CN114777621B

CN114777621B - Roundness detection device for gas pumping pipe production

Info

Publication number: CN114777621B
Application number: CN202210397622.7A
Authority: CN
Inventors: 张彬; 李勇; 张永珍; 李琳; 花文康; 潘玥; 李立
Original assignee: Anhui Shengfang Machinery Manufacturing Co ltd
Current assignee: Anhui Shengfang Machinery Manufacturing Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2023-07-04
Anticipated expiration: 2042-04-15
Also published as: CN114777621A

Abstract

The invention discloses a roundness detection device for gas pumping and discharging pipe production, which relates to the technical field of pipe roundness detection and comprises a base, wherein two clamping assemblies are arranged on the upper surface of the base, one side of the base is provided with an adjusting assembly, the upper surface of the adjusting assembly is provided with a measuring assembly, the measuring assembly comprises a cylinder, one end of the cylinder is provided with a rack, the upper surface of the rack is provided with a gear, and the bottom end of the rack is provided with a second limiting block; the roundness detection device enables the round tube to be more stable through the clamping assembly during measurement, prevents shaking during measurement, ensures accurate measured numerical values, and prevents gas explosion caused by errors in roundness data of the gas pumping tube.

Description

Roundness detection device for gas pumping pipe production

Technical Field

The invention relates to the technical field of pipe roundness detection, in particular to a roundness detection device for gas pumping pipe production.

Background

According to the statistical data in recent years, in various coal mine accidents, coal mine accidents caused by gas explosion account for about 47% of the total number of coal mine accidents, in order to ensure safe production, the units and departments at all levels of coal mine pay attention to the related research on gas, currently, the most common measure in coal mine production is to pump out the gas by using a special pipeline so as to ensure safe operation of the coal mine, roundness detection is required to be carried out on the gas pumping pipes in production, the produced gas pumping pipes are ensured to be qualified, and gas explosion is prevented.

The existing roundness detection device cannot be adjusted, and can only detect round pipes of the same model, so that different equipment is required for detecting round pipes of different models, even the inner pipe and the outer pipe are required to be different in equipment, the mechanical investment is wasted, in addition, the existing roundness detection device is not stable enough in measurement, shaking is generated, the measured numerical value is not accurate enough, and gas explosion can be caused when the measured numerical value is severe, and therefore, a roundness detection device for gas pumping pipe production needs to be designed to solve the problems.

Disclosure of Invention

In order to solve the defects in the background art, the invention aims to provide the roundness detection device for the production of the gas pumping pipe, the roundness detection device can be adjusted, can detect round pipes of different types, can detect the roundness of the inner pipe and the outer pipe of the same round pipe, and saves mechanical investment;

meanwhile, when the roundness detection device is used, the circular tube is more stable through the clamping assembly during measurement, shaking during measurement is prevented, the measured numerical value is ensured to be accurate, and gas explosion caused by errors in roundness data of the gas pumping and discharging tube is prevented.

The aim of the invention can be achieved by the following technical scheme:

the roundness detection device for gas pumping and draining pipe production comprises a base, wherein two clamping assemblies are arranged on the upper surface of the base, an adjusting assembly is arranged on one side of the base, and a measuring assembly is arranged on the upper surface of the adjusting assembly;

the measuring assembly comprises a cylinder, one end of the cylinder is provided with a rack, the upper surface of the rack is provided with a gear, the bottom of the rack is provided with a second limiting block, one side of the gear is fixedly provided with a test ring, the outer surface of the test ring is sleeved with a fixing ring, the inner cavity of the test ring is provided with an adjusting ring, the inner cavity of the adjusting ring is sleeved with a first adjusting rod, the outer surface of the adjusting ring is provided with a sliding rail, and the inner cavity of the sliding rail is slidably connected with a measuring rod assembly.

Further, the rack is meshed with the gear, the adjusting ring is rotationally connected with the testing ring, two sliding rails are arranged, the distances from the two sliding rails to the center are equal, and the bottom ends of the measuring rod assembly and the testing ring are in sliding connection.

