CN211926818U

CN211926818U - Pressure vessel barrel internal diameter and ovality detection tool

Info

Publication number: CN211926818U
Application number: CN202022316266.0U
Authority: CN
Inventors: 张铭宏
Original assignee: Yantai Special Equipment Inspection Institute
Current assignee: Yantai Special Equipment Inspection Institute
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2020-11-13
Anticipated expiration: 2030-10-19

Abstract

The utility model belongs to the technical field of pressure vessel makes the barrel and detects, especially, pressure vessel barrel internal diameter and ovality detect frock, which comprises a housing, the top of casing is provided with control display and first elevator motor, fixedly connected with top support bar on first elevator motor's the output shaft, the bar hole has been seted up on the top support bar, sliding mounting has fixed box in the bar hole, fixedly connected with rotating electrical machines in the fixed box, fixedly connected with second elevator motor on the output shaft of rotating electrical machines, fixedly connected with operation box on second elevator motor's the output shaft, two slide openings have been seted up on the operation box, respectively sliding mounting has top measuring stick and bottom measuring stick in two slide openings, fixed mounting has the motor on one side inner wall of operation box. The utility model discloses convenient to use, can be nimble internal diameter and the external diameter to the barrel detect, can change the measurement degree of depth, can measure the different degree of depth, improved the detection efficiency of barrel internal diameter and ovality.

Description

Pressure vessel barrel internal diameter and ovality detection tool

Technical Field

The utility model relates to a pressure vessel makes barrel and detects technical field, especially relates to a pressure vessel barrel internal diameter and ovality detect frock.

Background

Pressure vessel can be used for bearing liquid or the less solid of granule, uses very generally, and pressure vessel often takes various anti-deformation measures in manufacturing process, prevents that the barrel from warping, needs to detect barrel internal diameter, ovality, and the detection mode is mainly at first to detect the oval internal diameter, can detect out longer or shorter internal diameter, then detects out barrel ellipse radian through the mode of calculation.

The existing detection mode is mostly measured through a ruler, the operation mode is inconvenient, the volume of the container barrel is large, the operation is inconvenient due to the ruler, the different depths of the container barrel cannot be measured, the outer diameter of the container barrel is inconvenient to measure, and the detection efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current detection mode and having more passed through the ruler and measure, the user mode operation is inconvenient, and the volume of a container section of thick bamboo is great, uses ruler measurement operation inconvenient, can not measure and detect the different degree of depth, simultaneously can not be nimble detect the internal diameter and the external diameter of barrel, reduced detection efficiency's shortcoming, and a pressure vessel barrel internal diameter and ovality that provide detect the frock.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pressure vessel barrel inner diameter and ovality detection tool comprises a casing, a control display and a first lifting motor are arranged at the top of the casing, a top supporting rod is fixedly connected to an output shaft of the first lifting motor, a strip-shaped hole is formed in the top supporting rod, a fixing box is slidably mounted in the strip-shaped hole, a rotating motor is fixedly connected in the fixing box, a second lifting motor is fixedly connected to an output shaft of the rotating motor, an operation box is fixedly connected to an output shaft of the second lifting motor, two sliding holes are formed in the operation box, a top measuring rod and a bottom measuring rod are respectively slidably mounted in the two sliding holes, a motor is fixedly mounted on the inner wall of one side of the operation box, a gear is fixedly mounted on the output shaft of the motor, the top measuring rod and the bottom measuring rod are both connected with the gear, a displacement sensor is arranged on the inner wall of the top of, circular slots are formed in the left end and the right end of the top measuring rod and the bottom measuring rod, circular rods are rotatably connected in the two circular slots, and the two circular rods are fixedly installed with the two supporting contacts respectively.

Preferably, the elastic groove has been seted up in the outside of round bar, and slidable mounting has the elasticity head in the elastic groove, has seted up two arc walls on the inner wall of round groove, and the two-way joint of elasticity head and the arc wall that corresponds has same spring with fixed mounting between the elastic groove that corresponds.

