CN209304363U - A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal - Google Patents
A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal Download PDFInfo
- Publication number
- CN209304363U CN209304363U CN201822267252.7U CN201822267252U CN209304363U CN 209304363 U CN209304363 U CN 209304363U CN 201822267252 U CN201822267252 U CN 201822267252U CN 209304363 U CN209304363 U CN 209304363U
- Authority
- CN
- China
- Prior art keywords
- sand
- tube
- mixing tube
- jet pipe
- blasting gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005488 sandblasting Methods 0.000 title claims abstract description 62
- 239000003973 paint Substances 0.000 title claims abstract description 26
- 239000000126 substance Substances 0.000 claims abstract description 4
- 239000004576 sand Substances 0.000 claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000013556 antirust agent Substances 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 33
- 239000007921 spray Substances 0.000 description 11
- 230000006378 damage Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 210000000582 semen Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model relates to sand-blasting guns, more particularly to a kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal, it is mainly solved in the prior art since the design of sand-blasting gun is unreasonable, cause protective poor, use the low problem of humanization level, including socket, the lower part of the socket is provided with handle, the front end on the socket top is fixedly installed jet pipe, the front end of the jet pipe is provided with nozzle, rear end in the socket positioned at jet pipe is provided with guide groove, in the socket buffing pad can be slidably provided with along guide groove, the first spring is provided in the guide groove, one end is resisted against on buffing pad, mixing tube is provided on the buffing pad, setting is for by the mixed uniformly mixing arrangement of substance in the mixing tube, the front end of the mixing tube is provided with and communicated with inner tube, said inner tube is arranged in jet pipe, its front end extends delivery nozzle, It is provided on the buffing pad and part flow arrangement and anti-backflow device is respectively set.
Description
Technical field
The utility model relates to sand-blasting guns, more particularly to a kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal.
Background technique
Derusting by sandblasting, paint removal are to use compressed air for power, to form high velocity spray beam for material spray, such as garnet
Sand, copper ore, quartz sand, diamond dust, iron sand and SEMEN AMOMI LONGILIGULA are ejected at a high speed workpiece surface to be treated, make workpiece surface
Outer surface appearance or shape change, be chiefly used in removing the rusty stain or Qi Shui of old equipment surface, on again
Paint.Such as China Patent No.: 201020525332.9 disclose a kind of sand-blasting gun, including main body, and intercommunicating pore is equipped in main body, described
One end of intercommunicating pore be equipped with nozzle, the other end of intercommunicating pore is equipped with gas-tpe fitting and water sand mixing liquid connector, the spray
Mouth distribution corresponding with gas-tpe fitting, the gas-tpe fitting and water sand mixing liquid connector, which match, corresponds to distribution.Due to height
There is a large amount of sandstone inside fast spray beam, sandstone touched in the state that high speed is sprayed metal decking when can occur it is anti-
Bullet, the sandstone of high speed ejection can injure the staff for holding sand-blasting gun, so needing to carry out staff certain safety
Protection, current general security protection are to promote staff to wear protective garment and head protector, but the behave is in sweltering heat
It is unfriendly to the experience of staff under weather.
China Patent No.: 201711240581.6 disclose a kind of safety protective derusting sand-blasting gun and its sand-blasting machine, packet
Sand-blasting gun and sand-blasting machine are included, pressurized tank and resevoir sand tank are set inside the sand-blasting machine, the resevoir sand tank is located at the pressurized tank upper end,
The upper end of the resevoir sand tank sets sand inlet, and high-pressure pump is set on the pressure pot sidewall, and the pressurized tank lower end is equipped with air pressure valve,
The air pressure valve side connects sediment transport pipe, and the sediment transport pipe end connects the sand-blasting gun, and the sand-blasting gun is round tubular object,
The sandblasting gun back end sets mechanical safety valve, and the safety valve upper end connecting valve spanner, the sand-blasting gun front end is set
Nozzle, the sand-blasting gun front end lower section set preceding vertical handle, and vertical handle behind the sandblasting gun back end lower section is vertically held after described
Upper end connection switch valve, vertical handle lower end sets push switch after described, and vertical handle front end connects a metal before described
A transparent baffle, the annular umbrella crown of the nozzle rear end connection one are vertically set up in baffle, the upper end of the sand-blasting gun, and the umbrella crown is opened
Mouth direction and the nozzle are towards on the contrary, set wear-resistant coating on the lateral surface of the umbrella crown.Up and down the two of the front end of the sand-blasting gun
Side is equipped with protective baffle plate, and the rear end of nozzle devises the shield of umbrella, can not only open but also be recoverable to, and shield can be with
It controls the sandstone launched back to scatter from two sides, guarantees that sandstone can not touch injury operator in rebound；But by spraying
Protective baffle plate and shield are set on sand rifle, to increase the weight of sand-blasting gun, operator's use for a long time increases burden,
Increase fatigue strength, reduces labor efficiency.
