CN203044436U - Pneumatic dry ice spraying device for hot-line operation with insulation feature - Google Patents
Pneumatic dry ice spraying device for hot-line operation with insulation feature Download PDFInfo
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- CN203044436U CN203044436U CN 201320025866 CN201320025866U CN203044436U CN 203044436 U CN203044436 U CN 203044436U CN 201320025866 CN201320025866 CN 201320025866 CN 201320025866 U CN201320025866 U CN 201320025866U CN 203044436 U CN203044436 U CN 203044436U
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Abstract
The utility model discloses a pneumatic dry ice spraying device for hot-line operation with an insulation feature. The pneumatic dry ice spraying device for hot-line operation with the insulation feature comprises an air compressor, an insulation box body, an insulation pneumatic motor, an insulation screw and an insulation hopper which is arranged at the top of the insulation box body, wherein the air compressor supplies air to the insulation pneumatic motor, and the insulation pneumatic motor drives the insulation screw to rotate. A dry ice access channel corresponding to the bottom of the insulation hopper is arranged at the top of the insulation box body, a compressed air channel is arranged inside the insulation box body, one end of the compressed air channel is connected with the air compressor, and the other end of the compressed air channel is connected with a spraying gun. The insulation screw is arranged inside the insulation box body in an inclined mode, the lower end of the insulation screw is located inside the compressed air channel, the upper end of the insulation screw is located at the bottom of the dry ice access channel, and an auger delivery groove which penetrates through the dry ice access channel and the compressed air channel is arranged on the insulation screw. According to the pneumatic dry ice spraying device for hot-line operation with the insulation feature, electromotion is replaced by pneumatic motion, and the dry ice spraying device is made of insulation composite materials, and therefore the dry ice spraying device enters strong electromagnetic field environment safely, and washing tasks of a specific situation are met.
Description
Technical field
The utility model relates to a kind of dry-ice blast device, particularly relates to the pneumatic dry-ice blast device of a kind of livewire work with dielectric features.
Background technology
Traditional dry-ice blast device, a common characteristic is arranged, all be to adopt 220V or 380V power supply to keep the work of dry-ice blast device, and fuselage and parts thereof are to be made by metal material basically, in case allow these equipment enter in the high potential, will bring the problem of insulation safety and the problem of electromagnetic interference.
Traditional dry-ice blast device is cleaning same level height or highly is being more or less the same, pipeline is than under the short situation good cleaning performance being arranged, but differ bigger at cleaning object and dry-ice blast device present position height, when pipeline is longer, its cleaning efficiency is lower, it is more to exist dry ice particles to lose on the way, the problem that utilization rate is not high.So in order to improve cleaning efficiency and cleaning performance, must dwindle dry-ice blast device and be cleaned drop between the object, and shorten the pipeline length between dry-ice blast device and the spray gun as much as possible.But under the high potential condition, near being cleaned object, the electromagnetic field intensity around it is more high for the dry ice machine, so traditional dry-ice blast device can not be applicable to the work of forceful electric power magnetic environment in the face of the problem of insulation safety and electromagnetic interference.
The utility model content
Based on this, be cleaned object because existing dry-ice blast device is not in place because of insulation measures at working under the high potential condition, can cause the accident and can't be close, make pipeline longer, the problem that cleaning efficiency is lower the utility model proposes a kind of pneumatic dry-ice blast device of livewire work with dielectric features that can finely address the above problem.
The technical solution of the utility model is: the pneumatic dry-ice blast device of a kind of livewire work with dielectric features comprises air compressor, insulation casing, by the insulation air motor of air compressor air feed, driven the insulation blanket stud of its rotation and be located at the insulation hopper at insulation casing top by the insulation air motor; Described insulation casing top is provided with the dry ice admission passage corresponding with described insulation feed hopper bottom, and described insulation box house is provided with compressed air channel, and an end of compressed air channel connects air compressor, and the other end connects spray gun; Described insulation blanket stud tilts to be located at described insulation box house, and its lower end is positioned at compressed air channel, and the upper end is positioned at the bottom of dry ice admission passage, has the spiral conveying groove that connects dry ice admission passage and compressed air channel on the described insulation blanket stud.
