CN113916109A

CN113916109A - LNG gas cylinder detector

Info

Publication number: CN113916109A
Application number: CN202111027198.9A
Authority: CN
Inventors: 陈法良
Original assignee: Individual
Current assignee: Sanying United Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-11
Anticipated expiration: 2041-09-02
Also published as: CN113916109B

Abstract

The invention belongs to the technical field of gas cylinder detection, in particular to an LNG gas cylinder detector, and provides a scheme for solving the problem that the existing gas cylinder detection equipment is lack of flatness detection technology for the inner wall of a gas cylinder. In the process of rotating the centrifugal measuring mechanism, the measuring box is unfolded due to centrifugal force, the measuring roller wheel is in contact with the inner wall to roll, the flatness of the inner wall can be detected, the effect of recognition can be realized through the vibration sensor to judge whether the interior of the gas cylinder is completely flat or not, the centrifugal measuring mechanism adopts a parallelogram principle, and the principle of parallelism of the first deviation rod and the second deviation rod can be suitable for flatness detection of gas cylinders with different inner diameters.

Description

LNG gas cylinder detector

Technical Field

The invention relates to the technical field of gas cylinder detection, in particular to an LNG gas cylinder detector.

Background

The gas cylinder is a movable pressure container which can be repeatedly inflated and used at normal ambient temperature (-40-60 ℃), has nominal working pressure of more than or equal to 0.2MPa (gauge pressure), and has the product of pressure and volume of more than or equal to 1.0 MPa.L and is used for containing gas, liquefied gas and liquid with standard boiling point of less than or equal to 60 ℃. The gas cylinder is widely applied, and the gas cylinder can be almost not opened in the production field and the living field.

In the present gas cylinder usage scene, the gas cylinder can carry out gaseous storage and transportation, and the rigidity of gas cylinder itself requires very important, but present gas cylinder has following problem in the testing process: the gas cylinder detects prior art and mainly detects diameter and outside material and roughness, but the roughness of gas cylinder inner wall and the testing process of internal diameter seem very tricky, and prior art is difficult to solve this type of problem, consequently, the LNG gas cylinder detector that urgently needs is solved above-mentioned problem.

Disclosure of Invention

Based on the technical problem that the existing gas cylinder detection equipment is lack of flatness detection technology for the inner wall of a gas cylinder, the invention provides an LNG gas cylinder detector.

The LNG cylinder detector comprises a support frame, a driving fixing frame and a main machine base, wherein the support frame is fixed at the top of the main machine base through bolts, the driving fixing frame is fixed at one end of the top of the main machine base through bolts, a first hole is formed in the top of one end of the driving fixing frame, a rotating disc is fixed between the inner walls of the two ends of the driving fixing frame and located in the first hole through a bearing, a clamping machine rotating shaft buckle is fixed at one end of the rotating disc, a centrifugal measuring mechanism is fixed at one end of the clamping machine rotating shaft buckle, vertically arranged clamping mechanisms are arranged at two sides of the top of the support frame, and a supporting rotating mechanism is fixed at the top of the support frame.

Preferably, fixture includes the articulated holding frame in support frame top both ends position, two the one side position that the holding frame is close to mutually all is fixed with supplementary centre gripping wheel through the bearing.

Preferably, the supporting and rotating mechanism comprises four rectangular square grooves formed in the array at the top of the supporting frame, and two horizontally arranged supporting rollers are fixed between the inner walls of the two sides of each square groove through bearings.

Preferably, one of them supporting roller that is located support frame bottom position is fixed with the detection pivot, and the one end inner wall of support frame passes through the bolt fastening and has private clothes motor, the output shaft of private clothes motor cup joints through detecting the belt with the detection pivot mutually, and the output shaft of private clothes motor with detect the pivot synchronous revolution.

Preferably, the centrifugal measurement mechanism further comprises a rotating middle rod arranged horizontally, the rotating middle rod is fixed to one end of the card machine rotating shaft buckle, and the circumference outer wall of the rotating middle rod is provided with accommodating grooves formed in three circumference arrays.

