CN115901466A - A inspection frock for high-pressure vessel hydraulic pressure test - Google Patents

Abstract

The invention discloses an inspection tool for hydraulic testing of a high-pressure container, which relates to the technical field of hydraulic testing and comprises a base, wherein a semi-ring body is arranged above the base, two frame bodies are arranged in the semi-ring body, openings are formed in one sides of the two frame bodies, two-way lead screws are arranged on one sides of the two frame bodies, connecting plates are arranged at the upper end and the lower end of each two-way lead screw in a threaded mode, one side of each corresponding connecting plate extends into the corresponding frame body and is connected with the corresponding frame body in a sliding mode, V-shaped clamping seats are fixedly arranged on the four connecting plates, the two corresponding V-shaped clamping seats are located in the corresponding frame bodies, a pulling mechanism is arranged at the bottom of the semi-ring body, and a positioning mechanism is arranged at the top of the semi-ring body. The clamping device has the advantages that the clamping device can clamp and position a plurality of high-pressure containers with different specifications, has a wide application range, and can be used for facilitating inspectors to comprehensively check the defects on the outer surfaces of the high-pressure containers.

Description

A inspection frock for high-pressure vessel hydraulic pressure test

Technical Field

The invention relates to the technical field of hydraulic testing, in particular to an inspection tool for hydraulic testing of a high-pressure container.

Background

The high-pressure container is designed to have a pressure p within the range of 10.0MPa or more and p <100.0MPa, and is widely applied, such as high-pressure heaters for power plants, ammonia synthesis towers, urea synthesis towers, copper washing towers, carbon monoxide cold stripping towers and other shells in the chemical industry belong to the high-pressure container, and in the production and manufacturing process of the high-pressure container, multiple performance indexes are usually tested, so that the quality of a finished product of the high-pressure container is ensured.

At the present stage, when testing, the high-pressure container needs to be fixed by the inspection tool before subsequent testing process can be carried out, most of the traditional inspection tools can only clamp and position the high-pressure container with one length and one diameter, and the application range is narrow.

Therefore, it is necessary to provide an inspection tool for hydraulic testing of a high-pressure container to solve the above technical problems.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides the inspection tool for the hydraulic test of the high-pressure container, which can clamp and position more high-pressure containers with different specifications, has a wider application range, and can facilitate operators to check the appearance of the high-pressure containers in an all-around manner.

The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides an inspection frock for high-pressure vessel hydraulic test, includes the base, its characterized in that, the top of base is equipped with the semi-ring body, be equipped with two frameworks, two in the semi-ring body one side of framework all is equipped with the opening, two one side of framework all is equipped with two-way lead screw, two the equal threaded mounting in upper and lower both ends of two-way lead screw links the fishplate bar, corresponding two one side of fishplate bar all extends to the correspondence in the framework and with correspond framework sliding connection, four equal fixed mounting has V mouth holder on the fishplate bar, corresponding two V mouth holder all is located the correspondence in the framework, fixed mounting has horizontal pole one on the bottom inner wall of semi-ring body, sliding mounting has two slip joint seats, two on the horizontal pole one the top of slip joint seat all with correspond the bottom fixed connection of framework, be equipped with two horizontal pole two in the semi-ring body, two horizontal pole two all are located the top of framework, two equal sliding mounting has the connecting block on the horizontal pole two, two the bottom of connecting block all with correspond the top fixed connection of framework, two the top fixed connection of connecting block, two the top of connecting block has all seted up and draws and drag the locating mechanism bottom of semi-ring body and draw the locating mechanism the locating slot mechanism.

Further, draw and drag mechanism and include box body one, two bull sticks and two connection ropes, box body one fixed mounting is in the bottom of hemicycle body, two the bottom of sliding connection seat all extend to in the box body one and with hemicycle body swing joint, the top of box body one is equipped with the opening, two the bull stick all rotates to be installed in the box body one, two the one end of bull stick all extends to outside the box body one, two the connection rope twines respectively in the correspondence on the bull stick, two the one end of connecting the rope respectively with correspond bull stick fixed connection, two the other end of connecting the rope respectively with the correspondence sliding connection seat fixed connection.