Further, the measuring rod assembly comprises a loop bar, one end of the loop bar is fixedly provided with a fixing bar, one end of the fixing bar, which is far away from the loop bar, is fixedly provided with a clamping block, the inner cavity of the loop bar is sleeved with a second adjusting rod, the outer surface of the second adjusting rod is provided with a plurality of grooves, the upper surface of each groove is fixedly provided with a measuring block, and the inner cavity of each measuring block is slidably connected with a sliding rod.

Further, the inner cavity of the loop bar is provided with a limit groove, the outer surface of the second adjusting rod is provided with a protruding block, the protruding block is clamped with the limit groove, the outer surface of the measuring block is provided with scale marks, and the clamping block is clamped with the groove.

Further, the clamping assembly comprises a first fixed block, the adjustment tank has been seted up to the bottom of first fixed block, the inner chamber sliding connection of first fixed block has the supporting shoe, the bottom both sides of supporting shoe are provided with the telescopic link, the both sides of telescopic link are provided with the extrusion piece, the top intermediate position of first fixed block is provided with first stopper, the both sides of first stopper are provided with the head rod, the surface rotation of head rod is connected with the clamp splice, the both ends of clamp splice are provided with the runner, the top of supporting shoe is provided with the runner.

Further, the middle of supporting shoe inclines, and with the runner laminating of clamp splice bottom, the inner chamber of telescopic link is provided with the spring, the inner chamber block of extrusion piece and adjustment tank, first stopper and supporting shoe cup joint.

Further, the adjusting component comprises a connecting block, a sleeve block is fixedly arranged on the upper surface of the connecting block, a telescopic block is sleeved in an inner cavity of the sleeve block, a second connecting rod is fixedly arranged on one side of the telescopic block, a second fixing block is arranged on the lower surface of one end of the second connecting rod, and an adjusting block is fixedly arranged on the outer surface of the second connecting rod.

Further, flexible piece and cover piece sliding connection, regulating block and second fixed block sliding connection, second stopper and second connecting rod fixed connection, solid fixed ring and regulating block fixed connection.

The invention has the beneficial effects that:

1. the roundness detection device can be used for adjusting, detecting round pipes of different types and detecting the roundness of the inner pipe and the outer pipe of the same round pipe, so that the mechanical investment is saved;

2. according to the roundness detection device, the circular tube is more stable through the clamping assembly during measurement, shaking during measurement is prevented, the measured numerical value is ensured to be accurate, and gas explosion caused by errors in roundness data of the gas pumping tube is prevented.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the structure of the measuring assembly of the present invention;

FIG. 3 is a schematic view of a clamping assembly according to the present invention;

FIG. 4 is a schematic view of the structure of the adjusting assembly of the present invention;

FIG. 5 is a schematic view of the structure of the adjusting lever of the present invention;

FIG. 6 is a schematic diagram of a test ring structure according to the present invention;

FIG. 7 is a schematic view of a slide rail according to the present invention;

FIG. 8 is a schematic view of the measuring rod assembly of the present invention.

In the figure: 1. a base; 2. a clamping assembly; 21. a first fixed block; 22. an adjustment tank; 23. a support block; 24. a telescopic rod; 25. extruding the sheet; 26. a first limiting block; 27. a first connecting rod; 28. clamping blocks; 29. a rotating wheel; 3. an adjustment assembly; 31. a connecting block; 32. sleeving blocks; 33. a telescopic block; 34. a second connecting rod; 35. a second fixed block; 36. an adjusting block; 4. a measurement assembly; 41. a cylinder; 42. a rack; 43. a gear; 44. a second limiting block; 45. a test ring; 46. a fixing ring; 47. an adjusting ring; 48. a first adjusting lever; 49. a slide rail; 410. a measuring rod assembly; 4101. a loop bar; 4102. a fixing strip; 4103. a clamping block; 4104. a second adjusting lever; 4105. a groove; 4106. a measuring block; 4107. and a slide bar.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements 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.

