023-11-03 | 金纬机械常州有限公司 | PE real wall pipe quality detection device |
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| CN116794159A (en) * | 2023-06-30 | 2023-09-22 | 天津理工大学 | Single-ring type pipeline outer wall scanning device and scanning method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111578151A (en) * | 2020-04-30 | 2020-08-25 | 大连民族大学 | Flange water leakage detection node capable of being installed on multi-diameter pipeline and intelligent leakage monitoring system |
| CN116087229A (en) * | 2023-03-28 | 2023-05-09 | 天津市特种设备监督检验技术研究院(天津市特种设备事故应急调查处理中心) | Simple detection device and detection method for concave deformation of buried pipeline |
| CN116990173A (en) * | 2023-09-25 | 2023-11-03 | 金纬机械常州有限公司 | PE real wall pipe quality detection device |
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