Furthermore, the positioning mechanism comprises a second box body, a connecting plate, a first screw rod and a plurality of positioning rods, the second box body is fixedly installed at the top of the semi-ring body, an opening is formed in the bottom of the second box body, the connecting plate is arranged in the second box body, the first screw rod is rotatably installed at the top of the semi-ring body, the top end of the first screw rod extends to the position above the second box body and is rotatably connected with the second box body, the first screw rod penetrates through the connecting plate and is in threaded connection with the connecting plate, the positioning rods are fixedly installed at the bottom of the connecting plate, the bottoms of the positioning rods extend into the semi-ring body and are in sliding connection with the semi-ring body, the positioning rods are matched with the positioning grooves, and the bottoms of the two positioning rods extend into the corresponding positioning grooves respectively.

Furthermore, two vertical plates are fixedly mounted at the top of the base, a ring sleeve is fixedly mounted at the top of each of the two vertical plates, concave frames are rotatably mounted in the ring sleeves, one side, close to each other, of each of the two concave frames is fixedly connected with two sides of the semicircular body, and a threading pipe is fixedly mounted on the outer wall of one side, far away from each other, of each of the two concave frames.

Furthermore, two support plates are fixedly mounted on the outer wall of one side of each of the two frame bodies, the two bidirectional screws respectively penetrate through the corresponding support plates and are rotatably connected with the corresponding support plates, motors I are fixedly mounted on the two support plates below, and output shafts of the motors I are fixedly connected with the bottom ends of the corresponding bidirectional screws respectively.

Further, fixed mounting has the carrier block on the top inner wall of semi-ring body, two the one end that horizontal pole two are close to each other respectively with the both sides fixed connection of carrier block, two the equal fixed mounting of the one end that horizontal pole two are kept away from each other has the dog, two all the cover is equipped with the spring on the horizontal pole two the one end that the spring is close to each other respectively with the both sides fixed connection of carrier block, two the one end that the spring was kept away from each other respectively with corresponding connecting block fixed connection.

Furthermore, a first gear is fixedly sleeved on each of the two rotating rods, and the first gears are meshed with each other.

Furthermore, the two vertical plates are rotatably provided with the same transmission rod, the top of the base is fixedly provided with a fixed seat, the top of the fixed seat is fixedly provided with a second motor, the output shaft of the second motor and the transmission rod are fixedly sleeved with a second gear, the two gears are meshed with each other, the transmission rod is fixedly sleeved with a first synchronizing wheel, the two threading pipes are fixedly sleeved with a second synchronizing wheel, and the first synchronizing wheel and the second synchronizing wheel are correspondingly sleeved with a first synchronizing belt.

Further, the bottom fixed mounting of base has two spill seats, two all be equipped with outer fishplate bar in the spill seat, two the caulking groove has all been seted up to one side that outer fishplate bar is close to each other, the top of base is equipped with two diaphragms, two all rotate on the diaphragm and install screw rod two, two screw rod two all runs through the base and with base swing joint, two equal thread bush is equipped with the internal thread cover on the screw rod two, two equal fixed mounting has the joint block on the internal thread cover, the below of base is equipped with two inserted bars, two one side that the inserted bar was kept away from each other extends to corresponding respectively in the caulking groove, the inserted bar with caulking groove looks adaptation, just the inserted bar with spill seat swing joint, two all articulate on the joint block has the trace, two the one end that the trace was kept away from each other respectively with corresponding the inserted bar is articulated mutually.

Further, the top fixed mounting of base has two bridging plates, two the top of bridging plate respectively with correspond diaphragm fixed connection, two equal fixed cover is equipped with synchronizing wheel three, two on the screw rod two the synchronizing wheel is gone up the cover and is equipped with same hold-in range two, hold-in range two runs through two bridging plate and with two bridging plate swing joint, hold-in range two runs through the fixing base and with fixing base swing joint, the bottom fixed mounting of base has two backup pads, two it runs through the correspondence respectively to inlay the pole backup pad and with corresponding backup pad sliding connection.