A roundness detection device for gas pump drainage pipe production, as shown in fig. 1 and 2, including base 1, the upper surface of base 1 is provided with clamping assembly 2, and clamping assembly 2 is by two, and one side of base 1 is provided with adjusting part 3, and adjusting part 3's upper surface is provided with measuring part 4, places the gas pump drainage pipe and carries out the centre of a circle at two clamping assembly 2 intermediate positions centre of holding, guarantees measuring part 4's centre of a circle and the centre of a circle of gas pump drainage pipe through adjusting part 3's height on an axis, makes measuring part 4 data's accuracy when rotating the measurement.

As shown in fig. 4, fig. 5, fig. 6 and fig. 7, the measuring assembly 4 includes the cylinder 41, the one end of cylinder 41 is provided with rack 42, the upper surface of rack 42 is provided with gear 43, the bottom of rack 42 is provided with second stopper 44, one side fixed mounting of gear 43 has test ring 45, the fixed ring 46 has been cup jointed to the surface of test ring 45, the inner chamber of test ring 45 is provided with adjusting ring 47, first regulation pole 48 has been cup jointed to the inner chamber of adjusting ring 47, slide rail 49 has been seted up to the surface of adjusting ring 47, slide rail 49's inner chamber sliding connection has measuring rod assembly 410, rack 42 and gear 43 meshing, adjusting ring 47 and test ring 45 rotate and connect, slide rail 49 has two, and the distance between two slide rails 49 and the center equals, thus two measuring rod assembly 410 is symmetrical all the time when adjusting in slide rail 49, measuring rod assembly 410 and the bottom sliding connection of test ring 45, it is flexible in the inner chamber of second stopper 44 to drive rack 42 through cylinder 41, make gear 43 take place the rotation, the rotation of gear 43 drives test ring 45 take place rotation, test ring 45, first regulation rod assembly 410 has been driven the rotation in the measuring rod assembly 410, the gas pump assembly rotation, the measuring rod assembly has been driven the measuring rod assembly 410 rotation, the gas pump assembly has not been driven the rotation of the measuring rod assembly 48, and has been driven the gas pump assembly rotation assembly, and has not been changed the diameter of the measuring rod assembly, and has been changed the gas pump assembly, and has been driven the gas pump assembly and has been moved in the assembly, and has been driven the assembly and has been moved in the assembly, and has been driven and a test assembly and a gas assembly and a test assembly.

As shown in fig. 6 and 7, the measuring rod assembly 410 includes a sleeve 4101, a fixing bar 4102 is fixedly mounted at one end of the sleeve 4101, a clamping block 4103 is fixedly mounted at one end of the fixing bar 4102 far away from the sleeve 4101, a second adjusting rod 4104 is sleeved in an inner cavity of the sleeve 4101, a groove 4105 is formed in the outer surface of the second adjusting rod 4104, a plurality of grooves 4105 are formed, a measuring block 4106 is fixedly mounted on the upper surface of the groove 4105, a sliding rod 4107 is slidingly connected in the inner cavity of the measuring block 4106, a limiting groove is formed in the inner cavity of the sleeve 4101, a bump is arranged on the outer surface of the second adjusting rod 4104, the bump and the limiting groove are clamped, so that the second adjusting rod 4104 is prevented from rotating when the sleeve 4101 stretches and contracts, a scale mark is arranged on the outer surface of the measuring block 4106, the clamping block 4103 is clamped with the groove 4105, the length of the sleeve rod 4101 and the second adjusting rod 4104 is changed by clamping different grooves 4105 and clamping blocks 4103, so that the roundness of the inner diameter of the gas drainage pipe is conveniently measured, the sliding rod 4107 is adjusted to a certain position, whether the circular arc generated by the rotation of the sliding rod 4107 in the gas drainage pipe coincides with the inner diameter or the outer diameter of the gas drainage pipe or not is convenient to measure, if the roundness is insufficient, the sliding rod 4107 moves in the measuring block 4106, the difference between the roundness of the gas drainage pipe and the standard rotation can be calculated according to the scale on the measuring block 4106, the sliding rod 4107 is a circle drawn by taking the adjusting ring 47 as the center of a circle, the measuring rod assembly 410 can slide in the sliding rail 49 to change the distance of the center of the circle so as to measure the circles with different sizes, and the length of the measuring rod assembly 410 is changed so as to conveniently measure the inner diameter of the gas drainage pipe.

