CN212370734U - Online degassing and degreasing device for outer surface of cylinder - Google Patents
Online degassing and degreasing device for outer surface of cylinder Download PDFInfo
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- CN212370734U CN212370734U CN202020421777.6U CN202020421777U CN212370734U CN 212370734 U CN212370734 U CN 212370734U CN 202020421777 U CN202020421777 U CN 202020421777U CN 212370734 U CN212370734 U CN 212370734U
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Abstract
The utility model provides an online degassing and degreasing device for the outer surface of a cylinder, which has the advantages of convenient operation, high automation degree, short time and clean cleaning. The gas inlet pipeline and the air inlet pipeline are connected with the Venturi mixer; the gas electromagnetic valve is arranged on the gas inlet pipeline; the combustion-supporting fan is connected with the air inlet pipeline; the gas pipeline is connected with the Venturi mixer; the ignition needle is arranged on the combustor; the conveying mechanism is arranged on the frame; the jacking mechanism support is arranged on the frame and connected with the cylinder; the transmission mechanism is connected with the roller; the combustion system moving mechanism and the combustion system translation mechanism are arranged on the side edge of the conveying mechanism; the first guide rail is arranged on the frame; the first fixed support is arranged on the first sliding block, and the first sliding block is arranged on the first guide rail; the second guide rail is arranged on the frame; the second fixed frame is arranged on the second sliding block, and the second sliding block is arranged on the second guide rail; and the translation power mechanism is arranged on the frame and is connected with the second fixed frame.
Description
Technical Field
The utility model relates to an online degassing and degreasing device of barrel surface for the barrel surface degassing and degreasing of LNG low temperature insulation gas cylinder.
Background
LNG cryogenic insulation gas cylinders have been widely used at home and abroad as a pressure vessel for cryogenic liquid storage. The pressure container is structurally divided into an outer shell and an inner cylinder, an interlayer between the outer shell and the inner cylinder is a high-vacuum interlayer, and the outer surface of the inner cylinder of the interlayer is coated with a heat insulating material. In order to obtain high vacuum of the interlayer, the interlayer must be vacuumized, and the degree of vacuum of the interlayer is affected by many factors, such as gas and oil adsorbed on the surface of metal, and gas adsorbed on the surface of heat insulation material, so that degassing and degreasing operations are required. At present, the LNG low-temperature heat-insulation gas cylinder vacuum pumping produced in the market generally adopts two modes of internal heating and internal and external simultaneous heating to carry out degassing and degreasing operation, the two modes all adopt high-temperature hot gas to sweep the metal surface, the problem of the gas discharge amount on the metal surface can be effectively solved, the time is longer, the gas cylinder vacuum degree is reduced, and the heat preservation effect is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable, convenient operation, degree of automation is high, the time is short, clean up's online degassing and degreasing device of barrel surface.
The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides an online degassing and degreasing device of barrel surface which characterized in that: the device comprises a combustion system, a jacking rotary mechanism, a conveying mechanism, a combustion system moving mechanism, a combustion system translation mechanism and a rack; the combustion system comprises a combustor, an ignition needle, a gas pipeline, a Venturi mixer, a gas electromagnetic valve, a combustion fan, a gas inlet pipeline and an air inlet pipeline; the outlet of the gas inlet pipeline and the outlet of the air inlet pipeline are respectively connected with two inlets of the Venturi mixer; the gas electromagnetic valve is arranged on the gas inlet pipeline; the combustion-supporting fan is connected with the inlet of the air inlet pipeline; the inlet of the gas pipeline is connected with the outlet of the Venturi mixer, and the outlet of the gas pipeline is connected with the combustor; the ignition needle is arranged on the combustor; the conveying mechanism is arranged on the frame; the jacking rotating mechanism comprises a rotating mechanism, a transmission mechanism and a jacking mechanism; the jacking mechanism comprises a cylinder and a jacking mechanism bracket; the cylinder is arranged on the frame; the jacking mechanism support is arranged on the rack in a lifting sliding manner and is connected with a piston rod of the cylinder; the rotating mechanism comprises a roller and a connecting shaft; the roller is rotatably arranged on the jacking mechanism bracket through a connecting shaft; the transmission mechanism is connected with the roller; the combustion system moving mechanisms are arranged on the side edges of the conveying mechanisms, and the number of the combustion system moving mechanisms is two; the combustion system moving mechanism comprises a first sliding block, a first guide rail and a first fixed support; a combustion system is arranged on the first fixed bracket; the first guide rail is arranged on the frame; the first fixed support is arranged on the first sliding block, and the first sliding block is arranged on the first guide rail; the combustion system translation mechanism is arranged on the side edge of the conveying mechanism and is positioned between the two sets of combustion system movement mechanisms; the combustion system translation mechanism comprises a second sliding block, a second guide rail, a translation power mechanism and a second fixed rack; a combustion system is arranged on the second fixed frame; the second guide rail is arranged on the rack and is vertical to the first guide rail; the second fixed frame is arranged on the second sliding block, and the second sliding block is arranged on the second guide rail; and the translation power mechanism is arranged on the frame and is connected with the second fixed frame.
The combustion system of the utility model also comprises a gas pressure switch, a pressure gauge, a gas pressure reducing valve, an air regulating valve and an air pressure switch; the gas electromagnetic valve, the gas pressure switch, the pressure gauge and the gas pressure reducing valve are sequentially arranged on the gas inlet pipeline; and the air regulating valve and the air pressure switch are both arranged on the air inlet pipeline.
The surface of the roller is made into a corrugated shape.
Rotary mechanism still include the sprocket, the sprocket is connected with the running roller.
Drive mechanism include actuating mechanism and sprocket chain, actuating mechanism passes through the sprocket chain and is connected with the sprocket.
Actuating mechanism adopt motor direct connection speed reducer.
A guide rail set up along conveying mechanism's direction of delivery.
Compared with the prior art, the utility model, have following advantage and effect: structural design is reasonable, convenient operation, degree of automation are high, the time is short, the greasy dirt clean up, can effectively carry out the gas removal degrease operation to LNG low temperature heat insulation gas cylinder barrel surface on the transfer line.
Drawings
Fig. 1 is a schematic structural diagram of the top view of the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the embodiment of the present invention in side view.
Fig. 3 is a partial schematic structure view of fig. 2.
Fig. 4 is a schematic structural view of a portion a of fig. 1.
Fig. 5 is a schematic structural diagram of a combustion system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Referring to fig. 1-5, the embodiment of the present invention includes a combustion system 1, a jacking and rotating mechanism 2, a conveying mechanism 3, a combustion system moving mechanism 4, a combustion system translation mechanism 5, and a frame 6.
The combustion system 1 combusts through the mixed gas of the fuel gas and the air, the flame temperature reaches 800-1000 ℃, and the water and the oil stains adsorbed on the surface of the cylinder can be effectively and fully combusted, so that the degassing and degreasing effects are achieved.
The combustion system 1 includes a burner 111, an ignition needle 112, a gas pipe 113, a venturi mixer 114, a gas solenoid valve 115, a gas pressure switch 116, a pressure gauge 117, a gas pressure reducing valve 118, an air regulating valve 119, an air pressure switch 120, a combustion fan 121, a gas inlet pipe 122, and an air inlet pipe 123.
The outlet of the gas inlet pipe 122 and the outlet of the air inlet pipe 123 are connected to two inlets of the venturi mixer 114, respectively. The gas solenoid valve 115, the gas pressure switch 116, the pressure gauge 117 and the gas pressure reducing valve 118 are sequentially installed on a gas inlet pipe 122. The air adjustment valve 119 and the air pressure switch 120 are both mounted on the air intake duct 123. The combustion fan 121 is connected to an inlet of the air intake duct 123. An inlet of the gas pipe 113 is connected to an outlet of the venturi mixer 114, and an outlet of the gas pipe 113 is connected to the burner 111. The ignition needle 112 is mounted on the burner 111.
The burner 111 is made of a high temperature resistant material such as stainless steel. The combustion systems 1 are arranged in sections according to different lengths of workpieces, and each section of combustion system 1 is connected through a flange to realize the installation and fixation of two adjacent combustion systems 1. Each section of the combustion system is independently controlled.
The conveying mechanism 3 is arranged on the rack 6 and used for carrying and conveying the barrel, and the conveying mechanism 3 can be selected according to different aspects such as the size of a workpiece, the beat requirement, the manufacturing requirement and the like, for example, a roller conveying line mechanism, a chain conveying line mechanism and the like are adopted.
The jacking rotary mechanism 2 is used for enabling the workpiece to rotate in a fixed direction on the fixed table position, and ensuring that the workpiece is uniformly heated. The jacking rotary mechanism 2 comprises a rotary mechanism 21, a transmission mechanism 22 and a jacking mechanism 23.
The jacking mechanism 23 comprises a cylinder 231, a guide rod, a linear bearing and a jacking mechanism bracket 232. The cylinder 231 is mounted on the frame 6. The jacking mechanism bracket 232 is installed on the frame 6 in a lifting and sliding manner through a guide rod and a linear bearing, and is connected with a piston rod of the air cylinder 231. The jacking mechanism 23 jacks up the cylinder through the rotating mechanism 21, and the cylinder is separated from the conveying mechanism 3, so that the online rotating function is realized.
The rotating mechanism 21 includes a roller 211, a sprocket 212, and a connecting shaft 213. The roller 211 is rotatably mounted on the jacking mechanism bracket 232 through a connecting shaft 213. The sprocket 212 is connected to the roller 211. The surface of the roller 211 is corrugated, so that the friction force is increased, and the large workpiece is effectively driven to rotate.
