CN220696207U - Dust collecting equipment with collection and filtration functions for welding in port chassis type beam - Google Patents
Dust collecting equipment with collection and filtration functions for welding in port chassis type beam Download PDFInfo
- Publication number
- CN220696207U CN220696207U CN202322349100.2U CN202322349100U CN220696207U CN 220696207 U CN220696207 U CN 220696207U CN 202322349100 U CN202322349100 U CN 202322349100U CN 220696207 U CN220696207 U CN 220696207U
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- Prior art keywords
- welding
- bottom plate
- collecting
- type beam
- dust removing
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- 239000000428 dust Substances 0.000 title claims abstract description 53
- 238000003466 welding Methods 0.000 title claims abstract description 49
- 238000001914 filtration Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 239000003496 welding fume Substances 0.000 claims abstract description 29
- 239000000779 smoke Substances 0.000 claims abstract description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 8
- 239000003517 fume Substances 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000004513 sizing Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 3
- 238000010892 electric spark Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model discloses dust removing equipment for welding in a port chassis type beam with a collection and filtration function, which comprises a runoff fan and a mobile self-priming filter device; the radial flow fan is arranged at the outer side of one end of the box-shaped beam, and the movable self-priming filter device is arranged at the outer side of the other end of the box-shaped beam; the movable self-priming filter device comprises a moving mechanism, a lifting mechanism, a welding fume collecting and purifying treatment mechanism and a control mechanism; the lifting mechanism is arranged on the moving mechanism, the welding fume collecting and purifying treatment mechanism is arranged on the lifting mechanism, and the control mechanism is arranged on the moving mechanism and used for controlling the lifting mechanism and the welding fume collecting and purifying treatment mechanism. The utility model is used for controlling, collecting and treating welding smoke dust in a welding operation area in the internal welding process of the box beam, and filtering and intercepting harmful substances in waste gas so as to achieve the purposes of clean air and standard emission.
Description
Technical Field
The utility model relates to a steel structure manufacturing technology, in particular to dust removing equipment for welding in a port chassis type beam with a collecting and filtering function.
Background
In the process of manufacturing the box Liang Zaizhi of the port crane, when the four-face forming assembly is used for internal welding operation, a large amount of smoke dust is generated, and because the structural internal space of the box girder is narrow and long and has poor ventilation, the welding smoke dust is easy to gather together, cannot be effectively discharged, seriously influences the physical health of related operators, and also influences normal production and environment.
The traditional method is that a smoke exhaust fan is arranged at one end of the box beam, so that the air circulation of the inner space of the box beam is increased, the concentration of smoke dust in the box beam is reduced, the discharged smoke dust is directly released into a workshop, the working environment of the workshop can be bad, and the pollution caused by welding smoke dust is not solved all the time.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide the dust removing equipment with the collection and filtration functions for the welding in the port chassis type beam, which is used for controlling, collecting and treating the welding smoke dust in the welding operation area in the internal welding process of the chassis type beam, and filtering and intercepting harmful substances in the waste gas so as to achieve the purposes of clean air and standard emission.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a dust removing device for welding in a port chassis type beam with a collecting and filtering function comprises a runoff fan and a movable self-priming filtering device;
the radial flow fan is arranged at the outer side of one end of the box-shaped beam, and the movable self-priming filter device is arranged at the outer side of the other end of the box-shaped beam;
the movable self-priming filter device comprises a moving mechanism, a lifting mechanism, a welding fume collecting and purifying treatment mechanism and a control mechanism;
the lifting mechanism is arranged on the moving mechanism, the welding fume collecting and purifying treatment mechanism is arranged on the lifting mechanism, and the control mechanism is arranged on the moving mechanism and used for controlling the lifting mechanism and the welding fume collecting and purifying treatment mechanism.
Preferably, the air outlet side of the radial flow fan is communicated with one end of the box beam through a ventilation hose.
Preferably, the moving mechanism comprises a lower bottom plate, universal casters and a push handle;
the universal casters are uniformly distributed at the bottom of the lower bottom plate;
the push handle is arranged at one end position of the lower bottom plate.