As shown in fig. 3, the clamping assembly 2 comprises a first fixed block 21, an adjusting groove 22 is formed at the bottom end of the first fixed block 21, a supporting block 23 is slidably connected in an inner cavity of the first fixed block 21, telescopic rods 24 are arranged at two sides of the bottom end of the supporting block 23, pressing sheets 25 are arranged at two sides of the telescopic rods 24, a first limiting block 26 is arranged at the middle position of the top end of the first fixed block 21, a first connecting rod 27 is arranged at two sides of the first limiting block 26, a clamping block 28 is rotatably connected to the outer surface of the first connecting rod 27, rotating wheels 29 are arranged at two ends of the clamping block 28, rotating wheels 29 are arranged at the top end of the supporting block 23, the middle of the supporting block 23 is inclined and is attached to the rotating wheels 29 at the bottom end of the clamping block 28, springs are arranged in the inner cavity of the telescopic rods 24, the pressing sheets 25 are clamped with the inner cavity of the adjusting groove 22, first stopper 26 cup joints with supporting shoe 23, put the gas pump drainage pipe between clamp splice 28, fix the gas pump drainage pipe through three runner 29, the position of different diameters can be through adjusting supporting shoe 23, when the gas pump drainage pipe diameter is big, move supporting shoe 23 down, then the distance between two clamp splices 28 increases, supporting shoe 23 reduces this moment, can place the gas pump drainage pipe that the diameter is big, make the inner chamber of extrusion piece 25 and adjustment tank 22 break away from the block through pressing extrusion piece 25, alright adjust supporting shoe 23 this moment, after the position adjustment, the spring of telescopic link 24 inner chamber makes extrusion piece 25 tightly and adjustment tank 22 block, make supporting shoe 23 fixed, guarantee that the gas pump drainage pipe is stable.

As shown in fig. 1 and 4, the adjusting assembly 3 includes a connecting block 31, a sleeve block 32 is fixedly installed on the upper surface of the connecting block 31, a telescopic block 33 is sleeved in an inner cavity of the sleeve block 32, a second connecting rod 34 is fixedly installed on one side of the telescopic block 33, a second fixing block 35 is arranged on the lower surface of one end of the second connecting rod 34, an adjusting block 36 is fixedly installed on the outer surface of the second connecting rod 34, the telescopic block 33 is slidably connected with the sleeve block 32, the adjusting block 36 is slidably connected with the second fixing block 35, a second limiting block 44 is fixedly connected with the second connecting rod 34, a fixing ring 46 is fixedly connected with the adjusting block 36, the height of a rack 42 and the fixing ring 46 is changed by adjusting the adjusting block 36 at the upper end of the second fixing block 35, and the rack 42 and the gear 43 are always meshed, so that the circle center of the adjusting ring 47 and the circle center of a gas pumping pipe are always located on the same axis, and the roundness of the gas pumping pipe is conveniently measured when the measuring rod assembly 410 rotates.

In use, the gas pump is placed between the clamping blocks 28, the gas pump is fixed by the three rotating wheels 29, the positions of the supporting blocks 23 can be adjusted, when the diameters of the gas pump are large, the supporting blocks 23 are moved downwards, the distance between the two clamping blocks 28 is increased, the supporting blocks 23 are lowered, the gas pump with large diameters can be placed, the positions of the fixing rings 46 are lifted by adjusting the positions of the telescopic blocks 33 in the sleeve blocks 32 and the positions of the adjusting blocks 36 in the second fixing blocks 35, the circle centers of the fixing rings 46 and the circle centers of the gas pump are located on the same axis, the racks 42 are pulled by the cylinders 41 to move so that the test rings 45 rotate, the measuring rod assemblies 410 also rotate in the rotating process, and the roundness of the gas pump is determined by determining whether the sliding rods 4107 move on the measuring blocks 4106.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.

