CN210922981U - Air tightness testing device of industrial furnace pipe - Google Patents
Air tightness testing device of industrial furnace pipe Download PDFInfo
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- CN210922981U CN210922981U CN201921983976.XU CN201921983976U CN210922981U CN 210922981 U CN210922981 U CN 210922981U CN 201921983976 U CN201921983976 U CN 201921983976U CN 210922981 U CN210922981 U CN 210922981U
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Abstract
The utility model provides an air tightness testing device of an industrial furnace pipe, which comprises a frame, wherein a material rack and an air inlet detection mechanism are arranged on the frame from left to right, the material rack is obliquely arranged from left to right, a furnace pipe is arranged on the material rack, the right end of the material rack is provided with an upward convex limiting clamping table, a material stirring part is arranged below the material rack, the material stirring part stirs the furnace pipe on the rightmost side of the material rack to the air inlet detection mechanism for air tightness testing, the testing device has simple structure, low manufacturing cost and high testing efficiency, can realize the automation of air tightness testing, can spray soap water to the pipe body of the furnace pipe through a spray gun, simultaneously conveys air into the inner cavity of the furnace pipe, when the outer wall of the furnace pipe is provided with air holes, the corresponding position can spit air bubbles outwards, the testing mode is simple and stable, the possibility of misjudgment is less, the quality of the product is ensured.
Description
Technical Field
The utility model relates to a chemical industry field especially relates to an air tightness testing arrangement of industrial furnace stove pipe.
Background
The furnace tube is mainly used for manufacturing water-cooled wall tubes, boiling water tubes, overheated steam tubes for locomotive boilers, large and small smoke tubes, arch brick tubes and the like, the length of the industrial furnace tube is longer and generally reaches 5-9 meters, the industrial furnace tube is generally formed by welding a plurality of sections of furnace tubes, the welded furnace tube needs to be subjected to airtightness testing, in the prior art, the furnace tube is generally carried to a workbench to be subjected to airtightness testing manually, the manual mode is low in efficiency, the workload of workers is increased, the possibility of misjudgment of the manual testing mode is high, and the quality cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the manual mode efficiency of carrying out the gas tightness test is lower, and the quality can not be guaranteed, the utility model provides an air tightness testing arrangement of industrial furnace stove pipe solves above-mentioned problem.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an air tightness testing arrangement of industrial furnace stove pipe, includes the frame, be provided with the work or material rest and admit air detection mechanism from a left side to the right side in the frame, the work or material rest sets up from a left side to the right side slope, the boiler tube has been placed on the work or material rest, the right-hand member of work or material rest is equipped with the bellied spacing ka tai that makes progress, the below of work or material rest is equipped with dials material portion, can stir boiler tube on the work or material rest extremely admit air on the detection mechanism, the detection mechanism that admits air can be to conveying gas in the inner chamber.
Further: the material poking part comprises a material poking claw, a rotating shaft, a connecting rod and a first cylinder, the rotating shaft is rotatably arranged on the rack and parallel to the furnace tube, one end of the connecting rod is fixedly connected with the rotating shaft, the other end of the connecting rod is hinged with a piston rod of the first cylinder, a cylinder body of the first cylinder is hinged to the rack, the piston rod of the first cylinder can drive the rotating shaft to rotate, the right end of the material poking claw is fixedly arranged on the rotating shaft, and the rotating shaft can drive the material poking claw to rotate and poke the left furnace tube of the limiting clamping table onto the bearing support.
Further: the air inlet detection mechanism comprises two bearing supports, each bearing support comprises two bearing seats, the two bearing seats are respectively positioned at two sides below the furnace tube, the upper end face of each bearing seat is arc-shaped and matched with the outer wall of the furnace tube, the two bearing seats bear the furnace tube, a second air cylinder is arranged on the rack, a cylinder body of the second air cylinder is fixedly arranged on the rack, and a piston rod of the second air cylinder is fixedly connected with the bearing seats and can drive the bearing seats to move along the horizontal direction.