Preferably, the lifting mechanism comprises a supporting frame, a lower bottom plate, an upper bottom plate and a hydraulic mechanism;
the supporting frame is arranged on the lower bottom plate;
the upper surface of the lower bottom plate is movably connected with the lower surface of the upper bottom plate through the hydraulic mechanism.
Preferably, the hydraulic mechanism comprises a plurality of sets of support assemblies and hydraulic cylinders;
the upper end of the supporting component is movably connected with the lower surface of the upper bottom plate, and the lower end of the supporting component is movably connected with the upper surface of the lower bottom plate;
the hydraulic cylinder is used for driving the support assembly to stretch and retract.
Preferably, each set of the support assemblies comprises a first support plate and a second support plate;
the middle positions of the first supporting plate and the second supporting plate are connected through cylindrical pins to form a scissor-fork structure;
the upper end of the first supporting plate is contacted with the lower surface of the upper bottom plate through a traveling pulley, and the lower end of the first supporting plate is movably connected with the upper surface of the lower bottom plate through a fixed hinge;
the upper end of the second supporting plate is movably connected with the lower surface of the upper bottom plate through a fixed hinge, and the lower end of the second supporting plate is contacted with the upper surface of the lower bottom plate through a traveling pulley;
each set of the supporting components are connected with each other through connecting rods between the first supporting plates and between the second supporting plates;
the base and the piston rod of the hydraulic cylinder are respectively connected with the corresponding connecting rods.
Preferably, the welding fume collecting and purifying treatment mechanism comprises a shell, a fume collecting cover, a metal mesh filter, a fiber filter, an active carbon filter, a high-pressure fan absorbing cover, a high-pressure fan and an air outlet;
the shell is arranged on the upper surface of the upper bottom plate;
the smoke dust collecting cover is arranged at one end of the shell and faces the other end of the box beam;
the air outlet is arranged at the other end of the shell;
the metal mesh filter, the fiber filter, the activated carbon filter, the high-pressure fan absorption cover and the high-pressure fan are sequentially arranged in the shell between the smoke dust collection cover and the air outlet.
Preferably, the shell is also provided with a side door.
Preferably, the control mechanism comprises a chassis, a lifting mechanism control unit and a welding fume collecting and purifying treatment mechanism control unit, wherein the lifting mechanism control unit and the welding fume collecting and purifying treatment mechanism control unit are arranged in the chassis;
the chassis is arranged at one end position of the lower bottom plate and is positioned at the same end position as the push handle.
Preferably, the dust removing device for welding the port chassis type beam further comprises a sizing block bracket for placing the chassis type beam.
The dust removing equipment with the collecting and filtering functions for welding in the port chassis type beam is used for collecting and purifying welding smoke dust in the port crane chassis type beam welding manufacturing process, can collect and purify welding smoke dust in a narrow limited space, reduces the concentration of the welding smoke dust in an operation area, purifies the smoke dust and improves the operation environment. Meanwhile, the method has the following beneficial effects:
(1) The dust removing equipment for welding in the port chassis type beam is convenient to move, can flexibly move to any position of a factory building, is provided with universal casters, and is convenient to position;
(2) The welding fume collecting and purifying treatment mechanism can freely lift up and down by being matched with the lifting mechanism, and is suitable for collecting and purifying the welding fume of box-type beams with different specifications;
(3) The welding fume collecting and purifying treatment mechanism adopts a three-stage filtering treatment process, the fume purifying effect is obvious, and clean air discharged after treatment can be directly and circularly discharged in a workshop;
(4) The control mechanism is designed safely and stably and is provided with high-voltage leakage protection;
(5) The dust removing equipment for welding the port chassis type beam is simple to operate and easy to clean and maintain.
Drawings
FIG. 1 is a schematic structural view of a dust removing device for welding in a port chassis type beam;
FIG. 2 is a schematic diagram of a mobile self-priming filter device in the dust removing device for port chassis type beam inner welding of the present utility model;
fig. 3 is a schematic structural view of a welding fume collecting and purifying treatment mechanism in the dust removing device for the port chassis type beam inner welding.
Detailed Description
In order to better understand the above technical solution of the present utility model, the technical solution of the present utility model is further described below with reference to the accompanying drawings and examples.
Referring to fig. 1, the dust removing device for welding in a port chassis type beam with a collecting and filtering function provided by the utility model comprises a radial flow fan 1 and a movable self-priming filter device 2.
