CN213208953U - Ultrasonic thickness gauge for pipeline - Google Patents

Abstract

The utility model relates to an ultrasonic thickness gauge for pipeline is applied to the field that the pipeline detected, and it includes temperature measurement mechanism, temperature measurement mechanism includes the thermometer, the thermometer passes through the linkage unit and is connected with the organism, the linkage unit is including putting a frame and connecting cover, it links to each other with the organism to put a frame, it is articulated with putting a frame to connect along self length direction one side of lid, be equipped with the bead on putting one side inside wall of a frame, the bead with connect the lid lock. This application is through the setting of temperature measurement mechanism for accessible temperature measurement mechanism obtains the concrete temperature numerical value in measured object surface when the operator measures, thereby in time changes the probe, reduces the possibility that influences the measurement accuracy.

Description

Ultrasonic thickness gauge for pipeline

Technical Field

The application relates to the field of pipeline detection, in particular to an ultrasonic thickness gauge for pipelines.

Background

At present, an ultrasonic thickness gauge performs thickness measurement according to the ultrasonic pulse reflection principle, when an ultrasonic pulse emitted by a probe reaches a material interface through a measured object, the pulse is reflected back to the probe, and the thickness of the measured material is determined by accurately measuring the propagation time of the ultrasonic wave in the material. The ultrasonic thickness gauge mainly comprises a machine body and a probe, wherein a couplant is commonly used in a matching way during measurement, and different couplants are used according to different types of measured materials. Meanwhile, when the surface temperature of the measured object is higher than 300 ℃ during measurement, a high-temperature special probe is used instead, and a common probe is not used, so that the measurement accuracy is improved, and the possibility that the common probe is damaged is reduced.

Chinese patent with publication number CN208795194U discloses an ultrasonic thickness gauge, which comprises a host computer, the connecting wire, probe and micro motor, the probe passes through connecting wire and host computer signal connection, micro motor fixes on the host computer, micro motor's output is connected with the plectane, be equipped with circular abrasive paper on the plectane, when the measured object surface has the burr, the operator starts micro motor, micro motor drives plectane and circular abrasive paper and rotates, thereby polish by the side object surface, then place the probe and measure at the measured object surface.

For the above related technologies, the inventor believes that there is a defect that if the surface temperature of the measured object is high, the operator cannot obtain the specific temperature value of the surface of the measured object and cannot replace the probe in time, thereby affecting the accuracy of the measurement result.

SUMMERY OF THE UTILITY MODEL

In order to improve when measured object surface temperature is higher, the operator is difficult to obtain the specific temperature value in measured object surface and can't in time change the probe to influence the defect of measuring result's precision, this application provides an ultrasonic thickness gauge for pipeline.

The application provides a pair of ultrasonic thickness gauge for pipeline adopts following technical scheme:

the utility model provides an ultrasonic thickness gauge for pipeline, includes temperature measurement mechanism, temperature measurement mechanism includes the thermometer, the thermometer passes through the linkage unit and is connected with the organism, the linkage unit is including putting a frame and connecting cover, it links to each other with the organism to put a frame, the edge length direction one side of connecting cover is articulated with putting a frame, be equipped with the bead on putting one side inside wall of a frame, the bead is with the connecting cover lock.

By adopting the technical scheme, during measurement, an operator opens the connecting cover, takes the thermometer out of the placing frame, obtains the temperature value of the surface of the object to be measured through the thermometer, and if the temperature is higher than 300 ℃, the high-temperature probe is used instead, and if the temperature is lower than 300 ℃, the ordinary probe is used for measurement. The thermometer can obtain the specific temperature value of the surface of the measured object, the probe can be replaced in time, and the possibility of influencing the accuracy of the measuring result is reduced. After the temperature measurement is finished, the operator can put into the thermometer and put into the frame, will connect the lid and close for one side that the connection lid deviates from the organism is contradicted with the bead, and the bead plays limiting displacement to connecting the lid, reduces the possibility that the connection lid breaks away from in putting the frame, thereby reduces because of the thermometer drops the possibility that causes the thermometer damage in putting the frame.