Therefore, it is necessary to design good, easy to use, fitting hommization the sand-blasting gun of a protective.
Utility model content
Therefore, for above-mentioned problem, the utility model provides a kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal,
It is mainly solved in the prior art since the design of sand-blasting gun is unreasonable, causes protective poor, low using humanization level
Problem.
To achieve the above object, the utility model uses following technical scheme:
A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal, including socket, the lower part of the socket are provided with handle,
The front end on the socket top is fixedly installed jet pipe, and the front end of the jet pipe is provided with nozzle, is located at jet pipe in the socket
Rear end be provided with guide groove, can slidably be provided with buffing pad along guide groove in the socket, the first bullet is provided in the guide groove
Spring, one end are resisted against on buffing pad, and mixing tube is provided on the buffing pad, is arranged in the mixing tube for substance is equal
Even mixed mixing arrangement, the front end of the mixing tube are provided with and communicated with inner tube, and said inner tube is arranged in jet pipe, and front end is prolonged
Nozzle is stretched out, the mixing tube and inner tube form first flow path, form second flow path between said inner tube and jet pipe, described
Be sheathed on the mixing tube on buffing pad and jet pipe be provided with outer tube, outer tube sliding opposite with jet pipe, the outer tube with mix
It closes and forms third circulation road between pipe, the second flow path is connected to third circulation road, and difference is provided on the buffing pad
It is connected with part flow arrangement with mixing tube and outer tube, for by gas flow guiding to first flow path and third circulation road, institute
The rear end for stating part flow arrangement is provided with the anti-backflow device for preventing gas backflow, and the rear end of the anti-backflow device is connected with
Air inlet port is provided on the mixing tube into water port and into sand port, the air inlet port, water inlet port and into sand port
It is provided with shut-off valve.
Further, the front end of the nozzle is provided with deflector.
Further, it is additionally provided with antirust agent port on the mixing tube, is provided with shut-off valve on the antirust agent port.
Further, the mixing arrangement includes the connecting tube being rotatably arranged in mixing tube, the connecting tube
Axial direction on outer surface along mixing tube is tiltedly installed with several diversion trenches, and the outer surface around the connecting tube is from front end
Be disposed with first annular slot, the second annular groove and third annular groove to rear end, the antirust agent port, water inlet port and into
Sand port, which respectively corresponds, to be arranged at first annular slot, the second annular groove and third annular groove, and the front end of the mixing tube extends
It is provided with extension, the extension is tapered surface.
Further, the rear end in the connecting tube positioned at diversion trench is provided with plug.
Further, the part flow arrangement includes isocon, and the isocon is hollow tubular structure, the isocon
Front end be coaxially arranged with the first interface connecting respectively with outer tube and mixing tube and second interface, on the end face of the isocon
Axial direction between first interface and second interface along isocon is provided with through-hole.
Further, the anti-backflow device includes anti-backflow seat, has the 4th circulation road in the anti-backflow seat, described
It is slidably provided with the valve rod for blocking the 4th circulation road in anti-backflow seat, is provided between the valve rod and anti-backflow seat
Second spring.