The runoff fan 1 is arranged at the outer side of one end of the box-shaped beam 3, and the movable self-priming filter device 2 is arranged at the outer side of the other end of the box-shaped beam 3.
The air outlet side of the radial fan 1 is communicated with one end of the box girder 3 through a ventilation hose 4, and ventilation operation is carried out on the inner space of the box girder 3.
The mobile self-priming filter device 2 comprises a moving mechanism, a lifting mechanism, a welding fume collecting and purifying treatment mechanism and a control mechanism 50.
The lifting mechanism is arranged on the moving mechanism, the welding fume collecting and purifying treatment mechanism is arranged on the lifting mechanism, and the control mechanism 50 is arranged on the moving mechanism and used for controlling the lifting mechanism and the welding fume collecting and purifying treatment mechanism.
Referring to fig. 2, the moving mechanism is used for steering and moving the dust removing device for welding in the chassis beam of the port of the present utility model, and comprises a lower plate 8, universal casters 6 and a push handle 7.
The universal casters 6 are provided with a plurality of universal casters 6 which are uniformly distributed at the bottom of the lower bottom plate 8, and the universal casters 6 have specific self-locking and fixing functions.
The push handle 7 is provided at one end position of the lower plate 8.
The lifting mechanism comprises a supporting frame 5, a lower bottom plate 8, an upper bottom plate 9 and a hydraulic mechanism.
The support 5 is laid on the lower bottom plate 8.
The upper surface of the lower bottom plate 8 is movably connected with the lower surface of the upper bottom plate 9 through a hydraulic mechanism.
The hydraulic mechanism includes a plurality of sets of support assemblies and hydraulic cylinders 10.
The upper end of the supporting component is movably connected with the lower surface of the upper bottom plate 9, and the lower end is movably connected with the upper surface of the lower bottom plate 8.
The hydraulic cylinder 10 is used for driving the support assembly to stretch and retract, so as to realize the ascending and descending of the lifting mechanism.
Each set of support assemblies comprises a first support plate 11 and a second support plate 12.
The intermediate positions of the first support plate 11 and the second support plate 12 are connected by cylindrical pins 13 to form a scissor-type structure.
The upper end of the first supporting plate 11 is contacted with the lower surface of the upper bottom plate 9 through a traveling pulley 14, and the lower end is movably connected with the upper surface of the lower bottom plate 8 through a fixed hinge 15.
The upper end of the second supporting plate 12 is movably connected with the lower surface of the upper bottom plate 9 through a fixed hinge, and the lower end is contacted with the upper surface of the lower bottom plate 8 through a traveling pulley 16.
The first support plates 11 and the second support plates 12 in each set of support assemblies are connected through connecting rods 17.
The base and the piston rod of the hydraulic cylinder 10 are respectively connected with a corresponding connecting rod 17.
The first supporting plate 11 and the second supporting plate 12 are made of high-strength manganese steel alloy, the lifting control buttons on the control mechanism 50 are started to control the expansion and contraction of the hydraulic cylinder 10, so that the supporting assembly is controlled to perform scissor-fork type movement, the traveling pulleys 14 and 16 are driven to perform linear reciprocating movement on the corresponding lower bottom plate 8 and the corresponding upper bottom plate 9, and finally the lifting mechanism moves up and down.
As shown in fig. 2 and 3, the welding fume collecting and purifying treatment mechanism includes a housing 18, a fume collecting hood 19, a metal mesh filter 20, a fiber filter 21, an activated carbon filter 22, a high-pressure fan absorbing hood 23, a high-pressure fan 24, and an air outlet 25.
The housing 18 is provided on the upper surface of the upper plate 9.
The fume collecting hood 19 is provided at one end position of the housing 18 and faces the other end of the box girder 3.
The air outlet 25 is provided at the other end of the casing 18.
A metal mesh filter 20, a fiber filter 21, an activated carbon filter 22, a high-pressure fan absorption cover 23 and a high-pressure fan 24 are sequentially arranged in the shell 18 between the smoke dust collection cover 19 and the air outlet 25.
Side door 26 is also provided on the side of housing 18.
After a welding fume filtering and purifying control button on the control mechanism 50 is started, the high-pressure fan 24 runs at a high speed, a high negative pressure is formed at the opening of the fume collecting cover 19, fume is collected, the filtering and purifying adopts three-stage filters (a metal mesh filter 20, a fiber filter 21 and an activated carbon filter 22), electric sparks, particle dust and toxic and harmful gases in the welding fume are fully adsorbed and purified, and finally purified gas is discharged from the air outlet 25 under the action of the high-pressure fan 24 and is released into a workshop environment.
The control mechanism 50 includes a chassis, a lifting mechanism control unit and a welding fume collecting and purifying treatment mechanism control unit which are arranged in the chassis.
The chassis is provided at one end position of the lower plate 8 and at the same end position as the push handle 7.
The dust removing device for welding the chassis-type beam in the port of the utility model also comprises a sizing block bracket 27 for placing the chassis-type beam 3.
The dust removing equipment for welding in the port chassis type beam is adopted for collecting and filtering smoke dust in welding operation in the workshop chassis type beam after four-side forming, and comprises the following specific operation steps:
(1) Preparation work
The box girder 3 is hung on the sizing block bracket 27, a radial flow fan 1 is arranged at one end of the box girder 3 and is connected with a ventilation hose 4, and the other end of the ventilation hose 4 is arranged at the port of the box girder 3; the other end is provided with the mobile self-priming filter device 2, the pushing and moving mechanism adjusts the suitable distance from the mobile self-priming filter device 2 to the box beam 3, the starting lifting control button is pressed, the smoke dust collecting cover 19 of the mobile self-priming filter device 2 is adjusted to a suitable position according to the height of the box beam 3, and the smoke dust collecting cover is aligned to the right center position of the port of the box beam 3.
(2) Operation of the plant
1) And starting the mobile self-priming welding fume filtering and purifying control button, under the normal condition, screwing the switch to be manual, checking whether each function is normal or not under the manual state, and under the condition of ensuring the normal condition, pressing the automatic start, and then enabling the equipment to enter an automatic operation mode.
2) The radial fan 1 is started to ventilate the inside of the box girder 3, so that ventilation of air in the box girder 3 is increased, and welding operators start welding operation.
3) Welding smoke dust generated in the welding operation process is gathered to the other port of the box girder 3 along with the air flow direction, and high negative pressure is generated at the smoke dust collecting cover 19 after the high-pressure fan 24 of the mobile self-suction type filtering device 2 is started, so that the welding smoke dust is collected. The equipment is forbidden to move equipment and open the side door in the running and using process, so that dangers and equipment damage are avoided.
(3) Smoke purification process
1) The collected welding fume passes through the first-stage metal mesh filter 20 to remove a part of welding fume and dust, and the electric spark is intercepted at the initial stage of the purifier to prevent fire; the primarily purified smoke enters the second-stage fiber filter 21, the pollutants are retained on the surface of the filter element, the pollutants on the surface of the filter element are continuously deposited, and the side door 26 is opened at regular time to take out the fiber filter 21 for ash removal; the filtered and purified gas then enters the activated carbon filter 22 of the third stage for final adsorption and purification, and the purpose of removing peculiar smell and harmful gas is achieved, and the filter element can be replaced by opening the side door 26.
2) The final filtered and purified gas is discharged from the air outlet 25 to the shop environment via the high-pressure fan 24.
(4) End of work
After the welding operation is finished, the power supplies of the radial flow fan 1 and the movable self-priming filter device 2 are turned off, the filtration and purification of welding smoke dust are stopped, then the lifting mechanism is lowered onto the support frame 5, and the equipment power supply main switch is turned off; the equipment function cables are well collected, and the site sanitation is cleaned; and shifting the equipment and the tool to a special area, and fixing the equipment.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the utility model, and that variations and modifications of the above described embodiments are intended to fall within the scope of the claims of the utility model as long as they fall within the true spirit of the utility model.
Claims (10)
1. Dust collecting equipment for welding in port machine case type roof beam with collect filtering capability, its characterized in that: comprises a radial flow fan and a movable self-priming filter device;
the radial flow fan is arranged at the outer side of one end of the box-shaped beam, and the movable self-priming filter device is arranged at the outer side of the other end of the box-shaped beam;
the movable self-priming filter device comprises a moving mechanism, a lifting mechanism, a welding fume collecting and purifying treatment mechanism and a control mechanism;
the lifting mechanism is arranged on the moving mechanism, the welding fume collecting and purifying treatment mechanism is arranged on the lifting mechanism, and the control mechanism is arranged on the moving mechanism and used for controlling the lifting mechanism and the welding fume collecting and purifying treatment mechanism.
2. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 1, wherein: the air outlet side of the radial flow fan is communicated with one end of the box beam through a ventilation hose.
3. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 1, wherein: the moving mechanism comprises a lower bottom plate, universal casters and a push handle;
the universal casters are uniformly distributed at the bottom of the lower bottom plate;
the push handle is arranged at one end position of the lower bottom plate.
4. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 3, wherein: the lifting mechanism comprises a supporting frame, a lower bottom plate, an upper bottom plate and a hydraulic mechanism;
the supporting frame is arranged on the lower bottom plate;
the upper surface of the lower bottom plate is movably connected with the lower surface of the upper bottom plate through the hydraulic mechanism.
5. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 4, wherein: the hydraulic mechanism comprises a plurality of sets of supporting components and hydraulic cylinders;
the upper end of the supporting component is movably connected with the lower surface of the upper bottom plate, and the lower end of the supporting component is movably connected with the upper surface of the lower bottom plate;
the hydraulic cylinder is used for driving the support assembly to stretch and retract.
6. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 5, wherein: each set of the support assemblies comprises a first support plate and a second support plate;
the middle positions of the first supporting plate and the second supporting plate are connected through cylindrical pins to form a scissor-fork structure;
the upper end of the first supporting plate is contacted with the lower surface of the upper bottom plate through a traveling pulley, and the lower end of the first supporting plate is movably connected with the upper surface of the lower bottom plate through a fixed hinge;
the upper end of the second supporting plate is movably connected with the lower surface of the upper bottom plate through a fixed hinge, and the lower end of the second supporting plate is contacted with the upper surface of the lower bottom plate through a traveling pulley;
each set of the supporting components are connected with each other through connecting rods between the first supporting plates and between the second supporting plates;
the base and the piston rod of the hydraulic cylinder are respectively connected with the corresponding connecting rods.
7. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 4, wherein: the welding fume collecting and purifying treatment mechanism comprises a shell, a fume collecting cover, a metal mesh filter, a fiber filter, an activated carbon filter, a high-pressure fan absorbing cover, a high-pressure fan and an air outlet;
the shell is arranged on the upper surface of the upper bottom plate;
the smoke dust collecting cover is arranged at one end of the shell and faces the other end of the box beam;
the air outlet is arranged at the other end of the shell;
the metal mesh filter, the fiber filter, the activated carbon filter, the high-pressure fan absorption cover and the high-pressure fan are sequentially arranged in the shell between the smoke dust collection cover and the air outlet.
8. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering function according to claim 7, wherein: the shell is also provided with a side door.
9. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 4, wherein: the control mechanism comprises a chassis, a lifting mechanism control unit and a welding fume collecting and purifying treatment mechanism control unit, wherein the lifting mechanism control unit and the welding fume collecting and purifying treatment mechanism control unit are arranged in the chassis;
the chassis is arranged at one end position of the lower bottom plate and is positioned at the same end position as the push handle.
10. The dust removing apparatus for welding in-port chassis type beam with collecting and filtering functions according to claim 1, wherein: the dust removing device for welding the port chassis type beam further comprises a sizing block bracket for placing the chassis type beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322349100.2U CN220696207U (en) | 2023-08-30 | 2023-08-30 | Dust collecting equipment with collection and filtration functions for welding in port chassis type beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322349100.2U CN220696207U (en) | 2023-08-30 | 2023-08-30 | Dust collecting equipment with collection and filtration functions for welding in port chassis type beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220696207U true CN220696207U (en) | 2024-04-02 |
Family
ID=90449992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322349100.2U Active CN220696207U (en) | 2023-08-30 | 2023-08-30 | Dust collecting equipment with collection and filtration functions for welding in port chassis type beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220696207U (en) |
-
2023
- 2023-08-30 CN CN202322349100.2U patent/CN220696207U/en active Active
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