Preferably, a fixed end block is fixed at one end of each accommodating groove through a bolt, a first offset rod and a second offset rod are hinged at one end of each fixed end block and are kept parallel, a same measuring machine box is hinged at one end of each first offset rod and one end of each second offset rod, contraction springs are fixed at the middle positions of the three second offset rods, which are close to the accommodating grooves, on one sides, and the other ends of the three contraction springs are respectively connected with the inner walls of the three accommodating grooves.

Preferably, the two end positions of the inner wall of the bottom of the measuring machine box are fixed with vertically arranged spring seats through bolts, a same measuring roller is fixed between the tops of one ends of the two spring seats through bearings, and the top of the outer wall of the circumference of the measuring roller is higher than the top position of the measuring machine box.

Preferably, the same vertically arranged vibration sensor is fixed between the top inner wall and the bottom inner wall of the spring seat through bolts.

Preferably, a driving motor is fixed to the bottom of the driving fixing frame at one end of the top of the main engine base through bolts, driving belt pulleys are fixed to two ends of an output shaft of the driving motor, and a rotating disc inside the driving fixing frame and the driving belt pulley at one end are sleeved with the same first driving belt.

Preferably, the one end position handing-over of main engine base top one side has electric putter, and electric putter's top articulates the driven machine case that has the level to set up, the output shaft of driven machine case passes through the drive roll wheel that the bolt fastening has the level to set up, cup joint same second drive belt between the driving roller of driven machine case and another drive pulley.

The beneficial effects of the invention are as follows:

1. this LNG gas cylinder detector carries out the pivoted process through the centrifugal measurement mechanism that sets up, because centrifugal force, the measuring machine box expandes, rolls through measuring running roller and inner wall contact, can detect the roughness of inner wall and whether complete level and smooth in the inside of judging the gas cylinder through the effect that shock transducer can discern, and centrifugal measurement mechanism is parallelogram's principle, and the parallel principle through first skew pole and second skew pole can be suitable for the roughness detection of different internal diameter gas cylinders.

2. This LNG gas cylinder detector, the output shaft both ends of the motor through the actuating mechanism who sets up all can carry out the transmission output, carries out the process of driving to centrifugal measurement mechanism when can realizing the drive gas cylinder.

3. This LNG gas cylinder detector, through the outside measurement process that sets up, the rotation through supporting the running roller drives the rotation that detects the pivot, and then drive servo motor's rotation process can realize outside diameter measurement's process.

Drawings

Fig. 1 is a schematic overall structure diagram of an LNG gas cylinder detector according to the present invention;

fig. 2 is a schematic diagram of a centrifugal measurement mechanism of the LNG gas cylinder detector provided by the invention;

fig. 3 is a schematic diagram of an inner surface flatness detection structure of the LNG gas cylinder detector provided by the invention;

fig. 4 is a schematic diagram of an outer diameter data measurement structure of the LNG gas cylinder detector provided by the invention.

In the figure: the device comprises a supporting roller 1, a supporting frame 2, a clamping frame 3, an auxiliary clamping wheel 4, a centrifugal measuring mechanism 5, a containing groove 501, a retraction spring 502, a rotating middle rod 503, a fixing end block 504, a first deviation rod 505, a second deviation rod 506, a measuring roller 507, a measuring machine box 508, a clamping rotating shaft buckle 6, a driving fixing frame 7, a first driving belt 8, a driving motor 9, a driven machine box 10, a driving roller 11, an electric push rod 12, a second driving belt 13, a driving belt pulley 14, a main machine seat 15, a vibration sensor 16, a spring seat 17, a servo motor 18 and a detection rotating shaft 19.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, an LNG gas cylinder detector, including support frame 2, drive mount 7 and host computer base 15, support frame 2 passes through the bolt fastening at the top position of host computer base 15, drive mount 7 passes through the bolt fastening at the top one end position of host computer base 15, first hole has been seted up at the one end top of drive mount 7, the inside that lies in first hole between the both ends inner wall of drive mount 7 is fixed with the rolling disc through the bearing, and the one end position of rolling disc is fixed with card machine pivot buckle 6, the one end position of card machine pivot buckle 6 is fixed with centrifugal measurement mechanism 5, the top both sides position of support frame 2 is provided with the fixture of vertical setting, the top position of support frame 2 is fixed with the support slewing mechanism.