By using preceding solution, the beneficial effects of the utility model are: this is for the multi-purpose of derusting by sandblasting paint removal
Way sand-blasting gun, high pressure gas are passed into sand-blasting gun by air inlet port, and high pressure gas leads to respectively under the action of separator
Enter to first flow path and third circulation road, water inlet port and water inlet port can be separately turned on or open simultaneously, through overmulling
Attach together the effect of setting and form air-water dedusting or air-water-sand rust-removing paint-removing, mixed gas and water, sand by second flow path and
Third circulation road sprays, and channel of the high pressure gas in second flow path between nozzle and inner tube sprays, be wrapped in gas and water,
Sand outer layer forms it into a laminar flow gas blanket, in injection, so that the gas and water ejected, sand are fettered into lesser diameter,
Reduce and need to handle the contact area on surface, cleaning efficiency is improved, and the gas blanket flowed forms protective effect, in sandblasting
When processing, pops up, operator is damaged, protective is good, this is multi-purpose after preventing sand and needing the shock for slightly coming surface
Way sand-blasting gun is easy to operate, effectively attenuating quality, and protective is good, high degree of humanity；Further, what spray nozzle front end was arranged leads
Flowing plate plays guide functions, so that high pressure gas preferably forms flowing gas layer；Further, the antirust agent port of setting
Gas-paint mode can be formed, is painted to surface to be processed, use scope is wide, and utilization rate is high；Further, antirust paint water,
Water and sand are each led into first annular slot, the second annular groove and third annular groove, are sprayed using diversion trench, in high pressure gas
Under the action of body and diversion trench connecting tube is rotated, it is effective to mix antirust paint water, water and sand, and pass through setting taper
The extension of planar increases the flow velocity of high pressure gas so that the sectional area of first flow path reduces, thus reduce its pressure, from
Antirust paint water, water and the sand that side sprays are adsorbed in high pressure gas, form preferable immixture, and reduce energy
Loss；Further, the first interface on isocon and second interface are connect with outer tube and mixing tube respectively, and high pressure gas one
Dividing and is entered in first flow path by the outflow of isocon hollow portion, another part is entered in third circulation road by through-hole,
It is formed and is shunted, effective use high pressure gas forms injection power and flowing gas layer；Further, after high pressure gas disappears,
Valve rod blocks the 4th circulation road under the action of second spring, and the sand in sand-blasting gun is prevented to be adsorbed away from air inlet port,
High-pressure pump is caused to damage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the partial cross-sectional structural diagram of the utility model embodiment；
Fig. 3 is the partial enlarged view in Fig. 2 at A；
Fig. 4 is the partial enlarged view in Fig. 2 at B.
Specific embodiment
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
The utility model embodiment are as follows:
Referring to figs. 1 to Fig. 4, a kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal, including socket 1, the socket 1
Lower part is provided with handle 2, and the front end on 1 top of socket is fixedly installed jet pipe 3, and the front end of the jet pipe 3 is provided with nozzle
4, the front end of the nozzle 4 is provided with deflector 5, and the rear end that jet pipe 3 is located in the socket 1 is provided with guide groove 6, the socket
Buffing pad 7 can be slidably provided on 1 along guide groove 6, the first spring 8 is provided in the guide groove 6, one end is resisted against buffing pad
On 7, it is provided with mixing tube 9 on the buffing pad 7, setting is for by the mixed uniformly mixing arrangement of substance in the mixing tube 9
10, the front end of the mixing tube 9 is provided with and communicated with inner tube 11, and said inner tube 11 is arranged in jet pipe 3, and front end extends delivery nozzle
4, the mixing tube 9 forms first flow path 12 with inner tube 11, and second flow path 13 is formed between said inner tube 11 and jet pipe 3,
It being sheathed on the mixing tube 11 on the buffing pad 7, jet pipe 3 is provided with outer tube 14, the outer tube 14 is opposite with jet pipe 3 to be slided,
Third circulation road 15 is formed between the outer tube 14 and mixing tube 11, the second flow path 13 is connected to third circulation road 15,
It is provided on the buffing pad 7 and is connected with part flow arrangement 16 with mixing tube 11 and outer tube 14 respectively, be used for gas flow guiding
Into first flow path 12 and third circulation road 15, the rear end of the part flow arrangement 16 is provided with the anti-backflow for preventing gas backflow
Device 17, the rear end of the anti-backflow device 17 are connected with air inlet port 18, are provided with antirust agent on the mixing tube 11
Port 19, water inlet port 20 and into sand port 21, the air inlet port 18, antirust agent port 19, water inlet port 20 and into sand end
Mouth 21 is provided with shut-off valve 22.