Compared with the prior art, the invention has the following advantages and effects: can carry out the framework of adjusting through setting up two intervals, and the V mouth holder of two inside "V" font shapes, alright to more different length, the high-pressure vessel of different diameters presss from both sides tight positioning operation, application scope is showing and is promoting, and, utilize synchronizing wheel one, the transmission of synchronizing wheel two and hold-in range one, and under the drive of motor two, alright make the high-pressure vessel in the test rotate, then can make things convenient for operating personnel in same station department alright examine high-pressure vessel's most outward appearance, the convenience of test has been improved.

Drawings

Fig. 1 is a schematic front view of a first embodiment of an inspection tool for hydraulic testing of a high-pressure container according to the present invention;

FIG. 2 is a schematic side view of a connection structure of a half ring body and a frame body in a first embodiment of the inspection tool for hydraulic testing of a high-pressure container, according to the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

FIG. 4 is an enlarged schematic view of portion B shown in FIG. 1;

FIG. 5 is a schematic side view of a ring sleeve and a concave frame of a first embodiment of the inspection tool for hydraulic testing of a high-pressure vessel according to the present invention;

FIG. 6 is a schematic front view of a second embodiment of the inspection tool for hydraulic testing of a high-pressure container, provided by the invention;

fig. 7 is an enlarged schematic view of the portion C shown in fig. 6.

In the figure: the device comprises a base 1, a semi-ring body 2, a frame body 3, a bidirectional screw rod 4, a connecting plate 5, a V-shaped opening clamping seat 6, a first cross rod 7, a sliding connection seat 8, a second cross rod 9, a connecting block 10, a first box body 11, a rotating rod 12, a connecting rope 13, a positioning groove 14, a second box body 15, a connecting belt plate 16, a first screw rod 17, a positioning rod 18, a ring sleeve 19, a concave frame 20, a threading pipe 21, a concave seat 22, an external connecting plate 23, an embedding groove 24, a second screw rod 25, an internal thread sleeve 26, an embedding rod 27, a movable connection block 28 and a linkage rod 29.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Example 1.

Referring to fig. 1 to 5, in the present embodiment, an inspection tool for hydraulic testing of a high pressure container includes a base 1, a semi-ring body 2 is disposed above the base 1, the annular degree of the semi-ring body 2 is slightly greater than that of a single semi-ring, so as to have a highest point and a lowest point, which facilitate installation of parts, and a large-area through opening is formed on the semi-ring body 2, so as to facilitate inspection of the high pressure container by an operator, two frame bodies 3 are disposed in the semi-ring body 2, an opening is formed on one side of each of the two frame bodies 3, two bidirectional screws 4 are disposed on one side of each of the two frame bodies 3, connecting plates 5 are threaded on both upper and lower ends of the two bidirectional screws 4, two bidirectional screws 4 are provided with two threads having opposite directions, and four connecting plates 5 are disposed on corresponding thread segments, therefore, a movement pattern of the two corresponding connecting plates 5 in opposite directions or opposite directions can be formed between the two corresponding connecting plates 5, one side of the two corresponding connecting plates 5 extends into the corresponding frame body 3 and is slidably connected with the corresponding frame body 3, two corresponding connecting plates 5 are slidably connected with corresponding clamping seats 6, so that a plurality of the corresponding V-shaped clamping seats 6 are disposed on the inner walls of the corresponding V-shaped clamping seats 6, two V-shaped clamping seats 6 corresponding clamping seats are disposed on the inner walls of the sliding seats, and a fixed on the two sliding seats 6 corresponding clamping seats 6 corresponding frames 3, so that the sliding seats are disposed on the sliding seats 6, be equipped with two horizontal poles two 9 in the hemicycle body 2, two horizontal poles two 9 all are located the top of framework 3, equal slidable mounting has connecting block 10 on two horizontal poles two 9, the bottom of two connecting blocks 10 all with the top fixed connection of the framework 3 that corresponds, the cooperation of sliding seat 8 and connecting block 10, can form reliable stable fixed form to framework 3, constant head tank 14 has all been seted up at the top of two connecting blocks 10, the bottom of hemicycle body 2 is equipped with draws and draws mechanism, draw and draw mechanism and two sliding seat 8 fixed connection, draw and draw the mechanism and can adjust two framework 3's interval, in order to reach the tight location purpose of clamp to different length high-pressure vessel, the top of hemicycle body 2 is equipped with positioning mechanism, positioning mechanism pegs graft with two constant head tanks 14 mutually, positioning mechanism can be in the position department that has adjusted with the reliable restriction of framework 3, convenient operation.