The technical program does not need external power supply, adopts compressed air as power source, installs each critical piece and all adopts insulating materials to make.The pneumatic complete dispense with outer connecting power of operate as normal or the storage battery power supply that refers to injection apparatus, only utilize compressed air that power is provided, during operation, its job stability is not subjected to high potential to the interference effect of power source, can guarantee the electric insulation security in entering high potential environment.Adopt the insulation air motor, compressed air is adjusted the rotating speed of motor as the power source of motor by compressed-air actuated pressure and flow.
In use, dry ice particles is packed in the insulation hopper, the dry ice particles size of employing is preferably diameter 3mm, the cylinder of long 8mm, and the weight of each filling is no more than 10kg, behind the dry ice of packing into, with screwing hermetic also on the Insulation Material bucket cover.After the dry ice filling finishes, dry ice particles falls in the spiral conveying groove of insulation blanket stud, and along with the rotation of insulation blanket stud, dry ice particles in the spiral conveying groove is sent in the compressed air channel, be pulled away after falling into the interior dry ice particles of compressed air channel and the compressed air of high-speed motion mixing, be delivered to the spray gun ejection.
In a preferred embodiment, described air compressor has and insulation air motor first compressed air hose that is connected and second compressed air hose that is connected with compressed air channel, first compressed air hose is provided with pressure-reducing valve, and second compressed air hose is provided with drier and crosses filter core.The pressure-reducing valve that arranges on first compressed air hose, can control the supply gas pressure of insulation air motor, supply gas pressure is 4.0-6.0 atmospheric pressure, thereby the rotating speed to the insulation air motor is accurately regulated, the accurate rotating speed of control insulation air motor makes output speed electrodeless variation between 20r/min-40r/min behind the decelerator.The drier that arranges on second compressed air hose and mistake filter core are in order to eliminate moisture and the impurity in the compressed air.
In a preferred embodiment, described insulation casing, insulation hopper are epoxy resin insulation material.Purpose is to guarantee that insulation casing and Insulation Material bucket have the good insulation performance performance.
In a preferred embodiment, the outer surface of described insulation hopper is provided with thermal insulating warm-keeping layer.Purpose is to guarantee that dry ice can continue the solid-state of long period.
In a preferred embodiment, described insulation air motor is fixedlyed connected with the upper end of insulation blanket stud by planetary reduction gear, and described planetary reduction gear is sealingly fastened in the side of described insulation casing by O grommet type seal circle.Purpose is to guarantee that the course of conveying of whole dry ice is as far as possible in a good sealed environment.
In a preferred embodiment, described insulation blanket stud is alumina ceramic material, and the pitch of its spiral conveying groove is 9mm, and the degree of depth is 10mm.Purpose is to guarantee the insulation blanket stud good insulation performance and guarantee that dry ice can smooth delivery of power.
The beneficial effects of the utility model are:
(1) makes dry-ice blast device by electronic with pneumatic replacement, and with insulating composite material, can satisfy the cleaning task of specific occasion so that dry-ice blast device enters the strong-electromagnetic field environment safely;
(2) owing to adopt composite, the weight of complete machine is alleviated, and makes things convenient for the lifting of dry-ice blast device, and keeps stability in the high-altitude;
(3) need explosion-proof place at some, this device still can well be used.
Description of drawings
Fig. 1 is the structural representation of the described dry-ice blast device of the utility model embodiment;
Fig. 2 is the vertical view of spout part among Fig. 1;
Description of reference numerals:
The 10-air compressor, 10a-first compressed air hose.10b-second compressed air hose, the 20-casing that insulate, 20a-dry ice admission passage, 20b-compressed air channel, the 30-air motor that insulate, 40-insulation blanket stud, 40a-spiral conveying groove, the 50-hopper that insulate, the 50a-thermal insulating warm-keeping layer, the 60-spray gun, the 70-pressure-reducing valve, the 80-drier, 90-crosses filter core.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
Embodiment:
As depicted in figs. 1 and 2, the pneumatic dry-ice blast device of a kind of livewire work with dielectric features comprises air compressor 10, insulation casing 20, by the insulation air motor 30 of air compressor 10 air feed, driven the insulation blanket stud 40 of its rotations and be located at the insulation hopper 50 at insulation casing 20 tops by insulation air motor 30.Described insulation casing 20 tops are provided with the dry ice admission passage 20a corresponding with described insulation hopper 50 bottoms, and described insulation casing 20 inside are provided with compressed air channel 20b, and the end of compressed air channel 20b connects air compressor 10, and the other end connects spray gun 60.Described insulation blanket stud 40 tilts to be located at described insulation casing 20 inside, its lower end is positioned at compressed air channel 20b, the upper end is positioned at the bottom of dry ice admission passage 20a, has the spiral conveying groove 40a that connects dry ice admission passage 20a and compressed air channel 20b on the described insulation blanket stud 40.
In the present embodiment, as shown in Figure 1, described air compressor 10 has and insulation the air motor 30 first compressed air hose 10a that is connected and the second compressed air hose 10b that is connected with compressed air channel 20b, the first compressed air hose 10a is provided with pressure-reducing valve 70, the second compressed air hose 10b and is provided with drier 80 and crosses filter core 90.The first compressed air hose 10a goes up the pressure-reducing valve 70 that arranges, can control the supply gas pressure of insulation air motor 30, supply gas pressure is 4.0-6.0 atmospheric pressure, thereby the rotating speed to insulation air motor 30 is accurately regulated, the accurate rotating speed of control insulation air motor 30 makes output speed electrodeless variation between 20r/min-40r/min behind the decelerator.The second compressed air hose 10b goes up the drier 80 that arranges and crosses filter core 90, in order to eliminate moisture and the impurity in the compressed air.
In the present embodiment, described insulation casing 20, insulation hopper 50 are epoxy resin insulation material.Purpose is to guarantee that insulation casing 20 and insulation hopper 50 have the good insulation performance performance.
In the present embodiment, the outer surface of described insulation hopper 50 is provided with thermal insulating warm-keeping layer 50a.Purpose is to guarantee that dry ice can continue the solid-state of long period.
In the present embodiment, described insulation air motor 30 is fixedlyed connected with the upper end of insulation blanket stud 40 by planetary reduction gear, and described planetary reduction gear is sealingly fastened in the side of described insulation casing 20 by O grommet type seal circle.Purpose is to guarantee that the course of conveying of whole dry ice is as far as possible in a good sealed environment.
In the present embodiment, described insulation blanket stud 40 is alumina ceramic material, and the pitch of its spiral conveying groove 40a is 9mm, and the degree of depth is 10mm.Purpose is to guarantee insulation blanket stud 40 good insulation performance and guarantee that dry ice can smooth delivery of power.
The described pneumatic dry-ice blast device of present embodiment does not need external power supply, adopts compressed air as power source, installs each critical piece and all adopts insulating materials to make.The pneumatic complete dispense with outer connecting power of operate as normal or the storage battery power supply that refers to injection apparatus, only utilize compressed air that power is provided, during operation, its job stability is not subjected to high potential to the interference effect of power source, can guarantee the electric insulation security in entering high potential environment.Adopt insulation air motor 30, compressed air is adjusted the rotating speed of motor as the power source of motor by compressed-air actuated pressure and flow.
Before the filling dry ice particles, open air compressor 10 earlier, supply gas pressure is adjusted to 5.0 atmospheric pressure, checks whether the gas supply is smooth and easy, whether insulation air motor 30 runs well, whether the rotation of insulation blanket stud 40 is smooth and easy level and smooth, have or not sharp-pointed grating, if any, then should stop air feed immediately, pull down insulation blanket stud 40, the outer surface of insulation blanket stud 40 and the bore area of insulation casing 20 are cleaned and evenly spread very thin one deck vaseline.Whether have tangible gas leak phenomenon, if having, need check whether sealing evenly compresses everywhere if also need observe single unit system simultaneously, after above problem inspection is passed through, then begin to load dry ice particles in insulation hopper 50.
Dry ice particles is packed in the insulation hopper 50, and the dry ice particles size of employing is preferably diameter 3mm, the cylinder of long 8mm, and the weight of each filling is no more than 10kg, and behind the dry ice of packing into, the hopper 50 that will insulate covers also screwing hermetic.After the dry ice filling finishes, dry ice particles falls in the spiral conveying groove 40a of insulation blanket stud 40, and along with the rotation of insulation blanket stud 40, dry ice particles in the spiral conveying groove 40a is sent in the compressed air channel 20b, be pulled away after falling into the interior dry ice particles of compressed air channel 20b and the compressed air of high-speed motion mixing, be delivered to spray gun 60 ejections.