In the present embodiment, the mixing arrangement 10 includes the connecting tube 101 being rotatably arranged in mixing tube 11, described
Axial direction on the outer surface of connecting tube 101 along mixing tube 11 is tiltedly installed with diversion trench 102, and the connecting tube 101 is upper
The rear end of diversion trench 102 is provided with plug 103, the outer surface around the connecting tube 101 is set gradually from front end to rear end
Have first annular slot 104, the second annular groove 105 and a third annular groove 106, the antirust agent port 19, water inlet port 20 and into
Sand port 21, which respectively corresponds, to be arranged at first annular slot 104, the second annular groove 105 and third annular groove 106, the mixing tube
11 front end, which is extended, extension 107, and the extension 107 is tapered surface.
In the present embodiment, the part flow arrangement 16 includes isocon 161, and the isocon 161 is hollow tubular structure,
The front end of the isocon 161 is coaxially arranged with the first interface 162 and second connecting respectively with outer tube 14 and mixing tube 11 and connects
Mouthfuls 163, along the axial direction of isocon 161 between first interface 162 and second interface 163 on the end face of the isocon 161
Direction is provided with through-hole 164.
In the present embodiment, the anti-backflow device 17 includes anti-backflow seat 171, has the 4th in the anti-backflow seat 171
Circulation road 172 is slidably provided with the valve rod 173 for blocking the 4th circulation road 172 in the anti-backflow seat 171, described
Second spring 174 is provided between valve rod 173 and anti-backflow seat 171.
The working method of the utility model is: this is used for the multipurpose sand-blasting gun of derusting by sandblasting paint removal, and high pressure gas passes through
Air inlet port 18 is passed into sand-blasting gun, and high pressure gas each leads into 12 He of first flow path under the action of separator 16
Third circulation road 15 can be separately turned on or be opened simultaneously into sand port 21 and water inlet port 20, be made by mixing arrangement 10
With air-water dedusting or air-water-sand rust-removing paint-removing is formed, mixed gas and water, sand pass through second flow path 13 and third stream
Channel 15 sprays, and channel of the high pressure gas in second flow path 13 between nozzle 4 and inner tube 11 sprays, be wrapped in gas and water,
Sand outer layer forms it into a laminar flow gas blanket, in injection, so that the gas and water ejected, sand are fettered into lesser diameter,
Reduce and need to handle the contact area on surface, cleaning efficiency is improved, and the gas blanket flowed forms protective effect, in sandblasting
When processing, pops up, operator is damaged, protective is good, this is multi-purpose after preventing sand and needing the shock for slightly coming surface
Way sand-blasting gun is easy to operate, effectively attenuating quality, and protective is good, high degree of humanity；The deflector 5 of 4 front end of nozzle setting, rises
To guide functions, so that high pressure gas preferably forms flowing gas layer；The antirust agent port 19 of setting can form gas-Qi Mo
Formula paints to surface to be processed, and use scope is wide, and utilization rate is high；Antirust paint water, water and sand each lead into the first ring
In shape slot 104, the second annular groove 105 and third annular groove 106, sprayed using diversion trench 102, in high pressure gas and diversion trench
Under the action of 102 connecting tube is rotated, it is effective to mix antirust paint water, water and sand, and pass through setting taper planar
Extension 107 increases the flow velocity of high pressure gas so that the sectional area of first flow path 12 reduces, to reduce its pressure, from week
Antirust paint water, water and the sand that side spray goes out are adsorbed in high pressure gas, form preferable immixture, and reduce energy damage
Consumption；First interface 162 and second interface 163 on isocon 161 are connect with outer tube 14 and mixing tube 9 respectively, high pressure gas one
Part is entered in first flow path 12 by the outflow of 161 hollow portion of isocon, and another part enters third by through-hole 164
It in circulation road 15, is formed and is shunted, effective use high pressure gas forms injection power and flowing gas layer；When high pressure gas disappears
Afterwards, valve rod 173 blocks the 4th circulation road 172 under the action of second spring 174, prevents sand in sand-blasting gun from air inlet port
18 are adsorbed away, and high-pressure pump is caused to damage
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (7)
1. a kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal, it is characterised in that: including socket, the lower part of the socket is set
It is equipped with handle, the front end on the socket top is fixedly installed jet pipe, and the front end of the jet pipe is provided with nozzle, in the socket
The rear end of jet pipe is provided with guide groove, can slidably be provided with buffing pad, setting in the guide groove in the socket along guide groove
There is the first spring, one end is resisted against on buffing pad, and mixing tube is provided on the buffing pad, and setting is used in the mixing tube
By the mixed uniformly mixing arrangement of substance, the front end of the mixing tube is provided with and communicated with inner tube, and said inner tube is arranged in jet pipe,
Its front end extends delivery nozzle, and the mixing tube and inner tube form first flow path, form second between said inner tube and jet pipe
Channel, the mixing tube is sheathed on the buffing pad and jet pipe is provided with outer tube, and the outer tube is opposite with jet pipe to be slided, described
Third circulation road is formed between outer tube and mixing tube, the second flow path is connected to third circulation road, sets on the buffing pad
It is equipped with and is connected with part flow arrangement with mixing tube and outer tube respectively, for gas flow guiding to first flow path and third to circulate
In road, the rear end of the part flow arrangement is provided with the anti-backflow device for preventing gas backflow, and the rear end of the anti-backflow device connects
Connect and be provided with air inlet port, be provided on the mixing tube into water port and into sand port, the air inlet port, water inlet port and
Shut-off valve is provided with into sand port.