Preferably, the bottom of the top measuring rod and the top of the bottom measuring rod are respectively provided with a bottom groove and a top groove, the top inner wall of the bottom groove is fixedly provided with a top inner wall rack, the bottom inner wall of the top groove is fixedly provided with a bottom inner wall rack, and the top inner wall rack and the bottom inner wall rack are both meshed with the gear.

Preferably, the right end of the top measuring rod and the left end of the bottom measuring rod are both fixedly provided with contact blocks, and the size of each contact block is larger than that of each sliding hole.

Preferably, the top of the top support rod is fixedly connected with an electric push rod, and an output shaft of the electric push rod is fixedly connected with the fixing box.

Compared with the prior art, the utility model has the advantages of:

(1) when the device is used, the device is moved to a proper position through the universal wheel, the operation box is driven to be positioned at the top opening of the container barrel through the matching of the first lifting motor and the electric push rod, the operation box is pushed into the container barrel through the second lifting motor, the measurement can be carried out, the motor drives the gear to rotate, the gear rotates to drive the top inner wall rack and the bottom inner wall rack to be away from each other, the top inner wall rack and the bottom inner wall rack drive the top measuring rod and the bottom measuring rod to be away from each other, the top measuring rod and the bottom measuring rod respectively drive the two abutting heads to be away from each other and to be in contact with the inner wall of the barrel, the displacement distance between the top measuring rod and the bottom measuring rod can be detected through the displacement sensor, the display can be controlled, the diameter of the barrel can be;

(2) the second lifting motor and the operation box can be driven to rotate through the rotating motor, different angles can be detected, the height of the operation box can be adjusted through the second lifting motor, different depths of the container barrel can be detected, and then the radian of the barrel body is calculated;

(3) when the external diameter of barrel needs to be measured, rotate the contact that supports for in the contact that supports passes through the round bar drive elastic head and gets into another arc wall from an arc wall, can increase the stability that supports the contact, adjust another contact that supports in the same way, make two contact that supports misplace with top measuring stick and bottom measuring stick respectively, two contact that support are in the outside centre gripping of barrel, can measure the external diameter of barrel.

The utility model discloses convenient to use, can be nimble internal diameter and the external diameter to the barrel detect, can change the measurement degree of depth, can measure the different degree of depth, improved the detection efficiency of barrel internal diameter and ovality.

Drawings

Fig. 1 is a schematic structural view of a tool for detecting the inner diameter and ovality of a cylinder of a pressure vessel provided by the present invention;

fig. 2 is a schematic view of a top-view structure of the tool for detecting the inner diameter and ovality of the cylinder of the pressure vessel, which is provided by the present invention, after the contact head is rotated by 90 degrees;

fig. 3 is the utility model provides a pressure vessel barrel internal diameter and ovality detect frock fig. 2's a part schematic structure.

In the figure: 1. an operation box; 2. a displacement sensor; 3. controlling the display; 4. a top measuring rod; 5. a bottom measuring rod; 6. a rack on the inner wall of the top; 7. a rack on the inner wall of the bottom; 8. a bottom opening groove; 9. a gear; 10. a housing; 11. abutting against the contact; 12. a contact block; 13. a top opening groove; 14. a circular groove; 15. a round bar; 16. an elastic head; 17. an arc-shaped slot; 18. a spring; 19. a universal wheel; 20. a first lift motor; 21. a top support bar; 22. an electric push rod; 23. a strip-shaped hole; 24. a fixing box; 25. a rotating electric machine; 26. a second lift motor.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Referring to fig. 1-3, a tool for detecting the inner diameter and ovality of a cylinder of a pressure vessel comprises a casing 10, a control display 3 and a first lifting motor 20 are arranged at the top of the casing 10, a top support rod 21 is fixedly connected to an output shaft of the first lifting motor 20, a strip-shaped hole 23 is formed in the top support rod 21, a fixing box 24 is slidably mounted in the strip-shaped hole 23, a rotating motor 25 is fixedly connected to the fixing box 24, a second lifting motor 26 is fixedly connected to an output shaft of the rotating motor 25, an operation box 1 is fixedly connected to an output shaft of the second lifting motor 26, two slide holes are formed in the operation box 1, a top measuring rod 4 and a bottom measuring rod 5 are respectively slidably mounted in the two slide holes, a motor is fixedly mounted on the inner wall of one side of the operation box 1, a gear 9 is fixedly mounted on the output shaft of the motor, and both the top measuring rod 4, be provided with displacement sensor 2 on the top inner wall of operation box 1, displacement sensor 2 is connected with control display 3, and circular slot 14 has all been seted up to the left end and the right-hand member of top measuring stick 4 and bottom measuring stick 5, all rotates in two circular slots 14 to be connected with round bar 15, and two round bars 15 respectively with two 11 fixed mounting that support contacts.

In this embodiment, the elastic groove has been seted up in the outside of round bar 15, and slidable mounting has elastic head 16 in the elastic groove, has seted up two arc walls 17 on the inner wall of round slot 14, and elastic head 16 and the two-way joint of the arc wall 17 that corresponds have same spring 18 between elastic head 16 and the corresponding elastic groove, and spring 18 provides elasticity for elastic head 16 can get into arc wall 17.

In this embodiment, end groove 8 and top groove 13 have been seted up respectively to the bottom of top measuring stick 4 and the top of bottom measuring stick 5, fixed mounting has top inner wall rack 6 on the top inner wall of end groove 8, fixed mounting has bottom inner wall rack 7 on the bottom inner wall of top groove 13, top inner wall rack 6 and bottom inner wall rack 7 all mesh with gear 9 mutually, the motor drives gear 9 and rotates, gear 9 rotates and drives top inner wall rack 6 and bottom inner wall rack 7 and keep away from each other, top inner wall rack 6 and bottom inner wall rack 7 drive top measuring stick 4 and bottom measuring stick 5 keep away from each other.

In this embodiment, the equal fixed mounting in the right-hand member of top measuring stick 4 and the left end of bottom measuring stick 5 has conflict piece 12, and the size of conflict piece 12 is greater than the size of slide opening, sets up conflict piece 12 and can prevent that top measuring stick 4 and bottom measuring stick 5 from leaving operation box 1.

In this embodiment, the top of the top support rod 21 is fixedly connected with an electric push rod 22, and an output shaft of the electric push rod 22 is fixedly connected with a fixing box 24.

In the embodiment, when the device is used, the control display 3 is connected with a computer terminal, the device is moved to a proper position through the universal wheel 19, the top support rod 21 is pushed to move upwards through the first lifting motor 20, the electric push rod 22 pushes the fixing box 24 and the operation box 1 to move to the top opening of the container barrel, the operation box 1 is pushed to enter the container barrel through the second lifting motor 26, measurement can be performed, the motor drives the gear 9 to rotate, the gear 9 rotates to drive the top inner wall rack 6 and the bottom inner wall rack 7 to be away from each other, the top inner wall rack 6 and the bottom inner wall rack 7 drive the top measuring rod 4 and the bottom measuring rod 5 to be away from each other, the top measuring rod 4 and the bottom measuring rod 5 respectively drive the two abutting contacts 11 to be away from each other and to be in contact with the inner wall of the container barrel, and the displacement distance between the top measuring rod 4 and the, can show through the control display 3, can directly read the diameter of the barrel, reverse starting motor, make top measuring stick 4 and bottom measuring stick 5 shorten, through the forward and reverse start of control motor, can the inside long diameter and the minor diameter of rapid survey barrel, can drive second elevator motor 26 and operation box 1 to rotate through the rotating electrical machines 25, can detect different angles, can adjust the height of operation box 1 through second elevator motor 26, can detect the different degree of depth of the container section of thick bamboo, then calculate the radian of the barrel, when needing to measure the external diameter of the barrel, move out operation box 1 from the container section of thick bamboo, rotate and resist contact 11 and rotate 90 degrees, make to resist contact 11 drive elastic force head 16 to enter another arc-shaped groove 17 from an arc-shaped groove 17 through round rod 15, can increase the stability of resisting contact 11, another contact 11 that supports is adjusted to the same reason for two contact 11 that support misplace with top measuring stick 4 and bottom measuring stick 5 respectively, two contact 11 that support outside centre gripping at the barrel, can measure the external diameter of barrel, all structures in this application can all carry out the selection of material and length according to the in-service use condition, and the attached drawing is the schematic structure chart, and suitable adjustment can be made to concrete actual dimension.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A pressure vessel cylinder inner diameter and ovality detection tool comprises a machine shell (10), wherein a control display (3) and a first lifting motor (20) are arranged at the top of the machine shell (10), and the tool is characterized in that a top support rod (21) is fixedly connected to an output shaft of the first lifting motor (20), a strip-shaped hole (23) is formed in the top support rod (21), a fixing box (24) is arranged in the strip-shaped hole (23) in a sliding manner, a rotating motor (25) is fixedly connected in the fixing box (24), a second lifting motor (26) is fixedly connected to an output shaft of the rotating motor (25), an operation box (1) is fixedly connected to an output shaft of the second lifting motor (26), two sliding holes are formed in the operation box (1), a top measuring rod (4) and a bottom measuring rod (5) are respectively arranged in the two sliding holes in a sliding manner, and a motor is fixedly arranged on the inner wall of one side of, fixed mounting has gear (9) on the output shaft of motor, top measuring stick (4) and bottom measuring stick (5) all are connected with gear (9), be provided with displacement sensor (2) on the top inner wall of operation box (1), displacement sensor (2) are connected with control display (3), circular slot (14) have all been seted up to the left end and the right-hand member of top measuring stick (4) and bottom measuring stick (5), all rotate in two circular slots (14) and be connected with round bar (15), two round bar (15) respectively with two contact (11) fixed mounting that support.

2. The tool for detecting the inner diameter and the ovality of the cylinder of the pressure vessel according to claim 1, wherein an elastic groove is formed in the outer side of the round rod (15), an elastic head (16) is slidably mounted in the elastic groove, two arc-shaped grooves (17) are formed in the inner wall of the round groove (14), the elastic head (16) is in bidirectional clamping connection with the corresponding arc-shaped grooves (17), and the same spring (18) is fixedly mounted between the elastic head (16) and the corresponding elastic groove.

3. The tool for detecting the inner diameter and the ovality of the cylinder of the pressure vessel as claimed in claim 1, wherein a bottom opening groove (8) and a top opening groove (13) are respectively formed in the bottom of the top measuring rod (4) and the top of the bottom measuring rod (5), a top inner wall rack (6) is fixedly mounted on the inner wall of the top of the bottom opening groove (8), a bottom inner wall rack (7) is fixedly mounted on the inner wall of the bottom of the top opening groove (13), and the top inner wall rack (6) and the bottom inner wall rack (7) are both meshed with the gear (9).

4. The tool for detecting the inner diameter and the ovality of the cylinder of the pressure vessel as claimed in claim 1, wherein the right end of the top measuring rod (4) and the left end of the bottom measuring rod (5) are both fixedly provided with contact blocks (12), and the size of each contact block (12) is larger than that of each sliding hole.

5. The tool for detecting the inner diameter and the ovality of the cylinder of the pressure vessel as claimed in claim 1, wherein an electric push rod (22) is fixedly connected to the top of the top support rod (21), and an output shaft of the electric push rod (22) is fixedly connected with a fixing box (24).