Claims

1. The roundness detection device for gas pumping and draining pipe production comprises a base (1), and is characterized in that clamping assemblies (2) are arranged on the upper surface of the base (1), two clamping assemblies (2) are arranged on one side of the base (1), an adjusting assembly (3) is arranged on the upper surface of the adjusting assembly (3), and a measuring assembly (4) is arranged on the upper surface of the adjusting assembly;

the measuring assembly (4) comprises an air cylinder (41), one end of the air cylinder (41) is provided with a rack (42), the upper surface of the rack (42) is provided with a gear (43), the bottom end of the rack (42) is provided with a second limiting block (44), one side of the gear (43) is fixedly provided with a testing ring (45), the outer surface of the testing ring (45) is sleeved with a fixing ring (46), the inner cavity of the testing ring (45) is provided with an adjusting ring (47), the inner cavity of the adjusting ring (47) is sleeved with a first adjusting rod (48), the outer surface of the adjusting ring (47) is provided with a sliding rail (49), and the inner cavity of the sliding rail (49) is slidably connected with a measuring rod assembly (410);

the rack (42) is meshed with the gear (43), the adjusting ring (47) is rotationally connected with the testing ring (45), two sliding rails (49) are arranged, the distances from the two sliding rails (49) to the center are equal, and the bottom ends of the measuring rod assembly (410) and the testing ring (45) are in sliding connection;

the measuring rod assembly (410) comprises a sleeve rod (4101), one end of the sleeve rod (4101) is fixedly provided with a fixing strip (4102), one end of the fixing strip (4102) away from the sleeve rod (4101) is fixedly provided with a clamping block (4103), an inner cavity of the sleeve rod (4101) is sleeved with a second adjusting rod (4104), the outer surface of the second adjusting rod (4104) is provided with a plurality of grooves (4105), the upper surface of the grooves (4105) is fixedly provided with a measuring block (4106), and the inner cavity of the measuring block (4106) is slidably connected with a sliding rod (4107).

2. The roundness detection device for gas pump drainage pipe production according to claim 1, wherein the inner cavity of the sleeve rod (4101) is provided with a limit groove, the outer surface of the second adjusting rod (4104) is provided with a bump, the bump is clamped with the limit groove, the outer surface of the measuring block (4106) is provided with scale marks, and the clamping block (4103) is clamped with the groove (4105).

3. The roundness detection device for gas pump drainage pipe production according to claim 1, characterized in that the clamping assembly (2) comprises a first fixed block (21), an adjusting groove (22) is formed in the bottom end of the first fixed block (21), a supporting block (23) is slidably connected to an inner cavity of the first fixed block (21), telescopic rods (24) are arranged on two sides of the bottom end of the supporting block (23), extrusion sheets (25) are arranged on two sides of the telescopic rods (24), a first limiting block (26) is arranged at the middle position of the top end of the first fixed block (21), a first connecting rod (27) is arranged on two sides of the first limiting block (26), clamping blocks (28) are rotatably connected to the outer surface of the first connecting rod (27), rotating wheels (29) are arranged at two ends of the clamping blocks (28), and rotating wheels (29) are arranged on the top ends of the supporting block (23).

4. A roundness detection device for gas pump drainage pipe production according to claim 3, characterized in that the middle of the supporting block (23) is inclined and is attached to a rotating wheel (29) at the bottom end of the clamping block (28), a spring is arranged in the inner cavity of the telescopic rod (24), the extrusion piece (25) is clamped with the inner cavity of the adjusting groove (22), and the first limiting block (26) is sleeved with the supporting block (23).

5. The roundness detection device for gas pumping and draining pipes according to claim 1, characterized in that the adjusting component (3) comprises a connecting block (31), a sleeve block (32) is fixedly arranged on the upper surface of the connecting block (31), a telescopic block (33) is sleeved in an inner cavity of the sleeve block (32), a second connecting rod (34) is fixedly arranged on one side of the telescopic block (33), a second fixing block (35) is arranged on the lower surface of one end of the second connecting rod (34), and an adjusting block (36) is fixedly arranged on the outer surface of the second connecting rod (34).

6. The roundness detection device for gas extraction pipe production according to claim 5, characterized in that the telescopic block (33) is slidably connected with the sleeve block (32), the adjusting block (36) is slidably connected with the second fixing block (35), the second limiting block (44) is fixedly connected with the second connecting rod (34), and the fixing ring (46) is fixedly connected with the adjusting block (36).