In this embodiment, drag and draw mechanism includes box body 11, two bull sticks 12 and two connection ropes 13, box body 11 fixed mounting is in the bottom of semi-ring body 2, the bottom of two sliding connection seat 8 all extend to in box body 11 and with semi-ring body 2 swing joint, the top of box body 11 is equipped with the opening, two bull sticks 12 all rotate and install in box body 11, the one end of two bull sticks 12 all extends outside box body 11, and this end is fixed with anti-skidding runner one, make things convenient for operating personnel to rotate it with the hand, two connection ropes 13 twine respectively on the bull stick 12 that corresponds, the one end of two connection ropes 13 respectively with the bull stick 12 fixed connection that corresponds, the other end of two connection ropes 13 respectively with the sliding connection seat 8 fixed connection that corresponds, two connection ropes 13 are symmetrical formula winding distribution, thereby can retract or stretch out corresponding sliding connection seat 8 simultaneously.

In this embodiment, the positioning mechanism includes a second box body 15, a connecting plate 16, a first screw 17 and a plurality of positioning rods 18, the second box body 15 is fixedly installed at the top of the second half-ring body 2, an opening is formed in the bottom of the second box body 15, the connecting plate 16 is arranged in the second box body 15, the first screw 17 is rotatably installed at the top of the second half-ring body 2, the top end of the first screw 17 extends above the second box body 15 and is rotatably connected with the second box body 15, the first screw 17 penetrates through the connecting plate 16 and is in threaded connection with the connecting plate 16, an anti-slip rotating wheel two is fixed at the top end of the first screw 17 to facilitate an operator to rotate the first screw by hand, the plurality of positioning rods 18 are fixedly installed at the bottom of the connecting plate 16, the bottoms of the plurality of positioning rods 18 extend into the second half-ring body 2 and are in sliding connection with the second half-ring body 2, a plurality of sliding holes are formed in the top of the second half-ring body 2, the plurality of positioning rods 18 respectively penetrate through the corresponding sliding holes and are in sliding contact with the inner walls of the corresponding sliding holes, so that the positioning rods 16 can form good sliding restriction on the linear lifting of the connecting plate, the positioning rods 18 can only be adapted to the positioning grooves 14, and the positioning grooves 18 respectively extend to the bottoms of the two positioning grooves 14.

In this embodiment, two vertical plates are fixedly mounted on the top of the base 1, a ring sleeve 19 is fixedly mounted on the top of each of the two vertical plates, a concave frame 20 is rotatably mounted in each of the two ring sleeves 19, one side of each of the two concave frames 20, which is close to each other, is fixedly connected with two sides of the semi-ring body 2, and a threading pipe 21 is fixedly mounted on the outer wall of one side of each of the two concave frames 20, which is far away from each other. The centers of the threading pipe 21, the concave frame 20, the semi-ring body 2 and the two corresponding V-shaped clamping seats 6 are all positioned on the same axial line, so that the pipeline used for testing can pass through the center and be connected, and the pipeline cannot be wound due to the rotation of the semi-ring body 2.

In this embodiment, two support plates are fixedly mounted on the outer wall of one side of each of the two frame bodies 3, the two bidirectional screws 4 respectively penetrate through the corresponding support plates and are rotatably connected with the corresponding support plates, first motors are fixedly mounted on the two support plates below, and output shafts of the first motors are fixedly connected with the bottom ends of the corresponding bidirectional screws 4 respectively.

In this embodiment, fixed mounting has the carrier block on the top inner wall of semi-ring body 2, the one end that two horizontal poles two 9 are close to each other respectively with the both sides fixed connection of carrier block, the equal fixed mounting of one end that two horizontal poles two 9 kept away from each other has the dog, the dog can prevent connecting block 10 roll-off from it, all the cover is equipped with the spring on two horizontal poles two 9, the one end that two springs are close to each other respectively with the both sides fixed connection of carrier block, the one end that two springs were kept away from each other respectively with the connecting block 10 fixed connection that corresponds, the design of spring, when making locating lever 18 and constant head tank 14 separate, can both take two framework 3 respectively to the leftmost position and the rightmost on all the time, make things convenient for operating personnel to adjust the interval of two framework 3.

In this embodiment, two fixed covers all are equipped with gear one on the bull stick 12, and two meshing of gear one mutually utilize the meshing of two gear one, alright make two bull sticks 12 realize the rotation of nevertheless reverse simultaneously to can realize the operating condition of rolling or release simultaneously to two connection ropes 13.

In this embodiment, rotate on two risers and install same transfer line, base 1's top fixed mounting has a fixing base, the top fixed mounting of fixing base has motor two, all fixed cover is equipped with gear two on motor two's the output shaft and the transfer line, two gear two-phase meshing, fixed cover is equipped with two synchronizing wheel one on the transfer line, all fixed cover is equipped with synchronizing wheel two on two threading pipes 21, the cover is equipped with hold-in range one on corresponding synchronizing wheel one and synchronizing wheel two, through all being equipped with synchronous unit on two threading pipes 21, alright make this frock more stable smooth-going when rotatory.

In this embodiment: the top of the base 1 is provided with four fixing holes distributed in a matrix;

when a high-pressure container is to be tested, the tool is fixed at an appointed use position through the matching of a bolt and a fixing hole, the high-pressure container is placed in two V-shaped clamping seats 6 below the high-pressure container, then the two motors I are started in the forward direction, output shafts of the two motors I can drive the corresponding bidirectional screw rods 4 to rotate, so that the two corresponding connecting plates 5 are close to each other, the two corresponding V-shaped clamping seats 6 are close to each other until the two V-shaped clamping seats 6 above the high-pressure container are also contacted with the high-pressure container, then the motors I are closed, ports on two sides of the high-pressure container are respectively positioned on one sides, far away from each other, of the two frame bodies 3, a pipeline used for testing can penetrate through the two threading pipes 21, and then the pipeline is connected to flange connecting covers at two ends of the high-pressure container, and hydraulic testing work can be carried out;

in the testing process, the second motor can be started, the output shaft rotates slowly, the transmission rod can be driven to rotate by utilizing the meshing between the two gears II, then the two threading pipes 21 can be driven to rotate under the transmission among the first synchronizing wheel, the second synchronizing wheel and the first synchronizing belt, and then the semi-ring body 2 and the high-pressure container inside the semi-ring body start to rotate, so that an operator can comprehensively check the circumferential appearance of the high-pressure container at the same station;

in the subsequent use, if high-pressure containers of different specifications need to be clamped and positioned, the first screw 17 can be rotated clockwise, the connecting plate 16 starts to lift with the positioning rods 18 through the sliding restriction of the positioning rods 18 and the half-ring body 2 until two positioning rods 18 are taken out of the corresponding positioning grooves 14, the positioning rods 18 still slide with the half-ring body 2, then one rotating rod 12 is rotated, the two rotating rods 12 rotate in the opposite directions simultaneously through the meshing of the two first gears, so that the two connecting ropes 13 start to be wound, the two frame bodies 3 approach each other along with the winding of the connecting ropes 13, at this time, the distance between the two frame bodies 3 changes, the two springs are compressed by stress, the rotating rods 12 stop rotating after the distance between the two frame bodies 3 is adjusted to a proper position, but the rotating rods 12 are not loosened, at this time, the two positioning grooves 14 at the top of the frame body 3 correspond to the two positioning rods 18, then the first screw 17 is rotated, so that the connecting plate 16 descends, and finally the two positioning rods 18 are inserted into the corresponding high-pressure containers 14, the positioning grooves 14 are loosened, and the clamping seats 6 below the two positioning grooves can be positioned anticlockwise, and then the high-pressure containers can be clamped and positioned.

Example 2.

Based on the inspection tool for the hydraulic test of the high-pressure container provided in embodiment 1 of the present application, another inspection tool for the hydraulic test of the high-pressure container is provided in this embodiment. This embodiment is only a preferred mode of embodiment 1, and the implementation of this embodiment does not affect the implementation of embodiment 1 alone.

Referring to fig. 6 to 7, in this embodiment, an inspection tool for a hydraulic test of a high pressure vessel, two concave seats 22 are fixedly installed at the bottom of a base 1, outer connecting plates 23 are respectively installed in the two concave seats 22, caulking grooves 24 are respectively formed in one sides, close to each other, of the two outer connecting plates 23, two transverse plates are arranged above the base 1, screw rods 25 are respectively installed on the two transverse plates in a rotating manner, the two screw rods 25 respectively penetrate through the base 1 and are movably connected with the base 1, two movable openings with sufficiently large calibers are formed in the top of the base 1, so that the screw rods 25, an inner thread sleeve 26, a movable connecting block 28 and a linkage rod 29 shuttle up and down in the movable connecting blocks, an inner thread sleeve 26 is respectively sleeved on the two screw rods 25, limiting rods are respectively fixed at the bottoms of the two transverse plates, limiting blocks are respectively installed on the two limiting rods in a sliding manner, one sides, far away from each other, of the two limiting blocks are fixed with the corresponding inner thread sleeves 26, so that the inner thread sleeve 26 can reliably slide and limit the inner thread sleeve 26, so that the inner thread sleeve 26 can only perform up-and-down linear lifting motion, two inner thread sleeves 26 can only perform up and-down linear motion motions, the movable connecting rods 27 are respectively connected with the corresponding interlocking grooves 27, and the two interlocking rods 27, one sides, the corresponding embedded rod 27 are respectively hinged to the two interlocking blocks 27, and the two interlocking rod 27, and the two interlocking blocks are respectively hinged to the corresponding interlocking rod 27, and the two interlocking rod 27, and the corresponding interlocking rod 27, and the two interlocking rod 27 are respectively hinged to the corresponding interlocking rod 27, and the two interlocking rod 27, and the corresponding interlocking rod 27, and the two interlocking rod 27 are respectively connected with the corresponding interlocking rod 27, and the interlocking rod 27 are respectively hinged to the two interlocking rod 27.

In this embodiment, base 1's top fixed mounting has two bridging plates, the top of two bridging plates respectively with the diaphragm fixed connection that corresponds, all fixed cover is equipped with synchronizing wheel three on two screw rods two 25, the cover is equipped with same hold-in range two on two synchronizing wheel three, hold-in range two run through two bridging plates and with two bridging plate swing joint, hold-in range two run through the fixing base and with fixing base swing joint, base 1's bottom fixed mounting has two backup pads, two embedded rod 27 run through corresponding backup pad respectively and with corresponding backup pad sliding connection.

In this embodiment: the two external plates 23 belong to external connection elements and are used in cooperation with the female seats 22 in the present embodiment;

when the tool needs to be installed at a specified testing position, in order to accelerate the installation speed, the two concave seats 22 can be inserted into the two outer connecting plates 23 from the front side and inserted in place, the caulking grooves 24 correspond to the caulking rods 27, then one of the two screw rods 25 is rotated clockwise, the other screw rod 25 is rotated simultaneously by the transmission of the third synchronizing wheel and the second synchronizing belt, so that the two inner thread sleeves 26 are driven to descend under the threaded connection of the screw rods 25 and the inner thread sleeves 26, at the moment, the two caulking rods 27 are moved in the direction away from each other under the pushing of the two linking rods 29 and are finally inserted into the corresponding caulking grooves 24, the limitation on the concave seats 22 is further completed, the fixed installation work on the tool is further completed, and in the subsequent dismounting process, only one of the two screw rods 25 needs to be rotated anticlockwise, the operation is simple and fast, and the testing speed is accelerated.

Those not described in detail in this specification are well within the skill of the art.

Although the present invention has been described with reference to the above embodiments, it should be understood that the scope of the present invention is not limited thereto, and that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides an inspection frock for high-pressure vessel hydraulic test, includes base (1), its characterized in that, the top of base (1) is equipped with semi-ring body (2), be equipped with two framework (3) in semi-ring body (2), two one side of framework (3) all is equipped with the opening, two one side of framework (3) all is equipped with two-way lead screw (4), two the equal threaded mounting in upper and lower both ends of two-way lead screw (4) links up fishplate bar (5), corresponding two one side of linking up fishplate bar (5) all extends to corresponding in framework (3) and with corresponding framework (3) sliding connection, four equal fixed mounting has V mouth holder (6), corresponding two on linking up fishplate bar (5) V mouth holder (6) all is located the correspondence in framework (3), fixed mounting has horizontal pole one (7) on the bottom inner wall of semi-ring body (2), sliding mounting has two sliding connection seat (8), two the top of sliding connection seat (8) all with the corresponding framework (3) the horizontal pole (10) two horizontal pole (10) are connected between two framework (3) the bottom the horizontal pole (10) and two horizontal pole (10) are all installed on the framework (10) the horizontal pole (10) The top fixed connection of, two constant head tank (14) have all been seted up at the top of connecting block (10), the bottom of hemicycle body (2) is equipped with draws and draws mechanism, draw and draw mechanism and two sliding connection seat (8) fixed connection, the top of hemicycle body (2) is equipped with positioning mechanism, positioning mechanism and two constant head tank (14) are pegged graft mutually.

2. The inspection tool for the hydraulic test of the high-pressure container according to claim 1, wherein the pulling mechanism comprises a first box body (11), two rotating rods (12) and two connecting ropes (13), the first box body (11) is fixedly installed at the bottom of the semi-ring body (2), the bottoms of the two sliding connection seats (8) extend into the first box body (11) and are movably connected with the semi-ring body (2), an opening is formed in the top of the first box body (11), the two rotating rods (12) are rotatably installed in the first box body (11), one ends of the two rotating rods (12) extend out of the first box body (11), the two connecting ropes (13) are respectively wound on the corresponding rotating rods (12), one ends of the two connecting ropes (13) are respectively fixedly connected with the corresponding rotating rods (12), and the other ends of the two connecting ropes (13) are respectively fixedly connected with the corresponding sliding connection seats (8).

3. The inspection tool for the hydraulic test of the high-pressure container according to claim 1, wherein the positioning mechanism comprises a second box body (15), a connecting plate (16), a first screw (17) and a plurality of positioning rods (18), the second box body (15) is fixedly mounted at the top of the semi-ring body (2), an opening is formed in the bottom of the second box body (15), the connecting plate (16) is arranged in the second box body (15), the first screw (17) is rotatably mounted at the top of the semi-ring body (2), the top end of the first screw (17) extends to the upper side of the second box body (15) and is rotatably connected with the second box body (15), the first screw (17) penetrates through the connecting plate (16) and is in threaded connection with the connecting plate (16), the plurality of positioning rods (18) are fixedly mounted at the bottom of the connecting plate (16), the bottoms of the plurality of positioning rods (18) extend into the semi-ring body (2) and are in sliding connection with the semi-ring body (2), the positioning rods (18) are in sliding connection with the bottom of the positioning grooves (14), and the positioning rods (14) extend into the bottom of the positioning grooves.

4. The inspection tool for the hydraulic test of the high-pressure container according to claim 1, wherein two vertical plates are fixedly installed at the top of the base (1), a ring sleeve (19) is fixedly installed at the top of each vertical plate, concave frames (20) are rotatably installed in each ring sleeve (19), one sides of the two concave frames (20) close to each other are fixedly connected with two sides of the semi-ring body (2), and the outer walls of the two concave frames (20) far away from each other are fixedly provided with threading pipes (21).

5. The inspection tool for the hydraulic test of the high-pressure container according to claim 1 or 4, wherein two support plates are fixedly mounted on the outer wall of one side of each of the two frame bodies (3), the two bidirectional screws (4) respectively penetrate through the corresponding support plates and are rotatably connected with the corresponding support plates, motors I are fixedly mounted on the two support plates below the two bidirectional screws, and output shafts of the two motors I are respectively fixedly connected with the bottom ends of the corresponding bidirectional screws (4).

6. The inspection tool for the hydraulic test of the high-pressure container according to claim 1, wherein a bearing block is fixedly mounted on the inner wall of the top of the semi-ring body (2), two ends, close to each other, of the two cross rods (9) are fixedly connected with two sides of the bearing block respectively, a stop block is fixedly mounted at one end, far away from each other, of the two cross rods (9), springs are sleeved on the two cross rods (9), one ends, close to each other, of the two springs are fixedly connected with two sides of the bearing block respectively, and one ends, far away from each other, of the two springs are fixedly connected with the corresponding connecting blocks (10) respectively.

7. The inspection tool for the hydraulic test of the high-pressure container as claimed in claim 2, wherein a first gear is fixedly sleeved on each of the two rotating rods (12), and the two first gears are meshed with each other.

8. The inspection tool for the hydraulic test of the high-pressure container as claimed in claim 4, wherein the two vertical plates are rotatably mounted with a same transmission rod, the top of the base (1) is fixedly mounted with a fixed seat, the top of the fixed seat is fixedly mounted with a second motor, an output shaft of the second motor and the transmission rod are both fixedly sleeved with a second gear, the two gears are engaged with each other, the transmission rod is fixedly sleeved with two first synchronizing wheels, the two threading pipes (21) are both fixedly sleeved with a second synchronizing wheel, and the corresponding first synchronizing wheels and the corresponding second synchronizing wheels are sleeved with first synchronizing belts.

9. The inspection tool for the hydraulic test of the high-pressure container as claimed in claim 1 or 8, wherein two concave seats (22) are fixedly mounted at the bottom of the base (1), two outer connecting plates (23) are arranged in the concave seats (22), two caulking grooves (24) are formed in one sides, close to each other, of the outer connecting plates (23), two transverse plates are arranged above the base (1), two screw rods (25) are rotatably mounted on the transverse plates, the two screw rods (25) penetrate through the base (1) and movably connected with the base (1), two inner thread sleeves (26) are sleeved on the screw rods (25) in a threaded manner, two movable connecting blocks (28) are fixedly mounted on the inner thread sleeves (26), two embedded rods (27) are arranged below the base (1), two sides, far away from each other, of the embedded rods (27) extend into the corresponding caulking grooves (24), the embedded rods (27) are matched with the caulking grooves (24), the embedded rods (27) are movably connected with the concave seats (22), and two corresponding linkage rods (29) are hinged to each other ends.

10. The inspection tool for the hydraulic test of the high-pressure container according to claim 9, wherein two bridging plates are fixedly mounted at the top of the base (1), the tops of the two bridging plates are respectively and correspondingly fixedly connected with the transverse plate, two synchronizing wheels three are fixedly sleeved on the two screw rods (25), two same synchronizing belts two are sleeved on the synchronizing wheels three, the two synchronizing belts run through the two bridging plates and are movably connected with the two bridging plates, the two synchronizing belts run through the fixed seats and are movably connected with the fixed seats, two supporting plates are fixedly mounted at the bottom of the base (1), and the two embedded rods (27) run through the corresponding supporting plates respectively and are in sliding connection with the corresponding supporting plates.

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