2. the multipurpose sand-blasting gun according to claim 1 for derusting by sandblasting paint removal, it is characterised in that: the nozzle
Front end is provided with deflector.
3. the multipurpose sand-blasting gun according to claim 1 or 2 for derusting by sandblasting paint removal, it is characterised in that: described mixed
It closes and is additionally provided with antirust agent port on pipe, be provided with shut-off valve on the antirust agent port.
4. the multipurpose sand-blasting gun according to claim 3 for derusting by sandblasting paint removal, it is characterised in that: the mixing dress
Set the connecting tube including being rotatably arranged in mixing tube, the axial direction on the outer surface of the connecting tube along mixing tube inclines
Tiltedly be provided with several diversion trenches, around the connecting tube outer surface be disposed with from front end to rear end first annular slot,
Second annular groove and third annular groove, the antirust agent port, water inlet port and into sand port respectively correspond be arranged in the first ring
At shape slot, the second annular groove and third annular groove, the front end of the mixing tube, which is extended, extension, and the extension is cone
Shape face.
5. the multipurpose sand-blasting gun according to claim 4 for derusting by sandblasting paint removal, it is characterised in that: the connecting tube
The upper rear end positioned at diversion trench is provided with plug.
6. the multipurpose sand-blasting gun according to claim 5 for derusting by sandblasting paint removal, it is characterised in that: the shunting dress
Set including isocon, the isocon be hollow tubular structure, the front end of the isocon be coaxially arranged with respectively with outer tube
The first interface and second interface connected with mixing tube, on the end face of the isocon between first interface and second interface
Axial direction along isocon is provided with through-hole.
7. the multipurpose sand-blasting gun according to claim 6 for derusting by sandblasting paint removal, it is characterised in that: the anti-backflow
Device includes anti-backflow seat, has the 4th circulation road in the anti-backflow seat, is slidably provided with use in the anti-backflow seat
Second spring is provided between the valve rod for blocking the 4th circulation road, the valve rod and anti-backflow seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822267252.7U CN209304363U (en) | 2018-12-29 | 2018-12-29 | A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822267252.7U CN209304363U (en) | 2018-12-29 | 2018-12-29 | A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209304363U true CN209304363U (en) | 2019-08-27 |
Family
ID=67680156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822267252.7U Expired - Fee Related CN209304363U (en) | 2018-12-29 | 2018-12-29 | A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209304363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500748A (en) * | 2018-12-29 | 2019-03-22 | 福建双环能源科技股份有限公司 | A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal |
-
2018
- 2018-12-29 CN CN201822267252.7U patent/CN209304363U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500748A (en) * | 2018-12-29 | 2019-03-22 | 福建双环能源科技股份有限公司 | A kind of multipurpose sand-blasting gun for derusting by sandblasting paint removal |
| CN109500748B (en) * | 2018-12-29 | 2024-04-12 | 泉州市秉德机电设备有限公司 | Application method of multipurpose sand blasting gun for sand blasting, rust removing and paint removing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190827 Termination date: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |