CN103464432A - Straight pipe pipeline cleaning gun of long and thin shaft - Google Patents
Straight pipe pipeline cleaning gun of long and thin shaft Download PDFInfo
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- CN103464432A CN103464432A CN2013104690764A CN201310469076A CN103464432A CN 103464432 A CN103464432 A CN 103464432A CN 2013104690764 A CN2013104690764 A CN 2013104690764A CN 201310469076 A CN201310469076 A CN 201310469076A CN 103464432 A CN103464432 A CN 103464432A
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- slender axles
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- pipeline cleaning
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Abstract
The invention discloses a straight pipe pipeline cleaning gun of a long and thin shaft. The straight pipe pipeline cleaning gun of the long and thin shaft is mainly composed of an outer shell and an axis. The outer shell is a straight pipe outer shell, the axis is the long and thin shaft, one end of the long and thin shaft is connected with a connector, a bearing is arranged between the connector and the straight pipe outer shell, the other end of the long and thin shaft is connected with a rotating connecting shaft, the rotating connecting shaft and a rotating shaft nut press a ball between the straight pipe outer shell and the rotating connecting shaft, and the straight pipe pipeline cleaning gun overcomes the defects that a flexible pipe and a flexile shaft are bent and easily damaged and broken, is durable, and meanwhile is compact, light and easy to disassemble and assemble. According to the cleaning gun, a plurality of shafts can be installed and used at the same time, and the aim that a heat exchange pipe of a vaporizing tank can be efficiently cleaned can be achieved when the shafts are matched with a lifting device of the cleaning gun. In addition, due to the design of the ball at the gun head end of the cleaning gun, the phenomenon that the long and thin shaft rotates at high speed and does not vibrate is ensured, and the efficient, stable and smooth cleaning operation is facilitated.
Description
Technical field
The invention belongs to evaporator heat exchanger tube pipeline cleaning device, relate in particular to a kind of slender axles straight tube pipeline cleaning rifle.
Background technology
The through wash effect of sugar industry evaporating heat exchanger equipment is energy-saving and cost-reducing key point of enhancing productivity in the production process of sugar refinery always.In existing evaporator cleaning equipment, jetting machine utilizes the high-pressure water jet principle to remove the incrustation in pipeline, but, due to process conditions, particularly imitate evaporator back two, and the high incrustation formed of concentrate concentration is very thick and hard.Although the jetting machine pressure that sugar manufacturing industry is used at present can reach 1000kg/cm2, so high pressure still fails effectively to remove the incrustation in end effect evaporator pipe, and the too high equipment investment of pressure is large, operating cost is high.For this reason, occurred flexible axle mechanical cleaning machine on market, the flexible axle of cleaning machine one end connects cleaning element, other end connection for transmission power motor, and the rotation by motor drives flexible axle and cleaning element and rotates to be scraped in pipe and wash down reason incrustation.
Most of evaporator heat exchanger tubes reach 3～3.2 meters, and the heat exchanger tube number of through wash changes with evaporator heat exchange area size, and in general heat exchanger tube is that the 2000-12000 root does not wait.Although the cable type mechanical cleaning can solve end effect evaporator hard scale problem, but still there are following many deficiencies:
(1) intensity is large, and efficiency is low.
The metal hose weight, during artificial through wash, labour intensity is large, and efficiency is low, and the attenuation of easily wearing and tearing finally causes fracture due to the frequent bending operation contact heat-exchanging of the flexible pipe shell pipe mouth of pipe, so that must frequently change accessory and cause cost high and affect and operate.
(2) axle is disconnected.
Generally the operative employee should use shear pin, and when running into hard scale, shear pin returns the effect that disconnection can be played the protection flexible axle.Yet, in actual mechanical process, because the frequent shear pin of changing is made troubles to work, most of operative employees or client do not like using shear pin, so when meeting hard scale and misoperation, will cause the flexible axle fracture.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of light practicality, long-lived slender axles straight tube pipeline cleaning rifle.
For solving the problems of the technologies described above, the present invention by the following technical solutions: slender axles straight tube pipeline cleaning rifle, mainly by shell and axle center, formed, shell is the straight tube shell, axle center is slender axles; Slender axles one end connects connector, between connector and straight tube shell, bearing is housed, and the slender axles other end connects the axle that is rotatably connected, and the axle that is rotatably connected is pressed in ball the straight tube shell and is rotatably connected between axle with the rotating shaft nut.
The paraxial side of holding of straight tube shell is provided with groove.
Slender axles are with connector and be rotatably connected axle for being threaded.
The straight tube shell adopts the hard tube steel to make.
The straight tube housing diameter is at 20～35mm.
The gap of straight tube shell and the slender axles in it is at 0.5～3mm.
The problem existed for traditional cable type pipeline cleaning rifle, the inventor has designed a kind of slender axles straight tube pipeline cleaning rifle scientific and reasonable, simple in structure, this cleaning device adopts straight tube shell and slender axles, flexible pipe, the crooked rapid wear of flexible axle defect easy to break have been overcome, durable in use, compact and portable, easily dismounting simultaneously.The present invention can many installs and uses simultaneously, and matching purge rifle lowering or hoisting gear, can realize high-efficiency washing evaporator heat exchanger tube pipeline.In addition, the ball of cleaning device rifle head end design, guaranteed the slender axles high-speed rotary then do not shaken, facilitate cleaning operation efficient, stable, successfully carry out.
The accompanying drawing explanation
Fig. 1 is the structural representation of slender axles straight tube pipeline cleaning rifle of the present invention, in figure: 21 connectors, 22 bearings, 23 straight tube shells, 24 slender axles, 25 axles that are rotatably connected, 26 balls, 27 rotating shaft nuts, 28 grooves.
Fig. 2 is the structural representation of traditional cable type pipeline cleaning rifle, in figure: 1 rotary connecting joint, 2 rotating shaft nuts, 3 bearing blocks, 4 balls, 5 withhold shell, 6 metal hoses, 7 spiral metal steel bands protect spring, 8 metal flexible axle heart end fittings, 9 metal flexible axles, 10 shells protect spring, 11 flexible drive shaft fixed covers, 12 metal flexible axle heart joints, 13 shear pins, 14 dynamic rotation connectors.
The specific embodiment
Fig. 2 has shown traditional cable type pipeline cleaning rifle, motor or motor are connected with dynamic rotation joint 14, dynamic rotation joint 14 is connected with metal flexible axle heart joint 12 by shear pin 13, metal flexible axle heart end fitting 8 is connected with rotary connecting joint 1, bearing block 3 is withheld shell 5 and metal hose 6 and is withheld simultaneously and be fixed on end, and rotating shaft nut 2 has been pressed in ball 4 in bearing block 3 with rotary connecting joint 1.
Cable type pipeline cleaning rifle operation principle: when motor or motor rotation, under the drive of dynamic rotation joint 14, shear pin 13, metal flexible axle heart joint 12, metal flexible axle 9, metal flexible axle heart end fitting 8, rotary connecting joint 1, rotating shaft nut 2 will rotate with same rotating speed.Metal hose 6 is to withhold to be connected with flexible drive shaft fixed cover 11, and during work, flexible drive shaft fixed cover 11 is fixed on the front end fixed mount of motor or motor, and spiral metal steel band protects spring 7 and is arranged in metal hose 6, plays the effect of protection metal flexible axle 9.Cleaning scraper wheel or brush are arranged on rotary connecting joint 1 end, grab the flexible pipe shell by artificial hand and aim at that heat exchanger tube down send and the drawing that make progress operates.
Structure and operation principle just because of flexible pipe, flexible axle do not match, and have caused the problem that aforesaid intensity is large, efficiency is low and axle is disconnected.
As shown in Figure 1, slender axles straight tube pipeline cleaning rifle of the present invention, mainly be comprised of shell and axle center, and shell is straight tube shell 23, and axle center is slender axles 24; Slender axles 24 threaded one ends connect connector 21 and are connected with rotary power element (as air motor, motor and hydraulic motor) by connector 21,23, connector 21 and straight tube shell are equipped with bearing 22, slender axles 24 other ends axle 25 being connected with cleaning element (as scraping wheel, brush etc.) by the axle 25 that is rotatably connected of being rotatably connected that is threaded, the axle 25 that is rotatably connected is pressed in ball 26 straight tube shell 23 and is rotatably connected between axle 25 with rotating shaft nut 27.Straight tube shell 23 adopts the hard tube steel to make, and paraxial 22 1 sides of holding are provided with groove 28 as axial direction overload protection device reset position.
During use, cleaning device is fixedly mounted on the cleaning device lowering or hoisting gear by straight tube shell 23; the applicant of take is example at the efficient lowering or hoisting gear of a kind of cleaning device (2012202173092 open days on December 19th, 2012 of the patent No.) of first to file; be installed with the axial direction overload protection device on this device, the groove 28 of straight tube shell 23 is exactly the draw-in groove of axial direction overload protection device.The cleaning device upper end is equipped with Power Drive Unit; this power drive rotarily drives slender axles 24 through connector 21; axle 25 High Rotation Speed under the drive of slender axles 24 is rotatably connected; driving cleaning device downwards when lifting cleaning device is walked moves downward together; under the protection of straight tube shell 23, slender axles 24 keep the cleaning means rotation of High Rotation Speed driven rotary connecting axle 25 ends, thereby play the effect of cleaning and descaling in heat exchanger tube.Evaporator heat exchanger tube internal diameter is generally in 24～58mm scope both at home and abroad, and as required, cleaning device can be designed to matching size (straight tube shell 23 diameters are generally at 20～35mm, and length is 2～5m), to carry out easily washing and cleaning operation in pipe.
Slender axles 24, at the interior High Rotation Speed of straight tube shell 23, can bring vibration problems, and cleaning is produced to certain influence.For this reason, the inventor by straight tube shell 23 with its in the clearance control of slender axles 24 at 0.5～3mm, when vertical placement, slender axles 24 just can High Rotation Speed (1000rpm～8000rpm) under the support of bearing 22 and do not shake.When the downward through wash incrustation of cleaning device, cleaning device is met dirt and is obstructed, the cleaning device end-of-arm tooling is subject to a reaction force vertically upward to pass to the axle 25 that is rotatably connected, now rotating shaft nut 27 still can High Rotation Speed under the downward opposite direction active force of ball 26, thereby has also guaranteed slender axles 24 high-speed rotaries then the effect that do not shake.
Claims (6)
1. a slender axles straight tube pipeline cleaning rifle, mainly be comprised of shell and axle center, and it is characterized in that: described shell is the straight tube shell, and axle center is slender axles; Slender axles one end connects connector, between connector and straight tube shell, bearing is housed, and the slender axles other end connects the axle that is rotatably connected, and the axle that is rotatably connected is pressed in ball the straight tube shell and is rotatably connected between axle with the rotating shaft nut.
2. slender axles straight tube pipeline cleaning rifle according to claim 1, it is characterized in that: the paraxial side of holding of described straight tube shell is provided with groove.
3. slender axles straight tube pipeline cleaning rifle according to claim 2 is characterized in that: described slender axles are with connector and be rotatably connected axle for being threaded.
4. slender axles straight tube pipeline cleaning rifle according to claim 3, is characterized in that: the making of described straight tube shell employing hard tube steel.
5. slender axles straight tube pipeline cleaning rifle according to claim 4, it is characterized in that: described straight tube housing diameter is at 20～35mm.
6. slender axles straight tube pipeline cleaning rifle according to claim 5 is characterized in that: the gap of described straight tube shell and the slender axles in it is at 0.5～3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310469076.4A CN103464432B (en) | 2013-10-09 | 2013-10-09 | Slender axles straight tube pipeline cleaning rifle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310469076.4A CN103464432B (en) | 2013-10-09 | 2013-10-09 | Slender axles straight tube pipeline cleaning rifle |
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| Publication Number | Publication Date |
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| CN103464432A true CN103464432A (en) | 2013-12-25 |
| CN103464432B CN103464432B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310469076.4A Active CN103464432B (en) | 2013-10-09 | 2013-10-09 | Slender axles straight tube pipeline cleaning rifle |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191110250A (en) * | 1911-04-27 | 1912-04-29 | Electric Safety Boiler Cleaner | Improvements in Apparatus for Removing Boiler Scale and the like. |
| GB192457A (en) * | 1921-10-28 | 1923-01-29 | Percy Gilbert Handoll | Improvements in apparatus for cleaning the tubes of water tube boilers |
| GB229760A (en) * | 1923-11-29 | 1925-03-02 | William Bruce Wright | Improvements in rotary tools for cleaning chipping and scaling surfaces |
| GB295088A (en) * | 1927-05-30 | 1928-08-09 | George Sanders | Improvements in tools for scaling boilers and for like uses |
| CN2306234Y (en) * | 1997-07-17 | 1999-02-03 | 符湘南 | Machine for descaling of evaporation pot and washing flexible shaft |
-
2013
- 2013-10-09 CN CN201310469076.4A patent/CN103464432B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191110250A (en) * | 1911-04-27 | 1912-04-29 | Electric Safety Boiler Cleaner | Improvements in Apparatus for Removing Boiler Scale and the like. |
| GB192457A (en) * | 1921-10-28 | 1923-01-29 | Percy Gilbert Handoll | Improvements in apparatus for cleaning the tubes of water tube boilers |
| GB229760A (en) * | 1923-11-29 | 1925-03-02 | William Bruce Wright | Improvements in rotary tools for cleaning chipping and scaling surfaces |
| GB295088A (en) * | 1927-05-30 | 1928-08-09 | George Sanders | Improvements in tools for scaling boilers and for like uses |
| CN2306234Y (en) * | 1997-07-17 | 1999-02-03 | 符湘南 | Machine for descaling of evaporation pot and washing flexible shaft |
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|---|---|
| CN103464432B (en) | 2015-08-05 |
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