Further: the gas inlet detection mechanism further comprises a gas inlet pipe, a spray gun, a clamping mechanism and a rotation adjusting mechanism, wherein the clamping mechanism can clamp two ends of the furnace pipe, the clamping mechanism passes through the rotation adjusting mechanism arranged on a fixed frame, the rotation adjusting mechanism can drive the furnace pipe to rotate along a central shaft, the gas inlet pipe is communicated with the gas inlet end of the furnace pipe, the spray gun is aligned with the outer wall of the furnace pipe, the spray gun is arranged on the frame through a horizontal adjusting mechanism, and the horizontal adjusting mechanism can drive the spray gun to move along a direction parallel to the position of the central shaft of the furnace pipe.
Further: the clamping mechanism comprises a left clamping block, a right clamping block and a third cylinder, the left clamping block and the right clamping block clamp the two ends of the furnace tube, the left clamping block is connected with the rotation adjusting mechanism, a first air passage communicated with the air inlet end of the furnace tube is arranged in the left clamping block, a cylinder body of the third cylinder is fixedly arranged on the rack, the right clamping block is rotatably arranged on a piston rod of the third cylinder, and the piston rod of the third cylinder can drive the right clamping block to move left and right along the horizontal direction.
Further: the rotation adjusting mechanism comprises a rotary joint, a first driving motor, a driving wheel and a driven wheel, the rotary joint comprises a shell and a rotation shaft installed on the shell in a rotating mode, the shell is fixedly arranged on the rack, the rotation shaft is fixedly connected with the left clamping block, a second air passage is arranged on the shell, a third air passage communicated with the first air passage is arranged on the rotation shaft, the air inlet pipe is communicated with the third air passage through the second air passage, the driven wheel is fixedly arranged on the rotation shaft, the first driving motor is fixedly arranged on the rack, the driving wheel is fixedly connected with an output shaft of the first driving motor, and the driven wheel is connected with the driving wheel through a belt.
Further: the horizontal adjusting mechanism comprises a second driving motor, a guide rail, a sliding block and a lead screw, the guide rail is arranged on the rack in the horizontal direction, the lead screw is parallel to the guide rail, the sliding block is arranged on the lead screw and fixedly connected with the spray gun, the lead screw rotates to drive the sliding block to move along the guide rail, the second driving motor is fixedly arranged on the rack, and an output shaft of the second driving motor is fixedly connected with the lead screw.
The beneficial effects of the utility model are that, the utility model relates to an air tightness testing arrangement of industrial furnace stove pipe dials material portion and detection mechanism that admits air through setting up, dial material portion and stir the boiler tube on the rightmost side on the work or material rest to the last air tightness test that admits air detection mechanism goes up, this kind of testing arrangement simple structure, low in manufacturing cost, and efficiency of software testing is high, can realize the automation of air tightness test, can be full of soapy water to the pipe shaft of boiler tube through the spray gun, the intake pipe is gaseous to the inner chamber of boiler tube in to the inner chamber simultaneously, when having the gas pocket on the outer wall of boiler tube, corresponding position will outwards tell the bubble, this kind of test mode is simple and stable, the possibility of erroneous judgement is less, the quality of product has been.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural view of a gas tightness testing device for a furnace tube of an industrial furnace according to the present invention;
FIG. 2 is a schematic view of a furnace tube placed on a testing apparatus;
fig. 3 is a schematic structural view of the stack;
FIG. 4 is a schematic structural view of the kick-out portion;
fig. 5 is a schematic configuration diagram of the intake air detection mechanism.
In the figure, the device comprises a frame 1, a frame 2, a rack 3, a furnace tube 5, a limiting clamping table 6, a material stirring claw 7, a rotating shaft 8, a connecting rod 9, a first air cylinder 10, a bearing seat 11, a second air cylinder 12, an air inlet pipe 13, a spray gun 14, a left clamping block 15, a right clamping block 16, a third air cylinder 17, a first air passage 18, a first driving motor 19, a driving wheel 20, a driven wheel 21, a shell, a 22, a rotating shaft 23, a second air passage 24, a third air passage 25, a second driving motor 26, a guide rail 27, a sliding block 28 and a lead screw.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.
