CN219935207U - Positioning tool for detecting sealing head of pressure container - Google Patents

Abstract

The utility model discloses a positioning tool for detecting a sealing head of a pressure container, which relates to the technical field of pressure container detection. According to the utility model, through the matched use of the large air bag and the blocking block, when a user needs to detect the tightness of the welding seam, the user can cover the supporting ring on the outer wall of the top of the pressure container, then the user can squeeze the large air bag through rotating the first threaded rod, at the moment, gas in the large air bag enters the small air bag, and then the small air bag can expand to drive the blocking block to move, so that the blocking block can be tightly contacted with the protruding part of the top of the pressure container, then the user can be connected with a pipeline through the external air pump, when the welding seam leaks air, the first air bag can expand, so that the user can quickly know whether the welding seam leaks air, and meanwhile, the whole size of the device is small, the user can conveniently move, and the utilization rate of the device can be further expanded.

Description

Positioning tool for detecting sealing head of pressure container

Technical Field

The utility model relates to the technical field of pressure vessel detection, in particular to a positioning tool for detecting a pressure vessel sealing head.

Background

A pressure vessel is a closed vessel capable of withstanding pressure. The pressure vessel has extremely wide application, and has important roles and functions in various departments such as industry, civil use, military industry and various fields of scientific research. Among them, the pressure vessels used in the petrochemical industry and the chemical industry are the most, and the pressure vessels used in the petrochemical industry only account for about 50% of the total pressure vessels. The pressure vessel is in chemical and petrochemical fields, mainly used in the technological processes such as heat transfer, mass transfer, reaction, etc., and stores, transports the gas or liquefied gas with pressure; it is also widely used in other industries and civil fields, such as air compressors. All kinds of special compressors and auxiliary machines (such as coolers, buffers, oil-water separators, air tanks, evaporators, liquid coolant storage tanks, etc.) of the refrigeration compressors are pressure vessels.

According to the patent application number CN202123311666.3, the utility model discloses a pressure vessel seal head tightness detection device, which relates to the technical field of seal detection and comprises a bottom plate, a pressing structure and a sealing key, wherein a pressurizing groove is arranged at the middle position of the top end of the bottom plate, pressurizing pumps are arranged on two sides of the top end of the bottom plate, pressurizing pipes are arranged on one side, close to the pressurizing groove, of each pressurizing pump, a detection pipe is arranged on the top end of the interior of each pressurizing groove, a water injection groove is arranged on the top end of each pressurizing groove, the sealing keys are positioned on two sides of the top end of each detection pipe, a seal head body is arranged above each detection pipe, and water injection pipes are arranged on the top ends of two sides of the interior of each water injection groove. According to the utility model, the push rod drives the sliding block to slide downwards in the sliding groove to prevent the pressing plate from shifting, and at the moment, the pressing plate gradually moves to the top end of the seal head body to press the seal head body downwards, so that the seal head body is completely attached to the rubber gasket at the top end of the detection tube.

This patent is through utilizing the water to cover on head body surface, then judge whether the head body leaks gas with the pressure vessel junction through the pressurization, needs place head body and pressure vessel and get into inside the equipment at the in-process that detects, needs more time of spending to place and take out pressure vessel at the in-process of operation, and then leads to equipment detection efficiency lower to detection equipment is whole great, leads to the user inconvenient to remove it, and then can influence the utilization ratio of equipment to a certain extent.

Disclosure of Invention

The utility model aims to provide a positioning tool for detecting a sealing head of a pressure container, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a pressure vessel head detects with location frock, includes the supporting ring, the supporting ring is located the pressure vessel outside, the welding of pressure vessel top has the head, pressure vessel one end fixed mounting has the pipeline, the mounting groove has been seted up to the supporting ring inside, inside fixed mounting of mounting groove has the gas collecting tube, gas collecting tube one end fixedly connected with big gasbag, a plurality of communicating pipes of gas collecting tube inner wall circumference equidistance fixedly connected with, a plurality of the equal fixedly connected with of communicating pipe other end little gasbag, the one end fixedly connected with connecting block of communicating pipe is kept away from to little gasbag, connecting block other end fixedly connected with chock, the logical groove has been seted up to the supporting ring inside, supporting ring top fixedly connected with mounting panel, mounting panel top fixedly connected with closing plate, closing plate top fixedly connected with is linked together first gasbag.