The transmission mechanism 22 includes a drive mechanism and a sprocket chain 221. The driving mechanism is mounted on the jacking mechanism bracket 232 and connected with the sprocket 212 through the sprocket chain 221, so that the transmission mechanism 22 is connected with the roller 211. The driving mechanism drives the sprocket 212 to rotate, so as to drive the roller 211 to rotate, and further drive the barrel to rotate. The driving mechanism adopts a motor direct-connection speed reducer.
The combustion system moving mechanisms 4 are arranged on the side edges of the conveying mechanisms 3, are provided with two sets, and are used for degassing and degreasing the outer surfaces of the end sockets at the two ends of the cylinder body. The combustion system moving mechanism 4 includes a first slider 41, a first guide rail 42, and a first fixing bracket 43. Install combustion system 1 on fixed bolster 43, through adjustment combustion system 1 angle during the installation, can satisfy the demand of different specification barrels. The first guide rail 42 is mounted on the frame 6 and arranged along the conveying direction of the conveying mechanism 3. First fixed bolster 43 is installed on first slider 41, and first slider 41 is installed on first guide rail 42. The sliding mechanism consisting of the first sliding block 41 and the first guide rail 42 can realize that the first fixing support 43 moves back and forth along the conveying direction of the conveying mechanism 3, so that the distance between the first fixing support and the outer surface of the end enclosure of the cylinder body is adjusted, and the requirements of the cylinder bodies with different lengths can be met.
The combustion system translation mechanism 5 is arranged on the side edge of the conveying mechanism 3, is positioned between the two sets of combustion system translation mechanisms 4 and is used for degassing and degreasing the outer surface of the middle section of the cylinder. The combustion system translation mechanism 5 comprises a second sliding block 51, a second guide rail 52, a limiting block 53, a translation power mechanism 54 and a second fixed frame 55. The second fixed frame 55 is provided with a combustion system 1. Second rail 52 is mounted on frame 6 and is perpendicular to first rail 42. The second fixed frame 55 is installed on the second sliding block 51, and the second sliding block 51 is installed on the second guide rail 52. The sliding mechanism composed of the second sliding block 51 and the second guide rail 52 can realize that the second fixed frame 55 moves back and forth along the direction perpendicular to the conveying direction of the conveying mechanism 3, so as to adjust the distance between the second fixed frame and the outer surface of the cylinder. The translation power mechanism 54 is installed on the frame 6, connected with the second fixed frame 55, and provides power for the forward and backward movement of the combustion system 1. The limiting block 53 is mounted on the frame 6 and is used for mechanical protection of the translational power mechanism 54. The translational power mechanism 54 may be a cylinder, an oil cylinder, an electric push rod, etc.
A working method of an online degassing and degreasing device for the outer surface of a cylinder body comprises the following steps:
s1, carrying and conveying the cylinder workpiece 7 of the LNG low-temperature heat-insulation gas cylinder welded with the end enclosure to the upper end of the jacking rotating mechanism 2 through the conveying mechanism 3;
s2, the lifting mechanism 23 lifts the rotating mechanism 21 by the cylinder 231, so that the roller 211 lifts the cylindrical workpiece 7;
s3, the combustion system translation mechanism 5 forwards pushes the combustion system 1 on the second fixed frame 55 to a proper position through the action of the translation power mechanism 54;
s4, opening the gas electromagnetic valve 115 and simultaneously opening the gas pressure switch 116, so that gas enters from the gas inlet pipeline 122; the pressure of the fuel gas can be adjusted in advance;
s5, starting a combustion fan 121, simultaneously opening an air regulating valve 119 and an air pressure switch 120, and allowing air to enter an air inlet pipeline 123 through the combustion fan 121; the pressure of the air can be adjusted in advance;
s6, mixing the two paths of gas according to a certain proportion by a Venturi mixer 114, and then entering a combustor 111 through a gas pipeline 113;
s7, an ignition needle 112 is connected, gas is burnt into flame in a burner 111, and the combustion system 1 on the second fixing frame 55 and the combustion system 1 on the first fixing support 43 are successfully ignited;
s8, starting the jacking rotating mechanism 2, driving the sprocket 212 to rotate by the driving mechanism, so as to drive the roller 211 to rotate, and rotating the cylinder workpiece 7 according to the appointed direction;
s9, directly burning the outer surface of the middle section of the cylinder by the flame of the combustion system 1 on the second fixed frame 55, and directly burning the outer surfaces of the end sockets at the two ends of the cylinder by the flame of the combustion system 1 on the first fixed bracket 43, so that the degassing and degreasing functions can be realized;