As shown in fig. 1, fig. 2 and fig. 3, the utility model provides an air tightness testing arrangement of industrial furnace stove pipe, which comprises a frame 1, be provided with work or material rest 2 and the detection mechanism that admits air from a left side to the right side in the frame 1, work or material rest 2 inclines from a left side to the right side and sets up, boiler tube 3 has been placed on work or material rest 2, the right-hand member of work or material rest 2 is equipped with the bellied spacing ka tai 5 that makes progress, the below of work or material rest 2 is equipped with dials material portion, can stir boiler tube 3 on the work or material rest 2 extremely admit air on the detection mechanism, the detection mechanism that admits air can be to conveying gas in boiler tube 3's.
As shown in a combined drawing 4, the material shifting part comprises a material shifting claw 6, a rotating shaft 7, a connecting rod 8 and a first air cylinder 9, the rotating shaft 7 is rotatably arranged on the rack 1 and is parallel to the arrangement of the furnace tubes 3, one end of the connecting rod 8 is fixedly connected with the rotating shaft 7, the other end of the connecting rod 8 is hinged to a piston rod of the first air cylinder 9, a cylinder body of the first air cylinder 9 is hinged to the rack 1, the piston rod of the first air cylinder 9 can drive the rotating shaft 7 to rotate, the right end of the material shifting claw is fixedly arranged on the rotating shaft 7, and the rotating shaft 7 can drive the material shifting claw 6 to rotate and shift the furnace tubes 3 on the left side of the limiting clamping table 5 to the bearing support.
The gas inlet detection mechanism comprises two bearing supports, each bearing support comprises two bearing seats 10, the two bearing seats 10 are respectively located on two sides below the furnace tube 3, the upper end face of each bearing seat 10 is in an arc shape matched with the outer wall of the furnace tube 3, the two bearing seats 10 bear the furnace tube 3, a second cylinder 11 is arranged on the rack, the cylinder body of the second cylinder 11 is fixedly arranged on the rack 1, and the piston rod of the second cylinder 11 is fixedly connected with the bearing seats 10 and can drive the bearing seats 10 to move in the horizontal direction.
As shown in a combined drawing 5, the air inlet detection mechanism further comprises an air inlet pipe 12, a spray gun 13, a clamping mechanism and a rotation adjusting mechanism, the clamping mechanism can clamp two ends of the furnace pipe 3, the clamping mechanism is arranged on the fixed rack 1 through the rotation adjusting mechanism, the rotation adjusting mechanism can drive the furnace pipe 3 to rotate along the central shaft, the air inlet pipe 12 is communicated with the air inlet end of the furnace pipe 3, the spray gun 13 is aligned with the outer wall of the furnace pipe 3, the spray gun 13 is arranged on the rack 1 through a horizontal adjusting mechanism, and the horizontal adjusting mechanism can drive the spray gun 13 to move along the position parallel to the central shaft of the furnace pipe 3.
The furnace tube 3 to be tested is assembled on the clamping mechanism, the spray gun 13 sprays soapy water to the tube body of the furnace tube 3 and moves left and right under the driving of the horizontal adjusting mechanism, the rotating adjusting mechanism drives the furnace tube 3 to rotate, so that the spray gun 13 can spray soapy water to the tube body of the furnace tube 3, meanwhile, the air inlet pipe 12 conveys air to the inner cavity of the furnace tube 3, when air holes are formed in the outer wall of the furnace tube 3, the corresponding positions can outwards spit air bubbles, and then the air tightness test is carried out.
The clamping mechanism comprises a left clamping block 14, a right clamping block 15 and a third air cylinder 16, the left clamping block 14 and the right clamping block 15 clamp the two ends of the furnace tube 3, the left clamping block 14 is connected with the rotation adjusting mechanism, a first air passage 17 communicated with the air inlet end of the furnace tube 3 is arranged in the left clamping block 14, the cylinder body of the third air cylinder 16 is fixedly arranged on the rack 1, the right clamping block 15 is rotatably arranged on the piston rod of the third air cylinder 16, and the piston rod of the third air cylinder 16 can drive the right clamping block 15 to move left and right along the horizontal direction.
When the second cylinder 11 drives the two bearing seats 10 to be attached to each other, the furnace tube 3 is supported, then the third cylinder 16 drives the right clamping block 15 to move leftwards to fix the furnace tube 3 on the clamping mechanism, then the second cylinder 11 drives the two bearing seats 10 to be far away from the furnace tube 3, and the rotation adjusting mechanism drives the furnace tube 3 to rotate along the central shaft to perform the air tightness test.
The rotation adjusting mechanism comprises a rotary joint, a first driving motor 18, a driving wheel 19 and a driven wheel 20, the rotary joint comprises a shell 21 and a rotating shaft 22 rotatably mounted on the shell 21, the shell 21 is fixedly arranged on the rack 1, the rotating shaft 22 is fixedly connected with the left clamping block 14, a second air passage 23 is arranged on the shell 21, a third air passage 24 communicated with the first air passage is arranged on the rotating shaft 22, the air inlet pipe 12 and the third air passage 24 are communicated through the second air passage 23, the driven wheel 20 is fixedly arranged on the rotating shaft 22, the first driving motor 18 is fixedly arranged on the rack 1, the driving wheel 19 is fixedly connected with an output shaft of the first driving motor 18, and the driven wheel 20 is connected with the driving wheel 19 through a belt.
The driven wheel 20 is driven to rotate through the rotation of the output shaft of the first driving motor 18, and then the rotating shaft 22 of the rotary joint is driven to rotate, so that the rotating speed of the furnace tube 3 can be accurately controlled by controlling the rotation quantity of the driving motor, and the automatic control of the rotation of the furnace tube 3 is realized.
The horizontal adjusting mechanism comprises a second driving motor 25, a guide rail 26, a slide block 27 and a lead screw 28, the guide rail 26 is arranged on the frame 1 along the horizontal direction, the lead screw 28 is arranged on the frame 1 in parallel with the guide rail 26, the slide block 27 is mounted on the lead screw 28 and is fixedly connected with the spray gun 13, the lead screw 28 rotates to drive the slide block 27 to move along the guide rail 26, the second driving motor 25 is fixedly arranged on the frame 1, an output shaft of the second driving motor 25 is fixedly connected with the lead screw 28, the transmission structure of the lead screw 28 and the slide block 27 is reliable, the movement of the spray gun 13 is determined by the rotation amount of the lead screw 28, the rotation of the lead screw 28 is driven by the second driving motor 25, and the automatic control of the horizontal adjusting mechanism can be realized.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides an air tightness testing arrangement of industrial furnace stove pipe, includes frame (1), be provided with work or material rest (2) and admit air detection mechanism, its characterized in that from a left side to the right side in frame (1): the material rack (2) is obliquely arranged from left to right, a furnace tube (3) is placed on the material rack (2), an upward convex limiting clamping table (5) is arranged at the right end of the material rack (2), a material stirring part is arranged below the material rack (2) and can stir the furnace tube (3) on the material rack (2) to the air inlet detection mechanism, and the air inlet detection mechanism can convey gas into an inner cavity of the furnace tube (3) and detect the air tightness of the furnace tube (3).
2. The airtightness testing apparatus for the furnace tube of the industrial furnace according to claim 1, wherein: dial material portion including dialling material claw (6), pivot (7), connecting rod (8) and first cylinder (9), pivot (7) rotate to set up in frame (1), and be on a parallel with boiler tube (3) set up, the one end of connecting rod (8) with pivot (7) fixed connection, the other end of connecting rod (8) with the piston rod of first cylinder (9) is articulated mutually, the cylinder body of first cylinder (9) articulates in frame (1), the piston rod work of first cylinder (9) can drive pivot (7) rotate, the right-hand member of dialling the material and grabbing is fixed to be set up in on pivot (7), pivot (7) rotate and to drive dial material claw (6) and rotate to stir the bearing support with left (3) of spacing ka tai (5).
3. The airtightness testing apparatus for the furnace tube of the industrial furnace according to claim 2, wherein: the gas inlet detection mechanism comprises two bearing supports, each bearing support comprises two bearing seats (10), the two bearing seats (10) are respectively located on two sides of the lower portion of the furnace tube (3), the upper end face of each bearing seat (10) is in an arc shape matched with the outer wall of the furnace tube (3), the two bearing seats (10) support the furnace tube (3), a second cylinder (11) is arranged on the rack, a cylinder body of the second cylinder (11) is fixedly arranged on the rack (1), and a piston rod of the second cylinder (11) is fixedly connected with the bearing seats (10) and can drive the bearing seats (10) to move along the horizontal direction.
4. The airtightness testing apparatus for the furnace tube of the industrial furnace according to claim 1, wherein: the gas inlet detection mechanism further comprises a gas inlet pipe (12), a spray gun (13), a clamping mechanism and a rotation adjusting mechanism, wherein the clamping mechanism can clamp the two ends of the furnace pipe (3), the clamping mechanism passes through the rotation adjusting mechanism is arranged on the fixed rack (1), the rotation adjusting mechanism can drive the furnace pipe (3) to rotate along the central shaft, the gas inlet pipe (12) is communicated with the gas inlet end of the furnace pipe (3), the spray gun (13) is aligned with the outer wall of the furnace pipe (3), the spray gun (13) is arranged on the rack (1) through a horizontal adjusting mechanism, and the horizontal adjusting mechanism can drive the spray gun (13) to move along the position parallel to the central shaft of the furnace pipe (3).
5. The airtightness testing apparatus for the furnace tube of the industrial furnace according to claim 4, wherein: the clamping mechanism comprises a left clamping block (14), a right clamping block (15) and a third cylinder (16), wherein the left clamping block (14) and the right clamping block (15) are clamped at two ends of a furnace tube (3), the left clamping block (14) is connected with a rotation adjusting mechanism, a first air passage (17) communicated with the air inlet end of the furnace tube (3) is arranged in the left clamping block (14), a cylinder body of the third cylinder (16) is fixedly arranged on the rack (1), the right clamping block (15) is rotatably arranged on a piston rod of the third cylinder (16), and the piston rod of the third cylinder (16) can drive the right clamping block (15) to move left and right along the horizontal direction.
6. The airtightness testing apparatus for the furnace tube of the industrial furnace according to claim 5, wherein: the rotation adjusting mechanism comprises a rotary joint, a first driving motor (18), a driving wheel (19) and a driven wheel (20), the rotary joint comprises a shell (21) and a rotating shaft (22) rotatably mounted on the shell (21), the shell (21) is fixedly arranged on the rack (1), the rotating shaft (22) is fixedly connected with the left clamping block (14), a second air passage (23) is arranged on the shell (21), a third air passage (24) communicated with the first air passage is arranged on the rotating shaft (22), the air inlet pipe (12) is communicated with the third air passage (24) through the second air passage (23), the driven wheel (20) is fixedly arranged on the rotating shaft (22), the first driving motor (18) is fixedly arranged on the rack (1), and the driving wheel (19) is fixedly connected with an output shaft of the first driving motor (18), the driven wheel (20) is connected with the driving wheel (19) through a belt.
7. The airtightness testing apparatus for the furnace tube of the industrial furnace according to claim 4, wherein: the horizontal adjusting mechanism comprises a second driving motor (25), a guide rail (26), a sliding block (27) and a lead screw (28), the guide rail (26) is arranged on the rack (1) along the horizontal direction, the lead screw (28) is parallel to the guide rail (26) and is arranged on the rack (1), the sliding block (27) is arranged on the lead screw (28) and is fixedly connected with the spray gun (13), the lead screw (28) rotates to drive the sliding block (27) to move along the guide rail (26), the second driving motor (25) is fixedly arranged on the rack (1), and an output shaft of the second driving motor (25) is fixedly connected with the lead screw (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983976.XU CN210922981U (en) | 2019-11-15 | 2019-11-15 | Air tightness testing device of industrial furnace pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983976.XU CN210922981U (en) | 2019-11-15 | 2019-11-15 | Air tightness testing device of industrial furnace pipe |
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| Publication Number | Publication Date |
|---|---|
| CN210922981U true CN210922981U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921983976.XU Active CN210922981U (en) | 2019-11-15 | 2019-11-15 | Air tightness testing device of industrial furnace pipe |
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| CN (1) | CN210922981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720539A (en) * | 2021-11-04 | 2021-11-30 | 济宁安泰矿山设备制造有限公司 | Exhaust manifold airtightness detection device |
-
2019
- 2019-11-15 CN CN201921983976.XU patent/CN210922981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720539A (en) * | 2021-11-04 | 2021-11-30 | 济宁安泰矿山设备制造有限公司 | Exhaust manifold airtightness detection device |
| CN113720539B (en) * | 2021-11-04 | 2024-03-19 | 济宁安泰矿山设备制造有限公司 | Exhaust manifold gas tightness check out test set |
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