Further, support ring outer wall threaded connection has first threaded rod, the first threaded rod other end runs through and extends to the mounting groove inside, big gasbag outer wall fixed mounting has the connecting plate, first threaded rod rotates with the connecting plate to be connected, and the user can drive big gasbag through rotatory first threaded rod and deform to make big gasbag can drive little gasbag and deform, and then the convenience of customers changes the position of jam piece, and then can prevent that gas from running out downwards from the welding seam, and then is convenient for first gasbag to produce deformation, thereby the user of being convenient for observes.

Further, the shape of the blocking block is arc, the outer wall size of the blocking block is matched with the inner wall size of the through groove, the shape of the mounting plate is annular, and the blocking block is contacted with the annular pipeline at the top of the pressure container, so that gas can be prevented from flowing from the welding seam to the bottom, and the deformation of the first gas bag is facilitated.

Further, a plurality of first spouts with the connecting block looks adaptation have been seted up to the inside circumference equidistance of support ring, the connecting block is through first spout and support ring sliding connection, uses through the cooperation of connecting block and first spout for the connecting block has stability at the in-process that removes.

Further, two fixed plates are symmetrically and fixedly connected to the bottom of the supporting ring, two equal threaded connection of one end of the fixed plate, which is close to the end socket, is provided with a second threaded rod, the other end of the second threaded rod penetrates through and extends to the other end of the fixed plate, one end of the second threaded rod, which is close to the end socket, is rotationally connected with a clamping plate, and a user conveniently drives the clamping plate to move through rotating the second threaded rod, so that the position of the supporting ring is fixed by the user conveniently.

Further, the one end fixedly connected with bracing piece of head is kept away from to splint, the bracing piece shape is the L type, the second spout with bracing piece looks adaptation is seted up to the holding ring bottom, the bracing piece passes through second spout and holding ring sliding connection, uses through the cooperation of bracing piece and second spout for splint can have stability at the in-process that removes, and then makes things convenient for splint to carry out the centre gripping to the ring pipe at pressure vessel top fixedly.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the matched use of the large air bag and the blocking block, when a user needs to detect the tightness of the welding line of the pressure container and the sealing head, the user can cover the supporting ring on the outer wall of the top of the pressure container, then the user can squeeze the large air bag through rotating the first threaded rod, gas in the large air bag enters the small air bag, and then the small air bag can expand and drive the blocking block to move, so that the blocking block can be tightly contacted with the protruding part of the top of the pressure container, then the user can be connected with the pipeline through the external air pump, and when the welding line leaks air, the first air bag can expand, so that the user can quickly know whether the welding line leaks air, meanwhile, the whole volume of the device is small, the user can conveniently move, and the utilization rate of the device can be further expanded.

2. According to the utility model, through the cooperation of the second threaded rod and the clamping plates, when a user needs to fix the support ring, the user can drive the clamping plates to move by rotating the second threaded rod, and then the clamping plates can carry out stable end along the second sliding groove through the supporting rod, so that the two clamping plates can clamp the outer wall of the top of the pressure container, the user can quickly fix the position of the support ring, and the follow-up detection of the sealing performance of the welded seam of the user is facilitated.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall cross-sectional structure of the present utility model;

FIG. 2 is a schematic top view of a support ring according to the present utility model;

FIG. 3 is a schematic top view of the large balloon of the present utility model with enlarged cross-sectional configuration;

FIG. 4 is a schematic diagram of a cross-sectional elevation of a connection block and a first chute connection of the present utility model;

fig. 5 is an enlarged view of the structure at a in fig. 1.

In the figure: 1. a support ring; 2. a pressure vessel; 3. a pipe; 4. a mounting groove; 5. a gas collecting tube; 6. a large air bag; 7. a communicating pipe; 8. a small air sac; 9. a connecting block; 10. a blocking block; 11. a through groove; 12. a mounting plate; 13. a sealing plate; 14. a first air bag; 15. a first threaded rod; 16. a connecting plate; 17. a first chute; 18. a fixing plate; 19. a second threaded rod; 20. a clamping plate; 21. a support rod; 22. a second chute; 23. and (5) sealing head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a positioning tool for detecting a pressure vessel seal head, which comprises a support ring 1, wherein the support ring 1 is arranged outside a pressure vessel 2, the top of the pressure vessel 2 is welded with a seal head 23, one end of the pressure vessel 2 is fixedly provided with a pipeline 3, a mounting groove 4 is formed inside the support ring 1, a gas collecting pipe 5 is fixedly arranged inside the mounting groove 4, one end of the gas collecting pipe 5 is fixedly connected with a large air bag 6, a plurality of communicating pipes 7 are fixedly connected with the inner wall of the gas collecting pipe 5 at equal intervals in the circumferential direction, the other ends of the communicating pipes 7 are fixedly connected with small air bags 8, one end of the small air bag 8 far away from the communicating pipes 7 is fixedly connected with a connecting block 9, the other end of the connecting block 9 is fixedly connected with a blocking block 10, the blocking block 10 is arc-shaped, the outer wall size of the blocking block 10 is matched with the inner wall size of the through groove 11, the mounting plate 12 is annular, a through groove 11 is formed inside the support ring 1, a mounting plate 12 is fixedly connected with the top of the mounting plate 12, the top of the mounting plate 13 is fixedly connected with a sealing plate 13, the top of the sealing plate 13 is fixedly connected with a first air bag 14 which is communicated with the threaded rod, the outer wall of the support ring 1 is in threaded connection with a first threaded rod 15, the other end of the first threaded rod 15 penetrates through the first threaded rod 15 and extends to the mounting groove 4 to the inside the mounting groove 6, the first threaded rod 6 and is fixedly connected with the first threaded rod 17, the first threaded rod is fixedly connected with the connecting rod 17, and is connected with the connecting block 17 through the connecting block 17, which is fixedly connected with the connecting block 17.

The specific implementation mode is as follows: when the user needs to detect the sealing performance of the connection between the seal head 23 and the pressure vessel 2, the user firstly fixes the support ring 1 outside the pressure vessel 2, then the user can squeeze the connection plate 16 and the big air bag 6 by rotating the first threaded rod 15, after the big air bag 6 is squeezed, the air in the big air bag 6 can enter the small air bag 8 through the connection pipe 7, when the air in the small air bag 8 enters, the small air bag 8 expands to drive the connection block 9 to move along the first sliding groove 17, then the connection block 9 can push the blocking block 10 to move along the through groove 11, at the moment, the four blocking blocks 10 can simultaneously move, so that the blocking blocks 10 can be tightly connected with the protruding pipe at the top of the pressure vessel 2, at the moment, the mounting plate 12 and the sealing plate 13 are covered outside the seal head 23, then a user can input gas into the pressure container 2 through the pipeline 3, the gas can enter the seal head 23 through the pressure container 2, when a seam exists between the seal head 23 and the pressure container 2, the gas can enter the first air bag 14 through the seam, so that the first air bag 14 is expanded, the gas can be prevented from flowing to the bottom through the cooperation of the plurality of plugging blocks 10, the user can judge whether the seam between the pressure container 2 and the seal head 23 leaks air by observing the change of the first air bag 14, the user can quickly detect the tightness of the seam, after the tightness of the seam is detected, the user can reversely rotate the first threaded rod 15, the first threaded rod 15 pulls the large air bag 6 to expand through the connecting plate 16, the large air bag 6 can absorb the gas in the small air bag 8 through the gas collecting pipe 5 and the communicating pipe 7, when the gas in the small air bag 8 is reduced, the small air bag 8 pulls the blocking block 10 through the connecting block 9 to be no longer in contact with the top outer wall of the pressure container 2, so that a user can conveniently detach the support ring 1, and meanwhile, the whole size of the device is small, so that the user can conveniently move and operate, and the utilization rate of the device can be increased.

Referring to fig. 1 and 5, the present utility model provides the following technical solutions: the utility model provides a pressure vessel head detects with location frock, support ring 1 bottom symmetry fixedly connected with two fixed plates 18 in addition, the equal threaded connection of one end that two fixed plates 18 are close to head 23 has second threaded rod 19, the second threaded rod 19 other end all runs through and extends to the fixed plate 18 other end, the one end that second threaded rod 19 is close to head 23 rotates and is connected with splint 20, splint 20 keep away from head 23's one end fixedly connected with bracing piece 21, the bracing piece 21 shape is the L type, support ring 1 bottom offered the second spout 22 with bracing piece 21 looks adaptation, bracing piece 21 passes through second spout 22 and support ring 1 sliding connection.

The specific implementation mode is as follows: when the user needs to fix the position of support ring 1, when the user establishes support ring 1 cover at the top of pressure vessel 2, the user can drive splint 20 through rotatory second threaded rod 19 and remove this moment, and splint 20 can carry out steady one end along second spout 22 through bracing piece 21 afterwards to make two splint 20 can realize the centre gripping to pressure vessel 2 top outer wall, thereby make the user can fix the position of support ring 1 fast, thereby be convenient for the user follow-up sealing performance of butt weld department detects.

The working principle of the utility model is as follows:

referring to fig. 1-4, through the cooperation use of big gasbag 6 and jam piece 10, when the user needs to detect the leakproofness of pressure vessel 2 and head 23 welding seam department, firstly the user can cover support ring 1 at the top outer wall of pressure vessel 2, then the user can extrude big gasbag 6 through rotatory first threaded rod 15, the inside gas of big gasbag 6 gets into the inside of little gasbag 8 this moment, afterwards little gasbag 8 can enlarge and drive jam piece 10 and remove, thereby make jam piece 10 can tightly contact with pressure vessel 2 top protruding portion, then the user can be connected with pipeline 3 through outside air pump, when the welding seam department leaks gas, first gasbag 14 can enlarge this moment, thereby make the user can learn whether the welding seam department leaks gas fast, simultaneously this equipment whole is small, the user of being convenient for removes the operation, and then can enlarge the utilization ratio of equipment.

Further, referring to fig. 1 and 5 of the specification, through the cooperation of the second threaded rod 19 and the clamping plate 20, when the user needs to fix the support ring 1, the user can drive the clamping plate 20 to move by rotating the second threaded rod 19 at this time, and then the clamping plate 20 can perform stable one end along the second sliding groove 22 through the supporting rod 21, so that the clamping of the outer wall of the top of the pressure container 2 can be realized by the two clamping plates 20, and the user can quickly fix the position of the support ring 1, so that the sealing performance of the welding seam is detected by the user.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a pressure vessel head detects with location frock, includes support ring (1);

the support ring (1) is arranged outside the pressure vessel (2);

the method is characterized in that:

the top of the pressure vessel (2) is welded with a sealing head (23), one end of the pressure vessel (2) is fixedly provided with a pipeline (3), the inside of the supporting ring (1) is provided with a mounting groove (4), the inside of the mounting groove (4) is fixedly provided with a gas collecting tube (5), one end of the gas collecting tube (5) is fixedly connected with a large air bag (6), a plurality of communicating pipes (7) are fixedly connected with the circumference of the inner wall of the gas collecting tube (5) at equal intervals, a plurality of small air bags (8) are fixedly connected with the other ends of the communicating pipes (7), the small air bag is characterized in that one end of the small air bag (8) away from the communicating pipe (7) is fixedly connected with a connecting block (9), the other end of the connecting block (9) is fixedly connected with a blocking block (10), a through groove (11) is formed in the supporting ring (1), the top of the supporting ring (1) is fixedly connected with a mounting plate (12), the top of the mounting plate (12) is fixedly connected with a sealing plate (13), and the top of the sealing plate (13) is fixedly connected with a first air bag (14) which is communicated with the sealing plate.

2. The positioning tool for detecting the sealing head of the pressure vessel according to claim 1, wherein: the supporting ring is characterized in that a first threaded rod (15) is connected with the outer wall of the supporting ring (1) in a threaded mode, the other end of the first threaded rod (15) penetrates through and extends to the inside of the mounting groove (4), a connecting plate (16) is fixedly mounted on the outer wall of the large air bag (6), and the first threaded rod (15) is connected with the connecting plate (16) in a rotating mode.

3. The positioning tool for detecting the sealing head of the pressure vessel according to claim 1, wherein: the shape of the blocking block (10) is arc-shaped, the outer wall size of the blocking block (10) is matched with the inner wall size of the through groove (11), and the shape of the mounting plate (12) is annular.

4. The positioning tool for detecting the sealing head of the pressure vessel according to claim 1, wherein: a plurality of first sliding grooves (17) matched with the connecting blocks (9) are formed in the supporting ring (1) at equal intervals in the circumferential direction, and the connecting blocks (9) are connected with the supporting ring (1) in a sliding mode through the first sliding grooves (17).

5. The positioning tool for detecting the sealing head of the pressure vessel according to claim 1, wherein: two fixed plates (18) are symmetrically and fixedly connected to the bottom of the supporting ring (1), one ends, close to the sealing heads (23), of the two fixed plates (18) are connected with second threaded rods (19) in a threaded mode, the other ends of the second threaded rods (19) penetrate through and extend to the other ends of the fixed plates (18), and clamping plates (20) are connected to one ends, close to the sealing heads (23), of the second threaded rods (19) in a rotating mode.

6. The positioning tool for detecting the sealing head of the pressure vessel according to claim 5, wherein: the one end fixedly connected with bracing piece (21) of head (23) is kept away from to splint (20), bracing piece (21) shape is the L type, second spout (22) with bracing piece (21) looks adaptation are seted up to supporting ring (1) bottom, bracing piece (21) are through second spout (22) and supporting ring (1) sliding connection.