In the invention, the clamping mechanism comprises clamping frames 3 hinged at two ends of the top of a support frame 2, auxiliary clamping wheels 4 are fixed at one side positions close to the two clamping frames 3 through bearings, the supporting and rotating mechanism comprises four rectangular square grooves arranged at the top of the support frame 2 in an array manner, two horizontally arranged supporting rollers 1 are fixed between the inner walls of two sides of the four square grooves through bearings, a detection rotating shaft 19 is fixed at one of the supporting rollers 1 at the bottom of the support frame 2, a clothing motor 18 is fixed at one end inner wall of the support frame 2 through bolts, the output shaft of the clothing motor 18 is sleeved with the detection rotating shaft 19 through a detection belt, the output shaft of the clothing motor 18 and the detection rotating shaft 19 rotate synchronously, the centrifugal measuring mechanism 5 also comprises a horizontally arranged rotating middle rod 503, the rotating middle rod 503 is fixed with one end position of a card machine rotating shaft buckle 6, three accommodating grooves 501 arranged in a circumferential array manner are arranged on the circumferential outer wall of the rotating middle rod 503, a fixed end block 504 is fixed at one end of the containing groove 501 through a bolt, a first offset rod 505 and a second offset rod 506 are hinged at one end of the fixed end block 504, the first offset rod 505 and the second offset rod 506 are kept parallel, a same measuring machine box 508 is hinged at one end of the first offset rod 505 and the second offset rod 506, a contraction spring 502 is fixed at the middle position of one side of the three second offset rods 506 close to the containing groove 501, the other ends of the three contraction springs 502 are respectively connected with the inner walls of the three containing grooves 501, vertically arranged spring seats 17 are fixed at the two ends of the bottom inner wall of the measuring machine box 508 through bolts, a same measuring roller 507 is fixed between the tops of one ends of the two spring seats 17 through a bearing, the top of the circumferential outer wall of the measuring roller 507 is higher than the top of the measuring machine box 508, and a same vertically arranged vibration sensor 16 is fixed between the top inner wall and the bottom inner wall of the spring seat 17 through a bolt, the bottom position that the top one end of host computer seat 15 is located drive mount 7 has driving motor 9 through the bolt fastening, and driving motor 9's output shaft both ends all are fixed with drive belt dish 14, the rolling disc of drive mount 7 inside and the drive belt dish 14 of one end have cup jointed same first drive belt 8, the one end position handing-over of 15 top one sides of host computer seat has electric putter 12, and electric putter 12's top articulates driven quick-witted case 10 that has the level to set up, the output shaft of driven machine case 10 passes through the drive running roller 11 that the bolt fastening has the level to set up, cup jointed same second drive belt 13 between driven machine case 10's driving roller and another drive belt dish 14.

When the invention is used: in the using process, an operator inserts the opening position of the gas cylinder towards the inside of the centrifugal measuring mechanism 5, the supporting frame 2 at the bottom can stably support the gas cylinder, the rotating process can be ensured through the supporting roller 1, the clamping frame 3 is turned inwards to realize the effect of clamping and fixing the gas cylinder through the auxiliary clamping wheel 4, the lifting of the electric push rod 12 is controlled to enable the circumferential outer wall of the driving roller 11 to be in contact with the outer wall of the gas cylinder so as to drive the gas cylinder to rotate, in the detecting process, the gas cylinder is driven to rotate, the centrifugal measuring mechanism 5 can rotate through the rotation of the clamping rotating shaft buckle 6, due to the centrifugal force, the measuring box 508 is unfolded, the measuring roller 507 is in contact with the inner wall to roll, the flatness of the inner wall can be detected, and the effect of identifying can be carried out through the vibration sensor 16 so as to judge whether the inside of the gas cylinder is complete and flat, in the external measurement process, the rotation of the detection rotating shaft 19 is driven by the rotation of the supporting roller 1, so that the rotation process of the servo motor 18 is driven, and the process of external diameter measurement can be realized.

The above description is only for the preferred embodiment 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 technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An LNG gas cylinder detector comprises a supporting frame (2), a driving fixing frame (7) and a main machine base (15), it is characterized in that the supporting frame (2) is fixed at the top of the main machine base (15) through a bolt, the driving fixing frame (7) is fixed at one end of the top of the main machine base (15) through a bolt, a first hole is arranged at the top of one end of the driving fixing frame (7), a rotating disc is fixed between the inner walls of the two ends of the driving fixing frame (7) and positioned in the first hole through a bearing, a card machine rotating shaft buckle (6) is fixed at one end of the rotating disc, a centrifugal measuring mechanism (5) is fixed at one end of the card machine rotating shaft buckle (6), the clamping mechanism is vertically arranged at two sides of the top of the support frame (2), and a support rotating mechanism is fixed at the top of the support frame (2).

2. The LNG cylinder detector as claimed in claim 1, wherein the clamping mechanism comprises clamping frames (3) hinged to the top ends of the supporting frame (2), and auxiliary clamping wheels (4) are fixed to the positions, close to one side, of the two clamping frames (3) through bearings.

3. The LNG cylinder detector as claimed in claim 1, wherein the supporting and rotating mechanism comprises four rectangular square grooves formed in the top of the supporting frame (2) in an array manner, and two horizontally arranged supporting rollers (1) are fixed between the inner walls of the four square grooves at two sides through bearings.

4. The LNG gas cylinder detector according to claim 3, characterized in that one of the supporting rollers (1) located at the bottom of the supporting frame (2) is fixed with a detection rotating shaft (19), and the inner wall of one end of the supporting frame (2) is fixed with a private clothes motor (18) through a bolt, the output shaft of the private clothes motor (18) is sleeved with the detection rotating shaft (19) through a detection belt, and the output shaft of the private clothes motor (18) and the detection rotating shaft (19) synchronously rotate.

5. The LNG cylinder detector according to claim 1, wherein the centrifugal measuring mechanism (5) further comprises a rotating middle rod (503) horizontally arranged, the rotating middle rod (503) is fixed to one end of the clamping machine rotating shaft buckle (6), and three accommodating grooves (501) arranged in a circumferential array are formed in the circumferential outer wall of the rotating middle rod (503).

6. The LNG cylinder detector as claimed in claim 5, wherein a fixed end block (504) is fixed at one end of the receiving groove (501) through bolts, a first offset rod (505) and a second offset rod (506) are hinged at one end of the fixed end block (504), the first offset rod (505) and the second offset rod (506) are kept parallel, the same measuring machine box (508) is hinged at one end of the first offset rod (505) and the second offset rod (506), a contraction spring (502) is fixed at the middle position of one side of the three second offset rods (506) close to the receiving groove (501), and the other ends of the three contraction springs (502) are respectively connected with the inner walls of the three receiving grooves (501).

7. The LNG cylinder detector as claimed in claim 6, wherein the two ends of the inner wall of the bottom of the measuring box (508) are fixed with vertically arranged spring seats (17) through bolts, and a same measuring roller (507) is fixed between the tops of one ends of the two spring seats (17) through a bearing, and the top of the circumferential outer wall of the measuring roller (507) is higher than the top of the measuring box (508).

8. The LNG cylinder detector as claimed in claim 7, wherein the same vertically arranged vibration sensor (16) is fixed between the top inner wall and the bottom inner wall of the spring seat (17) through bolts.

9. The LNG gas cylinder detector according to claim 1, wherein one end of the top of the main base (15) is located at the bottom of the drive fixing frame (7) and is fixed with a drive motor (9) through bolts, two ends of an output shaft of the drive motor (9) are fixed with drive belt pulleys (14), and a rotating disc inside the drive fixing frame (7) and the drive belt pulley (14) at one end are sleeved with a same first drive belt (8).

10. The LNG gas cylinder detector according to claim 1, characterized in that one end of one side of the top of the main base (15) is provided with an electric push rod (12) in a cross connection mode, the top of the electric push rod (12) is hinged to a horizontally arranged driven case (10), an output shaft of the driven case (10) is fixed with a horizontally arranged driving roller wheel (11) through a bolt, and a same second driving belt (13) is sleeved between a driving roller of the driven case (10) and another driving belt disc (14).