Optionally, still include the portable mechanism, the portable mechanism is including connecting the rope and dismantling the unit, it can dismantle through dismantling unit and organism and be connected to connect the rope, it includes spliced pole and connecting pipe to dismantle the unit, it links to each other with the spliced pole to connect the rope, a pot head of connecting pipe is established on the spliced pole, the connecting pole is kept away from the one end of connecting pipe and is linked to each other with the organism, be equipped with the connection arris on the spliced pole, seted up on the connecting pipe inside wall and connected arris matched with spread groove, connect arris and spread groove lock.

Through adopting above-mentioned technical scheme, during the installation, the operator overlaps the connecting pipe cover and establishes on the spliced pole to press the connecting pipe towards the direction of organism, make connecting arris and spread groove looks block, accomplish the connecting pipe for the fixed of spliced pole, thereby accomplish the installation of connecting the rope. When an operator replaces the probe or paints the couplant, the machine body can be hung on the neck through the connecting rope, and the possibility that the operator holds the machine body by hand to cause inconvenient operation is reduced. When the connecting rope is used for a long time and needs to be replaced, an operator extracts the connecting pipe from the connecting column, so that the connecting edge is separated from the connecting groove, the connecting rope can be detached, and replacement is convenient.

Optionally, portable mechanism still includes the regulating unit, the regulating unit includes regulating block, compression spring and presses the briquetting, the through-hole has been seted up on the regulating block, the through-hole runs through the regulating block, set up in the regulating block and press the indent, press indent and through-hole intercommunication, compression spring one end with press the indent lateral wall to link to each other, the other end with press the briquetting to link to each other, press the briquetting to slide in pressing the indent towards compression spring's one end, the other end extends press the indent, press and seted up the fixed orifices on the briquetting, the fixed orifices runs through and presses the briquetting, through-hole and the setting of staggering of fixed orifices, connect the rope and wear to establish through-hole and fixed orifices simultaneously, and connect the restriction of rope joint in the regulating block.

Through adopting above-mentioned technical scheme, during the regulation, the operator will press the briquetting to pressing the inslot to press, aim at until fixed orifices and through-hole, then the pulling is connected the one end that the rope passed the regulating block and is worn to establish the length of regulating block with the regulation connection rope, the back of finishing is adjusted, the operator will press the briquetting to loosen, compression spring elasticity resets, will press the briquetting orientation to keep away from the direction of regulating block and promote, make fixed orifices and through-hole dislocation, press the briquetting to be influenced by compression spring thrust action, press the briquetting to be connected the rope and support tightly pressing between briquetting and the regulating block, accomplish the regulation of connecting the rope. The setting of regulating unit, the operator of being convenient for adjusts the length of connecting the rope as required according to the use to promote the convenient degree of use.

Optionally, the machine body is provided with a storage mechanism for storing the connecting wire, the storage mechanism comprises a storage rod, the connecting wire is wound outside the storage rod, one end of the storage rod, far away from the machine body, is provided with a positioning groove, the connecting wire penetrates through the positioning groove, and the storage rod is provided with a limiting unit for sealing the position of the positioning groove.

Through adopting above-mentioned technical scheme, after finishing measuring, the operator can be around establishing and tensioning the connecting wire on accomodating the pole, then will be close to the connecting wire of probe department and pass the constant head tank, and the notch department of rethread limit bit cell with the constant head tank seals to accomplish accomodating of connecting wire, reducible connecting wire produces winding probably.

Optionally, the limiting unit comprises a rotating piece, a torsion spring and a shaft rod, the rotating piece is rotatably connected with one end, far away from the machine body, of the storage rod through the shaft rod, the torsion spring is sleeved on the shaft rod, one end of the torsion spring is connected with the storage rod, and the other end of the torsion spring is connected with the rotating piece.

Through adopting above-mentioned technical scheme, when accomodating, the operator is around finishing the back with the connecting wire, changes the rotor from the notch department of constant head tank, and the connecting wire that will be close to probe department passes the constant head tank, then loosens the rotor, and torsional spring elasticity resets, and the torsional spring drives the rotor and rotates to the notch department of constant head tank to close the notch department of constant head tank, make the connecting wire restricted in the constant head tank. During the measurement, the operator will change the piece and leave the constant head tank after, take out the connecting wire from the constant head tank, again with the connecting wire from accomodate the pole on around from can.

Optionally, be equipped with the grinding machanism who is used for polishing the probe on the organism, grinding machanism is including polishing paper, polishing paper can dismantle with the organism through fixed unit and be connected.

By adopting the technical scheme, the probe can be polished by taking the special sand paper for the probe as polishing paper at any time, so that the surface of the probe is smooth. The possibility of inaccurate measurement caused by the fact that the sensitivity is reduced due to the fact that the surface roughness of the probe is increased after the probe is used for a long time is reduced, and when the polishing paper needs to be replaced after being used for a long time, the polishing paper can be detached through the fixing unit, and the polishing paper is convenient to replace.

Optionally, the fixed unit includes fixed frame, first magnet and second magnet, first magnet links to each other with fixed frame towards one side of organism, the second magnet links to each other with one side of organism towards fixed frame, first magnet and second magnet actuation, the paper of polishing is fixed in between first magnet and the second magnet.

Through adopting above-mentioned technical scheme, when the installation was polished paper, the operator will polish paper and place on the second magnet, then with first magnet and second magnet actuation for polish paper and be fixed in between first magnet and the second magnet. The possibility that the polishing effect is influenced due to the displacement of the polishing paper when the probe is polished can be reduced. When the paper grinder is detached, the fixing frame is detached from the machine body, and the grinding paper can be taken down from the machine body.

Optionally, the fixed unit still includes the dwang, the dwang links to each other with the organism towards the one end of organism, the one end that the organism was kept away from to the dwang is rotated and is connected with the stationary blade, the stationary blade contradicts with one side that fixed frame deviates from the organism.

Through adopting above-mentioned technical scheme, when the installation was polished paper, the operator rotated the stationary blade with first magnet and second magnet actuation back for the stationary blade supports tightly with the one side that fixed frame deviates from the organism towards one side of organism, thereby further fixes fixed frame on the organism, thereby will polish paper and further fix between fixed frame and organism, when further reducing and polish, polish paper and take place the displacement and influence the possibility of the effect of polishing. When the paper of polishing is changed, the stationary blade is rotated away from the fixed frame, and then the fixed frame is taken down from the paper of polishing, the change of the paper of polishing can be carried out.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the temperature measuring mechanism, an operator can obtain a specific temperature value of the surface of the measured object through the temperature measuring mechanism during measurement, so that a probe is replaced in time, and the possibility of influencing the measurement accuracy is reduced;

2. the possibility that the connecting wire is wound after measurement is finished can be reduced by arranging the accommodating mechanism;

3. through the setting of grinding machanism, can polish the probe at any time, make probe surface level and smooth, reduce because of its surface roughness increases after the probe uses for a long time, lead to the sensitivity to descend, and cause the inaccurate possibility of measuring.

Drawings

Fig. 1 is a schematic structural diagram of an ultrasonic thickness gauge for a pipeline according to an embodiment of the present application.

Fig. 2 is a schematic overall structure diagram of an ultrasonic thickness gauge for pipelines according to an embodiment of the present application.

FIG. 3 is a schematic diagram of a mechanism for embodying a thermometer in accordance with an embodiment of the present application.

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

Fig. 5 is an enlarged view of a portion B in fig. 3.

Fig. 6 is a schematic structural diagram for showing a connection relationship between a connection pipe and a connection column according to an embodiment of the present application.

Fig. 7 is a schematic structural diagram for embodying an adjusting unit in an embodiment of the present application.

Description of reference numerals: 1. a body; 2. a probe; 3. a connecting wire; 4. a temperature measuring mechanism; 41. a thermometer; 5. a connection unit; 51. placing a piece frame; 511. an extension plate; 52. a connecting cover; 53. a rib; 6. a portable mechanism; 61. connecting ropes; 7. a detaching unit; 71. connecting columns; 72. a connecting pipe; 73. a connecting edge; 74. connecting grooves; 8. an adjustment unit; 81. an adjusting block; 82. a compression spring; 83. a pressing block; 84. a through hole; 85. pressing the groove; 86. a fixing hole; 9. a storage mechanism; 91. a storage rod; 92. positioning a groove; 10. a limiting unit; 101. rotating the sheet; 102. a torsion spring; 103. a shaft lever; 11. a polishing mechanism; 111. polishing paper; 12. a fixing unit; 121. a fixing frame; 122. rotating the rod; 123. a fixing sheet; 124. a first magnet; 125. a second magnet.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses ultrasonic thickness gauge for pipeline.

Referring to fig. 1 and 2, an ultrasonic thickness gauge for a pipe includes a body 1, a probe 2, a temperature measuring mechanism 4, a polishing mechanism 11, a storage mechanism 9, and a portable mechanism 6. The probe 2 is fixedly connected with a connecting wire 3, one end of the connecting wire 3, which is far away from the probe 2, is inserted into the machine body 1, and the probe 2 and the machine body 1 realize signal transmission through the connecting wire 3. One side of organism 1 is equipped with the operation face when the operator measures, and temperature measuring mechanism 4 is located the one side that organism 1 deviates from the operation face, and temperature measuring mechanism 4 is used for measuring before the survey pipeline surface temperature. Grinding machanism 11 is located the one side that organism 1 deviates from the operation face, and grinding machanism 11 is located the top of temperature measuring mechanism 4, and grinding machanism 11 is used for polishing probe 2. The storage mechanism 9 is located above the polishing mechanism 11, and the storage mechanism 9 is used for storing the connecting wire 3. The portable mechanism 6 includes a connection cord 61, and the connection cord 61 is detachably connected to the body 1 by the detaching unit 7. During the measurement, the operator passes through temperature measuring mechanism 4 survey the temperature on pipeline surface, if the temperature is higher than three hundred degrees centigrade then use high temperature dedicated probe 2, if probe 2 is crude on the surface, then polish to probe 2 through grinding mechanism 11, then measure, after measuring, accessible receiving mechanism 9 accomodates connecting wire 3. Meanwhile, in the measuring process, an operator can hang the machine body 1 on the neck through the connecting rope 61, so that the measuring is more convenient.

Referring to fig. 2 and 3, the temperature measuring mechanism 4 includes a thermometer 41, the thermometer 41 is detachably connected to the machine body 1 through a connecting unit 5, the connecting unit 5 includes a placement frame 51 and a connecting cover 52, one side of the placement frame 51 is hinged to the machine body 1, an opening for placing the thermometer 41 into the placement frame 51 is opened on one side of the placement frame 51 away from the machine body 1, the connecting cover 52 is located at the opening of the placement frame 51, and one side of the connecting cover 52 along the length direction thereof is hinged to the placement frame 51.

Referring to fig. 4, an extension plate 511 is fixedly connected to a side wall of one end of the placement frame 51 along the length direction thereof, the extension plate 511 is located at a side of the placement frame 51 departing from the machine body 1 and extends along a direction departing from the machine body 1, the extension plate 511 is integrally formed with the side wall of the placement frame 51, and an elongated rib 53 is fixedly connected to a side of the extension plate 511 facing the connection cover 52. During the measurement, the operator will connect lid 52 to open, then take out thermometer 41 from putting the box, measure the temperature with thermometer 41 to the pipeline surface, after the temperature measurement finishes, the operator puts into putting a frame 51 with thermometer 41, then will connect lid 52 and rotate towards organism 1, one side that until connecting lid 52 deviates from organism 1 is contradicted with rib 53, connect lid 52 and put a frame 51 one side of 51 and contradict towards putting a frame 51, at this moment, receive rib 53's limiting displacement, connect lid 52 and fix at the opening part, thereby reduce the possibility that thermometer 41 drops from putting in the frame 51.

Referring to fig. 2 and 4, the polishing mechanism 11 includes a polishing paper 111, the polishing paper 111 is a five-size sand paper dedicated to the probe 2, and the polishing paper 111 is detachably connected to the body 1 through the fixing unit 12. The fixing unit 12 includes a fixing frame 121, a first magnet 124, a second magnet 125 attracted to the first magnet 124, four rotating rods 122, and four fixing pieces 123, one side of the fixing frame 121 facing the machine body 1 is bonded to the first magnet 124, the second magnet 125 is bonded to the machine body 1, and the polishing paper 111 is located between the first magnet 124 and the second magnet 125. One end of the rotating rod 122 is fixedly connected with the machine body 1, the other end of the rotating rod is rotatably connected with the fixing plate 123, and the fixing plate 123 abuts against the fixing frame 121 towards one side of the fixing frame 121.

Referring to fig. 4, when the polishing paper 111 is installed, the polishing paper 111 is placed on the second magnet 125, and then the first magnet 124 and the second magnet 125 are attracted to fix the polishing paper 111 on the machine body 1, so that the possibility that the polishing effect is affected by the displacement of the polishing paper 111 during polishing can be reduced. Then, the rotating plate 101 is rotated, so that one end of the rotating plate 101 facing the fixing frame 121 is abutted against the fixing frame 121, further fixing of the polishing paper 111 is completed, and the possibility that the polishing effect is affected due to displacement of the polishing paper 111 is further reduced. When the polishing paper 111 needs to be replaced after being used for a long time, the rotating plate 101 is rotated, the rotating plate 101 is separated from the fixing frame 121, then the fixing frame 121 is taken down from the machine body 1, the polishing paper 111 can be taken down from the machine body 1, and replacement is convenient.

Referring to fig. 5, the accommodating mechanism 9 includes an accommodating rod 91, the accommodating rod 91 is perpendicular to the machine body 1, one end of the accommodating rod 91 is fixedly connected to the machine body 1, a positioning groove 92 is formed in one end of the accommodating rod 91, which is away from the machine body 1, the length direction of the positioning groove 92 is parallel to the machine body 1, two ends of the positioning groove 92 penetrate through the accommodating rod 91, and a limiting unit 10 is disposed at a notch of the positioning groove 92. The stopper unit 10 includes a shaft 103, a rotary piece 101, and a torsion spring 102. Rotor 101 rotates with accomodating pole 91 through axostylus axostyle 103 and is connected, and the cover is equipped with torsional spring 102 on the axostylus axostyle 103, torsional spring 102 one end with accomodate pole 91 fixed connection, the other end and rotor 101 fixed connection.

Referring to fig. 7, after the measurement is finished, the operator winds the connecting wire 3 on the containing rod 91 and tensions the connecting wire, so that the possibility of winding the connecting wire 3 can be reduced, the rotating piece 101 is rotated away from the notch of the positioning groove 92, the connecting wire 3 close to the probe 2 is placed in the positioning groove 92, the rotating piece 101 is loosened, the torsion spring 102 elastically resets, the torsion spring 102 drives the rotating piece 101, the rotating piece 101 is rotated to the notch of the positioning groove 92, the rotating piece 101 seals the notch of the positioning groove 92, and the possibility of falling off of the connecting wire 3 from the containing rod 91 can be reduced.

Referring to fig. 3 and 6, the detaching unit 7 is provided with two, one detaching unit 7 is located at one end of the connecting rope 61, the detaching unit 7 comprises a connecting column 71 and a connecting pipe 72, one end of the connecting column 71 is fixedly connected with the machine body 1, the connecting pipe 72 is sleeved at one end of the connecting column 71 far away from the machine body 1, and one end of the connecting pipe 72 far away from the connecting column 71 is bonded with the connecting rope 61. The connecting column 71 is provided with a connecting groove 74, the inner wall of the connecting pipe 72 is fixedly connected with a connecting edge 73, the connecting edge 73 and the connecting pipe 72 are integrally formed, and the connecting edge 73 is clamped with the connecting groove 74.

Referring to fig. 6, during installation, an operator sleeves the connection pipe 72 on the connection post 71, and then presses the connection pipe 72 toward the body 1, so that the connection rib 73 is engaged into the connection groove 74, and the installation of the connection string 61 is completed. At this time, the operator can hang the machine body 1 on the neck through the connection rope 61, so that the operator can measure more conveniently. When the connecting pipe 72 is detached, the connecting pipe is pulled out from the connecting column 71, so that detachment can be completed, and the device is convenient and fast.

Referring to fig. 3 and 7, the connection cord 61 is provided with an adjustment unit 8 for adjusting the connection cord 61. Regulating unit 8 includes regulating block 81, press piece 83 and compression spring 82, regulating block 81 is cylindrical, through-hole 84 has been seted up on regulating block 81, through-hole 84 runs through regulating block 81 along the thickness direction of regulating block 81, it presses indent 85 to have seted up in regulating block 81, press indent 85 to set up along regulating block 81's diameter direction, press piece 83 to be cylindrical, press the one end of piece 83 and slide in pressing indent 85, the other end extends and presses indent 85, press the shape of piece 83 and the shape cooperation of pressing indent 85. The pressing block 83 is provided with a fixing hole 86, the fixing hole 86 penetrates through the pressing block 83 along the thickness direction of the adjusting block 81, and the connecting rope 61 penetrates through the through hole 84 and the fixing hole 86. One end of the pressing block 83 sliding in the pressing groove 85 is fixedly connected with the compression spring 82, and one end of the compression spring 82 far away from the pressing block 83 is fixedly connected with the groove wall of the pressing groove 85.

Referring to fig. 7, during adjustment, an operator holds the connection cord 61 through one end of the adjustment block 81 and then presses the pressing block 83 such that the pressing block 83 slides along the pressing groove 85 until the through hole 84 is aligned with the fixing hole 86, at which time the length of the connection cord 61 passing through the adjustment block 81 can be adjusted. Then, the pressing block 83 is released, the compression spring 82 is elastically restored, and the compression spring 82 slides the pressing block 83 away from the adjusting block 81. At this time, the through hole 84 and the fixing hole 86 are displaced, and the pressing block 83 is pushed by the compression spring 82, so that the pressing block 83 presses the connection cord 61 between the side wall of the through hole 84 and the side wall of the fixing hole 86, thereby fixing the connection cord 61. Through the setting of adjusting element 8, when using, the operator can adjust the length of connecting rope 61 through adjusting element 8, increases the convenience when using.

The implementation principle of the ultrasonic thickness gauge for the pipeline in the embodiment of the application is as follows: when the operator goes out to measure, the accessible is connected rope 61 and is hung organism 1 on the neck, then adjusts and connects rope 61 to suitable length to it is more convenient when making the measurement. When measuring the thickness of the pipe, the operator opens the connection cover 52, takes out the thermometer 41 from the placement frame 51, measures the temperature of the surface of the pipe, puts the thermometer 41 back into the frame after measuring the temperature, and closes the connection cover 52. If the surface of the probe 2 is rough and uneven, the probe 2 can be ground on the grinding paper 111, so that the surface of the probe 2 is smooth, and the measurement is convenient. After the measurement is finished, the connecting wire 3 is wound on the accommodating rod 91 and tensioned, then the connecting wire 3 close to the probe 2 is placed into the positioning groove 92, and the notch of the positioning groove 92 is sealed by the rotary sheet 101, so that the accommodating of the connecting wire 3 is completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an ultrasonic thickness gauge for pipeline, includes organism (1) and probe (2), is connected with connecting wire (3) on probe (2), and organism (1) and probe (2) are through connecting wire (3) signal connection, its characterized in that: including temperature measuring mechanism (4), temperature measuring mechanism (4) include thermometer (41), thermometer (41) are connected with organism (1) through coupling unit (5), coupling unit (5) are including putting a frame (51) and connecting cover (52), it links to each other with organism (1) to put a frame (51), it is articulated with putting a frame (51) to connect along self length direction one side of cover (52), it is equipped with bead (53) on one side inside wall of a frame (51) to put, bead (53) and connecting cover (52) lock.

2. The ultrasonic thickness gauge for the pipeline according to claim 1, wherein: still include portable mechanism (6), portable mechanism (6) are including connecting rope (61) and dismantlement unit (7), connect rope (61) and can dismantle with organism (1) through dismantling unit (7) and be connected, dismantle unit (7) including spliced pole (71) and connecting pipe (72), it links to each other with spliced pole (71) to connect rope (61), a pot head of connecting pipe (72) is established on spliced pole (71), the one end that connecting pipe (72) were kept away from in spliced pole (71) links to each other with organism (1), be equipped with on spliced pole (71) and connect arris (73), set up on connecting pipe (72) inside wall and be connected arris (73) matched with spread groove (74), connect arris (73) and spread groove (74) lock.

3. The ultrasonic thickness gauge for the pipeline according to claim 2, wherein: the portable mechanism (6) further comprises an adjusting unit (8), the adjusting unit (8) comprises an adjusting block (81), a compression spring (82) and a pressing block (83), a through hole (84) is formed in the adjusting block (81), the through hole (84) penetrates through the adjusting block (81), a pressing groove (85) is formed in the adjusting block (81), the pressing groove (85) is communicated with the through hole (84), one end of the compression spring (82) is connected with the side wall of the pressing groove (85), the other end of the compression spring is connected with the pressing block (83), one end, facing the compression spring (82), of the pressing block (83) slides in the pressing groove (85), the other end of the pressing block extends out of the pressing groove (85), a fixing hole (86) is formed in the pressing block (83), the pressing hole (86) penetrates through the pressing block (83), and the through hole (84) and the fixing hole (86) are arranged in a staggered mode, connect rope (61) to wear to establish through-hole (84) and fixed orifices (86) simultaneously, and connect rope (61) joint restriction in regulating block (81).

4. The ultrasonic thickness gauge for the pipeline according to claim 1, wherein: be equipped with receiving mechanism (9) that are used for accomodating connecting wire (3) on organism (1), receiving mechanism (9) are including accomodating pole (91), connecting wire (3) are around establishing in the outside of accomodating pole (91), the constant head tank (92) have been seted up to the one end of accomodating pole (91) keeping away from organism (1), constant head tank (92) are worn to establish by connecting wire (3), be equipped with spacing unit (10) that are used for sealing constant head tank (92) notch department on accomodating pole (91).

5. The ultrasonic thickness gauge for the pipeline according to claim 4, wherein: spacing unit (10) include rotor (101), torsional spring (102) and axostylus axostyle (103), rotor (101) are connected with the one end rotation of keeping away from organism (1) of accomodating pole (91) through axostylus axostyle (103), torsional spring (102) cover is established on axostylus axostyle (103), torsional spring (102) one end with accomodate pole (91) and link to each other, the other end with rotor (101) link to each other.

6. The ultrasonic thickness gauge for the pipeline according to claim 1, wherein: be equipped with grinding machanism (11) that are used for polishing probe (2) on organism (1), grinding machanism (11) are including polishing paper (111), polishing paper (111) can be dismantled with organism (1) through fixed unit (12) and be connected.

7. The ultrasonic thickness gauge for the pipeline according to claim 6, wherein: fixed unit (12) are including fixed frame (121), first magnet (124) and second magnet (125), first magnet (124) link to each other with fixed frame (121) one side towards organism (1), second magnet (125) link to each other with one side of organism (1) towards fixed frame (121), first magnet (124) and second magnet (125) actuation, paper (111) of polishing are fixed in between first magnet (124) and second magnet (125).

8. The ultrasonic thickness gauge for pipelines of claim 7, wherein: fixed unit (12) still include dwang (122), dwang (122) link to each other with organism (1) towards the one end of organism (1), the one end that organism (1) were kept away from in dwang (122) is rotated and is connected with stationary blade (123), stationary blade (123) contradict with one side that fixed frame (121) deviates from organism (1).

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