s10, according to the requirement of appointed degassing time, the system automatically closes the gas electromagnetic valve 115 and the air pressure switch 120, the flame is closed, the combustion system translation mechanism 5 returns to the original position, the cylinder of the jacking mechanism 23 descends, the cylinder workpiece 7 falls back to the conveying mechanism 3 again, and then the cylinder workpiece is conveyed to the next procedure.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides an online degassing and degreasing device of barrel surface which characterized in that: the device comprises a combustion system, a jacking rotary mechanism, a conveying mechanism, a combustion system moving mechanism, a combustion system translation mechanism and a rack; the combustion system comprises a combustor, an ignition needle, a gas pipeline, a Venturi mixer, a gas electromagnetic valve, a combustion fan, a gas inlet pipeline and an air inlet pipeline; the outlet of the gas inlet pipeline and the outlet of the air inlet pipeline are respectively connected with two inlets of the Venturi mixer; the gas electromagnetic valve is arranged on the gas inlet pipeline; the combustion-supporting fan is connected with the inlet of the air inlet pipeline; the inlet of the gas pipeline is connected with the outlet of the Venturi mixer, and the outlet of the gas pipeline is connected with the combustor; the ignition needle is arranged on the combustor; the conveying mechanism is arranged on the frame; the jacking rotating mechanism comprises a rotating mechanism, a transmission mechanism and a jacking mechanism; the jacking mechanism comprises a cylinder and a jacking mechanism bracket; the cylinder is arranged on the frame; the jacking mechanism support is arranged on the rack in a lifting sliding manner and is connected with a piston rod of the cylinder; the rotating mechanism comprises a roller and a connecting shaft; the roller is rotatably arranged on the jacking mechanism bracket through a connecting shaft; the transmission mechanism is connected with the roller; the combustion system moving mechanisms are arranged on the side edges of the conveying mechanisms, and the number of the combustion system moving mechanisms is two; the combustion system moving mechanism comprises a first sliding block, a first guide rail and a first fixed support; a combustion system is arranged on the first fixed bracket; the first guide rail is arranged on the frame; the first fixed support is arranged on the first sliding block, and the first sliding block is arranged on the first guide rail; the combustion system translation mechanism is arranged on the side edge of the conveying mechanism and is positioned between the two sets of combustion system movement mechanisms; the combustion system translation mechanism comprises a second sliding block, a second guide rail, a translation power mechanism and a second fixed rack; a combustion system is arranged on the second fixed frame; the second guide rail is arranged on the rack and is vertical to the first guide rail; the second fixed frame is arranged on the second sliding block, and the second sliding block is arranged on the second guide rail; and the translation power mechanism is arranged on the frame and is connected with the second fixed frame.
2. The online degassing and degreasing device for the outer surface of the cylinder body as claimed in claim 1, wherein: the combustion system also comprises a gas pressure switch, a pressure gauge, a gas pressure reducing valve, an air regulating valve and an air pressure switch; the gas electromagnetic valve, the gas pressure switch, the pressure gauge and the gas pressure reducing valve are sequentially arranged on the gas inlet pipeline; and the air regulating valve and the air pressure switch are both arranged on the air inlet pipeline.
3. The online degassing and degreasing device for the outer surface of the cylinder body as claimed in claim 1, wherein: the surface of the roller is made into a corrugated shape.
4. The online degassing and degreasing device for the outer surface of the cylinder body as claimed in claim 1, wherein: the rotating mechanism further comprises a sprocket, and the sprocket is connected with the roller.
5. The online degassing and degreasing device for the outer surface of the cylinder body as claimed in claim 4, wherein: the transmission mechanism comprises a driving mechanism and a chain wheel chain, and the driving mechanism is connected with the chain teeth through the chain wheel chain.
6. The online degassing and degreasing device for the outer surface of the cylinder body as claimed in claim 5, wherein: the driving mechanism adopts a motor direct-connection speed reducer.
7. The online degassing and degreasing device for the outer surface of the cylinder body as claimed in claim 1, wherein: the first guide rail is arranged along the conveying direction of the conveying mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020421777.6U CN212370734U (en) | 2020-03-28 | 2020-03-28 | Online degassing and degreasing device for outer surface of cylinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020421777.6U CN212370734U (en) | 2020-03-28 | 2020-03-28 | Online degassing and degreasing device for outer surface of cylinder |
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| CN212370734U true CN212370734U (en) | 2021-01-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420935A (en) * | 2020-03-28 | 2020-07-17 | 中国联合工程有限公司 | Online degassing and degreasing device and method for outer surface of cylinder |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420935A (en) * | 2020-03-28 | 2020-07-17 | 中国联合工程有限公司 | Online degassing and degreasing device and method for outer surface of cylinder |
| CN111420935B (en) * | 2020-03-28 | 2023-11-24 | 中国联合工程有限公司 | Online degassing and degreasing device and method for outer surface of cylinder |
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