Whether the dry ice blasting of observing spray gun 60 in the operation continous-stable, if just begun to occur desultory phenomenon, can suitably increase supply gas pressure, increase velocity of compressed air on the one hand, increase the rotating speed of insulation air motor 30 on the other hand, from improving the supply rate of dry ice particles, make the mobile state that reaches a steady ordered of dry ice in the whole pipeline, Deng dry ice carry reach a stable state after, can be according to the needs of cleaning condition, adjust compressed-air actuated supply gas pressure, to reach the highest cleaning efficiency.When reducing or bang bang sound occurring appears in the dry ice particles of spray gun 60, show that the dry ice amount in the insulation hopper 50 is not enough, need this moment shutdown in time to replenish dry ice particles.
Need regular bore area to insulation blanket stud 40 and insulation casing 20 to clean maintenance, avoid the remained on surface dirt, cause to relatively rotate the jam phenomenon to occur and damage surface both, cause both break-ins not tight, cause gas leakage.
The utility model passes through electronic with pneumatic replacement, and makes dry-ice blast device with insulating composite material, can satisfy the cleaning task of specific occasion so that dry-ice blast device enters the strong-electromagnetic field environment safely; Because adopt composite, the weight of complete machine is alleviated, and makes things convenient for the lifting of dry-ice blast device, and keep stability in the high-altitude; Need explosion-proof place at some, this device still can well be used.
The above embodiment has only expressed the specific embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (6)
1. pneumatic dry-ice blast device of livewire work with dielectric features, it is characterized in that, comprise air compressor, insulation casing, by the insulation air motor of air compressor air feed, drive the insulation blanket stud of its rotation and be located at the insulation hopper at insulation casing top by the insulation air motor; Described insulation casing top is provided with the dry ice admission passage corresponding with described insulation feed hopper bottom, and described insulation box house is provided with compressed air channel, and an end of compressed air channel connects air compressor, and the other end connects spray gun; Described insulation blanket stud tilts to be located at described insulation box house, and its lower end is positioned at compressed air channel, and the upper end is positioned at the bottom of dry ice admission passage, has the spiral conveying groove that connects dry ice admission passage and compressed air channel on the described insulation blanket stud.
2. the pneumatic dry-ice blast device of the livewire work with dielectric features according to claim 1, it is characterized in that, described air compressor has and insulation air motor first compressed air hose that is connected and second compressed air hose that is connected with compressed air channel, first compressed air hose is provided with pressure-reducing valve, and second compressed air hose is provided with drier and crosses filter core.
3. the pneumatic dry-ice blast device of the livewire work with dielectric features according to claim 1 is characterized in that, described insulation casing, insulation hopper are epoxy resin insulation material.
4. according to claim 1 or the pneumatic dry-ice blast device of 3 described livewire work with dielectric features, it is characterized in that the outer surface of described insulation hopper is provided with thermal insulating warm-keeping layer.
5. the pneumatic dry-ice blast device of the livewire work with dielectric features according to claim 1, it is characterized in that, described insulation air motor is fixedlyed connected with the upper end of insulation blanket stud by planetary reduction gear, and described planetary reduction gear is sealingly fastened in the side of described insulation casing by O grommet type seal circle.
6. have the pneumatic dry-ice blast device of livewire work of dielectric features according to claim 1 or 5, it is characterized in that, described insulation blanket stud is alumina ceramic material, and the pitch of its spiral conveying groove is 9mm, and the degree of depth is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320025866 CN203044436U (en) | 2013-01-17 | 2013-01-17 | Pneumatic dry ice spraying device for hot-line operation with insulation feature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320025866 CN203044436U (en) | 2013-01-17 | 2013-01-17 | Pneumatic dry ice spraying device for hot-line operation with insulation feature |
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| Publication Number | Publication Date |
|---|---|
| CN203044436U true CN203044436U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320025866 Withdrawn - After Issue CN203044436U (en) | 2013-01-17 | 2013-01-17 | Pneumatic dry ice spraying device for hot-line operation with insulation feature |
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| Country | Link |
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| CN (1) | CN203044436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056131A (en) * | 2013-01-17 | 2013-04-24 | 广东电网公司电力科学研究院 | Pneumatic dry ice spraying device with insulation characteristics for live working |
-
2013
- 2013-01-17 CN CN 201320025866 patent/CN203044436U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056131A (en) * | 2013-01-17 | 2013-04-24 | 广东电网公司电力科学研究院 | Pneumatic dry ice spraying device with insulation characteristics for live working |
| CN103056131B (en) * | 2013-01-17 | 2015-06-24 | 广东电网公司电力科学研究院 | Pneumatic dry ice spraying device with insulation characteristics for live working |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20150624 |
|
| RGAV | Abandon patent right to avoid regrant |